CN-117506551-B - Rotor clamping indexing mechanism

CN117506551BCN 117506551 BCN117506551 BCN 117506551BCN-117506551-B

Abstract

The invention discloses a rotor clamping indexing mechanism which comprises a bearing assembly, wherein a rotary indexing table driven by a servo motor is arranged on the bearing assembly, a rotary sleeve capable of synchronously rotating is arranged on the rotary indexing table, a clamping assembly is arranged in the rotary sleeve, a push rod is arranged below the clamping assembly and moves up and down under the drive of a driving mechanism, the clamping assembly comprises a spring chuck fixed on the rotary sleeve, a spring jacket capable of sliding up and down is arranged in the spring chuck, a lower prop for placing a rotor is arranged in the spring chuck and is fixed on the bearing assembly through a stress rod, a spring support is arranged on the spring jacket arranged below the spring chuck, a spring is arranged on the spring support, the upper end of the spring is abutted on the spring chuck, and the push rod moves up and pushes the spring jacket and the spring support to move up under the drive of the driving mechanism. The rotor can be rapidly clamped and disassembled, and the clamping precision is high.

Inventors

XIE CHAOFAN
ZHAO WENBING

Assignees

苏州睿力泰克自动化技术有限公司

Dates

Publication Date: 20260505
Application Date: 20231027

Claims (7)

1. A rotor clamping indexing mechanism is characterized by comprising a bearing assembly, wherein a rotary indexing table driven by a servo motor is arranged on the bearing assembly, a rotary sleeve capable of synchronously rotating is arranged on the rotary indexing table, a clamping assembly is arranged in the rotary sleeve, a push rod is arranged below the clamping assembly and driven by a driving mechanism to move up and down, and a rotary mechanism is arranged on the rotary indexing table, and is characterized in that the rotary indexing table is provided with a rotary sleeve capable of synchronously rotating, the push rod is arranged below the clamping assembly and driven by the driving mechanism to move up and down The clamping assembly comprises a spring collet fixed on the rotary sleeve, a spring jacket capable of sliding up and down is arranged in the spring collet, a lower jacking column for placing a rotor is arranged in the spring collet, the lower jacking column is fixed on the bearing assembly through a stress rod, a spring support piece is arranged on the spring jacket positioned below the spring collet, a spring is arranged on the spring support piece, and the upper end of the spring is abutted on the spring collet; The upper end of the spring jacket is provided with a boss with a truncated cone structure, the outer surface of the boss is a guide slope, a channel for placing a lower jacking column is arranged in the spring jacket, a plurality of separation grooves are axially arranged on the spring jacket and circumferentially distributed on the spring jacket, and the separation grooves are communicated with the channel and penetrate through the upper end surface and the outer surface of the spring jacket; The bearing assembly comprises a bottom plate, the driving mechanism is arranged on the bottom plate and comprises a cylinder, the cylinder is arranged on a cylinder mounting plate, the cylinder mounting plate is fixed on the bottom plate through a cylinder support column, a piston of the cylinder is connected with a push rod supporting plate through a floating joint, and the lower end of the push rod is fixed on the push rod supporting plate.
2. The rotor clamping indexing mechanism according to claim 1, wherein the spring support is circumferentially and uniformly provided with a plurality of springs, the lower ends of the springs are fixed on the spring support, and the spring support is in threaded fit with the spring jacket.
3. The rotor clamping indexing mechanism of claim 1, wherein a dust cap is provided over the rotating sleeve to cover the collet chuck.
4. The rotor clamping indexing mechanism according to claim 1, wherein the bearing assembly comprises a base plate and a fine adjustment plate arranged on the base plate, the rotary indexing table is arranged on the fine adjustment plate, a first adjusting assembly for adjusting the position of the base plate is arranged on the outer side of the base plate, and a second adjusting assembly for adjusting the position of the fine adjustment plate is arranged on the base plate.
5. The rotor clamping indexing mechanism of claim 4, wherein the upper end surface of the base plate is provided with a groove, the fine adjustment plate is arranged in the groove, the fine adjustment plate is provided with a waist hole, and the fine adjustment plate is locked on the base plate through a bolt.
6. The rotor clamping indexing mechanism of claim 1, wherein the base plate and the trimming plate are provided with notches through which the ejector pins vertically pass.
7. The rotor clamping indexing mechanism of claim 6, wherein the force-receiving bar has an outward projection, and the projection has a through hole for the ejector pin to vertically pass through.

Description

Rotor clamping indexing mechanism Technical Field The invention belongs to the technical field of nonstandard automation, and relates to a rotor clamping indexing mechanism. Background In the rotor production process, the product is often required to be clamped and disassembled. Currently, pneumatic clamping jaws, pneumatic chucks and the like are commonly used in automation equipment to position and clamp products. Because the clamping precision is not high in the clamping modes, the clamping device cannot have high precision, high efficiency and indexing functions at the same time, so that the gas circuit and the circuit arrangement are not convenient when the indexing module is additionally arranged, the cylinder faults are easy to occur, and the use requirement of rotor production cannot be met. Accordingly, there is a need for improvements in the art that overcome the shortcomings of the prior art. Disclosure of Invention The invention aims to provide a rotor clamping indexing mechanism which is used for solving the problems of low rotor clamping efficiency and low rotor clamping precision. The invention aims at realizing the following technical scheme: A rotor clamping indexing mechanism comprises a bearing assembly, wherein a rotary indexing table driven by a servo motor is arranged on the bearing assembly, a rotary sleeve capable of synchronously rotating is arranged on the rotary indexing table, a clamping assembly is arranged in the rotary sleeve, a push rod is arranged below the clamping assembly and driven by a driving mechanism to move up and down, and a rotary sleeve is arranged on the rotary indexing table The clamping assembly comprises a spring chuck fixed on the rotary sleeve, a spring jacket capable of sliding up and down is arranged in the spring chuck, a lower jacking column for placing a rotor is arranged in the spring chuck and fixed on the bearing assembly through a stress rod, a spring supporting piece is arranged on the spring jacket located below the spring chuck, a spring is arranged on the spring supporting piece, the upper end of the spring is abutted to the spring chuck, and the ejector rod is driven by the driving mechanism to move up and push the spring jacket and the spring supporting piece to move up. Further, the upper end of the spring jacket is provided with a boss with a truncated cone structure, the outer surface of the boss is a guide slope, a channel for placing the lower jacking column is arranged in the spring jacket, a plurality of separation grooves are axially arranged on the spring jacket and circumferentially distributed on the spring jacket, and the separation grooves are communicated with the channel and penetrate through the upper end surface and the outer surface of the spring jacket. Furthermore, the springs are uniformly distributed in the circumferential direction of the spring support, the lower ends of the springs are fixed on the spring support, and the spring support is in threaded fit with the spring jacket. Further, a dust cover for covering the collet chuck is arranged above the rotary sleeve. The bearing assembly comprises a base plate and a fine adjustment plate arranged on the base plate, the rotary indexing table is arranged on the fine adjustment plate, a first adjusting assembly for adjusting the position of the base plate is arranged on the outer side of the base plate, and a second adjusting assembly for adjusting the position of the fine adjustment plate is arranged on the base plate. Furthermore, the upper end face of the bottom plate is provided with a groove, the fine adjustment plate is arranged in the groove, the fine adjustment plate is provided with a waist hole, and the fine adjustment plate is locked on the bottom plate through bolts. Further, the driving mechanism is arranged on the bottom plate and comprises an air cylinder, the air cylinder is arranged on an air cylinder mounting plate, the air cylinder mounting plate is fixed on the bottom plate through an air cylinder support column, a piston of the air cylinder is connected with a push rod supporting plate through a floating joint, and the lower end of the push rod is fixed on the push rod supporting plate. Furthermore, the bottom plate and the fine adjustment plate are provided with notches for the ejector rods to vertically pass through. Further, the stress rod is provided with an outward protruding part, and the protruding part is provided with a through hole for the ejector rod to vertically pass through. The technical scheme has the advantages that 1, the spring chuck is adopted to clamp the rotor in a positioning way, the precision requirement of rotor production is met, the precision is high, 2, the cylinder is adopted to drive the spring chuck to loosen or clamp, time can be saved, efficiency is high, 3, the rotary indexing table is provided, indexing functions can be achieved, working conditions such as gluing and welding in rotor production can be met, 4, the cy