Auxiliary feeding mechanism for punching machine

Abstract

The utility model provides an auxiliary feeding mechanism for a punching machine. The auxiliary feeding mechanism solves the problems that an existing punching machine is complex in feeding structure and high in production cost. The first horizontal reciprocating mechanism is arranged on the feeding platform in the feeding direction; the second horizontal reciprocating mechanism is arranged at the discharging end of the feeding platform and is perpendicular to the first horizontal reciprocating mechanism; the clamping jaw assemblies are arranged on the first horizontal reciprocating mechanism and the second horizontal reciprocating mechanism in pairs. A clamping jaw assembly of a first horizontal reciprocating mechanism conveys a metal plate to a stamping position and then loosens the metal plate, then a clamping jaw assembly of a second horizontal reciprocating mechanism clamps the metal plate and drives the metal plate to move left and right for stamping, and meanwhile, the clamping jaw assembly of the first horizontal reciprocating mechanism resets to wait for the next metal plate; the auxiliary feeding mechanism only needs to be matched with one main feeding mechanism, the non-empty-punching effect can be achieved, the structure is simple, and the manufacturing cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to punch press equipment technical field, specifically related to a kind of auxiliary feeding mechanism for punch press. BACKGROUND

[0002] Numerical control punch press is commonly used equipment in mechanical processing, and the metal plate is generally conveyed to the punching die by feeding mechanism in the working process of numerical control punch press. Chinese patent authorized announcement No.CN208912994U discloses no empty punch press, wherein the sheet material conveying part includes a feeding platform, the feeding platform is provided with a transition clamp, the left and right sides of the transition clamp are provided with a cantilever, the cantilever is provided with feeding clamp capable of clamping the metal plate, the cantilever is provided with lifting device, transverse feeding device and longitudinal feeding device; The feeding platform is also provided with a transition clamp. The device can push the metal plate to the specified position by the transition clamp, and then realize relay feeding by the cooperation of the clamps on the left and right cantilevers, so as to achieve the effect of no empty punch. However, the conveying part is provided with two cantilevers, and the two cantilevers are provided with lifting device, transverse feeding device and longitudinal feeding device, so that the production cost of the conveying part is relatively high, which is not conducive to the competition of enterprises. SUMMARY

[0003] In order to overcome the shortcomings of the background art, the utility model provides an auxiliary feeding mechanism for punch press, which solves the problems of complex feeding structure and high production cost of the current punch press.

[0004] The technical scheme adopted by the utility model is as follows:

[0005] An auxiliary feeding mechanism for punch press, comprising a feeding platform, further comprising:

[0006] A first horizontal reciprocating mechanism is arranged on the feeding platform along the feeding direction;

[0007] A second horizontal reciprocating mechanism is arranged at the discharge end of the feeding platform and is perpendicular to the first horizontal reciprocating mechanism;

[0008] A jaw assembly is arranged on the first horizontal reciprocating mechanism and the second horizontal reciprocating mechanism in pairs, respectively, the jaw assemblies of the first horizontal reciprocating mechanism are arranged in parallel, and the jaw assemblies of the second horizontal reciprocating mechanism are arranged oppositely.

[0009] The jaw assembly comprises a mounting plate, the mounting plate is provided with a lower jaw, the lower jaw is hinged with an upper jaw, one end of the upper jaw is connected with an extension element, and the other end of the extension element is hinged with the mounting plate.

[0010] The front end of the clamping surface of the lower jaw is provided with a guide surface.

[0011] The telescopic element is provided with a joint, one side of the upper clamping jaw is provided with a limiting groove, and the joint is located in the limiting groove.

[0012] The connecting piece is a hexagonal cylindrical head screw.

[0013] The upper clamping jaw and the lower clamping jaw are made of die steel.

[0014] The first horizontal reciprocating mechanism and the second horizontal reciprocating mechanism are provided with slide rail assemblies.

[0015] The auxiliary feeding mechanism has the advantages that:

[0016] The metal plate is conveyed to the stamping position by the clamping jaw assembly of the first horizontal reciprocating mechanism, and then the metal plate is loosened, the clamping jaw assembly of the second horizontal reciprocating mechanism clamps the metal plate and drives the metal plate to move left and right for stamping, and the clamping jaw assembly of the first horizontal reciprocating mechanism is reset to wait for the next metal plate, the auxiliary feeding mechanism only needs to cooperate with one main feeding mechanism, and the effect of no empty stamping can be achieved, the structure is simple, and the manufacturing cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic view of the utility model.

[0018] Figure 2 is a side view schematic diagram of the clamping jaw assembly loosening.

[0019] Figure 3 is a top view schematic diagram of the clamping jaw assembly loosening.

[0020] Figure 4 is a side view schematic diagram of the clamping jaw assembly clamping.

[0021] Figure 5 is a top view schematic diagram of the clamping jaw assembly clamping.

[0022] Feeding platform 1, first horizontal reciprocating mechanism 2, second horizontal reciprocating mechanism 3, clamping jaw assembly 4, mounting plate 5, lower clamping jaw 6, upper clamping jaw 7, telescopic element 8, guide surface 9, joint 10, limiting groove 11, connecting piece 12, slide rail assembly 13. DETAILED DESCRIPTION

[0023] The utility model will be further described in connection with the drawings and embodiments:

[0024] In the embodiment, as shown in a kind of auxiliary feeding mechanism for punch, including feeding platform 1, still include: Figure 1

[0025] First horizontal reciprocating mechanism 2 is set in feeding platform 1 along feeding direction;​

[0026] The second horizontal reciprocating mechanism 3 is arranged at the discharging end of the feeding platform 1 and is perpendicular to the first horizontal reciprocating mechanism 2.

[0027] The jaw assemblies 4 are arranged in pairs on the first horizontal reciprocating mechanism 2 and the second horizontal reciprocating mechanism 3, respectively, the jaw assemblies 4 of the first horizontal reciprocating mechanism 2 are arranged in parallel, and the jaw assemblies 4 of the second horizontal reciprocating mechanism 3 are arranged oppositely.

[0028] After the metal plate is conveyed to the stamping position by the jaw assemblies 4 of the first horizontal reciprocating mechanism 2, the metal plate is released, then the jaw assemblies 4 of the second horizontal reciprocating mechanism 3 clamp the metal plate and drive it to move left and right for stamping, while the jaw assemblies 4 of the first horizontal reciprocating mechanism 2 are reset to wait for the next metal plate. The auxiliary feeding mechanism only needs to cooperate with one main feeding mechanism to achieve the effect of no empty stamping, and the structure is simple and the manufacturing cost is low.

[0029] In the embodiment, as shown in Figure 2 , Figure 3 , Figure 4 , Figure 5 , the jaw assembly 4 comprises a mounting plate 5, the mounting plate 5 is provided with a lower jaw 6, the lower jaw 6 is hinged with an upper jaw 7, one end of the upper jaw 7 is connected with a telescopic element 8, and the other end of the telescopic element 8 is hinged with the mounting plate 5. The structure of the jaw assembly 4 is simple, the telescopic element 8 is a gas cylinder, the top surface of the lower jaw 6 is a clamping surface, the clamping surface is flush with the feeding surface of the feeding platform 1, the gas cylinder drives the upper jaw 7 to rotate upward, and when the bottom surface of the upper jaw 7 contacts with the top surface of the lower jaw 6, the metal plate is clamped; when the metal plate is released, the upper jaw 7 rotates downward and below the feeding surface of the feeding platform 1, so that the upper jaw 7 does not interfere with the metal plate.

[0030] In the embodiment, as shown in Figure 2 , Figure 3 , Figure 4 , Figure 5 , a guide surface 9 is arranged at the front end of the clamping surface of the lower jaw 6. It is convenient for the metal plate to enter the clamping surface of the lower jaw 6.

[0031] In the embodiment, as shown in Figure 3 , Figure 5 , a joint 10 is arranged on the telescopic element 8, one side of the upper jaw 7 is provided with a limiting groove 11, the joint 10 is located in the limiting groove 11, and the upper jaw 7 is provided with a connecting piece 12 for passing through the limiting groove 11 and cooperating with the joint 10. The joint 10 is located in the limiting groove 11 to prevent the joint 10 from moving left and right, and to ensure the cooperation accuracy of the upper jaw 7 and the lower jaw 6.

[0032] In the embodiment, the connecting piece 12 is a hexagonal socket head cap screw. The hexagonal socket head cap screw facilitates the disassembly of the upper clamp jaw 7 and the telescopic element 8.

[0033] In the embodiment, the upper clamp jaw 7 and the lower clamp jaw 6 are both made of die steel. The die steel has strong hardness and wear resistance, and the upper clamp jaw 7 and the lower clamp jaw 6 are not easy to deform and wear when cooperating, and have a long service life.

[0034] In the embodiment, as shown in the figure, Figure 1 The first horizontal reciprocating mechanism 2 and the second horizontal reciprocating mechanism 3 are both provided with a slide rail assembly 13. The straight linearity of the movement of the clamp jaw assembly 4 is ensured, and the stamping precision of the metal plate is ensured.

[0035] Obviously, the above embodiments of the utility model are only for illustration of the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the embodiments. The obvious changes or variations extended from the essential spirit of the utility model still belong to the protection scope of the utility model.

Claims

1. A supplementary feed mechanism for a punch, comprising a feed table (1), characterized in that, Also include: No. 1 horizontal reciprocating mechanism (2) is arranged in the feeding platform (1) along the feeding direction; No. 2 horizontal reciprocating mechanism (3) is arranged in the discharge end of the feeding platform (1) and is perpendicular to the no. 1 horizontal reciprocating mechanism (2); Clamping jaw assembly (4) is arranged in pairs on the no. 1 horizontal reciprocating mechanism (2) and the no. 2 horizontal reciprocating mechanism (3), respectively, the clamping jaw assembly (4) of the no. 1 horizontal reciprocating mechanism (2) is arranged in parallel, and the clamping jaw assembly (4) of the no. 2 horizontal reciprocating mechanism (3) is arranged oppositely.

2. An auxiliary feed mechanism for a punch press as defined in claim 1 wherein: The clamping jaw assembly (4) includes a mounting plate (5), the mounting plate (5) is provided with a lower clamping jaw (6), the lower clamping jaw (6) is hinged with an upper clamping jaw (7), one end of the upper clamping jaw (7) is connected with a telescopic element (8), the other end of the telescopic element (8) is hinged with the mounting plate (5).

3. An auxiliary feed mechanism for a punch press as defined in claim 2 wherein: The front end of the clamping surface of the lower clamping jaw (6) is provided with a guide surface (9).

4. An auxiliary feed mechanism for a punch press as defined in claim 2 wherein: The telescopic element (8) is provided with a joint (10), one side of the upper clamping jaw (7) is provided with a limiting slot (11), the joint (10) is located in the limiting slot (11), and the upper clamping jaw (7) is provided with a connecting piece (12) for passing through the limiting slot (11) and cooperating with the joint (10).

5. An auxiliary feed mechanism for a punch press as defined in claim 4 wherein: The connecting piece (12) is a hexagonal cylindrical head screw.

6. An auxiliary feed mechanism for a punch press as defined in claim 2 wherein: The upper clamping jaw (7) and the lower clamping jaw (6) are made of die steel.

7. An auxiliary feed mechanism for a punch press as defined in claim 1 wherein: The no. 1 horizontal reciprocating mechanism (2) and the no. 2 horizontal reciprocating mechanism (3) are provided with slide rail assemblies (13). ​

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