CN220992721U

CN220992721U - Open-close clamp control mechanism of cold header

Info

Publication number: CN220992721U
Application number: CN202323003725.XU
Authority: CN
Inventors: 金伟; 黄豪; 金永
Original assignee: ZHEJIANG DONGRUI MACHINERY INDUSTRY CO LTD
Current assignee: ZHEJIANG DONGRUI MACHINERY INDUSTRY CO LTD
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-05-24
Anticipated expiration: 2033-11-08

Abstract

The utility model belongs to the technical field of cold heading machines, in particular to an opening and closing clamp control mechanism of a cold heading machine, which comprises a bottom plate, wherein the top of the bottom plate is rotationally connected with a support column, four rectangular blocks are fixedly connected onto the support column, clamps are rotationally connected between two opposite rectangular blocks, a cavity is formed on the support column, and a screw rod is rotationally connected onto the inner wall of the top of the cavity. According to the utility model, the second driving motor drives the rotating rod to rotate, the rotating rod drives the gear to rotate, the gear drives the meshed outer gear to rotate, the outer gear drives the supporting column to rotate on the bottom plate, the supporting column drives the clamp to rotate through the rectangular block, after adjustment, the first driving motor drives the screw rod to rotate, the screw rod drives the moving block to move downwards, and the moving block drives the corresponding clamp to move through the hinging rod, so that the two clamps move towards the direction close to each other, the clamp fixes the workpiece, and therefore, the clamp can adjust the angle in the horizontal direction, the flexibility is high, and the workpiece can be clamped at multiple angles.

Description

Open-close clamp control mechanism of cold header

Technical Field

The utility model relates to the technical field of cold heading machines, in particular to an opening and closing clamp control mechanism of a cold heading machine.

Background

The cold header is equipment capable of carrying out cold extrusion on a metal wire rod by a breaker so as to lead the metal wire rod to be cold-headed and formed in a heading die, at present, a plurality of shaft rod parts are subjected to cold-heading processing on the cold-heading equipment in a cold-heading mode, and the clamp is one of important parts in the cold header equipment;

The existing cold header clamp does not have a rotation angle adjusting structure, so that workpieces in different directions cannot be clamped, and the flexibility is low, so that an opening and closing clamp control mechanism of the cold header is provided to solve the problems.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an opening and closing clamp control mechanism of a cold header, which solves the problems in the background art.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

The utility model provides an opening and closing pincers control mechanism of cold heading machine, includes the bottom plate, the top of bottom plate rotates and is connected with the support column, four rectangle pieces of fixedly connected with on the support column, two relative rotate between the rectangle piece and be connected with the clamp, the cavity has been seted up on the support column, rotate on the top inner wall of cavity and be connected with the lead screw, fixedly connected with first driving motor on the bottom inner wall of cavity, the bottom and the output shaft fixed connection of first driving motor of lead screw, the top of lead screw extends to the top and the threaded connection of support column have the movable block, the top of movable block rotates and is connected with the articulated rod that two slopes set up, the tip of articulated rod rotates with one side of clamp that corresponds to be connected, fixedly connected with external ring gear on the support column, the top of bottom plate rotates and is connected with the dwang, the top fixed connection gear of dwang, the gear meshes with external ring gear, the bottom fixedly connected with second driving motor of bottom plate, the bottom of dwang extends to the below of bottom plate and with second driving motor's output shaft fixed connection.

Further, two limiting rods are welded at the bottom of the moving block, and the end parts of the limiting rods extend into the cavity and are fixedly connected with round blocks.

Further, two limiting holes are formed in the inner wall of the top of the cavity, and the inner wall of each limiting hole is in sliding connection with a corresponding limiting rod.

Further, one side of the clamp is fixedly connected with a antiskid plate.

Further, a mounting hole is formed in the inner wall of the top of the cavity, a bearing is fixedly connected to the inner wall of the mounting hole, and the inner side of the inner ring of the bearing is welded with the outer side of the screw rod.

Further, a threaded hole is formed in the moving block, and the moving block is in threaded connection with the screw rod through the threaded hole.

(III) beneficial effects

Compared with the prior art, the utility model provides the opening and closing clamp control mechanism of the cold header, which has the following beneficial effects:

According to the utility model, the second driving motor drives the rotating rod to rotate, the rotating rod drives the gear to rotate, the gear drives the meshed outer gear to rotate, the outer gear drives the supporting column to rotate on the bottom plate, the supporting column drives the clamp to rotate through the rectangular block, after adjustment, the first driving motor drives the screw rod to rotate, the screw rod drives the moving block to move downwards, and the moving block drives the corresponding clamp to move through the hinging rod, so that the two clamps move towards directions close to each other, the clamp fixes a workpiece, and therefore, the clamp can adjust angles in the horizontal direction, the flexibility is high, and the workpiece can be clamped at multiple angles.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a cut-away perspective structure of a support column according to the present utility model;

FIG. 3 is a right side perspective view of the present utility model;

FIG. 4 is a schematic perspective view of the clamp and cleat connection of the present utility model.

In the figure: 1. a bottom plate; 2. a support column; 3. a clamp; 4. a cavity; 5. a first driving motor; 6. a screw rod; 7. a moving block; 8. a hinge rod; 9. an outer ring gear; 10. a rotating lever; 11. a gear; 12. a second driving motor; 13. rectangular blocks; 14. a limit rod; 15. round blocks; 16. a antiskid plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1, 2 and 3, the opening and closing clamp control mechanism of the cold header provided by an embodiment of the utility model comprises a bottom plate 1, a support column 2 is rotatably connected to the top of the bottom plate 1, four rectangular blocks 13 are fixedly connected to the support column 2, a clamp 3 is rotatably connected between the two opposite rectangular blocks 13, a cavity 4 is formed in the support column 2, a screw rod 6 is rotatably connected to the inner wall of the top of the cavity 4, a first driving motor 5 is fixedly connected to the inner wall of the bottom of the cavity 4, the bottom end of the screw rod 6 is fixedly connected with the output shaft of the first driving motor 5, the top end of the screw rod 6 extends to the upper part of the support column 2 and is in threaded connection with a moving block 7, two obliquely arranged hinge rods 8 are rotatably connected to the top of the moving block 7, the end of the hinge rod 8 is rotatably connected to one side of the corresponding clamp 3, an external gear 9 is fixedly connected to the support column 2, the top of the bottom plate 1 is rotationally connected with a rotating rod 10, the top end of the rotating rod 10 is fixedly connected with a gear 11, the gear 11 is meshed with an outer gear ring 9, the bottom of the bottom plate 1 is fixedly connected with a second driving motor 12, the bottom end of the rotating rod 10 extends to the lower side of the bottom plate 1 and is fixedly connected with an output shaft of the second driving motor 12, the second driving motor 12 is started, the second driving motor 12 drives the rotating rod 10 to rotate, the rotating rod 10 drives the gear 11 to rotate, the gear 11 drives the meshed outer gear ring 9 to rotate, the outer gear ring 9 drives a support column 2 to rotate on the bottom plate 1, the support column 2 drives a clamp 3 to rotate through a rectangular block 13, after adjustment, the first driving motor 5 is started, the first driving motor 5 drives a screw rod 6 to rotate, the screw rod 6 drives a moving block 7 to move downwards, the moving block 7 drives the corresponding clamp 3 to move through a hinging rod 8, so that the two clamps 3 move towards directions close to each other, the clamp 3 fixes the workpiece, so that the clamp 3 can adjust the angle in the horizontal direction, has high flexibility, and can clamp the workpiece at multiple angles.

As shown in fig. 2, in some embodiments, two limiting rods 14 are welded at the bottom of the moving block 7, and the ends of the limiting rods 14 extend into the cavity 4 and are fixedly connected with round blocks 15, so that the moving block 7 plays a role in connection.

As shown in fig. 2, in some embodiments, two limiting holes are formed in the top inner wall of the cavity 4, the inner wall of each limiting hole is slidably connected with a corresponding limiting rod 14, and the limiting rods 14 are arranged, so that the moving block 7 can only move up and down, and displacement of the moving block 7 during movement is prevented.

As shown in fig. 4, in some embodiments, a cleat 16 is fixedly connected to one side of the clamp 3, and the cleat 16 is provided to provide a non-slip function, so that stability is high when clamping a workpiece.

As shown in fig. 2, in some embodiments, a mounting hole is formed in the top inner wall of the cavity 4, a bearing is fixedly connected to the inner wall of the mounting hole, the inner side of the inner ring of the bearing is welded to the outer side of the screw rod 6, and the fixing between the bearing and the screw rod 6 is firmer by means of welding.

As shown in fig. 2, in some embodiments, a threaded hole is formed in the moving block 7, the moving block 7 is in threaded connection with the screw rod 6 through the threaded hole, and under the biting force of the threaded hole and the screw rod 6, the moving block 7 can be fixed after moving a proper position, so that the clamp 3 is fixed, a workpiece is fixed through the two clamps 3, and the workpiece can be clamped at multiple angles.

When the anti-slip clamp is used, the second driving motor 12 is started, the second driving motor 12 drives the rotating rod 10 to rotate, the rotating rod 10 drives the gear 11 to rotate, the gear 11 drives the meshed outer gear ring 9 to rotate, the outer gear ring 9 drives the support column 2 to rotate on the bottom plate 1, the support column 2 drives the clamp 3 to rotate through the rectangular block 13, after adjustment, the first driving motor 5 is started, the first driving motor 5 drives the screw rod 6 to rotate, the screw rod 6 drives the moving block 7 to move downwards, the moving block 7 drives the limiting rod 14 to slide on the support column 2, the limiting rod 14 is arranged, the moving block 7 only moves up and down, the phenomenon of displacement is prevented, the moving block 7 drives the corresponding clamp 3 to move through the hinging rod 8, the two clamps 3 move towards directions close to each other, the clamp 3 fixes a workpiece through the corresponding anti-slip plate 16, the anti-slip plate 16 is arranged, the clamp 3 can be adjusted in the horizontal direction, the degree of angle is high, and the workpiece can be clamped at multiple angles.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Opening and closing clamp control mechanism of cold header, including bottom plate (1), its characterized in that: the top of bottom plate (1) rotates and is connected with support column (2), four rectangle pieces (13) of fixedly connected with on support column (2), two relative rectangle pieces (13) are rotated between and are connected with clamp (3), cavity (4) have been seted up on support column (2), rotate on the top inner wall of cavity (4) and be connected with lead screw (6), fixedly connected with first driving motor (5) on the bottom inner wall of cavity (4), the bottom of lead screw (6) and the output shaft fixed connection of first driving motor (5), the top of lead screw (6) extends to the top of support column (2) and threaded connection has movable block (7), the top of movable block (7) rotates and is connected with articulated rod (8) that two slopes set up, articulated rod (8) tip and one side rotation of corresponding clamp (3) are connected, fixedly connected with outer ring gear (9) on support column (2), the top of bottom plate (1) rotates and is connected with dwang (10), the top of dwang (10) is fixedly connected with gear (11) and is connected with outer ring gear (12) with bottom (12), the bottom end of the rotating rod (10) extends to the lower part of the bottom plate (1) and is fixedly connected with an output shaft of the second driving motor (12).

2. The opening and closing clamp control mechanism of the cold header according to claim 1, wherein: two limiting rods (14) are welded at the bottom of the moving block (7), and the end parts of the limiting rods (14) extend into the cavity (4) and are fixedly connected with round blocks (15).

3. The opening and closing clamp control mechanism of the cold header according to claim 1, wherein: two limiting holes are formed in the inner wall of the top of the cavity (4), and the inner wall of each limiting hole is in sliding connection with a corresponding limiting rod (14).

4. The opening and closing clamp control mechanism of the cold header according to claim 1, wherein: one side of the clamp (3) is fixedly connected with a antiskid plate (16).

5. The opening and closing clamp control mechanism of the cold header according to claim 1, wherein: the inner wall of the top of the cavity (4) is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a bearing, and the inner side of the inner ring of the bearing is welded with the outer side of the screw rod (6).

6. The opening and closing clamp control mechanism of the cold header according to claim 1, wherein: threaded holes are formed in the moving blocks (7), and the moving blocks (7) are in threaded connection with the screw rods (6) through the threaded holes.