CN201283528Y - Apparatus for grinding flange bearing outer ring channel - Google Patents
Apparatus for grinding flange bearing outer ring channel Download PDFInfo
- Publication number
- CN201283528Y CN201283528Y CNU2008202207529U CN200820220752U CN201283528Y CN 201283528 Y CN201283528 Y CN 201283528Y CN U2008202207529 U CNU2008202207529 U CN U2008202207529U CN 200820220752 U CN200820220752 U CN 200820220752U CN 201283528 Y CN201283528 Y CN 201283528Y
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- bearing outer
- bearing
- outer ring
- flanged bearing
- super
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Abstract
An abrasive machining device for flanged bearing outer-ring channel comprises a special grooving shaft sleeve 9, wherein the special grooving shaft sleeve 9 comprises an open slot in the middle along the length direction, a groove at one end and a screw hole at the other end. Two rollers 2 are provided with grooving shaft sleeves of the same amount. The grooving shaft sleeves on each roller, which are distributed pairwise symmetrically and all fixed via screws 10, are arranged with the same spaces. The two rollers are mounted in a support base 8 which is fixed in a locating slot of a base 7, and a flanged bearing outer ring 1 is mounted in a groove between every two symmetrical grooving shaft sleeves. The abrasive machining device for flanged bearing outer-ring channel can realize stable and accurate location during super-machining process, which can adjust the position of a rock tip of a super-precision oilstone 4 and super-finish a flanged bearing outer-ring channel. Employing pairs of symmetrical grooving shaft sleeves to super-finish the flanged bearing outer-ring channel, the abrasive machining device has a better effect compared with that of end-face compression centreless fixture super-finishing mode.
Description
Technical field
The utility model belongs to the miniature bearing processing technique field, especially a kind of device that is used for flanged bearing outer ring raceway attrition process.
Background technology
Miniature bearing is used very extensive in micro machine, instrument and meter industry.Along with the development of main frame technology, more and more higher to the required precision of miniature bearing, also more and more higher as the channel surface quality requirement of one of key technical index.Miniature flanged bearing is a branch of miniature bearing, and Fig. 1 is the structural representation of flanged bearing outer ring (1), and its channel surface quality requirement is very high as can be seen, and the raceway groove Superfinishing machine is mainly adopted in flanged bearing outer ring (1) raceway groove microstoning.
The positioner of miniature bearing raceway groove Superfinishing machine mainly contains two big classes from the principle branch:
One class is two roller formula centerless fixtures, has only the radial location element, does not have the end face setting element, shown in Fig. 2,3, and two isodiametric rollers (2) holding workpieces cylindrical, workpiece axial float.
Such is mainly used in the workpiece outer surface is that the raceway groove of columniform inner ring or outer ring is super smart, once can process a plurality of workpiece identical with oilstone yaw quantity simultaneously, and clamping workpiece is efficient and convenient, process simultaneously that quantity is many, working (machining) efficiency is high.
Another kind of is end face compression type centerless fixture, can be subdivided into roller type centerless fixture and electromagnetic type centerless fixture again, existing radial location element, the axial location element is arranged again, as shown in Figure 4, radial support (6) location excircle of workpiece, end surface supporting (5) location workpiece end face.
Such is mainly used in the workpiece outer surface is flanged pin or band slope, and also can be used for profile is columniform raceway groove microstoning, generally once can only process one, and working (machining) efficiency is lower, but easily is automated.
Flanged bearing outer ring (1) has the flange step, analyzes from profile, and adopting the roller type centerless fixture is that reasonably two roller centerless fixtures then are difficult to the stable position workpiece.But the working (machining) efficiency of roller type centerless fixture is lower, equipment cost is very high again, can not adapt to flanged outer ring raceway groove high efficiency superlinishing needs.
Summary of the invention
In order to overcome above-mentioned weak point, the utility model has designed a kind of device that is used for flanged bearing outer ring raceway attrition process, and this device can satisfy the flanged bearing outer ring raceway is realized its high efficiency microstoning on two roller formula Superfinishing machines requirement.
In order to realize the foregoing invention purpose, the utility model adopts following technical scheme:
The described device that is used for flanged bearing outer ring raceway attrition process designs a special-purpose plain split bushed-type bearing earlier in this device, its length direction center is provided with fluting, and an end face is provided with groove, and is provided with screwed hole at this end; On two rollers, be respectively charged into the plain split bushed-type bearing that quantity equates, each plain split bushed-type bearing symmetric arrangement and it is fastening one by one on two rollers by screw, two rollers are installed in the bearing, bearing is fixed in the locating slot of base, and the little external diameter in flanged bearing outer ring of packing in the groove of two plain split bushed-type bearings of symmetric arrangement.
Because adopt aforesaid technical scheme, the utility model produces following good effect:
1, solved flanged bearing outer ring raceway orientation problem during microstoning on two roller formula Superfinishing machines.
2, adopt the frame mode of plain split bushed-type bearing, adjust efficient and convenient when it changes bearing designation.
3, because a plurality of paired plain split bushed-type bearings of employing are implemented the microstoning to raceway groove in the flanged bearing outer ring simultaneously, compare with the grinding mode of end face compression type centerless fixture, its efficient has obtained very big raising.
Description of drawings
Fig. 1 is a flanged bearing outer ring structure schematic diagram;
Fig. 2 is two roller formula centerless fixture processing schematic diagrames;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is an electromagnetic type centerless fixture processing schematic diagram;
Fig. 5 is a structural representation of the present utility model;
Fig. 6 is the cutaway view at the arbitrary plain split bushed-type bearing of Fig. 5 place;
Fig. 7 is the plain split bushed-type bearing schematic diagram;
Fig. 8 is the plain split bushed-type bearing left view;
Among the above-mentioned figure: 1-flanged bearing outer ring; 2-roller; 3-lasso; 4-oilstone; 5-end surface supporting; 6-radial support; 7-base; 8-bearing; 9-plain split bushed-type bearing; 10-screw.
The specific embodiment
In conjunction with Fig. 5-8, the device that is used for flanged bearing outer ring raceway attrition process of the present utility model designs a special-purpose plain split bushed-type bearing (9) earlier in this device, and its length direction center is provided with fluting, and an end face is provided with groove, and is provided with screwed hole at this end; The plain split bushed-type bearing (9) that the quantity of packing on two rollers (2) equates, two rollers (2) are gone up each plain split bushed-type bearing (9) symmetric arrangement and it is fastening by screw (10) one by one, two rollers (2) are installed in the bearing (8), bearing (8) is fixed in the locating slot of base (7), and the little external diameter in flanged bearing outer ring (1) of packing in the groove of two plain split bushed-type bearings (9) of symmetric arrangement.
The concrete using method of the utility model is as follows:
Design a special-purpose plain split bushed-type bearing earlier, its length direction center is provided with fluting, and an end face is provided with groove, and is provided with screwed hole at this end;
The plain split bushed-type bearing that several are identical is installed on the roller of two roller formula centerless fixtures, and each the plain split bushed-type bearing quantity and the position of installing on every roller are determined by the yaw number and the yaw position of Superfinishing machine;
Be installed in two rollers that the equal plain split bushed-type bearing of quantity is housed in the bearing simultaneously, again bearing is fixed in the locating slot of base, adjust the installing space of plain split bushed-type bearing on each roller then, make on two rollers one to one plain split bushed-type bearing arrange symmetrically and by screw with its fastening location;
The flanged bearing outer ring of in the groove of two plain split bushed-type bearings of arranging symmetrically, packing into, the little external diameter of flanged bearing outer ring is packed in the groove of two plain split bushed-type bearings of symmetric arrangement, stable, accurate location when the end face of the groove of two plain split bushed-type bearings of symmetric arrangement and the end face of flanged bearing outer ring are adjacent to and finish its attrition process;
Adjust Superfinishing machine oilstone yaw position and finish attrition process the flanged bearing outer ring raceway.
In fact the utility model has promptly utilized the principle of two roller formula centerless fixtures, utilized the principle of end face compression type centerless fixture again, the binding site of two principles is special-purpose plain split bushed-type bearings of design, this plain split bushed-type bearing both had been contained on two rollers, utilize its symmetrical grooves mounting flange bearing outer ring again, finish microstoning the flanged bearing outer ring raceway.Because a plurality of paired plain split bushed-type bearings of employing are implemented the microstoning to the flanged bearing outer ring raceway simultaneously, compare with the microstoning mode of end face compression type centerless fixture, its efficient has obtained very big raising.
Claims (1)
1, a kind of device that is used for flanged bearing outer ring raceway attrition process is characterized in that: design a special-purpose plain split bushed-type bearing (9) in this device earlier, its length direction center is provided with fluting, and an end face is provided with groove, and an end is provided with screwed hole; The plain split bushed-type bearing (9) that the quantity of packing on two rollers (2) equates, every roller (2) is gone up each plain split bushed-type bearing (9) spacing of installing and is equated, two rollers (2) are gone up each plain split bushed-type bearing (9) symmetric arrangement and it is fastening by screw (10) one by one, two rollers (2) are installed in the bearing (8), bearing (8) is fixed in the locating slot of base (7), the flanged bearing outer ring (1) of packing in the groove of two plain split bushed-type bearings (9) of symmetric arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202207529U CN201283528Y (en) | 2008-10-30 | 2008-10-30 | Apparatus for grinding flange bearing outer ring channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202207529U CN201283528Y (en) | 2008-10-30 | 2008-10-30 | Apparatus for grinding flange bearing outer ring channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201283528Y true CN201283528Y (en) | 2009-08-05 |
Family
ID=40948513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202207529U Expired - Fee Related CN201283528Y (en) | 2008-10-30 | 2008-10-30 | Apparatus for grinding flange bearing outer ring channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201283528Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817980A (en) * | 2016-03-23 | 2016-08-03 | 新昌新天龙纽尚精密轴承有限公司 | Bearing outer ring batch grinding device |
| CN108747804A (en) * | 2018-07-30 | 2018-11-06 | 湖南美蓓达科技股份有限公司 | Positioning device for bearing outer ring channel ultraprecision grinding process |
-
2008
- 2008-10-30 CN CNU2008202207529U patent/CN201283528Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817980A (en) * | 2016-03-23 | 2016-08-03 | 新昌新天龙纽尚精密轴承有限公司 | Bearing outer ring batch grinding device |
| CN105817980B (en) * | 2016-03-23 | 2018-05-08 | 新昌新天龙纽尚精密轴承有限公司 | A kind of bearing outer ring batch sanding apparatus |
| CN108747804A (en) * | 2018-07-30 | 2018-11-06 | 湖南美蓓达科技股份有限公司 | Positioning device for bearing outer ring channel ultraprecision grinding process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20171030 |