CN216175714U

CN216175714U - Clamp structure of punching and shearing machine

Info

Publication number: CN216175714U
Application number: CN202122534559.0U
Authority: CN
Inventors: 吴迪; 陆文振; 王奉聚; 张英豪
Original assignee: SHANDONG GAOJI INDUSTRY MACHINERY CO LTD
Current assignee: SHANDONG GAOJI INDUSTRY MACHINERY CO LTD
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-05
Anticipated expiration: 2031-10-21

Abstract

The utility model provides a punching and shearing machine clamp structure, which comprises: moving mechanism, base, clamping mechanism, proof warp device. The base is disposed above the moving mechanism. The clamping mechanism comprises a transmission assembly and a clamping assembly. The clamping mechanism is arranged below the base. The anti-warping device is connected with the base and arranged above the clamping mechanism. The anti-warping device is arranged to prevent the warped workpiece in the punching and shearing process, the tail end of the workpiece is prevented from warping and colliding with the clamp base, the safety of the clamp of the punching and shearing machine is guaranteed, the possibility of damage of the clamp of the punching and shearing machine is reduced, and the service life of the clamp of the punching and shearing machine is prolonged.

Description

Clamp structure of punching and shearing machine

Technical Field

The utility model relates to the field of industrial bus processing, in particular to a clamp structure of a punching and shearing machine.

Background

Most of punching and shearing machine clamp structures in the prior art are arranged on the upper portion, when shearing is carried out, the tail end of a workpiece can be upwarped under the downward pressure of a shearing tool bit, and the deviation rectifying force of a clamp arm on the workpiece is insufficient. If the clamp structure of the punching and shearing machine is arranged at the lower part, the problem that the tail end of the workpiece upwarps and collides with the base during punching and shearing can be caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a clip structure of a punching and shearing machine, in which an anti-warping device is provided to block a workpiece warped upwards in the punching and shearing process, so as to prevent the tail end of the workpiece from warping upwards and colliding with a clip base, thereby ensuring the safety of the clip of the punching and shearing machine, reducing the possibility of damage to the clip of the punching and shearing machine, and prolonging the life of the clip of the punching and shearing machine.

In order to achieve the above object, the present invention provides a clamp structure of a punching and shearing machine, comprising: moving mechanism, base, clamping mechanism, proof warp device. The base is disposed above the moving mechanism. The clamping mechanism comprises a transmission assembly and a clamping assembly. The clamping mechanism is arranged below the base. The anti-warping device is connected with the base and arranged above the clamping mechanism.

The upwarping prevention device is arranged to prevent the tail end of the workpiece upwarped in the punching and shearing process, so that the tail end of the upwarping workpiece can be effectively prevented from colliding with the clamp base, the possibility of damage to the clamp is reduced, and the safety of the punching and shearing process is improved.

Furthermore, the anti-warping device comprises an anti-warping piece, an anti-warping piece support and an anti-warping piece cushion block. Simple structure, is convenient for replacement and maintenance.

Furthermore, the tail end of the warping-proof piece is provided with a guide arc, and the warping-proof piece is provided with an adjusting piece. The tail end of the anti-warping part is provided with the guide arc, so that the impact force generated by the anti-warping part and the workpiece can be relieved, and the workpiece is protected from being damaged. The angle and the height of the anti-warping piece can be adjusted by the adjusting piece arranged on the anti-warping piece so as to adapt to different processing conditions.

Furthermore, the cushion block of the anti-warping piece is made of elastic materials. The impact force generated by the workpiece can be relieved, and the workpiece is protected from being damaged.

Furthermore, the moving mechanism comprises two first sliding rails arranged in parallel and two first sliding blocks, and the first sliding blocks are fixedly connected with the base. Simple structure, easy maintenance and replacement.

Furthermore, the clamping mechanism further comprises two second sliding rails and two second sliding blocks which are arranged in parallel. Simple structure, easy maintenance and replacement.

Furthermore, the clamping assembly comprises a pair of symmetrically arranged clamping arms and a pair of symmetrically arranged clamping claws, the clamping arms are of an integrated structure, the clamping arms are connected with the second sliding block, and the clamping claws are connected with the clamping arms. Simple structure, easy maintenance and replacement. The clamp arm is arranged at the lower part, the strength is higher, the deformation is smaller due to the guide of the linear guide rail, and an oil cylinder, an air cylinder and the like are convenient to use to provide power. The clamp arm is of an integral structure, the rigidity is good, and the deviation rectifying force of the clamp on the bus bar can be increased.

Furthermore, the transmission assembly comprises a gear and a rack, and the rack is connected with the clamping arms. Simple structure, easy maintenance and replacement.

Furthermore, the lowest point of the anti-tilting device is lower than the height of the transmission assembly. The upwarp workpiece is ensured to contact the upwarp prevention device firstly, and the base is protected from being damaged.

Further, the clamping mechanism further comprises a power element. Power is provided for the clamping action, and the clamping force is increased.

Drawings

The drawings described herein are only for assisting those skilled in the art in understanding the technical solutions of the present invention, and the exemplary embodiments of the present invention described in conjunction with the drawings are only for explaining the technical solutions of the present invention and do not constitute a limitation of the present invention. In the drawings:

fig. 1 is a front view of a clamp structure of a punching and shearing machine provided by an embodiment of the utility model;

fig. 2 is a bottom view of a clamp structure of a punching and shearing machine according to an embodiment of the utility model;

fig. 3 is a top view of a clamp structure of a punching and shearing machine according to an embodiment of the present invention;

fig. 4 is a left side view of a clamp structure of a punching and shearing machine according to an embodiment of the utility model;

fig. 5 is a schematic view of a punching and shearing machine clamp structure for clamping a workpiece according to an embodiment of the present invention.

List of reference numerals:

1. a moving mechanism; 11. a first slide rail; 12. a first slider;

2. a base;

3. a clamping mechanism; 31. a transmission assembly; 311. a gear; 312. a rack; 32. a clamping assembly; 321. a clamp arm; 322. a clamping jaw; 33. a second slide rail; 34. a second slider; 35. a power element;

4. an anti-warping device; 41. a warpage prevention member; 411. an adjustment member; 42. a warp-resistant member support; 43. a warp-proof piece cushion block;

A. punching and shearing the end; B. and (5) ending.

Detailed Description

In order to more clearly explain the overall concept of the utility model, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

Fig. 5 is a schematic view of a clamp structure of a punching and shearing machine according to an embodiment of the present invention for clamping a workpiece, as shown in fig. 5, the punching and shearing machine performs punching and shearing on a punching and shearing end of the workpiece, a punching and shearing end a of the workpiece is subjected to a downward impact force, and at this time, a tail end B of the workpiece tilts upward and collides with a device above the tail end B of the workpiece.

Fig. 1 is a front view of a clamp structure of a punching and shearing machine according to an embodiment of the present invention, and as shown in fig. 1, the clamp structure of the punching and shearing machine includes: the device comprises a moving mechanism 1, a base 2, a clamping mechanism 3 and an anti-warping device 4. The base 2 is disposed above the moving mechanism 1. As shown in the figures, a double-sliding-rail and sliding-block-cooperating moving scheme is provided, which will be described in detail below, and it will be understood by those skilled in the art that the design scheme of the moving mechanism 1 is not exclusive and can adopt various forms, such as: the transmission is carried out by using a gear and a rack or a single guide rail is adopted. The clamping machine 3 comprises a transmission assembly 31 and a clamping assembly 32. The clamping assembly 32 can perform an opening and closing movement under the movement of the transmission assembly 31. The clamping mechanism 3 is disposed below the base 2. The clamping mechanism 3 is arranged above the base 2, so that the deviation rectifying force of the clamp to the workpiece is insufficient, and the tail end B of the workpiece can be warped more seriously. Therefore, the clamping mechanism 3 is arranged below the base 2, and the upwarping problem of the tail end B of the workpiece during punching and shearing is improved through the upwarping prevention mechanism 4. The anti-warping device 4 is connected with the base 2, and the anti-warping device 4 is arranged above the clamping mechanism 3. When punching and shearing, the tail end B of the workpiece upwarps, and at the moment, the tail end B of the workpiece contacts the upwarp prevention mechanism 4 arranged above the clamping mechanism 3, so that the workpiece is prevented from being upwarped continuously.

The upwarping prevention device 4 is arranged to prevent the upwarped workpiece tail end B in the punching and shearing process, so that the upwarped workpiece tail end B can be effectively prevented from colliding with the clamp base 2, the possibility of damage to the clamp is reduced, and the safety of the punching and shearing process is improved.

Fig. 4 is a left side view of a clamp structure of a punching and shearing machine according to an embodiment of the present invention, and as shown in fig. 4, the warping prevention device 4 includes a warping prevention member 41, a warping prevention member support 42, and a warping prevention member spacer 43. The warping prevention piece support 42 is fixedly connected to the base 2, the warping prevention piece 41 is arranged on the warping prevention support 42, the warping prevention piece cushion block 43 is arranged between the warping prevention piece 41 and the warping prevention piece support 42, the toughness of the whole warping prevention device 4 is improved through the design, and the impact of the warping prevention tail end B of the workpiece on the base 2 is greatly reduced. The warping prevention member support 42 has a simple structure, and is convenient to replace and maintain.

As shown in fig. 4, the distal end of the warpage preventing member 41 is provided with a guide arc. The guiding arc is provided to relieve the impact force generated by the workpiece and prevent the workpiece from being damaged, and those skilled in the art can understand that the guiding arc is only one of the embodiments, and various designs can be adopted here, for example: the tail end of the anti-warping piece is provided with a soft object and the like. The warping prevention member 41 is provided with an adjustment member 411. As shown, the adjusting member 411 can adjust the angle and height of the tilting prevention member 41 relative to the base plate 2, and a nut and a bolt can be used for this function. The tail end of the warping prevention piece 41 is provided with a guide arc, so that the impact force generated by the warping prevention piece and the workpiece can be relieved, and the workpiece is protected from being damaged. The adjusting member 411 provided on the warpage preventing member 41 can adjust the angle and height of the warpage preventing member 41 to adapt to different processing conditions.

As shown in fig. 4, the anti-warping pad 43 is made of an elastic material, such as a silicone material. The impact force generated by the workpiece can be relieved, and the workpiece is protected from being damaged.

As shown in fig. 1, the moving mechanism 1 includes two first sliding rails 11 and two first sliding blocks 12, which are arranged in parallel, the first sliding blocks 12 are fixedly connected with the base 2, and the sliding blocks can horizontally move along the direction of the sliding rails to adjust the position of the clamp. Those skilled in the art will understand that the slide block and the slide rail are only one implementation of the moving mechanism 1, and other solutions can be adopted here, such as: the gear and the rack are matched or a lead screw is used. Simple structure, easy maintenance and replacement.

As shown in fig. 4, the clamping mechanism 3 further includes two second slide rails 33 and two second slide blocks 34, which are disposed in parallel, and the slide blocks can move horizontally along the slide rails, and the slide blocks can drive the clamp arms to move, as described above, other solutions can be adopted here, for example: the gear and the rack are matched or a lead screw is used. Simple structure, easy maintenance and replacement.

Fig. 2 is a bottom view of a clamping structure of a punching and shearing machine according to an embodiment of the present invention, and as shown in fig. 2, the clamping assembly 32 includes a pair of symmetrically arranged clamping arms 321 and a pair of symmetrically arranged clamping jaws 322, and the clamping arms 321 are an integral structure. The front end of the clamping jaw 322 can adopt a flat design, the action is more stable during punching, and the collision between the punching die sleeve and the front end of the clamping jaw 322 is avoided. By controlling the thickness of the clamp jaws 322 and utilizing the elasticity of the material, the material can slightly float up and down during punching, so that the relative friction between the material and the clamp is avoided, and the clamping is firmer. The shape of the clamp arm 321 and the clamp jaw 322 is shown as only one design, and those skilled in the art will appreciate that the clamp arm 321 and the clamp jaw 322 may be designed as any reasonable shape to meet different work requirements. The clamp arm 321 is connected to the second slider 33, and the clamp claw 322 is connected to the clamp arm 321. Simple structure, easy maintenance and replacement.

As shown in fig. 2, the transmission assembly includes a gear 311 and a rack 312, and the rack 312 is connected to the clamp arm 321. Those skilled in the art will appreciate that the gear 311 and the rack 312 are only one implementation, and the slider and the slide way can be used. Simple structure, easy maintenance and replacement.

As shown in fig. 4, the lowest point of the anti-tilting device 4 is lower than the height of the transmission assembly 31. So as to ensure that the upwarped workpiece firstly contacts the upwarp prevention device 4 and protect the base 2 from being damaged.

Fig. 3 is a top view of a clamp structure of a punching and shearing machine according to an embodiment of the present invention, and as shown in fig. 3, the clamping mechanism 3 further includes a power element 35, and it can be understood by those skilled in the art that the power element 35 may be selected according to the operation requirement, for example, the power element 35 may be a hydraulic cylinder. Power is provided for the clamping action, and the clamping force is increased.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A punching and shearing machine clamp structure is characterized by comprising:

a moving mechanism;

a base disposed above the moving mechanism;

the clamping mechanism comprises a transmission assembly and a clamping assembly, and is arranged below the base;

the anti-warping device is connected with the base, and the anti-warping device is arranged above the clamping mechanism.

2. The punching and shearing machine jaw structure as claimed in claim 1, wherein said warpage preventing means comprises warpage preventing members, warpage preventing member holders, warpage preventing member spacers.

3. The punching and shearing machine clamp structure as claimed in claim 2, wherein said warping prevention member is provided with a guiding arc at its distal end, and an adjustment member is provided on said warping prevention member.

4. The die cutter clamp structure according to claim 2, wherein the anti-warping member pad is made of an elastic material.

5. The punching and shearing machine clamp structure according to claim 1, wherein said moving mechanism comprises two first sliding rails arranged in parallel and two first sliding blocks, and said first sliding blocks are fixedly connected with said base.

6. The punching and shearing machine clamp structure as claimed in claim 1, wherein said clamping mechanism further comprises two second slide rails and two second slide blocks arranged in parallel.

7. The punching and shearing machine clamp structure according to claim 6, wherein said clamping assembly comprises a pair of symmetrically arranged clamp arms and a pair of symmetrically arranged clamp jaws, said clamp arms are of an integral structure, said clamp arms are connected with said second slide block, and said clamp jaws are connected with said clamp arms.

8. A punch and shear device clamp structure according to claim 7, wherein the transmission assembly includes a gear and a rack, the rack being connected to the clamp arm.

9. The clip structure of claim 8, wherein the lowest point of the anti-warping device is lower than the height of the transmission assembly.

10. A punch and shear nip construction according to claim 1, wherein the clamping mechanism further comprises a powered member.