CN209304492U - A kind of electric machine main shaft bearing disassembling device - Google Patents
A kind of electric machine main shaft bearing disassembling device Download PDFInfo
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- CN209304492U CN209304492U CN201822266976.XU CN201822266976U CN209304492U CN 209304492 U CN209304492 U CN 209304492U CN 201822266976 U CN201822266976 U CN 201822266976U CN 209304492 U CN209304492 U CN 209304492U
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- main shaft
- electric machine
- component
- machine main
- bearing
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Abstract
The utility model discloses a kind of electric machine main shaft bearing disassembling devices, belong to bearing removal technical field.The electric machine main shaft bearing disassembling device includes drawing frame component, connecting component and push rod component, the connecting component is detachably connected with frame component is drawn, the connecting component is equipped with swivel nut, the push rod component is mounted on swivel nut, when dismantling bearing, clamp assemblies are placed between the bearing drawn on frame component and electric machine main shaft.The utility model overall structural strength is good, is grip block A and grip block B stress, two screw rods only play position-limiting action, and do not stress when wherein clamp assemblies pull bearing to outside electric machine main shaft；Clamp assemblies are suitable for dismantling the bearing of multiple and different specifications on electric machine main shaft, and will not damage to bearing and electric machine main shaft in disassembly process, practical；Each component can quickly be connected without tool, easy to use, disassembly bearing is laborsaving.
Description
Technical field
The utility model relates to a kind of electric machine main shaft bearing disassembling devices, belong to bearing removal technical field.
Background technique
In the disassembly process of front-end of spindle bearing, the prior art is mainly that the tools such as iron hammer is used to tap the opposite of spacer ring
Two sides, so that bearing is slowly mobile to take out bearing.When tapping spacer ring opposite sides using tool, the outer ring stress of bearing is not
Uniformly, the matching surface of the spacer ring of percussion can generate percussion trace, while this method for dismounting is easily scratched and mutually assembled with bearing
Drive end bearing bracket bearing base inner surface, some draw the pulling claw of horse smaller, for dismantling the biggish bearing in outer ring using drawing horse to be dismantled
When, the Internal and external cycle of bearing can be made to generate biggish axial force, bearing damage is caused or influence its service life.
For this purpose, the Chinese patent literature of Publication No. CN208100249U discloses a kind of wind power principal axis bearing pull rod disassembly
Device, including thread bush are provided with fixed link at left and right sides of the thread bush, and the thread bush internal whorl is combined with spiral shell
Line mandril is provided with turning set at the top of the threaded mandrel, and the turning set is provided with rotating bar by horizontal through hole, described
Fixed link is provided with active pull rod far from one end of thread bush, and the bottom of the active pull rod is connected with shaft seat, described
The bottom of shaft seat is provided with main shaft snap-gauge, and the front/rear end of the main shaft snap-gauge is provided with rectangular channel, the left side main shaft
The rectangular channel of snap-gauge front/rear end is provided with limited block close to right side, and the limited block is provided with connecting rod, right side by through-hole
The front end side of main shaft snap-gauge front and back end rectangular channel is provided with positioning screw by fixed plate；The device can be effortlessly by axis
It holds and is disassembled from wind power principal axis.But the process that positioning screw is corresponded to screw hole in two connecting rods is more time-consuming；
It is machined with multiple screw holes in connecting rod, reduces the intensity of connecting rod, during dismantling bearing, connecting rod is answered by bending
Power is easily deformed or is broken off.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of electric machine main shaft bearing disassembling device.
The utility model is achieved by the following technical programs:
A kind of electric machine main shaft bearing disassembling device, including draw frame component, connecting component and push rod component, the connecting component
It is detachably connected with frame component is drawn, the connecting component is equipped with swivel nut, and the push rod component is mounted on swivel nut, dismantles bearing
When, clamp assemblies are placed between the bearing drawn on frame component and electric machine main shaft.
The drawing frame component includes drawing frame and pulling plate, and drawing frame is a rectangular box, and frame by otic placode and is drawn in the side of pulling plate
It is rotatablely connected, the side on pulling plate far from otic placode is equipped with through-hole A.
The connecting component includes connection component and the limit assembly for being located at connection component both ends, limit assembly and connection group
Part is slidably connected.
The limit assembly includes limited block and multi-diameter shaft, and multi-diameter shaft is located on limited block, and bullet is set on multi-diameter shaft
Spring.
The connection component includes connecting plate, and the two sides of connecting plate are symmetrically arranged with two notches, and the bottom of notch is equipped with arc
Stepped hole A is equipped with cover board in notch, and the position that pocket bottom arc step hole A is corresponded on cover board is equipped with arc step hole B,
Shape and size after arc step hole B merges with arc step hole A match with multi-diameter shaft.
The push rod component is a threaded mandrel, and one end of the threaded mandrel is pyramidal structure, and the other end is equipped with rotating bar.
The clamp assemblies include grip block A and grip block B, are equipped with two screw rods, grip block B Shang couple side by side on grip block A
The position of two screw rods on grip block A is answered to be equipped with two through hole, grip block B is slidably connected by two through hole and two screw rods.
The utility model has the beneficial effects that: overall structural strength is good, wherein clamp assemblies are by bearing to electric machine main shaft
It is grip block A and grip block B stress, two screw rods only play position-limiting action, and do not stress when outer pulling；Clamp assemblies are applicable in
In the bearing of multiple and different specifications on disassembly electric machine main shaft, and bearing and electric machine main shaft will not be caused to damage in disassembly process
It is bad, it is practical；Each component can quickly be connected without tool, easy to use, disassembly bearing is laborsaving.
Detailed description of the invention
Fig. 1 is structural schematic diagram when the utility model dismantles electric machine main shaft bearing；
Fig. 2 is the structural schematic diagram of the drawing frame component of the utility model；
Fig. 3 is the structural schematic diagram of the clamp assemblies of the utility model；
Fig. 4 is the configuration schematic diagram of the connecting component of the utility model；
Fig. 5 is the structural schematic diagram of the push rod component of the utility model.
In figure: 1- draws frame component, and 11- draws frame, 12- pulling plate, 120- through-hole A, 13- otic placode, 2- clamp assemblies, 21- clamping
Plate A, 22- screw rod, 23- grip block B, 3- connecting component, 31- connecting plate, 310- through-hole B, 311- notch, 312- arc step hole
A, 32- cover board, 320- arc step hole B, 33- limited block, 34- spring, 35- multi-diameter shaft, 4- swivel nut, 5- push rod component, 51- spiral shell
Line mandril, 510- pyramidal structure, 52- rotating bar, 6- bearing, 7- electric machine main shaft, 8- nut.
Specific embodiment
The technical solution of the utility model, but claimed range are further described below with reference to the attached drawing in embodiment
It is not limited to described.
As shown in Figures 1 to 5, a kind of electric machine main shaft bearing disassembling device described in the utility model, including draw frame component
1, connecting component 3 and push rod component 5, the connecting component 3 are detachably connected with frame component 1 is drawn, weld in the connecting component 3
There is swivel nut 4, the push rod component 5 is mounted on swivel nut 4, when dismantling bearing, the axis drawn on frame component 1 and electric machine main shaft 7
It holds and is placed with clamp assemblies 2 between 6.
The drawing frame component 1 includes drawing frame 11 and pulling plate 12, and drawing frame 11 is a rectangular box, and the side of pulling plate 12 passes through ear
Plate 13 and drawing frame 11 are rotatablely connected, and the side on pulling plate 12 far from otic placode 13 is machined with through-hole A120.As shown in Fig. 2, in use,
It is all welded with two otic placodes 13 side by side in the outside of the left side plate of rectangular box, is machined with circular hole on otic placode 13, the one of pulling plate 12
Side is rotatablely connected by pin shaft and otic placode 13；The shape and size and connecting plate 31 of through-hole A120 are consistent.
The connecting component 3 includes connection component and the limit assembly for being mounted on connection component both ends, limit assembly and company
Connected components are slidably connected.
The limit assembly includes limited block 33 and multi-diameter shaft 35, and multi-diameter shaft 35 is mounted on limited block 33, and multi-diameter shaft
Spring 34 is set on 35.When in use, the shape and size of limited block 33 and connecting plate 31 are consistent, and limited block 33 is enable to wear
Cross through-hole A120；Only one shaft shoulder on multi-diameter shaft 35, the small end of multi-diameter shaft 35 are mounted on limited block 33, big end and connecting plate
31 and cover board 32 be slidably connected.After limit assembly is mounted on connection component, limit assembly can with respect to connection component slide and
Rotation, under the elastic force effect of spring 34, limited block 33 is kept in contact with connecting plate 31.Before dismantling bearing, by 33 turns of limited block
Dynamic certain angle makes itself and connecting plate 31 misplace, can effectively avoid in use connecting component 3 taken off from two pulling plates 12
Out.
The connection component includes connecting plate 31, and the two sides of connecting plate 31 are symmetrily processed with two notches 311, notch 311
Bottom is machined with arc step hole A312, and cover board 32 is equipped in notch 311, and 311 bottom arc rank of notch is corresponded on cover board 32
The position of terraced hole A312 is machined with arc step hole B320, arc step hole B320 merge with arc step hole A312 after shape
Match with size and multi-diameter shaft 35.When in use, the middle part of connecting plate 31 is machined with through-hole B310, the diameter of through-hole B310
It is consistent with the outer diameter of swivel nut 4, by swivel nut 4 in through-hole B310, keep the central axes of swivel nut 4 vertical with connecting plate 31, it is then full
Weld firm welding.
The push rod component 5 is a threaded mandrel 51, and one end of the threaded mandrel 51 is pyramidal structure 510, the other end pair
Title is welded with two rotating bars 52.
The clamp assemblies 2 include grip block A21 and grip block B23, and two screw rods 22 have been mounted side by side on grip block A21,
The position that two screw rods 22 on grip block A21 are corresponded on grip block B23 is machined with two through hole, and grip block B23 passes through two through hole and two
Screw rod 22 is slidably connected.Clamp assemblies 2 are suitable for dismantling the bearing 6 of multiple and different dimensions on electric machine main shaft 7.
Specifically, as shown in Figure 1, the lower section that frame component 1 will be drawn to be placed into bearing 6, is placed into bearing 6 for grip block A21
Between drawing frame 11, and make electric machine main shaft 7 between two screw rods 22, grip block B23 and grip block A21 are slidably connected, and
It is kept in contact the outer circle of grip block B23 and grip block A21 with electric machine main shaft 7, top nut 8 is covered on two screw rods 22, until
The side of nut 8 is contacted with grip block B23, rotates two pulling plates 12, after connecting component 3 is passed through two pulling plates 12, rotary spacing group
Part makes limited block 33 and connecting plate 31 misplace, and the position of frame component 1, clamp assemblies 2 and connecting component 3 is drawn in adjustment, makes screw thread top
Bar 51 and electric machine main shaft 7 are to just, and the rotating bar 52 rotated on swivel nut 4 moves downward push rod component 5, threaded mandrel 51 and motor
After main shaft 7 contacts, clamp assemblies 2 start to pull up bearing 6 into the lower end surface one upward power of application of bearing 6, until
Bearing 6 is removed.
To sum up, electric machine main shaft bearing disassembling device overall structural strength is good, and wherein clamp assemblies 2 are by bearing 6 to motor master
It is grip block A21 and grip block B23 stress, two screw rods 22 only play position-limiting action, and do not stress when being pulled outside axis 7；Clamping
Component 2 is suitable for dismantling the bearing 6 of multiple and different specifications on electric machine main shaft 7, and will not be to bearing 6 and motor in disassembly process
Main shaft 7 damages, practical；Each component can quickly be connected without tool, easy to use, disassembly bearing 6 is laborsaving.
Claims (7)
1. a kind of electric machine main shaft bearing disassembling device, it is characterised in that: including drawing frame component (1), connecting component (3) and mandril group
Part (5), the connecting component (3) are detachably connected with frame component (1) is drawn, and the connecting component (3) is equipped with swivel nut (4), institute
Push rod component (5) is stated to be mounted on swivel nut (4), when dismantling bearing, the bearing drawn on frame component (1) and electric machine main shaft (7)
(6) clamp assemblies (2) are placed between.
2. electric machine main shaft bearing disassembling device as described in claim 1, it is characterised in that: the drawing frame component (1) includes drawing
Frame (11) and pulling plate (12), drawing frame (11) is a rectangular box, and the side of pulling plate (12) by otic placode (13) and draws frame (11) to turn
Dynamic to connect, the side on pulling plate (12) far from otic placode (13) is equipped with through-hole A (120).
3. electric machine main shaft bearing disassembling device as described in claim 1, it is characterised in that: the connecting component (3) includes connecting
Connected components and the limit assembly for being located at connection component both ends, limit assembly are slidably connected with connection component.
4. electric machine main shaft bearing disassembling device as claimed in claim 3, it is characterised in that: the limit assembly includes limited block
(33) it is located on limited block (33) with multi-diameter shaft (35), multi-diameter shaft (35), and is set with spring (34) on multi-diameter shaft (35).
5. electric machine main shaft bearing disassembling device as claimed in claim 3, it is characterised in that: the connection component includes connecting plate
(31), the two sides of connecting plate (31) are symmetrically arranged with two notches (311), and the bottom of notch (311) is equipped with arc step hole A (312),
It is equipped with cover board (32) in notch (311), the position that notch (311) bottom arc step hole A (312) is corresponded on cover board (32) is set
Shape and size and ladder after thering is arc step hole B (320), arc step hole B (320) to merge with arc step hole A (312)
Axis (35) matches.
6. electric machine main shaft bearing disassembling device as described in claim 1, it is characterised in that: the push rod component (5) is a spiral shell
Line mandril (51), one end of the threaded mandrel (51) are pyramidal structure (510), and the other end is equipped with rotating bar (52).
7. electric machine main shaft bearing disassembling device as described in claim 1, it is characterised in that: the clamp assemblies (2) include folder
Plate A (21) and grip block B (23) are held, is equipped with two screw rods (22) side by side on grip block A (21), corresponding clamping on grip block B (23)
The position of two screw rods (22) is equipped with two through hole on plate A (21), and grip block B (23) is connected by two through hole and two screw rods (22) sliding
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266976.XU CN209304492U (en) | 2018-12-29 | 2018-12-29 | A kind of electric machine main shaft bearing disassembling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266976.XU CN209304492U (en) | 2018-12-29 | 2018-12-29 | A kind of electric machine main shaft bearing disassembling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209304492U true CN209304492U (en) | 2019-08-27 |
Family
ID=67680036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822266976.XU Active CN209304492U (en) | 2018-12-29 | 2018-12-29 | A kind of electric machine main shaft bearing disassembling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209304492U (en) |
-
2018
- 2018-12-29 CN CN201822266976.XU patent/CN209304492U/en active Active
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