CN216504810U - Sprocket hub dismounting device for bulldozer - Google Patents
Sprocket hub dismounting device for bulldozer Download PDFInfo
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- CN216504810U CN216504810U CN202023329932.0U CN202023329932U CN216504810U CN 216504810 U CN216504810 U CN 216504810U CN 202023329932 U CN202023329932 U CN 202023329932U CN 216504810 U CN216504810 U CN 216504810U
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- dismounting
- bulldozer
- hinged
- sleeve
- connecting block
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Abstract
The utility model relates to a sprocket hub dismounting device for a bulldozer, which comprises a dismounting sleeve, a dismounting body, a jack assembly, 3 pull rods, 3 connecting blocks and 3 inserting blocks, wherein the dismounting sleeve is sleeved on the dismounting body; the disassembling sleeve is in a hollow step shaft shape, and the end with the small diameter is provided with a bottom surface; the dismounting body is formed by welding a bottom plate, a sleeve and 3 limiting grooves into a whole, the 3 limiting grooves are arranged on the same plane, and the included angle between every two limiting grooves is 120 degrees; the bottom plate of the jack component is connected with the bottom plate of the dismounting body through a bolt; one end of a pull rod is hinged with a limiting groove of the disassembling body, the other end of the pull rod is hinged with a connecting block, the other end of the connecting block penetrates through a long round hole of a bulldozer chain hub and is fixed with an inserting block through a screw, 3 pull rods, 3 connecting blocks and 3 inserting blocks are connected into 3 sets of tension devices, one end of each tension device is hinged with 3 limiting grooves of the disassembling body respectively, and the other end of each tension device is fixed with 3 long round holes of the bulldozer chain hub, wherein the 3 long round holes are 120 degrees; the utility model ensures that the operation of disassembling the chain wheel hub is simple and convenient, and time and labor are saved.
Description
Technical Field
The utility model belongs to the field of disassembling tools, and particularly relates to the field of disassembling chain wheel hub devices for bulldozers.
Background
In the final drive maintenance of a bulldozer, it is an indispensable task to remove the sprocket hub. Sprocket hub and gear hub are the toper spline and impress, and present dismounting device utilizes screw drive mechanical principle, constitutes dismounting device by ring flange, lead screw and stud etc. and this type device exists to dismantle intensity of labour big, the operation is complicated, efficiency is lower, causes the damage to the rim easily moreover.
SUMMERY OF THE UTILITY MODEL
The utility model provides a hydraulic transmission dismounting device, which aims to solve the technical problems that: the labor intensity is high, the operation is complex, the efficiency is low when the chain wheel hub is disassembled, and the rim is easy to be damaged.
In order to solve the technical problem, the utility model provides a sprocket hub dismounting device for a bulldozer, which comprises a dismounting sleeve, a dismounting body, a jack assembly, 3 pull rods, 3 connecting blocks and 3 inserting blocks, wherein the dismounting body is arranged on the dismounting sleeve; the disassembling sleeve is in a hollow step shaft shape, and the end with the small diameter is provided with a bottom surface; the dismounting body is integrally formed by welding a bottom plate, a sleeve and 3 limiting grooves, and the 3 limiting grooves are arranged on the same plane and are in Y-shaped uniform parts; the bottom plate of the jack component is connected with the bottom plate of the dismounting body through a bolt; both ends of the pull rod are provided with shaft holes, one end of the connecting block is provided with a shaft hole, and the other end of the connecting block is provided with a rectangular hole; one end of the pull rod is hinged with the shaft hole of the connecting block, one end of the connecting block, which is provided with a rectangular hole, penetrates through the rectangular hole of the bulldozer chain hub and is fixed with the inserting block by a screw, and the other end of the pull rod is hinged with the limiting groove of the dismounting body; according to the connection mode, 3 pull rods, 3 connecting blocks and 3 inserting blocks are connected to form 3 sets of tension devices, one ends of the 3 sets of tension devices are hinged to 3 limiting grooves of the dismounting body respectively, and the other ends of the 3 sets of tension devices are fixed to 3 long round holes of the bulldozer chain wheel hub respectively.
When the dismounting device is used for dismounting the sprocket hub, one end of the dismounting sleeve with the large diameter is sleeved on the half shaft head of the bulldozer and abuts against the end face of the bulldozer gear hub, the top of the jack assembly abuts against the bottom face of the dismounting sleeve, the dismounting sleeve fixes the bulldozer gear hub, and the sprocket hub is dismounted by pulling the tension device after the jack assembly extends.
The pull rod and the dismounting body, the pull rod and the connecting block can be hinged through a connecting shaft and a split pin, the jack assembly is preferably 50t grade, and the jack assembly can also be replaced by an oil cylinder assembly under the condition of a hydraulic station.
Has the advantages that: the operation becomes simple when dismantling the sprocket wheel hub to laborsaving, efficient.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a partial a-direction rotation view of fig. 1.
Fig. 3 is a left side view of the detachment body.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention is provided.
As shown in fig. 1-3, the utility model is a sprocket hub dismounting device for a bulldozer, which comprises a dismounting sleeve 1, a dismounting body 2, a jack component 3, 3 pull rods 5, 3 connecting blocks 8 and 3 inserting blocks 9; the disassembling sleeve 1 is in a hollow step shaft shape, and the end with the small diameter is provided with a bottom surface. The dismounting body 2 is integrally formed by welding a bottom plate 14, a sleeve 15 and 3 limiting grooves 13, and the 3 limiting grooves 13 are arranged on the same plane in a Y-shaped uniform manner; the bottom plate of the jack component 3 is connected with the bottom plate 14 of the dismounting body 2 through bolts; both ends of the pull rod 5 are provided with shaft holes, one end of the connecting block 8 is provided with a shaft hole, the other end of the connecting block 8 is provided with a rectangular hole, one end of the pull rod 5 is hinged with the shaft hole of the connecting block 8, one end of the connecting block 8 provided with the rectangular hole penetrates through the rectangular hole of the bulldozer chain hub 100 and is fixed with the inserting block 9 through a screw, and the other end of the pull rod 5 is hinged with the limiting groove 13 of the dismounting body 2; according to the connection mode, 3 pull rods 5, 3 connecting blocks 8 and 3 inserting blocks 9 are connected into 3 sets of tension devices, one end of each set of tension device 3 is hinged to 3 limiting grooves 13 of the dismounting body 2, and the other end of each set of tension device 3 is fixed to 3 long circular holes of the bulldozer chain wheel hub 100.
When the dismounting device is ready to dismount, one end of the dismounting sleeve 1 with the large diameter is sleeved on the axle head of the half axle of the bulldozer and abuts against the end face of the gear hub 200 of the bulldozer, the top of the jack component 3 abuts against the bottom surface of the dismounting sleeve 1, the connecting block 8 penetrates through the long round hole in the hub 100 of the bulldozer, and the inserting block 9 is inserted into the long round hole in the connecting block 8 and is fixed by screws. During the dismantlement, dismantle cover 1 and fix bull-dozer gear hub 200, through jack subassembly 3 extension, pull rod 5, connecting block 8 and inserted block 9, pull down the sprocket hub.
The pull rod 5 and the dismounting body 2, and the pull rod 5 and the connecting block 8 can be hinged through a connecting shaft and a cotter pin.
According to the chain wheel hub dismounting device for the bulldozer, the jack assembly 3 can be replaced by an oil cylinder assembly under the condition that a hydraulic station exists, so that the automation degree and the working efficiency are improved.
When chooseing for use the oil cylinder subassembly, meet the oil inlet and outlet of going into of the oil outlet with hydraulic pressure station on the oil cylinder subassembly, directly can use when chooseing for use the jack subassembly, the preferred 50t grades of jack subassembly.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (3)
1. The utility model provides a bull-dozer is with dismantling sprocket hub device which characterized in that: the device comprises a disassembling sleeve, a disassembling body, a jack component, 3 pull rods, 3 connecting blocks and 3 inserting blocks; the disassembling sleeve is in a hollow step shaft shape, and the end with the small diameter is provided with a bottom surface; the dismounting body is integrally formed by welding a bottom plate, a sleeve and 3 limiting grooves, and the 3 limiting grooves are arranged on the same plane and are in Y-shaped uniform parts; the bottom plate of the jack component is connected with the bottom plate of the dismounting body through a bolt; both ends of the pull rod are provided with shaft holes, one end of the connecting block is provided with a shaft hole, the other end of the connecting block is provided with a rectangular hole, one end of the pull rod is hinged with the shaft hole of the connecting block, one end of the connecting block, which is provided with the rectangular hole, penetrates through the rectangular hole of the bulldozer chain hub and is fixed with the inserting block by using a screw, and the other end of the pull rod is hinged with the limiting groove of the dismounting body; according to the connection mode, 3 pull rods, 3 connecting blocks and 3 inserting blocks are connected to form 3 sets of tension devices, one end of each set of tension device is hinged to 3 limiting grooves of the dismounting body, and the other end of each set of tension device is fixed to 3 long round holes of the bulldozer chain wheel hub.
2. A dismounting sprocket hub device for bulldozer according to claim 1, characterized in that: the pull rod is hinged with the dismounting body and the connecting block through a connecting shaft and a cotter pin.
3. A dismounting sprocket hub device for bulldozer according to claim 1, characterized in that: the jack assembly may be replaced with a cylinder assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023329932.0U CN216504810U (en) | 2020-12-27 | 2020-12-27 | Sprocket hub dismounting device for bulldozer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023329932.0U CN216504810U (en) | 2020-12-27 | 2020-12-27 | Sprocket hub dismounting device for bulldozer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216504810U true CN216504810U (en) | 2022-05-13 |
Family
ID=81461940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023329932.0U Active CN216504810U (en) | 2020-12-27 | 2020-12-27 | Sprocket hub dismounting device for bulldozer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216504810U (en) |
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2020
- 2020-12-27 CN CN202023329932.0U patent/CN216504810U/en active Active
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