CN220179227U - Frock is dismantled to blind hole bearing - Google Patents
Frock is dismantled to blind hole bearing Download PDFInfo
- Publication number
- CN220179227U CN220179227U CN202320703478.5U CN202320703478U CN220179227U CN 220179227 U CN220179227 U CN 220179227U CN 202320703478 U CN202320703478 U CN 202320703478U CN 220179227 U CN220179227 U CN 220179227U
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- CN
- China
- Prior art keywords
- rotor
- blind hole
- stator
- jack catch
- bolt
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000000078 claw Anatomy 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a blind hole bearing disassembly tool, which comprises the following components: the tool is novel in design, compact in structure, capable of conveniently drawing a blind hole from a blind hole bearing in an intact mode, suitable for working conditions that a common puller cannot use, simple to operate, capable of greatly reducing labor intensity of maintenance workers and improving working efficiency, and high in popularization value and practical value.
Description
Technical Field
The utility model relates to a blind hole bearing dismounting tool, and belongs to the field of mechanical universal tools and tools.
Background
The rolling bearings are designed in the rear covers of the hydraulic components such as the hydraulic pump and the hydraulic motor, and the bearing mounting holes in the rear covers of the hydraulic components such as the hydraulic pump and the hydraulic motor are generally designed into blind holes due to factors such as product structures and design space, the outer ring of the bearing and the blind holes of the rear cover are generally in transitional eccentric interference fit, the axial space of the bottom is small, the bearing cannot be removed by a common puller in the maintenance process, and a bearing disassembly tool suitable for the working conditions is urgently designed.
Disclosure of Invention
The utility model aims to provide a practical blind hole bearing dismounting tool which is compact in structure, practical and efficient, and can be suitable for a small space between a blind hole bearing and a rear cover.
In order to solve the problems, the utility model is realized by the following technical scheme:
a blind hole bearing dismantles frock, its structure includes: stator (1), rotor (2), pin (3), connecting rod (4), jack catch (5), bolt (6), screw (7), handle (8), stator (1) is articulated with rotor (2), rotor (2) can be relative stator (1) two-way swing, it has T type groove to open on stator (1), rotor (2) take three equipartition otic placode, rotor (2) otic placode open has the unthreaded hole, it has the screw thread through-hole to open at rotor (2) center, open at connecting rod (4) both ends has the unthreaded hole, jack catch (5) are T type structure, cooperate with stator (1) T type groove, jack catch (5) can slide back and forth in T type inslot on stator (1), open on jack catch (5) has the unthreaded hole, have wedge structure on jack catch (5) for embedded bearing inner circle and blind hole edge gap, rotor (2) are connected through pin (3) hinge, form a crank slider mechanism with rotor (2) screw pair connection.
When the bolt (6) rotates clockwise, the rotor (2) rotates clockwise under the driving of friction force of the screw thread pair of the bolt (6), the rotor (2) rotates clockwise, and the claw (5) is driven to extend outwards through the connecting rod (4).
The wedge-shaped structure at the outer side of the claw (5) is clamped into a gap between the bearing inner ring and the blind hole.
The handle (8) is rigidly connected with the stator (1) through two screws (7).
Compared with the prior art, the utility model has the beneficial effects that: the tool for disassembling the blind hole bearing is novel in design, compact in structure, capable of conveniently drawing the blind hole bearing out of the blind hole without damage, suitable for the working condition that a common puller cannot be used, simple to operate, greatly reduced in labor intensity of maintenance workers, improved in working efficiency, and extremely high in popularization value and practical value.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a block diagram of the present utility model;
in the figure: 1 stator, 2 rotor, 3 pin, 4 connecting rod, 5 jack catch, 6 bolt, 7 screw, 8 handle.
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. 1-2, the present utility model provides a technical solution: a blind hole bearing dismantles frock, its structure includes: stator 1, rotor 2, pin 3, connecting rod 4, jack catch 5, bolt 6, screw 7, handle 8, stator 1 and rotor 2 are articulated, rotor 2 can two-way swing relative stator 1, it has T type groove to open on the stator 1, rotor 2 takes three equipartition otic placode, rotor 2 otic placode is opened there is the unthreaded hole, rotor 2 center is opened there is the screw through-hole, open at connecting rod 4 both ends has the unthreaded hole, jack catch 5 is T type structure, realize T type groove cooperation with stator 1, jack catch 5 can slide back and forth in T type inslot on stator 1, open on jack catch 5 has the unthreaded hole, there is wedge structure on the jack catch 5 for embedding bearing inner race and blind hole edge gap, rotor 2 and jack catch 5 and connecting rod 4 pass through pin 3 articulated connection, form a crank slider mechanism, bolt 6 and rotor 2 screw pair connection, when bolt 6 clockwise rotation under the friction force drive of bolt 6, rotor 2 clockwise rotation, drive 5 outwards extend through connecting rod 4, 5 outside wedge structure, the card is gone into the bearing and the blind hole is connected with the jack catch 8 through the rigidity of inner race 7.
The device rotates the bolt 6 anticlockwise when in use, the rotor 2 rotates under the drive of friction force, the claw 5 is driven by the connecting rod 4 to retract inwards, at the moment, the tool is integrally installed into the bearing inner ring, the handle 8 is grasped, when the bolt 6 is screwed down, the stator 1 is guaranteed not to rotate, at the moment, the rotor 2 starts rotating under the drive of the bolt 6, the claw 5 extends outwards until the wedge-shaped mechanism of the claw 5 is clamped into the gap between the bearing inner ring and the blind hole, at the moment, the bolt 6 is continuously screwed down, at the moment, the claw 5 can not rotate until reaching the limit, during the process of continuously screwing down the bolt 6, the selective movement of the bolt is converted into the axial upward movement of the stator 1, the rotor 2 and the like, and the bearing is driven to move upwards together until the bearing is pulled out.
The details not described in detail in the specification belong to the prior art known to the person skilled in the art, standard parts used in the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details not described in detail in the specification belong to the prior art known to the person skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (4)
1. A blind hole bearing dismantles frock, its structure includes: stator (1), rotor (2), pin (3), connecting rod (4), jack catch (5), bolt (6), screw (7), handle (8), its characterized in that stator (1) is articulated with rotor (2), rotor (2) can be relative stator (1) two-way swing, it has T type groove to open on stator (1), rotor (2) take three equipartition otic placode, rotor (2) otic placode to open has the unthreaded hole, it has the screw through-hole to open at rotor (2) center, open at connecting rod (4) both ends has the unthreaded hole, jack catch (5) are T type structure, cooperate with stator (1) T type groove, jack catch (5) can slide around the T type inslot on stator (1), open has the unthreaded hole on jack catch (5), have wedge structure on jack catch (5) for embedded bearing inner circle and blind hole edge gap, rotor (2) are articulated with jack catch (5) and connecting rod (4) through pin (3) and are connected, form a crank slider mechanism, bolt (6) are vice with rotor (2) screw pair connection.
2. The blind hole bearing disassembly tool according to claim 1, wherein: when the bolt (6) rotates clockwise, the rotor (2) rotates clockwise under the driving of friction force of the screw thread pair of the bolt (6), the rotor (2) rotates clockwise, and the claw (5) is driven to extend outwards through the connecting rod (4).
3. The blind hole bearing disassembly tool according to claim 1, wherein: the wedge-shaped structure at the outer side of the claw (5) is clamped into a gap between the bearing inner ring and the blind hole.
4. The blind hole bearing disassembly tool according to claim 1, wherein: the handle (8) is rigidly connected with the stator (1) through two screws (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320703478.5U CN220179227U (en) | 2023-04-03 | 2023-04-03 | Frock is dismantled to blind hole bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320703478.5U CN220179227U (en) | 2023-04-03 | 2023-04-03 | Frock is dismantled to blind hole bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220179227U true CN220179227U (en) | 2023-12-15 |
Family
ID=89106228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320703478.5U Active CN220179227U (en) | 2023-04-03 | 2023-04-03 | Frock is dismantled to blind hole bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220179227U (en) |
-
2023
- 2023-04-03 CN CN202320703478.5U patent/CN220179227U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |