CN102513893A - Elastic multi-model grinding end surface positioning device - Google Patents
Elastic multi-model grinding end surface positioning device Download PDFInfo
- Publication number
- CN102513893A CN102513893A CN2011104254906A CN201110425490A CN102513893A CN 102513893 A CN102513893 A CN 102513893A CN 2011104254906 A CN2011104254906 A CN 2011104254906A CN 201110425490 A CN201110425490 A CN 201110425490A CN 102513893 A CN102513893 A CN 102513893A
- Authority
- CN
- China
- Prior art keywords
- spindle
- spindle drum
- grinding machine
- connection block
- screw
- 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
Links
Images
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses an elastic multi-model grinding end surface positioning device. A flange of a grinding machine is coaxially rotationally connected to the outside of a spindle of the grinding machine, a first shifting lever is fixedly disposed on the flange, a spindle seat is fixedly connected into an inner hole of the spindle of the grinding machine, an adjusting plug screw is connected into an inner cavity of the rear end of the spindle seat in a threaded manner, a sliding center is coaxially connected into an inner cavity of the front end of the spindle seat, and a compression spring is arranged between the sliding center and an end surface of the adjusting plug screw. A connecting seat is in sleeve joint on the outer portion of the front end of the spindle seat, an axial positioning structure and a radial positioning structure are disposed between the connecting seat and the spindle seat, an end cover is detachably connected to the end surface of the front end of the connecting seat, a second shifting lever parallel to the first shifting lever is arranged on the end cover, a straight hole is disposed in the center of the end cover, and the front end of the sliding center can extend out of the straight hole. Central holes of a shaft are used as radial references, an end surface of a gear is used as a length processing reference, and the purpose of directly guaranteeing the axial length of the gear is achieved.
Description
Technical field:
The present invention relates to a kind of elasticity and lean on the face grinding positioner.
Background technology:
Oil pump tooth axis products is very high, as shown in Figure 1 to gear fitting tight effect requirements, and driving gear shaft A, driven gear shaft B are the exigent parts of a pair of tooth portion's axial length dimension, and the axial length error of the C of tooth portion is generally at 0.01mm.At present the correct grinding of two end faces of gear is processed on cylindrical grinder, and leaning on roll flute both sides end face all is benchmark with the centre bore, and axial length is criticized difference and can't be stablized and guarantee in 0.01mm.
Referring to Fig. 2, existing two sides by the characteristics of mill processing mode are:
Because there is error by the preceding thickness of mill and first end face of gear in every converted products to central hole location, the accumulation of these two errors causes by behind end face of mill, and the gear axial length dimension still can't guarantee unanimity.
Therefore, must need take off workpiece after by first end face of mill, measure once, that confirms second end face leans on the mill processing capacity, and duplicate measurements is processed, and is qualified up to the gear axial length.Every product all needs could guarantee axial length through twice processing of twice measurement at least.
Summary of the invention:
For overcoming the defective of prior art, the object of the present invention is to provide a kind of elasticity to lean on the face grinding positioner, promptly adopting the centre bore of axle is radial reference, an end face of gear is the length machining benchmark, reaches the purpose of direct assurance axial length.
Technical solution problem of the present invention adopts following technical scheme:
Elasticity is leaned on the face grinding positioner, it is characterized in that comprising:
The spindle drum of one tubular, the rear end of said spindle drum are fixed in the grinding machine spindle endoporus, and front end extends outside the grinding machine spindle;
Coaxial rotation is connected with the grinding machine flange outside said grinding machine spindle, is fixedly connected with first driving lever with said spindle drum parallel axes on the said grinding machine flange;
The adjusting plug screw that has been threaded in the rear end inner chamber of said spindle drum is coaxially connected with in the front end inner chamber and slides toply, and the inner chamber matched in clearance of the top and said spindle drum of said slip is provided with stage clip between the top end face of said adjusting plug screw and said slip; Said spindle drum is provided with radial screw bore, and is provided with first screw that matees with said screwed hole, and the top outer wall of said slip is provided with kidney slot, and the position of said kidney slot is corresponding with the position of said screwed hole;
The front end sleeve of said spindle drum is connected to Connection Block, is provided with axial, radial location structure between said Connection Block and the said spindle drum;
Second screw that radially has been threaded in the rear end of said Connection Block, said second screw forms cross with said first driving lever and contacts; The front end end face reassembling type of Connection Block is connected with end cap, and end cap is provided with second driving lever parallel with said first driving lever, and is provided with the straight hole that supplies the top front end of said slip to stretch out at said end cap center.
Design feature of the present invention also is:
The rear end thread in inner cavity of said Connection Block is connected with the adjustment nut, and the endoporus of said adjustment nut cooperates with said spindle drum circumferential play; Between said adjustment nut to said end cap; Have three cavitys between the inner chamber of said Connection Block and the outer wall of said spindle drum; Be provided with angular contact ball bearing separately in two cavitys adjacent with said adjustment nut; Be provided with the radial short cylindrical roller bearing that is socketed on the spindle drum in the cavity adjacent, and on the spindle drum outer wall between said radial short cylindrical roller bearing and the said end cap, be socketed with shaft block ring with said end cap.
Compared with present technology, beneficial effect of the present invention is embodied in:
1, the present invention relates to the positioning and driving mechanism of axial length control in the outer mill process equipment, the processing that improves tooth axis products axial length guarantees ability.Between the inner chamber of Connection Block and spindle drum periphery, be provided with three cavitys successively; Contact adjustment nut adjustment bearing end play, the axial float of control connection seat with the step both ends of the surface of spindle drum through two angular contact ball bearings; The spindle drum front end sleeve is connected to radial short cylindrical roller bearing; Its inner ring and spindle drum cylindrical secure fit, the radial clearance of outer ring and Connection Block fiting constraint Connection Block realizes the rotation of Connection Block.During work; Connection Block contacts driven rotary through second screw with first driving lever on the grinding machine flange; And will rotatablely move and pass to workpiece to be machined through second driving lever that is connected on the end cap, realize the relative rotary motion of workpiece and emery wheel, the end cap endoporus has cannelure; Sealing ring is housed, prevents that emery wheel ash access to plant is inner.
2, the present invention is simple in structure, and is easy to make, economical and practical, is beneficial to popularization.
Description of drawings:
Fig. 1 is the structural representation of gear oil pump.
Fig. 2 is the structural representation of existing gear face by the mill positioner.
Fig. 3 is a structural representation of the present invention.
Label among the figure: 1 spindle drum, 2 grinding machine spindles, 3 grinding machine flanges, 4 first driving levers, 5 regulate plug screw; 6 slips are top, 7 stage clips, 8 first screws, 9 second screws, 10 end caps; 11 second driving levers, 12 adjustment nuts, 13 angular contact ball bearings, 14 radial short cylindrical roller bearings, 15 spindle tops; 16 shaft block rings, 17 driving levers, 18 tailstock centers, 19 part chucks, 20 Connection Blocks.
Below pass through the specific embodiment, and combine accompanying drawing that the present invention is described further.
The specific embodiment:
Embodiment: referring to Fig. 3, the elasticity of present embodiment is leaned on the face grinding positioner, is applicable to that the processing that improves product axle class axial length guarantees ability, and this device possesses:
The spindle drum 1 of one tubular, its rear end are fixed in the endoporus of grinding machine spindle 2, and front end extends outside the grinding machine spindle; Coaxial rotation is connected with grinding machine flange 3 outside grinding machine spindle 2, is fixedly connected with first driving lever, 4, the first driving levers with spindle drum 1 parallel axes on the grinding machine flange 3 and is used to stir Connection Block 20 and rotates.
In the inner chamber of the rear end of spindle drum 1, be threaded and regulated plug screw 5; Be coaxially connected with in the front end inner chamber and slide top 6; Slide top 6 with the inner chamber matched in clearance of spindle drum 1, in the spindle drum endoporus of regulating between the end face of plug screw 5 and slip top 6, be provided with stage clip 7; Spindle drum 1 is provided with radial screw bore, and is provided with first screw 8 with this screwed hole coupling, and top 6 the outer wall of sliding is provided with kidney slot, and the position of kidney slot is corresponding with the position of screwed hole; Stage clip 7 confession slips are top axially to be free to slide in the certain distance.First screw 8 can be with the top axial location of sliding with kidney slot.
Front end sleeve at spindle drum 1 is connected to Connection Block 20, is provided with axial, radial location structure between Connection Block 20 and the spindle drum 1; Second screw, 9, the second screws 9 that radially have been threaded in the rear end of Connection Block form cross with first driving lever 4 and contact, and when first driving lever 4 rotates with grinding machine flange 3, drive Connection Block 20 and rotate.The front end end face of Connection Block 20 end cap 10 that has been removably connected; End cap 10 is provided with second driving lever 11 parallel with first driving lever 4; Second driving lever drives processed axle product and Connection Block and rotates synchronously; And do relative rotary motion with emery wheel, be provided with the straight hole that top 6 front ends that supply to slide stretch out at end cap 10 centers.
Axial, radial location structure between Connection Block 20 and the spindle drum 1 are specially: thread in inner cavity is connected with adjustment nut 12 in the rear end of Connection Block 20, and the endoporus of adjustment nut cooperates with the spindle drum circumferential play; Between self-adjusting nut 12 to the end cap 10; Have three cavitys between the outer wall of the inner chamber of Connection Block 20 and spindle drum 1; Be provided with angular contact ball bearing 13 separately in two cavitys adjacent with the adjustment nut; Be provided with the radial short cylindrical roller bearing 14 that is socketed on the spindle drum in the cavity adjacent, and on the spindle drum outer wall between radial short cylindrical roller bearing 14 and the end cap 10, be socketed with shaft block ring 16 with end cap 10.The end play of adjustment nut 12 adjustment angular contact ball bearings 13, the axial float of control connection seat, radial short cylindrical roller bearing 14 control radial clearances realize the rotation of Connection Block 20.
During use the two ends centre bore of processed gear shaft is aimed at tailstock center 18 respectively and slided top 6; Guarantee the centre bore radial reference; Make in the endoporus of the top 6 withdrawal spindle drums 1 that slide through adjusting plug screw 5, stage clip 7 then; This moment, the end face of processed gear contacted the location with the front end small end face of end cap 10, and with the revolution and the moving range of first screw, 8 limit slippage top 6.The top 6 adjusting axial locations that slide are contacted with the centre bore that is added gear shaft; Merging realization Double Tops point with the tailstock center 18 of cylindrical grinder contacts; The free degree to five directions of workpiece retrains, and this moment, the end standard of processed gear shaft was the tooth end surface of gear shaft, rather than the centre bore of gear shaft; Avoided improving product working (machining) efficiency and qualification rate because of centre bore causes Grinding Error to the error that the tooth end surface exists.
Claims (2)
1. elasticity is leaned on the face grinding positioner, it is characterized in that comprising:
The spindle drum of one tubular (1), the rear end of said spindle drum (1) are fixed in grinding machine spindle (2) endoporus, and front end extends outside the grinding machine spindle;
Coaxial rotation is connected with grinding machine flange (3) outside said grinding machine spindle (2), is fixedly connected with first driving lever (4) with said spindle drum (1) parallel axes on the said grinding machine flange (3);
Adjusting plug screw (5) has been threaded in the rear end inner chamber of said spindle drum (1); Be coaxially connected with slide top (6) in the front end inner chamber; The inner chamber matched in clearance of said slip top (6) and said spindle drum (1) is provided with stage clip (7) between the end face of said adjusting plug screw (5) and said slip top (6); Said spindle drum (1) is provided with radial screw bore, and is provided with first screw (8) that matees with said screwed hole, and the outer wall of said slip top (6) is provided with kidney slot, and the position of said kidney slot is corresponding with the position of said screwed hole;
The front end sleeve of said spindle drum (1) is connected to Connection Block (20), is provided with axial, radial location structure between said Connection Block (20) and the said spindle drum (1);
Second screw (9) that radially has been threaded in the rear end of said Connection Block, said second screw (9) forms cross with said first driving lever (4) and contacts; The front end end face reassembling type of Connection Block (20) is connected with end cap (10), and end cap (10) is provided with second driving lever (11) parallel with said first driving lever (4), and is provided with the straight hole that supplies said slip top (6) front end to stretch out at said end cap (10) center.
2. elasticity according to claim 1 is leaned on the face grinding positioner, it is characterized in that, the rear end thread in inner cavity of said Connection Block (20) is connected with adjustment nut (12), and the endoporus of said adjustment nut cooperates with said spindle drum circumferential play; Between said adjustment nut (12) to said end cap (10); Have three cavitys between the outer wall of the inner chamber of said Connection Block (20) and said spindle drum (1); Be provided with angular contact ball bearing (13) separately in two cavitys adjacent with said adjustment nut; Be provided with the radial short cylindrical roller bearing (14) that is socketed on the spindle drum in the cavity adjacent, and on the spindle drum outer wall between said radial short cylindrical roller bearing (14) and the said end cap (10), be socketed with shaft block ring (16) with said end cap (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110425490.6A CN102513893B (en) | 2011-12-19 | 2011-12-19 | Elastic multi-model grinding end surface positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110425490.6A CN102513893B (en) | 2011-12-19 | 2011-12-19 | Elastic multi-model grinding end surface positioning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102513893A true CN102513893A (en) | 2012-06-27 |
| CN102513893B CN102513893B (en) | 2014-07-09 |
Family
ID=46285101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110425490.6A Active CN102513893B (en) | 2011-12-19 | 2011-12-19 | Elastic multi-model grinding end surface positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102513893B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500196A (en) * | 2014-09-22 | 2016-04-20 | 石台县熠翔机械制造有限公司 | Bearing rolling-type self-centering taper hole grinding fixture |
| CN111360684A (en) * | 2020-04-08 | 2020-07-03 | 中国神华煤制油化工有限公司 | Grinding tool |
| CN111922802A (en) * | 2020-07-22 | 2020-11-13 | 长沙湖航冶金设备有限公司 | Cylindrical grinding machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3943804A (en) * | 1974-06-21 | 1976-03-16 | Omer H. Schook | Spring-loaded live center |
| JPS57211402A (en) * | 1981-06-23 | 1982-12-25 | Nippon Air Brake Co Ltd | Driving center for cutting work |
| CN2124785U (en) * | 1992-06-03 | 1992-12-16 | 周贵根 | Terminal face live centres without shutting-down |
| CN2707432Y (en) * | 2004-07-09 | 2005-07-06 | 珠海天禾精密机械有限公司 | Precise cylindrical grinding device |
| CN201239902Y (en) * | 2008-06-30 | 2009-05-20 | 河南活顶尖机械有限公司 | Changeable built-in live center |
| CN202411984U (en) * | 2011-12-19 | 2012-09-05 | 六安江淮永达机械制造有限公司 | Elastic grinding end surface positioning device |
-
2011
- 2011-12-19 CN CN201110425490.6A patent/CN102513893B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3943804A (en) * | 1974-06-21 | 1976-03-16 | Omer H. Schook | Spring-loaded live center |
| JPS57211402A (en) * | 1981-06-23 | 1982-12-25 | Nippon Air Brake Co Ltd | Driving center for cutting work |
| CN2124785U (en) * | 1992-06-03 | 1992-12-16 | 周贵根 | Terminal face live centres without shutting-down |
| CN2707432Y (en) * | 2004-07-09 | 2005-07-06 | 珠海天禾精密机械有限公司 | Precise cylindrical grinding device |
| CN201239902Y (en) * | 2008-06-30 | 2009-05-20 | 河南活顶尖机械有限公司 | Changeable built-in live center |
| CN202411984U (en) * | 2011-12-19 | 2012-09-05 | 六安江淮永达机械制造有限公司 | Elastic grinding end surface positioning device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500196A (en) * | 2014-09-22 | 2016-04-20 | 石台县熠翔机械制造有限公司 | Bearing rolling-type self-centering taper hole grinding fixture |
| CN105500196B (en) * | 2014-09-22 | 2018-03-27 | 石台县熠翔机械制造有限公司 | A kind of self-centering taper hole grinding jig of bearing element formula |
| CN111360684A (en) * | 2020-04-08 | 2020-07-03 | 中国神华煤制油化工有限公司 | Grinding tool |
| CN111922802A (en) * | 2020-07-22 | 2020-11-13 | 长沙湖航冶金设备有限公司 | Cylindrical grinding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102513893B (en) | 2014-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20180169819A1 (en) | Method and grinding machine for grinding external and internal contours of workpieces in one clamping | |
| CN102699403B (en) | Automatic spiral hole milling device | |
| CN203600055U (en) | Workpiece spindle structure for numerical control internal grinding machine | |
| CN101628378A (en) | Spherical (spherical surface) mirror surface rolling lathe | |
| CN102513893B (en) | Elastic multi-model grinding end surface positioning device | |
| CN203304903U (en) | Numerical control rotary workbench of high-tooth double-lead worm gear pair | |
| CN103878601B (en) | A kind of self-centering Automatic-clamping centre frame on Digit Control Machine Tool | |
| CN108176903A (en) | A kind of high-precision gear grinding machine | |
| CN202411984U (en) | Elastic grinding end surface positioning device | |
| CN202878040U (en) | General type pitch circle locating gear inner bore grinding device | |
| CN102909620A (en) | Universal type pitch circle positioning gear mill inner hole device | |
| CN2822877Y (en) | Grinding wheel main shaft structure for numerical control roller grinder | |
| CN205465511U (en) | Pneumatic grinding head of grinding roll centre bore on numerically -controlled horizontal lathe | |
| CN104551266A (en) | Workpiece locating and rotating device of gear grinding machine | |
| CN207522269U (en) | A kind of grinding and polishing device | |
| CN106001687A (en) | Boring bar device for deep hole processing | |
| CN201907046U (en) | High-precision and high-speed grinding and machining mechanism for longhole inner annular groove | |
| CN201264131Y (en) | Workstation index wormwheel auxiliary structure | |
| US20140014381A1 (en) | Machining apparatus | |
| CN109551261B (en) | Rotary exchanging workbench | |
| CN113146385A (en) | Shaft equal division circumference axial grinding processing aligning mechanism | |
| CN206445663U (en) | Oil pump repairs polishing machine | |
| CN214770638U (en) | High-precision clamping mechanism of numerical control vehicle | |
| CN206273493U (en) | A kind of axle centre-hole lapping machine | |
| CN104289987A (en) | Grinding device of slideway grinding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Elastic multi-model grinding end surface positioning device Effective date of registration: 20180119 Granted publication date: 20140709 Pledgee: Bank of Communications Ltd. Lu'an branch Pledgor: LU'AN JIANGHUAI YONGDA MACHINERY MANUFACTURING CO.,LTD. Registration number: 2018340000011 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CP03 | Change of name, title or address |
Address after: 237161 no.1692, Gaocheng East Road, economic development zone, Lu'an City, Anhui Province Patentee after: Lu'an Yongda Machinery Co.,Ltd. Address before: 237010 Dongwu Road, north of Gaocheng East Road, Lu'an City, Anhui Province Patentee before: LU'AN JIANGHUAI YONGDA MACHINERY MANUFACTURING CO.,LTD. |
|
| CP03 | Change of name, title or address |