CN219485576U

CN219485576U - Adjustable dismounting tool for lengthened shaft sleeve

Info

Publication number: CN219485576U
Application number: CN202320922280.6U
Authority: CN
Inventors: 杨歆; 李凯; 谭杰
Original assignee: Xiangtan Electric Manufacturing Co Ltd
Current assignee: Xiangtan Electric Manufacturing Co Ltd
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-08-08
Anticipated expiration: 2033-04-23

Abstract

The utility model relates to an adjustable dismounting tool for a lengthened shaft sleeve, which belongs to the technical field of motor tools and comprises a fixed sleeve, wherein a pull rod is connected with the fixed sleeve in a threaded manner, a plurality of first hinging seats are fixedly connected to the fixed sleeve, a pressing claw is hinged to each of the plurality of first hinging seats through a connecting rod, a plurality of second hinging seats are also connected to the fixed sleeve in a sliding manner, the pressing claw is connected to each of the plurality of second hinging seats in a rotating manner, and a top is arranged at the bottom of the pull rod.

Description

Adjustable dismounting tool for lengthened shaft sleeve

Technical Field

The utility model belongs to the technical field of motor tools, and relates to an adjustable dismounting tool for a lengthened shaft sleeve.

Background

In industrial production and real life, the range of application of motor is very extensive, but in the practical application in-process, often appear the unbalanced problem of rotor, mainly because the production process quality of rotor is not guaranteed to lead to the motor to appear damaging easily in the use, consequently need carry out motor dynamic balance experiment to the motor that has finished producing to test rotor's dynamic balance, and the motor need adopt extension axle sleeve extension motor output shaft in the experimental process of doing motor dynamic balance more, in order to satisfy the test demand, dismantle extension axle sleeve after the use.

In order to meet motor test requirements, the motor dynamic balance experiment at present mostly adopts a lengthened shaft sleeve to prolong the motor output shaft, and after the lengthened shaft sleeve is used, the motor dynamic balance experiment is mostly disassembled by manual double hands, so that the disassembly efficiency is lower.

Disclosure of Invention

In order to meet motor test requirements in the current-stage motor dynamic balance experiment in the prior art, the motor output shaft is prolonged by the aid of the lengthened shaft sleeve, and after the lengthened shaft sleeve is used, the motor output shaft is detached by the aid of manual double hands, so that the problem of low detachment efficiency is solved.

The utility model provides an adjustable dismounting tool for a lengthened shaft sleeve, which comprises a fixed sleeve, wherein a pull rod is connected to the fixed sleeve in an internal threaded manner, a plurality of first hinging seats are fixedly connected to the fixed sleeve, a pressing claw is hinged to each of the plurality of first hinging seats through a connecting rod, a plurality of second hinging seats are also connected to the fixed sleeve in a sliding manner, the pressing claw is connected to each of the plurality of second hinging seats in a rotating manner, and a top head is arranged at the bottom of the pull rod.

Further, the pressing claw comprises a claw body and a locking part, the locking part is fixedly connected to the claw body, the tail end of the claw body is rotationally connected to the second hinging seat, and the middle part of the claw body is hinged to the first hinging seat through a connecting rod.

Further, the plug is conical, and the plug is detachably connected to the pull rod.

Further, a pull hole is further formed in the pull rod.

Further, the pressing claws are at least provided with three groups, and the pressing claws are uniformly distributed on the fixed sleeve in a ring shape.

The utility model has the beneficial effects that:

in the fixed cover internal rotation in-process of pull rod, the top chucking is at extension axle sleeve hole, and the second articulated seat slides for fixed cover, and the connecting rod on the first articulated seat of a plurality of drives the pressure claw and rotates, presss from both sides the tight processing axle sleeve outer wall through a plurality of pressure claw, and it is outwards to dismantle the processing axle sleeve after pressing from both sides tight, and operating personnel pulls the pull rod, presses claw to drive the processing axle sleeve to drop from the motor output shaft, compares artifical both hands dismantlement, has improved dismantlement efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the working state of the overall structure provided by the utility model;

fig. 3 is a right side view of the overall structure provided by the present utility model.

In the figure: 1. a fixed sleeve; 2. a pull rod; 21. a plug; 3. a pressing claw; 31. a claw body; 32. a locking part; 4. a first hinge base; 5. a connecting rod; 6. the second hinge seat; 7. and (5) pulling holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an adjustable disassembling tool for an elongated shaft sleeve comprises a fixed sleeve 1, wherein a threaded hole is formed in the fixed sleeve 1, a pull rod 2 is connected to the fixed sleeve 1 in a threaded manner, the pull rod 2 can rotate along the fixed sleeve 1 so as to drive the pull rod 2 to move along the fixed sleeve 1, a plurality of first hinging seats 4 (two, three, four and the like) are fixedly connected to the fixed sleeve 1, a plurality of first hinging seats 4 are hinged with a pressing claw 3 through connecting rods 5, the number of second hinging seats 6 is matched with that of the first hinging seats 4, a plurality of second hinging seats 6 are also connected to the outer wall of the fixed sleeve 1 in a sliding manner, the pressing claw 3 is connected to the second hinging seats 6 in a rotating manner, a top head 21 is arranged at the bottom of the pull rod 2, and the specific size of the top head 21 is manufactured according to the size of a central hole of the elongated shaft sleeve and is used for propping up an inner hole surface of the elongated shaft sleeve;

the pull rod 2 is fixed cover 1 pivoted in-process, and pull rod 2 is along fixed cover 1 inside removal, and a plurality of second articulated seat 6 is slided along the outer wall of fixed cover 1 this moment, and connecting rod 5 on the articulated seat 4 drives the pressure claw 3 and rotates, and a plurality of pressure claw 3 tip is close to along fixed cover 1 center department, carries out the centre gripping to the outer wall circular slot of extension axle sleeve, and the back is accomplished in the centre gripping, and staff pulling pull rod 2 will lengthen the axle sleeve and take out from the output shaft of motor, compares artifical both hands dismantlement, has improved dismantlement efficiency.

In an embodiment, referring to fig. 1, 2 and 3, the pressing claw 3 includes a claw body 31 and a locking portion 32, the tail end of the claw body 31 is rotatably connected to the outer wall of the fixed sleeve 1 through a second hinge seat 6, the second hinge seat 6 is slidably connected to the outer wall of the fixed sleeve 1, the middle part of the claw body 31 is hinged to the first hinge seat 4 through a connecting rod 5, the locking portion 32 is fixedly connected to the head end of the claw body 31, the locking portion 32 is specifically formed according to a ring groove formed in the outer wall of the lengthened shaft sleeve along the circumferential direction, namely, the locking portions 32 on the plurality of pressing claws 3 can be clamped on the ring groove of the outer wall of the lengthened shaft sleeve, so that the pressing claw 3 can clamp and fix the outer wall of the lengthened shaft sleeve conveniently.

In an embodiment, referring to fig. 1, 2 and 3, the plug 21 is conical, the specific radius of the plug 21 is made according to the specific radius of the central hole of the elongated shaft sleeve, the plug 21 can be tightly propped in the central hole of the elongated shaft sleeve, and the plug 21 can be detachably connected to the pull rod 2, and can be in threaded connection, bolt connection and the like, so that the plug 21 with different sizes can be conveniently replaced to adapt to the elongated shaft sleeves with different sizes.

In one embodiment, referring to fig. 1, 2 and 3, a pull hole 7 is further provided on the pull rod 2, and the pull hole 7 facilitates the person to externally connect the handle to rotate the pull rod 2.

In one embodiment, referring to fig. 1, 2 and 3, the pressing claws 3 are at least provided with three groups of pressing claws 3 which are uniformly distributed on the fixed sleeve 1 in a ring shape, and the ring-shaped end layers of the pressing claws 3 are uniformly distributed on the fixed sleeve 1 respectively, wherein the specific number can be matched according to the diameter of the circular groove of the lengthened shaft sleeve of a worker.

The foregoing is merely illustrative of the structures of this utility model and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the utility model or from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides an adjustable extracting tool of extension axle sleeve, includes fixed cover (1), its characterized in that, fixed cover (1) internal thread connection has pull rod (2), fixedly connected with is first articulated seat (4) of a plurality of on fixed cover (1), all articulates through connecting rod (5) on a plurality of first articulated seat (4) has pressure claw (3), still sliding connection has a plurality of second articulated seat (6) on fixed cover (1), all rotates on a plurality of second articulated seat (6) and is connected with pressure claw (3), pull rod (2) bottom is provided with top (21).

2. The adjustable dismounting tool for the lengthened shaft sleeve according to claim 1, wherein the pressing claw (3) comprises a claw body (31) and a locking part (32), the locking part (32) is fixedly connected to the claw body (31), the tail end of the claw body (31) is rotatably connected to the second hinging seat (6), and the middle part of the claw body (31) is hinged to the first hinging seat (4) through a connecting rod (5).

3. An adjustable dismounting tool for an elongated bushing according to claim 1, characterized in that the plug (21) is conical, the plug (21) being detachably connected to the pull rod (2).

4. An adjustable dismounting tool for an elongated bushing according to claim 1, characterized in that the pull rod (2) is further provided with a pull hole (7).

5. An adjustable dismounting tool for an elongated bushing according to claim 1, characterized in that the pressing jaws (3) are provided with at least three groups, and that the pressing jaws (3) are uniformly distributed on the fixed bushing (1) in a ring shape.