CN108544423B - Bearing detaching tool with hammering function - Google Patents
Bearing detaching tool with hammering function Download PDFInfo
- Publication number
- CN108544423B CN108544423B CN201810774152.5A CN201810774152A CN108544423B CN 108544423 B CN108544423 B CN 108544423B CN 201810774152 A CN201810774152 A CN 201810774152A CN 108544423 B CN108544423 B CN 108544423B
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- hole
- rods
- vertical
- vertical arms
- bearing
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- 241000425571 Trepanes Species 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/06—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
- B25B27/062—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races using screws
Abstract
A bearing detaching tool with a hammering function relates to a tool for detaching a bearing, wherein the middle part of a beam (6) is connected to two sides of the upper end of an internal threaded pipe (24), vertical rods (11) are respectively arranged at the lower parts of the two ends, which are close to the beam, of the beam, the upper ends of two vertical arms (10) are respectively hinged to two sides of the lower part of the internal threaded pipe, the inner ends of two pushing rods (15) are respectively hinged to the lower ends of the two vertical arms, the middle parts of the two pushing rods are positioned in long round holes (16) arranged at the lower parts of the two vertical rods, springs (12) are respectively sleeved between the vertical arms and the vertical rods of the two pushing rods, hook pieces (18) are respectively arranged on opposite surfaces of the lower ends of the two vertical arms, and the; the two-stroke hammer is used for clamping the bearing through the two vertical arms and utilizing the small hammer to assist in striking the two-stroke head, and meanwhile, the handle controls the internal threaded pipe and the screw to quickly take down the bearing.
Description
Technical Field
The invention relates to a tool for disassembling a bearing, in particular to a bearing disassembling tool with a hammering function.
Background
As is known, a bearing is a key component in mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient during the movement of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. Among them, rolling bearings are the most common, and the service life of the bearings is usually short, mainly because the bearings are worn and damaged not by fatigue but by abrasion, corrosion, seal damage and the like during use, and the damaged bearings need to be replaced; however, in order to stably mount the bearing inner race to the shaft in use, it is generally necessary to firmly connect the bearing inner race to the shaft, and "the shaft and the bearing inner race are generally in interference fit", but when the bearing is replaced, the bearing mounted on the shaft is difficult to remove, and the conventional method of hammering the bearing outer race to remove the bearing is also difficult to achieve.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a bearing dismounting tool with a hammering function.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a bearing extracting tool with hammering function, includes internal thread pipe, crossbeam, founds arm, pole setting, impulse lever, spring and screw rod, and the crossbeam middle part is connected in internal thread pipe upper end both sides, is equipped with the pole setting respectively near both ends lower part at the crossbeam, and the upper end of two founds arms articulates respectively and connects in internal thread pipe lower part both sides, and the lower extreme at two founds arms is articulated respectively in the inner of two impulse levers, the well middle part other of two impulse levers has the spring in the slotted hole that two pole setting lower parts set up, and the cover has respectively between the arm of founding of two impulse levers and the pole setting, is equipped with the hook piece on the opposite face of two founding arm lower extremes respectively, and the screw rod.
The bearing detaching tool with the hammering function is characterized in that two ends of the cross beam are respectively provided with an upwarping rod, and two upwarping rods of the cross beam are respectively provided with a handle.
The bearing detaching tool with the hammering function is provided with a hanging hole at the upper end of the screw rod.
Bearing extracting tool with hammering function, be equipped with the necking down pole at the lower extreme of screw rod, be equipped with the through-hole on the necking down pole, the up end of connecting pipe is equipped with the blind hole, the upper end blind hole to the outer wall both sides of connecting pipe are equipped with the hole respectively, by the through-hole of pin joint necking down pole and the hole of connecting pipe, be equipped with big trepanning at the lower terminal surface of connecting pipe.
The bearing detaching tool with the hammering function is characterized in that the lower end of the connecting pipe is provided with an expanded sleeve, and the large sleeve hole is formed in the upper portion of the lower end of the sleeve.
The bearing detaching tool with the hammering function is characterized in that a middle large sleeve hole is formed in the upper portion of a large sleeve hole in the lower end face of the sleeve.
The bearing dismounting tool with the hammering function is characterized in that a middle-small sleeve hole and a small sleeve hole are sequentially formed in the upper portion of a large sleeve hole in the sleeve.
The bearing detaching tool with the hammering function is characterized in that two convex blocks are respectively arranged on the outer sides of the lower parts of the two vertical arms, the inner ends of the two pushing rods are respectively inserted into an outer gap formed between the two convex blocks on the outer sides of the lower parts of the vertical arms, and the two pushing rods are hinged with the two vertical arms by respectively connecting shaft connecting holes A of the two convex blocks of the vertical arms and shaft connecting holes B of the inner ends of the two pushing rods in series through two shafts B; the lower ends of the two vertical rods are respectively provided with an outer inclined rod, and the long round holes are formed in the outer inclined rods.
The bearing detaching tool with the hammering function is characterized in that hammering heads are respectively arranged at the outer ends of the two pushing rods.
The bearing detaching tool with the hammering function is characterized in that two sides of the lower part of the inner threaded pipe are respectively provided with a protruding piece with a connecting shaft hole, the upper ends of the two vertical arms are respectively provided with an upper notch, the middle parts of the upper notch walls of the two vertical arms to the outer surfaces of the two vertical arms are respectively provided with a shaft hole, the two protruding pieces are respectively penetrated in the upper notches of the two vertical arms, and the upper ends of the two vertical arms and the two protruding pieces are respectively connected in series to form hinged connection through two shafts A.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
according to the bearing dismounting tool with the hammering function, the hook piece of the vertical arm can be knocked to loosen the bearing, the handle controls the cross beam to drive the internal threaded pipe to enable the screw to tightly push against the mounting shaft, so that the bearing is dismounted more labor-saving and convenient, and sleeve holes with different diameters in the sleeve can be suitable for dismounting bearings of mounting shafts with different diameters; the invention overcomes the defect that the mounting shaft is easy to be damaged when the bearing is taken down by a hammering mode in the prior art.
Drawings
FIG. 1 is a schematic view of the assembled structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the construction of the sleeve and connecting tube of the present invention;
FIG. 4 is a schematic view of the construction of the internally threaded tube, cross-beam and upright of the present invention;
FIG. 5 is a view of section A of FIG. 4;
FIG. 6 is a schematic perspective view of the present invention;
FIG. 7 is a perspective view of the push rod of the present invention;
in the figure: 1. hanging holes; 2. a screw; 3. a handle; 4. a neck reduction bar; 5. a through hole; 6. a cross beam; 7. an internal thread; 8. a raised piece; 9. an axis A; 10. erecting an arm; 11. erecting a rod; 12. a spring; 13. a raised block; 14. a striking head; 15. a push rod; 16. a long round hole; 17. a shaft B; 18. a hook sheet; 19. a large trepan boring; 20. a sleeve; 21. blind holes; 22. a connecting pipe; 23. an aperture; 24. an internally threaded tube; 25. a small trepan boring; 26. middle and small trepanning; 27. a middle large trepan boring; 28. Raising the rod; 29. connecting the shaft hole; 30. an outer diagonal rod; 31. a shaft hole; 32. An upper gap; 33. an outer opening; 34. a shaft connecting hole A; 35. and a shaft connecting hole B.
Detailed Description
The present invention will be explained in more detail by the following examples, which are intended to disclose all changes and modifications within the scope of the present invention, and the present invention is not limited to the following examples;
the bearing dismounting tool with the hammering function, which is described in conjunction with fig. 1-7, comprises an internal threaded pipe 24, a cross beam 6, a vertical arm 10, a vertical rod 11, a push rod 15, a spring 12 and a screw rod 2, wherein two ends of the cross beam 6 are respectively provided with an upwarp rod 28; the two upwarping rods 28 of the cross beam 6 are respectively provided with a handle 3, the middle part of the cross beam 6 is connected with two sides of the upper end of an internal thread pipe 24, the lower parts of the cross beam 6 close to two ends are respectively provided with an upright rod 11, two sides of the lower part of the internal thread pipe 24 are respectively provided with a convex sheet 8 with a connecting shaft hole 29, the upper ends of the two upright arms 10 are respectively provided with an upper notch 32, the middle part of the wall of the upper notch 32 of the two upright arms 10 to the outer surface of the two upright arms 10 are respectively provided with a shaft hole 31, the two convex sheets 8 are respectively penetrated in the upper notches 32 of the two upright arms 10, the upper ends of the two upright arms and the two convex sheets 8 are respectively connected in series by a diaxon A9 to form a hinged connection, the inner ends of the two pushing rods 15 are respectively hinged with the lower ends of the two upright arms 10, the middle parts of the two pushing rods 15 are respectively arranged in long round holes 16 arranged at the lower parts of the two upright rods 11, springs, the middle part of the screw rod 2 is positioned in the internal thread 7 of the internal thread pipe 24, and the upper end of the screw rod 2 is provided with a hanging hole 1 which is convenient for hanging a tool box.
With reference to fig. 1, 2 or 3, a neck rod 4 is arranged at the lower end of a screw rod 2, a through hole 5 is arranged on the neck rod 4, a blind hole 21 is arranged on the upper end face of a connecting pipe 22, holes 23 are respectively arranged from the blind hole 21 at the upper end of the connecting pipe 22 to two sides of the outer wall of the connecting pipe, the through hole 5 of the neck rod 4 and the holes 23 of the connecting pipe 22 are connected by pins, a large trepanning 19 is arranged on the lower end face of the connecting pipe 22, a diameter-expanded sleeve pipe 20 is arranged at the lower end of the connecting pipe 22, the large trepanning 19 is arranged on the upper portion of the lower end of the sleeve pipe 20, a middle and large trepanning 27 is arranged on the upper portion of the large trepanning 19 on the lower end face.
With reference to fig. 1, 2, 6 or 7, two protruding blocks 13 are respectively arranged on the outer sides of the lower portions of the two vertical arms 10, the inner ends of the two push rods 15 are respectively inserted into an outer gap 33 formed between the two protruding blocks 13 on the outer sides of the lower portions of the vertical arms 10, and the two push rods 15 are hinged to the two vertical arms 10 by connecting shaft connecting holes a34 of the two protruding blocks 13 of the vertical arms 10 and shaft connecting holes B35 of the inner ends of the two push rods 15 in series with each other through two shafts B17; the lower ends of the two vertical rods 11 are respectively provided with an outer inclined rod 30, the long round holes 16 are arranged on the outer inclined rods 30, and the outer ends of the two pushing rods 15 are respectively provided with a striking head 14.
The bearing dismounting tool with the hammering function is implemented, and the mounting process of the bearing dismounting tool is as follows:
two handles 3 are sleeved on the upwarping rods 28 at two ends of the cross beam 6, and two shafts A9 are used for connecting the shaft holes 31 at the upper ends of the two vertical arms 10 with the connecting shaft holes 29 of the convex sheets 8 at two sides of the lower part of the internal threaded pipe 24; after one end of the shaft connecting hole B35 of the two push rods 15 is conveniently inserted into the long round holes 16 of the two outer inclined rods 30, firstly, the two springs 12 are penetrated, the effect of the two springs 12 is to ensure that the hook pieces 18 of the two vertical arms 10 are always positioned at the lower part of the bearing in use, then, one end of the shaft connecting hole B35 of the two push rods 15 is respectively positioned in the outer notch 33 between the two convex blocks 13 of the two vertical arms 10 and is assembled after the two shafts B17 are connected in series;
the use process of the invention is as follows:
according to the specific situation of a mounting shaft of the bearing, the necking rod 4 is directly propped against the shaft end when the shaft end is proper; if the shaft end is smooth, the connecting pipe 22 at the upper end of the sleeve 20 is installed on the necking rod 4 through a pin 'split pin', the mounting shaft of the bearing is sleeved with any one of a small trepanning 25, a medium trepanning 26, a medium and large trepanning 27 or a large trepanning 19 which are arranged in the lower end face of the sleeve 20, the hook piece 18 of the vertical arm 10 is hooked on the lower portion of the bearing, at the moment, the handle 3 starts to be screwed, the bearing is slowly separated from the mounting shaft under the action of the external thread of the screw rod 2 and the internal thread 7 of the internal thread pipe 24, if the bearing is clamped firmly, the striking head 14 at the outer ends of the two push rods 15 is knocked by a hammer, and the bearing starts to move under the action of the push rods 15, and the slope close to the outer side at the upper portions of.
The present invention is not described in detail in the prior art.
Claims (6)
1. The utility model provides a bearing extracting tool with hammering function, includes internal thread pipe (24), crossbeam (6), found arm (10), pole setting (11), impulse lever (15), spring (12) and screw rod (2), characterized by: the middle part of a cross beam (6) is connected to two sides of the upper end of an internal threaded pipe (24), the lower parts of the cross beam (6) close to two ends are respectively provided with vertical rods (11), the upper ends of two vertical arms (10) are respectively hinged to two sides of the lower part of the internal threaded pipe (24), the inner ends of two pushing rods (15) are respectively hinged to the lower ends of the two vertical arms (10), the middle parts of the two pushing rods (15) are respectively positioned in long round holes (16) arranged at the lower parts of the two vertical rods (11), springs (12) are respectively sleeved between the vertical arms (10) and the vertical rods (11) of the two pushing rods (15), hook pieces (18) are respectively arranged on opposite surfaces of the lower ends of the two vertical arms (10), and the middle part of a screw rod (2) is positioned in an internal;
a necking rod (4) is arranged at the lower end of the screw rod (2), a through hole (5) is formed in the necking rod (4), a blind hole (21) is formed in the upper end face of the connecting pipe (22), holes (23) are formed from the blind hole (21) in the upper end of the connecting pipe (22) to two sides of the outer wall of the connecting pipe respectively, the through hole (5) of the necking rod (4) and the holes (23) of the connecting pipe (22) are connected through pins, and a large trepan boring (19) is formed in the lower end face of the connecting pipe (22);
the lower end of the connecting pipe (22) is provided with an expanded casing pipe (20), and a large casing hole (19) is arranged at the upper part of the lower end of the casing pipe (20);
a middle large trepanning (27) is arranged at the upper part of the large trepanning (19) on the lower end surface of the sleeve (20);
the upper part of the large sleeve hole (27) in the sleeve (20) is sequentially provided with a small sleeve hole (26) and a small sleeve hole (25).
2. A hammer-enabled bearing removal tool as set forth in claim 1, wherein: two ends of the cross beam (6) are respectively provided with an upwarping rod (28), and the two upwarping rods (28) of the cross beam (6) are respectively provided with a handle (3).
3. A hammer-enabled bearing removal tool as set forth in claim 1, wherein: the upper end of the screw rod (2) is provided with a hanging hole (1).
4. A hammer-enabled bearing removal tool as set forth in claim 1, wherein: the outer sides of the lower parts of the two vertical arms (10) are respectively provided with two convex blocks (13), the inner ends of the two push rods (15) are respectively inserted into an outer gap (33) formed between the two convex blocks (13) on the outer side of the lower part of the vertical arm (10), and two shafts B (17) are respectively connected in series with a shaft connecting hole A (34) of the two convex blocks (13) of the vertical arm (10) and a shaft connecting hole B (35) of the inner ends of the two push rods (15) to obtain hinged connection of the two push rods (15) and the two vertical arms (10); the lower ends of the two vertical rods (11) are respectively provided with an outer inclined rod (30), and the long circular hole (16) is arranged on the outer inclined rod (30).
5. A hammer-enabled bearing removal tool as set forth in claim 1, wherein: the outer ends of the two pushing rods (15) are respectively provided with a striking head (14).
6. A hammer-enabled bearing removal tool as set forth in claim 1, wherein: the two sides of the lower part of the internal thread pipe (24) are respectively provided with a convex sheet (8) with a connecting shaft hole (29), the upper ends of the two vertical arms (10) are respectively provided with an upper notch (32), the middle part of the wall of the upper notch (32) of the two vertical arms (10) to the outer side of the two vertical arms (10) are respectively provided with a shaft hole (31), the two convex sheets (8) are respectively penetrated in the upper notches (32) of the two vertical arms (10), and the upper ends of the two vertical arms and the two convex sheets (8) are respectively connected in series by two shafts A (9) to form hinged connection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810774152.5A CN108544423B (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
| CN202010417402.7A CN111451986A (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810774152.5A CN108544423B (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010417402.7A Division CN111451986A (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108544423A CN108544423A (en) | 2018-09-18 |
| CN108544423B true CN108544423B (en) | 2020-09-29 |
Family
ID=63492316
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010417402.7A Withdrawn CN111451986A (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
| CN201810774152.5A Active CN108544423B (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010417402.7A Withdrawn CN111451986A (en) | 2018-07-16 | 2018-07-16 | Bearing detaching tool with hammering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN111451986A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587534B (en) * | 2019-08-30 | 2020-11-27 | 太原科技大学 | Internal thread pin plays round pin device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HUP0800497A2 (en) * | 2008-08-05 | 2010-04-28 | Femtechnika Kft | Gripping device |
| DE202008012341U1 (en) * | 2008-09-16 | 2008-11-20 | Klann-Spezial-Werkzeugbau-Gmbh | Puller with separator |
| CN205889041U (en) * | 2016-06-24 | 2017-01-18 | 新昌县新剡轴承有限公司 | Dedicated concertina type bearing puller that can draw automatically of bearing processing |
| CN205928483U (en) * | 2016-07-29 | 2017-02-08 | 昆明理工大学 | Automatically controlled hydraulic shaft holds puller |
| CN106737398A (en) * | 2016-12-13 | 2017-05-31 | 广西职业技术学院 | Three-jaw bearing chest-developer |
| CN207309849U (en) * | 2017-08-09 | 2018-05-04 | 芜湖人本轴承有限公司 | A kind of adjustable bearing extractor |
| CN207415270U (en) * | 2017-09-16 | 2018-05-29 | 百事德机械（江苏）有限公司 | A kind of quick release ball bearing device |
| CN207432117U (en) * | 2017-11-10 | 2018-06-01 | 中航飞机起落架有限责任公司 | A kind of airplane wheel bearing extractor |
-
2018
- 2018-07-16 CN CN202010417402.7A patent/CN111451986A/en not_active Withdrawn
- 2018-07-16 CN CN201810774152.5A patent/CN108544423B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111451986A (en) | 2020-07-28 |
| CN108544423A (en) | 2018-09-18 |
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| TA01 | Transfer of patent application right | ||
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Effective date of registration: 20200903 Address after: No.136 Wuxie Road, Wuxie Town, Zhuji City, Shaoxing City, Zhejiang Province Applicant after: Zhuji Huangang Machinery Factory Address before: 315332 Zhejiang city of Ningbo province of the sea town of Cixi City Village River pier four Applicant before: Cen Yingming |
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Effective date of registration: 20211021 Address after: 311800 Wudu village, Wuxie Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: Zhuji Qianbai needle knitwear Co.,Ltd. Address before: 311800 No. 136, Wuxie Road, Wuxie Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhuji Huangang Machinery Factory |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A bearing disassembly tool with hammering function Effective date of registration: 20220527 Granted publication date: 20200929 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Wuxie sub branch Pledgor: Zhuji Qianbai needle knitwear Co.,Ltd. Registration number: Y2022980006480 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230517 Granted publication date: 20200929 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Wuxie sub branch Pledgor: Zhuji Qianbai needle knitwear Co.,Ltd. Registration number: Y2022980006480 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A bearing disassembly tool with hammering function Effective date of registration: 20230520 Granted publication date: 20200929 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Pledgor: Zhuji Qianbai needle knitwear Co.,Ltd. Registration number: Y2023980041103 |