Feeding bracket of punching machine

Abstract

The utility model relates to a feeding bracket of a punching machine. A plurality of material supporting rollers are arranged between two cross beams; a gap for allowing a punch to pass through is formed between the material supporting rollers close to one end of the cross beam, and the upper baffles are arranged over the edges of the two sides of the gap; the two positioning strips used for limiting the position of raw materials are arranged above the material supporting roller. The adjusting device comprises a fixing pipe and an adjusting rod, the fixing pipe is arranged on the cross beam, the adjusting rod penetrates through the fixing pipe, and one end of the adjusting rod makes contact with the positioning strip; and a limiting block capable of adjusting the height is arranged on the movable support close to the gap. By means of a limiting system composed of the positioning strips and the limiting blocks, accurate positioning of materials before stamping is guaranteed, the size precision and the shape of stamped finished products are guaranteed, meanwhile, the bracket can adapt to raw materials of different sizes and shapes, the requirement for die replacement or production line adjustment is reduced, and the production cost and the production period are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of punch press feeding, in particular to a punch press feeding bracket. Background Art

[0002] During the stamping production process, especially when handling heavy or large-sized flat materials, the design and performance of the feed bracket are directly related to production efficiency and product quality. Traditional punch press feed brackets often only have basic material support and conveying functions. They use simple mechanical structures such as rollers or slides to guide the material into the stamping die. It is difficult to ensure that the raw materials always maintain a precise position during the conveying process, which may lead to dimensional deviation or shape distortion of the stamped finished product. At the same time, different batches or different types of materials often have different sizes and shapes, and traditional feed brackets lack flexible adjustment mechanisms, making it difficult to meet diverse production needs. In addition, traditional feed brackets require manual assistance to position or adjust the material during operation, and operators are easily exposed to dangerous areas, increasing the risk of accidents such as finger squeeze. Therefore, it is of great significance to develop and design a punch press feed bracket that provides stamping production efficiency, precision and safety performance. Utility Model Content

[0003] In response to the problems in the above-mentioned prior art that it is difficult to maintain the precise position of raw materials on the traditional feeding bracket, the bracket is difficult to meet the needs of diversified production, and there are safety hazards during operation, the utility model provides a punch feeding bracket that can adapt to raw materials of different sizes and shapes and can accurately deliver the raw materials to the location of the stamping die.

[0004] To achieve the above purpose, the technical solution of the utility model is as follows:

[0005] A punch press feeding bracket, comprising a frame, legs, a crossbeam, a motor, a transmission wheel, an upper baffle, a positioning bar, a movable support, an adjustment device and a limit block; the frame is a rectangular frame, and each of the four corners of the frame is provided with a leg, and the leg is perpendicular to the frame; there are two crossbeams, and the two crossbeams are respectively arranged between two different legs, and the two crossbeams are parallel and at the same horizontal height; a plurality of supporting rollers are arranged between the two crossbeams, and the plurality of supporting rollers are parallel to each other; a motor and a transmission wheel are provided on the outside of any of the crossbeams; a support roller is provided between the supporting rollers near one end of the crossbeam There is a gap for the punch to pass through, and the upper baffle is provided just above the edges of both sides of the gap, and the upper baffle is arranged on the frame; two positioning bars for limiting the position of the raw material are provided above the supporting roller, and the positioning bars are parallel to the crossbeam, and the movable supports are provided at both ends of the positioning bars, and the movable supports are perpendicular to the positioning bars; the adjusting device includes a fixed tube and an adjusting rod, the fixed tube is provided on the crossbeam, the adjusting rod passes through the fixed tube, and one end of the adjusting rod contacts the positioning bar; a limit block capable of adjusting the height is provided on the movable support close to the gap.

[0006] Furthermore, four transmission wheels are provided on the outer side of any one of the beams.

[0007] Furthermore, the motor is arranged on one of the transmission wheels, and the driving shaft of the motor is coaxial with the transmission wheel.

[0008] Furthermore, the transmission wheels are driven by belts or chains.

[0009] Furthermore, the motor is a variable frequency motor.

[0010] Furthermore, the surface of the supporting roller is provided with a wear-resistant layer.

[0011] Furthermore, a pulley is provided at the bottom of the movable support.

[0012] Furthermore, the inner wall of the fixing tube and the surface of the adjusting rod are provided with mutually matching threads.

[0013] Furthermore, the limiting block includes an adjusting mechanism and a limiting plate, and the adjusting mechanism includes a slide rail provided on the movable support and a slider connected to the limiting plate.

[0014] Furthermore, an elastic material layer is provided on the surface of the limiting plate.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] The utility model provides a punch press feeding bracket, which realizes the automation and continuity of feeding through the drive system composed of a motor and a transmission wheel, improves the efficiency of stamping production, reduces the need for manual operation, and reduces the probability of safety accidents; through the limiting system composed of a positioning bar and a limiting block, it ensures the precise positioning of the material before stamping, ensures the dimensional accuracy and shape of the stamped product, and enables the bracket to adapt to raw materials of different sizes and shapes, reduces the need to replace molds or adjust production lines, and reduces production costs and cycles. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The following further describes the embodiments of the present invention with reference to the accompanying drawings, wherein:

[0018] Figure 1 A schematic structural diagram of an embodiment of a punch press feeding bracket is shown;

[0019] Figure 2 A top view of an embodiment of a punch press feed bracket is shown;

[0020] Figure identification: 1-frame, 2-leg, 3-beam, 4-motor, 5-transmission wheel, 6-upper baffle, 7-positioning bar, 8-movable support, 9-adjustment device, 10-limiting block. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below through specific embodiments in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0022] A punch feeding bracket, comprising a frame 1, legs 2, a beam 3, a motor 4, a transmission wheel 5, an upper baffle 6, a positioning bar 7, a movable support 8, an adjustment device 9 and a limit block 10; the frame 1 is a rectangular frame, and each of the four corners of the frame 1 is provided with a leg 2, and the leg 2 is perpendicular to the frame 1; there are two beams 3, and the two beams 3 are respectively arranged between two different legs 2, and the two beams 3 are parallel and at the same horizontal height; a plurality of supporting rollers are arranged between the two beams 3, and the plurality of supporting rollers are parallel to each other; a motor 4 and a transmission wheel 5 are provided on the outside of any beam 3; a gap for passing the punch is provided between the supporting rollers near one end of the beam 3, and the positive edges on both sides of the gap are An upper baffle 6 is provided above, and the upper baffle 6 is arranged on the frame 1. The upper baffle 6 is used to block the workpiece lifted by the punch; two positioning bars 7 for limiting the position of the raw material are provided above the supporting roller, and the positioning bars 7 are parallel to the beam 3. Both ends of the positioning bar 7 are provided with movable supports 8, and the movable supports 8 are perpendicular to the positioning bars 7; the adjusting device 9 includes a fixed tube and an adjusting rod, and the fixed tube is arranged on the beam 3. The adjusting rod passes through the fixed tube, and one end of the adjusting rod contacts the positioning bar 7; a limit block 10 with adjustable height is provided on the movable support 8 near the gap, and the positioning bar 7 and the limit block 10 are adjusted to a suitable position according to the size of the raw material to ensure that the raw material reaches the accurate position, which is convenient for the stamping processing of the raw material.

[0023] In one embodiment of the present invention, four transmission wheels 5 are provided on the outer side of any crossbeam 3 .

[0024] In one embodiment of the present invention, the motor 4 is disposed on a transmission wheel 5 , and the driving shaft of the motor 4 is coaxial with the transmission wheel 5 , and the driving shaft drives the coaxial transmission wheel 5 to rotate.

[0025] In one embodiment of the present invention, the transmission wheels 5 are driven by belts or chains.

[0026] In one embodiment of the present invention, the motor 4 is a variable frequency motor, which can adjust the speed according to production requirements, thereby adjusting the feeding speed.

[0027] In one embodiment of the present invention, a wear-resistant layer is provided on the surface of the supporting roller to extend the service life of the supporting roller.

[0028] In one embodiment of the present invention, a pulley is provided at the bottom of the movable support 8 .

[0029] In one embodiment of the present invention, the inner wall of the fixed tube and the surface of the adjusting rod are provided with mutually matching threads.

[0030] In one embodiment of the present invention, the limiting block 10 includes an adjusting mechanism and a limiting plate. The adjusting mechanism includes a slide rail provided on the movable support 8 and a slider connected to the limiting plate.

[0031] In one embodiment of the present invention, an elastic material layer is provided on the surface of the limiting plate to prevent the surface of the raw material from being scratched.

[0032] When in use, place the raw material on the supporting roller, rotate the adjusting rod to adjust the positioning bar 7 to the appropriate position according to the size of the raw material, adjust the limit block 10 to the appropriate height, turn on the motor 4, and the motor 4 drives the transmission wheel 5 to rotate, thereby driving the supporting roller to rotate and transport the raw material. With the assistance of the positioning bar 7 and the limit block 10, the raw material reaches the appropriate position for stamping processing.

[0033] The utility model provides a punch press feeding bracket, which realizes the automation and continuity of feeding through the drive system composed of a motor and a transmission wheel, improves the efficiency of stamping production, reduces the need for manual operation, and reduces the probability of safety accidents; through the limiting system composed of a positioning bar and a limiting block, it ensures the precise positioning of the material before stamping, ensures the dimensional accuracy and shape of the stamped product, and enables the bracket to adapt to raw materials of different sizes and shapes, reduces the need to replace molds or adjust production lines, and reduces production costs and cycles.

[0034] Some exemplary embodiments of the present invention are described above. It will be understood that the above embodiments are only used to explain the present invention and do not constitute a limitation on the scope of protection of the present invention. The features in these embodiments can be recombined in an appropriate manner, and the solutions obtained thereby are still within the scope of protection claimed by the present invention. Based on the above embodiments, all other embodiments obtained by those skilled in the art without making any creative work, that is, all modifications, equivalent substitutions and improvements made within the spirit and principles of this application, fall within the scope of protection claimed by the present invention.

Claims

1. A punch feed bracket, characterized in that: The invention comprises a frame (1), a supporting leg (2), a crossbeam (3), a motor (4), a transmission wheel (5), an upper baffle (6), a positioning bar (7), a movable support (8), an adjustment device (9) and a limit block (10); the frame (1) is a rectangular frame, and each of the four corners of the frame (1) is provided with a supporting leg (2), and the supporting leg (2) is perpendicular to the frame (1); there are two crossbeams (3), and the two crossbeams (3) are respectively arranged between two different supporting legs (2), and the two crossbeams (3) are parallel and at the same horizontal height; a plurality of supporting rollers are arranged between the two crossbeams (3), and the plurality of supporting rollers are parallel to each other; a motor (4) and a transmission wheel (5) are provided on the outside of any crossbeam (3); a roller close to the crossbeam (3) is provided. A gap for passing the punch is provided between the supporting rollers at one end, and the upper baffle (6) is provided just above the edges of both sides of the gap, and the upper baffle (6) is provided on the frame (1); two positioning bars (7) for limiting the position of the raw material are provided above the supporting rollers, and the positioning bars (7) are parallel to the crossbeam (3), and the movable supports (8) are provided at both ends of the positioning bars (7), and the movable supports (8) are perpendicular to the positioning bars (7); the adjusting device (9) includes a fixed tube and an adjusting rod, and the fixed tube is provided on the crossbeam (3), and the adjusting rod passes through the fixed tube, and one end of the adjusting rod contacts the positioning bar (7); a limit block (10) capable of adjusting the height is provided on the movable support (8) near the gap.

2. A punch feed bracket according to claim 1, characterized in that: Four transmission wheels (5) are provided on the outer side of any one of the crossbeams (3).

3. A punch feed bracket according to claim 2, characterized in that: The motor (4) is arranged on one of the transmission wheels (5), and the drive shaft of the motor (4) is coaxial with the transmission wheel (5).

4. A punch feed bracket according to claim 1 or 2, characterized in that: The transmission wheels (5) are driven by belts or chains.

5. A punch feed bracket according to any one of claims 1-3, characterized in that: The motor (4) is a variable frequency motor.

6. A punch feed bracket according to claim 1, characterized in that: The surface of the supporting roller is provided with a wear-resistant layer.

7. A punch feed bracket according to claim 1, characterized in that: A pulley is provided at the bottom of the movable support (8).

8. A punch feed bracket according to claim 1, characterized in that: The inner wall of the fixing tube and the surface of the adjusting rod are provided with threads that match each other.

9. A punch press feeding bracket according to claim 1, characterized in that: The limit block (10) comprises an adjustment mechanism and a limit plate, and the adjustment mechanism comprises a slide rail arranged on the movable support (8) and a slider connected to the limit plate.

10. A punch press feeding bracket according to claim 9, characterized in that: An elastic material layer is provided on the surface of the limiting plate.

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