CN-224209478-U - Shaft machining positioning tool

CN224209478UCN 224209478 UCN224209478 UCN 224209478UCN-224209478-U

Abstract

The utility model discloses a shaft machining positioning tool, which relates to the technical field of shaft machining positioning and comprises a base, wherein a first clamping positioning component and a second clamping positioning component are arranged on the base, the first clamping positioning component and the second clamping positioning component are arranged in a sliding mode relative to the first clamping positioning component, each of the first clamping positioning component and the second clamping positioning component comprises a supporting plate, a first cavity is formed in the supporting plate, a rotary table is rotationally connected in the first cavity, two clamping blocks which slide relatively are arranged in the second cavity, a first gear ring is sleeved on the outer wall of one side of the rotary table in the axial direction, three locking components are arranged on the two supporting plates, the three locking components are arranged on one side, close to the first gear ring, of the supporting plate in the axial direction of the first cavity, each locking component comprises a second gear ring, a gear of the second gear ring is meshed with a gear of the first gear ring, and an inner ring of the second gear ring is rotationally connected with a cylinder.

Inventors

LU HAO
ZHAO WEILE
WANG LIFENG
CHEN WEINAN
XU MINGANG
ZHANG KAI
LIU JINZHU
WEI XIU
GAO TIANYOU

Assignees

常州市醇通机械科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250419

Claims (8)

1. The shaft machining positioning tool is characterized by comprising a base (1), wherein a first clamping positioning component (2) and a second clamping positioning component (3) are arranged on the base (1), the second clamping positioning component (3) is arranged in a sliding mode relative to the first clamping positioning component (2), the first clamping positioning component (2) and the second clamping positioning component (3) both comprise a supporting plate (4), a first cavity (5) is formed in the supporting plate (4), a rotary table (6) is rotationally connected to the first cavity (5), a second cavity (7) is formed in the center of the rotary table (6), two clamping blocks (8) which relatively slide are arranged in the second cavity (7), a gear ring (10) is sleeved on the outer wall of one side of the rotary table (6) in the axis direction, three locking components (25) are arranged on one side, close to the first gear ring (10) in the axis direction of the supporting plate (4), of the three locking components (25) comprise a second gear ring (26), the second gear ring (26) is meshed with a first gear ring (27) and a second gear ring (27) is connected with a cylindrical gear ring (4), the outer circumferential surface of the cylinder (27) which is contacted with the gear ring II (26) is embedded with a plurality of electromagnetic blocks.
2. The shaft machining positioning tool according to claim 1, wherein two hydraulic telescopic cylinders (9) are arranged on one sides, away from each other, of the two clamping blocks (8), the two hydraulic telescopic cylinders (9) are arranged on two sides of the clamping blocks (8) along the height direction of the second cavity (7), fixed ends of the two hydraulic telescopic cylinders (9) are fixedly connected to the inner wall of the second cavity (7), and output ends of the two hydraulic telescopic cylinders (9) are fixedly connected with the clamping blocks (8).
3. The shaft machining positioning tool according to claim 2, wherein the support plate (4) is further provided with a first round hole (11), one side, close to the first gear ring (10), of the first round hole (11) in the axial direction is provided with a first gear (12), the first gear (12) and the first round hole (11) are concentrically arranged, the first gear (12) is rotationally connected with the support plate (4), and the first gear (12) is meshed with the first gear ring (10).
4. The shaft machining positioning tool according to claim 3, wherein the center of the gear I (12) is provided with a shaft hole (13), a rotating shaft (14) is arranged in the shaft hole (13) in a penetrating mode, the inner wall of the shaft hole (13) is in direct contact with the outer wall of the rotating shaft (14), and the rotating shaft (14) penetrates through the round hole I (11) and is not in direct contact with the round hole I (11).
5. The shaft machining positioning tool according to claim 4, wherein the two ends of the rotating shaft (14) along the axis direction are rotatably connected with fixed blocks (15), the fixed blocks (15) are fixedly connected with the base (1), one end of the rotating shaft (14) along the axis direction penetrates through the fixed blocks (15) to be provided with a first driving motor (16), the fixed end of the first driving motor (16) is fixedly connected to the base (1), and the output end of the first driving motor (16) is concentrically and fixedly connected with the rotating shaft (14).
6. The shaft machining positioning tool according to claim 5, wherein the shaft hole (13) of the first gear (12) of the first clamping and positioning assembly (2) is fixedly connected with the rotating shaft (14), the shaft hole (13) of the first gear (12) of the second clamping and positioning assembly (3) is slidably connected with the rotating shaft (14), the inner wall of the shaft hole (13) of the first gear (12) of the second clamping and positioning assembly (3) is provided with a limiting groove (17), the rotating shaft (14) is fixedly connected with a limiting strip (18), and the limiting strip (18) is slidably connected with the limiting groove (17).
7. The shaft machining positioning tool according to claim 6, wherein a sliding block (19) is fixedly connected to one side, close to the base (1), of the supporting seat of the clamping positioning assembly II (3), the base (1) is provided with a sliding groove I (20) corresponding to the sliding block (19), and the sliding block (19) is matched with the sliding groove I (20).
8. The shaft machining positioning tool according to claim 7, wherein the support plate (4) of the clamping and positioning component II (3) is provided with a threaded hole (21), a screw rod (22) is arranged in the threaded hole (21) in a penetrating mode, the screw rod (22) is in threaded connection with the threaded hole (21), one end of the screw rod (22) in the axial direction is rotationally connected with the support plate (4) of the clamping and positioning component I (2), one end of the screw rod (22) away from the clamping and positioning component I (2) in the axial direction is rotationally connected with a connecting block (23), the connecting block (23) is fixedly connected with the base (1), one side of the connecting block (23) away from the screw rod (22) is provided with a driving motor II (24), the fixed end of the driving motor II (24) is fixedly connected with the base (1), and one end of the screw rod (22) away from the clamping and positioning component I (2) in the axial direction penetrates through the connecting block (23) to be fixedly connected with the output end of the driving motor II (24).

Description

Shaft machining positioning tool Technical Field The utility model relates to the technical field of shaft machining and positioning, in particular to a shaft machining and positioning tool. Background The shaft is a cylindrical object penetrating through the middle of the bearing or the middle of the wheel or the middle of the gear, but a small part of the shaft is square, the shaft is a mechanical part which supports the rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, the shaft is generally in a metal round rod shape, each section can have different diameters, the part which rotates in the machine is arranged on the shaft, when the shaft is processed, the shaft needs to be fixed by using a tool, and holes or grooves are formed on some shafts, and in the processing process, the corresponding processing is carried out by taking the holes or grooves as reference standard. The utility model provides an authorized bulletin number is CN217530602U location frock for axle processing, includes the base, four sets of hydraulic telescoping rods of bottom fixedly connected with of base, four sets of the top fixedly connected with roof of hydraulic telescoping rod, the both sides of roof are fixedly connected with motor and stabilizer plate respectively, the output shaft fixedly connected with lead screw of motor, the outer wall threaded connection of lead screw has two sets of sliding seats, two sets of the equal fixedly connected with clamp ring in top of sliding seat, two sets of the equal fixedly connected with rubber pad in the inboard of clamp ring. The device can realize the function of center positioning and clamping of the shaft, but can not carry out rotation adjustment on the shaft and can not carry out positioning and clamping on shafts with different lengths and diameters, so that the design of the shaft processing and positioning tool for improving the accuracy and stability of shaft processing and positioning is very necessary. Disclosure of utility model The utility model aims at solving the problems in the prior art by providing a shaft processing and positioning tool. In order to solve the technical problems, the utility model provides the shaft processing positioning tool which comprises a base, wherein a first clamping positioning assembly and a second clamping positioning assembly are arranged on the base, the first clamping positioning assembly and the second clamping positioning assembly are arranged in a sliding manner relative to the first clamping positioning assembly, each of the first clamping positioning assembly and the second clamping positioning assembly comprises a supporting plate, a first cavity is formed in the supporting plate, a turntable is rotationally connected to the first cavity, two clamping blocks which slide relatively are arranged in the second cavity, a first gear ring is sleeved on the outer wall of one side of the turntable along the axis direction, three locking assemblies are arranged on the two supporting plates, the three locking assemblies are arranged on one side, close to the first gear ring, of the supporting plate along the axis direction of the first cavity, each locking assembly comprises a second gear ring, a gear of the second gear ring is meshed with the gear of the first gear ring, an inner ring of the second gear ring is rotationally connected with a cylinder, and the cylinder is fixedly connected with the supporting plate, and a plurality of electromagnetic blocks are embedded on the outer circumferential surface of the cylinder, which is in contact with the second gear ring. According to the utility model, two hydraulic telescopic cylinders are arranged on one sides of the two clamping blocks, which are far away from each other, and are arranged on two sides of the clamping blocks along the height direction of the second cavity, the fixed ends of the two hydraulic telescopic cylinders are fixedly connected to the inner wall of the second cavity, and the output ends of the two hydraulic telescopic cylinders are fixedly connected with the clamping blocks. The utility model further discloses that the support plate is additionally provided with a first round hole, one side, close to the first gear ring, of the first round hole in the axis direction is provided with a first gear, the first gear and the round hole are arranged together, the first gear is rotationally connected with the support plate, and the first gear is meshed with the first gear ring. The utility model further describes that the center of the first gear is provided with a shaft hole, a rotating shaft is arranged in the shaft hole in a penetrating way, the inner wall of the shaft hole is in direct contact with the outer wall of the rotating shaft, and the rotating shaft penetrates through the first round hole and is not in direct contact with the first round hole. According to the utility model, the two ends of the rotating shaft alo