CN204295511U - For the dresser of angular contact ball bearing ring raceway groove processing - Google Patents
For the dresser of angular contact ball bearing ring raceway groove processing Download PDFInfo
- Publication number
- CN204295511U CN204295511U CN201420753979.5U CN201420753979U CN204295511U CN 204295511 U CN204295511 U CN 204295511U CN 201420753979 U CN201420753979 U CN 201420753979U CN 204295511 U CN204295511 U CN 204295511U
- Authority
- CN
- China
- Prior art keywords
- swing arm
- support
- dresser
- tapered sleeve
- angular contact
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a kind of dresser for the processing of angular contact ball bearing ring raceway groove, comprise support, swing arm, swing arm drive device and diamond pen, the upper and lower two ends of described swing arm are rotating to be supported on support, described swing arm drive device to be installed on support and to be connected with swing arm, described diamond pen is installed in swing arm, the supporting junction of described swing arm and support is provided with rotating support assembly, described rotating support assembly comprises a fulcrum ball and two pieces tapered sleeve, described two pieces tapered sleeve is equipped with conical surface groove, and two pieces tapered sleeve is divided on swing arm and support, described fulcrum ball is pressed between the conical surface groove of two pieces tapered sleeve.This dresser being used for the processing of angular contact ball bearing ring raceway groove has that supporting rigidity is good, intensity is high, and dressing accuracy is high, efficiency is high, the advantage that long service life, maintenance cost are low.
Description
Technical field
The utility model relates to angular contact ball bearing ring raceway groove process technology, particularly relates to the dresser for the processing of angular contact ball bearing ring raceway groove.
Background technology
Angular contact ball bearing is the one of rolling bearing, and it can bear radial load and axial load simultaneously, has very high running accuracy and most high workload rotating speed simultaneously; Its contact angle is larger, and axial carrying capacity is higher.Angular contact ball bearing is under responsive to axial force, and the size of its contact angle can increase with the increase of axial force.Compared to traditional deep groove ball bearing, angular contact ball bearing is more suitable for the occasion being applied to high speed and precision rotating machinery, such as high-speed precise machine tool main shaft, aero-engine main shaft, high speed and precision motor etc.In recent years, along with the develop rapidly of machine tool industry, aircraft industry, electric machine industry, the demand of industrial quarters diagonal angle contact ball bearing increases day by day, and to its limit speed and fatigue life etc., the requirement of performance indications also improves constantly.Existing angular contact ball bearing is manufactured mode and has more and more been difficult to satisfy the demand.
Angular contact ball bearing realizes one of key of high-accuracy high-efficiency rate mass production, is the high-efficiency high-precision processing realizing its ring raceways; And realize high-efficiency high-precision processing, first require to realize the high-accuracy finishing of the high efficiency of emery wheel; Furthermore, realize the high-accuracy crushing of high efficiency, dresser must have high rigidity and high precision.
Existing dresser all adopts rolling bearing or sliding bearing or hydrodynamic journal liquid polymers to support diamond pen swing arm.
Adopt the dresser of rolling bearing supporting, gap to a certain degree is always there is between bearing outer ring and bearing block, also decentraction error to a certain degree is always there is between antero posterior axis bearing, and circumference is in a discrete distribution, bearing ball diameter is little, contact stiffness is limited, cause in crushing process, the rotating accuracy of trimmer is not high, support stiffness is not enough, cause the arc surface precision of crushing not high, dressing efficiency is not high yet, has a strong impact on efficiency and the quality of wheel grinding bearing ring channel.
Adopt the dresser of sliding supported condition, because sliding bearing friction pair is arc surface contact, although the rigidity of trimmer is very high, but due in emery wheel repeatedly dressing process, sliding bearing friction pair very quick-wearing, cause gap to increase, trimmer rigidity and precision reduce, and are not thus also suitable for bearing-ring grinder.
Adopt the dresser of hydrodynamic journal liquid polymers supporting, trimmer rotating accuracy and rigidity can be very high, but need to be equipped with complicated hydraulic oil oil supply system, manufacturing cost is high, take lathe space large, working service cost is higher, is not thus also suitable for bearing-ring grinder.
Because existing dresser exists above-mentioned various deficiency, cause angular contact ball bearing ring grinding machine to be difficult to realize the crushing of high rigidity high efficiency, had a strong impact on the lifting of the abilities such as grinding machine working (machining) efficiency and machining accuracy.
Utility model content
The technical problems to be solved in the utility model overcomes the deficiencies in the prior art, provides that a kind of supporting rigidity is good, intensity is high, and dressing accuracy is high, efficiency is high, the dresser for the processing of angular contact ball bearing ring raceway groove that long service life, maintenance cost are low.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of dresser for the processing of angular contact ball bearing ring raceway groove, comprise support, swing arm, swing arm drive device and diamond pen, the upper and lower two ends of described swing arm are rotating to be supported on support, described swing arm drive device to be installed on support and to be connected with swing arm, described diamond pen is installed in swing arm, the supporting junction of described swing arm and support is provided with rotating support assembly, described rotating support assembly comprises a fulcrum ball and two pieces tapered sleeve, described two pieces tapered sleeve is equipped with conical surface groove, and two pieces tapered sleeve is divided on swing arm and support, described fulcrum ball is pressed between the conical surface groove of two pieces tapered sleeve.
Further improvement as technique scheme:
Described tapered sleeve is provided with the lubrication hole communicated with described conical surface groove.
Described rotating support assembly also comprises oil scraper ring, and described oil scraper ring is sheathed on outside fulcrum ball, and between two pieces tapered sleeve.
Labyrinth seal structure is equipped with between described swing arm and oil scraper ring, between described support and oil scraper ring.
Described swing arm drive device comprises servomotor and kinematic link assembly, and described servomotor output is in transmission connection through kinematic link assembly and swing arm.
Be equiped with protective cover above described support, described swing arm drive device covers in protective cover.
Compared with prior art, the utility model has the advantage of:
Dresser for the processing of angular contact ball bearing ring raceway groove of the present utility model, the rotating support assembly that employing is main member with a fulcrum ball and two pieces tapered sleeve supports swing arm, fulcrum ball is pressed between the conical surface groove of two pieces tapered sleeve, spheroid and two conical surfaces define two ring sphere-contacts, its supporting rigidity is good, intensity is high, the rotating accuracy of swing arm can be ensured, and enough support stiffness are provided, thus improve precision and the efficiency of crushing; Ring sphere-contact makes the distribution of force of spheroid and the conical surface very even, and the wearing and tearing distribution of fulcrum ball and tapered sleeve is also very even, can increase the service life, reduce maintenance cost; After wearing and tearing occur, this supporting structure can also give bearing center for change by spheroid with coordinating of the conical surface automatically, thus guarantees the stability of Adjustment precision, reduces rounding error; The emery wheel repaired by dresser of the present utility model, its forming accuracy improves greatly, and forming speed is fast, and dressing efficiency is high, for the precision and efficiency improving the processing of angular contact ball bearing ring raceway groove provides favourable support.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged drawing at I place in Fig. 1.
In figure, each label represents:
1, support; 2, swing arm; 3, swing arm drive device; 31, servomotor; 32, kinematic link assembly; 4, diamond pen; 5, rotating support assembly; 51, fulcrum ball; 52, tapered sleeve; 521, conical surface groove; 522, lubrication hole; 53, oil scraper ring; 6, protective cover.
Detailed description of the invention
Fig. 1 and Fig. 2 shows a kind of dresser embodiment for the processing of angular contact ball bearing ring raceway groove of the present utility model, this dresser comprises support 1, swing arm 2, swing arm drive device 3 and diamond pen 4, swing arm about 2 two ends are rotating to be supported on support 1, swing arm drive device 3 to be installed on support 1 and to be connected with swing arm 2, diamond pen 4 is installed in swing arm 2, swing arm 2 is provided with rotating support assembly 5 with the supporting junction of support 1, rotating support assembly 5 comprises a fulcrum ball 51 and two pieces tapered sleeve 52, two pieces tapered sleeve 52 is equipped with conical surface groove 521, and two pieces tapered sleeve 52 is divided into swing arm 2 with on support 1, fulcrum ball 51 is pressed between the conical surface groove 521 of two-piece tapered sleeve 52.Dresser for the processing of angular contact ball bearing ring raceway groove of the present utility model, rotating support assembly 5 pairs of swing arms 2 that employing is main member with a fulcrum ball 51 and two pieces tapered sleeve 52 are supported, spheroid and two conical surfaces define two ring sphere-contacts, its supporting rigidity is good, intensity is high, the rotating accuracy of swing arm 2 can be ensured, and provide enough support stiffness, thus improve precision and the efficiency of crushing; Ring sphere-contact makes the distribution of force of spheroid and the conical surface very even, and the wearing and tearing distribution of fulcrum ball 51 and tapered sleeve 52 is also very even, can improve service life, reduce maintenance cost; After wearing and tearing occur, this supporting structure can also give bearing center for change by spheroid with coordinating of the conical surface automatically, thus guarantees the stability of swing arm 2 Adjustment precision, reduces rounding error; The emery wheel repaired by dresser of the present utility model, its forming accuracy improves greatly, and forming speed is fast, and dressing efficiency is high, for the precision and efficiency improving the processing of angular contact ball bearing ring raceway groove provides favourable support.
In the present embodiment, tapered sleeve 52 is provided with the lubrication hole 522 communicated with conical surface groove 521, can inject lubricant grease easily by lubrication hole 522 between tapered sleeve 52 and fulcrum ball 51.Further, rotating support assembly 5 also comprises oil scraper ring 53, and oil scraper ring 53 is sheathed on outside fulcrum ball 51, and between two pieces tapered sleeve 52, this oil scraper ring 53 can prevent lubricant grease from leaking, and keeps equipment clean and tidy; Labyrinth seal structure is equipped with between swing arm 2 and oil scraper ring 53, between support 1 and oil scraper ring 53, the sealing effectiveness of further raising oil scraper ring 53, and structure is simple, easy for installation, and can prevent outside dirt bits from entering unstable wear between fulcrum ball 51 and tapered sleeve 52.In the present embodiment, only the rotating support assembly 5 of swing arm 2 bottom is provided with oil scraper ring 53.
In the present embodiment, swing arm drive device 3 comprises servomotor 31 and kinematic link assembly 32, servomotor 31 output is in transmission connection through kinematic link assembly 32 and swing arm 2, protective cover 6 is equiped with above support 1, swing arm drive device 3 covers in protective cover 6, swing arm drive device 3 can be protected not by the pollution of dirt bits, extend its service life; In the rotating support assembly 5 on swing arm 2 top is also located at by the protective cover 6 of the present embodiment, also can play the effect of the rotating support assembly 5 on protection swing arm 2 top.
Although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, when not departing from technical solutions of the utility model scope, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solutions of the utility model, according to the utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solutions of the utility model protection.
Claims (6)
1. the dresser for the processing of angular contact ball bearing ring raceway groove, comprise support (1), swing arm (2), swing arm drive device (3) and diamond pen (4), up and down two ends are rotating is supported on support (1) in described swing arm (2), described swing arm drive device (3) is installed in support (1) and goes up and be connected with swing arm (2), described diamond pen (4) is installed in swing arm (2), it is characterized in that: described swing arm (2) is provided with rotating support assembly (5) with the supporting junction of support (1), described rotating support assembly (5) comprises a fulcrum ball (51) and two pieces tapered sleeve (52), described two pieces tapered sleeve (52) is equipped with conical surface groove (521), and two pieces tapered sleeve (52) is divided into swing arm (2) with on support (1), described fulcrum ball (51) is pressed between the conical surface groove (521) of two pieces tapered sleeve (52).
2. the dresser for the processing of angular contact ball bearing ring raceway groove according to claim 1, is characterized in that: described tapered sleeve (52) is provided with the lubrication hole (522) communicated with described conical surface groove (521).
3. the dresser for the processing of angular contact ball bearing ring raceway groove according to claim 2, it is characterized in that: described rotating support assembly (5) also comprises oil scraper ring (53), described oil scraper ring (53) is sheathed on fulcrum ball (51) outward, and is positioned between two pieces tapered sleeve (52).
4. the dresser for the processing of angular contact ball bearing ring raceway groove according to claim 3, is characterized in that: be equipped with labyrinth seal structure between described swing arm (2) and oil scraper ring (53), between described support (1) and oil scraper ring (53).
5. the dresser for the processing of angular contact ball bearing ring raceway groove according to any one of claim 1 to 4, it is characterized in that: described swing arm drive device (3) comprises servomotor (31) and kinematic link assembly (32), described servomotor (31) output is in transmission connection through kinematic link assembly (32) and swing arm (2).
6. the dresser for the processing of angular contact ball bearing ring raceway groove according to claim 5, is characterized in that: described support (1) top is equiped with protective cover (6), and described swing arm drive device (3) covers in protective cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420753979.5U CN204295511U (en) | 2014-12-05 | 2014-12-05 | For the dresser of angular contact ball bearing ring raceway groove processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420753979.5U CN204295511U (en) | 2014-12-05 | 2014-12-05 | For the dresser of angular contact ball bearing ring raceway groove processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204295511U true CN204295511U (en) | 2015-04-29 |
Family
ID=53101089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420753979.5U Withdrawn - After Issue CN204295511U (en) | 2014-12-05 | 2014-12-05 | For the dresser of angular contact ball bearing ring raceway groove processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204295511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104369105A (en) * | 2014-12-05 | 2015-02-25 | 浙江优特轴承有限公司 | Grinding wheel dresser for machining groove in angular contact ball bearing ring |
-
2014
- 2014-12-05 CN CN201420753979.5U patent/CN204295511U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104369105A (en) * | 2014-12-05 | 2015-02-25 | 浙江优特轴承有限公司 | Grinding wheel dresser for machining groove in angular contact ball bearing ring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104455000B (en) | A kind of graphite dry powder lubrication bearing and its processing technology | |
| CN104369105B (en) | Dresser for the processing of angular contact ball bearing ring raceway groove | |
| CN204295511U (en) | For the dresser of angular contact ball bearing ring raceway groove processing | |
| CN202106255U (en) | Roll grinder rotary jacking block | |
| CN205371299U (en) | Take joint bearing and cone crusher of sealing washer | |
| CN204310294U (en) | Grab bucket self-lubricating pulley mechanism | |
| CN103482503B (en) | The split type sphere turning gear of a kind of samson post Platform lifting devices | |
| CN103807303A (en) | Center-shaft-type cylindrical roller bearing | |
| CN203956741U (en) | The static pressure trimmer of super grinding ball bear inner ring grooved railway abrasive grinding wheel | |
| CN105275980A (en) | Conical roller bearing | |
| CN203197390U (en) | Large-distance coaxial shaft hole machining device | |
| CN204477269U (en) | A kind of direct-connection type retarder capacity eccentric bearing lubrication road | |
| CN205331213U (en) | Biserial cylindrical roller track bearing | |
| CN204082896U (en) | A kind of high-mechanic noise free gear-bearing | |
| CN203948452U (en) | The two raceway roller bearings of axle formula sealed four-row | |
| CN204893702U (en) | Flat grinder bistrique bearing | |
| CN203068025U (en) | Central slewing joint provided with bearing additionally | |
| CN201262311Y (en) | Lubrication apparatus of traveling wheel | |
| CN203421004U (en) | Rolling bearing | |
| CN205207437U (en) | Zanjon ball disjunctor bearing that self -lubricating is high temperature resistant | |
| CN205207426U (en) | Outer loop fluting joint bearing | |
| CN204610556U (en) | Linear sliding bearing | |
| CN204338255U (en) | The auxiliary support apparatus of cement mill | |
| CN202545599U (en) | Speed increasing wheel bearing | |
| CN203936786U (en) | The static pressure trimmer of super grinding ball bearing outer ring raceway groove abrasive grinding wheel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150429 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |