CN216178554U

CN216178554U - Clamping tool

Info

Publication number: CN216178554U
Application number: CN202122433177.9U
Authority: CN
Inventors: 刘建文; 陈赤; 杨剑; 李晓彦; 廖凯; 梁霞; 王滔; 朱恩桃
Original assignee: Sichuan Zigong Haichuan Industrial Co ltd
Current assignee: Sichuan Zigong Haichuan Industrial Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-05
Anticipated expiration: 2031-10-09

Abstract

The utility model provides a clamping tool, in particular to the field of clamping tool structures, which comprises a clamping part, a ball seat and a base, wherein the base is provided with a spherical hole with the same size as the ball seat, the ball seat is freely and rotatably arranged in the spherical hole, part of the ball seat leaks out from the top surface of the base, the clamping part is fixedly arranged at the leaking end part of the ball seat, the base is provided with a through hole from the outside to the spherical hole in a penetrating way, the through hole is internally connected with a locking block, the locking block is abutted against the side surface of the ball seat in the spherical hole to fix the ball seat, the clamping tool can be assembled in a four-axis machining center, the machining flexibility of parts is improved, the functions of most five-axis machining parts can be replaced, the use of the five-axis machining center can be reduced, the machining cost of products is reduced, the economy is improved, the machining precision of the four-axis machining center is higher, and the product quality of the machined parts is also improved, the clamping tool can also be arranged on various low-dimensional processing machines to replace high-dimensional processing equipment.

Description

Clamping tool

Technical Field

The utility model relates to the field of clamping tool structures, in particular to a clamping tool.

Background

In the processing process of various parts, a clamping tool can be used, the clamping tool is used for clamping the part to be processed, and then processing equipment is used for processing the part; with the development of technology, five-axis machining centers and four-axis machining centers have been developed, where a five-axis machining center refers to the rotation of a tool itself, as well as the XYZ movement and angular rotation of the tool, and a four-axis machining center refers to the rotation of a tool itself, as well as the XYZ movement of the tool; the machining angle of the five-axis machining center is more flexible, but because the four-axis machining center is simpler in structure and more complete in technology, a lot of manufacturers prefer to install parts to be machined in the four-axis machining center for machining, but the four-axis machining center cannot rotate the cutter by the angle, and for economy and product quality, a clamping tool needs to be designed and can be installed in the four-axis machining center to replace the five-axis machining center to machine the parts.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a clamping tool, which aims to solve the technical problem that a four-axis machining center cannot replace a five-axis machining center to machine parts in the prior art.

According to the embodiment of the utility model, the clamping tool comprises a clamping part, a ball seat and a base, wherein the ball seat is in a spherical shape, a spherical hole with the same size as the ball seat is formed in the base, the ball seat is freely and rotatably arranged in the spherical hole, part of the ball seat leaks out of the top surface of the base, the clamping part is fixedly arranged at the end part of the leaked ball seat, the clamping part inclines above the base and rotates at multiple angles, a through hole penetrates through the base from the outside to the spherical hole, a locking block is connected with the through hole in a threaded mode, and the locking block abuts against the side surface of the ball seat in the spherical hole to fix the ball seat.

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

this centre gripping frock can assemble in four-axis machining center, improves the processing flexibility of spare part, can replace most five-axis machining spare part's function, can reduce five-axis machining center's use, makes the processing cost of product descend, has improved economic nature promptly to four-axis machining center's machining precision is higher, has also improved the product quality of processing spare part, and this centre gripping frock also can be installed on the processing machine tool of various low dimensions, replaces the processing equipment of high dimension.

Furthermore, the through hole is formed in the bottom of the base, and supporting legs are fixedly arranged at the bottom of the base.

Furthermore, the bottom surface of the supporting leg is provided with a threaded counter bore for fixing the base.

Furthermore, one surface of the locking block, which is in contact with the ball seat, is a spherical concave surface with the same diameter as the ball seat.

Furthermore, the rotary table further comprises a rotary shaft and a rotary handle, the rotary shaft is fixedly connected with the locking block, the rotary shaft penetrates out of the base, and the rotary handle is fixedly connected with the rotary shaft.

Further, the clamping part includes the platform seat, square heavy groove has been seted up to platform seat top surface, the inside two contained angle sides in square heavy groove have seted up the screw thread respectively and have perforated, threaded connection has locking screw on the screw thread perforation.

Furthermore, the square sinking groove is provided with a sliding groove at the diagonal angle of the included angle of the two side faces provided with the thread through hole, a clamping block matched with a clamped piece is arranged in the sliding groove in a sliding mode, and the square sinking groove further comprises a locking pin, and the locking pin penetrates through the clamping block and is inserted into the bottom face of the sliding groove.

Drawings

FIG. 1 is a schematic view of an overall structure of a clamping tool according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a clamping tool according to an embodiment of the utility model;

FIG. 3 is a schematic view of the installation of the clamping portion according to the embodiment of the present invention;

in the above drawings: 1. a clamping portion; 11. a platform base; 111. a square sink groove; 112. perforating the threads; 113. a chute; 12. locking screws; 13. a clamping block; 14. a locking pin; 2. a ball seat; 3. a base; 31. a spherical hole; 32. a through hole; 33. supporting legs; 331. a threaded counter bore; 41. a locking block; 42. a rotating shaft; 43. and (4) turning the handle.

Detailed Description

The technical solution of the present invention is further explained with reference to the drawings and the embodiments.

The embodiment of the utility model provides a clamping tool, as shown in fig. 1 and fig. 2, the clamping tool comprises a clamping part 1, a ball seat 2 and a base 3, wherein the ball seat 2 is in a spherical shape, a spherical hole 31 with the same size as the ball seat 2 is formed in the base 3, the ball seat 2 is freely and rotatably arranged in the spherical hole 31, part of the ball seat 2 leaks out of the top surface of the base 3, the clamping part 1 is fixedly arranged at the end part where the ball seat 2 leaks out, so that the clamping part 1 can deflect and rotate at multiple angles above the base 3, a through hole 32 penetrates through the base 3 from the outside to the inside of the spherical hole 31, a locking block 41 is connected with the through hole 32 in a threaded manner, one surface of the locking block 41, which is in contact with the ball seat 2, is a spherical concave surface with the same diameter as the ball seat 2, the locking block 41 abuts against the side surface of the ball seat 2 in the spherical hole 31, the ball seat 2 is fixed, the ball seat further comprises a rotating shaft 42 and a rotating handle 43, the rotating shaft 42 is fixedly connected with the locking block 41, the rotating shaft 42 penetrates through the base 3, the rotating handle 43 is fixedly connected with the rotating shaft 42, the outer end of the rotating handle 43 extends from the bottom surface of the base 3 to a position convenient for an operator to contact and apply force, a supporting leg 33 is further fixedly arranged at the bottom of the base 3, and a threaded counter bore 331 used for fixing the base 3 is formed in the bottom surface of the supporting leg 33, so that a clamping tool is conveniently fixed on a processing machine tool; in order to improve the portability of the whole clamping tool, the ball seat 2 and the base 3 can be of a hollow structure. This centre gripping frock, the spare part that utilizes the mode of ball contact to make 1 centre gripping of clamping part can incline and multi-angle rotating, it is fixed to make ball seat 2 through locking piece 41 locking again, inclination and rotatory spare part easy operation, this centre gripping frock can assemble in four-axis machining center, improve the processing flexibility of spare part, can replace most five-axis machining spare part's function, can reduce five-axis machining center's use, make the processing cost of product descend, the economic nature has been improved promptly, and four-axis machining center's machining precision is higher, the product quality of processing spare part has also been improved, this centre gripping frock also can be installed on the processing machine tool of various low dimensions, replace the processing equipment of high dimension.

As shown in fig. 3, the clamping portion 1 is designed to be a structure for facilitating clamping of most parts, the clamping portion 1 includes a square platform base 11, a square sinking groove 111 is formed on a top surface of the platform base 11, threaded through holes 112 are respectively formed on two sides of an included angle inside the square sinking groove 111, locking screws 12 are screwed into the threaded through holes 112, a sliding groove 113 is formed in a diagonal position of the included angle of the two sides of the square sinking groove 111 where the threaded through holes 112 are formed, a clamping block 13 matched with the clamped part is slidably disposed in the sliding groove 113, and a locking pin 14 is further included, the locking pin 14 passes through the clamping block 13 and is inserted into a bottom surface of the sliding groove 113, in this structure, two sides of a right-angled side of the clamped part are bottomed on the two locking screws 12, the clamped part is opposite to the clamping block 13, so that a part contacted with the part by the clamping block 13 is processed to be matched and contacted with the part, by screwing the locking screw 12, the parts can be fixed on the clamping part 1, and most parts of the clamping part 1 can be provided with right-angled included angle side surfaces.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. The utility model provides a centre gripping frock which characterized in that: including clamping part (1), ball seat (2) and base (3), ball seat (2) are the spheroid shape, set up on base (3) with ball hole (31) that ball seat (2) size is the same, ball seat (2) free rotation sets up in ball hole (31), part ball seat (2) are followed the top surface of base (3) leaks, clamping part (1) set firmly in the tip that ball seat (2) leaked, clamping part (1) are in base (3) top skew and multi-angle rotation, base (3) from outer to passing in ball hole (31) and seted up through-hole (32), through-hole (32) female connection has locking piece (41), locking piece (41) support in ball hole (31) the side of ball seat (2), make ball seat (2) are fixed.

2. The clamping tool of claim 1, wherein: the through hole (32) is formed in the bottom of the base (3), and supporting legs (33) are further fixedly arranged at the bottom of the base (3).

3. The clamping tool of claim 2, wherein: the bottom surface of the supporting leg (33) is provided with a threaded counter bore (331) for fixing the base (3).

4. The clamping tool of claim 1, wherein: the surface of the locking block (41) contacting the ball seat (2) is a spherical concave surface with the same diameter as the ball seat (2).

5. The clamping tool of claim 1, wherein: the locking device is characterized by further comprising a rotating shaft (42) and a rotating handle (43), wherein the rotating shaft (42) is fixedly connected with the locking block (41), the rotating shaft (42) penetrates out of the base (3), and the rotating handle (43) is fixedly connected with the rotating shaft (42).

6. The clamping tool of claim 1, wherein: clamping part (1) is including platform seat (11), square heavy groove (111) have been seted up to platform seat (11) top surface, two contained angle sides in the inside of square heavy groove (111) have seted up screw thread perforation (112) respectively, threaded connection has locking screw (12) on screw thread perforation (112).

7. The clamping tool of claim 6, wherein: the square sinking groove (111) is provided with a sliding groove (113) at the diagonal position of the included angle of the two side surfaces provided with the thread through holes (112), a clamping block (13) matched with a clamped piece is arranged in the sliding groove (113) in a sliding mode, the square sinking groove further comprises a locking pin (14), and the locking pin (14) penetrates through the clamping block (13) and is inserted into the bottom surface of the sliding groove (113).