A production line for the sewing of hoisting straps

Abstract

This invention discloses a production line for sewing lifting straps, comprising a circular track conveyor for loading materials, a belt conveyor for unloading materials, at least one pick-and-place robot mounted above the circular track conveyor for material grabbing and unloading, at least one sewing machine located outside the circular track conveyor for sewing operations, and at least one automatic shuttle changer correspondingly positioned between the at least one sewing machine and the pick-and-place robot for providing full-thread bobbin cases to the sewing machines. The automatic shuttle changer is correspondingly mounted on the rib plate of the sewing machine. This invention overcomes the technical problems of existing lifting strap sewing production lines, such as high production intensity, long time and manpower consumption, and low efficiency. It provides a convenient, reliable, and automated batch production device. By using a serial production method with sewing machines, it saves personnel, equipment, and material input, improves operational efficiency and safety, reduces operating costs, and fully automates the production of lifting straps.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of hoisting belt sewing, in particular to a production line for hoisting belt sewing. BACKGROUND

[0002] At present, the production of hoisting belt sewing production line is mainly realized by manual operation, and each sewing machine needs to be equipped with an operator, which has low operation efficiency, long occupation time of resources such as tools and manpower, high labor intensity, and is not conducive to large-scale production operation. Therefore, in order to realize automatic production of hoisting belt sewing, a production line device for hoisting belt sewing needs to be researched to reduce labor, save cost and improve operation efficiency. SUMMARY

[0003] In order to solve the technical problems mentioned in the background, the present application provides a production line for hoisting belt sewing, which is convenient to use, high in reliability and batch automatic production.

[0004] The present application adopts the following technical scheme: a production line for hoisting belt sewing, comprising a control unit, a ring track material conveying machine for feeding, a belt conveyor for discharging, at least one taking and placing manipulator arranged above the ring track material conveying machine for material grabbing and unloading, at least one sewing machine arranged outside the ring track material conveying machine for sewing operation, and at least one automatic shuttle changer arranged between the at least one sewing machine and the taking and placing manipulator for providing full-line shuttle shell for the sewing machine; the automatic shuttle changer is correspondingly assembled at the rib plate of the sewing machine; the taking and placing manipulator is arranged in alignment with the head of the sewing machine.

[0005] Further, the ring track material conveying machine comprises a bottom frame; a guide rail base, a cylinder positioning pin and a servo motor are arranged on the bottom frame; the guide rail is assembled on the guide rail base; a plurality of guide wheels are correspondingly arranged on the inner side of the guide rail; a synchronous belt is arranged around the plurality of guide wheels; a first sliding block is fixedly arranged on the synchronous belt and the guide rail; a material platform is installed on the first sliding block; the synchronous belt drives the sliding block and the material platform to run in a ring shape under the drive of the servo motor.

[0006] Further, the taking and placing manipulator comprises a support; a second sliding block is arranged on the upper end of the support; a linear guide rail and a guide rail plate are sequentially arranged on the second sliding block; a cylinder fixing seat is arranged on both sides of the upper end of the support; the cylinder fixing seat is assembled above the linear guide rail and the guide rail plate; a first telescopic cylinder is arranged on the upper end of the cylinder fixing seat; the telescopic rod end of the first telescopic cylinder is connected with the guide rail plate; the both ends of the guide rail plate are respectively connected with a material adsorption mechanism.

[0007] Further, the material adsorption mechanism comprises a second telescopic cylinder arranged on the guide rail plate; a telescopic rod of the second telescopic cylinder is telescopic in the vertical direction, and the end thereof is connected with a suction disc fixing frame; the bottom end of the suction disc fixing frame is uniformly arranged with a plurality of suction discs for adsorbing materials.

[0008] Further, the sewing machine comprises a sewing machine body; a connecting fixing plate is arranged at the bottom side rib of the sewing machine body; a full-thread bobbin case is arranged below the head of the sewing machine body; a material sliding plate is arranged at the bottom position of the sewing machine body; a material sliding plate support is vertically arranged below the material sliding plate; the end of the material sliding plate is provided with a collection box for being inserted into the bobbin case; the automatic bobbin changer picks up the full-thread bobbin case to the material sliding plate and slides into the collection box.

[0009] Further, the belt conveyor comprises a body support; a driving roller and a driven roller are arranged on the body support; the driving roller is drivingly connected with a speed reducer motor through a roller chain; the driving roller and the driven roller are rotationally connected through a belt.

[0010] Compared with the prior art, the application has the advantages that:

[0011] The production line for hoisting belt sewing designed in the application is characterized in that: materials are placed above a ring track material conveying machine, the ring track material conveying machine drives the materials to a taking and placing manipulator working area under the drive of a servo motor, the taking and placing manipulator is started and executed by a cylinder after detecting that the materials are in place, picks up the materials and places them in a sewing machine working area, the sewing machine detects a sewing machine bobbin after the taking and placing manipulator is reset, the bobbin core is replaced by an automatic bobbin changer, sewing work is executed after the replacement is completed, the taking and placing manipulator takes out the materials and places them above the ring track material conveying machine after the sewing work is completed, the ring track material conveying machine conveys the materials to a material discharging area, the materials are picked up by the taking and placing manipulator and placed on a belt conveyor to be conveyed to the next work station after the materials are in place, and thus the automatic production of the material sewing production line is completed.

[0012] The application overcomes the technical problems of high production intensity, long occupation of human and material resources, and low efficiency in the prior art, provides a device which is convenient to use, high in reliability, and capable of batch automatic production, saves personnel, tools, and material input through a sewing machine series production mode, improves work efficiency and safety, saves work cost, and comprehensively realizes the automatic production of the hoisting belt sewing production line. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The application provides a whole structure schematic view of the production line for hoisting belt sewing;

[0014] Figure 2 The application provides a whole structure schematic view of the ring track material conveying machine;

[0015] Figure 3 The overall structure schematic diagram of the taking and placing manipulator proposed by the present application;

[0016] Figure 4 The overall structure schematic diagram of the sewing machine proposed by the present application;

[0017] Figure 5 The overall structure schematic diagram of the automatic shuttle changer proposed by the present application Figure 1 ;

[0018] Figure 6 The overall structure schematic diagram of the automatic shuttle changer proposed by the present application Figure 2 ;

[0019] Figure 7 The overall structure schematic diagram of the automatic shuttle changer proposed by the present application Figure 3 ;

[0020] Figure 8 The overall structure schematic diagram of the automatic shuttle changer proposed by the present application Figure 4 ;

[0021] Figure 9 The overall structure schematic diagram of the belt conveyor proposed by the present application.

[0022] Wherein:

[0023] 1-sewing machine, 2-automatic shuttle changer, 3-ring track material conveyor, 4-taking and placing manipulator, 5-belt conveyor,

[0024] 101-sewing machine main body, 102-connection fixed plate, 103-sliding material plate, 104-sliding material plate support, 105-collection box, 106-shuttle shell,

[0025] 201-base plate, 202-execution terminal, 203-second servo motor, 204-swing arm, 205-linear bearing, 206-sliding block, 207-smooth shaft, 208-fixed connection plate, 209-cylinder, 210-mechanical finger, 211-picking seat, 212-first servo motor, 213-shuttle disc fixed sleeve, 214-neodymium magnet, 215-fast change shaft, 216-shuttle disc,

[0026] 301-guide wheel, 302-synchronous belt, 303-guide rail, 304-first sliding block, 305-cylinder positioning pin, 306-third servo motor, 307-material platform, 308-guide rail base,

[0027] 401-guide rail plate, 402-linear guide rail, 403-second sliding block, 404-stand, 405-first telescopic cylinder, 406-telescopic rod, 407-cylinder fixed seat, 408-second telescopic cylinder, 409-suction cup fixed frame, 410-suction cup, 411-material,

[0028] 501 - body support, 502 - driven drum, 503 - driving drum, 504 - reduction motor, 505 - roller chain, 506 - belt. DETAILED DESCRIPTION

[0029] In the following, for the convenience of those skilled in the art to understand the technical scheme of the present application, further description will be made with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present application.

[0030] In the following detailed description, many specific details are set forth in order to provide a thorough understanding of embodiments of the present application. It will be apparent, however, that one or more embodiments can be practiced without these specific details. In other instances, well-known structures and techniques have not been described in detail in order to avoid unnecessarily obscuring the concepts of the present application.

[0031] Reference will now be made to Figure 1 The production line for hoisting and sewing according to the present application comprises a control unit, a circular track material conveyor 3 for feeding, a belt conveyor 5 for discharging, at least one pick-and-place manipulator 4 arranged above the circular track material conveyor 3 for picking and unloading materials, at least one sewing machine 1 arranged outside the circular track material conveyor 3 for sewing operation, and at least one automatic bobbin changer 2 arranged between the at least one sewing machine 1 and the pick-and-place manipulator 4 for providing full bobbin to the sewing machine 1. The automatic bobbin changer 2 is correspondingly assembled at the rib plate of the sewing machine, and the pick-and-place manipulator 4 is arranged in alignment with the head of the sewing machine 1.

[0032] The production line for hoisting and sewing according to the present application, materials are placed above the circular track material conveyor, which is driven by a servo motor to convey the materials to the working area of the pick-and-place manipulator. After detecting the arrival of the materials, the pick-and-place manipulator is activated by a cylinder to pick up the materials and place them in the working area of the sewing machine. After the pick-and-place manipulator is reset, the sewing machine detects the bobbin of the sewing machine, and the automatic bobbin changer replaces the bobbin core. After the replacement is completed, the sewing operation is performed. After the sewing operation is completed, the pick-and-place manipulator takes out the materials and places them above the circular track material conveyor. The circular track material conveyor conveys the materials to the discharging area, and the pick-and-place manipulator picks up the materials after they arrive and places them on the belt conveyor for transportation to the next station, thereby completing the automatic production of the material sewing production line.

[0033] As Figure 2As shown in the figure, the overall structure of the ring track material conveying machine is shown, and the ring track material conveying machine 3 comprises a bottom frame 309, a guide rail base 308, a cylinder positioning pin 305 and a servo motor 306 are arranged on the bottom frame 309, a guide rail 303 is assembled on the guide rail base 308, a plurality of guide wheels 301 are arranged on the inner side of the guide rail 303, a plurality of synchronous belts 302 are arranged around the guide wheels 301, a first sliding block 304 is fixedly arranged on the synchronous belt 302 and the guide rail 303, a material platform 307 is installed on the first sliding block 304, and the synchronous belt 302 drives the sliding block 304 and the material platform 307 to run in a ring shape under the driving of the third servo motor 306.

[0034] As shown in the figure, Figure 3 The taking and placing mechanical arm 4 comprises a support 404, a second sliding block 403 is arranged on the upper end of the support 404, a linear guide rail 402 and a guide rail plate 401 are sequentially arranged on the second sliding block 403, a cylinder fixing seat 407 is arranged on both sides of the upper end of the support 404, the cylinder fixing seat 407 is assembled above the linear guide rail 402 and the guide rail plate 401, a first telescopic cylinder 405 is arranged on the upper end of the cylinder fixing seat 407, the telescopic rod 406 of the first telescopic cylinder 405 is connected with the guide rail plate 401, and the material adsorption mechanism is connected with both ends of the guide rail plate 401.

[0035] As shown in the figure, Figure 4 The overall structure of the sewing machine is shown, and the sewing machine 1 comprises a sewing machine body 101, a connecting fixed plate 102 is arranged at the bottom side rib of the sewing machine body 101, a full-thread bobbin case 106 is arranged below the head of the sewing machine body 101, a material sliding plate 103 is arranged at the bottom position of the sewing machine body 101, a material sliding plate support 104 is vertically arranged below the material sliding plate 103, a collection box 105 for being placed into the bobbin case 106 is arranged at the end of the material sliding plate 103, and the automatic bobbin changing machine 2 picks up the full-thread bobbin case 106 to the material sliding plate 103 and slides into the collection box 105.

[0036] As shown in the figure, Figures 5-8As shown in the whole structure schematic diagram of the automatic shuttle changer, including the base plate 201, the execution terminal 202, the second servo motor 203, the swing arm 204, the linear bearing 205, the sliding block 206, the smooth shaft 207, the fixed connecting plate 208, the air cylinder 209, the mechanical finger 210, the pickup seat 211, the first servo motor 212, the shuttle disc fixing sleeve 213, the neodymium magnet 214, the quick-change shaft 215 and the shuttle disc 216. Among them, the servo motor I 203 is installed with the swing arm 204, and is fixed with the base plate 201. The pickup seat 211 is installed with the sliding block 206, the linear bearing 205, the pickup seat 211, the mechanical finger 210, the air cylinder 209, and acts on the smooth shaft 207, and is connected and fixed on the base plate 201 with the execution terminal 202, the pickup seat 211 is in contact with the swing arm 204 to realize the up-down swing arm action. The output shaft of the first servo motor 212 is connected with the shuttle disc fixing sleeve 213, which is fixed on the base plate 201, the neodymium magnet 214 is arranged in the shuttle disc fixing sleeve 213, the shuttle disc 216 is connected and fixed with the quick-change shaft 215, is installed in the inner hole of the shuttle disc fixing sleeve 213 and is magnetically attracted with the quick-change shaft 215, and the full-line shuttle shell 106 is arranged on the shuttle disc 216. The structure of the automatic shuttle changer has been disclosed in the utility model patent with the patent number 2023215909524, which will not be repeated here.

[0037] As Figure 6 As shown in the whole structure schematic diagram of the belt conveyor, the belt conveyor 5 includes the body support 501, the driving drum 503 and the driven drum 502 are arranged on the body support 501, the driving drum 503 is drivingly connected with the speed reducer 504 through the roller chain 505, and the driving drum 503 and the driven drum 502 are rotatably connected through the belt 506.

[0038] The operation process of the embodiment is as follows:

[0039] The material is placed on the material platform 307 above the ring track material conveying machine 3 by manual, the servo motor 306 drives the guide wheel to rotate, the first sliding block 304, the material platform 307 and the material are driven by the synchronous belt 302 to the feeding area, and the cylinder positioning pin 305 is lifted to position the material platform 307 after the material is in place.

[0040] After the pick-and-place manipulator 4 receives the signal, the second telescopic cylinder 408 extends the cylinder rod to drive the suction cup holder 409 and the suction cup 410 to run downward, contacts the material, and then the suction cup 410 sucks the material. The second telescopic cylinder 408 retracts the telescopic rod, the material is picked up, and after receiving the signal, the first telescopic cylinder 405 extends the telescopic rod to drive the guide rail plate 401, the linear guide rail 402, the second telescopic cylinder 408, the suction cup holder 409, the suction cup 410, and the material to the working area of the sewing machine 1. After reaching the position, the second telescopic cylinder 408 extends the telescopic rod to drive the suction cup holder 409, the suction cup 410, and the material to run downward, contacts the sewing machine 1, and then the suction cup 410 releases the material. After the second telescopic cylinder 408 retracts the telescopic rod, the suction cup holder 409 returns to the original position, and the first telescopic cylinder retracts the telescopic rod to drive the guide rail plate 401, the linear guide rail 402, the second telescopic cylinder 408, the suction cup holder 409, and the suction cup 410 to the material picking position to wait for picking.

[0041] After the sewing machine 1 detects that the material is in place, the sewing machine table fixes the material, and after completion, gives an execution signal to the automatic shuttle changer 2. The second servo motor 203 rotates the swing arm 204 to drive the fixed connecting plate 208 to the bottom shuttle shell of the sewing machine 1 to perform the grabbing work. After reaching the position, the cylinder rod of the cylinder 209 extends to drive the mechanical finger 210 to grab the shuttle shell 106. After reaching the position, a feedback signal is given, the control unit receives the signal, and the second servo motor 203 rotates the swing arm 204 to drive the fixed connecting plate 208 to run to the material sliding plate 103. After reaching the position, the cylinder rod of the cylinder 209 retracts to drive the mechanical finger 210 to open, allowing the full-line shuttle shell 106 to fall into the material sliding plate 103 and then into the collection box 105. The second servo motor 203 continues to rotate the swing arm 204 to drive the fixed connecting plate 208 to the shuttle disc 216 position to perform grabbing of the full-line shuttle shell 106. After reaching the position, the cylinder rod of the cylinder 209 extends to drive the swing arm 204 to grab the shuttle shell 106. After reaching the position, a feedback signal is given, the PLC receives the signal, and the second servo motor 203 rotates the swing arm 204 to drive the fixed connecting plate 208 to run to the bottom shuttle of the sewing machine 1 to load the full-line shuttle shell 217. After reaching the position, the cylinder rod of the cylinder 209 retracts to drive the swing arm 210 to open and separate from the shuttle shell 106. The second servo motor 203 continues to rotate the swing arm 204 to drive the fixed connecting plate 208 to return to the original position and wait for the shuttle replacement signal. After the full-line shuttle shell 217 on the shuttle disc 216 is removed, the first servo motor 212 drives the shuttle disc 216 to rotate 45° to make the full-line shuttle shell 106 rotate to the grabbing position. After the shuttle disc 216 is empty, an alarm is given to manually pull out the shuttle disc 216 and separate it from the magnetic attraction of the shuttle disc fixing sleeve 213. After the whole is replenished, the shuttle disc 216 is reloaded into the shuttle disc fixing sleeve 213 to realize quick replacement of the shuttle shell.

[0042] The sewing machine 1 detects the execution of the sewing work after the bobbin case is replaced, and gives a signal after completion. The cylinder rod of the cylinder I 405 of the taking and placing manipulator 4 is extended to drive the guide rail plate 401, the linear guide rail 402, the second telescopic cylinder 408, the suction disc fixing frame 409 and the suction disc 410 to the working area position of the sewing machine 1, and after reaching the position, the telescopic rod of the second telescopic cylinder 408 is extended to drive the suction disc fixing frame 409 and the suction disc 410 to run downward, and after contacting the material, the suction disc 410 sucks the material. The telescopic rods of the first telescopic cylinder 405 and the second telescopic cylinder 408 are retracted, the material is transported to above the material platform 307 of the ring track material conveyor 3, the telescopic rod of the second telescopic cylinder 408 is driven to extend to drive the suction disc fixing frame 409 and the suction disc 410 to run downward, and after contacting the material platform 307, the material is placed, and the second telescopic cylinder 408 returns to the original position.

[0043] After the material is placed on the material platform 307 of the ring track material conveyor 3, the third servo motor 306 drives the guide wheel to rotate, the slider 304, the material platform 307 and the material are driven by the synchronous belt 302 to the discharging area, and after the material reaches the position, the cylinder positioning pin 305 rises to position the material platform 307.

[0044] After receiving the signal, the telescopic rod of the second telescopic cylinder 408 of the taking and placing manipulator 4 is extended to drive the suction disc fixing frame 409 and the suction disc 410 to run downward, and after contacting the material, the suction disc 410 sucks the material, the telescopic rod of the second telescopic cylinder 408 is retracted, the material is picked up, after receiving the positioning signal, the telescopic rod of the first telescopic cylinder 405 is retracted to drive the guide rail plate 401, the linear guide rail 402, the second telescopic cylinder 408, the suction disc fixing frame 409, the suction disc 410 and the material to the working area position of the belt conveyor 5, after reaching the position, the suction disc 410 is depressurized to separate from the material, and the telescopic rod of the first telescopic cylinder 405 is extended to drive the guide rail plate 401, the linear guide rail 402, the second telescopic cylinder 408, the suction disc fixing frame 409 and the suction disc 410 to the material taking position to wait for taking the material.

[0045] The material falls on the belt 506 of the belt conveyor 5, the belt 506 is driven by the chain 505 to rotate the driving drum 503, and the material is transported and conveyed to complete the material transportation, and the next working cycle is performed.

[0046] In summary, the present application overcomes the technical problems of high production intensity, long occupation of human and material resources, low efficiency and other problems in the prior art, provides a device which is convenient to use, high in reliability and capable of batch automatic production, saves personnel, tools and material input through the sewing machine series production mode, improves operation efficiency and safety, saves operation cost, and realizes automatic production of the hoisting belt sewing production line.

[0047] The above embodiments are only used to describe the preferred embodiments of the present application, and not intended to limit the scope of the present application, and various changes and modifications of the present application made by those skilled in the art without departing from the spirit of the present application should fall within the scope of the present application defined by the claims.

Claims

1. A production line for the sewing of hoisting straps, characterized in that, The application relates to a sewing machine system, which comprises a control unit, a ring track material conveying machine (3) for feeding, a belt conveyor (5) for discharging, at least one pick-and-place manipulator (4) arranged above the ring track material conveying machine (3) for material grabbing and unloading, at least one sewing machine (1) arranged outside the ring track material conveying machine (3) for sewing operation, and at least one automatic bobbin changer (2) arranged between the at least one sewing machine (1) and the pick-and-place manipulator (4) for providing full bobbin cases for the sewing machine (1); the automatic bobbin changer (2) is correspondingly assembled at the rib plate of the sewing machine; and the pick-and-place manipulator (4) is arranged in alignment with the head of the sewing machine (1). The ring track material conveying machine (3) comprises a bottom frame (309), a guide rail base (308), a cylinder positioning pin (305) and a third servo motor (306) arranged on the bottom frame (309); a guide rail (303) is assembled on the guide rail base (308); a plurality of guide wheels (301) are correspondingly arranged on the inner side of the guide rail (303); a synchronous belt (302) is arranged around the plurality of guide wheels (301); a first sliding block (304) is fixedly arranged on the synchronous belt (302) and the guide rail (303); a material platform (307) is installed on the first sliding block (304); and the synchronous belt (302) drives the first sliding block (304) and the material platform (307) to circularly run under the driving of the third servo motor (306). The pick-and-place manipulator (4) comprises a support (404); a second sliding block (403) is arranged on the upper end of the support (404); a linear guide rail (402) and a guide rail plate (401) are sequentially arranged on the second sliding block (403); cylinder fixing seats (407) are arranged on the two sides of the upper end of the support (404); the cylinder fixing seats (407) are assembled above the linear guide rail (402) and the guide rail plate (401); a first telescopic cylinder (405) is arranged on the upper end of the cylinder fixing seat (407); the telescopic rod (406) of the first telescopic cylinder (405) is connected with the guide rail plate (401); and the two ends of the guide rail plate (401) are respectively connected with material suction mechanisms. The material suction mechanism comprises a second telescopic cylinder (408) arranged on the guide rail plate (401); the telescopic rod of the second telescopic cylinder (408) is vertically telescopic, and the end thereof is connected with a suction disc fixing frame (409); and a plurality of suction discs (410) for sucking materials (411) are uniformly arranged on the bottom end of the suction disc fixing frame (409). The sewing machine (1) comprises a sewing machine body (101); a connecting fixed plate (102) is arranged at the bottom side rib of the sewing machine body (101); a full-thread bobbin case (106) is arranged below the head of the sewing machine body (101); a material sliding plate (103) is arranged at the bottom position of the sewing machine body (101); a material sliding plate support (104) is vertically arranged below the material sliding plate (103); the end of the material sliding plate (103) is provided with a collecting box (105) for being inserted into the bobbin case (106); the automatic bobbin changing machine (2) picks up the full-thread bobbin case (106) to the material sliding plate (103) and slides into the collecting box (105).

2. The production line for hoisting band sewing according to claim 1, characterized in that, The belt conveyor (5) comprises a body support (501); a driving roller (503) and a driven roller (502) are arranged on the body support (501); the driving roller (503) is in driving connection with a speed reduction motor (504) through a roller chain (505); the driving roller (503) and the driven roller (502) are in rotary connection through a belt (506).

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