CN104669109B - Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing - Google Patents
Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing Download PDFInfo
- Publication number
- CN104669109B CN104669109B CN201510031556.1A CN201510031556A CN104669109B CN 104669109 B CN104669109 B CN 104669109B CN 201510031556 A CN201510031556 A CN 201510031556A CN 104669109 B CN104669109 B CN 104669109B
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- Prior art keywords
- bearing
- dottle pin
- face
- contact ball
- gap
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention provides a machining assisting tool of a partitioning pad of face-to-face paired angle contact ball bearings. The tool comprises a bearing seat, a shaft and a bearing press cover. The bearing seat is provided with a bearing hole, one end of the bearing seat hole is provided with a ledge supporting the outer circle end surface of the bearing, the bearing press cover is installed at the other end of the bearing seat hole, and the bearing press cover is provided with an operation portion contacting with another bearing outer circle; the shaft comprises a screwed segment, a shaft neck used for installing the bearing and a shaft shoulder supporting the bearing inner circle which are arranged on the shaft sequentially; the screwed segment is provided with a locking nut used for pressing another bearing inner circle; the wall of the bearing seat is provided with a through hole allowing a plug ruler to extend to measure the clearance between an outer partition and bearing outer circles when the paired angle contact ball bearings, the outer partition and an inner partition are installed on the bearing seat and the shaft. The invention further provides a machining method of the partitioning pad of the face-to-face paired angle contact ball bearings and a group of the face-to-face paired angle contact ball bearings.
Description
Technical field
The present invention relates to being configured to the processing aid of the separation pad of diagonal contact ball bearing face-to-face, further relate to adopt
The dottle pin processing method of this processing aid, further relates to the dottle pin processing using this processing method, further relates to using should be every
The paired angular contact ball bearing group of pad assembling.
Background technology
High-speed machine tool main shaft is due to high rotating speed, high rigidity and high-precision feature, very tight to the precision of supporting, rigidity requirement
Lattice.Generally carry out tandem compound as the supporting of main shaft with two sets or more than two sets of angular contact ball bearing.In same group of corner connection
In tactile ball bearing, every suit bearing should be required to should bear same load.Because the separation pad height of bearing allocates improper, each axle
Hold the actual load born unequal, easily cause a set of bearing premature damage therein and quit work, thus causing the whole series
Bearing is scrapped.For preventing this from occurring, often select omnipotent pairing bearing.Omnipotent pairing bearing producer before dispatching from the factory will assemble
The bulge quantity of bearing is modulated to zero afterwards, as long as the thickness of inside and outside dottle pin is processed into unanimously by bearing user, but omnipotent pairing
Bearing（As：FAG、NSK）Based on import, manufacture difficult, price is very high.Non- omnipotent pairing bearing low price, but bearing is convex
Output is generally not zero, the bad determination of inside and outside dottle pin height difference size between bearing.Workman's assembling is joined with personal experience
It is impossible to quantify, the running life of bearing cannot ensure mill dottle pin.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of separation pad being configured to diagonal contact ball bearing face-to-face
Processing aid.
In order to solve above-mentioned technical problem, the technical scheme is that：
A kind of processing aid of the separation pad being configured to diagonal contact ball bearing face-to-face, including bearing block, axle with
And bearing gland,
Bearing block has bearing saddle bore, and bearing saddle bore one end has the shoulder of spring bearing cycle surface, and bearing gland is pacified
It is loaded on the bearing saddle bore other end, bearing gland has the work department contacting with another bearing outer ring,
Thread segment that axle includes being sequentially arranged in axial direction, for installing the axle journal of bearing and the shaft shoulder of spring bearing inner ring,
Locking nut for compressing another bearing inner race is installed on thread segment,
Have when being mounted on bearing block and axle as diagonal contact ball bearing, interior dottle pin and outer dottle pin in bearing block wall
Put in for clearance gauge with the through hole of the outer gap width between dottle pin and bearing outer ring of multimetering.
The technical problem to be solved in the present invention is to provide a kind of separation pad being configured to diagonal contact ball bearing face-to-face
Processing method.
In order to solve above-mentioned technical problem, the technical scheme is that：
The dottle pin processing method of above-mentioned processing aid, step is
1）In grinding, dottle pin end face and outer dottle pin end face, make their end faces smooth, and interior dottle pin axial height-outer dottle pin axle
To height=0.2～0.4mm；
2）Paired angular contact ball bearing is installed on bearing block and axle with interior dottle pin and outer dottle pin by aspectant direction,
Bearing gland is installed, applies the pretightning force of regulation by the use requirement of bearing with torque-indicating wrencg；
3）Measure gap between outer dottle pin and bearing outer ring with clearance gauge, without gap, continue the outer dottle pin of grinding, every time
Stock removal 0.005～0.02mm, has gap, the numerical value in this gap of multimetering between outer dottle pin and bearing outer ring, and counts
Calculate average gap values；If there being gap between outer dottle pin and bearing outer ring, the numerical value in this gap of multimetering, and calculate flat
All gap widths；
4）According to dottle pin in average gap values match grinding, each stock removal 0.005～0.02mm, every grinding is complete once, will become
Diagonal contact ball bearing, interior dottle pin and outer dottle pin are re-installed in processing aid, and remeasure outer dottle pin and bearing
Gap width between outer ring, wants internal dottle pin end face and outer dottle pin end face to carry out precise finiss before last measurement match grinding.
Above-mentioned dottle pin processing method, step 1）In, interior dottle pin axial height-outer dottle pin axial height=0.3mm.
Above-mentioned dottle pin processing method, step 3）In, each stock removal 0.01mm.
Above-mentioned dottle pin processing method, step 4）In, each stock removal 0.01mm.
The technical problem to be solved in the present invention is to provide a kind of dottle pin being configured to face-to-face between diagonal contact ball bearing.
In order to solve above-mentioned technical problem, the technical scheme is that：
It is configured to the dottle pin between diagonal contact ball bearing face-to-face, including using the arbitrary described dottle pin of claim 2-5
Interior dottle pin and outer dottle pin that processing method processes.
The technical problem to be solved in the present invention is to provide one kind to be configured to diagonal contact ball bearing group face-to-face.
In order to solve above-mentioned technical problem, the technical scheme is that：
It is configured to diagonal contact ball bearing group face-to-face, including the interior dottle pin described in claim 6 and outer dottle pin and interior
Paired angular contact ball bearing in dottle pin and the outer dottle pin course of processing.
The interior dottle pin being processed using processing aid and the dottle pin processing method of dottle pin and outer dottle pin and interior dottle pin
Can complete install and use with the paired angular contact ball bearing in the outer dottle pin course of processing, its running life is improved, can
Substitute omnipotent pairing bearing, the purchase cost of bearing is greatly reduced.
Brief description
Below in conjunction with the accompanying drawings embodiments of the present invention are described in detail：、
Fig. 1 is the structural representation of the processing aid of dottle pin.
In figure：1 bearing block, 2 axles, 3 outer dottle pins, dottle pin in 4,5 bearing glands, 6 locking nuts.
Specific embodiment
As shown in figure 1, a kind of processing aid of the separation pad being configured to diagonal contact ball bearing face-to-face, including axle
Bearing 1, axle 2 and bearing gland 5.
Bearing block has bearing saddle bore, and bearing saddle bore one end has the shoulder of spring bearing cycle surface, and bearing gland is pacified
It is loaded on the bearing saddle bore other end, bearing gland has the work department contacting with another bearing outer ring.
Thread segment that axle includes being sequentially arranged in axial direction, for installing the axle journal of bearing and the shaft shoulder of spring bearing inner ring,
Locking nut 6 for compressing another bearing inner race is installed on thread segment.
Have in bearing block wall and be mounted on bearing block and axle as diagonal contact ball bearing, interior dottle pin 4 and outer dottle pin 3
When put in for clearance gauge with the through hole of the outer gap width between dottle pin and bearing outer ring of multimetering.
Dottle pin processing method using above-mentioned processing aid is described below, step is
1）In grinding, dottle pin end face and outer dottle pin end face, make their end faces smooth, and interior dottle pin axial height-outer dottle pin axle
To height=0.2～0.4mm；
2）Paired angular contact ball bearing is installed on bearing block and axle with interior dottle pin and outer dottle pin by aspectant direction,
Bearing gland is installed, applies the pretightning force of regulation by the use requirement of bearing with torque-indicating wrencg；
3）Measure gap between outer dottle pin and bearing outer ring with clearance gauge, without gap, continue the outer dottle pin of grinding, every time
Stock removal 0.005～0.02mm, has gap, the numerical value in this gap of multimetering between outer dottle pin and bearing outer ring, and counts
Calculate average gap values；If there being gap between outer dottle pin and bearing outer ring, the numerical value in this gap of multimetering, and calculate flat
All gap widths；
4）According to dottle pin in average gap values match grinding, each stock removal 0.005～0.02mm, every grinding is complete once, will become
Diagonal contact ball bearing, interior dottle pin and outer dottle pin are re-installed in processing aid, and remeasure outer dottle pin and bearing
Gap width between outer ring, for the depth of parallelism of raising dottle pin two plane, wants internal dottle pin end face with outward before last measurement match grinding
Dottle pin end face carries out precise finiss.
Specifically, step 1）In, interior dottle pin axial height-outer dottle pin axial height=0.3mm.
Specifically, step 3）In, each stock removal 0.01mm.
Specifically, step 4）In, each stock removal 0.01mm.
It is configured to the dottle pin between diagonal contact ball bearing face-to-face, processed using above-mentioned dottle pin processing method.
It is configured to diagonal contact ball bearing group face-to-face, including the above-mentioned interior dottle pin processing and outer dottle pin and interior dottle pin
With the paired angular contact ball bearing in the outer dottle pin course of processing.
It is configured to face-to-face in diagonal contact ball bearing group at one group, by above-mentioned processing aid and processing method,
In allotment, dottle pin and outer dottle pin height, reach every suit bearing and should bear same load, improve running life, alternative omnipotent
Pairing bearing, is greatly reduced the purchase cost of bearing.
Claims (7)
1. a kind of processing aid of the separation pad being configured to diagonal contact ball bearing face-to-face it is characterised in that：Including axle
Bearing, axle and bearing gland,
Bearing block has bearing saddle bore, and bearing saddle bore one end has the shoulder of spring bearing cycle surface, and bearing gland is installed on
The bearing saddle bore other end, bearing gland has the work department contacting with another bearing outer ring,
Thread segment that axle includes being sequentially arranged in axial direction, for installing the axle journal of bearing and the shaft shoulder of spring bearing inner ring, screw thread
Locking nut for compressing another bearing inner race is installed on section,
Have in bearing block wall when being mounted on bearing block and axle as diagonal contact ball bearing, interior dottle pin and outer dottle pin for plug
Chi puts in the through hole of the outer gap width between dottle pin and bearing outer ring of multimetering.
2. adopt claim 1 described in process aid dottle pin processing method it is characterised in that：Step is
1）In grinding, dottle pin end face and outer dottle pin end face, make their end faces smooth, and interior dottle pin axial height-outer dottle pin is axially high
Degree=0.2～0.4mm；
2）Paired angular contact ball bearing is installed on bearing block and axle with interior dottle pin and outer dottle pin by aspectant direction, installs
Bearing gland, is applied the pretightning force of regulation by the use requirement of bearing with torque-indicating wrencg；
3）Measure gap between outer dottle pin and bearing outer ring with clearance gauge, without gap, continue the outer dottle pin of grinding, each grinding
Amount 0.005～0.02mm, has gap, the numerical value in this gap of multimetering between outer dottle pin and bearing outer ring, and calculates
Average gap values；If there being gap between outer dottle pin and bearing outer ring, the numerical value in this gap of multimetering, and calculate average between
Gap value；
4）According to dottle pin in average gap values match grinding, each stock removal 0.005～0.02mm, every grinding is complete once, will diagonally
Contact ball bearing, interior dottle pin and outer dottle pin are re-installed in processing aid, and remeasure outer dottle pin and bearing outer ring
Between gap width, internal dottle pin end face and outer dottle pin end face to carry out precise finiss before last measurement match grinding.
3. dottle pin processing method according to claim 2 it is characterised in that：Step 1）In, interior dottle pin axial height-outer every
Pad axial height=0.3mm.
4. dottle pin processing method according to claim 2 it is characterised in that：Step 3）In, each stock removal 0.01mm.
5. dottle pin processing method according to claim 2 it is characterised in that：Step 4）In, each stock removal 0.01mm.
6. be configured to dottle pin between diagonal contact ball bearing face-to-face it is characterised in that：Including arbitrary using claim 2-5
Interior dottle pin and outer dottle pin that described dottle pin processing method processes.
7. be configured to diagonal contact ball bearing group face-to-face it is characterised in that：Including the interior dottle pin described in claim 6 and outer every
Paired angular contact ball bearing in pad and interior dottle pin and the outer dottle pin course of processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031556.1A CN104669109B (en) | 2015-01-22 | 2015-01-22 | Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510031556.1A CN104669109B (en) | 2015-01-22 | 2015-01-22 | Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104669109A CN104669109A (en) | 2015-06-03 |
| CN104669109B true CN104669109B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510031556.1A Active CN104669109B (en) | 2015-01-22 | 2015-01-22 | Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112879444B (en) * | 2021-01-26 | 2022-11-04 | 杭州全盛机电科技有限公司 | Angular contact bearing pre-tightening method |
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| CN201062631Y (en) * | 2007-07-21 | 2008-05-21 | 重庆华渝电气仪表总厂 | Double-aqueduct conjoined angular-contacting ball bearing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014040874A (en) * | 2012-08-23 | 2014-03-06 | Honda Motor Co Ltd | Lubrication structure of shaft member |
| JP2014211220A (en) * | 2013-04-22 | 2014-11-13 | 本田技研工業株式会社 | Bearing mounting structure |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201062631Y (en) * | 2007-07-21 | 2008-05-21 | 重庆华渝电气仪表总厂 | Double-aqueduct conjoined angular-contacting ball bearing |
| CN203308937U (en) * | 2013-05-06 | 2013-11-27 | 浙江五洲新春集团股份有限公司 | Reversely rotating adjustable-speed bearing with inner and outer rings |
| CN103615463A (en) * | 2013-11-29 | 2014-03-05 | 严伯坚 | Novel two-way thrust angular contact ball bearing |
| CN203600053U (en) * | 2013-11-29 | 2014-05-21 | 安阳华安通用主轴科技有限公司 | Special grinding tool motorized spindle |
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| CN104669109A (en) | 2015-06-03 |
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