CN104802127A - Differential type bearing removing device - Google Patents
Differential type bearing removing device Download PDFInfo
- Publication number
- CN104802127A CN104802127A CN201510237300.6A CN201510237300A CN104802127A CN 104802127 A CN104802127 A CN 104802127A CN 201510237300 A CN201510237300 A CN 201510237300A CN 104802127 A CN104802127 A CN 104802127A
- Authority
- CN
- China
- Prior art keywords
- differential
- sleeve
- thread
- type bearing
- processed
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
- B25B27/023—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 using screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Motor Power Transmission Devices (AREA)
- Rolling Contact Bearings (AREA)
- Retarders (AREA)
Abstract
The invention relates to bearing removing devices, in particular to a differential type bearing removing device. The differential type bearing removing device comprises a power shaft, a pre-tightening sleeve, an upper differential sleeve, movable links, a lower differential sleeve, connecting plates, arc-shaped clamping plates and pins, wherein the power shaft is in threaded connection with the pre-tightening sleeve, the upper and lower differential sleeves are in threaded connection with the pre-tightening sleeve respectively, the upper ends of the connecting plates are connected with the upper differential sleeve through bolts, the middles of the connecting plates are connected with the movable links through bolts, and the lower ends of the connecting plates are connected with the arc-shaped clamping plates through bolts. The differential type bearing removing device has the beneficial effects that the structure is simple, the use is convenient, and the upper differential sleeve and the lower differential sleeve form differential motion, so that the stroke length of the upper and lower differential sleeves on the pre-tightening sleeve is shortened, and the size of a bearing removing tool is reduced; threads are formed in inner arc faces of the arc-shaped clamping plates, so that the friction between the inner arc faces and a cylindrical face of a bearing is increased, and removal is facilitated; the disadvantages of the ordinary bearing removing tools that the size is relatively large, the structure is complicated and carrying is inconvenient are overcome, and the differential type bearing removing device has a certain practical value.
Description
Technical field
The present invention relates to a kind of bearing disassembling device, especially a kind of differential type bearing disassembling device.
Background technology
Along with the fast development of bearing industry, present bearing has been widely used in industry-by-industry field, the most common with the application of deep groove ball bearing in universal machine, deep groove ball bearing is installed in the axle journal place near axle head in use, and with axle journal interference fit, add the dismounting difficulty of bearing because its magnitude of interference is large.Bearing removal tool special is in the market less, its operation principle mostly is the lower surface of blocking bearing with claw, then center of rotation thread spindle, bearings mounted axle is moved down, thus bearing removal is got off, in unloading process, the shift motion of center thread spindle is comparatively large, makes the size of bearing extractor comparatively large, and build heavy, be not easy to carry.
Summary of the invention
The present invention is intended to solve the problem, and provides a kind of differential type bearing disassembling device, and which overcome that plain bearing extracting tool size is comparatively large, complex structure, be not easy to the drawback of carrying, its technical scheme adopted is as follows:
A kind of differential type bearing disassembling device, comprise line shaft, pre-tightening sleeve, upper differential sleeve, active section, lower differential sleeve, connecting plate, curved splint, pin, described line shaft is threaded with pre-tightening sleeve, described upper differential sleeve, lower differential sleeve are threaded with pre-tightening sleeve respectively, described connecting plate upper end is connected by pin with upper differential sleeve, centre is connected by pin with active section, lower end is connected by pin with curved splint, described active section one end is connected by pin with lower differential sleeve, and the other end is connected by pin with connecting plate.
Described line shaft comprises spindle nose, bull stick and thread spindle, described bull stick is welded on the face of cylinder of spindle nose, described thread spindle and spindle nose are overall processing part, and thread spindle is processed with external screw thread near one end of spindle nose, one end away from spindle nose is undressed screw thread, process that threaded part accounts for thread spindle total length 7/10ths, the diameter of undressed threaded portion is less than the diameter of machining screw part, and the external screw thread of described thread spindle processing is common coarse thread.
Described pre-tightening sleeve comprises dwang and thread bush, described dwang is welded on the upper end of thread bush, described thread bush is hollow-core construction, its inner cylinder face is processed with common coarse thread, external cylindrical surface is processed with the common coarse thread of two sections, and epimere screw thread is contrary with the rotation direction of hypomere screw thread.
Described upper differential sleeve comprises differential body and upper supporting plate, described upper supporting plate is welded on differential body, described upper differential body is hollow-core construction, its inner cylinder face is processed with common coarse thread, rotation direction is identical with the epimere screw thread of thread bush external cylindrical surface, and is threaded with the epimere of thread bush external cylindrical surface.
Described lower differential sleeve comprises lower differential body and lower carrier plate, described lower carrier plate is welded on lower differential body, described lower differential body is hollow-core construction, its inner cylinder face is processed with common coarse thread, rotation direction is identical with the hypomere screw thread of thread bush external cylindrical surface, and is threaded with the hypomere of thread bush external cylindrical surface.
Described connecting plate comprises differential sleeve connecting hole, bent plate, active section connecting hole and curved splint connecting hole, and described upper differential sleeve connecting hole is opened in bent plate upper end, active section connecting hole is opened in the middle of bent plate, curved splint connecting hole is opened in bent plate lower end.
Described curved splint comprises joint and arc, and described weld, on the extrados of arc, described arc intrados is processed with common coarse thread.
Tool of the present invention has the following advantages: structure is simple, easy to use, and upper differential sleeve and lower differential sleeve are formed differential, shortens its haul distance on pre-tightening sleeve, reduces the size of bearing extractor; The intrados of curved splint is processed with screw thread, increases and frictional force between bearing column face, is convenient to dismounting; Overcome that plain bearing extracting tool size is comparatively large, complex structure, be not easy to the drawback of carrying, there is certain practical value.
Accompanying drawing explanation
Fig. 1: a kind of overall structure schematic diagram of differential type bearing disassembling device;
Fig. 2: a kind of structural representation of differential type bearing disassembling device line shaft;
Fig. 3: a kind of structural representation of differential type bearing disassembling device pre-tightening sleeve;
Fig. 4: the structural representation of differential sleeve on a kind of differential type bearing disassembling device;
Fig. 5: the structural representation of differential sleeve under a kind of differential type bearing disassembling device;
Fig. 6: a kind of structural representation of differential type bearing disassembling device connecting plate;
Fig. 7: a kind of structural representation of differential type bearing disassembling device curved splint.
Symbol description:
1. line shaft, 2. pre-tightening sleeve, 3. go up differential sleeve, 4. active section, 5. descend differential sleeve connecting hole, 6.2 bent plates, 6.3 active section connecting holes, 6.4 curved splint connecting holes, 7.1 joints, 7.2 arcs on differential body on differential sleeve, 6. connecting plate, 7. curved splint, 8. pin, 1.1 spindle noses, 1.2 bull sticks, 1.3 thread spindles, 2.1 dwangs, 2.2 thread bush, 3.1,3.2 upper supporting plates, 5.1 times differential bodies, 5.2 lower carrier plates, 6.1.
Detailed description of the invention
Below in conjunction with accompanying drawing and example, the invention will be further described:
As shown in figs. 1-7, a kind of differential type bearing disassembling device of the present invention, comprise line shaft (1), pre-tightening sleeve (2), upper differential sleeve (3), active section (4), lower differential sleeve (5), connecting plate (6), curved splint (7), pin (8), described line shaft (1) is threaded with pre-tightening sleeve (2), described upper differential sleeve (3), lower differential sleeve (5) is threaded with pre-tightening sleeve (2) respectively, described connecting plate (6) upper end is connected by pin (8) with upper differential sleeve (3), centre is connected by pin (8) with active section (4), lower end is connected by pin (8) with curved splint (7), described active section (4) one end is connected by pin (8) with lower differential sleeve (5), the other end is connected by pin (8) with connecting plate (6).
Described line shaft (1) comprises spindle nose (1.1), bull stick (1.2) and thread spindle (1.3), described bull stick (1.2) is welded on the face of cylinder of spindle nose (1.1), described thread spindle (1.3) and spindle nose (1.1) are overall processing part, and thread spindle (1.3) is processed with external screw thread near one end of spindle nose (1.1), away from the undressed screw thread in one end of spindle nose (1.1), process that threaded part accounts for thread spindle (1.3) total length 7/10ths, the diameter of undressed threaded portion is less than the diameter of machining screw part, the external screw thread that described thread spindle (1.3) is processed is common coarse thread.
Described pre-tightening sleeve (2) comprises dwang (2.1) and thread bush (2.2), described dwang (2.1) is welded on the upper end of thread bush (2.2), described thread bush (2.2) is hollow-core construction, its inner cylinder face is processed with common coarse thread, external cylindrical surface is processed with the common coarse thread of two sections, and epimere screw thread is contrary with the rotation direction of hypomere screw thread.
Described upper differential sleeve (3) comprises differential body (3.1) and upper supporting plate (3.2), described upper supporting plate (3.2) is welded on differential body (3.1), described upper differential body (3.1) is hollow-core construction, its inner cylinder face is processed with common coarse thread, rotation direction is identical with the epimere screw thread of thread bush (2.2) external cylindrical surface, and is threaded with the epimere of thread bush (2.2) external cylindrical surface.
Described lower differential sleeve (5) comprises lower differential body (5.1) and lower carrier plate (5.2), described lower carrier plate (5.2) is welded on lower differential body (5.1), described lower differential body (5.1) is hollow-core construction, its inner cylinder face is processed with common coarse thread, rotation direction is identical with the hypomere screw thread of thread bush (2.2) external cylindrical surface, and is threaded with the hypomere of thread bush (2.2) external cylindrical surface.
Described connecting plate (6) comprises differential sleeve connecting hole (6.1), bent plate (6.2), active section connecting hole (6.3) and curved splint connecting hole (6.4), and described upper differential sleeve connecting hole (6.1) is opened in bent plate (6.2) upper end, active section connecting hole (6.3) is opened in the middle of bent plate (6.2), curved splint connecting hole (6.4) is opened in bent plate (6.2) lower end.
Described curved splint (7) comprises joint (7.1) and arc (7.2), described joint (7.1) is welded on the extrados of arc (7.2), and described arc (7.2) intrados is processed with common coarse thread.
When the present invention uses, first differential type bearing disassembling device is vertically placed on the top of bearing to be removed, by rotating upper differential sleeve (3), differential sleeve (3) is moved down along pre-tightening sleeve (2) and is driven by active section (4) and connecting plate (6) lower differential sleeve (5) to move up along pre-tightening sleeve (2), enter thus realize differential action, saving stroke distances.Pre-tightening sleeve (2) keeps static in the process, connecting plate (6) exports determines action, until make the external cylindrical surface of two curved splint (7) clamping bearings, the dwang (2.1) now holding pre-tightening sleeve (2) keeps pre-tightening sleeve (2) action not to occur, start rotational power axle (1) simultaneously, its internal thread hole along pre-tightening sleeve (2) is moved down, its lower surface is made to be against on the upper surface of bearing place shaft part, then be rotated further line shaft (1) to load, until bearing is unloaded from installed axle, the connected mode of this device to be connected with pin for being threaded, be convenient to dismounting and safeguard.
Describe the present invention by way of example above, but the invention is not restricted to above-mentioned specific embodiment, all any changes of doing based on the present invention or modification all belong to the scope of protection of present invention.
Claims (7)
1. a differential type bearing disassembling device, it is characterized in that: comprise line shaft (1), pre-tightening sleeve (2), upper differential sleeve (3), active section (4), lower differential sleeve (5), connecting plate (6), curved splint (7), pin (8), described line shaft (1) is threaded with pre-tightening sleeve (2), described upper differential sleeve (3), lower differential sleeve (5) is threaded with pre-tightening sleeve (2) respectively, described connecting plate (6) upper end is connected by pin (8) with upper differential sleeve (3), centre is connected by pin (8) with active section (4), lower end is connected by pin (8) with curved splint (7), described active section (4) one end is connected by pin (8) with lower differential sleeve (5), the other end is connected by pin (8) with connecting plate (6).
2. a kind of differential type bearing disassembling device according to claim 1, it is characterized in that: described line shaft (1) comprises spindle nose (1.1), bull stick (1.2) and thread spindle (1.3), described bull stick (1.2) is welded on the face of cylinder of spindle nose (1.1), described thread spindle (1.3) and spindle nose (1.1) are overall processing part, and thread spindle (1.3) is processed with external screw thread near one end of spindle nose (1.1), away from the undressed screw thread in one end of spindle nose (1.1), process that threaded part accounts for thread spindle (1.3) total length 7/10ths, the diameter of undressed threaded portion is less than the diameter of machining screw part, the external screw thread that described thread spindle (1.3) is processed is common coarse thread.
3. a kind of differential type bearing disassembling device according to claim 1, it is characterized in that: described pre-tightening sleeve (2) comprises dwang (2.1) and thread bush (2.2), described dwang (2.1) is welded on the upper end of thread bush (2.2), described thread bush (2.2) is hollow-core construction, its inner cylinder face is processed with common coarse thread, external cylindrical surface is processed with the common coarse thread of two sections, and epimere screw thread is contrary with the rotation direction of hypomere screw thread.
4. a kind of differential type bearing disassembling device according to claim 1, it is characterized in that: described upper differential sleeve (3) comprises differential body (3.1) and upper supporting plate (3.2), described upper supporting plate (3.2) is welded on differential body (3.1), described upper differential body (3.1) is hollow-core construction, its inner cylinder face is processed with common coarse thread, rotation direction is identical with the epimere screw thread of thread bush (2.2) external cylindrical surface, and is threaded with the epimere of thread bush (2.2) external cylindrical surface.
5. a kind of differential type bearing disassembling device according to claim 1, it is characterized in that: described lower differential sleeve (5) comprises lower differential body (5.1) and lower carrier plate (5.2), described lower carrier plate (5.2) is welded on lower differential body (5.1), described lower differential body (5.1) is hollow-core construction, its inner cylinder face is processed with common coarse thread, rotation direction is identical with the hypomere screw thread of thread bush (2.2) external cylindrical surface, and is threaded with the hypomere of thread bush (2.2) external cylindrical surface.
6. a kind of differential type bearing disassembling device according to claim 1, it is characterized in that: described connecting plate (6) comprises differential sleeve connecting hole (6.1), bent plate (6.2), active section connecting hole (6.3) and curved splint connecting hole (6.4), described upper differential sleeve connecting hole (6.1) is opened in bent plate (6.2) upper end, active section connecting hole (6.3) is opened in the middle of bent plate (6.2), curved splint connecting hole (6.4) is opened in bent plate (6.2) lower end.
7. a kind of differential type bearing disassembling device according to claim 1, it is characterized in that: described curved splint (7) comprises joint (7.1) and arc (7.2), described joint (7.1) is welded on the extrados of arc (7.2), and described arc (7.2) intrados is processed with common coarse thread.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611088599.4A CN106425994B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
| CN201510237300.6A CN104802127B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510237300.6A CN104802127B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611088599.4A Division CN106425994B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104802127A true CN104802127A (en) | 2015-07-29 |
| CN104802127B CN104802127B (en) | 2017-03-01 |
Family
ID=53687532
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510237300.6A Expired - Fee Related CN104802127B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
| CN201611088599.4A Active CN106425994B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611088599.4A Active CN106425994B (en) | 2015-05-12 | 2015-05-12 | A kind of differential type bearing disassembling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104802127B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195279A (en) * | 2015-10-29 | 2015-12-30 | 天津碎易得环保工程技术有限公司 | Damping device of crusher |
| CN107650071A (en) * | 2017-10-30 | 2018-02-02 | 镇江建华轴承有限公司 | A kind of bearing Mounting device |
| CN107819295A (en) * | 2016-09-13 | 2018-03-20 | 中国石油天然气股份有限公司 | Electric power construction tool |
| CN110202521A (en) * | 2019-05-29 | 2019-09-06 | 大庆油田有限责任公司 | Manual mechanical is common-the dual-purpose drawbench of reinforcement |
| CN115026771A (en) * | 2022-07-11 | 2022-09-09 | 宁波悦海驰动力科技有限公司 | Detacher for gearbox bearing and detaching method thereof |
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| US5983474A (en) * | 1997-03-03 | 1999-11-16 | Koppe; Rudolf | Puller tool |
| CN201552548U (en) * | 2009-09-25 | 2010-08-18 | 四川精控阀门制造有限公司 | Tool for disassembling top-mounted ball valve with 6'' and greater large caliber |
| CN201940960U (en) * | 2011-03-04 | 2011-08-24 | 文登威力高档工具有限公司 | Automatic clamping puller |
| CN102229134A (en) * | 2011-07-12 | 2011-11-02 | 力帆实业(集团)股份有限公司 | Bearing dismounting device |
| CN202292648U (en) * | 2011-11-09 | 2012-07-04 | 陈钰霖 | Bearing detaching pressure plate |
| CN104476446A (en) * | 2014-12-15 | 2015-04-01 | 重庆煌钰机械有限公司 | Automobile driver shaft maintenance tool |
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| JPS59115169A (en) * | 1982-12-22 | 1984-07-03 | 林精鋼株式会社 | Extracting tool for bearing |
| CN2146343Y (en) * | 1993-01-16 | 1993-11-17 | 李君之 | Internal drawing horse |
| CN202914524U (en) * | 2012-09-12 | 2013-05-01 | 宁波三泰轴承有限公司 | Rolling bearing and special dismounting tool for rolling bearing |
-
2015
- 2015-05-12 CN CN201510237300.6A patent/CN104802127B/en not_active Expired - Fee Related
- 2015-05-12 CN CN201611088599.4A patent/CN106425994B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5983474A (en) * | 1997-03-03 | 1999-11-16 | Koppe; Rudolf | Puller tool |
| CN201552548U (en) * | 2009-09-25 | 2010-08-18 | 四川精控阀门制造有限公司 | Tool for disassembling top-mounted ball valve with 6'' and greater large caliber |
| CN201940960U (en) * | 2011-03-04 | 2011-08-24 | 文登威力高档工具有限公司 | Automatic clamping puller |
| CN102229134A (en) * | 2011-07-12 | 2011-11-02 | 力帆实业(集团)股份有限公司 | Bearing dismounting device |
| CN202292648U (en) * | 2011-11-09 | 2012-07-04 | 陈钰霖 | Bearing detaching pressure plate |
| CN104476446A (en) * | 2014-12-15 | 2015-04-01 | 重庆煌钰机械有限公司 | Automobile driver shaft maintenance tool |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195279A (en) * | 2015-10-29 | 2015-12-30 | 天津碎易得环保工程技术有限公司 | Damping device of crusher |
| CN107819295A (en) * | 2016-09-13 | 2018-03-20 | 中国石油天然气股份有限公司 | Electric power construction tool |
| CN107819295B (en) * | 2016-09-13 | 2020-01-07 | 中国石油天然气股份有限公司 | Electric power construction tool |
| CN107650071A (en) * | 2017-10-30 | 2018-02-02 | 镇江建华轴承有限公司 | A kind of bearing Mounting device |
| CN110202521A (en) * | 2019-05-29 | 2019-09-06 | 大庆油田有限责任公司 | Manual mechanical is common-the dual-purpose drawbench of reinforcement |
| CN110202521B (en) * | 2019-05-29 | 2021-06-18 | 大庆油田有限责任公司 | Manual mechanical common-reinforcement dual-purpose puller |
| CN115026771A (en) * | 2022-07-11 | 2022-09-09 | 宁波悦海驰动力科技有限公司 | Detacher for gearbox bearing and detaching method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106425994A (en) | 2017-02-22 |
| CN104802127B (en) | 2017-03-01 |
| CN106425994B (en) | 2018-08-14 |
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| CB03 | Change of inventor or designer information |
Inventor after: Li Lele Inventor after: Hou Huajing Inventor after: Meng Fanlin Inventor after: Zhang Qi Inventor after: Liu Xiaocong Inventor after: Sun Zhaocheng Inventor after: Xu Yueqiang Inventor after: Kang Qiang Inventor after: Jing Zhengjun Inventor after: Chen Zhida Inventor before: Meng Fanlin Inventor before: Zhang Qi Inventor before: Li Lele Inventor before: Liu Xiaocong Inventor before: Kang Qiang Inventor before: Jing Zhengjun Inventor before: Chen Zhida Inventor before: Hou Huajing |
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Granted publication date: 20170301 Termination date: 20180512 |