CN221290306U

CN221290306U - Milling is with multi-angle centre gripping tool

Info

Publication number: CN221290306U
Application number: CN202323214701.9U
Authority: CN
Inventors: 金琪
Original assignee: Zhenjiang Weihao Machinery Co ltd
Current assignee: Zhenjiang Weihao Machinery Co ltd
Filing date: 2023-11-28
Publication date: 2024-07-09
Anticipated expiration: 2033-11-28

Abstract

The multi-angle clamping jig for milling comprises a base arranged on an operation table, a support frame arranged on the base, an adjusting structure connected to the support frame, and a clamping structure connected with the adjusting structure; the adjusting structure comprises a vertical driving device fixed at the upper part of the supporting frame, an adjusting frame connected below the vertical driving device and movably connected with the supporting frame, and a rotary driving device arranged on the adjusting frame; the clamping structure comprises a clamping base connected with a rotating shaft of the rotary driving device and a plurality of clamping rods for clamping a workpiece to be machined on the clamping base; the clamping base is provided with the clamping groove of placing the machined part, and clamping base side is provided with the centre gripping hole with clamping groove intercommunication, and the clamping lever passes the centre gripping hole and gets into clamping groove and press from both sides tightly to treat the machined part. According to the utility model, multi-angle milling is realized through one-time clamping and fixing, so that manpower resources are greatly saved, and the working efficiency is improved.

Description

Milling is with multi-angle centre gripping tool

Technical Field

The utility model belongs to the field of milling, and particularly relates to a multi-angle clamping jig for milling.

Background

Milling clamping jigs are devices for clamping a workpiece and fixing it in place for milling. They are usually composed of clamps, holders and holders, etc., which ensure the stability and accuracy of the work piece during processing. The clamping jig can be adjusted as required to adapt to workpieces of different shapes and sizes, and simultaneously, multi-angle clamping and machining can be realized. In the milling process, the clamping jig plays a vital role in ensuring the stability, the machining precision and the safety of the workpiece.

With the complexity of the shape and structure of the workpiece, the need for machining at different angles in milling is increasing. The traditional clamping mode can only fix the workpiece to process at a fixed angle, and cannot process a plurality of angles after one-time fixing and clamping; the traditional clamping mode needs to frequently replace the clamp and adjust the position of the workpiece, so that the working hours in the production process are increased, and the production efficiency is reduced; meanwhile, the machining precision requirement of the workpiece is higher and higher, and the traditional clamping mode cannot be used for adjusting the position, so that the machining precision cannot be improved.

Disclosure of utility model

The utility model aims to provide a multi-angle clamping jig for milling, which is used for solving the technical problems of machining multiple angles and adjusting the position of a workpiece after one-time clamping and fixing in the milling process.

In order to achieve the above purpose, the utility model provides a multi-angle clamping jig for milling, which comprises the following specific technical scheme:

The multi-angle clamping jig for milling comprises a base arranged on an operation table, a support frame arranged on the base, an adjusting structure connected to the support frame, and a clamping structure connected with the adjusting structure;

The adjusting structure comprises a vertical driving device fixed at the upper part of the supporting frame, an adjusting frame connected below the vertical driving device and movably connected with the supporting frame, and a rotary driving device arranged on the adjusting frame;

The clamping structure comprises a clamping base connected with a rotating shaft of the rotary driving device and a plurality of clamping rods for clamping a workpiece to be processed on the clamping base; the clamping base is provided with a clamping groove for placing a workpiece to be machined, the side face of the clamping base is provided with a clamping hole communicated with the clamping groove, and the clamping rod penetrates through the clamping hole to enter the clamping groove to clamp the workpiece to be machined.

As a further improvement of the utility model, a horizontal sliding rail and a horizontal driving device are arranged on the base, a horizontal sliding groove matched with the horizontal sliding rail is arranged at the lower end of the supporting frame, and the horizontal driving device is connected with the supporting frame and drives the supporting frame to move on the horizontal sliding rail through the horizontal sliding groove.

As a further improvement of the utility model, the support frame is provided with a vertical sliding groove along the telescopic direction of the vertical driving device, one side of the adjusting frame, which faces the support frame, is provided with a vertical sliding rail matched with the vertical sliding groove, and the vertical driving device drives the support frame to move in the vertical sliding groove.

As a further development of the utility model, in order to achieve a locking of the rotary drive after the angle adjustment has been completed, a manual lever is provided on the rotary drive, which lever brakes the rotary drive by rotating itself.

As a further development of the utility model, in order to achieve manual adjustment of the angle of the workpiece to be machined, the manual lever is turned around the rotary drive, achieving manual rotation of the clamping structure.

As a further improvement of the utility model, the manual operation rod pushes the manual operation rod up and down when the manual operation rod rotates to lock the rotary driving device, so that the manual lifting of the clamping structure is realized.

As a further improvement of the utility model, the number of the clamping rods is 4, and the clamping rods are arranged at intervals of 90 degrees.

As a further improvement of the utility model, the clamping rod is provided with external threads, the clamping hole is provided with internal threads, and the clamping rod is detachably connected with the clamping hole through threaded fit.

As a further improvement of the utility model, the clamping holes are circumferentially arranged on the outer side of the clamping base, and the clamping rods are used for realizing the adaptation to different workpieces to be machined by selecting the clamping holes.

As a further improvement of the utility model, the clamping base is detachably connected with the rotating shaft, and different workpieces to be machined are adapted by replacing the clamping base.

The beneficial effects are that:

The vertical driving device is arranged to realize automatic adjustment of the position of the workpiece to be processed in the vertical direction, so that the working efficiency is improved compared with manual adjustment; the rotary driving device is arranged to realize multi-angle milling after one-time fixed clamping, so that the working efficiency and the machining accuracy are greatly improved; the clamping structure is arranged to fasten the workpiece to be machined, the adjusting rod is arranged to achieve compatibility of the workpiece to be machined with different specifications, and fine adjustment of accuracy in milling can be achieved through the clamping position of the adjusting rod.

The utility model realizes multi-angle milling after one-time fixed clamping, and ensures the machining precision of the workpiece at different angles by accurately adjusting and fixing the angle of the workpiece, thereby providing a more flexible and efficient clamping mode for milling and being beneficial to improving the machining quality and the production efficiency.

Drawings

FIG. 1 is a schematic diagram of a multi-angle clamping jig for milling according to the present utility model;

FIG. 2 is a schematic illustration of the connection of the adjustment structure and the clamping structure of the present utility model;

The figure indicates: 100. a base; 110. a horizontal slide rail; 120. a horizontal driving device; 200. a support frame; 210. a horizontal chute; 220. a vertical chute; 300. an adjustment structure; 310. a vertical driving device; 320. an adjusting frame; 321. a vertical slide rail; 330. a rotation driving device; 321. a rotation shaft; 322. a manual lever; 400. a clamping structure; 410. clamping a base; 411. a clamping groove; 412. a clamping hole; 420. and a clamping rod.

Detailed Description

The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.

Implementation example:

As shown in fig. 1-2, a multi-angle clamping jig for milling includes a base 100 fixed on an operation table, a supporting frame 200 adjustably connected to the upper side of the base 100, an adjusting structure 300 provided on a side surface of the supporting frame 200, and a clamping structure 400 connected to the adjusting structure 300 and provided toward a milling cutter.

The upper surface of the base 100 is provided with a horizontal sliding rail 110, the horizontal sliding rail 110 is matched with a horizontal sliding groove 210 at the bottom of the supporting frame 200, and the supporting frame 200 can move on the horizontal sliding rail 110. The horizontal driving device 120 is arranged along the direction of the horizontal sliding rail 110, the horizontal driving device 120 is a horizontal cylinder in this embodiment, a piston rod of the horizontal cylinder is connected with the supporting seat 200, the position of the supporting frame 200 in the horizontal range is adjusted by the extension and retraction of the piston rod, and the supporting frame can be further fixed on the base 100 by fixing means such as bolts after adjustment.

The support frame 200 is slidably connected to the base 100 through the horizontal chute 110, a vertical chute 220 is arranged on one side facing the adjusting structure 300, the vertical chute 220 is matched with a vertical slide rail 321 on the adjusting frame 320, the adjusting frame 320 can move in the vertical chute 220 to adjust the position of the clamping structure 400, and the adjusting frame can be further fixed on the support frame 200 through bolts and other fixing modes after adjustment.

The vertical driving device 310 is fixed on the upper portion of the supporting frame 200, in this embodiment, the vertical driving device 310 is a vertical cylinder, a piston rod extends downwards to be connected with the adjusting frame 320, and the position of the adjusting frame 320 can be adjusted in the vertical sliding groove 220 through the extension and retraction of the piston rod. The adjusting frame 320 is provided with the rotary driving device 330 towards one side of the milling cutter, and the rotation shaft 331 of the rotary driving device 300 is connected with the clamping structure 400, and the side of the rotary driving device 330 is provided with the manual operation rod 332, and the manual operation rod 332 can brake the rotary driving device 330 through rotation of the manual operation rod 332, and meanwhile, under the condition that the rotary driving device 330 is not driven, the clamping structure 400 can be driven to rotate through rotation of the manual operation rod 332 around the rotary driving device 330.

The clamping structure 400 comprises a clamping base 410 and a clamping rod 420, wherein the clamping base 410 is detachably connected with the rotating shaft 331, a clamping groove 411 is formed in one side, facing the milling cutter, of the clamping base 410, a workpiece to be machined is placed in the clamping groove 411, and the workpiece is clamped through the clamping rod 420 and then machined. A plurality of clamping holes 412 are formed in the outer side of the clamping base 410 in a surrounding mode, the clamping holes 412 penetrate through the outer surface of the clamping base 410 to the clamping groove 411, the clamping rods 420 penetrate through the clamping holes 412 to enter the clamping groove 411, the clamping rods 420 are provided with external threads, and the clamping rods 420 are matched with the internal threads of the clamping holes 412 to achieve adjustable clamping of a workpiece to be machined. Through the selection of the clamping holes 412 by the clamping rods 420, the workpiece to be machined in different shapes can be clamped, 4 clamping rods 420 are arranged in the embodiment, adjacent clamping rods form 90 degrees, and the workpiece to be machined is clamped in four directions. And milling of workpieces to be processed with different sizes can be realized by replacing the clamping base 410.

During milling, a workpiece to be machined is adjusted to a position suitable for machining through driving of an air cylinder, rotary construction is needed, and a rotary driving device is driven 330. Multi-angle machining is required, and when the rotary tool is rotated to a proper angle, the rotary tool is stopped to be locked by manual operation, or when the rotary tool is adjusted to a proper angle by manual operation through a manual operation lever 332, the rotary tool is locked by manual operation, and then machining is performed. When the cylinder stops driving after the rotation lock, the vertical position of the clamp structure 400 can be adjusted up and down by the manual operation lever 332.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The multi-angle clamping jig for milling is characterized by comprising a base arranged on an operation table, a support frame arranged on the base, an adjusting structure connected to the support frame, and a clamping structure connected with the adjusting structure;

2. The multi-angle clamping jig for milling according to claim 1, wherein a horizontal sliding rail and a horizontal driving device are arranged on the base, a horizontal sliding groove matched with the horizontal sliding rail is arranged at the lower end of the supporting frame, and the horizontal driving device is connected with the supporting frame and drives the supporting frame to move on the horizontal sliding rail through the horizontal sliding groove.

3. The multi-angle clamping jig for milling according to claim 1, wherein the support frame is provided with a vertical chute along the extension and contraction direction of the vertical driving device, one side of the adjusting frame facing the support frame is provided with a vertical sliding rail matched with the vertical chute, and the vertical driving device drives the support frame to move in the vertical chute.

4. The multi-angle clamping jig for milling according to claim 1, wherein the rotation driving device is provided with a manual lever which brakes the rotation driving device by rotating itself.

5. The multi-angle clamping jig for milling according to claim 4, wherein the manual lever rotates around the rotation driving means to effect manual rotation of the clamping structure.

6. The multi-angle clamping jig for milling according to claim 5, wherein the manual lever pushes the manual lever up and down to realize manual lifting of the clamping structure when the manual lever itself rotationally locks the rotation driving device.

7. The multi-angle clamping jig for milling according to claim 1, wherein the number of clamping rods is 4 and the clamping rods are arranged at intervals of 90 °.

8. The multi-angle clamping jig for milling according to claim 1, wherein the clamping rod is provided with an external thread, the clamping hole is provided with an internal thread, and the clamping rod is detachably connected with the clamping hole through threaded fit.

9. The multi-angle clamping jig for milling according to claim 8, wherein the clamping holes are circumferentially formed in the outer side of the clamping base, and the clamping rods are adapted to different workpieces to be machined by selecting the clamping holes.

10. The multi-angle clamping jig for milling according to claim 1, wherein the clamping base is detachably connected to the rotating shaft, and different workpieces to be machined are adapted by replacing the clamping base.