CN108527247B - Bearing dismounting tool - Google Patents

Bearing dismounting tool Download PDF

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Publication number
CN108527247B
CN108527247B CN201810774161.4A CN201810774161A CN108527247B CN 108527247 B CN108527247 B CN 108527247B CN 201810774161 A CN201810774161 A CN 201810774161A CN 108527247 B CN108527247 B CN 108527247B
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China
Prior art keywords
hole
sleeve
vertical arms
connecting block
holes
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CN201810774161.4A
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Chinese (zh)
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CN108527247A (en
Inventor
岑颖明
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Zhuji Qianbai needle knitwear Co.,Ltd.
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Zhuji Huangang Machinery Factory
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Priority to CN201810774161.4A priority Critical patent/CN108527247B/en
Priority to CN202010280919.6A priority patent/CN111390825A/en
Publication of CN108527247A publication Critical patent/CN108527247A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/02Hand 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
    • B25B27/06Hand 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
    • B25B27/062Hand 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)

Abstract

A bearing disassembling tool relates to a tool for disassembling a bearing, wherein a connecting block (2) is arranged on the lower surface of a handle (1), the upper end of a screw rod (8) is hinged with the middle part of the lower surface of the connecting block (2), the upper ends of two inclined rods (6) are respectively arranged on two sides of the lower surface of the connecting block (2), the two inclined rods (6) are in a splayed structure, the upper ends of two springs (26) are respectively connected with the two inclined rods (6), and hammer heads (9) are respectively arranged at the lower ends of the two springs (26); the screw (8) is sleeved with an internal thread (14) of the internal thread pipe (13), the middle part of the cross beam (12) is connected with two sides of the upper end of the internal thread pipe (13), the upper ends of the two vertical arms (16) are respectively hinged with two ends of the cross beam (12), and hook pieces (19) are respectively arranged on opposite surfaces of the lower ends of the two vertical arms (16); the handle control screw rod is used for rapidly taking down the bearing by clamping the bearing by the two vertical arms and continuously beating the two hammers.

Description

Bearing dismounting tool
Technical Field
The invention relates to a tool for disassembling a bearing, in particular to a bearing disassembling tool.
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, that is, the shaft and the bearing inner race are usually in interference fit.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a bearing dismounting tool, which enables a handle control screw to rapidly take down a bearing by clamping the bearing through two vertical arms and continuously beating two hammers.
In order to achieve the purpose, the invention adopts the following technical scheme:
a bearing disassembling tool comprises a handle, a screw rod, two inclined rods, springs, hammers, an internal thread pipe, a cross beam and a vertical arm, wherein a connecting block is arranged on the lower surface of the handle, the upper end of the screw rod is hinged with the middle of the lower surface of the connecting block, the upper ends of the two inclined rods are respectively arranged on two sides of the lower surface of the connecting block, the two inclined rods are in a splayed structure, the upper ends of the two springs are respectively connected with the two inclined rods, and the hammers are respectively arranged at the lower ends of the two springs; the internal thread cover of internal thread pipe is in on the screw rod, the both sides of internal thread pipe upper end are connected in the crossbeam middle part, and the coexistence arm upper end is articulated with the both ends of crossbeam respectively and is connected, is equipped with the hook piece on the opposite face of coexistence arm lower extreme respectively.
The bearing disassembling tool is characterized in that the handle is of a square structure.
Bearing extracting tool, the lower surface middle part of connecting block is equipped with the pit be equipped with outer shaft hole respectively on the connecting block front and back wall of pit, the upper end of screw rod is equipped with the shaft hole, and the outer shaft hole and the screw rod shaft hole of axle series connection piece form the articulated connection of screw rod upper end and connecting block lower surface middle part.
The bearing disassembling tool is characterized in that a polished rod is arranged at the upper end of the screw rod, a shaft hole is formed in the upper end of the polished rod, and the outer shaft hole and the polished rod shaft hole of the shaft series connection connecting block form hinged connection of the upper end of the polished rod and the middle part of the lower surface of the connecting block.
The bearing extracting tool, 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 adapter sleeve is equipped with the blind hole, the upper end blind hole to the outer wall both sides of adapter sleeve are equipped with the hole respectively, by the through-hole of pin joint necking down pole and the hole of adapter sleeve, be equipped with big trepanning at the lower terminal surface of adapter sleeve.
The connecting sleeve comprises a connecting pipe and a sleeve, a blind hole is formed in the upper end face of the connecting pipe, holes are formed from the blind hole in the upper end of the connecting pipe to two sides of the outer wall of the connecting pipe respectively, and a through hole of the necking rod and the holes of the connecting pipe are connected through pins; the lower end of the connecting pipe is connected with the upper end of the expanded casing pipe, and the lower end surface of the casing pipe is provided with a large trepan boring.
The bearing disassembling tool 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 disassembling tool is characterized in that a middle-small sleeve hole and a small sleeve hole are sequentially arranged at the upper part of a large sleeve hole in the sleeve.
The bearing disassembling tool is characterized in that two sides of the lower part of the internal thread pipe are respectively provided with a protruding piece with a hanging hole, the middle parts of opposite surfaces of the two vertical arms are respectively provided with a spring hole, the inner ends of the two tension springs are respectively connected with the hanging holes of the two protruding pieces, and the outer ends of the two tension springs are respectively connected with the spring holes of the two vertical arms.
The bearing disassembling tool is characterized in that openings are respectively arranged at the upper ends of the two vertical arms, connecting shaft holes are respectively arranged from the middle parts of the opening walls of the two vertical arms to the outer surfaces of the two vertical arms, connecting shaft holes are respectively arranged at the two ends, close to the cross beam, of the cross beam, the two ends of the cross beam penetrate through the openings of the two vertical arms, and the upper ends of the two vertical arms are respectively hinged and connected with the two ends of the cross beam through the two connecting shafts.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the bearing disassembling tool provided by the invention has the advantages that the two hammers are arranged, so that the bearing can be disassembled more conveniently and more easily, and the bearing disassembling tool can be suitable for disassembling bearings of installation shafts with different diameters through sleeve holes with different diameters of the connecting sleeve; 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 connecting sleeve structure of the present invention;
FIG. 4 is a schematic view of an internally threaded tube of the present invention;
FIG. 5 is a schematic view of the present invention in an upright configuration;
in the figure: 1. a handle; 2. connecting blocks; 3. an outer axle hole; 4. a pit; 5. a shaft hole; 6. a diagonal bar; 7. a polish rod; 8. a screw; 9. a hammer head; 10. a neck reduction bar; 11. a through hole; 12. a cross beam; 13. an internally threaded tube; 14. an internal thread; 15. a tension spring; 16. erecting an arm; 17. a connecting pipe; 18. connecting sleeves; 19. a hook sheet; 20. a large trepan boring; 21. blind holes; 22. an aperture; 23. a spring hole; 24. a raised piece; 25. a connecting shaft; 26. a spring; 27. a shaft; 28. A small trepan boring; 29. a sleeve; 30. middle and small trepanning; 31. a middle large trepan boring; 32. Connecting the shaft hole; 33. hanging holes; 34. and (6) opening.
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 disassembling tool described in conjunction with the attached figures 1-5 comprises a handle 1, a screw 8, an inclined rod 6, a spring 26, a hammer 9, an internal threaded pipe 13, a beam 12 and a vertical arm 16, wherein the handle 1 is in a structure like a Chinese character 'kou', the lower surface of the handle 1 is provided with a connecting block 2, the middle part of the lower surface of the connecting block 2 is provided with a pit 4, the front wall and the rear wall of the connecting block 2 of the concave pit 4 are respectively provided with an outer shaft hole 3, the upper end of the screw rod 8 is provided with a polish rod 7, the upper end of the polish rod 7 is provided with a shaft hole 5, the shaft 27 is connected with the outer shaft hole 3 of the connecting block 2 and the shaft hole 5 of the polish rod 7 in series to form hinged connection of the upper end of the polish rod 7 and the middle part of the lower surface of the connecting block 2, the upper ends of the two inclined rods 6 are respectively arranged at two sides of the lower surface of the connecting block 2, the two inclined rods 6 are in a splayed structure, the upper ends of the two springs 26 are respectively connected with the two inclined rods 6, and the lower ends of the two springs 26 are respectively; the screw 8 is sleeved with an internal thread 14 of the internal thread pipe 13, the middle part of the cross beam 12 is connected with two sides of the upper end of the internal thread pipe 13, the upper ends of the two vertical arms 16 are respectively hinged with two ends of the cross beam 12, and hook pieces 19 are respectively arranged on opposite surfaces of the lower ends of the two vertical arms 16.
With reference to fig. 5, 1 and 2, the upper ends of the two vertical arms 16 are respectively provided with a gap 34, the middle part of the wall of the gap 34 of the two vertical arms 16 to the outer surface of the two vertical arms 16 are respectively provided with a connecting shaft hole 32, the two ends of the cross beam 12 close to the two ends are respectively provided with a connecting shaft hole 32, the two ends of the cross beam 12 penetrate through the gap 34 of the two vertical arms 16, and the two connecting shafts 25 respectively connect the upper ends of the two vertical arms 16 and the two ends of the cross beam 12 in a hinged manner.
With reference to fig. 1, 2 or 3, a neck rod 10 is arranged at the lower end of the screw rod 8, a through hole 11 is arranged on the neck rod 10, a blind hole 21 is arranged on the upper end surface of the connecting sleeve 18, holes 22 are respectively arranged from the blind hole 21 at the upper end of the connecting sleeve 18 to two sides of the outer wall, the through hole 11 of the neck rod 10 and the holes 22 of the connecting sleeve 18 are connected by pins, and a large sleeve hole 20 is arranged on the lower end surface of the connecting sleeve 18; the connecting sleeve 18 comprises a connecting pipe 17 and a sleeve 29, a blind hole 21 is arranged on the upper end face of the connecting pipe 17, holes 22 are respectively arranged from the blind hole 21 on the upper end of the connecting pipe 17 to two sides of the outer wall of the connecting pipe 17, and the through hole 11 of the necking rod 10 and the holes 22 of the connecting pipe 17 are connected through pins; the lower end of the connecting pipe 17 is connected with the upper end of a diameter-expanded sleeve 29, and the lower end surface of the sleeve 29 is provided with a large trepan boring 20; a middle large trepanning 31 is arranged at the upper part of the large trepanning 20 on the lower end surface of the sleeve 29; the upper part of the large trepanning 31 in the sleeve 29 is sequentially provided with a small trepanning 30 and a small trepanning 28.
With reference to fig. 1, 2 or 4, two sides of the lower portion of the female thread pipe 13 are respectively provided with a protruding piece 24 having a hanging hole 33, spring holes 23 are respectively arranged in the middle of opposite surfaces of the two vertical arms 16, inner ends of the two tension springs 15 are respectively connected with the hanging holes 33 of the two protruding pieces 24, and outer ends of the two tension springs 15 are respectively connected with the spring holes 23 of the two vertical arms 16.
The bearing disassembling tool is implemented in the following mounting process:
the lower ends of two springs 26 are respectively fixed on two hammers 9, then the upper parts of the two springs 26 are sleeved on two inclined rods 6 at the lower part of a connecting block 2 of a handle 1, and a polish rod 7 penetrates into a pit 4 of the connecting block 2 and is connected in series by using a shaft 27; the upper parts of the two vertical arms 16 are respectively connected to the two ends of the cross beam 12 through connecting shafts 25, hooks at the inner ends of the two tension springs 15 are used for hooking hanging holes 33 of the convex sheets 24 at the two sides of the lower part of the internal threaded pipe 13, and the hooks at the inner ends of the two tension springs 15 are used for fixing and preventing falling off; hooks at the outer ends of the two tension springs 15 are respectively hooked on spring holes 23 of the two vertical arms 16, and the hooks at the outer ends of the two tension springs 15 are fixed by signature to prevent falling off; the screw 8 is connected by the internal thread 14 of the internal thread pipe 13 and then assembled;
the use process of the invention is as follows:
according to the specific situation of a mounting shaft of the bearing, the necking rod 10 is directly propped against the shaft end when the shaft end is proper; if the shaft end is smooth, the connecting pipe 17 of the connecting sleeve 18 is installed on the necking rod 10 through a pin 'split pin', the small trepanning 28, the small trepanning 30, the medium-large trepanning 31 or the large trepanning 20 arranged in the lower portion of the connecting sleeve 18 is sleeved on the installation shaft of the bearing through a proper caliber, the hook piece 19 of the vertical arm 16 is hooked on the lower portion of the bearing, the handle 1 starts to be screwed, the bearing is slowly separated from the installation shaft under the action of the external thread of the screw 8 and the internal thread 14 of the internal thread pipe 13, if the bearing is clamped firmly, the two hammers 9 are adjusted to enable the two hammers 9 to correspond to the outer sides of the two vertical arms 16, the handle 1 is swung left and right, the two springs 26 drive the two hammers 9 to repeatedly hit the two vertical arms 16, the bearing is pushed to start to move under the slope on the outer sides of 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, includes handle (1), screw rod (8), down tube (6), spring (26), tup (9), internal thread pipe (13), crossbeam (12) and found arm (16), characterized by: the lower surface of the handle (1) is provided with a connecting block (2), the upper end of a screw rod (8) is hinged with the middle part of the lower surface of the connecting block (2), the upper ends of two inclined rods (6) are respectively arranged at two sides of the lower surface of the connecting block (2), the two inclined rods (6) are in a splayed structure, the upper ends of two springs (26) are respectively connected with the two inclined rods (6), and the lower ends of the two springs (26) are respectively provided with a hammer head (9); the screw (8) is sleeved with an internal thread (14) of the internal thread pipe (13), the middle part of the cross beam (12) is connected with two sides of the upper end of the internal thread pipe (13), the upper ends of the two vertical arms (16) are respectively hinged with two ends of the cross beam (12), and hook pieces (19) are respectively arranged on opposite surfaces of the lower ends of the two vertical arms (16);
a necking rod (10) is arranged at the lower end of the screw rod (8), a through hole (11) is formed in the necking rod (10), a blind hole (21) is formed in the upper end face of the connecting sleeve (18), holes (22) are formed from the blind hole (21) in the upper end of the connecting sleeve (18) to two sides of the outer wall of the connecting sleeve respectively, the through hole (11) of the necking rod (10) and the holes (22) of the connecting sleeve (18) are connected through pins, and a large sleeve hole (20) is formed in the lower end face of the connecting sleeve (18);
the connecting sleeve (18) comprises a connecting pipe (17) and a sleeve (29), a blind hole (21) is formed in the upper end face of the connecting pipe (17), holes (22) are formed from the blind hole (21) in the upper end of the connecting pipe (17) to two sides of the outer wall of the connecting pipe respectively, and the through hole (11) of the necking rod (10) and the holes (22) of the connecting pipe (17) are connected through pins; the lower end of the connecting pipe (17) is connected with the upper end of a diameter-expanded sleeve (29), and the lower end surface of the sleeve (29) is provided with a large trepan boring (20);
a middle large trepanning (31) is arranged at the upper part of the large trepanning (20) on the lower end surface of the sleeve (29);
the upper part of the large sleeve hole (31) in the sleeve (29) is sequentially provided with a small sleeve hole (30) and a small sleeve hole (28).
2. A bearing removal tool as claimed in claim 1, wherein: the handle (1) is of a square structure.
3. A bearing removal tool as claimed in claim 1, wherein: the lower surface middle part of connecting block (2) is equipped with pit (4) be equipped with outer shaft hole (3) respectively on the connecting block (2) front rear wall of pit (4), the upper end of screw rod (8) is equipped with shaft hole (5), and outer shaft hole (3) and screw rod (8) shaft hole (5) of axle (27) series connection connecting block (2) form the articulated connection in screw rod (8) upper end and connecting block (2) lower surface middle part.
4. A bearing removal tool as claimed in claim 3, wherein: be equipped with polished rod (7) in the upper end of screw rod (8), the upper end of polished rod (7) is equipped with shaft hole (5), and outer shaft hole (3) and polished rod (7) shaft hole (5) of axle (27) series connection connecting block (2) form the articulated connection of polished rod (7) upper end and connecting block (2) lower surface middle part.
5. A bearing removal tool as claimed in claim 1, wherein: the two sides of the lower part of the internal thread pipe (13) are respectively provided with a convex sheet (24) with a hanging hole (33), the middle parts of the opposite surfaces of the two vertical arms (16) are respectively provided with a spring hole (23), the inner ends of the two tension springs (15) are respectively connected with the hanging holes (33) of the two convex sheets (24), and the outer ends of the two tension springs (15) are respectively connected with the spring holes (23) of the two vertical arms (16).
6. A bearing removal tool as claimed in claim 1, wherein: openings (34) are respectively formed in the upper ends of the two vertical arms (16), connecting shaft holes (32) are respectively formed from the middle of the wall of the openings (34) of the two vertical arms (16) to the outer face of the two vertical arms (16), connecting shaft holes (32) are respectively formed in the two ends, close to the cross beam (12), of the cross beam (12), the two ends of the cross beam (12) penetrate through the openings (34) of the two vertical arms (16), and the upper ends of the two vertical arms (16) are hinged to the two ends of the cross beam (12) through two connecting shafts (25).
CN201810774161.4A 2018-07-16 2018-07-16 Bearing dismounting tool Active CN108527247B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201810774161.4A CN108527247B (en) 2018-07-16 2018-07-16 Bearing dismounting tool
CN202010280919.6A CN111390825A (en) 2018-07-16 2018-07-16 Bearing dismounting tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810774161.4A CN108527247B (en) 2018-07-16 2018-07-16 Bearing dismounting tool

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202010280919.6A Division CN111390825A (en) 2018-07-16 2018-07-16 Bearing dismounting tool

Publications (2)

Publication Number Publication Date
CN108527247A CN108527247A (en) 2018-09-14
CN108527247B true CN108527247B (en) 2020-10-09

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ID=63488114

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202010280919.6A Withdrawn CN111390825A (en) 2018-07-16 2018-07-16 Bearing dismounting tool
CN201810774161.4A Active CN108527247B (en) 2018-07-16 2018-07-16 Bearing dismounting tool

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN202010280919.6A Withdrawn CN111390825A (en) 2018-07-16 2018-07-16 Bearing dismounting tool

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CN (2) CN111390825A (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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
TW201038369A (en) * 2009-04-17 2010-11-01 You-Chen Chen Portable hydraulic puller
CN104858834A (en) * 2015-04-28 2015-08-26 中国人民解放军济南军区72465部队 Disassembly and assembly tool for support sleeve
CN204686803U (en) * 2015-06-12 2015-10-07 安徽华茂纺织股份有限公司 Adjustable bearing nondestructive demounting device
CN204772351U (en) * 2015-06-16 2015-11-18 常熟理工学院 Quick extracting tool of old and useless car bearing
CN204736175U (en) * 2015-06-30 2015-11-04 甘肃酒钢集团宏兴钢铁股份有限公司 Combination tool is dismantled to bearing and shaft coupling
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

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CN108527247A (en) 2018-09-14
CN111390825A (en) 2020-07-10

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