CN104858732A - Aligning type composite centre pair of computer numerical control roll grinder tool - Google Patents
Aligning type composite centre pair of computer numerical control roll grinder tool Download PDFInfo
- Publication number
- CN104858732A CN104858732A CN201410062026.9A CN201410062026A CN104858732A CN 104858732 A CN104858732 A CN 104858732A CN 201410062026 A CN201410062026 A CN 201410062026A CN 104858732 A CN104858732 A CN 104858732A
- Authority
- CN
- China
- Prior art keywords
- top piece
- reference seat
- roll grinder
- jacking block
- pair
- 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.)
- Granted
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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
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
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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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/16—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding peculiarly surfaces, e.g. bulged
- B24B5/167—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding peculiarly surfaces, e.g. bulged for rolls with large curvature radius, e.g. mill rolls
Abstract
The invention discloses an aligning type composite centre pair of a computer numerical control roll grinder tool. The aligning type composite centre pair comprises a reference base, a centre block and ejection blocks; three directions, every two of which are mutually perpendicular, are set as the direction x, the direction y and the direction z respectively; the axial direction of the reference base is the direction z, the centre block stops moving in the direction z and can be glidingly positioned on the reference base radially, and at least one group of the ejection blocks can be movably positioned on the surface of the reference base in the directions x and y respectively and are fixedly positioned with side walls of the centre block in the two mutually perpendicular directions respectively. The centre block is ejected by the ejection blocks to move on the reference base in the two mutually perpendicular directions, accordingly, fine adjustment of the axis position of the centre block is realized, and concentricity of the centre block and outer circles of two bearing retainers on a spindle is realized. The aligning type composite centre pair is simple in structure and convenient to operate, can be used for grinding the outer circles of the two bearing retainers on the grinding spindle, an outer circle of a cone meeting the grinding wheel mount reference being 1:30, an outer circle of a cone meeting the mount reference, namely, 1:5, of a grinding wheel on a grinding head taper sleeve and the like, and is high in universality and convenient to process and manufacture.
Description
Technical field
The present invention relates to a kind of CNC roll grinder frock, particularly the top pair of a kind of CNC roll grinder frock adjusting center compound.
Background technology
CNC roll grinder critical component is " part of the grinding head ".In it, part " main shaft/tapered sleeve " is then the core part of these parts, its accuracy of manufacture, belongs to category-A importance degree.
For a long time, for " main shaft/tapered sleeve " machined critical process " fine grinding ", continue to use traditional processing method always---two top top mills.Owing to limiting by " grinding spindle " structure, axial centre has φ 22 through hole and large end to have φ 70H7 datum hole.Positioning datum (center hole) can not be made in main shaft both ends of the surface, have to set up " top grinder dress " in both ends of the surface.And make it up to standard in the indexs such as center hole precision, hardness.And during super grinding, because " top grinder dress " is by elasticity endoporus tensioner, without the pretension amount of dress tapered sleeve.Therefore for ensureing that fore bearing cylindrical has the pretension amount of 0.01, needing " top grinder dress " to remove, using chuck clamping instead.So, add suitable difficulty and time to " top grinder dress " accuracy of manufacture guarantee, workpiece correction accuracy guarantee etc.
Summary of the invention
In order to make up above deficiency, the invention provides the top pair of a kind of CNC roll grinder frock adjusting center compound, the top pair of this CNC roll grinder frock adjusting center compound can realize the adjustment concentric with main shaft two bearings shelves cylindrical fast.
The present invention in order to the technical scheme solving its technical problem and adopt is: the top pair of a kind of CNC roll grinder frock adjusting center compound, comprise reference seat, top piece and jacking block, if three orthogonal directions are respectively x, y, z direction, wherein reference seat is axially z direction, described top piece of stop and can slide along reference seat radial direction and be positioned in reference seat in the z-direction, at least one group of jacking block respectively enough along the running fix of x and y direction in reference seat surface, and this group jacking block respectively with the sidewall stationary positioned of top piece of two mutually perpendicular directions.
As a further improvement on the present invention, described top piece of stop and be along the reference seat radial direction structure be positioned in reference seat of can sliding in the z-direction, be provided with a cover plate, described cover plate is fixedly connected with reference seat, top piece is closely located between cover plate and reference seat, cover plate is provided with hollow hole, top piece top just and this hollow hole position just right.
As a further improvement on the present invention, on described cover plate, hollow hole is that top piece of one end open diameter is greater than towards the bellmouth orifice of top piece of one end open diameter dorsad, and hollow hole is greater than the top diameter of top piece towards top piece of one end open diameter.
As a further improvement on the present invention, the quantity of described jacking block is two groups, is symmetrically distributed in top piece of surrounding respectively, and four jacking blocks are tight against top piece of surrounding sidewall respectively.
As a further improvement on the present invention, the described top piece of contact of incline plane passing through mutually to mate with jacking block.
As a further improvement on the present invention, the inclined-plane of described jacking block is pressed on reference seat side dorsad, top piece of inclined-plane.
As a further improvement on the present invention, be also provided with drive unit, described drive unit is positioned on the sidewall of reference seat, and each drive unit is corresponding with each jacking block position respectively, and drive unit can drive each jacking block to slide respectively.
As a further improvement on the present invention, described drive unit is the one in pin and stud.
Advantageous Effects of the present invention is: the present invention heads on top piece by jacking block and move along two orthogonal directions the fine setting carrying out top piece of shaft core position in reference seat, and then realize top piece with main shaft two bearings shelves cylindrical concentricity up to standard, its structure is simple, easy to operate, can be used for emery wheel reference for installation: 1:5 on two bearings shelves cylindrical on grinding spindle, emery wheel reference for installation 1:30 cone cylindrical, bistrique tapered sleeve and bore cylindrical etc., highly versatile, is convenient to processing and manufacturing.
Accompanying drawing explanation
Fig. 1 is structural principle front view of the present invention;
Fig. 2 be in Fig. 1 A-A to sectional view;
Fig. 3 is structural principle rearview of the present invention.
Detailed description of the invention
Embodiment: the top pair of a kind of CNC roll grinder frock adjusting center compound, comprise reference seat 1, top piece 2 and jacking block 3, if three orthogonal directions are respectively x, y, z direction, wherein reference seat 1 is axially z direction, described top piece 2 stop and can slide along reference seat 1 radial direction and be positioned in reference seat 1 in the z-direction, at least one group of jacking block 3 is enough surperficial along the running fix of x and y direction in reference seat 1 respectively, and this group jacking block 3 respectively with the sidewall stationary positioned of top piece of 2 two mutually perpendicular directions, during use, top piece 2 is driven to move along x and y direction respectively by slip jacking block 3, realize the adjustment of top piece of 2 axial location, its structure is simple, easy to adjust, be convenient to processing and manufacturing.
Described top piece 2 stop and be along the reference seat 1 radial direction structure be positioned in reference seat 1 of can sliding in the z-direction, be provided with a cover plate 4, described cover plate 4 is fixedly connected with reference seat 1, closely be located in for top piece 2 between cover plate 4 and reference seat 1, cover plate 4 is provided with hollow hole, top piece 2 top just and this hollow hole position just right, top piece of 2 upper and lower faces reference seat 1 and cover plate 4 are clamped (staying gap 0.02), have higher contact rigidity.
On described cover plate 4, hollow hole is that top piece of 2 one end open diameters are greater than towards the bellmouth orifice of top piece of 2 one end open diameters dorsad, and the top diameter that hollow hole is greater than top piece 2 towards top piece of 2 one end open diameters.
The quantity of described jacking block 3 is two groups, is symmetrically distributed in top piece of 2 surroundings respectively, and four jacking blocks 3 are tight against top piece of 2 surrounding sidewalls respectively.
Described top piece 2 contact of incline plane passing through mutually to mate with jacking block 3, move radially in reference seat 1 by adjusting four pieces of jacking blocks 3, then promote top piece of 2 positions and fine motion occurs, reach the object of adjustment workpiece centre, the inclined-plane at top piece 2 four sides becomes cubic centrum, and the inclined-plane of its surrounding is combined with the inclined-plane of jacking block 3 that (faying face is through smooth grinding.
The inclined-plane of described jacking block 3 is pressed on reference seat 1 side dorsad, top piece of 2 inclined-planes, and this structure jacking block 3 is mated by inclined-plane with top piece 2, and jacking block 3 not only plays the effect of ejection to top piece 2 but also play the effect of compression.
Also be provided with drive unit 5, described drive unit 5 is positioned on the sidewall of reference seat 1, and each drive unit 5 is corresponding with each jacking block 3 position respectively, and drive unit 5 can drive each jacking block 3 to slide respectively.
Described drive unit 5 is the one in pin and stud.
Operation principle of the present invention:
Frame amesdial corrects: by adjusting the central hole location of " the top pair of CNC roll grinder frock adjusting center compound ", reaches and corrects main shaft two bearings shelves cylindrical and the requirement of the centre bore axiality 0.01 ~ 0.02mm of " the top pair of adjusting center compound ", be specially;
A, is first loaded on frock of the present invention " grinding spindle " by working specification requirement
On end face;
B, the top upper work of grinding machine two, manually removes part of changing a job, and ensures the present invention and top appropriate;
C, the added amesdial of " grinding spindle " two bearings shelves cylindrical;
D, by adjusting top piece of 2 positions, reaching and correcting cylindrical and to beat the object of 0.01 ~ 0.02mm; Guarantee main shaft part processing precision: within circularity 0.001mm (industry Zoomlion like product component processing precision circularity 0.002mm).
Claims (8)
1. the top pair of CNC roll grinder frock adjusting center compound, it is characterized in that: comprise reference seat (1), top piece (2) and jacking block (3), if three orthogonal directions are respectively x, y, z direction, wherein reference seat is axially z direction, described top piece of stop and can slide along reference seat radial direction and be positioned in reference seat in the z-direction, at least one group of jacking block respectively enough along the running fix of x and y direction in reference seat surface, and this group jacking block respectively with the sidewall stationary positioned of top piece of two mutually perpendicular directions.
2. the top pair of CNC roll grinder frock adjusting center compound according to claim 1, it is characterized in that: described top piece of stop and be along the reference seat radial direction structure be positioned in reference seat of can sliding in the z-direction, be provided with a cover plate (4), described cover plate is fixedly connected with reference seat, top piece is closely located between cover plate and reference seat, cover plate is provided with hollow hole, top piece top just and this hollow hole position just right.
3. the top pair of CNC roll grinder frock adjusting center compound according to claim 2, it is characterized in that: on described cover plate, hollow hole is that top piece of one end open diameter is greater than towards the bellmouth orifice of top piece of one end open diameter dorsad, and hollow hole is greater than the top diameter of top piece towards top piece of one end open diameter.
4. the top pair of CNC roll grinder frock adjusting center compound according to claim 1 or 3, is characterized in that: the quantity of described jacking block is two groups, is symmetrically distributed in top piece of surrounding respectively, and four jacking blocks are tight against top piece of surrounding sidewall respectively.
5. the top pair of CNC roll grinder frock adjusting center compound according to claim 4, is characterized in that: the described top piece of contact of incline plane passing through mutually to mate with jacking block.
6. the top pair of CNC roll grinder frock adjusting center compound according to claim 5, is characterized in that: the inclined-plane of described jacking block is pressed on reference seat side dorsad, top piece of inclined-plane.
7. the top pair of CNC roll grinder frock adjusting center compound according to claim 1 or 6, it is characterized in that: be also provided with drive unit (5), described drive unit is positioned on the sidewall of reference seat, and each drive unit is corresponding with each jacking block position respectively, drive unit can drive each jacking block to slide respectively.
8. the top pair of CNC roll grinder frock adjusting center compound according to claim 6, is characterized in that: described drive unit is the one in pin and stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410062026.9A CN104858732B (en) | 2014-02-24 | 2014-02-24 | CNC roll grinder frock adjusting center is combined top pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410062026.9A CN104858732B (en) | 2014-02-24 | 2014-02-24 | CNC roll grinder frock adjusting center is combined top pair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104858732A true CN104858732A (en) | 2015-08-26 |
| CN104858732B CN104858732B (en) | 2017-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410062026.9A Active CN104858732B (en) | 2014-02-24 | 2014-02-24 | CNC roll grinder frock adjusting center is combined top pair |
Country Status (1)
| Country | Link |
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| CN (1) | CN104858732B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3900491A1 (en) * | 1989-01-10 | 1990-07-12 | Hoesch Stahl Ag | MEASURING DEVICE FOR A ROUND GRINDING MACHINE |
| CN201423558Y (en) * | 2009-05-21 | 2010-03-17 | 昆山华辰重机有限公司 | Digital control roll grinder head frame universal connecting device |
| CN202367226U (en) * | 2012-04-28 | 2012-08-08 | 上海良工阀门厂有限公司 | Adjustable universal clamp |
| CN202607314U (en) * | 2012-06-26 | 2012-12-19 | 新兴铸管股份有限公司 | Finish machining tool for outer circle of centrifugal cast iron pipe |
| CN203696630U (en) * | 2014-02-24 | 2014-07-09 | 昆山华辰重机有限公司 | Numerical control roll grinder tool center adjustable composite tip pair |
-
2014
- 2014-02-24 CN CN201410062026.9A patent/CN104858732B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3900491A1 (en) * | 1989-01-10 | 1990-07-12 | Hoesch Stahl Ag | MEASURING DEVICE FOR A ROUND GRINDING MACHINE |
| CN201423558Y (en) * | 2009-05-21 | 2010-03-17 | 昆山华辰重机有限公司 | Digital control roll grinder head frame universal connecting device |
| CN202367226U (en) * | 2012-04-28 | 2012-08-08 | 上海良工阀门厂有限公司 | Adjustable universal clamp |
| CN202607314U (en) * | 2012-06-26 | 2012-12-19 | 新兴铸管股份有限公司 | Finish machining tool for outer circle of centrifugal cast iron pipe |
| CN203696630U (en) * | 2014-02-24 | 2014-07-09 | 昆山华辰重机有限公司 | Numerical control roll grinder tool center adjustable composite tip pair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104858732B (en) | 2017-06-23 |
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Address after: 215337, Jiangsu Province, Suzhou City, Kunshan Province Zhou Town, Long Jing Jing Road No. 333 Patentee after: Huachen precision equipment (Kunshan) Limited by Share Ltd Address before: 215337 Kunshan City, Suzhou Province town of Zhou Zhou road, No. 12, No. Patentee before: Kunshan Huachen Heavy Machinery Co., Ltd. |