CN213728991U

CN213728991U - Clamp for lower die of bending machine

Info

Publication number: CN213728991U
Application number: CN202022382957.0U
Authority: CN
Inventors: 孙桂保; 谢积和
Original assignee: Wuxi Haotong Machinery Manufacturing Co ltd
Current assignee: Wuxi Haotong Machinery Manufacturing Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-20
Anticipated expiration: 2030-10-23

Abstract

The utility model provides an anchor clamps for bender lower mould, includes left arm lock, right arm lock, chuck, crossbeam, adjusts pole and handle, the lower extreme of left arm lock and right arm lock is fixed respectively and is equipped with the chuck, the one end and the left arm lock fixed connection of crossbeam, so the other end of crossbeam penetrates in the right arm lock, right arm lock can slide along the crossbeam, it is connected with left arm lock rotation through the pivot to adjust the pole, be equipped with the external screw thread on the regulation pole, be equipped with the external screw thread complex internal thread hole with adjusting the pole in the right arm lock, adjust the pole and pack into in the internal thread hole, the right-hand member and the handle of adjusting the pole are connected. The clamp of the lower die of the bending machine enables the left clamping arm and the chuck thereof to move leftwards together by rotating the handle, when an object is clamped, the force is mainly concentrated on the left clamping arm and the right clamping arm, the condition that the handle is bent and deformed does not exist, and the bending machine is durable; the left clamping arm and the chuck move towards the right clamping arm by rotating the handle, so that more labor is saved.

Description

Clamp for lower die of bending machine

Technical Field

The utility model belongs to the technical field of anchor clamps, especially, relate to an anchor clamps for bender lower mould.

Background

A bending machine is a machine capable of bending a thin plate. After the sheet is bent, the sheet needs to be taken out of the machine table by using a special fixture. The clamping device generally comprises a clamping device which comprises two clamping plates, one of which is used for approaching the other clamping plate so as to clamp the bent thin plate. In the prior art, the handle is arranged on the movable clamping plate, the handle is rotated to enable the movable clamping plate to be close to another clamping plate, when the thin plate is clamped, the handle needs to be moved for a long distance, and the handle cannot be manufactured too thick for rotating the handle, so that the handle is thin and easy to bend and deform in the frequent clamping operation process, and finally the handle cannot rotate, so that the whole clamp cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps for bender lower mould has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an anchor clamps for bender lower mould, includes left arm lock, right arm lock, chuck, crossbeam, adjusts pole and handle, the lower extreme of left arm lock and right arm lock is fixed respectively and is equipped with the chuck, the one end and the left arm lock fixed connection of crossbeam, so the other end of crossbeam penetrates in the right arm lock, right arm lock can slide along the crossbeam, it rotates with left arm lock through the pivot to adjust the pole and is connected, the pivot includes fixed part, rotation portion and head, fixed part and regulation pole fixed connection, rotation portion pierces through left arm lock, the head is located left arm lock outer end, just the head can block to adjust the pole and remove to the left end, be equipped with the external screw thread on the regulation pole, be equipped with the internal thread hole with the external screw-thread fit who adjusts the pole in the right arm lock, adjust the right-hand member and the handle of pole and be connected.

On the basis of the scheme, as a preferable scheme of the scheme, a rubber gasket is fixedly arranged on the clamping surface of the chuck, and saw-toothed protrusions are arranged on the outer surface of the rubber gasket.

On the basis of the above scheme and as the preferred scheme of the above scheme, the adjusting rod comprises a threaded rod and a hexagonal head, the threaded rod is fixedly connected with the hexagonal head, and the hexagonal head is detachably connected with the handle.

On the basis of the scheme, and as a preferable scheme of the scheme, the left clamping arm, the right clamping arm and the chuck are connected through a first fixing screw.

On the basis of the above scheme and as a preferable scheme of the above scheme, the cross beam is fixedly connected with the left clamping arm through a second fixing screw.

The utility model discloses the beneficial effect who has does: the clamp of the lower die of the bending machine enables the left clamping arm and the chuck thereof to move leftwards together by rotating the handle, when an object is clamped, the force is mainly concentrated on the left clamping arm and the right clamping arm, the condition that the handle is bent and deformed does not exist, and the bending machine is durable; the left clamping arm and the chuck move to the right clamping arm by rotating the handle, so that labor is saved; the rubber gasket is arranged on the chuck, so that the friction force between the chuck and the thin plate can be increased, the chuck can be protected from being damaged, the contact area between the rubber gasket and the thin plate is increased by the saw-toothed bulges, and the friction force is further increased.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of another view angle of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is a sectional view of the present invention.

Fig. 5 is a schematic structural view of the adjustment lever.

The reference numbers are as follows:

1. a left clamp arm; 2. a right clamp arm; 3. a chuck; 4. a cross beam; 5. adjusting a rod; 51. a threaded rod; 52. a hexagonal head; 6. a handle; 7. a rubber gasket; 8. a first set screw; 9. a rotating shaft; 10. and a second set screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, a clamp for a lower die of a bending machine comprises a left clamp arm 1, a right clamp arm 2, a collet 3, a cross beam 4, an adjusting rod 5 and a handle 6, wherein the collet 3 is respectively fixedly arranged at the lower ends of the left clamp arm 1 and the right clamp arm 2, one end of the cross beam 4 is fixedly connected with the left clamp arm 1, so that the other end of the cross beam 4 penetrates into the right clamp arm 2, the right clamp arm 2 can slide along the cross beam 4, the adjusting rod 5 is rotatably connected with the left clamp arm 1 through a rotating shaft 9, the rotating shaft 9 comprises a fixing part, a rotating part and a head part, the fixing part is fixedly connected with the adjusting rod 5, the rotating part penetrates through the left clamp arm 1, the head part is positioned at the outer end of the left clamp arm 1, the head part can prevent the adjusting rod 5 from moving to the left, an external thread is arranged on the adjusting rod 5, an internal thread hole matched with the external thread of the adjusting rod 5 is arranged on the right clamp arm 2, the adjusting rod 5 is arranged in the internal thread hole, and the right end of the adjusting rod 5 is connected with the handle 6.

When the clamping device is used, the right clamping arm can be quickly moved towards the left clamping arm by rotating the handle, so that a thin plate is clamped and taken out from the machine table. The handle is used for rotating, so that the labor is saved; through making left arm lock and chuck remove left together, when cliping the object, strength mainly concentrates on left arm lock and right arm lock, does not have the condition that appears the handle bending deformation, durable.

The fixed rubber gasket 7 that is equipped with on the clamping face of chuck 3, the surface of rubber gasket 7 is equipped with serration, and the rubber gasket can increase the frictional force between chuck and the sheet metal, can protect the chuck not damaged moreover, and serration has increased the area of contact between rubber gasket and the sheet metal, has further increased frictional force.

The adjusting rod 5 comprises a threaded rod 51 and a hexagonal head 52, the threaded rod 51 is fixedly connected with the hexagonal head 52, the hexagonal head 52 is detachably connected with the handle 6, the adjusting rod is connected with the handle through the hexagonal head, and the adjusting rod is convenient to use and is convenient to detach the handle when not used.

Left side arm lock 1, right arm lock 2 are connected through first set screw 8 with chuck 3, can be convenient through first set screw left arm lock, right arm lock and chuck fixed connection, when needing to be changed moreover, convenient to detach.

Crossbeam 4 passes through

second set screw

10 and 1 fixed connection of left arm lock, can be convenient through second set screw crossbeam and left arm lock fixed connection, when needs maintenance, convenient to detach moreover.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an anchor clamps for bender lower mould which characterized in that: comprises a left clamping arm (1), a right clamping arm (2), a chuck (3), a cross beam (4), an adjusting rod (5) and a handle (6), wherein the lower ends of the left clamping arm (1) and the right clamping arm (2) are respectively and fixedly provided with the chuck (3), one end of the cross beam (4) is fixedly connected with the left clamping arm (1), so the other end of the cross beam (4) penetrates into the right clamping arm (2), the right clamping arm (2) can slide along the cross beam (4), the adjusting rod (5) is rotatably connected with the left clamping arm (1) through a rotating shaft (9), the rotating shaft (9) comprises a fixing part, a rotating part and a head part, the fixing part is fixedly connected with the adjusting rod (5), the rotating part penetrates through the left clamping arm (1), the head part is positioned at the outer end of the left clamping arm (1), and the head part can block the adjusting rod (5) to move towards the left end, the adjusting rod (5) is provided with external threads, be equipped with on right arm lock (2) with adjust the external screw thread complex internal thread hole of pole (5), adjust pole (5) and pack into in the internal thread hole, the right-hand member of adjusting pole (5) is connected with handle (6).

2. The clamp for the lower die of the bending machine according to claim 1, characterized in that: the clamping device is characterized in that a rubber gasket (7) is fixedly arranged on the clamping surface of the clamping head (3), and saw-toothed protrusions are arranged on the outer surface of the rubber gasket (7).

3. The clamp for the lower die of the bending machine according to claim 1, characterized in that: the adjusting rod (5) comprises a threaded rod (51) and a hexagonal head (52), the threaded rod (51) is fixedly connected with the hexagonal head (52), and the hexagonal head (52) is detachably connected with the handle (6).

4. The clamp for the lower die of the bending machine according to claim 1, characterized in that: the left clamping arm (1), the right clamping arm (2) and the chuck (3) are connected through a first fixing screw (8).

5. The clamp for the lower die of the bending machine according to claim 1, characterized in that: the cross beam (4) is fixedly connected with the left clamping arm (1) through a second fixing screw (10).