CN105479141B - A kind of fluid pressure type bearing dismounting device - Google Patents
A kind of fluid pressure type bearing dismounting device Download PDFInfo
- Publication number
- CN105479141B CN105479141B CN201610034582.4A CN201610034582A CN105479141B CN 105479141 B CN105479141 B CN 105479141B CN 201610034582 A CN201610034582 A CN 201610034582A CN 105479141 B CN105479141 B CN 105479141B
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- China
- Prior art keywords
- bearing
- support frame
- hydraulic jack
- fluid pressure
- limiting plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The present invention provides a kind of fluid pressure type bearing dismounting device, it is made up of hydraulic station and bearing dismantling general assembly body, described bearing dismantling general assembly body includes hydraulic jack applying plane, bearing axial direction limiting plate, shaft end reaction plate, bearing press-in set end cap, hydraulic jack, the first support frame, the second support frame, the 3rd support frame and the 4th support frame；Four leading screws sequentially pass through the through hole opened up on hydraulic jack applying plane, bearing axial direction limiting plate and shaft end reaction plate, the nut of restricted position on leading screw；The through hole passed through for axle is offered among the limiting plate of bearing axial direction；Bearing press-in set end cap front end offers circle and diameter is more than the first groove of bearing outside diameter；Hydraulic jack is fixed on hydraulic jack applying plane；Described hydraulic station is connected with hydraulic jack by oil pipe.With simple in construction and disassembly process it is convenient, fast the advantages of, be favorably improved disassembly efficiency, reduce labor workload.
Description
Technical field
The present invention relates to a kind of fluid pressure type bearing dismounting device.
Background technology
Bearing is that part that is fixed and reducing load coefficient of friction is played in mechanical transmission course, it may also be said to is a kind of work as
Other parts when producing relative motion each other on axle, for reducing the coefficient of friction in power transmission process and keeping axis center
The parts that position is fixed.After rotating machinery operation some cycles, factor causes the defects of due to external environment and equipment itself etc.
Bearing wear situation, it is impossible to reach technological requirement, such as when bearing is often changed or dismantled, tradition it is conventional hit tool
Method, method, temperature differential method etc. are destroyed, the installation requirement of bearing is not accomplished to standardize, and the labor intensity of people is larger, dismounts speed
Slowly, injury is easy to, it is very dangerous.
The content of the invention
To solve above technical problem, the present invention, which provides a kind of fluid pressure type bearing dismounting device, can prevent bearing from dismounting
When be damaged, while disassembly process is convenient, fast, is favorably improved disassembly efficiency, reduces labor workload.
The present invention adopts the following technical scheme that realization：
A kind of fluid pressure type bearing dismounting device, it is made up of hydraulic station and bearing dismantling general assembly body,
Described bearing dismantling general assembly body includes hydraulic jack applying plane, bearing axial direction limiting plate, shaft end is counter makees
With plate, leading screw, bearing press-in set end cap, hydraulic jack, the first support frame, the second support frame, the 3rd support frame and the 4th support
Frame；Four leading screws sequentially pass through to be opened up on described hydraulic jack applying plane, bearing axial direction limiting plate and shaft end reaction plate
Through hole, be provided with nut, bearing axial direction limiting plate on the leading screw in the outside of hydraulic jack applying plane and shaft end reaction plate
Nut is provided with leading screw between the reaction plate of shaft end；Offer what is passed through for axle among described bearing axial direction limiting plate
Through hole, and the diameter of through hole is less than the diameter of bearing；Described bearing press-in set end cap front end offers circle and diameter is big
In the first groove of bearing outside diameter, the second groove with its concentric, the diameter of the second groove are offered in the first inside grooves
Diameter more than axle is less than the external diameter of bearing, and the depth of the second groove determines according to axle relative to the installation site of bearing；It is described
Hydraulic jack be fixed on hydraulic jack applying plane；Described the first support frame, the second support frame, the 3rd support frame and
Four support frames are successively set on the lower section of hydraulic jack, bearing press-in set end cap, bearing to be dismounted and axle to be dismounted；Described liquid
Pressure station is connected with hydraulic jack by oil pipe.
Described bearing axial direction limiting plate is split-type structural, including offers lower pinch watt of U-type groove and be fixedly connected on
At lower pinch watt of U type slot upper pinch watt.
Described upper pinch watt the inner is semicircle channel-shaped.
Described bearing axial direction limiting plate and the side of bearing touch are further fixed on the inner bearing for semicircle channel-shaped radially
The through hole passed through for axle of limiting plate, the inner half slot of bearing radial direction limiting plate and bearing axial direction limiting plate or upper pinch of watt the inner
Half slot concentric.
Described the first support frame, the second support frame, the 3rd support frame and the 4th support frame is by support baseboard and class V-type
Plate weld forms.
Described the first support frame, the second support frame, the 3rd support frame and the 4th support frame class V-type plate on be provided with it is soft
Property material layer.
Described flexible material layer is nylon layer.
The circular groove for axle positioning is offered on described shaft end reaction plate.
Described bearing press-in set end cap rear end offers the 3rd groove that diameter is more than hydraulic jack push rod external diameter, and with
First groove concentric of bearing press-in set end cap front end.
Compared with prior art the beneficial effects of the invention are as follows：
1. fluid pressure type bearing dismounting device of the present invention is simple in construction, cheap, realizes bearing and quickly tear open
Unload and install, improve operating efficiency, reduce cost.
2. fluid pressure type bearing dismounting device of the present invention ensure that bearing not during disassembly and installation bearing
It is damaged, effectively reduces property loss.
3. fluid pressure type bearing dismounting device of the present invention has used electric hydaulic station to provide power for hydraulic jack, subtract
Lack hand labor intensity, avoid the casualties caused by manual operation.
Brief description of the drawings
Fig. 1 is the isometric projection figure of fluid pressure type bearing dismounting device of the present invention；
Fig. 2 is the isometric projection of the bearing dismantling general assembly body of fluid pressure type bearing dismounting device of the present invention
Figure；
Fig. 3 is the isometric projection figure of the hydraulic jack applying plane of fluid pressure type bearing dismounting device of the present invention；
Fig. 4 is the bearing axial direction limiting plate and bearing radial direction limiting plate of fluid pressure type bearing dismounting device of the present invention
Isometric projection figure；
Fig. 5 is that lower pinch watt of isometric of the bearing axial direction limiting plate of fluid pressure type bearing dismounting device of the present invention is thrown
Shadow figure；
Fig. 6 is that upper pinch watt the isometric of the bearing axial direction limiting plate of fluid pressure type bearing dismounting device of the present invention is thrown
Shadow figure；
Fig. 7 be the bearing axial direction limiting plate of fluid pressure type bearing dismounting device of the present invention upper pinch watt and bearing radially
The elevational projection of limiting plate；
Fig. 8 is the isometric projection figure of the shaft end reaction plate of fluid pressure type bearing dismounting device of the present invention；
Fig. 9 is the isometric projection figure of the first support frame of fluid pressure type bearing dismounting device of the present invention；
Figure 10 is the isometric projection figure of the second support frame of fluid pressure type bearing dismounting device of the present invention；
Figure 11 is the isometric projection figure of the 3rd support frame of fluid pressure type bearing dismounting device of the present invention；
Figure 12 is the isometric projection figure of the 4th support frame of fluid pressure type bearing dismounting device of the present invention；
Figure 13 is the isometric projection figure of the bearing press-in set end cap of fluid pressure type bearing dismounting device of the present invention；
Figure 14 is the section view perspective view of the bearing press-in set end cap of fluid pressure type bearing dismounting device of the present invention；
Working state schematic representation when Figure 15 is installation bearing of the present invention；
Working state schematic representation when Figure 16 is dismounting bearing of the present invention.
In figure：
The shaft end reaction plate of 1 hydraulic jack applying plane, 2 bearing axial direction limiting plate 3
The hydraulic jack of 4 leading screw, 5 nut 6
The support frame of 7 bearings press-in set end cap, 8 first support frame 9 second
12 lower pinches watts of the 4th support frame of 10 the 3rd support frame 11
Watt support baseboard of 14 bearing radial direction limiting plate 15 is pinched on 13
The hydraulic station of 16 class V-type plate, 17 flexible material layer 18
19 bearing dismantling general assembly bodies
Embodiment
The present invention is explained in detail below in conjunction with the accompanying drawings：
Refering to Fig. 1, fluid pressure type bearing dismounting device of the present invention is mainly filled by hydraulic station 18 and bearing dismantling assembly
Ligand 19 forms.Hydraulic station 18 is connected with the hydraulic jack 6 in bearing dismantling general assembly body 19 by oil pipe, and hydraulic station 18 is
Hydraulic jack 6 provides hydraulic oil, and the control push rod of hydraulic jack 6 extends and retracts action.
Refering to Fig. 2, described bearing dismantling general assembly body 19 is by hydraulic jack applying plane 1, bearing axial direction limiting plate
2nd, shaft end reaction plate 3, leading screw 4, nut 5, hydraulic jack 6, bearing press-in set end cap 7, the first support frame 8, the second support frame
9th, the 3rd support frame 10 and the 4th support frame 11 form.Four leading screws 4 sequentially pass through hydraulic jack applying plane 1, bearing axial direction
The manhole opened up on limiting plate 2 and shaft end reaction plate 3, the basic framework of composition bearing dismantling general assembly body 19, liquid
Nut 5, bearing axial direction limiting plate 2 and shaft end are provided with the leading screw 4 in the outside of compressing cylinder applying plane and shaft end reaction plate
It is provided with nut 5 on leading screw 4 between reaction plate 3, hydraulic jack applying plane 1, bearing axial direction limiting plate 2 and shaft end is counter makees
Determine to adjust by the nut 5 on leading screw 4 according to the size of axle and bearing with the distance between three of plate 3.Hydraulic jack 6
Rear end face and the right side of hydraulic jack applying plane 1 be bolted, hydraulic jack 6 is supported by the first support frame 8, is made
The keep level of hydraulic jack 6.The bearing press-in set end cap 7 of circular lid contacts connection with hydraulic jack 6, and by the second support frame
9 supports ensure that bearing press-in set end cap 7 and hydraulic jack 6 are concentric.3rd support frame 10 is placed on the second support frame 9 and bearing
Between axial limiting plate 2, for spring bearing and make the push rod of bearing and hydraulic jack 6 concentric, according to the position of bearing
Adjust the particular location of the 3rd support frame 10.4th support frame 11 be placed on bearing axial direction limiting plate 2 and shaft end reaction plate 3 it
Between, for support shaft and make axle and the coaxial bearing heart, the particular location of the 4th support frame 11 is determined according to the position of axle.
Refering to Fig. 3, hydraulic jack applying plane 1 of the present invention is to offer four at four angles to wear for leading screw
The manhole rectangle tabular structural member crossed, feed flow compressing cylinder 6 is offered at the center of the inner side of hydraulic jack applying plane 1 and is pacified
The circular groove of dress, and two manholes are offered in circular groove, acted on for connection hydraulic jack 6 and hydraulic jack flat
The bolt of plate 1 passes through.
Bearing axial direction of the present invention limiting plate 2 can be the platy structure for offering the through hole passed through for axle, and logical
The diameter in hole is less than the diameter of bearing.It can also be split-type structural that described bearing axial direction limiting plate, which can also be, including open
Lower pinch watt 12 provided with U-type groove and be fixedly connected on down pinch at watts 12 U type slot upper pinch watts 13.Described bearing axially limits
The side of position plate 2 and bearing touch is further fixed on the inner bearing radial direction limiting plate 14 for semicircle channel-shaped, bearing radial direction limiting plate
The through hole passed through for axle of 14 inner half slots and bearing axial direction limiting plate 2 or a upper pinch watt of 12 inner half slot concentrics.
Refering to Fig. 4 to Fig. 7, described bearing axial direction limiting plate includes lower pinch watt 12 and upper pinch watts 13.Described lower pinch watt 12 is one
The plate-type structural piece of U-type groove is provided with, four manholes passed through for leading screw are offered at four angles, and in the both sides of U-type groove
Four screwed holes are offered, are installed and used for bearing radial direction limiting plate.Upper pinch watt 13 is a left side of the inner for semicircle channel-shaped
At the symmetrical plate-type structural piece in the right side and U type slot of the width less than lower pinch watt, both upper pinch watt 13 and bearing radial direction limiting plate 14
Lower end half slot concentric.It is upper pinch watts 13 and described bearing radial direction limiting plate 14 to be welded to connect, bearing radial direction limiting plate 14
It is inner to there is the plate-like piece of semicircle channel-shaped and bilateral symmetry, four confessions is offered in the both sides of bearing radial direction limiting plate 14
The manhole used with lower pinch of watt bolt connection.
Refering to Fig. 8, shaft end reaction plate 3 of the present invention is a plate-like piece, at four angles of shaft end reaction plate 3
Four manholes passed through for leading screw 4 are offered, and the circular groove for axle positioning is offered at center.Described hydraulic pressure
The center of circle of the circular groove of the inner side of oil cylinder applying plane 1, the center of circle and shaft end of the through hole passed through for axle of bearing axial direction limiting plate 2
The center of circle of the circular groove of the inner side of reaction plate 3 is in the same horizontal line.
Refering to Fig. 9 to Figure 12, the first described support frame 8, the second support frame 9, the 3rd support frame 10 and the 4th support frame
11 structures are similar, are welded by support baseboard 15 and class V-type plate 16, the first support frame 8, the 3rd support frame 10 and the 4th
The quantity of the support baseboard 15 of support 11 is two or more, and the quantity of the support baseboard of the second support frame 9 is one, class V-type plate
16 tops are provided with flexible material layer 17.Described flexible material layer 17 can be nylon layer, and six confessions are offered on class V-type plate 16
The tapped through hole of nylon layer installation, offers three manholes passed through for bolt on nylon layer, and nylon layer passes through bolt
It is connected to the both sides of class V-type plate 16.First support frame 8, the second support frame 9, the work of the 3rd support frame 10 and the 4th support frame 11
Be ensure hydraulic jack 6, bearing press-in set end cap 7, bearing and axle it is concentric, the first support frame 8, the second support frame the 9, the 3rd
The height of the support frame 11 of support frame 10 and the 4th and the size of the angle of class V-type plate 16 are according to hydraulic jack 6, bearing press-in set end
The size of the diameter of lid 7, bearing and axle determines.
Refering to Figure 13 and Figure 14, bearing press-in set end cap 7 of the present invention is circular lid, and front end offers circle
First groove, the second groove with its concentric is offered in the first inside grooves, the diameter of the first groove is more than the outer of bearing
Footpath, the external diameter that the diameter of the second groove is more than axle are less than the internal diameter of bearing, and the depth of the second groove is according to axle relative to bearing
Installation site determines that the rear end of bearing press-in set end cap 7 offers the 3rd circular groove of the positioning of feed flow compressing cylinder 6, and its is straight
Footpath is more than the external diameter of hydraulic jack push rod.
The present invention carries out bearing removal and the course of work of installation is as follows：
Bearing is installed：Refering to Figure 15, bearing is pressed into set end cap 7 and is positioned on the second support frame 9, bearing press-in set end cap
3rd groove of 7 rear ends and end in contact before the push rod of hydraulic jack 6, the groove of front end first of bearing press-in set end cap 7 and bearing
Contact, bearing is placed on the 3rd support frame 10, and axle is placed on the 4th support frame 11, and the rear end of axle extend into that shaft end is counter to be made
In the circular groove positioned for axle with the setting of plate 3, now hydraulic jack 6, bearing press-in set end cap 7, bearing and axle are concentric,
Hydraulic station 18 is opened, hydraulic oil is flowed into from hydraulic station 18 inside hydraulic jack, the push rod of hydraulic jack 6 stretches out, and promotes bearing
Press-in set end cap 7, and then promote bearing to be mounted on an axle.
Bearing removal：Refering to Figure 16, take out bearing press-in set end cap 7 and be not involved in work.One end of axis connection bearing and liquid
End in contact before the push rod of compressing cylinder 6, the right side of bearing and the left side plane-plane contact of bearing axial direction limiting plate 2, the external diameter and axle of bearing
The semicircle groove face contact of radial direction limiting plate 14 is held, prevents the radial motion of bearing, swivel bearing axial limiting plate 2 and shaft end is counter makees
With nut 5 is provided with the leading screw 4 between plate 3, the position of fixing bearing axial limiting plate 2, bearing is placed in the 3rd support frame
On 10, axle is placed on the 4th support frame 11, shaft end reaction plate 3 is not involved in work away from bearing axial direction limiting plate 2 and left
Enough spaces are released for axle out of bearing, are opened hydraulic station 18, hydraulic oil is flowed into from hydraulic station 18 inside hydraulic jack 6,
The push rod of hydraulic jack 6 is stretched out, axle is released from the inside of bearing.
Fluid pressure type bearing dismounting device provided by the invention is realized by automatic hydraulic form in machine operation equipment
Bearing carry out quickly installation and dismounting, the device can reduce hand labor intensity, substantially increase and machine operation is set
The speed of the installation and dismounting of standby bearing.
Claims (9)
- A kind of 1. fluid pressure type bearing dismounting device, it is characterised in that：By hydraulic station (18) and bearing dismantling general assembly body (19) Composition,Described bearing dismantling general assembly body (19) includes hydraulic jack applying plane (1), bearing axial direction limiting plate (2), axle Hold reaction plate (3), leading screw (4), bearing press-in set end cap (7), hydraulic jack (6), the first support frame (8), the second support frame (9), the 3rd support frame (10) and the 4th support frame (11)；Four leading screws (4) sequentially pass through described hydraulic jack applying plane (1), the through hole opened up on bearing axial direction limiting plate (2) and shaft end reaction plate (3), hydraulic jack applying plane (1) and shaft end Nut (5), bearing axial direction limiting plate (2) and shaft end reaction plate (3) are provided with the leading screw (4) in the outside of reaction plate (3) Between leading screw (4) on be provided with nut (5)；The through hole passed through for axle is offered among described bearing axial direction limiting plate (2), And the diameter of through hole is less than the external diameter of bearing；Described bearing press-in set end cap (7) front end offers circle and diameter is more than First groove of bearing outside diameter, the second groove with its concentric is offered in the first inside grooves, the diameter of the second groove is big It is less than the external diameter of bearing in the external diameter of axle, the depth of the second groove determines according to axle relative to the installation site of bearing；Described Hydraulic jack (6) is fixed on hydraulic jack applying plane (1)；Described the first support frame (8), the second support frame (9), the 3rd Support frame (10) and the 4th support frame (11) are successively set on hydraulic jack (6), bearing press-in set end cap (7), bearing to be dismounted With the lower section of bearing axle to be dismounted；Described hydraulic station (18) is connected with hydraulic jack (6) by oil pipe.
- 2. fluid pressure type bearing dismounting device as claimed in claim 1, it is characterised in that：Described bearing axial direction limiting plate (2) For split-type structural, by offer lower pinch watt (12) of U-type groove and being fixedly connected on down pinch watt (12) U type slot upper pinch Watt (13) composition.
- 3. fluid pressure type bearing dismounting device as claimed in claim 2, it is characterised in that：The inner of described upper pinch watt (13) is Semicircle channel-shaped.
- 4. the fluid pressure type bearing dismounting device as described in claim 1 or 2 or 3, it is characterised in that：Described bearing axial limiting The side of plate (2) and bearing touch is further fixed on the inner bearing radial direction limiting plate (14) for semicircle channel-shaped, and bearing is radially spacing The through hole passed through for axle or upper pinch of watt (13) inner half slot of the inner half slot of plate (14) and bearing axial direction limiting plate (2) Concentric.
- 5. fluid pressure type bearing dismounting device as claimed in claim 1, it is characterised in that：Described the first support frame (8), second Support frame (9), the 3rd support frame (10) and the 4th support frame (11) by support baseboard (15) and class V-type plate (16) welding and Into.
- 6. fluid pressure type bearing dismounting device as claimed in claim 5, it is characterised in that：Set on described class V-type plate (16) Flexible material layer (17).
- 7. fluid pressure type bearing dismounting device as claimed in claim 6, it is characterised in that：Described flexible material layer (17) is Buddhist nun Imperial layer.
- 8. fluid pressure type bearing dismounting device as claimed in claim 1, it is characterised in that：On described shaft end reaction plate (3) Offer the circular groove for axle positioning.
- 9. fluid pressure type bearing dismounting device as claimed in claim 1, it is characterised in that：Described bearing press-in set end cap (7) Rear end offers the 3rd groove that internal diameter is more than hydraulic jack (6) push rod external diameter, and the of set end cap (7) front end is pressed into bearing One groove concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034582.4A CN105479141B (en) | 2016-01-19 | 2016-01-19 | A kind of fluid pressure type bearing dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034582.4A CN105479141B (en) | 2016-01-19 | 2016-01-19 | A kind of fluid pressure type bearing dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105479141A CN105479141A (en) | 2016-04-13 |
| CN105479141B true CN105479141B (en) | 2018-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610034582.4A Expired - Fee Related CN105479141B (en) | 2016-01-19 | 2016-01-19 | A kind of fluid pressure type bearing dismounting device |
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| Country | Link |
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| CN (1) | CN105479141B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108581438B (en) * | 2018-05-25 | 2024-05-24 | 江华顺林模型科技有限公司 | Model tire wheel hub kludge |
| CN108673104B (en) * | 2018-06-06 | 2021-04-23 | 攀枝花学院 | Oil cylinder dismounting machine |
| CN110103002A (en) * | 2019-05-20 | 2019-08-09 | 郭妙云 | A kind of industry manufacture bearing and axis body provision for disengagement |
| CN110900147B (en) * | 2019-12-23 | 2020-12-01 | 扬州恒泰重工科技有限公司 | Bearing dismouting subassembly and automatic bearing dismouting device |
| CN111390537A (en) * | 2020-04-15 | 2020-07-10 | 成都飞机工业（集团）有限责任公司 | Mechanical spindle dismounting platform |
| CN111682710B (en) * | 2020-06-08 | 2022-04-26 | 中国石油天然气股份有限公司 | Motor wheel combination tool for pulling motor end cover, bearing and coupling |
| CN114453864B (en) * | 2022-01-27 | 2023-06-02 | 中核检修有限公司 | Pin shaft dismounting device and pin shaft dismounting method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201026561Y (en) * | 2007-03-20 | 2008-02-27 | 永城煤电集团有限责任公司 | Hydraulic pressure type bearing disassembly and assembly machine for maintaining supporting roller |
| CN201776606U (en) * | 2010-08-19 | 2011-03-30 | 宝山钢铁股份有限公司 | Small-gap assembling and disassembling device for smoothing roll and bearing |
| CN202411788U (en) * | 2011-12-30 | 2012-09-05 | 深圳市元征软件开发有限公司 | Bearing disassembling and assembling device for automotive differential axle |
| KR101341667B1 (en) * | 2012-04-24 | 2013-12-16 | 이병환 | Automatically ball assembled device for linear Bearings |
| CN202894686U (en) * | 2012-09-20 | 2013-04-24 | 上海南洋电机有限公司 | Back bearing disassembly tool for on-site maintenance of wind driven generator |
| CN202846118U (en) * | 2012-09-28 | 2013-04-03 | 天津市瑞轴佳运机电设备有限公司 | Hydraulic type axial drawing machine |
| CN103212976B (en) * | 2013-04-24 | 2015-07-29 | 大连德欣新技术工程有限公司 | Novel motor rotor front and back bearings synchronous press mounting device |
| CN204657883U (en) * | 2015-04-29 | 2015-09-23 | 中国十七冶集团有限公司 | The detaching device of the bearing on turning cylinder, axle sleeve or shaft coupling |
| CN205520341U (en) * | 2016-01-19 | 2016-08-31 | 长春速建新技术开发有限公司 | Fluid pressure type bearing dismouting device |
-
2016
- 2016-01-19 CN CN201610034582.4A patent/CN105479141B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105479141A (en) | 2016-04-13 |
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Effective date of registration: 20210425 Address after: Room 1101, Xinghai Road Economic R & D building, Sanxing Town, Haimen City, Nantong City, Jiangsu Province, 226100 Patentee after: NANTONG TAIYING NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 130025 No. 21, Renmin Road, 5988 Renmin Street, Jilin, 25, Jilin University, Nanling campus, Changchun Patentee before: CHANGCHUN SUJIAN NEW TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20220119 |