CN219310117U

CN219310117U - Adjustable arc-shaped floating claw

Info

Publication number: CN219310117U
Application number: CN202320506440.9U
Authority: CN
Inventors: 吕雪利; 李光勇; 赵峰; 吕文明; 王庆平; 徐楠楠
Original assignee: SHANDONG HUIJIN CO Ltd
Current assignee: SHANDONG HUIJIN CO Ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-07-07
Anticipated expiration: 2033-03-16

Abstract

The utility model relates to the technical field of adjustable arc-shaped floating claws, and discloses an adjustable arc-shaped floating claw which comprises a chuck; a jaw disposed at a top of the chuck; a floating jaw disposed outside the jaw; and the adjusting component is arranged outside the clamping jaw and comprises a connecting part and a fixing part, wherein the connecting part is positioned between the chuck and the clamping jaw, the fixing part is positioned between the clamping jaw and the floating clamping jaw, the outer wall of the fixing part is fixedly provided with a rotating part, the rotating part is fixedly connected with the floating clamping jaw, when a part is required to be clamped, if the roundness of the appearance of the part is irregular, the floating clamping jaw can be stressed to drive the fixing rod to rotate around the rotating block, the floating clamping jaw can rotate left and right by a certain angle, the roundness of the part is compensated, the part can be firmly clamped by the floating clamping jaw, and the problems of jumping and deflection during the rotation and turning of the part are avoided, and further the part is caused to be deformed in a machining deflection and ellipse.

Description

Adjustable arc-shaped floating claw

Technical Field

The utility model relates to the technical field of adjustable arc-shaped floating claws, in particular to an adjustable arc-shaped floating claw.

Background

In the lathe machining process, the blank surface is clamped firstly for finish machining, and because the blank surface has the reasons of expansion box fleshy deformation and the like, the problems of runout, elliptical deformation and the like caused by the fact that parts are machined to be deflected and deformed when the parts are rotationally turned on the equipment are solved, and therefore an adjustable arc-shaped floating clamping jaw is required to be designed.

Disclosure of Invention

The present utility model aims to provide an adjustable arc-shaped floating jaw which solves the problems mentioned in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an adjustable arc-shaped floating jaw comprises a chuck;

a jaw disposed at a top of the chuck;

a floating jaw disposed outside the jaw;

and the adjusting assembly is arranged outside the clamping jaw and comprises a connecting part and a fixing part, wherein the connecting part is positioned between the chuck and the clamping jaw, the fixing part is positioned between the clamping jaw and the floating clamping jaw, the outer wall of the fixing part is fixedly provided with a rotating part, and the rotating part is fixedly connected with the floating clamping jaw.

Preferably, the connecting portion comprises a positioning hole A and a positioning hole B, the positioning hole A and the positioning hole B are positioned on the upper surface of the chuck, a bolt hole is formed in the outer wall of the claw, a connecting bolt is connected with the inner wall of the bolt hole in a threaded mode, the outer wall of the connecting bolt is connected with the inner wall of the positioning hole A in a threaded mode, and the claw is installed on the chuck through the connecting bolt and the positioning hole A.

Preferably, the fixed part comprises an internal thread sleeve A and an internal thread sleeve B, the outer wall of the internal thread sleeve A is fixedly connected with the inner wall of the claw, a fixing bolt is connected with the inner wall of the internal thread sleeve A in a threaded manner, the external wall of the fixing bolt is connected with the internal thread sleeve B in a threaded manner, the internal thread sleeve B is fixedly connected with the claw through the fixing bolt and the internal thread sleeve A, the internal thread sleeve A is arranged, and the problem that the claw is directly provided with a bolt hole which is easy to abrade is avoided.

Preferably, the rotating part comprises a rotating block and a groove, the groove is positioned on the outer wall of the floating claw, a fixing rod is fixedly arranged on the inner wall of the groove, the rotating block is sleeved on the outer wall of the fixing rod, the outer wall of one side of the rotating block positioned outside the groove is fixedly connected with the outer wall of the internal thread sleeve B, the rotating block and the claw are fixed together through the internal thread sleeve B, the floating claw is further fixed on the claw, the floating claw is driven to rotate through the rotating fixing rod, and then the clamping angle of the floating claw is finely adjusted.

Preferably, the internal thread size of the positioning hole B is consistent with the internal thread size of the positioning hole A, so that the connecting bolt can be screwed into the positioning hole B, the space between the positioning hole B and the positioning hole A is 50mm, and the clamping range of the clamping jaw is adjusted by adjusting the position of the clamping jaw relative to the chuck.

Preferably, a gap of 1mm is reserved between the floating claw and the claw, so that the floating claw can be finely adjusted by 1mm left and right, and the bottom of the floating claw is in contact with the outer wall of the claw, so that the claw supports the floating claw.

Preferably, the height of the rotating block is smaller than the depth of the groove by 1mm, so that the floating claw can be finely adjusted upwards by 1mm, a smooth coating is arranged on the inner wall of the rotating block, the friction coefficient between the inner wall of the rotating block and the fixed rod is reduced, and the abrasion of the fixed rod to the rotating block when the inner wall of the rotating block rotates is reduced.

The utility model provides an adjustable arc-shaped floating claw. This adjustable arc floating jack catch possesses following beneficial effect:

(1) When the part is required to be clamped, if the roundness of the part is irregular, the floating claw can be stressed to drive the fixed rod to rotate around the rotating block, so that the floating claw can rotate left and right by a certain angle, the irregular roundness on the part is compensated for, the floating claw can firmly clamp the part, and the problems of runout, elliptical deformation and the like of the part during rotary turning are avoided;

(2) When the clamping range of the clamping jaw is required to be adjusted, the connecting bolt can be taken out from the positioning hole A by the aid of the connecting bolt which can be rotated, and then the clamping jaw is moved inwards, so that the clamping jaw drives the connecting bolt to move to the positioning hole B, the connecting bolt is rotated to screw the connecting bolt into the positioning hole B, the clamping jaw is fixed on the chuck, and the clamping range of the clamping jaw is adjusted.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the connection of the present utility model;

FIG. 3 is an exploded view of the fixing portion of the present utility model;

fig. 4 is a schematic view of a rotating part structure of the present utility model.

In the figure: the clamping chuck comprises a chuck body 1, a regulating component 2, a connecting part 21, a positioning hole A211, a positioning hole B212, a connecting bolt 213, a bolt hole 214, a fixing part 22, an internal thread sleeve A221, a fixing bolt 222, an internal thread sleeve B223, a rotating part 23, a rotating block 231, a fixing rod 232, a groove 233, a 23 claw and a 4 floating claw.

Detailed Description

As shown in fig. 1-4, the present utility model provides a technical solution: an adjustable arc-shaped floating claw comprises a chuck 1;

a claw 3 arranged at the top of the chuck 1;

a floating claw 4 provided outside the claw 3;

the adjusting component 2 is arranged outside the clamping jaw 3, the adjusting component 2 comprises a connecting part 21 and a fixing part 22, the connecting part 21 is positioned between the chuck 3 and the clamping jaw 3, the fixing part 22 is positioned between the clamping jaw 3 and the floating clamping jaw 4, a rotating part 23 is fixedly arranged on the outer wall of the fixing part 22, the rotating part 23 is fixedly connected with the floating clamping jaw 4, a 1mm gap is reserved between the floating clamping jaw 4 and the clamping jaw 3, the floating clamping jaw 4 can be finely adjusted by 1mm left and right, and the bottom of the floating clamping jaw 4 is contacted with the outer wall of the clamping jaw 3, so that the clamping jaw 3 supports the floating clamping jaw 4;

the connecting part 21 comprises a positioning hole A211 and a positioning hole B212, the positioning hole A211 and the positioning hole B212 are positioned on the upper surface of the chuck 1, a bolt hole 214 is formed in the outer wall of the clamping jaw 3, a connecting bolt 213 is connected with the inner wall of the bolt hole 214 in a threaded manner, the outer wall of the connecting bolt 213 is connected with the inner wall of the positioning hole A211 in a threaded manner, the clamping jaw 3 is arranged on the chuck 1 through the connecting bolt 213 and the positioning hole A211, the inner thread size of the positioning hole B212 is consistent with the inner wall thread size 211 of the positioning hole A211, the connecting bolt 213 can be spirally clamped into the positioning hole B212, the positioning hole B212 and the positioning hole A211 are separated by 50mm for adjusting the position of the clamping jaw 3 relative to the chuck 1, the clamping range of the clamping jaw 3 is adjusted, the fixing part 22 comprises an inner thread sleeve A221 and an inner thread sleeve B223, the outer wall of the inner thread sleeve A221 is fixedly connected with the inner wall of the clamping jaw 3, the inner wall of the inner thread sleeve A221 is in a threaded manner is fixedly connected with a fixing bolt 222, the outer wall of the fixing bolt 222 is in threaded connection with an inner thread sleeve B223, the inner thread sleeve B223 is fixedly connected with the claw 3 through the fixing bolt 222 and the inner thread sleeve A221, the inner thread sleeve A221 is arranged, the situation that the claw 3 is directly provided with a bolt hole which is easy to wear is avoided, the rotating part 23 comprises a rotating block 231 and a groove 233, the groove 233 is positioned on the outer wall of the floating claw 4, the inner wall of the groove 233 is fixedly provided with a fixing rod 232, the outer wall of the fixing rod 232 is sleeved with the rotating block 231, the outer wall of one side of the rotating block 231 positioned outside the groove 233 is fixedly connected with the outer wall of the inner thread sleeve B223, the rotating block 231 and the claw 3 are fixed together through the inner thread sleeve B223, the floating claw 4 is further fixed on the claw 3, the floating claw 4 is driven to rotate through the rotating fixing rod 232, the clamping angle of the floating claw 4 is further finely adjusted, the height of the rotating block 231 is 1mm smaller than the depth of the groove 233, so that the floating claw 4 can be finely adjusted upwards by 1mm, the inner wall of the rotating block 231 is provided with a smooth coating, the friction coefficient between the inner wall of the rotating block 231 and the fixed rod 232 is reduced, and the abrasion of the fixed rod 232 to the rotating block 231 when the inner wall of the rotating block 231 rotates is reduced.

When the adjustable arc-shaped floating claw is used, the connecting bolt 213 is screwed into the bolt hole 214, the connecting bolt 213 is screwed into the positioning hole A211, the claw 3 is fixed on the chuck 1, the inner thread sleeve B223 is inserted into the claw 3, then the fixing bolt 222 is screwed into the inner thread sleeve A221, meanwhile, the fixing bolt 222 is screwed into the inner thread sleeve B223, the inner thread sleeve B223 is fixed on the claw 3, the floating claw 4 is further fixed on the claw 3, when a part is required to be clamped, if the roundness of the appearance of the part is irregular, the floating claw 4 can be forced to drive the fixing rod 232 to rotate around the rotating block 231, the floating claw 4 can rotate left and right by a certain angle to compensate the roundness of the part, the floating claw 4 can firmly clamp the part, the problems of jumping and deflection when the part is rotated and turned are avoided, the part is further caused, when the clamping range of the claw 3 is required to be adjusted, the connecting bolt 213 can be rotated out of the positioning hole A211, then the connecting bolt 213 is moved inwards 3, the connecting bolt 213 can be driven to rotate to the connecting claw 213, and the connecting claw 213 is clamped in the positioning hole 212, and the clamping range of the claw 3 is clamped by the connecting claw 213 is rotated into the positioning hole 212, and the positioning claw 3 is clamped, and the clamping range of the claw 3 is clamped and the clamping the claw is fixed in the position of the claw 213.

Claims

1. An adjustable arc-shaped floating jaw comprises a chuck (1);

a claw (3) arranged at the top of the chuck (1);

a floating claw (4) arranged outside the claw (3);

and set up at the outside adjusting part (2) of jack catch (3), its characterized in that: the adjusting component (2) comprises a connecting part (21) and a fixing part (22), wherein the connecting part (21) is positioned between the chuck (3) and the clamping jaw (3), the fixing part (22) is positioned between the clamping jaw (3) and the floating clamping jaw (4), a rotating part (23) is fixedly arranged on the outer wall of the fixing part (22), and the rotating part (23) is fixedly connected with the floating clamping jaw (4).

2. An adjustable arcuate floating jaw according to claim 1, wherein: the connecting portion (21) comprises a positioning hole A (211) and a positioning hole B (212), the positioning hole A (211) and the positioning hole B (212) are located on the upper surface of the chuck (1), a bolt hole (214) is formed in the outer wall of the clamping jaw (3), a connecting bolt (213) is connected with the inner wall of the bolt hole (214) in a threaded mode, and the outer wall of the connecting bolt (213) is connected with the inner wall of the positioning hole A (211) in a threaded mode.

3. An adjustable arcuate floating jaw according to claim 1, wherein: the fixing part (22) comprises an inner thread sleeve A (221) and an inner thread sleeve B (223), wherein the outer wall of the inner thread sleeve A (221) is fixedly connected with the inner wall of the clamping jaw (3), the inner wall of the inner thread sleeve A (221) is in threaded connection with a fixing bolt (222), and the outer wall of the fixing bolt (222) is in threaded connection with the inner thread sleeve B (223).

4. An adjustable arcuate floating jaw according to claim 1, wherein: the rotating part (23) comprises a rotating block (231) and a groove (233), the groove (233) is arranged on the outer wall of the floating claw (4), a fixing rod (232) is fixedly arranged on the inner wall of the groove (233), the rotating block (231) is sleeved on the outer wall of the fixing rod (232), and the outer wall of one side of the rotating block (231) located outside the groove (233) is fixedly connected with the outer wall of the internal thread sleeve B (223).

5. An adjustable arcuate floating jaw as claimed in claim 2, wherein: the internal thread size of the positioning hole B (212) is consistent with the internal thread size (211) of the positioning hole A (211), and the space between the positioning hole B (212) and the positioning hole A (211) is 50mm.

6. An adjustable arcuate floating jaw according to claim 1, wherein: a gap of 1mm is reserved between the floating claw (4) and the claw (3), and the bottom of the floating claw (4) is in contact with the outer wall of the claw (3).

7. An adjustable arcuate floating jaw according to claim 4, wherein: the height of the rotating block (231) is 1mm smaller than the depth of the groove (233), and the inner wall of the rotating block (231) is provided with a smooth coating.