A zipper square latch machine

By designing a zipper block latch machine that includes a lifting movable frame and a clamping air claw, the problem that the blocks or latch in the existing equipment are easily twisted and skewed during the installation process is solved, and the automatic and efficient installation of the chain belt and product quality are achieved. improvement.

CN112716116BActive Publication Date: 2025-01-24吕永平
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Patent Information

Application Number
CN202110028056.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-01-11
Publication Date
2025-01-24
Estimated Expiration
2041-01-11

AI Technical Summary

Technical Problem

The existing automatic installation equipment of zipper blocks and latches are likely to cause the blocks or latches to be distorted and skewed during the installation process, which in turn affects the accuracy of the pressing position and quality stability of the product.

Method used

A zipper block plug -in machine is designed, including racks, chain band feeders, chain belt positioning components, stress eye components, square plug -in installation components and chain belt traction components. The blocking and installation component uses a lifting activity rack and a horizontal drive cylinder driver, combined with clamping the accurate installation and pressing of the square and the accurate installation and stress.

Benefits of technology

The automatic and efficient installation of the chain band and the marketing of the chain strap ensure the high quality and stability of the product, avoiding the distortion and skewing of the block or insertion in the installation process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a zipper square bolt machine, the frame of which is equipped with a chain belt feeder, a chain belt positioning assembly, a pressing and punching assembly, a square bolt installation assembly, and a chain belt traction assembly arranged in sequence from front to back along the chain belt conveying direction, the square bolt installation assembly is equipped with a square feeding assembly on the left end side, and the square bolt installation assembly is equipped with a bolt feeding assembly on the right end side; the square bolt installation assembly includes a lifting movable frame driven by a lifting drive cylinder, the upper end of the lifting movable frame is equipped with a horizontal driving cylinder, the driving end of the horizontal driving cylinder is equipped with a horizontal movable frame, the horizontal movable frame is equipped with a push movable frame driven by a push driving cylinder that moves forward and backward, and the push movable frame is equipped with a block clamping air claw and a bolt clamping air claw. The present invention can automatically and efficiently realize the installation of chain belt blocks and bolts, and has the advantages of novel structural design, good stability and reliability, and high product quality. When pressing and consolidating, the blocks and bolts are accurately positioned and will not be skewed or twisted.
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Description

Technical Field

[0001] The invention relates to the technical field of zipper production and processing equipment, and in particular to a zipper square pin insertion machine. Background Art

[0002] As for the zipper, it includes two ribbons (i.e., the left ribbon and the right ribbon), the inner edges of the two ribbons are respectively equipped with chain teeth arranged in sequence, and one end of one of the ribbons is equipped with a pin, and one end of the other ribbon is equipped with a block; when the zipper is closed, the pin is inserted into the corresponding groove of the block.

[0003] During the zipper production process, two webbings form a chain structure, and both webbings are equipped with chain teeth, and the opposite chain teeth are meshed. For the chain, it is composed of zipper units arranged in sequence, and there is a chain gap between two adjacent zipper units (the chain gap is the position where the chain teeth are not installed). The chain is finally cut by the cutting shaft to form an independent zipper.

[0004] It should be pointed out that in the prior art, automated equipment is generally used to implement the block and pin installation operations of the chain belt; however, for the existing automated block and pin installation equipment, during the block and pin installation process, the clamping mechanism first moves the block or pin to the installation position and inserts the block or pin into place, and then the clamping mechanism loosens the block or pin. During the pressing, the block or pin will be twisted and skewed, which will make the pressing position inaccurate, and thus make the product quality low and unstable. Summary of the invention

[0005] The purpose of the present invention is to provide a zipper square pin insertion machine to address the deficiencies in the prior art. The zipper square pin insertion machine can automatically and efficiently install chain blocks and pins, has a novel structural design, good stability and reliability, and produces high-quality products.

[0006] To achieve the above object, the present invention is implemented through the following technical solutions.

[0007] A zipper square latch machine comprises a frame, the frame is equipped with a chain belt feeder, a chain belt positioning assembly, a pressing and punching assembly, a square latch installation assembly, and a chain belt pulling assembly arranged in sequence from front to back along the chain belt conveying direction, the square latch installation assembly is equipped with a square feeding assembly on the left end side, and the square latch installation assembly is equipped with a latch feeding assembly on the right end side;

[0008] The block latch installation assembly includes a lifting movable frame, and the frame is equipped with a lifting drive cylinder for up and down movement corresponding to the lifting movable frame, the driving end of the lifting drive cylinder is connected to the lifting movable frame, the upper end of the lifting movable frame is equipped with a horizontal drive cylinder for left and right horizontal movement, the driving end of the horizontal drive cylinder is equipped with a horizontal movable frame, the horizontal movable frame is equipped with a pushing movable frame, the rear end of the horizontal movable frame is equipped with a pushing drive cylinder for front and rear horizontal movement at the rear end side of the pushing movable frame, the driving end of the pushing drive cylinder is connected to the pushing movable frame, the pushing movable frame is equipped with a block clamping air claw, and a pin clamping air claw located on the right end side of the block clamping air claw and arranged at an interval with the block clamping air claw.

[0009] The chain belt positioning assembly includes a chain belt positioning bracket installed on the frame, the chain belt positioning bracket is screwed with a chain belt lower guide block arranged horizontally and transversely, the upper surface of the chain belt lower guide block is screwed with a chain belt upper guide block, and a chain belt guide groove that completely penetrates the chain belt upper guide block and the chain belt lower guide block is formed between the chain belt upper guide block and the chain belt lower guide block;

[0010] A gap sensing mechanism is installed on the lower end side of the lower guide block of the chain belt, and the gap sensing mechanism includes an inductive movable swing arm, and a swing arm hinge seat is screwed on the lower surface of the lower guide block of the chain belt corresponding to the inductive movable swing arm, and the middle part of the inductive movable swing arm is hinged on the swing arm hinge seat through a pivot; a gap sensing block arranged vertically is screwed on the rear end of the inductive movable cover plate, and a lower guide block avoidance groove which completely penetrates from top to bottom and is connected with the chain guide groove is opened at the rear end of the lower guide block of the chain belt, and the upper end of the gap sensing block extends into the lower guide block avoidance groove; a swing arm driving spring which pushes the front end of the inductive movable swing arm downward is installed between the front end of the inductive movable swing arm and the lower guide block of the chain belt, and a position sensing sensor for detecting the position of the front end of the inductive movable swing arm is installed on the lower guide block of the chain belt;

[0011] A chain belt positioning mechanism is installed on the upper end side of the chain belt upper guide block, and the chain belt positioning mechanism includes a chain belt positioning fixing seat screwed on the upper surface of the chain belt upper guide block, the chain belt positioning fixing seat is provided with a fixing seat through hole that completely penetrates the front and back, and a chain belt positioning lifting block is embedded in the fixing seat through hole of the chain belt fixing seat, and a chain belt positioning driving cylinder is screwed on the upper end of the chain belt fixing seat, and the outer extension end of the piston rod of the chain belt positioning driving cylinder is connected to the chain belt positioning lifting block; the core of the chain belt positioning lifting block is provided with a lifting block through hole that completely penetrates the front and back, and the lifting block through hole is embedded A movable pull rod extending along the front-to-back direction is provided, the front end portion of the movable pull rod extends to the front end side of the chain positioning lifting block, the rear end portion of the movable pull rod extends to the rear end portion of the chain positioning lifting block, the rear end portion of the movable pull rod is screwed with a chain hook, and the rear end portion of the chain hook extends to the rear end sides of the chain upper guide block and the chain lower guide block; a pull rod stopper is screwed on the front end portion of the movable pull rod, a travel switch is provided on the chain positioning fixing seat corresponding to the pull rod stopper, and a stopper driving spring is provided between the pull rod stopper and the chain positioning lifting block to push the pull rod stopper forward.

[0012] The said pressure-bonding drilling assembly comprises a pressure-bonding drilling mechanism and a pressure-bonding drilling supporting mechanism located at the lower end side of the pressure-bonding drilling mechanism;

[0013] The pressure-fixing and drilling mechanism includes a shaft mounting seat screwed on the frame, the shaft mounting seat is equipped with a pressure-fixing and drilling driving shaft extending horizontally along the front-back direction through a bearing, the upper end of the shaft mounting seat is screwed with a motor mounting seat, the motor mounting seat is screwed with a pressure-fixing and drilling driving motor, and the power output shaft of the pressure-fixing and drilling driving motor is drivingly connected to the rear end of the pressure-fixing and drilling driving shaft; a front end fixing block is screwed on the front surface of the shaft mounting seat, and an installation chamber is formed between the front end fixing block and the shaft mounting seat, the front end of the pressure-fixing and drilling driving shaft extends into the installation chamber, and a pressure-fixing lifting frame and a drilling lifting frame are embedded in the installation chamber between the front end fixing block and the shaft mounting seat, and the pressure-fixing and drilling driving shaft is drivingly connected to the upper end of the pressure-fixing lifting frame and the upper end of the drilling lifting frame respectively;

[0014] The lower end of the compression and fixing lifting frame is equipped with a square compression and fixing top block which is arranged vertically and a latch compression and fixing top block which is located on the right end of the square compression and fixing top block. The lower ends of the square compression and fixing top block and the latch compression and fixing top block extend to the lower end of the compression and fixing lifting frame respectively, and the square compression and fixing top block is fastened to the compression and fixing lifting frame. The compression and fixing lifting frame is provided with a latch top block avoidance groove corresponding to the latch compression and fixing top block. The lower end of the compression and fixing lifting frame is screwed with a compression and fixing switching cylinder which moves forward and backward corresponding to the latch compression and fixing top block. The compression and fixing switching cylinder The outer extension end of the piston rod is equipped with a pressing and fixing switching block located on the upper end side of the latch pin pressing and fixing top block; when the latch is pressed and fixed by the latch pin pressing and fixing top block, the pressing and fixing switching cylinder pushes the pressing and fixing switching block to be inserted into the bolt pin top block avoidance groove and the pressing and fixing switching block contacts the upper end of the bolt pin pressing and fixing top block; when the latch does not need to be pressed and fixed by the latch pin pressing and fixing top block, the pressing and fixing switching cylinder pulls the pressing and fixing switching block out of the bolt pin top block avoidance groove, and at this time, the bolt pin top block avoidance groove provides an avoidance space for the latch pin pressing and fixing top block;

[0015] The lower end of the drilling lifting frame is equipped with a vertically arranged drilling driving pressure block so as to be relatively movable horizontally left and right. The drilling driving pressure block is located on the upper end side of the block pressing top block and the pin pressing top block. The lower end of the drilling lifting frame is equipped with a drilling switching cylinder that moves horizontally left and right beside the drilling driving pressure block, and the outer extension end of the piston rod of the drilling switching cylinder is connected to the drilling driving pressure block; the block pressing top block and the pin pressing top block are respectively provided with drilling needle mounting holes that completely penetrate up and down, and each drilling needle mounting hole is respectively embedded with a movable drilling needle; when it is necessary to drill the pin, the drilling switching cylinder drives the drilling driving pressure block to move to just above the pin pressing top block; when it is necessary to drill the block, the drilling switching cylinder drives the drilling driving pressure block to move to just above the block pressing top block;

[0016] The pressure-bonded drilling supporting mechanism includes a supporting fixed seat installed on the frame, the supporting fixed seat is provided with a fixed seat lifting hole that completely penetrates up and down, and a movable lifting block group is embedded in the fixed seat lifting hole of the supporting fixed seat, and the movable lifting block group includes a lower movable lifting block and an upper movable lifting block, the lower end of the lower movable lifting block extends to the lower end side of the supporting fixed seat, and the upper end of the upper movable lifting block extends to the upper end side of the supporting fixed seat, and the lower end of the supporting fixed seat is screwed with a supporting cylinder frame, and the supporting cylinder frame is screwed with a supporting lifting driving cylinder that moves up and down, and the outer extension end of the piston rod of the supporting lifting driving cylinder is connected to the lower end of the lower movable lifting block; the lower end of the upper movable lifting block is screwed with a lifting stopper, and a vertical spring arranged vertically is installed between the lifting stopper and the lower movable lifting block, the lower end of the vertical spring abuts against the lifting stopper, and the upper end of the vertical spring abuts against the lower end The movable lifting block abuts; the upper end of the upper movable lifting block is screwed with a chain belt supporting positioning block, and the upper surface of the chain belt supporting positioning block is provided with a chain belt positioning groove; the upper end of the upper movable lifting block is screwed with a locking drive block between the chain belt supporting positioning block and the lower movable lifting block, a locking drive cylinder is installed on the side of the supporting fixed seat, and the lower end of the locking drive cylinder is hinged on the frame through a pivot, and a locking drive swing arm is installed between the locking drive cylinder and the supporting fixed seat, one end of the locking drive swing arm is hinged with the extended end of the piston rod of the locking drive cylinder through a pivot, and the other end of the locking drive swing arm is hinged with the supporting fixed seat through a pivot, and the locking drive swing arm is equipped with a cam bearing located on the lower end side of the locking drive block; when the pressing and drilling mechanism performs the pressing and drilling operation, the locking drive cylinder pushes the locking drive swing arm upward, and the locking drive swing arm contacts and pushes the locking drive block upward through the cam bearing.

[0017] The front end of the pressure-bonding drilling drive shaft is provided with an eccentric shaft hole opening forward, the axis of the eccentric shaft hole deviates from the axis of the pressure-bonding drilling drive shaft, an eccentric pivot extending horizontally along the front-to-back direction is embedded in the eccentric shaft hole, and the front end of the eccentric pivot protrudes and extends to the front end side of the front end surface of the pressure-bonding drilling drive shaft;

[0018] The front end of the eccentric pivot is equipped with a drilling drive swing arm and a pressing drive swing arm. The free end of the drilling drive swing arm is hinged to the upper end of the drilling lifting frame through the drilling drive pivot, and the free end of the pressing drive swing arm is hinged to the upper end of the pressing lifting frame through the pressing drive pivot.

[0019] Wherein, the chain belt traction assembly includes a traction mounting frame mounted on the frame, the upper end of the traction mounting frame is equipped with a traction drive motor, and the power output shaft of the traction drive motor is equipped with a traction drive wheel;

[0020] The traction mounting frame is provided with traction guide wheels arranged at intervals beside the traction driving wheel, and a traction transmission belt is wound around all the traction guide wheels, and the traction transmission belt is in pressing contact with the traction driving wheel.

[0021] Among them, the block feeding assembly and the latch feeding assembly respectively include a feeding vibration plate installed on the frame; between the feeding vibration plate and the block latch installation assembly, there are respectively provided automatic feeding mechanisms for feeding the block and latch materials from front to back into the block latch installation assembly.

[0022] Wherein, the automatic feeding mechanism includes a feeding mounting frame installed on the frame, a push rod mounting block is screwed on the upper end of the feeding mounting frame, the push rod mounting block is provided with a push rod mounting groove which completely penetrates front and back and opens upward, and a movable push rod is embedded in the push rod mounting groove; a cylinder mounting frame is screwed on the upper end of the feeding mounting frame, and the cylinder mounting frame is provided with a push rod driving cylinder which is located on the rear end side of the movable push rod and moves horizontally front and back, and the outer extension end of the piston rod of the push rod driving cylinder is connected to the rear end of the movable push rod; a movable mounting block is installed on the upper end side of the push rod mounting block so as to be relatively movable horizontally left and right, and a movable receiving block is screwed on the movable mounting block, and the movable receiving block is provided with a receiving groove, and the movable receiving block is provided with a receiving groove. A driving guide column protruding and extending downward is installed on the lower surface of the movable mounting block, and a guide column mounting groove is provided on the upper surface of the movable push rod corresponding to the driving guide column, and the driving guide column is inserted into the guide column mounting groove of the movable push rod, and the guide column mounting groove includes an inclined driving groove extending obliquely and a straight avoidance groove connected with the inclined driving groove and extending straightly front and back; a movable linkage frame connected with the movable push rod is installed on the upper end side of the movable mounting block, and the movable linkage frame is installed with a movable push block; a guide rail bracket is screwed on the push rod mounting block, and the guide rail bracket is equipped with a guide rail, and the guide rail is provided with a guide groove with a front end opening connected to the discharge port of the feeding vibration plate, and the movable receiving block is in contact with the rear end face of the guide rail.

[0023] Among them, two limit guide blocks arranged in a front-to-rear interval are screwed on the upper surface of the push rod mounting block, a limit guide groove is arranged between the two limit guide blocks, and the movable mounting block is embedded in the limit guide groove between the two limit guide blocks.

[0024] In which, the movable linkage frame includes a front end support block and a rear end support block located at the rear end side of the front end support block, the front end support block is screwed on the front end portion of the movable push rod and the front end support block is located at the front end side of the movable mounting block, the rear end support block is screwed on the rear end portion of the movable push rod and the rear end support block is located at the rear end side of the movable mounting block; a supporting cross bar is installed between the upper end portion of the front end support block and the upper end portion of the rear end support block, the front end portion and the rear end portion of the supporting cross bar are respectively screwed with the corresponding front end support frame and the rear end support frame, the supporting cross bar is equipped with a push block mounting block, and the movable push block is screwed on the push block mounting block.

[0025] Among them, the lifting movable frame includes a movable frame cross plate arranged horizontally, the horizontal driving cylinder is installed on the movable frame cross plate, the driving end of the lifting driving cylinder is connected to the movable frame cross plate, the left end and the right end of the movable frame cross plate are respectively screwed with movable frame vertical plates extending vertically downward, the frame corresponds to each movable frame vertical plate respectively screwed with a vertical plate guide block, each vertical plate guide block is respectively provided with a vertical plate guide hole that completely penetrates from top to bottom, and the lower end of each movable frame vertical plate is respectively inserted into the vertical plate guide hole of the corresponding vertical plate guide block.

[0026] The beneficial effects of the present invention are as follows: a zipper square pin machine described in the present invention has a frame equipped with a chain feeder, a chain positioning assembly, a pressing and punching assembly, a square pin installation assembly, and a chain traction assembly which are arranged in sequence from front to back along the chain conveying direction; a square feeding assembly is installed on the left end side of the square pin installation assembly, and a pin feeding assembly is installed on the right end side of the square pin installation assembly; the square pin installation assembly includes a lifting movable frame driven by a lifting drive cylinder, a horizontal driving cylinder for horizontal left and right movements is installed on the upper end of the lifting movable frame, a horizontal movable frame is installed on the driving end of the horizontal driving cylinder, the horizontal movable frame is equipped with a pushing movable frame driven by a pushing driving cylinder for front and rear movements, the pushing movable frame is equipped with a square clamping claw, and a pin clamping claw located on the right end side of the square clamping claw and arranged at an interval with the square clamping claw. Through the above-mentioned structural design, the present invention can automatically and efficiently realize the chain belt installation blocks and pins, and the present invention has the advantages of novel structural design, good stability and reliability, and high product quality. When the blocks and pins are pressed and fixed, the blocks or pins are kept in a clamped state to ensure that the blocks and pins are accurately positioned without being out of place, skewing, or twisting. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The present invention is further described below with the aid of the accompanying drawings. However, the embodiments in the accompanying drawings do not constitute any limitation to the present invention.

[0028] Figure 1 It is a structural schematic diagram of the present invention.

[0029] Figure 2 It is a structural schematic diagram of another viewing angle of the present invention.

[0030] Figure 3 It is a schematic diagram of the local structure of the present invention.

[0031] Figure 4 It is a schematic diagram of the local structure from another perspective of the present invention.

[0032] Figure 5 It is a structural schematic diagram of the chain belt positioning assembly of the present invention.

[0033] Figure 6This is a schematic structural diagram of the chain belt positioning assembly of the present invention from another perspective.

[0034] Figure 7 This is a structural schematic diagram of the chain belt positioning assembly of the present invention from another perspective.

[0035] Figure 8 It is a structural schematic diagram of the square latch installation assembly of the present invention.

[0036] Fig. 9 This is a schematic structural diagram of the square latch installation assembly of the present invention from another perspective.

[0037] Fig.10 It is a structural schematic diagram of the automatic feeding mechanism of the present invention.

[0038] Fig.11 It is a structural schematic diagram of the automatic feeding mechanism of the present invention from another perspective.

[0039] Fig.12 It is an exploded schematic diagram of the automatic feeding mechanism of the present invention.

[0040] Fig.13 It is a schematic structural diagram of the pressing and drilling mechanism of the present invention.

[0041] Fig.14 It is a cross-sectional schematic diagram of the pressing and drilling mechanism of the present invention.

[0042] Fig.15 It is a schematic diagram of the partial structure of the pressing and drilling mechanism of the present invention.

[0043] Fig.16 It is a partial structural schematic diagram of the pressing and drilling mechanism of the present invention from another perspective.

[0044] Fig.17 It is a schematic structural diagram of the compression and drilling support mechanism of the present invention.

[0045] Fig.18 It is a cross-sectional schematic diagram of the compression and drilling support mechanism of the present invention.

[0046] Fig.19 It is a structural schematic diagram of the chain belt traction mechanism of the present invention.

[0047] exist Figures 1 to 19 Included are:

[0048] 1——Frame 2——Chain belt feeder

[0049] 3——Chain belt positioning assembly 31——Chain belt positioning bracket

[0050] 321——Chain belt lower guide block 3211——Lower guide block avoidance groove

[0051] 322——Chain belt upper guide block 323——Chain belt guide groove

[0052] 33——Gap sensing mechanism 331——Inductive movable swing rod

[0053] 332——Swing rod hinge seat 333——Gap sensing block

[0054] 34——Chain belt positioning mechanism 341——Chain belt positioning fixing seat

[0055] 3411——Fixed seat through hole 342——Chain belt positioning lifting block

[0056] 3421——Lifting block through hole 343——Chain belt positioning drive cylinder

[0057] 344——Active connecting rod 345——Chain belt hook

[0058] 346——Pull rod stopper 347——Travel switch

[0059] 4——Pressing and drilling assembly 41——Pressing and drilling mechanism

[0060] 411——Rotary shaft mounting seat 412——Pressing and drilling driving rotary shaft

[0061] 4121——Eccentric hole of rotating shaft 413——Motor mounting seat

[0062] 414——Compacting drilling drive motor 415——Front end fixing block

[0063] 416——Installation chamber 4171——Pressure lifting block

[0064] 41711——Pin top block avoidance groove 4172——Square block pressing top block

[0065] 4173——Pin-locked top block 4174——Clocked switching cylinder

[0066] 4175——Compression switch block 4181——Drilling lifting frame

[0067] 4182——Drilling drive block 4183——Drilling switching cylinder

[0068] 4184——Moveable eyelet 4191——Eccentric pivot

[0069] 4192——Drilling drive swing arm 4193——Pressing drive swing arm

[0070] 4194——Drilling drive pivot 4195——Pressing drive pivot

[0071] 42——Compression drilling support mechanism 421——Supporting fixed seat

[0072] 4211——Fixed seat lifting hole 4221——Lower end movable lifting block

[0073] 4222——Upper movable lifting block 4223——Lifting stop block

[0074] 4224——Vertical spring 423——Chain belt support positioning block

[0075] 4231——Chain belt positioning groove 424——Locking drive block

[0076] 425 - Locking drive cylinder 426 - Locking drive swing arm

[0077] 427——Cam bearing 4281——Cylinder support bracket

[0078] 4282——Support lift drive cylinder 5——Block latch installation assembly

[0079] 51——Lifting frame 511——Horizontal plate of movable frame

[0080] 512——Moveable frame vertical plate 52——Lifting drive cylinder

[0081] 53——Horizontal drive cylinder 54——Horizontal movable frame

[0082] 541——T-shaped guide groove 55——Push movable frame

[0083] 551——T-block 56——push drive cylinder

[0084] 57——Block clamping air claw 58——Pin clamping air claw

[0085] 59——Vertical guide block 591——Vertical plate guide hole

[0086] 6——Chain belt traction assembly 61——Traction mounting frame

[0087] 62——Traction drive motor 63——Traction drive wheel

[0088] 64——traction guide wheel 65——traction drive belt

[0089] 71——Block feeding assembly 72——Latch feeding assembly

[0090] 73——Feeding vibration plate 74——Automatic feeding mechanism

[0091] 741——Feeder mounting frame 742——Push rod mounting block

[0092] 7421——Push rod installation slot 743——Moveable push rod

[0093] 7431——Guide column mounting slot 74311——Tilt drive slot

[0094] 74312——Linear avoidance groove 7441——Cylinder mounting bracket

[0095] 7442——Push rod driven cylinder 7451——Movable mounting block

[0096] 7452——movable receiving block 7453——receiving groove

[0097] 7454——driving guide column 746——movable linkage frame

[0098] 7461——Front end support block 7462——Rear end support block

[0099] 7463——Support crossbar 7464——Push block mounting block

[0100] 747——movable push block 7481——guide rail bracket

[0101] 7482——Guide rail 74821——Guide groove

[0102] 749——Limiting guide block. DETAILED DESCRIPTION

[0103] The present invention is described below in conjunction with specific implementation methods.

[0104] like Figures 1 to 4 As shown, a zipper square pin machine includes a frame 1, and the frame 1 is equipped with a chain feeder 2, a chain positioning assembly 3, a pressing and punching assembly 4, a square pin installation assembly 5, and a chain traction assembly 6 which are arranged in sequence from front to back along the chain conveying direction. The left end side of the square pin installation assembly 5 is equipped with a square feeding assembly 71, and the right end side of the square pin installation assembly 5 is equipped with a pin feeding assembly 72.

[0105] Further, such as Figure 8 and Fig. 9As shown, the block latch installation assembly 5 includes a lifting movable frame 51, and the frame 1 is equipped with a lifting drive cylinder 52 for up and down movement corresponding to the lifting movable frame 51, and the driving end of the lifting drive cylinder 52 is connected to the lifting movable frame 51, and the upper end of the lifting movable frame 51 is equipped with a horizontal drive cylinder 53 for left and right horizontal movement, and the driving end of the horizontal drive cylinder 53 is equipped with a horizontal movable frame 54, and the horizontal movable frame 54 is equipped with a pushing movable frame 55, and the rear end of the horizontal movable frame 54 is equipped with a pushing drive cylinder 56 for front and rear horizontal movement at the rear end side of the pushing movable frame 55, and the driving end of the pushing drive cylinder 56 is connected to the pushing movable frame 55, and the pushing movable frame 55 is equipped with a block clamping claw 57 and a latch clamping claw 58 located on the right end side of the block clamping claw 57 and arranged at a distance from the block clamping claw 57.

[0106] It should be explained that, for the lifting movable frame 51 of the present invention, it includes a movable frame horizontal plate 511 arranged horizontally, the horizontal driving cylinder 53 is installed on the movable frame horizontal plate 511, the driving end of the lifting driving cylinder 52 is connected to the movable frame horizontal plate 511, the left end and the right end of the movable frame horizontal plate 511 are respectively screwed with movable frame vertical plates 512 extending vertically downward, and the frame 1 is respectively screwed with vertical plate guide blocks corresponding to each movable frame vertical plate 512, each vertical plate guide block is respectively provided with a vertical plate guide hole 591 completely penetrating from top to bottom, and the lower end of each movable frame vertical plate 512 is respectively inserted into the vertical plate guide hole 591 of the corresponding vertical plate guide block. In the process of the lifting driving cylinder 52 driving the lifting movable frame 51 to move up and down, the guide substructure composed of the movable frame vertical plate 512 and the vertical plate guide block is used to ensure that the movable lifting frame moves up and down smoothly and reliably.

[0107] In addition, in order to ensure that the movable pushing frame moves forward and backward smoothly and reliably, the present invention adopts the following guide structure design, specifically: the horizontal movable frame 54 is provided with a T-shaped guide groove 541 extending forward and backward and in a "T" shape, and the pushing movable frame 55 is provided with a T-shaped block 551 that is adapted to the shape of the T-shaped guide groove 541, and the T-shaped block 551 is embedded in the T-shaped guide groove 541.

[0108] During the use of the present invention, the chain belt feeder 2 continuously feeds out the chain belt, and the chain belt fed out by the chain belt feeder 2 moves from front to back under the traction of the chain belt traction assembly 6; when it is necessary to install blocks and latches on the chain belt, the chain belt positioning assembly 3 first positions the chain belt, the block feeding assembly 71 automatically transports the blocks to the block latch installation assembly 5, the latch feeding assembly 72 automatically transports the latches to the block latch installation assembly 5, and the block latch installation assembly 5 installs the blocks and latches on the chain belt in sequence; after the blocks and the chain belt are installed, the pressing and drilling assembly 4 presses and drills the blocks and latches respectively, so that the blocks and latches are fastened to the chain belt.

[0109] It should be pointed out that, for the block latch installation assembly 5 of the present invention, in the process of realizing the installation of blocks and latches, when the horizontal driving cylinder 53 drives the horizontal movable frame 54 to move to the left side, the block clamping claw 57 moves to the clamping position of the block feeding assembly 71 and the latch clamping claw 58 moves to the installation position; when the horizontal driving cylinder 53 drives the horizontal movable frame 54 to move to the right side, the latch clamping claw 58 moves to the clamping position of the latch feeding assembly 72 and the block clamping claw 57 moves to the installation position; when the block clamping claw 57 clamps the block to the installation position or the latch clamping claw 58 clamps the latch to the installation position, the lifting driving cylinder 52 drives the lifting movable frame 51 upward and the lifting movable frame 51 drives the block clamping claw 57 and the latch clamping claw 58 to move upward synchronously, and then pushes The driving cylinder 56 pushes the push movable frame 55 backward, and the push movable frame 55 moving backward drives the block clamping air claw 57 and the pin clamping air claw 58 to move backward, so that the block or the pin is inserted into the chain belt to complete the block and pin installation operation; it should be pointed out that when the pressing and drilling component 4 performs pressing and drilling operations on the block, the block clamping air claw 57 keeps clamping the block to ensure that the block is accurately positioned and there is no misalignment, skewing or twisting. After the pressing and drilling operations are completed, the block clamping air claw 57 releases the block again; when the pressing and drilling component 4 performs pressing and drilling operations on the pin, the pin clamping air claw 58 keeps clamping the pin to ensure that the pin is accurately positioned and there is no misalignment, skewing or twisting. After the pressing and drilling operations are completed, the pin clamping air claw 58 releases the pin again.

[0110] It should be further emphasized that, for the block and bolt installation assembly 5 of the present invention, since the block and bolt installation positions of the chain belt are relatively narrow, the block and bolt installation assembly 5 adopts a method of sequentially installing the block and the bolt. The block clamping air claw 57 clamps the rear edge of the block and can stably clamp the block while ensuring that the block has sufficient compression and fixing working space; similarly, the bolt clamping air claw 58 clamps the rear edge of the bolt and can stably clamp the bolt while ensuring that the bolt has sufficient compression and fixing working space.

[0111] In summary, it can be seen that through the above-mentioned structural design, the present invention can automatically and efficiently realize the chain belt installation blocks and pins, that is, the present invention has the advantages of novel structural design, good stability and reliability, and high product quality; when the blocks and pins are pressed and fixed, the blocks or pins are kept in a clamped state to ensure that the blocks and pins are accurately positioned without being out of place, skewing, or twisting.

[0112] As a preferred embodiment, Figures 5 to 7As shown, the chain positioning assembly 3 includes a chain positioning bracket 31 installed on the frame 1, the chain positioning bracket 31 is screwed with a chain lower guide block 321 arranged horizontally and laterally, the upper surface of the chain lower guide block 321 is screwed with a chain upper guide block 322, and a chain guide groove 323 that completely penetrates the chain upper guide block 322 and the chain lower guide block 321 is formed between the chain upper guide block 322 and the chain lower guide block 321.

[0113] Furthermore, a gap sensing mechanism 33 is installed at the lower end side of the lower guide block 321 of the chain belt, and the gap sensing mechanism 33 includes an inductive movable rocker arm 331, and a rocker arm hinge seat 332 is screwed on the lower surface of the lower guide block 321 of the chain belt corresponding to the inductive movable rocker arm 331, and the middle part of the inductive movable rocker arm 331 is hinged to the rocker arm hinge seat 332 through a pivot; a vertically arranged gap sensing block 333 is screwed on the rear end of the inductive movable cover plate, and a lower guide block avoidance groove 3211 which completely penetrates the rear end of the lower guide block 321 of the chain belt and is connected to the chain guide groove 323 is opened, and the upper end of the gap sensing block 333 extends into the lower guide block avoidance groove 3211; a rocker arm driving spring is installed between the front end of the inductive movable rocker arm 331 and the lower guide block 321 of the chain belt to push the front end of the inductive movable rocker arm 331 downward, and the lower guide block 321 of the chain belt is equipped with a position sensing sensor for detecting the position of the front end of the inductive movable rocker arm 331. Among them, the front end of the sensing active rocker arm 331 and the lower guide block 321 of the chain belt corresponding to the rocker arm driving spring are respectively provided with spring positioning holes, and the upper end and the lower end of the rocker arm driving spring are respectively inserted into the spring positioning holes of the sensing active rocker arm 331 and the lower guide block 321 of the chain belt on the corresponding sides; in addition, the position sensing sensor of the present invention can be a proximity sensor or a reflective photoelectric sensor.

[0114] Furthermore, a chain belt positioning mechanism 34 is installed on the upper end side of the chain belt upper guide block 322, and the chain belt positioning mechanism 34 includes a chain belt positioning fixing seat 341 screwed on the upper surface of the chain belt upper guide block 322, and the chain belt positioning fixing seat 341 is provided with a fixing seat through hole 3411 that completely penetrates front and back, and a chain belt positioning lifting block 342 is embedded in the fixing seat through hole 3411 of the chain belt fixing seat, and a chain belt positioning driving cylinder 343 is screwed on the upper end of the chain belt fixing seat, and the outer extension end of the piston rod of the chain belt positioning driving cylinder 343 is connected to the chain belt positioning lifting block 342; the core of the chain belt positioning lifting block 342 is provided with a lifting block through hole 3421 that completely penetrates front and back, and the lifting block through hole 3421 A movable pull rod extending along the front-to-back direction is embedded in the hole 3421, the front end of the movable pull rod extends to the front end side of the chain positioning lifting block 342, the rear end of the movable pull rod extends to the rear end of the chain positioning lifting block 342, the rear end of the movable pull rod is screwed with a chain hook 345, the rear end of the chain hook 345 extends to the rear end side of the chain upper guide block 322 and the chain lower guide block 321; a pull rod stopper 346 is screwed on the front end of the movable pull rod, and a travel switch 347 is installed on the chain positioning fixing seat 341 corresponding to the pull rod stopper 346, and a stopper driving spring is installed between the pull rod stopper 346 and the chain positioning lifting block 342 to push the pull rod stopper 346 forward. Among them, the pull rod stopper 346 and the chain belt positioning lifting block 342 are respectively provided with spring positioning holes corresponding to the block driving spring, and the front end and the rear end of the block driving spring are respectively embedded in the spring positioning holes of the pull rod stopper 346 and the chain belt positioning lifting block 342 on the corresponding side.

[0115] When the chain belt positioning assembly 3 of the present invention realizes chain belt positioning, the chain belt passes through the chain belt guide groove 323 between the chain belt upper guide block 322 and the chain belt lower guide block 321 from front to back. Since the swing arm driving spring keeps the front end of the sensing movable swing arm 331 pushing downward, during the process of the chain belt traction assembly 6 driving the chain belt to move from front to back, the rear end of the sensing movable swing arm 331 tilts upward and the gap sensing block 333 keeps in contact with the chain belt. When the chain belt gap position of the chain belt moves to the position of the gap sensing block 333, the chain belt gap position of the chain belt creates a clearance for the gap sensing block 333. At this time, the gap sensing block 333 is inserted into the chain belt gap of the chain belt and the rear end of the sensing movable swing arm 331 further tilts upward. During this process, the swing arm driving spring drives the front end of the sensing movable swing arm 331 to swing downward, and the position sensing sensor senses the position change of the front end of the sensing movable swing arm 331, that is, the position sensing The sensor feeds back the signal to the controller, and the controller controls the chain belt positioning drive cylinder 343 to move, and the chain belt positioning drive cylinder 343 drives the chain belt positioning lifting block 342 to move downward, and the chain belt positioning lifting block 342 drives the movable pull rod to move downward, and the movable pull rod that moves downward drives the chain belt hook 345 and the pull rod stopper 346 to move downward synchronously, and the chain belt hook 345 presses and contacts the chain belt; as the chain belt traction component 6 continues to move by pulling the chain belt, the gap sensing block 333 will retreat from the chain belt gap of the chain belt, and when the chain belt gap position of the chain belt moves to the position of the chain belt hook 345, the chain belt hook 345 is inserted into the chain belt gap of the chain belt; as the chain belt traction component 6 continues to move by pulling the chain belt, the chain belt will pull the movable pull rod to move synchronously, and when the pull rod stopper 346 of the movable pull rod touches the travel switch 347, the travel switch 347 feeds back the signal to the controller, and the controller controls the chain belt traction component 6 to stop moving, thereby realizing the chain belt positioning.

[0116] When the chain positioning assembly 3 completes the chain positioning and the chain completes the block and pin installation operations, the controller controls the chain positioning drive cylinder 343 to move and move the movable pull rod up and reset to the initial position. At this time, the chain hook 345 will detach from the chain. Since the pulling effect of the chain on the chain hook 345 is eliminated, the block drive spring drives the pull rod block 346 to move forward and resets the movable pull rod horizontally to the initial position.

[0117] As a preferred embodiment, the compression and drilling assembly 4 includes a compression and drilling mechanism 41 and a compression and drilling supporting mechanism 42 located at the lower end side of the compression and drilling mechanism 41 .

[0118] Further, such as Figure 13-Figure 16As shown, the pressing and drilling mechanism 41 includes a shaft mounting seat 411 screwed on the frame 1, and the shaft mounting seat 411 is equipped with a pressing and drilling driving shaft 412 extending horizontally along the front-back direction through a bearing, and the upper end of the shaft mounting seat 411 is screwed with a motor mounting seat 413, and the motor mounting seat 413 is screwed with a pressing and drilling driving motor 414, and the power output shaft of the pressing and drilling driving motor 414 is drivingly connected to the rear end of the pressing and drilling driving shaft 412; the shaft mounting seat 41 1 is screwed with a front end fixing block 415, and a mounting chamber 416 is formed between the front end fixing block 415 and the shaft mounting seat 411. The front end of the pressing and drilling driving shaft 412 extends into the mounting chamber 416, and a pressing and drilling lifting frame and a drilling lifting frame 4181 are embedded in the mounting chamber 416 between the front end fixing block 415 and the shaft mounting seat 411. The pressing and drilling driving shaft 412 is drivingly connected to the upper end of the pressing and drilling lifting frame and the upper end of the drilling lifting frame 4181 respectively.

[0119] Among them, the lower end of the compression and fixing lifting frame is equipped with a vertically arranged square compression and fixing top block 4172 and a latch compression and fixing top block 4173 located on the right end side of the square compression and fixing top block 4172, the lower ends of the square compression and fixing top block 4172 and the latch compression and fixing top block 4173 extend to the lower end side of the compression and fixing lifting frame respectively, and the square compression and fixing top block 4172 is fastened to the compression and fixing lifting frame; the compression and fixing lifting frame is provided with a latch top block avoidance groove 41711 corresponding to the latch compression and fixing top block 4173, and the lower end of the compression and fixing lifting frame is screwed with a forward and backward action compression and fixing switching cylinder 4174 corresponding to the latch compression and fixing top block 4173, and the piston rod of the compression and fixing switching cylinder 4174 is externally The extension end is provided with a pressing switching block 4175 located on the upper end side of the latch pressing top block 4173; when the latch is pressed by the latch pressing top block 4173, the pressing switching cylinder 4174 pushes the pressing switching block 4175 to be inserted into the latch top block avoidance groove 41711 and the pressing switching block 4175 contacts the upper end of the latch pressing top block 4173; when the latch does not need to be pressed by the latch pressing top block 4173, the pressing switching cylinder 4174 pulls the pressing switching block 4175 out of the latch top block avoidance groove 41711, and at this time, the latch top block avoidance groove 41711 provides an avoidance space for the latch pressing top block 4173.

[0120] In addition, the lower end of the drilling lifting frame 4181 is equipped with a vertically arranged drilling drive pressure block 4182 so that it can move horizontally left and right relatively. The drilling drive pressure block 4182 is located on the upper end side of the block pressure fixing top block 4172 and the pin pressure fixing top block 4173. The lower end of the drilling lifting frame 4181 is equipped with a drilling switching cylinder 4183 with horizontal movement left and right beside the drilling drive pressure block 4182, and the extended end of the piston rod of the drilling switching cylinder 4183 is connected to the drilling drive pressure block 4182; the block pressure fixing top block 4172 and the pin pressure fixing top block 4173 are respectively provided with a drilling needle mounting hole that completely penetrates from top to bottom, and a movable drilling needle 4184 is respectively embedded in each drilling needle mounting hole; wherein, the block pressure fixing top block 4172 and the pin pressure fixing top corresponding movable drilling needle 4184 are respectively equipped with a drilling needle reset spring that prompts the corresponding movable drilling needle 4184 to move upward. When it is necessary to drill a hole in the pin, the drilling switching cylinder 4183 drives the drilling driving pressure block 4182 to move to just above the pin pressing top block 4173; when it is necessary to drill a hole in the block, the drilling switching cylinder 4183 drives the drilling driving pressure block 4182 to move to just above the block pressing top block 4172.

[0121] like Fig.17 and Fig.18As shown, the pressure-bonded drilling support mechanism 42 includes a support fixing seat 421 installed on the frame 1, and the support fixing seat 421 is provided with a fixing seat lifting hole 4211 that completely penetrates from top to bottom. A movable lifting block group is embedded in the fixing seat lifting hole 4211 of the support fixing seat 421, and the movable lifting block group includes a lower movable lifting block 4221 and an upper movable lifting block 4222. The lower end of the lower movable lifting block 4221 extends to the lower end side of the support fixing seat 421, and the upper end of the upper movable lifting block 4222 extends to the upper end side of the support fixing seat 421. The lower end of the support fixing seat 421 is screwed with a support cylinder frame, and the support cylinder frame is screwed with a support lifting drive cylinder 4282 that moves up and down. The support lifting drive cylinder 42 The extended end of the piston rod 82 is connected to the lower end of the lower movable lifting block 4221; the lower end of the upper movable lifting block 4222 is screwed with a lifting block 4223, and a vertical spring 4224 is installed between the lifting block 4223 and the lower movable lifting block 4221. The lower end of the vertical spring 4224 abuts against the lifting block 4223, and the upper end of the vertical spring 4224 abuts against the lower movable lifting block 4221; wherein, the lifting block 4223 and the lower movable lifting block 4221 are respectively provided with spring positioning holes corresponding to the vertical spring 4224, and the upper end and the lower end of the vertical spring 4224 are respectively inserted into the spring positioning holes of the lower movable lifting block 4221 and the lifting block 4223 on the corresponding sides. The upper end of the upper movable lifting block 4222 is screwed with a chain belt supporting positioning block 423, and the upper surface of the chain belt supporting positioning block 423 is provided with a chain belt positioning groove 4231; the upper end of the upper movable lifting block 4222 is screwed with a locking drive block 424 between the chain belt supporting positioning block 423 and the lower movable lifting block 4221, and a locking drive cylinder 425 is installed on the side of the supporting fixed seat 421, and the lower end of the locking drive cylinder 425 is hinged to the frame 1 through a pivot, and a locking drive cylinder 425 is installed between the locking drive cylinder 425 and the supporting fixed seat 421. Swing arm 426, one end of the locking drive swing arm 426 is hinged to the extended end of the piston rod of the locking drive cylinder 425 through a pivot, and the other end of the locking drive swing arm 426 is hinged to the supporting fixed seat 421 through a pivot, and the locking drive swing arm 426 is equipped with a cam bearing 427 located on the lower end side of the locking drive block 424; when the pressing and drilling mechanism 41 performs the pressing and drilling operation, the locking drive cylinder 425 pushes the locking drive swing arm 426 upward, and the locking drive swing arm 426 contacts and pushes the locking drive block 424 upward through the cam bearing 427.

[0122] It needs to be explained that if Figures 14 to 16As shown, the front end portion of the compression and drilling drive shaft 412 is provided with an eccentric shaft hole 4121 which is open forward, and the axis of the eccentric shaft hole 4121 deviates from the axis of the compression and drilling drive shaft 412, and the eccentric shaft hole 4121 is embedded with an eccentric pivot 4191 which extends horizontally along the front-to-back direction, and the front end portion of the eccentric pivot 4191 protrudes and extends to the front end side of the front end surface of the compression and drilling drive shaft 412; the front end portion of the eccentric pivot 4191 is provided with a drilling drive swing arm 4192 and a compression and fixing drive swing arm 4193, the free end portion of the drilling drive swing arm 4192 is hinged to the upper end portion of the drilling lifting frame 4181 through the drilling drive pivot 4194, and the free end portion of the compression and fixing drive swing arm 4193 is hinged to the upper end portion of the compression and fixing lifting frame through the compression and fixing drive pivot 4195.

[0123] In the process of realizing block and pin pressing and drilling operation by using the pressing and drilling assembly 4, the pressing and drilling supporting mechanism 42 first supports and positions the chain belt. After the pressing and drilling supporting mechanism 42 supports and positions the chain belt, the pressing and drilling mechanism 41 performs pressing and drilling operation. Among them, in the process of pressing and punching the supporting mechanism 42 to realize the chain belt supporting positioning, the supporting lifting driving cylinder 4282 pushes the lower movable lifting block 4221 upwards. Due to the elastic force of the vertical spring 4224 and the vertical spring 4224 pushing the lifting stop block 4223 of the upper movable lifting block 4222 downwards, that is, the locking driving block 424 abuts against the upper end surface of the upper movable lifting block 4222. In the process of the lower movable lifting block 4221 moving upwards, the upper movable lifting block 4222 moves upwards synchronously with the lower movable lifting block 4221; when the supporting lifting driving cylinder 4282 drives the lower movable lifting block 4221 to move up into place, the upper movable lifting block 4222 drives the chain belt supporting positioning block 423 to move up into place. When the chain belt falls into the chain belt positioning groove 4231 of the chain belt supporting positioning block 423, and the chain belt supporting positioning block 423 positions the chain belt through the chain belt positioning groove 4231; after the supporting lifting drive cylinder 4282 is actuated, the locking drive cylinder 425 is actuated, and the locking drive cylinder 425 drives the locking drive swing arm 426 to swing, and the swinging locking drive swing arm 426 drives the cam bearing 427 to move, so that the cam bearing 427 contacts the locking drive block 424 upward, and the pushing action of the cam bearing 427 makes the chain belt supporting positioning block locked in the supporting position, so that the chain belt supporting positioning block 423 can be prevented from moving downward under the action of the impact force during the pressing and drilling, thereby ensuring the stability of the subsequent pressing and drilling operations.

[0124] After the pressing and drilling support mechanism 42 positions the chain belt, the pressing and drilling mechanism 41 performs pressing and drilling operations on the blocks and the latches; during the pressing and drilling operation of the blocks and the latches by the pressing and drilling mechanism 411, the pressing and drilling drive motor 414 drives the pressing and drilling drive shaft 412 to rotate, and the rotating pressing and drilling drive shaft 412 drives the pressing and drilling lifting frame to move downward through the pressing and drilling drive swing arm 4193 and the pressing and drilling drive pivot 4195, and the downwardly moving pressing and drilling lifting frame drives the block pressing and drilling top block 4172, the latch pressing and drilling top block 4173, the pressing and drilling switching cylinder 4174, and the pressing and drilling switching block 4175 to move downward synchronously; When the latch needs to be pressed and fixed, the pressing and fixing switching cylinder 4174 pushes the pressing and fixing switching block 4175 to be inserted into the latch top block avoidance groove 41711 and the pressing and fixing switching block 4175 contacts the upper end of the latch pressing and fixing top block 4173. At this time, the latch pressing and fixing top block 4173 moves down synchronously with the pressing and fixing lifting frame and presses the latch; when the latch does not need to be pressed and fixed by the latch pressing and fixing top block 4173, the pressing and fixing switching cylinder 4174 pulls the pressing and fixing switching block 4175 out of the latch top block avoidance groove 41711. At this time, the latch top block avoidance groove 41711 provides an avoidance space for the latch pressing and fixing top block 4173.

[0125] In addition, during the process of the pressing and drilling mechanism 41 drilling holes on the blocks and the latches, the pressing and drilling drive motor 414 drives the pressing and drilling drive shaft 412 to rotate, and the rotating pressing and drilling drive shaft 412 drives the drilling lifting frame 4181 to move downward via the drilling drive swing arm 4192 and the drilling drive pivot 4194, and the downwardly moving drilling lifting frame 4181 drives the drilling drive pressure block 4182 and the drilling switching cylinder 4183 to move downward synchronously; when it is necessary to drill the latch, the drilling switching cylinder 4183 drives the drilling drive pressure block 4182 to move to just above the latch pressing top block 4173, and when the drilling drive pressure block 4182 moves with When the drilling lifting frame 4181 moves downward, the drilling drive pressure block 4182 presses downward the movable drilling needle 4184 located in the pin pressing top block 4173, and the movable drilling needle 4184 punches the pin and completes the pin drilling process; when the block needs to be drilled, the drilling switching cylinder 4183 drives the drilling drive pressure block 4182 to move to just above the block pressing top block 4172, and when the drilling drive pressure block 4182 moves downward with the drilling lifting frame 4181, the drilling drive pressure block 4182 presses downward the movable drilling needle 4184 located in the block pressing top block 4172, and the movable drilling needle 4184 punches the block and completes the block drilling process.

[0126] As a preferred embodiment, Fig.19As shown, the chain belt traction assembly 6 includes a traction mounting frame 61 mounted on the frame 1, a traction drive motor 62 is mounted on the upper end of the traction mounting frame 61, and a traction drive wheel 63 is mounted on the power output shaft of the traction drive motor 62; the traction mounting frame 61 is equipped with traction guide wheels 64 arranged at intervals on the side of the traction drive wheel 63, and a traction drive belt 65 is wound around all the traction guide wheels 64, and the traction drive belt 65 is in pressure contact with the traction drive wheel 63.

[0127] When the chain belt traction assembly 6 realizes chain belt traction and conveying, the chain belt is located between the traction drive wheel 63 and the traction transmission belt 65. The traction transmission belt 65 presses the chain belt, and the traction drive motor 62 drives the traction drive wheel 63 to rotate, thereby realizing chain belt traction and conveying.

[0128] As a preferred embodiment, the block feeding assembly 71 and the latch feeding assembly 72 respectively include a feeding vibration plate 73 installed on the frame 1; between the feeding vibration plate 73 and the block latch installation assembly 5, there are respectively provided automatic feeding mechanisms 74 for feeding the block and latch materials from front to back into the block latch installation assembly 5.

[0129] It should be explained that the automatic feeding mechanism 74 of the present invention uses the front-to-back feeding method to feed the block or the pin into the corresponding block clamping air claw 57 and the pin clamping air claw 58. When the block and the pin are pressed and drilled, the block clamping air claw 57 needs to keep clamping the block and the pin clamping air claw 58 needs to keep clamping the pin, that is, during installation, the block clamping air claw 57 can only clamp the rear end of the block and the pin clamping air claw 58 can only clamp the rear end of the pin. Therefore, the front-to-back feeding method can better ensure the stability and reliability of the clamping air claws clamping the block and the pin. Of course, in addition to the above-mentioned front-to-back feeding method, the present invention can also use the left-right lateral feeding method to feed the block or the pin into the corresponding block clamping air claw 57 and the pin clamping air claw 58.

[0130] Furthermore, for the automatic feeding mechanism 74 that adopts the front-to-back feeding method, it can adopt the following structural design, specifically: Figures 10 to 12As shown, the automatic feeding mechanism 74 includes a feeding mounting frame 741 mounted on the frame 1, and a push rod mounting block 742 is screwed on the upper end of the feeding mounting frame 741, and the push rod mounting block 742 is provided with a push rod mounting groove 7421 that completely penetrates the front and back and opens upward, and a movable push rod 743 is embedded in the push rod mounting groove 7421; a cylinder mounting frame 7441 is screwed on the upper end of the feeding mounting frame 741, and the cylinder mounting frame 7441 is equipped with a push rod 743 located at the movable push rod The push rod driving cylinder 7442 is at the rear end side of 743 and moves horizontally forward and backward. The outer extension end of the piston rod of the push rod driving cylinder 7442 is connected to the rear end of the movable push rod 743; the upper end side of the push rod mounting block 742 is equipped with a movable mounting block 7451 which can be relatively moved horizontally to the left and right. The movable mounting block 7451 is screwed with a movable receiving block 7452, and the movable receiving block 7452 is provided with a receiving groove 7453. The lower surface of the movable mounting block 7451 is equipped with The driving guide post 7454 protrudes downward, and the upper surface of the movable push rod 743 is provided with a guide post installation groove 7431 corresponding to the driving guide post 7454. The driving guide post 7454 is inserted into the guide post installation groove 7431 of the movable push rod 743. The guide post installation groove 7431 includes an inclined driving groove 74311 extending obliquely, and a straight line avoidance groove 74312 connected to the inclined driving groove 74311 and extending straightly frontward and rearward; A movable linkage frame 746 connected to the movable push rod 743 is installed on the upper end side, and the movable linkage frame 746 is equipped with a movable push block 747; the push rod mounting block 742 is screwed with a guide rail bracket 7481, and the guide rail bracket 7481 is equipped with a guide rail 7482, and the guide rail 7482 is provided with a front end opening and a guide groove 74821 connected to the discharge port of the feeding vibration plate 73, and the movable receiving block 7452 is in contact with the rear end face of the guide rail 7482.

[0131] In order to ensure that the movable mounting block 7451 can move left and right smoothly and reliably, the present invention adopts the following guide structure design, specifically: two limit guide blocks 749 arranged at intervals in front and behind are screwed on the upper surface of the push rod mounting block 742, and a limit guide groove is set between the two limit guide blocks 749, and the movable mounting block 7451 is embedded in the limit guide groove between the two limit guide blocks 749.

[0132] For the movable linkage frame 746 of the present invention, it adopts the following structural design, specifically: the movable linkage frame 746 includes a front end support block 7461 and a rear end support block 7462 located at the rear end side of the front end support block 7461, the front end support block 7461 is screwed on the front end portion of the movable push rod 743 and the front end support block 7461 is located at the front end side of the movable mounting block 7451, the rear end support block 7462 is screwed on the rear end portion of the movable push rod 743 and the rear end support block 7462 is located at the rear end side of the movable mounting block 7451; a support cross bar 7463 is installed between the upper end portion of the front end support block 7461 and the upper end portion of the rear end support block 7462, the front end portion and the rear end portion of the support cross bar 7463 are respectively screwed with the corresponding front end support frame and the rear end support frame, the support cross bar 7463 is installed with a push block mounting block 7464, and the movable push block 747 is screwed on the push block mounting block 7464.

[0133] In the process of the block feeding assembly 71 realizing automatic block feeding and the latch feeding assembly 72 realizing automatic latch feeding, the feeding vibration plate 73 sends out the blocks or latches in an orderly manner, and the blocks or latches sent out by the feeding vibration plate 73 enter the guide groove 74821 of the guide rail 7482, and the blocks or latches located at the front end of the guide groove 74821 enter the receiving groove 7453 of the movable receiving block 7452; when the block clamping claw 57 or the latch clamping claw 58 moves to the clamping position, the push rod driving cylinder 7442 is actuated and the push rod driving cylinder 7442 drives the movable push rod 743 to move backward, and the movable push rod 743 moving backward drives the driving guide column 7454 toward the block clamping through the inclined driving groove 74311 The air claw 57 or the pin clamping air claw 58 moves sideways, driving the guide column 7454 to drive the movable mounting block 7451 and the movable receiving block 7452 to move synchronously, and finally the block or pin in the receiving groove 7453 moves to the corresponding block clamping air claw 57 or the pin clamping air claw 58; after the movable mounting block 7451 moves into place, as the push rod driving cylinder 7442 continues to move, the driving guide column 7454 enters the linear avoidance groove 74312 of the movable push rod 743, and then the movable push rod 743 pulls the movable push block 747 into the receiving groove 7453 through the movable linkage frame 746, and the movable push block 747 pushes the block or pin in the receiving groove 7453 into the block clamping air claw 57 or the pin clamping air claw 58.

[0134] It should be explained that when the receiving groove 7453 of the movable receiving block 7452 deviates from the guide groove 74821 of the guide rail 7482, the movable receiving block 7452 still maintains contact with the rear end face of the guide rail 7482. This structural design can effectively prevent the block or pin in the guide groove 74821 from slipping out.

[0135] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The content of this specification should not be understood as limiting the present invention.

Claims

1. A zipper square latch machine, characterized in that: The machine comprises a frame (1), the frame (1) being provided with a chain belt discharger (2), a chain belt positioning assembly (3), a pressing and punching assembly (4), a block latch mounting assembly (5), and a chain belt traction assembly (6) which are arranged in sequence from front to back along the chain belt conveying direction, the left end side of the block latch mounting assembly (5) being provided with a block feeding assembly (71), and the right end side of the block latch mounting assembly (5) being provided with a latch feeding assembly (72); The block latch installation assembly (5) comprises a lifting movable frame (51), a lifting driving cylinder (52) for up and down movement is installed on the frame (1) corresponding to the lifting movable frame (51), a driving end of the lifting driving cylinder (52) is connected to the lifting movable frame (51), a horizontal driving cylinder (53) for left and right horizontal movement is installed at the upper end of the lifting movable frame (51), a horizontal movable frame (54) is installed at the driving end of the horizontal driving cylinder (53), a pushing movable frame (55) is installed on the horizontal movable frame (54), a pushing driving cylinder (56) for front and rear horizontal movement is installed at the rear end of the horizontal movable frame (54) at the rear end side of the pushing movable frame (55), a driving end of the pushing driving cylinder (56) is connected to the pushing movable frame (55), and the pushing movable frame (55) is equipped with a block clamping air claw (57) and a latch clamping air claw (58) located at the right end side of the block clamping air claw (57) and arranged with a spacing from the block clamping air claw (57); The compression and drilling assembly (4) comprises a compression and drilling mechanism (41) and a compression and drilling support mechanism (42) located at the lower end side of the compression and drilling mechanism (41); The pressure-bonding drilling mechanism (41) comprises a rotating shaft mounting seat (411) screwed on the frame (1); a pressure-bonding drilling driving rotating shaft (412) extending horizontally in the front-rear direction is mounted on the rotating shaft mounting seat (411) via a bearing; a motor mounting seat (413) is screwed on the upper end of the rotating shaft mounting seat (411); a pressure-bonding drilling driving motor (414) is screwed on the motor mounting seat (413); a power output shaft of the pressure-bonding drilling driving motor (414) is drivingly connected to the rear end of the pressure-bonding drilling driving rotating shaft (412); the rotating shaft mounting seat (411) A front end fixing block (415) is screwed on the front surface, an installation chamber (416) is formed between the front end fixing block (415) and the rotating shaft mounting seat (411), the front end of the pressing and drilling driving rotating shaft (412) extends into the installation chamber (416), a pressing and drilling lifting frame and a drilling lifting frame (4181) are embedded in the installation chamber (416) between the front end fixing block (415) and the rotating shaft mounting seat (411), and the pressing and drilling driving rotating shaft (412) is drivingly connected to the upper end of the pressing and drilling lifting frame and the upper end of the drilling lifting frame (4181) respectively; The lower end of the compression and fixing lifting frame is equipped with a square compression and fixing top block (4172) and a latch compression and fixing top block (4173) located on the right end side of the square compression and fixing top block (4172). The lower ends of the square compression and fixing top block (4172) and the latch compression and fixing top block (4173) extend to the lower end side of the compression and fixing lifting frame respectively, and the square compression and fixing top block (4172) is fastened to the compression and fixing lifting frame; the compression and fixing lifting frame is provided with a latch compression and fixing top block avoidance groove (41711) corresponding to the latch compression and fixing top block (4173); the lower end of the compression and fixing lifting frame is screwed with a compression and fixing switching cylinder (4174) that moves forward and backward corresponding to the latch compression and fixing top block (4173); the outer extension end of the piston rod of the compression and fixing switching cylinder (4174) is equipped with There is a pressing and fixing switching block (4175) located on the upper end side of the latch pressing and fixing top block (4173); when the latch is pressed and fixed by the latch pressing and fixing top block (4173), the pressing and fixing switching cylinder (4174) pushes the pressing and fixing switching block (4175) to be inserted into the latch pressing and fixing top block avoidance groove (41711), and the pressing and fixing switching block (4175) contacts the upper end of the latch pressing and fixing top block (4173); when the latch does not need to be pressed and fixed by the latch pressing and fixing top block (4173), the pressing and fixing switching cylinder (4174) pulls the pressing and fixing switching block (4175) out of the latch pressing and fixing top block avoidance groove (41711), and at this time, the latch pressing and fixing top block avoidance groove (41711) provides an avoidance space for the latch pressing and fixing top block (4173); The lower end of the drilling lifting frame (4181) is provided with a vertically arranged drilling driving pressing block (4182) so as to be relatively movable horizontally to the left and right. The drilling driving pressing block (4182) is located on the upper end side of the square pressing top block (4172) and the pin pressing top block (4173). The lower end of the drilling lifting frame (4181) is provided with a drilling switching cylinder (4183) which moves horizontally to the left and right beside the drilling driving pressing block (4182). The outer extension end of the piston rod of the drilling switching cylinder (4183) is connected to the drilling driving pressing block (4182). The block pressing top block (4172) and the pin pressing top block (4173) are respectively provided with a drilling needle installation hole which completely penetrates from top to bottom, and a movable drilling needle (4184) is respectively embedded in each drilling needle installation hole; when it is necessary to drill the pin, the drilling switching cylinder (4183) drives the drilling driving pressing block (4182) to move to the top of the pin pressing top block (4173); when it is necessary to drill the block, the drilling switching cylinder (4183) drives the drilling driving pressing block (4182) to move to the top of the block pressing top block (4172); The pressure-bonded drilling support mechanism (42) comprises a support fixing seat (421) mounted on the frame (1), the support fixing seat (421) is provided with a fixing seat lifting hole (4211) which completely penetrates from top to bottom, a movable lifting block group is embedded in the fixing seat lifting hole (4211) of the support fixing seat (421), and the movable lifting block group comprises a lower movable lifting block (4221) and an upper movable lifting block (4222), the lower end of the lower movable lifting block (4221) extends to the lower end side of the support fixing seat (421), the upper end of the upper movable lifting block (4222) extends to the upper end side of the support fixing seat (421), and the support fixing seat (421) is provided with a fixing seat lifting hole (4211) which completely penetrates from top to bottom. The lower end of the seat (421) is screwed with a supporting cylinder frame, and the supporting cylinder frame is screwed with a supporting lifting driving cylinder (4282) that moves up and down, and the outer extension end of the piston rod of the supporting lifting driving cylinder (4282) is connected to the lower end of the lower movable lifting block (4221); the lower end of the upper movable lifting block (4222) is screwed with a lifting block (4223), and a vertical spring (4224) arranged vertically is installed between the lifting block (4223) and the lower movable lifting block (4221), the lower end of the vertical spring (4224) is in contact with the lifting block (4223), and the upper end of the vertical spring (4224) is in contact with the lower movable lifting block (4221). The upper end of the upper movable lifting block (4222) is screwed with a chain belt supporting positioning block (423), and the upper surface of the chain belt supporting positioning block (423) is provided with a chain belt positioning groove (4231); the upper end of the upper movable lifting block (4222) is screwed with a locking driving block (424) between the chain belt supporting positioning block (423) and the lower movable lifting block (4221), and a locking driving cylinder (425) is installed on the side of the supporting fixed seat (421), and the lower end of the locking driving cylinder (425) is hinged to the frame (1) through a pivot, and a locking driving cylinder (425) is installed between the locking driving cylinder (425) and the supporting fixed seat (421). A locking drive swing arm (426) is provided, one end of the locking drive swing arm (426) is hinged to the outer end of the piston rod of the locking drive cylinder (425) through a pivot, the other end of the locking drive swing arm (426) is hinged to the supporting fixing seat (421) through a pivot, and the locking drive swing arm (426) is provided with a cam bearing (427) located at the lower end side of the locking drive block (424); when the pressing and drilling mechanism (41) performs the pressing and drilling operation, the locking drive cylinder (425) pushes the locking drive swing arm (426) upward, and the locking drive swing arm (426) contacts and pushes the locking drive block (424) upward through the cam bearing (427); When the pressing and drilling assembly (4) performs a pressing and drilling operation on the block, the block clamping air claw (57) keeps clamping the block, and after the pressing and drilling operation is completed, the block clamping air claw (57) releases the block; when the pressing and drilling assembly (4) performs a pressing and drilling operation on the latch, the latch clamping air claw (58) keeps clamping the latch, and after the pressing and drilling operation is completed, the latch clamping air claw (58) releases the latch; the block clamping air claw (57) clamps the rear edge position of the block, and the latch clamping air claw (58) clamps the rear edge position of the latch; The chain belt positioning assembly (3) comprises a chain belt positioning bracket (31) mounted on the frame (1), the chain belt positioning bracket (31) being screwed with a chain belt lower guide block (321) arranged horizontally and transversely, the upper surface of the chain belt lower guide block (321) being screwed with a chain belt upper guide block (322), and a chain belt guide groove (323) completely penetrating front and back is formed between the chain belt upper guide block (322) and the chain belt lower guide block (321).

2. A zipper block pin insertion machine according to claim 1, characterized in that: The lower end side of the lower guide block (321) of the chain belt is provided with a gap sensing mechanism (33), the gap sensing mechanism (33) comprises a sensing movable swing rod (331), a swing rod hinge seat (332) is screwed on the lower surface of the lower guide block (321) corresponding to the sensing movable swing rod (331), and the middle part of the sensing movable swing rod (331) is hinged to the swing rod hinge seat (332) through a pivot; a gap sensing block (333) arranged vertically is screwed on the rear end of the sensing movable cover plate, and the rear end of the lower guide block (321) of the chain belt is screwed on the rear end of the lower guide block (321). The end is provided with a lower guide block avoidance groove (3211) which completely penetrates from top to bottom and is connected to the chain belt guide groove (323); the upper end of the gap sensing block (333) extends into the lower guide block avoidance groove (3211); a swing rod driving spring for pushing the front end of the sensing active swing rod (331) downward is installed between the front end of the sensing active swing rod (331) and the chain belt lower guide block (321); the chain belt lower guide block (321) is provided with a position sensing sensor for detecting the position of the front end of the sensing active swing rod (331); The upper end side of the chain upper guide block (322) is provided with a chain belt positioning mechanism (34), the chain belt positioning mechanism (34) comprises a chain belt positioning fixing seat (341) screwed on the upper surface of the chain upper guide block (322), the chain belt positioning fixing seat (341) is provided with a fixing seat through hole (3411) which completely penetrates from front to back, a chain belt positioning lifting block (342) is embedded in the fixing seat through hole (3411) of the chain belt fixing seat, a chain belt positioning driving cylinder (343) is screwed on the upper end of the chain belt fixing seat, the outer extension end of the piston rod of the chain belt positioning driving cylinder (343) is connected to the chain belt positioning lifting block (342); the core of the chain belt positioning lifting block (342) is provided with a lifting block through hole (3421) which completely penetrates from front to back, the lifting block through hole (3411) A movable pull rod extending in the front-to-back direction is embedded in the chain belt positioning lifting block (3421), the front end of the movable pull rod extends to the front end side of the chain belt positioning lifting block (342), the rear end of the movable pull rod extends to the rear end of the chain belt positioning lifting block (342), the rear end of the movable pull rod is screwed with a chain belt hook (345), and the rear end of the chain belt hook (345) extends to the rear end side of the chain belt upper guide block (322) and the chain belt lower guide block (321); a pull rod stopper (346) is screwed on the front end of the movable pull rod, and a travel switch (347) is installed on the chain belt positioning fixing seat (341) corresponding to the pull rod stopper (346), and a stopper driving spring for pushing the pull rod stopper (346) forward is installed between the pull rod stopper (346) and the chain belt positioning lifting block (342).

3. A zipper block pin insertion machine according to claim 1, characterized in that: The front end of the compression drilling drive shaft (412) is provided with an eccentric shaft hole (4121) opening forward, the axis of the eccentric shaft hole (4121) deviates from the axis of the compression drilling drive shaft (412), an eccentric pivot (4191) extending horizontally along the front-to-back direction is embedded in the eccentric shaft hole (4121), and the front end of the eccentric pivot (4191) protrudes and extends to the front end side of the front end surface of the compression drilling drive shaft (412); The front end of the eccentric pivot (4191) is provided with a drilling drive swing arm (4192) and a pressing drive swing arm (4193); the free end of the drilling drive swing arm (4192) is hinged to the upper end of the drilling lifting frame (4181) via the drilling drive pivot (4194); the free end of the pressing drive swing arm (4193) is hinged to the upper end of the pressing lifting frame via the pressing drive pivot (4195).

4. A zipper block pin insertion machine according to claim 1, characterized in that: The chain belt traction assembly (6) comprises a traction mounting frame (61) mounted on the frame (1), a traction drive motor (62) is mounted on the upper end of the traction mounting frame (61), and a traction drive wheel (63) is mounted on the power output shaft of the traction drive motor (62); The traction mounting frame (61) is provided with traction guide wheels (64) arranged at intervals beside the traction driving wheel (63), and a traction driving belt (65) is wound around all the traction guide wheels (64), and the traction driving belt (65) is in pressing contact with the traction driving wheel (63).

5. A zipper block latch machine according to claim 1, characterized in that: The block feeding assembly (71) and the latch feeding assembly (72) respectively comprise a feeding vibration plate (73) mounted on the frame (1); and an automatic feeding mechanism (74) for feeding the block and latch materials from front to back into the block latch mounting assembly (5) is provided between the feeding vibration plate (73) and the block latch mounting assembly (5).

6. A zipper block pin insertion machine according to claim 5, characterized in that: The automatic feeding mechanism (74) comprises a feeding mounting frame (741) mounted on the frame (1); a push rod mounting block (742) is screwed on the upper end of the feeding mounting frame (741); the push rod mounting block (742) is provided with a push rod mounting groove (7421) which completely penetrates the front and rear and opens upward; a movable push rod (743) is embedded in the push rod mounting groove (7421); a cylinder mounting frame (7441) is screwed on the upper end of the feeding mounting frame (741); the cylinder mounting frame (7441) is provided with a push rod (743) located at the movable push rod (743). The push rod driving cylinder (7442) is arranged on the rear end side of the rod (743) and moves horizontally forward and backward. The outer extension end of the piston rod of the push rod driving cylinder (7442) is connected to the rear end of the movable push rod (743). The upper end side of the push rod mounting block (742) is provided with a movable mounting block (7451) which can be relatively moved horizontally to the left and right. The movable mounting block (7451) is screwed with a movable receiving block (7452). The movable receiving block (7452) is provided with a receiving groove (7453). The lower surface of the movable mounting block (7451) is provided with a The movable push rod (743) has a driving guide post (7454) protruding downward, and a guide post installation groove (7431) is provided on the upper surface of the movable push rod (743) corresponding to the driving guide post (7454). The driving guide post (7454) is inserted into the guide post installation groove (7431) of the movable push rod (743). The guide post installation groove (7431) includes an inclined driving groove (74311) extending obliquely, and a straight line avoidance groove (74312) connected to the inclined driving groove (74311) and extending straightly frontward and rearward; the upper surface of the movable installation block (7451) corresponds to the driving guide post (7454). A movable linkage frame (746) connected to a movable push rod (743) is installed on the end side, and a movable push block (747) is installed on the movable linkage frame (746); a guide rail bracket (7481) is screwed on the push rod mounting block (742), and a guide rail (7482) is installed on the guide rail bracket (7481), and the guide rail (7482) is provided with a front end opening and a guide groove (74821) connected to the discharge port of the feeding vibration plate (73), and the movable receiving block (7452) contacts the rear end surface of the guide rail (7482).

7. A zipper block pin insertion machine according to claim 6, characterized in that: The upper surface of the push rod mounting block (742) is screwed with two limit guide blocks (749) arranged in a front-to-rear spacing manner, a limit guide groove is provided between the two limit guide blocks (749), and the movable mounting block (7451) is embedded in the limit guide groove between the two limit guide blocks (749).

8. A zipper block pin insertion machine according to claim 6, characterized in that: The movable linkage frame (746) includes a front end support block (7461) and a rear end support block (7462) located at the rear end side of the front end support block (7461). The front end support block (7461) is screwed to the front end of the movable push rod (743) and the front end support block (7461) is located at the front end side of the movable mounting block (7451). The rear end support block (7462) is screwed to the rear end of the movable push rod (743) and the rear end support block (7462) is screwed to the rear end of the movable push rod (743). Located at the rear end side of the movable mounting block (7451); a supporting cross bar (7463) is installed between the upper end of the front end support block (7461) and the upper end of the rear end support block (7462); the front end and the rear end of the supporting cross bar (7463) are respectively screwed to the corresponding front end support frame and the rear end support frame; the supporting cross bar (7463) is installed with a push block mounting block (7464); the movable push block (747) is screwed to the push block mounting block (7464).

9. The zipper block pin insertion machine according to claim 1, characterized in that: The lifting movable frame (51) comprises a movable frame transverse plate (511) arranged horizontally, the horizontal driving cylinder (53) is mounted on the movable frame transverse plate (511), the driving end of the lifting driving cylinder (52) is connected to the movable frame transverse plate (511), the left end and the right end of the movable frame transverse plate (511) are respectively screwed with movable frame vertical plates (512) extending vertically downward, the frame (1) is respectively screwed with vertical plate guide blocks corresponding to each movable frame vertical plate (512), each vertical plate guide block is respectively provided with a vertical plate guide hole (591) completely penetrating from top to bottom, and the lower end of each movable frame vertical plate (512) is respectively inserted into the vertical plate guide hole (591) of the corresponding vertical plate guide block.

Citation Information

Patent Citations

  • Zipper square block bolt machine

    CN214072119U