CN215548173U

CN215548173U - Inclined wedge locking mechanism with continuous locking function

Info

Publication number: CN215548173U
Application number: CN202122128213.0U
Authority: CN
Inventors: 郭广海
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-18
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses an inclined wedge locking mechanism with a continuous locking function, which relates to the technical field of workpiece fixtures, wherein the upper end of a processing plate is slidably connected with a locking block, a lower pressing block is arranged above the locking block, the lower pressing block comprises an upper pressing block, the upper end of the lower pressing block is fixedly welded with the upper pressing block, the upper end of the upper pressing block is provided with a bolt groove, the inner surface of the bolt groove is fixedly provided with a positioning ring, the lower end of the positioning ring is rotatably connected with a bolt cap, the lower pressing block is provided, the moving distance of the locking block is increased through the upper pressing blocks with different inclination angles, meanwhile, the lower pressing block can pass through a processing plate to continuously move downwards through a groove, a middle plate and a moving groove, the moving distance of the locking block can be further increased, workpieces with different sizes can be stably fixed, the positioning ring can limit the position of the bolt cap, and the lower pressing block can move upwards and downwards along with the bolt cap, thereby avoiding the reduction in life caused by the use of a spring.

Description

Inclined wedge locking mechanism with continuous locking function

Technical Field

The utility model relates to the technical field of workpiece fixtures, in particular to an inclined wedge locking mechanism with a continuous locking function.

Background

The existing workpiece processing needs to clamp a workpiece on a working platform firstly, and various clamps are adopted for fixing, wherein an inclined wedge locking device is often used for fixing the workpiece.

The prior patent CN201920481614.4 discloses a wedge locking device, which moves the locking block towards two sides by pressing the lower pressing block, thereby fixing the workpieces on two sides of the locking device, but the displacement distance of the locking block of the locking device is short, so that the locking of a large workpiece is difficult, and the spring is pressed to the limit when the workpiece is locked, so that the service life of the spring is reduced, and the normal use of the locking device is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an inclined wedge locking mechanism with a continuous locking function, and solves the technical problems that a locking block in the locking mechanism is short in displacement distance and large in damage to a spring, and the service life of the locking mechanism is influenced.

In order to solve the technical problem, the inclined wedge locking mechanism with the continuous locking function comprises a processing plate, wherein the upper end of the processing plate is slidably connected with a locking block, and a lower pressing block is arranged above the locking block;

the lower pressing block comprises an upper pressing block welded and fixed at the upper end of the lower pressing block, a bolt groove is formed in the upper end of the upper pressing block, a positioning ring is fixed on the inner surface of the bolt groove, a bolt cap is rotatably connected to the lower end of the positioning ring, and grooves are fixed at the lower ends of the upper pressing block and the lower pressing block;

the locking block comprises a block body, and a sliding block is fixed at the lower end of the block body;

the processing plate comprises a plate body, a sliding groove is formed in the upper end of the plate body, a moving groove is formed in the middle of the sliding groove and is formed in the upper end of the plate body, and a middle plate is fixed on the inner surface of the moving groove.

Preferably, the surface of the locking block is provided with a bolt hole which is a blind hole, and the lower end of the bolt cap is fixedly welded with a screw.

Preferably, the diameter of the inner surface of the locating ring is smaller than that of the outer surface of the bolt cap, and the inclination angle of the outer surface of the upper extrusion block is larger than that of the surface of the lower extrusion block.

Preferably, the surface inclination angle of the lower extrusion block is equal to the inner surface inclination angle of the locking block.

Preferably, the sliding block is slidably connected with the sliding groove, and the inner surface profile of the moving groove is the same as the bottom profile of the lower pressing block.

Preferably, the plate body is divided into a left end and a right end which are symmetrically arranged relative to a middle plate, the middle plate is positioned in the middle of the moving groove, and the middle plate is connected with the groove in a sliding mode.

Preferably, the surface of the middle plate is provided with a bolt hole and is rotatably connected with a screw at the lower end of the bolt cap through threads.

Compared with the related art, the inclined wedge locking mechanism with the continuous locking function provided by the utility model has the following beneficial effects:

the utility model provides a lower pressing block, the moving distance of a locking block is increased through upper extrusion blocks with different inclination angles, meanwhile, the lower pressing block can penetrate through a processing plate to continuously move downwards through a groove, a middle plate and a moving groove, the moving distance of the locking block can be further increased, workpieces with different sizes can be stably fixed, the position of a bolt cap can be limited by a positioning ring, the lower pressing block can move up and down along with the bolt cap, and therefore the service life reduction caused by the use of a spring is avoided.

Drawings

FIG. 1 is a main body structure view of the present invention;

FIG. 2 is a view showing the construction of a lower pressure block according to the present invention;

FIG. 3 is a view showing the construction of the locking block of the present invention;

FIG. 4 is a structural view of a processing plate of the present invention.

Reference numbers in the figures: 1. pressing the block; 2. processing a plate; 3. a locking block; 11. an upper extrusion block; 12. a lower extrusion block; 13. a groove; 14. a bolt slot; 15. positioning rings; 16. a bolt; 21. a plate body; 22. a sliding groove; 23. a middle plate; 24. a moving groove; 31. a block body; 32. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment is given by figures 1-4, the utility model comprises a wedge locking mechanism with continuous locking function, which comprises a processing plate 2, wherein the upper end of the processing plate 2 is connected with a locking block 3 in a sliding way, and a lower pressing block 1 is arranged above the locking block 3;

the lower pressing block 1 comprises an upper pressing block 11 fixed to the upper end of a lower pressing block 12 in a welding mode, a bolt groove 14 is formed in the upper end of the upper pressing block 11, a positioning ring 15 is fixed to the inner surface of the bolt groove 14, a bolt cap 16 is rotatably connected to the lower end of the positioning ring 15, and grooves 13 are fixed to the lower ends of the upper pressing block 11 and the lower pressing block 12;

the locking block 3 comprises a block body 31, and a sliding block 32 is fixed at the lower end of the block body 31;

the processing plate 2 comprises a plate body 21, a sliding groove 22 is arranged at the upper end of the plate body 21, a moving groove 24 is arranged in the middle of the sliding groove 22 at the upper end position of the plate body 21, and an intermediate plate 23 is fixed on the inner surface of the moving groove 24.

The working principle is as follows:

the lower pressing block 1 is moved, the lower pressing block 1 moves into the middle of the locking block 3, at the moment, a screw on the surface of a bolt cap 16 is in contact with the surface of a middle plate 23, the bolt cap 16 is rotated, the bolt cap 16 rotates to drive the screw to rotate, the screw rotates to move downwards relative to the middle plate 23 through threads on the surface, a workpiece is placed at one end of the locking block 3, then the bolt cap 16 continues to rotate, a lower extrusion block 12 extrudes the locking block 3, a sliding block 32 on the surface of the locking block 3 slides in a sliding groove 22, the locking block 3 extrudes on the surface of the workpiece to lock the workpiece, when the workpiece is small and the distance from the locking block 3 is long, the bolt cap 16 continues to rotate, the bolt cap 16 rotates to continue to move downwards relative to the middle plate 23 through the threads on the surface of the screw, the upper extrusion block 11 extrudes the locking block 3 towards two sides, and because the surface inclination angle of the upper extrusion block 11 is larger than the surface inclination angle of the lower extrusion block 12, the upper extrusion block 11 pushes the locking block 3 farther, the bolt cap 16 continues to be rotated, the lower end of the lower extrusion block 12 enters the moving groove 24, meanwhile, the middle plate 23 slides in the groove 13, the lower pressing block 1 continues to push the locking block 3 to two sides, a small workpiece can be locked, after the workpiece is machined, the bolt cap 16 reversely rotates, due to the limitation of the locating ring 15, the bolt cap 16 moves upwards to drive the locating ring 15 to move upwards, the locating ring 15 moves upwards to drive the upper extrusion block 11 and the lower extrusion block 12 to move upwards, the surface of the locking block 3 is relieved, and the machined workpiece can be taken out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A slanting wedge locking mechanism with a continuous locking function comprises a processing plate (2), and is characterized in that the upper end of the processing plate (2) is connected with a locking block (3) in a sliding manner, and a lower pressing block (1) is arranged above the locking block (3);

the lower pressing block (1) comprises an upper pressing block (11) welded and fixed to the upper end of a lower pressing block (12), a bolt groove (14) is formed in the upper end of the upper pressing block (11), a positioning ring (15) is fixed to the inner surface of the bolt groove (14), a bolt cap (16) is rotatably connected to the lower end of the positioning ring (15), and grooves (13) are fixed to the lower ends of the upper pressing block (11) and the lower pressing block (12);

the locking block (3) comprises a block body (31), and a sliding block (32) is fixed at the lower end of the block body (31);

the processing plate (2) comprises a plate body (21), a sliding groove (22) is formed in the upper end of the plate body (21), a moving groove (24) is formed in the middle of the sliding groove (22) at the upper end of the plate body (21), and a middle plate (23) is fixed on the inner surface of the moving groove (24).

2. The wedge locking mechanism with continuous locking function as claimed in claim 1, wherein the surface of the locking block (3) is provided with a bolt hole which is a blind hole, and the lower end of the bolt cap (16) is welded and fixed with a screw.

3. A wedge locking mechanism with continuous locking function according to claim 1, characterized in that the diameter of the inner surface of the locating ring (15) is smaller than the diameter of the outer surface of the bolt cap (16), and the inclination angle of the outer surface of the upper extrusion block (11) is larger than the inclination angle of the surface of the lower extrusion block (12).

4. A wedge locking mechanism with continuous locking function according to claim 3, wherein the surface of the lower extrusion block (12) has an inclination angle equal to the inner surface of the locking block (3).

5. Wedge locking mechanism with continuous locking according to claim 1, wherein the slider (32) is slidably connected to the sliding groove (22), and the inner surface profile of the moving groove (24) is the same as the bottom profile of the lower pressing block (12).

6. A wedge locking mechanism with continuous locking function according to claim 5, wherein the plate body (21) is divided into left and right ends and symmetrically arranged relative to the middle plate (23), the middle plate (23) is located at the middle of the moving groove (24) and the middle plate (23) is slidably connected with the groove (13).

7. A wedge locking mechanism with continuous locking function according to claim 5, wherein the surface of the middle plate (23) is provided with bolt holes and is rotatably connected with the screw at the lower end of the bolt cap (16) through screw threads.