CN103506904A - Improved structure and using method of device for two end face grinding of thin-wall bearing ring - Google Patents
Improved structure and using method of device for two end face grinding of thin-wall bearing ring Download PDFInfo
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- CN103506904A CN103506904A CN201310422311.2A CN201310422311A CN103506904A CN 103506904 A CN103506904 A CN 103506904A CN 201310422311 A CN201310422311 A CN 201310422311A CN 103506904 A CN103506904 A CN 103506904A
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- Prior art keywords
- wall bearing
- thin
- top lap
- abrasive disk
- push rod
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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
- 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
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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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/27—Work carriers
- B24B37/28—Work carriers for double side lapping of plane surfaces
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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
- 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
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
Abstract
The invention discloses an improved structure and using method of a device for two end face grinding of a thin-wall bearing ring. An original device for two end face grinding of the thin-wall bearing ring comprises an upper grinding disc (1), a lower grinding disc (2), a proximity switch (5), a hydraulic cylinder (6), stand columns (7) and a flange pushing rod (10). According to the improved structure of the device for two end face grinding of the thin-wall bearing ring, two movable screw fulcrums (9) are clamped on the two stand columns respectively, the movable screw fulcrums (9) can move vertically to be adjusted and positioned, a middle transition disc (4) is hung at the flange end of the flange pushing rod through multiple tension springs, the upper grinding disc is hung on the middle transition disc through multiple compression springs (8), the entire weight of the upper grinding disc and the entire weight of the middle transition disc are concentrated on the two movable screw fulcrums instead of acting on the thin-wall bearing ring directly, actual grinding pressure only comes from the hydraulic cylinder, the descending degree of the flange pushing rod can be controlled by controlling the position of a contact of the proximity switch, the protruding part, namely the warped part, of the thin-wall bearing ring is ground by means of the upper grinding disc which is in a hung state, and therefore warpage is avoided.
Description
Technical field
The invention belongs to technical field of bearing processing, specially refer to a kind of improvement structure and using method of thin-wall bearing ferrule both ends of the surface grinder.
Background technology
In conjunction with Fig. 1; the basic structure of thin-wall bearing ferrule both ends of the surface grinder comprises top lap 1, lower abrasive disk 2, approach switch 5, hydraulic cylinder 6, column 7 and flange push rod 10; fixer cylinder pressure 6 on the crossbeam that two columns 7 connect; the output shaft end connecting flange push rod 10 of hydraulic cylinder 6; flange push rod 10 connects with top lap 1 again; within lower abrasive disk 2 is positioned in two columns 7 and with the mutual corresponding and central axes of top lap 1, lower abrasive disk 2 is by fixed electrical machinery locating rotation.
During use, will treat that wear down wall bearing ring 3 lies on lower abrasive disk 2 and smears lapping liquid, the grinding thickness of thin-wall bearing ferrule 3 both ends of the surface is that the spacing that top lap 1 comes downwards to lower abrasive disk 2 is set up in advance by approach switch 5, hydraulic cylinder 6 drives flange push rods 10 to make top lap 1 descending and compress thin-wall bearing ferrule 3, electric motor starting makes thin-wall bearing ferrule 3 with lower abrasive disk 2 active rotation, under the effect of descending thrust, make top lap 1 relatively descend abrasive disk 2 to produce passive rotation in the same way, the acting on thin-wall bearing ferrule 3 and its both ends of the surface be polished from weight average of the descending thrust of top lap 1 and top lap 1, but in being polished process, because thin-wall bearing ferrule 3 both ends of the surface have certain plane warping degree, though its plane warping can be forced to flatten when being applied in larger pressure, but after top lap 1 is raised, thin-wall bearing ferrule 3 still can be resumed again in its plane warping of free state, the effect of grinding is unsatisfactory, in addition, even if there is the position-limiting action of approach switch 5, but because top lap 1 deadweight is too heavy and have downward trend gradually, this gravity makes hydraulic cylinder 6 or system produce larger negative pressure, or system produces slowly leakage of trace, cause top lap 1 to extend and slowly sink voluntarily and suppress on thin-wall bearing ferrule with milling time, also can affect the effect of grinding.
In short, the configuration of above-mentioned grinder is owing to lacking the accurate location of the descending Shi Qi of top lap 1 position, or prevention is due to the too heavy downward trend producing of top lap 1 deadweight, causes the plane warping degree of thin-wall bearing ferrule 3 not eliminate, and affects its grinding effect.
Summary of the invention
In order to address the above problem, the invention provides a kind of improvement structure and using method of thin-wall bearing ferrule both ends of the surface grinder, improving structure is mainly to have increased middle transition dish in the relevant position of thin-wall bearing ferrule both ends of the surface grinder, stage clip and mobile screw fulcrum, these improve structure and can realize the accurate location of the descending Shi Qi of top lap position and eliminate the downward trend that it produces because of deadweight, pinpoint result makes top lap and lower abrasive disk remain unchanged to the pressure of thin-wall bearing ferrule both ends of the surface, so just can effectively eliminate the plane warping degree of thin-wall bearing ferrule, meet grinding technics requirement.
In order to realize foregoing invention object, the present invention adopts following technical scheme:
A kind of improvement structure and using method of thin-wall bearing ferrule both ends of the surface grinder, described thin-wall bearing ferrule both ends of the surface grinder comprises top lap, lower abrasive disk, approach switch, hydraulic cylinder, column and flange push rod, fixer cylinder pressure on the crossbeam that two columns connect, the output shaft end connecting flange push rod of hydraulic cylinder, flange push rod connects with top lap again, within lower abrasive disk is positioned in two columns and with the mutual corresponding and central axes of top lap, lower abrasive disk is by fixed electrical machinery locating rotation, during use, will treat that wear down wall bearing ring lies on lower abrasive disk and smears lapping liquid, the grinding thickness of thin-wall bearing ferrule both ends of the surface is that the spacing that top lap comes downwards to lower abrasive disk is set up in advance by approach switch, Driven by Hydraulic Cylinder flange push rod makes top lap descending and compress thin-wall bearing ferrule, electric motor starting makes thin-wall bearing ferrule with lower abrasive disk active rotation, under the effect of descending thrust, make top lap relatively descend abrasive disk to produce passive rotation in the same way, although being polished, the both ends of the surface of thin-wall bearing ferrule still there is plane warping phenomenon when its free state, feature of the present invention is as follows:
Improving structure is to have increased middle transition dish in described thin-wall bearing ferrule both ends of the surface grinder, stage clip and mobile screw fulcrum, two mobile screw fulcrums are installed on respectively on two columns and can realize it and move up and down adjustment location, the push rod section of flange push rod is lengthened and puts middle transition dish, middle transition dish is suspended on the flange end of flange push rod by several extension springs, and then top lap is suspended on middle transition dish and flange push rod connects with top lap 1 by several stage clips, in flange end one side of flange push rod, be equipped with the approach switch of energy up-down adjustment high and low position, the contact of equipped approach switch on middle transition dish, within lower abrasive disk is positioned in two columns and with the mutual corresponding and central axes of top lap, lower abrasive disk is by fixed electrical machinery locating rotation,
During use, will treat that wear down wall bearing ring lies on lower abrasive disk and smears lapping liquid, when Driven by Hydraulic Cylinder flange push rod makes top lap come downwards to complete suspension status, middle transition dish first drops on or is supported on two mobile screw fulcrums, during described complete suspension status, refer to that top lap do not treat wear down wall bearing ring because deadweight compresses with contacting, now between middle transition dish and lower abrasive disk apart from setting or measure according to calculated value in advance, and set up be according to this installed position of two mobile screw fulcrums on two columns, two mobile screw fulcrums have not only played supporting and location effect to middle transition disc in other words, also realized the accurate location of distance between middle transition dish and lower abrasive disk, more guaranteed that top lap is in described complete suspension status, when top lap trace comes downwards to suspension grinding state, middle transition dish is by two mobile screw fulcrum institute positioning supports, but approach switch is can be along with the trace of flange push rod descending and touch described contact, by described contact, flange push rod is stopped descending, now between top lap and lower abrasive disk apart from being just in time to treat that wear down wall bearing ring can eliminate the best grinding thickness of its both ends of the surface plane warping phenomenon, and now top lap under the pulling force of several stage clips still in suspension status, by electric motor starting, make to treat that wear down wall bearing ring is with lower abrasive disk active rotation, when above-mentioned suspension grinding state, top lap descends abrasive disk to produce passive rotation in the same way relatively, and the upper surface for the treatment of wear down wall lasso neither grind out by the gravity pressure of top lap, therefore under described suspension grinding state, treat that the plane warping position of wear down wall bearing ring can effectively be removed by grinding, after grinding, when wear down wall bearing ring can not be in its free state, produce plane warping phenomenon.
Mobile screw fulcrum includes jig and expansion screw, and described jig can be realized location up and down and adjust on column, and described expansion screw is realized the adjustment of micro-high and low position.
Approach switch is contained on support, and described support can be along the flange end one side up-down adjustment high and low position of flange push rod.
The structure of described contact but symmetrical anti-dress identical with the structure of described support.
Owing to adopting technical scheme as mentioned above, the present invention produces following good effect:
1, because two mobile screw fulcrums play supporting and location effect completely to middle transition disc, and top lap is suspended on middle transition dish by several stage clip, the total weight of top lap and middle transition dish all concentrates on two mobile screw fulcrums, directly do not treat wear down wall bearing ring and produce pressure, self plane warping for the treatment of wear down wall bearing ring grinds important prerequisite condition is provided, and this point is most important to inventing.
Once 2, two mobile screw fulcrums and approach switch are determined, can grind the thin-wall bearing ferrule of same specification size, be highly suitable for batch production, two mobile screw fulcrums or the position adjustment of approach switch has convenient, fast, accurate feature.
3, the gravity due to top lap no longer affects the grinding pressure for the treatment of wear down wall bearing ring, actual grinding pressure is the thrust to flange push rod from hydraulic cylinder only, and the descending control that is subject to approach switch of the trace of flange push rod, therefore as long as control the contact position of approach switch, the outstanding position that top lap can be treated wear down wall bearing ring under suspension status is that effectively grind at warpage position, and after grinding, thin-wall bearing ferrule can not produce bounce-back or warping phenomenon.
Accompanying drawing explanation
Fig. 1 is the improvement structural representation sketch of thin-wall bearing ferrule both ends of the surface grinder.
In Fig. 1: 1-top lap; Abrasive disk under 2-; 3-thin-wall bearing ferrule; 4-middle transition dish; 5-approach switch; 6-hydraulic cylinder; 7-column; 8-spring; 9-moves screw fulcrum; 10-flange push rod.
The specific embodiment
Thin-wall bearing ferrule described herein is carried out by national bearing relevant art standard.
The present invention is a kind of improvement structure and using method of thin-wall bearing ferrule both ends of the surface grinder, improving structure is mainly in the relevant position of thin-wall bearing ferrule both ends of the surface grinder, to have increased middle transition dish, stage clip and mobile screw fulcrum, these improve structure and can realize the accurate location of the descending Shi Qi of top lap position and eliminate downward compression trend thin-wall bearing ferrule being produced because of its deadweight, pinpoint result can effectively be eliminated the plane warping degree of thin-wall bearing ferrule, and can meet grinding technics requirement.
With reference to figure 1; thin-wall bearing ferrule both ends of the surface grinder comprises top lap 1, lower abrasive disk 2, approach switch 5, hydraulic cylinder 6, column 7 and flange push rod 10; fixer cylinder pressure 6 on the crossbeam that two columns 7 connect; the output shaft end connecting flange push rod 10 of hydraulic cylinder 6; flange push rod 10 connects with top lap 1 again; within lower abrasive disk 2 is positioned in two columns 7 and with the mutual corresponding and central axes of top lap 1, lower abrasive disk 2 is by fixed electrical machinery locating rotation.
Thin-wall bearing ferrule both ends of the surface grinder will treat that wear down wall bearing ring 3 lies on lower abrasive disk 2 and smears lapping liquid in use, the grinding thickness of thin-wall bearing ferrule 3 both ends of the surface is that the spacing that top lap 1 comes downwards to lower abrasive disk 2 is set up in advance by approach switch 5, hydraulic cylinder 6 drives flange push rods 10 to make top lap 1 descending and compress thin-wall bearing ferrule 3, electric motor starting makes thin-wall bearing ferrule 3 with lower abrasive disk 2 active rotation, under the effect of descending thrust, make top lap 1 relatively descend abrasive disk 2 to produce passive rotation in the same way, although being polished, the both ends of the surface of thin-wall bearing ferrule still there is plane warping phenomenon when its free state, and plane warping phenomenon is one of inherent characteristic of thin-wall bearing ferrule.
By the following examples, can explain in more detail the present invention, the present invention is not limited to the following examples, discloses object of the present invention and is intended to protect all changes and improvements in the scope of the invention.
In conjunction with Fig. 1, improvement structure of the present invention is in above-mentioned thin-wall bearing ferrule both ends of the surface grinder, to have increased middle transition dish 4, stage clip 8 and mobile screw fulcrum 9.
Two mobile screw fulcrums 9 are installed on respectively on two columns 7 and can realize it and move up and down adjustment location, mobile screw fulcrum 9 is actually an independently chucking device, this chucking device includes jig and expansion screw, in this sense, above-mentioned mobile screw fulcrum 9 decapacitation utilize described jig on column 7, to realize outside location adjustment up and down, realize the adjustment of micro-high and low position in the time of lower location adjustment in realization by described expansion screw.
The push rod section of flange push rod 10 is lengthened and puts middle transition dish 4, the length lengthening should be determined according to the thickness of middle transition dish 4 and relative dimensions, middle transition dish 4 is suspended on the flange end of flange push rod 10 by several extension springs, and then top lap 1 is suspended on middle transition dish 4 and flange push rod 10 connects with top lap 1 by several stage clips, in flange end one side of flange push rod 10, be equipped with the approach switch 5 of energy up-down adjustment high and low position, be that approach switch 5 is contained on support, described support can be along the flange end one side up-down adjustment high and low position of flange push rod 10.The contact of equipped approach switch 5 on middle transition dish 4, the structure of described contact but symmetrical anti-dress identical with the structure of described support.
Within lower abrasive disk 2 is positioned in two columns 7 and with the mutual corresponding and central axes of top lap 1, lower abrasive disk 2 is by fixed electrical machinery locating rotation, this is identical with former draw bail.
Under the cooperation of above-mentioned improvement structure, during use, will treat that wear down wall bearing ring 3 lies on lower abrasive disk 2 and smears lapping liquid, when hydraulic cylinder 6 drives flange push rod 10 to make top lap 1 come downwards to complete suspension status, middle transition dish 4 first drops on or is supported on two mobile screw fulcrums 9, during described complete suspension status, refer to that top lap 1 do not treat wear down wall bearing ring 3 because deadweight compresses with contacting, now between middle transition dish 4 and lower abrasive disk 2 apart from setting or measure according to calculated value in advance, and set up be according to this installed position of two mobile screw fulcrums 9 on two columns 7, this position that is installed is the integrated of the described adjustment of location up and down and described high and low position.Two mobile screw fulcrums 9 have not only played supporting and location effect, have also realized the accurate location of distance between middle transition dish 4 and lower abrasive disk 2, have more guaranteed that top lap 1 is in described complete suspension status middle transition disc 4 in other words, and this is that the follow-up suspension grinding state for the treatment of wear down wall bearing ring 3 has been established primary condition.
When top lap 1 trace comes downwards to suspension grinding state, middle transition dish 4 is by 9 positioning supports of two mobile screw fulcrums, but approach switch 5 is can be along with the trace of flange push rod 10 descending and touch described contact, by described contact, flange push rod 10 is stopped descending, now between top lap 1 and lower abrasive disk 2 apart from being just in time to treat that wear down wall bearing ring 3 can eliminate the best grinding thickness of its both ends of the surface plane warping phenomenon, described best grinding thickness is according to treating that the technique thickness of wear down wall bearing ring 3 makes, and now top lap under the pulling force of several stage clips 8 still in suspension status, by electric motor starting, make to treat that wear down wall bearing ring 3 is with lower abrasive disk 2 active rotation, when above-mentioned suspension grinding state, top lap 1 descends abrasive disk 2 to produce passive rotation in the same way relatively, and the upper surface for the treatment of wear down wall lasso 3 neither grind out by the gravity pressure of top lap 1, because two mobile screw fulcrums have played supporting and location effect completely to middle transition disc, and top lap is suspended on middle transition dish by several stage clip, the total weight of top lap and middle transition dish all concentrates on two mobile screw fulcrums, directly do not treat wear down wall bearing ring and produce pressure, self plane warping for the treatment of wear down wall bearing ring is provided by the important prerequisite condition that provides, this point is most important to inventing, once so two mobile screw fulcrums and approach switch are determined, can grind the thin-wall bearing ferrule of same specification size, be highly suitable for batch production, two mobile screw fulcrums or the position adjustment of approach switch have conveniently, fast, accurate feature, therefore the gravity of top lap no longer affects the grinding pressure for the treatment of wear down wall bearing ring, actual grinding pressure is the thrust to flange push rod from hydraulic cylinder only, and the descending control that is subject to approach switch of the trace of flange push rod, therefore as long as control the contact position of approach switch, the outstanding position that top lap can be treated wear down wall bearing ring under suspension status is that effectively grind at warpage position, after grinding, thin-wall bearing ferrule can not produce bounce-back or warping phenomenon.
When middle transition disc 4 is by two after mobile screw fulcrum 9 supporting and locations, as approach switch 5 is upwards finely tuned one millimeter, flange push rod 10 promotes top lap 1 and will, to descending one millimeter, under described suspension grinding state, treat that the grinding thickness of wear down wall bearing ring 3 will reduce one millimeter.Otherwise one millimeter of approach switch 5 fine setting downwards, treats that the grinding thickness of wear down wall bearing ring 3 will lack one millimeter of amount of grinding.
The Hynautio-steering of hydraulic cylinder 6 is not the scope that the present invention discusses, and the present invention only requires that hydraulic cylinder 6 can meet above-mentioned instructions for use.After use finishes, flange push rod 10 moves up and drives top lap 1 to leave thin-wall bearing ferrule to get back to initial bit, take out ground thin-wall bearing ferrule, then carry out the grinding that next treats wear down wall bearing ring 3.
The present invention can not only be for thin-wall bearing ferrule, and can be for the grinding of small size bearing lasso, therefore above-mentioned disclosed content current think suitable, but will be appreciated that: the present invention is intended to comprise that all belong to this design and the interior all changes and improvements of the scope of the invention.
Claims (4)
1. improvement structure and the using method of a thin-wall bearing ferrule both ends of the surface grinder, described thin-wall bearing ferrule both ends of the surface grinder comprises top lap (1), lower abrasive disk (2), approach switch (5), hydraulic cylinder (6), column (7) and flange push rod (10), fixer cylinder pressure (6) on the crossbeam that two columns (7) connect, the output shaft end connecting flange push rod (10) of hydraulic cylinder (6), flange push rod (10) connects with top lap (1) again, within lower abrasive disk (2) is positioned in two columns (7) and with the mutual corresponding and central axes of top lap (1), lower abrasive disk (2) is by fixed electrical machinery locating rotation, during use, will treat that wear down wall bearing ring (3) lies in lower abrasive disk (2) and goes up and smear lapping liquid, the grinding thickness of thin-wall bearing ferrule (3) both ends of the surface is that the spacing that top lap (1) comes downwards to lower abrasive disk (2) is set up in advance by approach switch (5), hydraulic cylinder (6) drives flange push rod (10) to make top lap (1) descending and compress thin-wall bearing ferrule (3), electric motor starting makes thin-wall bearing ferrule (3) with lower abrasive disk (2) active rotation, under the effect of descending thrust, make top lap (1) relatively descend abrasive disk (2) to produce passive rotation in the same way, thin-wall bearing ferrule (3) although both ends of the surface can be polished but when its free state, still have plane warping phenomenon, it is characterized in that:
Improving structure is to have increased middle transition dish (4) in described thin-wall bearing ferrule both ends of the surface grinder, stage clip (8) and mobile screw fulcrum (9), two mobile screw fulcrums (9) are installed on respectively to two columns (7) above and can realize it and move up and down adjustment location, the push rod section of flange push rod (10) is lengthened and puts middle transition dish (4), middle transition dish (4) is suspended on the flange end of flange push rod (10) by several extension springs, and then by several stage clips (8), top lap (1) is suspended on to the upper and flange push rod (10) of middle transition dish (4) and connects with top lap (1), in flange end one side of flange push rod (10), be equipped with the approach switch (5) of energy up-down adjustment high and low position, contact at the upper equipped approach switch (5) of middle transition dish (4), within lower abrasive disk (2) is positioned in two columns (7) and with the mutual corresponding and central axes of top lap (1), lower abrasive disk (2) is by fixed electrical machinery locating rotation,
During use, will treat that wear down wall bearing ring (3) lies in lower abrasive disk (2) and goes up and smear lapping liquid, when hydraulic cylinder (6) drives flange push rod (10) to make top lap (1) come downwards to complete suspension status, middle transition dish (4) first drops on or is supported on two mobile screw fulcrums (9), during described complete suspension status, refer to that top lap (1) do not treat wear down wall bearing ring (3) because deadweight compresses with contacting, now between middle transition dish (4) and lower abrasive disk (2) apart from setting or measure according to calculated value in advance, and set up be according to this installed position of two mobile screw fulcrums (9) on two columns (7), two mobile screw fulcrums (9) have not only played supporting and location effect to middle transition disc (4) in other words, also realized the accurate location of distance between middle transition dish (4) and lower abrasive disk (2), more guaranteed that top lap (1) is in described complete suspension status, when top lap (1) trace comes downwards to suspension grinding state, middle transition dish (4) is by two mobile screw fulcrums (9) institute positioning supports, but approach switch (5) can be descending and touch described contact along with the trace of flange push rod (10), by described contact, make flange push rod (10) stop descending, now between top lap (1) and lower abrasive disk (2) apart from being just in time to treat that wear down wall bearing ring (3) can eliminate the best grinding thickness of its both ends of the surface plane warping phenomenon, and now top lap under the pulling force of several stage clips (8) still in suspension status, by electric motor starting, make to treat that wear down wall bearing ring (3) is with lower abrasive disk (2) active rotation, when above-mentioned suspension grinding state, top lap (1) descends abrasive disk (2) to produce passive rotation in the same way relatively, and the upper surface for the treatment of wear down wall lasso 3 neither grind out by the gravity pressure of top lap (1), therefore under described suspension grinding state, treat that the plane warping position of wear down wall bearing ring (3) can effectively be removed by grinding, after grinding, when wear down wall bearing ring (3) can not be in its free state, produce plane warping phenomenon.
2. a kind of improvement structure and using method of thin-wall bearing ferrule both ends of the surface grinder according to claim 1, it is characterized in that: mobile screw fulcrum (9) includes jig and expansion screw, described jig can be adjusted in the upper location up and down of realizing of column (7), and described expansion screw is realized the adjustment of micro-high and low position.
3. a kind of improvement structure and using method of thin-wall bearing ferrule both ends of the surface grinder according to claim 1, it is characterized in that: approach switch (5) is contained on support, described support can be along the flange end one side up-down adjustment high and low position of flange push rod (10).
4. according to improvement structure and the using method of a kind of thin-wall bearing ferrule both ends of the surface grinder described in claim 1 or 3, it is characterized in that: the structure of described contact but symmetrical anti-dress identical with the structure of described support.
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| CN201310422311.2A CN103506904B (en) | 2013-09-17 | 2013-09-17 | A kind of using method of thin-wall bearing ferrule both ends of the surface grinder |
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| CN201310422311.2A CN103506904B (en) | 2013-09-17 | 2013-09-17 | A kind of using method of thin-wall bearing ferrule both ends of the surface grinder |
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| CN105058181A (en) * | 2015-08-07 | 2015-11-18 | 安徽孺子牛轴承有限公司 | End face grinding machine for bearing machining |
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