CN201750296U - Tool for bearing press-mounting of driving cover - Google Patents
Tool for bearing press-mounting of driving cover Download PDFInfo
- Publication number
- CN201750296U CN201750296U CN2010202939774U CN201020293977U CN201750296U CN 201750296 U CN201750296 U CN 201750296U CN 2010202939774 U CN2010202939774 U CN 2010202939774U CN 201020293977 U CN201020293977 U CN 201020293977U CN 201750296 U CN201750296 U CN 201750296U
- Authority
- CN
- China
- Prior art keywords
- bearing
- positioning seat
- support column
- guide post
- bearing press
- Prior art date
Links
- 230000000875 corresponding Effects 0.000 claims description 5
- 239000007858 starting materials Substances 0.000 abstract description 4
- 230000005074 turgor pressure Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 240000006028 Sambucus nigra Species 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 210000003746 Feathers Anatomy 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reactions Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering processes Methods 0.000 description 1
- 239000003638 reducing agents Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Abstract
Description
Technical field
The utility model relates to the vehicle-mounted starting field of motor manufacturing, relates in particular to a kind of starter driving and covers the bearing press mounting frock
Background technology
The vehicle-mounted starting motor mainly is made up of stator, rotor, brush holder, driving cap assemblies, brush cover assembly.Motor is wanted operate as normal, and the driving cap assemblies of motor must guarantee to assemble superincumbent stator, rotor, isolator, electromagnetic switch no-float.Motor-driven lid quality is extremely important, plays the core part of accepting motor and engine assembling and motor electromagnetic switch, stator, rotor rigging position relation.Driving is covered bearing press mounting and is played crucial effects, and its assembly quality is concerning motor performance and life-span.
Driving is covered bearing press mounting and mainly contained dual mode: one, direct pressure closing: adopt aerostatic press directly bearing holder (housing, cover) to be loaded on the mandrel, be pressed into to drive and cover in the bearing chamber, mandrel is than the little 0.02mm of brearing bore; Two, turgor pressure method is loaded on bearing holder (housing, cover) on the mandrel than the big 0.01mm of its endoporus, with casing top half bearing is pressed into to drive and cover in the bearing chamber, and the bearing big 0.008mm that risen adopts time cylinder that mandrel is left behind.Direct pressure closing can make bearing bore diameter diminish, and causes reducer output shaft and bearing poor fit, causes the motor friction big, and electric current is big, and it is fast that the motor feels hot, cause motor performance poor, but this class tool structure is simple.The turgor pressure method can satisfy higher assembly precision, be to adopt at present more fit, but the tool structure of turgor pressure method than direct pressure closing tool structure complexity, and new product of every exploitation all will be made one and overlap turgor pressure method frock, manufacturing cost height, time are long.
The utility model content
The technical problem that the utility model solves is, provides the starter that can implement the turgor pressure method to drive and cover the bearing press mounting frock, and the while can adapt to the end cap of multiple different size again.
The technical solution adopted in the utility model is, drive and cover the bearing press mounting frock, comprise the support column that is installed on base, be set in the slip cap on the support column, also comprise a detachable positioning seat, the upper surface of positioning seat lower surface and slip cap is suitable, and the positioning seat upper surface is suitable with the locating surface that drives lid.
Described positioning seat and support column are slidingly matched.
Be provided with the mandrel with the support column axis coinciding in the described support column, the external diameter on mandrel top is than the big 0.005mm to 0.02mm of brearing bore diameter, and the mandrel bottom is provided with down pulling eye.
The external diameter on described mandrel top and the magnitude of interference of bearing are 0.008mm.
Described slip cap has the elastic top selection structure.
Described elastic top pushing mechanism comprises spring and is set in guide post in the spring, and the guide post upper end is connected in slip cap, and the support arm of guide post is by spring push, and the guide post telescopic hole that is provided with on the base plate of guide post lower end and support column is corresponding.
Described spring and guide post are at least one group.
The beneficial effects of the utility model are, utilize a cover frock to only depend on better positioning seat can satisfy the driving lid of different size and press-fiting of bearing, and the equipment cost of saving has improved utilization rate of equipment and installations.
Description of drawings
Fig. 1 is the utility model stereogram.
Fig. 2 is that the utility model is along axis view.
Fig. 3 is for driving lid view to be press-fited.
Fig. 4 is the spring section partial enlarged drawing.
Be labeled as among the figure: the 1-base, the 2-support column, the 3-slip cap, the 4-positioning seat, the 5-spring, the 6-guide post, 7-guide post telescopic hole, the 8-mandrel, 9-drives lid, 10-bearing, 11-support arm, pulling eye under the 12-.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Cover 9 location and realize driving in the existing frock by the slip cap 3 that is set on the support column, the upper surface shape of slip cap 3 with drive that to cover 9 locating surface shape suitable, all have along the axial keyway of support column on slip cap 3 and the support column relative position, feather key in the keyway limits the circumferential degree of freedom of slip cap 3, allows slip cap 3 axially to move up and down along support column simultaneously.Because 9 diversified in specifications causing are covered in the driving of different product, the locating surface of slip cap 3 can not adapt to a plurality of products, and slip cap 3 is connected as a single entity with whole frock, so just needs the many covers of preparation frocks.Manufacturing cost height, time are long, also might cause the idle of equipment.The utility model has carried out following improvement, as shown in Figure 1, drive and cover the bearing press mounting frock, comprise the support column 2 that is installed on base 1, be set in the slip cap 3 on the support column 2, also comprise a detachable positioning seat 4, the upper surface of positioning seat 4 lower surfaces and slip cap 3 is suitable, positioning seat 4 upper surfaces with drive that to cover 9 locating surface suitable.
The shape of the lower surface of positioning seat 4 guarantees and the upper surface coupling of existing glide cover 3, guarantees positioning seat 4 and with respect to the accurate location of a whole set of frock.The locating surface of the driving lid 9 of the shape of the upper surface of positioning seat 4 and correspondence matches, and plays to cover 9 location to driving.Positioning seat 4 can disassemble easily and install on a whole set of frock.Same set of frock, the driving lid 9 of corresponding different size only needs to change corresponding positioning seat 4 and gets final product.Driving lid bearing press mounting of the present utility model can adapt to the driving lid 9 of different size and press-fiting of bearing 10 with frock, and has improved the utilance of frock.
Described positioning seat 4 is slidingly matched with support column 2.The accurate location of reinforcement that be slidingly matched by support column and positioning seat 4 to positioning seat 4.
Be provided with the mandrel 8 with support column 2 axis coincidings in the described support column 2, the external diameter on mandrel 8 tops is than the big 0.005mm to 0.02mm of bearing 10 diameter of bores, and mandrel 8 bottoms are provided with down pulling eye 12.As preferred implementation, the external diameter on described mandrel 8 tops and the magnitude of interference of bearing 10 are 0.008mm.The assembly work first step is pressed into bearing 10 mandrel 8 tops exactly, and bearing 10 internal diameters are swollen slightly, and by the location that mandrel 8 is realized bearing 10, casing top half is exerted pressure driving lid 9 is press-fited with bearing 10.The following pulling eye 12 of cylinder hook and mandrel 8 under the pushing tow and the drop-down acting in conjunction of cylinder to mandrel 8 of 2 pairs of bearings 10 of support column, breaks away from mandrel 8 under passing through then from bearing 10 endoporus.
To cover 9 and press-fit the automatic discharging of back product with the motion space of bearing 10 pressings and realization in order to guarantee to drive, described slip cap 3 has the elastic top selection structure.Described elastic top pushing mechanism comprises spring 5 and is set in guide post 6 in the spring 5, and guide post 6 upper ends are connected in slip cap 3, and the support arm 11 of guide post is by spring 5 pushing tows, and the guide post telescopic hole 7 that is provided with on the base plate of guide post 6 lower ends and support column 2 is corresponding.Guide post 6 plays the effect to the guiding of spring 5 and transmission spring 5 thrusts, when enforcement press-fits action, drive and to cover 9, positioning seat 4, slip cap 3, guide post 6 move downward together, spring 5 is compressed, guide post 6 lower ends enter the guide post telescopic hole 7 that is provided with on the base plate of support column 2.Press-fit and mandrel 8 detach rear spring 5 with guide post 6, slip cap 3, positioning seat 4, drive and cover the bearing assembly pushing tow that makes progress together.
In order to obtain better pushing tow effect, described spring 5 and guide post 6 are at least one group.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202939774U CN201750296U (en) | 2010-08-17 | 2010-08-17 | Tool for bearing press-mounting of driving cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202939774U CN201750296U (en) | 2010-08-17 | 2010-08-17 | Tool for bearing press-mounting of driving cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201750296U true CN201750296U (en) | 2011-02-16 |
Family
ID=43584968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202939774U CN201750296U (en) | 2010-08-17 | 2010-08-17 | Tool for bearing press-mounting of driving cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201750296U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913072A (en) * | 2010-08-17 | 2010-12-15 | 成都华川电装有限责任公司 | Tooling for press mounting of drive cover and bearing, and press mounting process thereof |
| CN104810993A (en) * | 2015-03-27 | 2015-07-29 | 温州君源汽车零部件有限公司 | Integrated magnetic tile and bearing pressing tool |
| CN105429402A (en) * | 2015-12-29 | 2016-03-23 | 武汉理工通宇新源动力有限公司 | Electric vehicle power motor gearbox end cover assembly tool |
| CN106849562A (en) * | 2017-03-17 | 2017-06-13 | 苏州厚达智能科技有限公司 | A kind of electric motor end cap pressing machine |
| CN107786050A (en) * | 2017-05-01 | 2018-03-09 | 胡君分 | A kind of automatic machining device of bearing press-in electric motor end cap |
-
2010
- 2010-08-17 CN CN2010202939774U patent/CN201750296U/en not_active IP Right Cessation
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913072A (en) * | 2010-08-17 | 2010-12-15 | 成都华川电装有限责任公司 | Tooling for press mounting of drive cover and bearing, and press mounting process thereof |
| CN104810993A (en) * | 2015-03-27 | 2015-07-29 | 温州君源汽车零部件有限公司 | Integrated magnetic tile and bearing pressing tool |
| CN104810993B (en) * | 2015-03-27 | 2017-06-27 | 温州君源汽车零部件有限公司 | One kind pressure magnetic shoe bearing integrated frock |
| CN105429402A (en) * | 2015-12-29 | 2016-03-23 | 武汉理工通宇新源动力有限公司 | Electric vehicle power motor gearbox end cover assembly tool |
| CN105429402B (en) * | 2015-12-29 | 2018-06-29 | 武汉理工通宇新源动力有限公司 | A kind of electric powered motor motor transmission end cap assembly tooling |
| CN106849562A (en) * | 2017-03-17 | 2017-06-13 | 苏州厚达智能科技有限公司 | A kind of electric motor end cap pressing machine |
| CN107786050A (en) * | 2017-05-01 | 2018-03-09 | 胡君分 | A kind of automatic machining device of bearing press-in electric motor end cap |
| CN107786050B (en) * | 2017-05-01 | 2019-06-28 | 嵊州市甘霖镇缘艺工具厂 | A kind of automatic machining device of bearing indentation electric motor end cap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| C14 | Grant of patent or utility model | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110216 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |