CN219633663U

CN219633663U - Gear disassembly tool

Info

Publication number: CN219633663U
Application number: CN202320288781.3U
Authority: CN
Inventors: 谭建; 段桂生; 贺云海; 沈立绍; 袁纪清; 封靖
Original assignee: Hunan Red Sun Photoelectricity Science and Technology Co Ltd
Current assignee: Hunan Red Sun Photoelectricity Science and Technology Co Ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-09-05
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a gear disassembling tool, which comprises the following steps: the hydraulic pump comprises a rocker assembly, a hydraulic pump body, a connecting plate, a push rod, a clamp and a pull rod screw rod, wherein the clamp comprises a positioning plate, a clamping block and a central through hole; the top of the hydraulic pump body is connected with the rocker assembly, the bottom of the hydraulic pump body is connected with the top of the ejector rod, and the bottom of the ejector rod penetrates through the connecting hole in the center of the connecting plate and faces the center through hole of the clamp; the pull rod screw is used for realizing the fixed connection between the connecting plate and the positioning plate; the clamping blocks are arranged at the bottom of the positioning plate, surround the periphery of the central through hole and are used for clamping the gear; under the drive of the hydraulic pump body, the ejector rod passes through the central through hole and ejects a part connected with the gear so as to realize the disassembly of the gear. The utility model has the advantages of compact structure, simple operation, stable transmission, high universality and the like, solves the problems of unstable transmission, low disassembly efficiency, high labor intensity and the like caused by the complex structure and small pulling force of the traditional mechanical wheel puller, and improves the disassembly working efficiency.

Description

Gear disassembly tool

Technical Field

The utility model belongs to the technical field of magnetron sputtering coating equipment, and particularly relates to a gear disassembling tool.

Background

In the maintenance process of the dry pump, the gear is troublesome to detach, and the common operation is to fill oil into the shaft hole or the gear hole by an oil pressure gun, and push out the gear by the thrust of oil pressure. However, in the actual operation process, the phenomenon that the thread slipping is easily caused after the threaded hole connected with the oil gun is used for a plurality of times often occurs, the oil gun connecting nozzle is sprayed out when the oil gun is used, the oil gun cannot be normally used, the oil gun nozzle is broken due to slight carelessness, and certain safety risk exists.

In the event of failure of the gun disassembly, the traditional method is to use tools such as rubber hammers for manual disassembly or mechanical wheel pullers (also called "pullers") to assist in disassembly. The mechanical wheel puller relies on manual rotation of a lead screw (rod) to apply tension to the disassembled parts through a pull claw. Due to the limited pulling force, it is very difficult to disassemble the fastened parts. In addition, the pull claw structure of the traditional wheel puller is complex, difficult to operate and poor in reliability, so that the working time of maintenance personnel is prolonged, and the working efficiency is low.

Aiming at the problems, a simple and portable multifunctional wheel puller is required to be designed so as to rapidly complete the gear disassembly work, improve the working efficiency and reduce the time for processing faults.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide the gear disassembling tool which is simple in structure, simple and convenient to operate, stable in transmission and high in universality.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a gear disassembly tool comprising: the hydraulic pump comprises a rocker assembly, a hydraulic pump body, a connecting plate, an ejector rod, a clamp and a pull rod screw rod, wherein the clamp comprises a positioning plate, a clamping block and a central through hole;

the top of the hydraulic pump body is connected with the rocker assembly, the bottom of the hydraulic pump body is connected with the top of the ejector rod, and the bottom of the ejector rod penetrates through the connecting hole in the center of the connecting plate and faces the center through hole of the clamp;

the pull rod screw is used for fixedly connecting the connecting plate and the positioning plate;

the clamping blocks are detachably arranged at the bottom of the positioning plate and surround the periphery of the central through hole, and are used for clamping the gear; under the drive of the hydraulic pump body, the ejector rod passes through the central through hole and ejects a part connected with the gear so as to realize the disassembly of the gear.

As a further improvement of the utility model, a boss is arranged at the lower part of the clamping block, and the boss is used for clamping the gear.

As a further improvement of the utility model, a plurality of strip-shaped through holes are uniformly distributed on the positioning plate, the strip-shaped through holes are arranged on the circumference taking the central through hole as the center and are arranged along the diagonal of the positioning plate, and bolt components are arranged in the strip-shaped through holes and are used for connecting clamping blocks.

As a further improvement of the utility model, the two long strip-shaped through holes are uniformly distributed at four corners of the positioning plate.

As a further improvement of the utility model, a plurality of screw holes are uniformly distributed on the positioning plate, the screw holes are arranged between two adjacent groups of strip-shaped through holes, and the screw holes are used for fixing the pull rod screw rods.

As a further improvement of the utility model, the rocker assembly comprises a rocker, a rocker seat and a connecting rod, wherein the rocker is transversely fixed on the rocker seat, and the rocker seat is fixedly connected with a hydraulic pump arranged below the rocker seat through the connecting rod.

As a further improvement of the utility model, the bottom of the ejector rod is provided with a conical ejector head.

As a further improvement of the utility model, the bottom of the ejector rod is provided with a connecting hole coaxial with the ejector rod, and the conical ejector head is connected with the connecting hole at the bottom of the ejector rod through a connecting column arranged at the rear end of the conical ejector head.

As a further improvement of the utility model, the ejector rod is a screw rod, the connecting hole is a screw hole, and the screw rod is matched and connected with the screw hole.

Compared with the prior art, the utility model has the advantages that:

according to the gear disassembling tool, one end of the ejector rod is connected with the hydraulic pump body, the other end of the ejector rod penetrates through the connecting hole of the connecting plate and faces the center through hole of the clamp, and the connecting plate is connected with the positioning plate of the clamp by the pull rod screw rod, so that the positioning precision of the ejector rod in the working process is effectively improved, and the reliability of torque transmission is improved. Further, through having set up a plurality of clamp splice with detachable form in the locating plate bottom of anchor clamps, utilize the clamp splice to treat the gear periphery of dismantling and press from both sides tightly, shake rocker subassembly and make the work of the hydraulic pump body, can realize that the ejector pin passes the centre bore and ejecting the part on the gear, accomplish the gear and dismantle, whole operation process is very simple, and the thrust that the hydraulic pump body produced is great, has effectively solved the intractable gear wheel pulling problem that leads to the card to die because of greasy dirt, dust pile up, saved the manpower, also reduced the dismantlement time, showing improved work efficiency. Furthermore, the mounting position of the clamping blocks at the bottom of the positioning plate is adjusted, so that the disassembly requirements of gears with different diameters can be met, and the universality of the disassembly tool is greatly improved.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of a gear disassembly tool according to the present utility model.

Fig. 2 is a schematic structural diagram of another view angle of the gear disassembly tool according to the present utility model.

Fig. 3 is a schematic structural diagram of a fixture in the gear disassembly tool according to the present utility model.

Fig. 4 is a schematic structural diagram of another view of the fixture in the gear disassembly tool according to the present utility model.

Legend description: 1. a rocker; 2. a rocker seat; 3. a connecting rod; 4. a hydraulic pump body; 5. a connecting plate; 51. a connection hole; 6. a push rod; 61. a conical plug; 7. a clamp; 71. a positioning plate; 72. a long-strip-shaped through hole; 73. a bolt assembly; 74. clamping blocks; 741. a boss; 75. a central through hole; 76. a screw hole; 8. a pull rod screw.

Detailed Description

The utility model is further described below in connection with the drawings and the specific preferred embodiments, but the scope of protection of the utility model is not limited thereby.

Examples

As shown in fig. 1 to 4, the gear disassembly tool of the present utility model includes: the hydraulic pump comprises a rocker assembly, a hydraulic pump body 4, a connecting plate 5, a push rod 6, a clamp 7 and a pull rod screw 8, wherein the clamp 7 comprises a positioning plate 71, a clamping block 74 and a central through hole 75. The top of the hydraulic pump body 4 is connected with the rocker assembly, the bottom of the hydraulic pump body 4 is connected with the top of the ejector rod 6, and the bottom of the ejector rod 6 passes through the connecting hole 51 in the center of the connecting plate 5 and faces the center through hole 75 of the clamp 7. The pull rod screw rod 8 is used for realizing the fixed connection between the connecting plate 5 and the positioning plate 71. The plurality of clamping blocks 74 are detachably arranged at the bottom of the positioning plate 71 and surround the center through hole 75, and the clamping blocks 74 are used for clamping gears. Driven by the hydraulic pump body 4, the ejector rod 6 passes through the central through hole 75 and ejects a dry pump bearing connected with the gear, so as to separate the gear from the pump shaft. It will be appreciated that the hydraulic pump block 4 is a common device in the art and will not be described in detail herein.

As shown in fig. 2 and 4, in this embodiment, a boss 741 is provided at a lower portion of the clamp block 74, and the boss 741 is used for clamping the gear. Utilize boss 741 with the gear periphery chucking, improved the connection reliability of dismantling frock and gear, be favorable to realizing the high-efficient transmission of moment to alleviate the intensity of labour that the gear was dismantled.

As shown in fig. 1 and 3, in this embodiment, a plurality of elongated through holes 72 are uniformly distributed on the positioning plate 71 at an angle of 90 °, the elongated through holes 72 are disposed on a circumference centered on the central through hole 75 and are disposed along a diagonal line of the positioning plate 71, and a bolt assembly 73 is disposed in the elongated through holes 72, and the bolt assembly 73 is used for connecting the clamping blocks 74. Before the bolt assembly 73 is screwed down, the shaft center of the dismounting tool is adjusted to be aligned with the shaft center of the gear.

Further, the elongated through holes 72 are distributed uniformly in four corners of the positioning plate 71 in a group of two. That is, two sets of bolt assemblies 73 are connected to each clamping block 74, so that the installation stability of the clamping blocks 74 is improved. The fixed position of the adjusting bolt assembly 73 on the strip-shaped through hole 72 can adjust the installation position of the clamping block 74 so as to meet the requirements of pulling out the wheels of gears of different types and sizes and improve the application range of the disassembly tool.

As shown in fig. 3, in this embodiment, a plurality of screw holes 76 are also uniformly distributed on the positioning plate 71, the screw holes 76 are disposed between two adjacent groups of elongated through holes 72, and the screw holes 76 are used for fixing the pull rod screw 8.

As shown in fig. 1 and 2, in the present embodiment, the rocker assembly includes a rocker 1, a rocker seat 2, and a link 3. The rocker 1 is transversely fixed on a rocker seat 2, and the rocker seat 2 is fixedly connected with a hydraulic pump body 4 arranged below the rocker seat through a connecting rod 3.

As shown in fig. 1, in this embodiment, a tapered plug 61 is provided at the bottom of the jack 6. Further, the bottom of the ejector rod 6 is provided with a connecting hole coaxial with the ejector rod 6, and the conical plug 61 is connected with the connecting hole at the bottom of the ejector rod 6 through a connecting column arranged at the rear end of the conical plug.

In this embodiment, the ejector pin 6 may specifically adopt a form of a screw rod, the connection hole 51 is a screw hole, and the screw rod is connected with the screw hole in a matching manner, so as to improve the stability of transmission, and meanwhile, ensure that the movement path of the ejector pin 6 is more accurate, and improve the efficiency of gear disassembly.

The working principle of the gear disassembly tool of the embodiment is as follows:

firstly, a gear is fixed on a movable clamp by using a clamping block 74, the gear is concentric with the hydraulic pump body 4 by adjusting the position of a positioning plate 71 in the fixing process, and then the hydraulic pump body 4 is pushed down by using a rocker 1, so that a conical top head 61 at the bottom of a push rod 6 passes through a central through hole 75 of the positioning plate 71 and stably pushes out parts such as a bearing in the gear, and the gear is separated from the bearing.

In the embodiment, one end of the ejector rod 6 is connected with the hydraulic pump body 4, the other end of the ejector rod passes through the connecting hole 51 of the connecting plate 5 and faces the central through hole 75 of the clamp 7, and the connecting plate 5 is connected with the positioning plate 71 of the clamp 7 by the pull rod screw rod 8, so that the positioning precision of the ejector rod 6 in the working process is effectively improved, and the reliability of torque transmission is improved. Further, through having set up a plurality of clamp splice 74 with detachable form in the locating plate 71 bottom of anchor clamps 7, utilize clamp splice 74 to treat the gear periphery of dismantling and press from both sides tightly, shake rocker subassembly and make the work of hydraulic pump body 4, can realize that ejector pin 6 passes center through-hole 75 and ejecting the part on the gear, accomplish the gear and dismantle, whole operation process is very simple, and the thrust that hydraulic pump body 4 produced is great, the intractable gear wheel pulling problem that leads to the card to die because of greasy dirt, dust pile up has effectively been solved, the manpower has been saved, also reduced the dismantlement time, work efficiency is showing and has been improved. Furthermore, the mounting position of the clamping blocks 74 at the bottom of the positioning plate 71 can be adjusted to meet the disassembly requirements of gears with different diameters, so that the universality of the disassembly tool is greatly improved.

While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or equivalent embodiments using the method and technical solution disclosed above without departing from the spirit and technical solution of the present utility model. Therefore, any simple modification, equivalent substitution, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model, which do not depart from the technical solution of the present utility model, still fall within the scope of the technical solution of the present utility model.

Claims

1. Gear disassembly frock, its characterized in that includes: the hydraulic pump comprises a rocker assembly, a hydraulic pump body (4), a connecting plate (5), an ejector rod (6), a clamp (7) and a pull rod screw rod (8), wherein the clamp (7) comprises a positioning plate (71), a clamping block (74) and a central through hole (75);

the top of the hydraulic pump body (4) is connected with the rocker assembly, the bottom of the hydraulic pump body (4) is connected with the top of the ejector rod (6), and the bottom of the ejector rod (6) passes through a connecting hole (51) in the center of the connecting plate (5) and faces to a central through hole (75) of the clamp (7);

the pull rod screw (8) is used for fixedly connecting the connecting plate (5) with the positioning plate (71);

the clamping blocks (74) are detachably arranged at the bottom of the positioning plate (71) and surround the periphery of the central through hole (75), and the clamping blocks (74) are used for clamping gears; under the drive of the hydraulic pump body (4), the ejector rod (6) passes through the central through hole (75) and ejects parts connected with the gear, so that the gear is detached.

2. Gear removal tooling according to claim 1, characterized in that the lower part of the clamping block (74) is provided with a boss (741), said boss (741) being used for clamping the gear.

3. The gear disassembly tool according to claim 1, wherein a plurality of strip-shaped through holes (72) are uniformly distributed on the positioning plate (71), the strip-shaped through holes (72) are arranged on the circumference taking the central through hole (75) as the center and are arranged along the diagonal line of the positioning plate (71), a bolt assembly (73) is arranged in the strip-shaped through hole (72), and the bolt assembly (73) is used for connecting a clamping block (74).

4. A gear disassembly tool according to claim 3, wherein the elongated through holes (72) are uniformly distributed in four corners of the positioning plate (71) in groups of two.

5. The gear disassembly tool according to claim 4, wherein a plurality of screw holes (76) are uniformly distributed in the positioning plate (71), the screw holes (76) are arranged between two adjacent groups of strip-shaped through holes (72), and the screw holes (76) are used for fixing a pull rod screw (8).

6. The gear disassembly tool according to any one of claims 1 to 5, wherein the rocker assembly comprises a rocker (1), a rocker seat (2) and a connecting rod (3), wherein the rocker (1) is transversely fixed on the rocker seat (2), and the rocker seat (2) is fixedly connected with a hydraulic pump body (4) arranged below the rocker seat through the connecting rod (3).

7. Gear removal tooling according to any one of claims 1 to 5, wherein the bottom of the ejector rod (6) is provided with a conical ejector head (61).

8. The gear disassembly tool according to claim 7, wherein a connecting hole coaxial with the ejector rod (6) is formed in the bottom of the ejector rod (6), and the conical ejector head (61) is connected with the connecting hole in the bottom of the ejector rod (6) through a connecting column arranged at the rear end of the conical ejector head.

9. Gear removal tooling according to any one of claims 1 to 5, wherein the ejector rod (6) is a screw rod, the connecting hole (51) is a screw hole, and the screw rod is connected with the screw hole in a matching manner.