Punch feeding mechanism for metal plates

Abstract

The utility model relates to a sheet metal punch press feeding mechanism which comprises a mechanism frame, a feeding rubber roller, an elastic pressure relief assembly and two feeding assemblies, and each feeding assembly comprises a servo motor, two feeding supporting pieces, two limiting blocks, two pre-pressing springs and two driving shafts which are arranged on the mechanism frame. Two guide wheels which are symmetrically distributed are arranged at one end of the driving shaft in a linkage mode, a feeding gear which abuts against the side edge of a metal plate is arranged at the position, corresponding to the position between the two guide wheels, of the driving shaft in a linkage mode, and linkage matching of the metal plate and the feeding gear is formed. A feeding guide space used for containing the side edge of a metal plate is formed between the two guide wheels. The feeding device has the advantages of being simple in structure, stable and reliable in performance, low in failure rate and high in feeding precision.

Description

TECHNICAL FIELD

[0001] The utility model relates to a punch feeding mechanism of metal plate. BACKGROUND

[0002] At present, the terminal is applied for the convenience of the connection of the wire, and it is actually a metal sheet sealed in the insulating plastic, both ends have holes for inserting the wire, and the screw is used for fastening or loosening, such as two wires, sometimes need to be connected, and sometimes need to be disconnected, at this time, the terminal can be used to connect them, and can be disconnected at any time, without welding or winding them together, which is very convenient and fast. The terminal includes a frame, a screw arranged on the frame. The frame of the terminal needs the punch feeding mechanism to feed the metal plate during production, so as to realize the stamping, bending and other processes of the metal plate. The structure design of the existing punch feeding mechanism of the metal plate is relatively complex, the feeding efficiency is low, the feeding precision is low, the failure rate is high, and the surface of the metal plate is easily damaged. SUMMARY

[0003] The utility model aims at overcoming the defects of prior art, provide a punch feeding mechanism of metal plate simple structure, stable and reliable performance, low failure rate, high feeding precision.

[0004] In order to achieve the above object, the utility model adopts a punch feeding mechanism of metal plate, including mechanism frame, rotation setting in the feed inlet of mechanism frame and the feeding rubber roller of metal plate upper end surface resistance, the loose pressure relief assembly for supporting metal plate is arranged on the mechanism frame below the feeding rubber roller, two groups of feeding assemblies are symmetrically arranged on the mechanism frame and clamped on both sides of the metal plate, the feeding assembly includes servo motor arranged on the mechanism frame, two feeding support pieces are arranged on the mechanism frame, two limiting blocks are arranged on the mechanism frame corresponding to the two feeding support pieces, two prepress springs are arranged between the two feeding support pieces and the two limiting blocks, two drive shafts are rotatably arranged on the feeding support piece and connected with the servo motor, the drive shaft one end is connected with the two guide wheels of symmetrical distribution, the drive shaft is connected with the feeding gear on the side of the metal plate between the two guide wheels, and the linkage of the metal plate and the feeding gear is formed, the two guide wheels form the feeding guide space for placing the side of the metal plate.

[0005] The beneficial effects of the above structure are that two groups of feeding mechanisms for conveying the metal plate are arranged on the mechanism frame, the servo motor drives the feeding gear to rotate through the driving shaft, the feeding gear abuts against the waste on the side edge of the metal plate, the feeding assembly can avoid damaging the metal plate, the pre-pressing spring is arranged between the feeding support block and the limiting block, the spring spring plays a pressure relief role, the feeding gear and the guide wheel can be prevented from damaging the metal plate, and the feeding precision can be ensured. Therefore, the metal plate feeding mechanism has the advantages of simple structure, stable and reliable performance, low failure rate and high feeding precision.

[0006] In particular, a synchronous wheel is arranged on the other end of the driving shaft, a driving synchronous wheel is arranged on the rotating shaft of the servo motor, and a synchronous belt is arranged between the synchronous wheel and the driving synchronous wheel. The motor drives the driving shaft to rotate through the driving synchronous wheel, the synchronous wheel and the synchronous belt, so that the transmission of the servo motor and the driving shaft is more reliable.

[0007] In particular, the slack pressure relief assembly includes a support rod slidingly arranged on the mechanism frame and abutting against the lower end surface of the metal plate, a plurality of adjusting bolts corresponding to the lower end of the support rod are arranged on the cross beam of the mechanism frame, one end of each of the adjusting bolts penetrates through the cross beam and is inserted into a plurality of positioning holes of the support rod, a plurality of compression springs are respectively sleeved on the adjusting bolts, and the two ends of each of the compression springs abut against the cross beam and the support rod. The support rod of the slack pressure relief assembly can support the metal plate, and the spring can relieve the pressure of the metal plate, so that the feeding reliability of the punch feeding mechanism of the metal plate can be ensured.

[0008] In particular, two guide blocks are arranged at the two ends of the support rod, two guide holes matched with the two guide blocks are arranged on the mechanism frame, the two guide blocks are inserted into the two guide holes, and the two guide blocks and the mechanism frame are in sliding connection. The support rod is slidingly arranged in the guide holes of the mechanism frame through the two guide blocks, so that the support rod can reliably act on the mechanism frame.

[0009] In particular, two sliding rods matched with the feeding support are arranged on the mechanism frame, two sliding holes matched with the two sliding rods are arranged on the feeding support, the two sliding rods are inserted into the two sliding holes, and the feeding support and the sliding rods are in sliding connection. The mechanism frame is connected with the feeding support through the sliding rods, so that the assembly of the feeding support and the mechanism frame is facilitated, and the assembly efficiency is higher.

[0010] In particular, a plurality of feeding rubber rollers abutting against the upper end surface of the metal plate are rotatably arranged in the mechanism frame corresponding to the feeding assembly. The feeding rubber rollers can accelerate the conveying of the metal plate, so that the feeding efficiency of the punch feeding mechanism of the metal plate is improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 Embodiment of the utility model perspective view.

[0012] Figure 2 Embodiment of the utility model front view.

[0013] Figure 3 For Figure 2 A-A sectional view. Specific embodiments

[0014] As Figures 1 to 3 The utility model discloses a punch feeding mechanism of metal plate, including mechanism frame 10, the feeding rubber roller 12 that rotates to set in the feed inlet 100 of mechanism frame 10 and the end surface of metal plate 11 on resistance and contact, the tightness pressure relief subassembly 20 that sets on mechanism frame 10 and is used for supporting metal plate 11 at corresponding feeding rubber roller 12 below, two groups of feeding assemblies 30 that set up on mechanism frame 10 and are clamped on the both sides of metal plate 11, feeding assembly 30 includes servo motor 31 that sets up on mechanism frame 10, two feeding support 32 that slide sets up on mechanism frame 10, two limit blocks 33 that set up on mechanism frame 10 at corresponding two feeding support 32, two pre-press springs 34 that set up between two feeding support 32 and two limit blocks 33, two drive shafts 35 that rotate to set up on feeding support 32 respectively and are linked with servo motor 31 cooperation, the drive shaft 35 one end on linkage sets up two guide wheels 36 that distribute symmetrically, the drive shaft 35 on corresponding two guide wheels 36 between linkage sets up feeding gear 37 that resistance and contact on the side of metal plate 11, and constitute the linkage cooperation of metal plate 11 and feeding gear 37, two guide wheels 36 between the feeding guide space 360 for placing the side of metal plate 11 is formed. The drive shaft 35 other end on setting has synchronous wheel 38, the rotating shaft of servo motor 31 on setting has driven synchronous wheel 311, synchronous belt 39 is set up between synchronous wheel 38 and driven synchronous wheel 311. Motor passes through driven synchronous wheel, synchronous wheel, synchronous belt drive drive shaft rotation, so that the transmission of servo motor and drive shaft can be more reliable.

[0015] As Figure 1 And 2As shown, the tension relief assembly 20 includes a support rod 21 slidingly arranged on the mechanism frame 10 and abutting against the lower end surface of the metal plate 11, and a plurality of adjusting bolts 22 arranged on the cross beam 101 of the mechanism frame 10 below the support rod 21, one end of each of the adjusting bolts 22 penetrating through the cross beam 101 and being inserted into a plurality of positioning holes of the support rod 21, and a plurality of compression springs 23 being sleeved on the adjusting bolts 22, respectively, and abutting against the cross beam 101 and the support rod 21 at two ends. The support rod of the tension relief assembly can support the metal plate, and the spring can relieve the pressure of the metal plate, thereby ensuring the feeding reliability of the punch feeding mechanism of the metal plate. The support rod 21 is provided with two guide blocks 211 at two ends, the mechanism frame 10 is provided with two guide holes 102 matched with the two guide blocks 211, the two guide blocks 211 are inserted into the two guide holes 102, and the two guide blocks 211 and the mechanism frame 10 are in sliding connection. The support rod is slidingly arranged in the guide hole of the mechanism frame through the two guide blocks, thereby ensuring that the support rod can reliably act on the mechanism frame. The mechanism frame 10 is provided with two sliding rods 103 matched with the feeding support 32, the feeding support 32 is provided with two sliding holes matched with the two sliding rods 103, the two sliding rods 103 are inserted into the two sliding holes, and the feeding support 32 and the sliding rods 103 are in sliding connection. The mechanism frame is connected with the feeding support through the sliding rods, thereby facilitating the assembly of the feeding support and the mechanism frame, and the assembly efficiency is higher. The mechanism frame 10 is provided with a plurality of feeding rubber rollers 13 rotatingly arranged at the feeding assembly 30 and abutting against the upper end surface of the metal plate 11. The feeding rubber rollers can accelerate the conveying of the metal plate, thereby facilitating the improvement of the feeding efficiency of the punch feeding mechanism of the metal plate.

[0016] The mechanism frame is provided with two groups of feeding mechanisms for conveying the metal plate, the servo motor drives the feeding gear to rotate through the driving shaft, the feeding gear abuts against the waste on the side of the metal plate, the feeding assembly can avoid damaging the metal plate, and the pre-compression spring is arranged between the feeding support block and the limiting block, the compression spring plays a relief role, the feeding gear and the guide wheel can avoid damaging the metal plate, and the feeding precision can be ensured. Therefore, the metal plate feeding mechanism has the advantages of simple structure, stable and reliable performance, low failure rate, and high feeding precision.

Claims

1. A punch feeding mechanism for sheet metal, characterized in that: The utility model provides a metal plate feeding mechanism, including mechanism frame, feeding rubber roller is rotationally arranged in the feed inlet of mechanism frame and is in contact with the upper end surface of metal plate, the loose pressure relief assembly is arranged on the mechanism frame and is used for supporting the metal plate at the position corresponding to the lower side of feeding rubber roller, two groups of feeding assemblies are symmetrically arranged on the mechanism frame and are clamped on the both sides of metal plate, the feeding assembly includes servo motor arranged on the mechanism frame, two feeding supports are slidably arranged on the mechanism frame, two limit blocks are arranged on the mechanism frame at the position corresponding to two feeding supports, two pre-press springs are arranged between two feeding supports and two limit blocks, two drive shafts are rotationally arranged on the feeding support and are linked with servo motor respectively, two guide wheels are symmetrically arranged on the one end of drive shaft and are linked, feeding gear is linked with the metal plate and is arranged on the drive shaft at the position corresponding to two guide wheels, and the feeding gear is in contact with the side of metal plate, and the feeding guide space for placing the side of metal plate is formed between two guide wheels.

2. The metal sheet material punch feeding mechanism according to claim 1, characterized in that: The other end of the drive shaft is provided with a synchronous wheel, the rotating shaft of the servo motor is provided with a driving synchronous wheel, and the synchronous wheel and the driving synchronous wheel are provided with a synchronous belt.

3. A metal sheet material punch feeding mechanism according to claim 1 or 2, characterized in that: The loose pressure relief assembly includes a support rod slidably arranged on the mechanism frame and in contact with the lower end surface of the metal plate, a plurality of adjusting bolts are arranged on the crossbeam of the mechanism frame at the position corresponding to the lower side of the support rod, one end of the plurality of adjusting bolts respectively penetrates the crossbeam and is inserted into a plurality of positioning holes of the support rod, a plurality of compression springs are respectively sleeved on the plurality of adjusting bolts, and the two ends of the plurality of compression springs are respectively in contact with the crossbeam and the support rod.

4. The metal sheet material punch feeding mechanism according to claim 3, characterized in that: The two ends of the support rod are provided with two guide blocks, the mechanism frame is provided with two guide holes matched with the two guide blocks, the two guide blocks are respectively inserted into the two guide holes, and the sliding connection of the two guide blocks and the mechanism frame is formed.

5. The metal sheet material punch feeding mechanism according to claim 1 or 2, characterized by: The mechanism frame is provided with two sliding rods matched with the feeding support, the feeding support is provided with two sliding holes matched with the two sliding rods, the two sliding rods are inserted into the two sliding holes, and the sliding connection of the feeding support and the sliding rod is formed.

6. The metal sheet material punch feeding mechanism according to claim 1 or 2, characterized by: A plurality of feeding rubber rollers in contact with the upper end surface of the metal plate are rotationally arranged in the mechanism frame at the position corresponding to the feeding assembly.

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