Clamping device of hydraulic punching machine

Abstract

The utility model relates to the technical field of punching machines, and discloses a clamping device of a hydraulic punching machine, which comprises a base, a motor is fixedly connected in the base, a threaded rod is fixedly connected to the output end of the motor, a moving block is in threaded connection to the outer side of the threaded rod, a pressing block is fixedly connected to the top of the base, and a pressing block is fixedly connected to the top of the pressing block. A first sliding block located on the outer side of the moving block is slidably connected into the lower pressing block, a second sliding block is fixedly connected to the top of the moving block, and a lower module located on the right side of the moving block is fixedly connected to the top of the lower pressing block. The clamping device of the hydraulic punching machine has the advantages of fixing materials and the like, and solves the problems that in the process that the hydraulic punching machine conducts punching operation on the materials, the speed of a punching head is extremely high, most existing hydraulic punching machines are not provided with devices for fixing the materials, the materials are prone to displacement, and defective products are generated.

Description

Technical Field

[0001] The utility model relates to the technical field of punching machines, in particular to a clamping device for a hydraulic punching machine. Background Art

[0002] A hydraulic punch press is a punch press that uses a hydraulic cylinder to generate compression force. Hydraulic punch presses are often used in forging, riveting, molding, blanking, deep drawing and metal forming products. Compared with traditional processing techniques, hydraulic punch presses save more materials and energy and are extremely efficient.

[0003] During the stamping operation of the hydraulic punching machine, the speed of the punching head is extremely fast, and most of the existing hydraulic punching machines do not have a device to fix the material, which can easily cause the material to move and lead to defective products. Therefore, a clamping device for a hydraulic punching machine is proposed to solve the above-mentioned problem. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the shortcomings of the prior art, the utility model provides a clamping device for a hydraulic punch press, which has the advantages of fixing materials, etc., and solves the problem that the hydraulic punch press has an extremely fast speed of the punch head during the punching operation on the material, and most of the existing hydraulic punch presses do not have a device to fix the material, which easily causes the material to move and leads to the production of defective products.

[0006] (II) Technical solution

[0007] The utility model solves the above-mentioned technical problem with the following technical scheme: a clamping device of a hydraulic punching machine comprises a base, the inside of the base is fixedly connected with a motor, the output end of the motor is fixedly connected with a threaded rod, the outer side of the threaded rod is threadedly connected with a moving block, the top of the base is fixedly connected with a lower pressing block, the inside of the lower pressing block is slidably connected with a first sliding block located on the outer side of the moving block, the top of the moving block is fixedly connected with a second sliding block, the top of the lower pressing block is fixedly connected with a lower module located on the right side of the moving block, the top of the lower pressing block is fixedly connected with a supporting block located on the right side of the lower module, the inside of the supporting block is fixedly connected with a buffer spring, the left side of the buffer spring is fixedly connected with a first limiting block, the top and bottom of the first limiting block are fixedly connected with a transverse block, the right side of the moving block is fixedly connected with a second limiting block, the top of the support block is fixedly connected with an organism, and the insides of the first limiting block and the second limiting block are fixedly connected with limiting mechanisms.

[0008] The beneficial effect of the utility model is that the material is fixed at the lower module through the cooperation of the first limit block, the second limit block and the two limiting mechanisms, so that the material will not be deviated due to the stamping of the stamping bed.

[0009] The clamping device of the hydraulic punch press has the advantage of fixing the material.

[0010] On the basis of the above technical solution, the present invention can also be improved as follows.

[0011] Furthermore, two transverse blocks are slidably connected inside the support block, and the transverse blocks are symmetrically arranged in the upper and lower parts.

[0012] The beneficial effect of adopting the above further solution is that the movement trajectory of the first limiting block is limited by the transverse movement block.

[0013] Furthermore, a second sliding block is slidably connected inside the body, and a grooved block is fixedly connected to opposite sides of the first limiting block and the second limiting block.

[0014] The beneficial effect of adopting the above further solution is that, through the grooved block, the opposite sides of the first limit block and the second limit block have greater friction, so that the material is better fixed.

[0015] Furthermore, the limiting mechanism includes a limiting block, the right side of the limiting block is fixedly connected to a horizontal axis, the right end of the horizontal axis is fixedly connected to a rotating disk, the left side of the rotating disk is fixedly connected to a tension spring located outside the horizontal axis, and the top and bottom wall of the rotating disk are fixedly connected to a rotating ball.

[0016] The beneficial effect of adopting the above further solution is that the material is further fixed by the limiting mechanism.

[0017] Furthermore, two limiting grooves are provided inside the first limiting block and the second limiting block, and the limiting grooves are adapted to the rotating ball.

[0018] The beneficial effect of adopting the above further solution is that the horizontal axis can be rotated by rotating the ball.

[0019] Furthermore, an anti-distortion block is fixedly connected to the outer side of the motor, and an anti-shifting block is rotatably connected to the left side of the threaded rod.

[0020] The beneficial effect of adopting the above further solution is that the anti-shift block can prevent the threaded rod from being deflected due to vibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a right view of the connection structure between the limiting block and the horizontal axis of the utility model;

[0023] Figure 3 This is a front view of the connection structure between the rotating disk and the limiting groove of the utility model;

[0024] Figure 4 This is an enlarged view of the connection structure at A of the utility model.

[0025] In the figure: 1. base; 2. motor; 3. threaded rod; 4. moving block; 5. pressing block; 6. first slider; 7. second slider; 8. lower module; 9. supporting block; 10. buffer spring; 11. first limit block; 12. transverse block; 13. second limit block; 14. body; 15. limiting mechanism; 1501. limiting block; 1502. transverse axis; 1503. rotating disk; 1504. tension spring; 1505. rotating ball; 16. drawing block; 17. limiting groove. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the embodiment, Figure 1-4 A clamping device for a hydraulic punch is given. The utility model includes a base 1, a motor 2 is fixedly connected inside the base 1, a threaded rod 3 is fixedly connected to the output end of the motor 2, a moving block 4 is threadedly connected to the outer side of the threaded rod 3, a lower pressing block 5 is fixedly connected to the top of the base 1, a first sliding block 6 located on the outer side of the moving block 4 is slidably connected inside the lower pressing block 5, a second sliding block 7 is fixedly connected to the top of the moving block 4, a lower module 8 located on the right side of the moving block 4 is fixedly connected to the top of the lower pressing block 5, a supporting block 9 located on the right side of the lower module 8 is fixedly connected to the top of the lower pressing block 5, a buffer spring 10 is fixedly connected to the inside of the supporting block 9, a first limiting block 11 is fixedly connected to the left side of the buffer spring 10, a transverse block 12 is fixedly connected to the top and bottom of the first limiting block 11, a second limiting block 13 is fixedly connected to the right side of the moving block 4, a body 14 is fixedly connected to the top of the supporting block 9, and a limiting mechanism 15 is fixedly connected to the inside of the first limiting block 11 and the second limiting block 13;

[0028] The support block 9 is internally slidably connected to two transverse blocks 12, which are symmetrically arranged up and down;

[0029] The movement track of the first limit block 11 is limited by the transverse block 12;

[0030] The second slider 7 is slidably connected inside the body 14, and the first limit block 11 and the second limit block 13 are fixedly connected to the opposite side with the drawing block 16;

[0031] The grooved block 16 is used to provide a greater friction force on the opposite side of the first limit block 11 and the second limit block 13, so that the material is better fixed;

[0032] The limiting mechanism 15 includes a limiting block 1501, a horizontal axis 1502 is fixedly connected to the right side of the limiting block 1501, a rotating disk 1503 is fixedly connected to the right end of the horizontal axis 1502, a tension spring 1504 located outside the horizontal axis 1502 is fixedly connected to the left side of the rotating disk 1503, and a rotating ball 1505 is fixedly connected to the top and bottom wall of the rotating disk 1503;

[0033] The material is further fixed by the limiting mechanism 15;

[0034] Two limiting grooves 17 are formed inside the first limiting block 11 and the second limiting block 13, and the limiting grooves 17 are adapted to the rotating ball 1505;

[0035] The horizontal axis 1502 can be rotated by rotating the ball 1505;

[0036] The outer side of the motor 2 is fixedly connected with an anti-skew block, and the left side of the threaded rod 3 is rotatably connected with an anti-shift block;

[0037] The anti-shift block can prevent the threaded rod 3 from shifting due to vibration.

[0038] Working principle:

[0039] Step 1: Start the motor 2, so that the output end of the motor 2 drives the threaded rod 3 to rotate, so that the moving block 4 moves to the left, and then pulls and rotates the left limiting mechanism 15 to make the limiting block 1501 rotate to the left, and then puts the material into the lower module 8;

[0040] Step 2: Then start the motor 2, so that the output end of the motor 2 drives the threaded rod 3 to rotate, and then the moving block 4 moves rightward, and the moving block 4 moves rightward and drives the first limit block 11 to move rightward, so that the material is located on the opposite side of the first limit block 11 and the second limit block 13, and then pull and rotate the limit block 1501, so that the limit block 1501 rotates rightward onto the material;

[0041] Step 3: When the output end of the motor 2 drives the threaded rod 3 to rotate, the second limit block 13 moves rightward toward the first limit block 11 through the material. When the material is located at the center of the lower module 8, the punch press is started to make the material be subjected to left and right forces to avoid deviation caused by excessive punching speed.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clamping device for a hydraulic punching machine, comprising a base (1), characterized in that: The base (1) is fixedly connected to a motor (2) inside, the output end of the motor (2) is fixedly connected to a threaded rod (3), the outer side of the threaded rod (3) is threadedly connected to a moving block (4), the top of the base (1) is fixedly connected to a lower pressing block (5), the inside of the lower pressing block (5) is slidably connected to a first sliding block (6) located outside the moving block (4), the top of the moving block (4) is fixedly connected to a second sliding block (7), the top of the lower pressing block (5) is fixedly connected to a lower module (8) located on the right side of the moving block (4), and the top of the lower pressing block (5) is fixedly connected to a lower module (8) located on the right side of the moving block (4). A support block (9) located on the right side of the lower module (8) is fixedly connected, a buffer spring (10) is fixedly connected inside the support block (9), a first limit block (11) is fixedly connected on the left side of the buffer spring (10), the top and bottom of the first limit block (11) are fixedly connected to a transverse block (12), the right side of the moving block (4) is fixedly connected to a second limit block (13), the top of the support block (9) is fixedly connected to an organism (14), and the first limit block (11) and the second limit block (13) are fixedly connected inside with a limiting mechanism (15).

2. The clamping device of a hydraulic punch press according to claim 1, characterized in that: The support block (9) is internally slidably connected to two transverse blocks (12), and the transverse blocks (12) are symmetrically arranged in an upper and lower manner.

3. The clamping device of a hydraulic punch press according to claim 1, characterized in that: The interior of the machine body (14) is slidably connected to a second sliding block (7), and opposite sides of the first limiting block (11) and the second limiting block (13) are fixedly connected to a drawing block (16).

4. The clamping device of a hydraulic punch press according to claim 1, characterized in that: The limiting mechanism (15) comprises a limiting block (1501), the right side of the limiting block (1501) is fixedly connected to a transverse axis (1502), the right end of the transverse axis (1502) is fixedly connected to a rotating disk (1503), the left side of the rotating disk (1503) is fixedly connected to a tension spring (1504) located outside the transverse axis (1502), and the top and bottom wall of the rotating disk (1503) are fixedly connected to a rotating ball (1505).

5. The clamping device of a hydraulic punch press according to claim 4, characterized in that: Two limiting grooves (17) are provided inside the first limiting block (11) and the second limiting block (13), and the limiting grooves (17) are adapted to the rotating ball (1505).

6. The clamping device of a hydraulic punch press according to claim 1, characterized in that: An anti-distortion block is fixedly connected to the outer side of the motor (2), and an anti-shifting block is rotatably connected to the left side of the threaded rod (3).

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