CN107263394A - A kind of bearing press-in technique - Google Patents
A kind of bearing press-in technique Download PDFInfo
- Publication number
- CN107263394A CN107263394A CN201710534232.9A CN201710534232A CN107263394A CN 107263394 A CN107263394 A CN 107263394A CN 201710534232 A CN201710534232 A CN 201710534232A CN 107263394 A CN107263394 A CN 107263394A
- Authority
- CN
- China
- Prior art keywords
- bearing
- guide
- technique
- actuator
- housing
- 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.)
- Pending
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
Abstract
The invention discloses a kind of bearing press-in technique, comprise the following steps：Fixing step：Housing is held between positioning seat and upper mould；Installation steps：Bearing loads in positioning seat, and guide passes through the bearing, and actuator is contradicted with bearing, and guide is with bearing and casing center on straight line：It is pressed into step：Motion makes bearing be pressed into housing to actuator upwards；Recess step：Actuator, which is moved downward, makes guide depart from bearing.Guide is together pressed into bearing, and guide is that an external diameter and circularity meet the accessory for using specification, plays a part of to be oriented to and shaping bearing bore diameter and circularity, it is ensured that product meets specification.
Description
Technical field
The present invention relates to micro motor field, more particularly to a kind of bearing press-in technique.
Background technology
At present, developing rapidly with micro motor technology, micro motor is more and more applied to household electrical appliances, toy, vapour
In the industries such as car, the performance of motor is also increasingly taken seriously.
But, there is following defect in existing bearing press-in technique：
Sintered metal powder bearing can be extruded by housing maintaining part, be deformed when being pressed into big shell or small coverboard, be influenceed
The internal diameter and circularity of sintered metal powder bearing.Bearing bore diameter and circularity change can be produced to performances such as the electric currents, noise and vibrations of motor
Life has a strong impact on.
The content of the invention
In order to overcome the deficiencies in the prior art, an object of the present invention is to provide a kind of bearing press-in technique, its energy
The problem of solving the internal diameter and roundness deformation of press-in bearing.
An object of the present invention adopts the following technical scheme that realization：
A kind of bearing press-in technique, comprises the following steps：
Fixing step：Housing is held between positioning seat and upper mould；
Installation steps：Bearing loads in positioning seat, and guide passes through the bearing, and actuator is contradicted with bearing, guide
With bearing and casing center on straight line：
It is pressed into step：Motion makes bearing be pressed into housing to actuator upwards；
Recess step：Actuator, which is moved downward, makes guide depart from bearing.
Further, in the fixing step, the housing two ends are contradicted with the positioning seat and upper mould respectively.
Further, the bearing is provided with endoporus, and the guide part pair, which merges, is contained in the endoporus.
Further, the guide is fixed on the actuator.
Further, the guide is cylindrical.
Further, the axis of the axis of the guide and the bearing is concentric.
Further, the actuator also includes contact part, and the contact part is contradicted with the bearing.
Further, the guide is contained in the contact part.
Further, the contact part is contained in the positioning seat with merging.
Further, the housing is provided with circular hole, and the axis of the circular hole and the bearing are concentric.
Compared with prior art, the beneficial effects of the present invention are：
Guide is together pressed into bearing, and guide is that an external diameter and circularity meet accessory using specification, rise be oriented to and
The effect of shaping bearing bore diameter and circularity, it is ensured that product meets specification.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects, features and advantages of the present invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is pressed into the flow chart of technique for a kind of bearing of the invention；
Fig. 2 is pressed into the schematic diagram of technique for a kind of bearing of the invention.
In figure：10th, upper mould；20th, positioning seat；30th, housing；40th, bearing；50th, guide；60th, actuator；61st, contact part.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further, it is necessary to which explanation is, not
Under the premise of afoul, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or can also have component placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being arranged at " another component, it
Can be set directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
The flow chart that Fig. 1 is pressed into technique for a kind of bearing is referred to, is comprised the following steps：
S1 fixing steps：Housing is held between positioning seat and upper mould；
S2 installation steps：Bearing loads in positioning seat, and guide passes through the bearing, and actuator is contradicted with bearing, is oriented to
Part is with bearing and casing center on straight line；
S3 is pressed into step：Motion makes bearing be pressed into housing to actuator upwards；
S4 recesses step：Actuator, which is moved downward, makes guide depart from bearing.
Wherein, bearing is sintered metal powder bearing, and housing two ends are contradicted with positioning seat with upper mould, and bearing is provided with endoporus, are oriented to
Part is contained in endoporus with merging, and the axis of guide and the axis of bearing are concentric, and housing is provided with circular hole, the axis and bearing of circular hole
With one heart, guide is that an external diameter and circularity meet the accessory for using specification, plays a part of to be oriented to and shaping bearing bore diameter and circularity,
Ensure that product meets specification.
It is the schematic diagram that a kind of application bearing of the invention is pressed into technique to refer to Fig. 2, and workpiece includes upper mould 10, positioning seat
20th, housing 30, bearing 40, guide 50 and actuator 60, actuator 60 include contact part 61.
Circular hole is provided with housing 30, the two ends of housing 30 contact at mould 10 and positioning seat 20, and are fixed between the two, lead
Actuator 60 is fixed on to part 50, guide 50 is contained in bearing 40 with merging, and guide 50 is contained in contact part 61, contact part
61 contradict with bearing 40, and contact part 61 is in round table-like, and guide 50 is cylindrical, and contact part 61 is contained in positioning seat with merging
20, axis, the axis of contact part 61, the axis of bearing 40, the axis of housing 30 of guide 50 are located along the same line, and make dress
With accurate, the effect of shaping bearing bore diameter and circularity, it is ensured that product meets specification.
In use, actuator 60 makes bearing 40 and guide 50 together be pressed into housing 30, guide 50 is oriented to and shaping
The effect of bearing bore diameter and circularity, it is ensured that product meets specification, after the completion of actuator 60 guide 50 is exited bearing, complete work
Sequence, middle (center) bearing 40 of the present invention can be sintered metal powder bearing, during changing technique for the press-in of bearing 40, to the horse of different model
Shape correction is carried out up to sintered metal powder bearing, it is ensured that the normal execution of production.
Above-mentioned embodiment is only the preferred embodiment of the present invention, it is impossible to limit the scope of protection of the invention with this,
The change and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed scope.
Claims (10)
1. a kind of bearing press-in technique, it is characterised in that comprise the following steps：
Fixing step：Housing is held between positioning seat and upper mould；
Installation steps：Bearing loads in positioning seat, and guide passes through the bearing, and actuator is contradicted with bearing, guide and axle
Hold and casing center is on straight line；
It is pressed into step：Motion makes bearing be pressed into housing to actuator upwards；
Recess step：Actuator, which is moved downward, makes guide depart from bearing.
2. bearing press-in technique as claimed in claim 1, it is characterised in that：In the fixing step, the housing two ends
Contradicted respectively with the positioning seat and upper mould.
3. bearing press-in technique as claimed in claim 2, it is characterised in that：The bearing is provided with endoporus, the guide part pair
Merging is contained in the endoporus.
4. bearing press-in technique as claimed in claim 3, it is characterised in that：The guide is fixed on the actuator.
5. bearing press-in technique as claimed in claim 4, it is characterised in that：The guide is cylindrical.
6. bearing press-in technique as claimed in claim 5, it is characterised in that：The axle of the axis of the guide and the bearing
Line is concentric.
7. bearing press-in technique as claimed in claim 6, it is characterised in that：The actuator also includes contact part, described to support
Contact portion is contradicted with the bearing.
8. bearing press-in technique as claimed in claim 7, it is characterised in that：The guide is contained in the contact part.
9. bearing press-in technique as claimed in claim 8, it is characterised in that：The contact part is contained in the positioning with merging
Seat.
10. bearing press-in technique as claimed in claim 1, it is characterised in that：The housing is provided with circular hole, the axle of the circular hole
Line and the bearing are concentric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534232.9A CN107263394A (en) | 2017-07-03 | 2017-07-03 | A kind of bearing press-in technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534232.9A CN107263394A (en) | 2017-07-03 | 2017-07-03 | A kind of bearing press-in technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107263394A true CN107263394A (en) | 2017-10-20 |
Family
ID=60071305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710534232.9A Pending CN107263394A (en) | 2017-07-03 | 2017-07-03 | A kind of bearing press-in technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107263394A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0890445A (en) * | 1994-09-28 | 1996-04-09 | Hitachi Building Syst Eng & Service Co Ltd | Bearing member press fitting device |
| JPH08252779A (en) * | 1995-03-20 | 1996-10-01 | Hitachi Building Syst Eng & Service Co Ltd | Bearing member press fitting device of electromagnetic brake |
| CN101422891A (en) * | 2007-10-30 | 2009-05-06 | 上海大众汽车有限公司 | Vehicle bearing press-mounting tool and method |
| CN203185258U (en) * | 2013-03-21 | 2013-09-11 | 陕西飞机工业（集团）有限公司 | Aeronautical self-lubricating bearing installing tool |
| CN205614580U (en) * | 2016-03-15 | 2016-10-05 | 广州市光裕汽车空调制造有限公司 | Cylinder body base bearing installation frock |
| CN206216600U (en) * | 2016-10-19 | 2017-06-06 | 中航飞机股份有限公司西安飞机分公司 | A kind of oscillating bearing installation mold |
-
2017
- 2017-07-03 CN CN201710534232.9A patent/CN107263394A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0890445A (en) * | 1994-09-28 | 1996-04-09 | Hitachi Building Syst Eng & Service Co Ltd | Bearing member press fitting device |
| JPH08252779A (en) * | 1995-03-20 | 1996-10-01 | Hitachi Building Syst Eng & Service Co Ltd | Bearing member press fitting device of electromagnetic brake |
| CN101422891A (en) * | 2007-10-30 | 2009-05-06 | 上海大众汽车有限公司 | Vehicle bearing press-mounting tool and method |
| CN203185258U (en) * | 2013-03-21 | 2013-09-11 | 陕西飞机工业（集团）有限公司 | Aeronautical self-lubricating bearing installing tool |
| CN205614580U (en) * | 2016-03-15 | 2016-10-05 | 广州市光裕汽车空调制造有限公司 | Cylinder body base bearing installation frock |
| CN206216600U (en) * | 2016-10-19 | 2017-06-06 | 中航飞机股份有限公司西安飞机分公司 | A kind of oscillating bearing installation mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |
|
| RJ01 | Rejection of invention patent application after publication |