CN108789133A - A kind of grinding load plate and grinding device suitable for bearing ring - Google Patents
A kind of grinding load plate and grinding device suitable for bearing ring Download PDFInfo
- Publication number
- CN108789133A CN108789133A CN201810770580.0A CN201810770580A CN108789133A CN 108789133 A CN108789133 A CN 108789133A CN 201810770580 A CN201810770580 A CN 201810770580A CN 108789133 A CN108789133 A CN 108789133A
- Authority
- CN
- China
- Prior art keywords
- grinding
- disk
- load plate
- bearing ring
- stamper
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- 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.)
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Classifications
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
- B24B37/08—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for double side lapping
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/27—Work carriers
- B24B37/28—Work carriers for double side lapping of plane surfaces
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The present invention provides a kind of grinding load plate and grinding device suitable for bearing ring, grinding load plate is made of mutually nested rotation external toothing, grinding stamper and grinding sub-disk, the rotation external toothing periphery is equipped with external tooth, the grinding stamper is equipped with can be with the disk hole of grinding sub-disk form fit, and the grinding sub-disk is interior to be equipped with location hole.Present invention may apply to more specifications, the bearing Double End attrition process of multi items, expand application range, it is easy to process, reduce processing cost, improve convenience, interchangeability and the versatility of operation, it can be simplified on material property, processing method, processing efficiency, difficulty of processing simultaneously, significantly promote processing efficiency, shorten the production cycle.
Description
Technical field
The invention belongs to technical field of bearing processing, and in particular to it is a kind of for bearing ring Double End grinding load plate and
Device.
Background technology
The basic structure of current existing bearing ring dual-end face grinder grinding device is as shown in Figure 1, include upper grinding
Disk 1, lower abrasive disk 2 are evenly equipped with grinding load plate 3 on lower abrasive disk 2, and grinding load plate 3 is the unique apparatus of grinding machining positioning,
Its structure is shown in shown in attached drawing 2, is steel integral structure, and built-in several location holes being circumferentially distributed are used for fixing bearing lasso,
Therefore the structure of grinding load plate 3 is to determine the key device of the bearing ring range of work, working ability and machining accuracy.It is existing
There are many defects in the application in grinding load plate 3：
1, grinding load plate is steel integral structure, and structure size is single, and often processing a kind of specification bearing ring needs simultaneously
Each grinding load plate is replaced, changes that part is troublesome in poeration, and the amount of labour is big, and there are security risks, while the range of work is limited, Bu Nengman
The more specifications of foot, the grinding of the Double End of multi items bearing ring require.Bearing machining belong to multi items, more specifications the mode of production,
And two end faces of bearing products belong to the positioning datum of later process, and required precision is higher, it is therefore necessary to plane lapping is carried out, therefore
And needing the grinding load plate progress convenient changing of more specifications spare, existing weaponry and equipment cannot be satisfied the demand；
2, grinding load plate manufacturing cost is higher.Per one specification bearing ring of work sheet, each grinding load plate need to be replaced simultaneously
A set of grinding device could be formed and be ground processing, all grinding load plates require to be uniformly distributed in lower abrasive disk, and using complete
Steel structure, grinding load plate diameter reach Φ 314mm, and grinding load plate existing market processing and manufacturing takes about 10,000 yuan of quotation, in practical life
A large amount of cost of possession funds can be occupied in production, be unfavorable for enterprise development；
3, the grinding load plate accuracy of manufacture requires high, and difficulty of processing is big.Integral grinding load plate is steel structure, and summary process is
It first has to use machining center vehicle system, subsequently heat-treated rear two plane barrelings, then is ground with coordinate and complete grinding out.Wherein grind in load plate
The machining accuracy in hole, dimensional tolerance, verticality, upper and lower end face parallel error etc. all have careful precision control, common machine adds
Equipment cannot be satisfied technology requirement, there are problems that cost multiplication using advanced equipments of high grade and precision；
4, the grinding load plate manufacturing cycle is long.The grinding load plate of steel structure need to carry out rough turn, heat treatment, plane lapping, mill
The multiple tracks cumbersome process such as hole needs 3-4 using above equipment through calculating 5 grinding load plate processing of a whole set of structure of single specification
Month, the serious production cycle for elongating enterprise.
In conclusion the configuration of above-mentioned grinder uses steel integral structure due to grinding load plate, and size design is single,
Application range is narrow, and difficulty of processing is big, and high precision machining, process-cycle are long, and it is double cannot to meet multi items, the bearing ring of more specifications
End surface grinding, so as to cause, in use, application range is limited, processing cost is excessively high, and the process-cycle is long, is not suitable in actual production
Production and processing is ground in the small lot bearing Double End of medium and small bearing producer.
Invention content
The purpose of the present invention is to provide a kind of grinding load plates and grinding device suitable for bearing ring, can be adapted for
More specifications, the bearing Double End attrition process of multi items expand application range, easy to process, reduce processing cost, improve operation
Convenience, interchangeability and versatility, while can be accessed on material property, processing method, processing efficiency, difficulty of processing
Simplify, significantly promote processing efficiency, shortens the production cycle.
The grinding load plate suitable for bearing ring of the present invention by mutually nested rotation external toothing, grinding stamper and is ground
Mill disk forms, and the rotation external toothing periphery is equipped with external tooth, and the grinding stamper is equipped with can be with grinding sub-disk form fit
Disk hole, location hole is equipped in the grinding sub-disk.
Wherein, mutually matched limit assembly, the limit assembly are equipped between the rotation external toothing and grinding stamper
Including the mutually matched bulge-structure for being set to rotation external toothing inner circumferential and the groove structure for being set to grinding stamper periphery, institute
It states limit assembly and sets at least to one group, preferably four groups.
Wherein, the grinding stamper passes through disk hole and grinding sub-disk clearance fit.
Wherein, the 30-40% of a diameter of rotation external tooth loop diameter of the grinding sub-disk, grinding sub-disk are preferably designed for three
A, the axis of centres around grinding stamper is uniformly distributed.
Wherein, the rotation external toothing and grinding stamper are manufactured using PVC highstrenghtpistons, and the grinding sub-disk uses steel
Prepared material manufactures.
The grinding device suitable for bearing ring of the present invention, including top lap, lower abrasive disk and be uniformly distributed in down
Above-mentioned grinding load plate on abrasive disk, the top lap and lower abrasive disk are inlayed by CBN round grinding blocks and are constituted.
Grinding load plate and grinding device provided by the present invention suitable for bearing ring has following advantage：
1. being designed compared to original structure, transmission external toothing uses for more specification bearing rings, replaces processing different size
Bearing ring when, without needing to change transmission external toothing, avoid heavy repetitive operation, working efficiency can be improved 30% or more；
2. being driven external toothing, grinding stamper using PVC highstrenghtpistons manufacture, compared to whole steel structure, external tooth
The height of circle and grinding stamper can obviously reduce, and be only adjusted with bearing ring workpiece height to grinding sub-disk, subtract significantly
Light grinding load plate weight, makes simple operation, safety, and interchangeability, versatility are remarkably reinforced；
3. intersecting using PVC highstrenghtpistons, steel material composite construction, manufactured compared to original structure clean steel prepared material,
Due to the more specification versatilities enhancing for being driven external toothing, grinding stamper, raw material and manufacturing expense totle drilling cost can save 80% with
On；
4. the processing scheme of grinding load plate is only to be processed center vehicle system, grinding to transmission external toothing, grinding stamper
Disk diameter reduces, and the processing of outer diameter, plane can be carried out using general barreling lathe, positioning workpiece hole machining center can vehicle
System is completed, and the high cost investment that advanced equipments of high grade and precision expend a large amount of working hour grinding positioning workpiece holes, simultaneous grinding sub-disk pair are eliminated
Processing technology than former major diameter unitized abrasive load plate has been obviously shortened technological process, and technological process is made to have obtained abundant letter
Change, reduce production cost, improve processing efficiency, shorten the process-cycle, 5 grinding load plates of the whole series of former single specification add
Work needs 100 days production cycles, and structure only needs processing can be completed within 15 days after improving；
In conclusion compared to original structure design, structure of the invention the cost of raw material, processing cost, energy consumption at
It is effectively improved in terms of sheet, cost of labor, process-cycle.By taking flanged disk single-row ball-bearing as an example, endoporus is 15 rule
Abrasive disk manufacturing expense used in the interior outer bearing ring of lattice saves nearly 280,000 yuan.The structural improvement of this abrasive disk can extend to
It is widely used in bearing industry and other industries, innovation structure mentality of designing is provided, thus the social economy of bigger can be created
Income.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the overall structure diagram of existing grinding device.
Fig. 2 is the structural schematic diagram of existing unitized abrasive load plate.
Fig. 3 is the structural schematic diagram of present invention grinding load plate.
Fig. 4 is the structural schematic diagram for rotating external toothing.
Fig. 5 is the structural schematic diagram for grinding stamper.
Fig. 6 is the structural schematic diagram for grinding sub-disk.
Specific implementation mode
In order to better understand the present invention, with reference to specific attached drawing, the present invention will be described in detail.
Grinding load plate 3 provided by the invention suitable for bearing ring, as shown in figure 3, by mutually nested rotation external tooth
Circle 31, grinding stamper 32 and grinding sub-disk 33 form.31 periphery of rotation external toothing is equipped with external tooth 311 (Fig. 4), for carrying out
Power transmission；The grinding stamper 32, which is equipped with, can coordinate peace with the disk hole 321 (Fig. 5) of grinding 33 form fit of sub-disk
Dress grinding sub-disk 33；It is equipped with location hole 331 (Fig. 6) in the grinding sub-disk 33, is positioned for treating grinding bearings lasso.
Wherein, mutually matched limit assembly, the limit are equipped between the rotation external toothing 31 and grinding stamper 32
Component may include the mutually matched bulge-structure 312 for being set to rotation 31 inner circumferential of external toothing and be set to outside grinding stamper 32
The groove structure 322 in week, the limit assembly set at least to one group, four groups are preferably arranged in figure.Limit assembly 4, which is realized, to be turned
Dynamic external toothing 31 and the fixation for grinding relative position between stamper 32.
Wherein, between the disk hole 321 that is equipped with of grinding stamper 32 and grinding sub-disk 33 there are certain minim gap, this
Minim gap is in process of lapping, by top lap 1 and lower abrasive disk 2 to grinding the bearing holder (housing, cover) to be ground placed in sub-disk 33
Circle acts on certain pressure, rotates and generate torque under pressure, is waited for drive in grinding sub-disk 33 and disk hole 321
Grinding bearings lasso generates revolution identical with grinding stamper 32 and the autobiography relative to grinding stamper 32, and this intersection rotation has
Conducive to the flatness of raising end surface of bearing ring to be ground.
Wherein, the 30-40% of a diameter of 31 diameter of rotation external toothing of the grinding sub-disk 33, grinding sub-disk 33 are preferably set
Three are calculated as, the axis of centres around grinding stamper 32 is uniformly distributed.Sub-disk diameter (the original one substantially reduced relative to unitized abrasive load plate
When body formula grinds the diameter of phi 314mm of load plate, the diameter of corresponding grinding sub-disk can be reduced to Φ 117.5mm), processing method can be adopted
Can carry out the processing of outer diameter, plane with general barreling lathe, positioning workpiece hole machining center can vehicle system complete, eliminate
Advanced equipments of high grade and precision expend the high cost investment of a large amount of working hour grinding positioning workpiece holes, hence it is evident that shortening and simplification of flowsheet, significantly
The difficulty of processing and processing cost of each section are reduced, and realizes effectively improving and controlling for machining accuracy, is conducive to raising and adds
Work efficiency rate.
Wherein, the rotation external toothing 31 and grinding stamper 32 are manufactured using PVC highstrenghtpistons, the grinding sub-disk 33
It is manufactured using steel material, the severity of grind and grinding toughness reguirements, processing method that can effectively meet grinding load plate use
Machining center vehicle system can be completed.
Wherein, the grinding sub-disk 33 can harden (long-time service) or not harden (short-period used), in conjunction with smaller straight
Diameter size can be obviously prolonged service life, shorten the process-cycle, reduce difficulty of processing, while meeting requirement on machining accuracy again.
Above-mentioned grinding load plate 3 is replaced to traditional unitized abrasive load plate, the grinding suitable for bearing ring can be obtained
Device：Including top lap 1, lower abrasive disk 2 and the grinding load plate 3 being uniformly distributed on lower abrasive disk 2, the top lap 1
It is inlayed and is constituted by CBN round grinding blocks 4 with lower abrasive disk 2.
Pass through above-mentioned technical proposal can be seen that the configuration of the present invention is simple, easy to make, technological process simplification, Neng Gouyong
In more specifications, the end surface grinding of multi items bearing ring, while can be cost-effective, improve processing efficiency, this centering small-size shaft
The production development for holding enterprise is advantageous, while the mentality of designing of the invention and structure application can be promoted on a large scale, push away
It will produce the economic results in society of bigger after wide.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (9)
1. a kind of grinding load plate suitable for bearing ring, by mutually nested rotation external toothing (31), grinding stamper (32) and
It grinds sub-disk (33) to form, rotation external toothing (31) periphery is equipped with external tooth (311), and the grinding stamper (32) is equipped with can
With the disk hole (321) of grinding sub-disk (33) form fit, the grinding sub-disk (33) is interior to be equipped with location hole (331).
2. the grinding load plate according to claim 1 suitable for bearing ring, which is characterized in that the rotation external toothing
(31) mutually matched limit assembly is equipped between grinding stamper (32).
3. the grinding load plate according to claim 2 suitable for bearing ring, which is characterized in that the limit assembly includes
It is mutually matched to be set to the bulge-structure (312) for rotating external toothing (31) inner circumferential and be set to the recessed of grinding stamper (32) periphery
Slot structure (322).
4. the grinding load plate according to claim 2 suitable for bearing ring, which is characterized in that the limit assembly is at least
It is set as one group, preferably four groups.
5. the grinding load plate according to claim 1 suitable for bearing ring, which is characterized in that the grinding stamper (32)
Pass through disk hole (321) and grinding sub-disk (33) clearance fit.
6. the grinding load plate according to claim 1 suitable for bearing ring, which is characterized in that the grinding sub-disk (33)
A diameter of rotation external toothing (31) diameter 30-40%.
7. the grinding load plate according to claim 1 suitable for bearing ring, which is characterized in that the grinding sub-disk (33)
Three are designed as, the axis of centres around grinding stamper (32) is uniformly distributed.
8. the grinding load plate according to claim 1 suitable for bearing ring, which is characterized in that the rotation external toothing
(31) it is manufactured using PVC highstrenghtpistons with grinding stamper (32), the grinding sub-disk (33) is manufactured using steel material.
9. a kind of grinding device suitable for bearing ring, including top lap (1), lower abrasive disk (2) and it is uniformly distributed in down
On abrasive disk (2) such as claim 1-8 any one of them grinding load plate (3), the top lap (1) and lower abrasive disk
(2) it is inlayed and is constituted by CBN round grinding blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810770580.0A CN108789133A (en) | 2018-07-13 | 2018-07-13 | A kind of grinding load plate and grinding device suitable for bearing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810770580.0A CN108789133A (en) | 2018-07-13 | 2018-07-13 | A kind of grinding load plate and grinding device suitable for bearing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108789133A true CN108789133A (en) | 2018-11-13 |
Family
ID=64075105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810770580.0A Pending CN108789133A (en) | 2018-07-13 | 2018-07-13 | A kind of grinding load plate and grinding device suitable for bearing ring |
Country Status (1)
| Country | Link |
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Application publication date: 20181113 |