CN219851933U

CN219851933U - Compound clamp mechanism of cold header

Info

Publication number: CN219851933U
Application number: CN202320896428.3U
Authority: CN
Inventors: 金永; 朱建勇; 金伟
Original assignee: Zhejiang Weijinming Intelligent Forming Equipment Co ltd
Current assignee: Zhejiang Weijinming Intelligent Forming Equipment Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-10-20
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a compound clamp mechanism of a cold header, which relates to the technical field of clamp mechanisms and comprises a fixed shell, wherein sliding plates are slidably arranged on the left side and the right side of the lower end of the fixed shell, a fixed frame is arranged on one side of the lower end of the sliding plates and fixedly connected with the sliding plates, an inserted link is movably arranged in the fixed frame, an inner cavity is arranged in the fixed frame, a reset spring and a limiting ring are sequentially arranged in the inner cavity from front to back on the outer portion of the inserted link, a fixed block is arranged in the fixed frame and is internally provided with a through hole, the fixed block is rotationally connected with the inserted link through the through hole, a clamp is arranged on one side, which is away from the fixed block, of the outer portion of the fixed block, and the clamp is fixedly connected with the fixed block. The clamp is quickly disassembled and assembled, so that the clamp is more convenient to replace.

Description

Compound clamp mechanism of cold header

Technical Field

The utility model relates to the technical field of clamp mechanisms, in particular to a cold header compound clamp mechanism.

Background

The cold header is special equipment mainly used for mass production of fasteners such as nuts and bolts. According to the metal plastic deformation theory, a certain pressure is applied to the metal blank at normal temperature, so that the metal blank generates plastic deformation in a die cavity, and the metal blank is molded according to a specified shape and size. When the cold header works in cold header, the work piece is transferred through the clamping of the clamp.

In the prior art, for example, a chinese patent (cold header turning clamp) with publication number CN 210817247U: the lower shaft end of the vertical shaft is connected with a cylinder mounting plate, a clamping finger cylinder is fixedly mounted on the cylinder mounting plate, and clamping jaws are connected to left and right clamping fingers of the clamping finger cylinder. The opposite surfaces of the clamping jaws are provided with semicircular clamping grooves.

The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: the clamp structure in the prior art is installed in a fixed connection mode, when the clamp is required to be replaced along with the shape of the clamped material, bolts or other fixing pieces for fixed connection are required to be detached, the detachment speed is low, and the detachment steps are complex.

Disclosure of Invention

The utility model mainly aims to provide a cold header composite clamp mechanism which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a compound clamp mechanism of cold header, includes the fixed shell, the equal slidable mounting in left and right sides of fixed shell lower extreme has the slide, the mount is installed to one side of slide lower extreme, and mount and slide fixed connection, the inside movable mounting of mount has the inserted bar, the inside of mount is provided with the inner chamber, the outside inside that is located the inner chamber of inserted bar is installed reset spring and spacing ring by preceding backward in proper order, the inside outside that is located the inserted bar of mount is provided with the fixed block, the inside of fixed block is provided with the perforation, and the fixed block rotates with the inserted bar through the perforation to be connected, clamp is installed to one side that deviates from the fixed block of fixed block outside, and clamp and fixed block fixed connection.

Preferably, adjusting screws are arranged on the upper side and the lower side of the sliding plate, which are centered on the fixed block, inside the sliding plate, and the adjusting screws are connected with the sliding plate through threaded fit.

Preferably, a jacking ball is arranged at one end, close to the clamp, of the outer portion of the adjusting screw, and the jacking ball is fixedly connected with the adjusting screw.

Preferably, the inside of the fixed shell is provided with a bidirectional screw rod, the bidirectional screw rod is rotationally connected with the fixed shell, and the sliding plate is connected with the bidirectional screw rod through threaded fit.

Preferably, a driving motor is fixedly arranged at the left end inside the fixed shell, and the output end of the driving motor is fixedly connected with the left end of the bidirectional screw rod.

Preferably, a pull disc is arranged on one side of the front end of the outside of the inserted link, and the pull disc is fixedly connected with the inserted link.

Compared with the prior art, the utility model has the following beneficial effects:

1. the inserted link is pulled outwards, the inserted link breaks away from the perforation, the fixing of the fixed block is canceled, then a new clamp is replaced, when the fixed block of the new clamp is installed inside the fixing frame, the inserted link is loosened, the reset spring resets and pushes the limiting ring to enable the inserted link to be inserted into the perforation so as to fix the fixed block, the installation of the composite clamp is enabled to be more convenient and rapid through the quick-dismantling mode, and the problem that the existing clamp is not easy to disassemble in the background art is solved.

2. When the fixed angle of the clamp needs to be changed, the adjusting screw is rotated according to the requirement, so that the support of the clamp is changed, the angle of the clamp is further changed, and the clamp rotates with the inserted rod as the circle center.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a composite clamp mechanism of a cold header of the present utility model;

FIG. 2 is a cross-sectional view of the internal structure of a fixed shell of the cold header composite clamp mechanism of the utility model;

FIG. 3 is a perspective view of a slide plate and clamp structure of the composite clamp mechanism of the cold header of the present utility model;

FIG. 4 is a cross-sectional view of the internal structure of the fixing frame of the cold header composite clamp mechanism of the utility model;

fig. 5 is a perspective view of a fixed block and a perforation of the composite clamp mechanism of the cold header.

In the figure: 1. a fixed case; 2. a two-way screw rod; 3. a driving motor; 4. a slide plate; 5. a fixing frame; 6. a clamp; 7. a fixed block; 8. adjusting a screw; 9. pushing a ball; 10. a rod; 11. a return spring; 12. a pulling disc; 13. a limiting ring; 14. and (5) perforating.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-5, the cold header composite clamp mechanism comprises a fixed shell 1, wherein a sliding plate 4 is slidably installed on the left side and the right side of the lower end of the fixed shell 1, a fixing frame 5 is installed on one side of the lower end of the sliding plate 4, the fixing frame 5 is fixedly connected with the sliding plate 4, a plunger rod 10 is movably installed inside the fixing frame 5, an inner cavity is formed in the fixing frame 5, a reset spring 11 and a limiting ring 13 are sequentially installed inside the plunger rod 10 from front to back, a fixed block 7 is arranged outside the plunger rod 10 inside the fixing frame 5, a through hole 14 is formed in the fixed block 7, the fixed block 7 is rotatably connected with the plunger rod 10 through the through hole 14, a clamp 6 is installed on one side, deviating from the fixed block 7, of the outside of the fixed block 7, and the clamp 6 is fixedly connected with the fixed block 7.

When the clamp 6 is disassembled, the inserting rod 10 is pulled outwards, the inserting rod 10 is separated from the through hole 14, the fixing of the fixed block 7 is canceled, then a new clamp 6 is replaced, when the fixed block 7 of the new clamp 6 is installed in the fixed frame 5, the inserting rod 10 is loosened, and the reset spring 11 resets and pushes the limiting ring 13 to enable the inserting rod 10 to be inserted into the through hole 14, so that the fixed block 7 is fixed. It should be noted that, for the sake of saving the space, the innovative elements of the present patent are highlighted, and the existing cold header and the clamping mechanism thereof are not described in the present patent.

In this embodiment, adjusting screws 8 are mounted on the upper and lower sides of the slide plate 4 with the fixed block 7 as the center, and the adjusting screws 8 are connected with the slide plate 4 through threaded fit, and the adjusting screws 8 are used for adjusting the inclination angle of the clamp 6.

In this embodiment, a top ball 9 is disposed at one end of the outer portion of the adjusting screw 8, which is close to the clamp 6, and the top ball 9 is fixedly connected with the adjusting screw 8, and the top ball 9 is disposed so that the supporting angle of the adjusting screw 8 to the clamp 6 is not limited.

In this embodiment, the inside of the fixed housing 1 is provided with the bidirectional screw 2, and the bidirectional screw 2 is rotationally connected with the fixed housing 1, and the sliding plate 4 is connected with the bidirectional screw 2 through a threaded fit, and the bidirectional screw 2 is used for enabling the sliding plate 4 to move outwards or towards the center at the same time.

In this embodiment, a driving motor 3 is fixedly mounted at the left end inside the fixing housing 1, an output end of the driving motor 3 is fixedly connected with the left end of the bidirectional screw rod 2, and the driving motor 3 is used for driving the bidirectional screw rod 2.

In this embodiment, the pull disc 12 is installed on one side of the front end of the outside of the insert rod 10, and the pull disc 12 is fixedly connected with the insert rod 10, and the pull disc 12 makes the holding of the insert rod 10 more convenient.

Working principle: when the clamp 6 is moved, the driving motor 3 is started, the bidirectional screw rod 2 at the output end of the driving motor is rotated, the sliding plate 4 and the bidirectional screw rod 2 are in threaded fit and the sliding plate 4 and the fixed shell 1 are in sliding connection, the rotation motion of the bidirectional screw rod 2 is converted into the simultaneous movement of the sliding plate 4 towards the middle or outwards, the sliding plate 4 moves towards the middle to be matched with the clamp 6 to clamp materials, when the clamp 6 is disassembled, the inserting rod 10 is pulled outwards, the inserting rod 10 is separated from the through hole 14, the fixing of the fixed block 7 is canceled, then a new clamp 6 is replaced, when the fixed block 7 of the new clamp 6 is installed in the fixed frame 5, the inserting rod 10 is loosened, the reset spring 11 resets and pushes the limiting ring 13 to enable the inserting rod 10 to be inserted into the through hole 14, so that the fixed block 7 is fixed, when the fixing angle of the clamp 6 needs to be changed, the adjusting screw rod 8 is rotated according to the requirement, the support of the clamp 6 is changed, and the angle of the clamp 6 is changed, and the clamp 6 rotates along with the inserting rod 10.

The circuit, the electronic components and the control module are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The cold header composite clamp mechanism comprises a fixed shell (1), and is characterized in that: the utility model discloses a fixing device for fixing a movable clamp of the electric motor, including fixed shell (1), slide (4) are all slidable mounting in the left and right sides of fixed shell (1) lower extreme, mount (5) are installed to one side of slide (4) lower extreme, and mount (5) and slide (4) fixed connection, the inside movable mounting of mount (5) has inserted bar (10), the inside of mount (5) is provided with the inner chamber, reset spring (11) and spacing ring (13) are installed in proper order by preceding backward to the inside of inserted bar (10) that is located of inserted bar (10), the outside of mount (5) is provided with fixed block (7), the inside of fixed block (7) is provided with perforation (14), and fixed block (7) are connected through perforation (14) and rotation of inserted bar (10), clamp (6) are installed to one side of deviating from fixed block (7) of fixed block (7), and clamp (6) and fixed block (7) fixed connection.

2. The cold header composite clamp mechanism of claim 1, wherein: the adjusting screw rods (8) are arranged on the upper side and the lower side of the sliding plate (4) which are centered on the fixed block (7), and the adjusting screw rods (8) are connected with the sliding plate (4) in a threaded fit mode.

3. The cold header composite clamp mechanism of claim 2, wherein: and a jacking ball (9) is arranged at one end, close to the clamp (6), of the outer part of the adjusting screw (8), and the jacking ball (9) is fixedly connected with the adjusting screw (8).

4. The cold header composite clamp mechanism of claim 1, wherein: the inside of the fixed shell (1) is provided with a bidirectional screw rod (2), the bidirectional screw rod (2) is rotationally connected with the fixed shell (1), and the sliding plate (4) is connected with the bidirectional screw rod (2) through threaded fit.

5. The cold header composite clamp mechanism of claim 4, wherein: the driving motor (3) is fixedly arranged at the left end inside the fixed shell (1), and the output end of the driving motor (3) is fixedly connected with the left end of the bidirectional screw rod (2).

6. The cold header composite clamp mechanism of claim 1, wherein: a pull disc (12) is arranged on one side of the front end of the outside of the inserted link (10), and the pull disc (12) is fixedly connected with the inserted link (10).