CN101486155A - Spiral tap sharpening device - Google Patents
Spiral tap sharpening device Download PDFInfo
- Publication number
- CN101486155A CN101486155A CNA2009100143377A CN200910014337A CN101486155A CN 101486155 A CN101486155 A CN 101486155A CN A2009100143377 A CNA2009100143377 A CN A2009100143377A CN 200910014337 A CN200910014337 A CN 200910014337A CN 101486155 A CN101486155 A CN 101486155A
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- screw tap
- sharpening
- handwheel
- sharpening device
- hole
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- 230000000295 complement effect Effects 0.000 claims description 3
- 238000000227 grinding Methods 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract 1
- 238000003801 milling Methods 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 4
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 208000007542 Paresis Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 208000012318 pareses Diseases 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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Abstract
The invention relates to a spiral screw tap sharpening device, which comprises a base. The base is provided with a rotary supporting frame which is provided with two opposite tips, wherein the outside of one tip is sleeved with a handwheel. When the spiral screw tap sharpening device is used, firstly, the base is fixed in the middle position on a sharpening machine slide plate, and forms an angle of 10 degrees with the end face of a grinding wheel; secondly, the angle of the rotary supporting frame is adjusted to an angle of 10 degrees with the horizontal plane, and is fixed; the sharpening position of the grinding wheel is adjusted; a screw tap which needs to be sharpened is held on the front tip and the back tip on the rotary supporting frame; and the grinding wheel of the sharpening machine is started so as to begin to sharpen. The spiral screw tap sharpening device not only can sharpen the spiral screw tap, but also can sharpen common screw taps without spiral angles in various sizes. After being put into use, the sharpened screw tap can guarantee the product quality of axle three-hole machining, and the sharpened screw tap is more convenient and durable than a novel screw tap, thereby reducing the manufacturing cost of a goods vehicle greatly.
Description
Technical field
The present invention relates to a kind of Sharpening device, especially a kind of spiral tap sharpening device.
Background technology
At present in the RE2B of C80B, C70, C64K type open-top car product, the processing of RD2 type axletree, the machine that uses when axle head three hole tapping is with spiral tap (M24, M22), behind 6-8 silk of the every processing hole, will occur that screw tap " collapses tooth ", phenomenon such as " teeth wearing and tearing ", " falling tooth ", screw tap just can not re-use and scrap.Three hole processor spiral taps occupy very big ratio in the instrument consumption costs in the axletree processing, will use every day new screw tap 20-30 to prop up, buys a screw tap need 130 surplus yuan, the screw tap acquisition expenses about 50-60 in every year is surplused ten thousand yuan.Reclaiming in the toolroom at that time has over thousands of to scrap screw tap, and that stays is useless, hesitates to discard.Through observation analysis: the screw tap of scrapping more than 3/4 is arranged approximately,, can not have ready-made screw tap sharpening equipment at present if just can reuse through behind the sharpening, the particularly this screw tap that has 10 ° of-12 ° of axial screw angles, the difficulty of sharpening is just bigger.
Summary of the invention
The objective of the invention is for overcoming above-mentioned the deficiencies in the prior art, the spiral tap sharpening device of a kind of simple in structure, easy to use, cost saving, raising spiral tap utilization rate is provided.
For achieving the above object, the present invention adopts following technical proposals: a kind of spiral tap sharpening device, comprise base, and base is provided with runing rest, and it is two relative top that runing rest is provided with, and wherein a top outside is with handwheel.
Described base comprises a horizonal base plate and a riser, and the riser vertical fixing is on horizonal base plate, and it is the arc-shaped slot in the center of circle with described through hole that riser is provided with a through hole and; Runing rest adopts bolt to pass through hole and arc-shaped slot is fixed in riser one side.
Described runing rest is flute profile, and the side of its bottom is provided with two through hole and corresponding holes of arc-shaped slot on the riser with base; On two vertical side of runing rest respectively by nut be fixed be on the same straight line corresponding top.
Described top the going up near the tip portion outside that is with handwheel is provided with a projection.
The center of described handwheel is provided with step-like through hole, and wherein, the handwheel front aperture is the cubic hole that cooperates with handle four directions retaining part behind the screw tap; The internal diameter of stomidium is less than top protruding external diameter behind the handwheel, and is complementary with top external diameter.
Top outside between described handwheel end and the runing rest is with spring.
During use, at first base to be fixed on centre position on the blade milling machine slide plate with pressing plate, and become 10 ° angle with the grinding wheel end face; Again with the angle adjustment of runing rest to become 10 ° fixed angle good with level; Adjust the sharpening position (position of grinding wheel can upper and lower by blade milling machine, forward and backward any adjustment) of grinding wheel; The screw tap that needs sharpening is clamped on forward and backward top on the runing rest, and the elastic force that utilizes spring is gone into the cubic borehole jack of handwheel front end the cubic retaining part of handle behind the screw tap; Start the blade milling machine grinding wheel and begin sharpening.Grinding wheel adopts diamond cutter sharpening grinding wheel, and grinding wheel sharpening face is a circular arc type.
The present invention not only can the sharpening spiral tap, after adjusting base, support angle, equally can sharpening not with the regular tap of the various sizes of spiral angle, the promotional value of wide model is arranged.After screw tap behind the sharpening is put into operation, not only can guarantee axletree three hole product processed quality, and than new screw tap better use, durable.Use through after a while shows that every on the screw tap behind the sharpening can be processed axletree 15-20 root, and the success rate of sharpening is more than 99%.Before the screw tap sharpening, every screw tap all is just to scrap after the disposable use, and not only can reuse through the screw tap of sharpening, and every screw tap sharpening repeatedly all, but the sharpening 3-5 times all of the sharpening screw tap more than 70%, and promptly every screw tap can be worked as 4-6 uses.Improved the utilization rate of screw tap greatly, utilized this device to amount to sharpening in 2007 to 2008 and scrap surplus the screw tap 5500, directly be surplus company's saving tool expense 70 yuan, thereby greatly reduce the lorry manufacturing cost.
Description of drawings
Fig. 1 is a user mode structural representation of the present invention;
Wherein 1. bases, 2. base plate, 3. riser, 4. runing rest, 5. through hole is 6. top, 7. spring, 8. handwheel, 9. back stomidium, 10. projection, hole, 11. front ends four directions, 12. the screw tap bare terminal end, 13. blade milling machines, 14. grinding wheels, 15. screw tap, 16. arc-shaped slots, 17. blade milling machine slide plates, 18. bolt, 19. nuts, 20. sharpening positions.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
Among Fig. 1, base 1 is provided with runing rest 4, and it is two relative top 6 that runing rest 4 is provided with, and wherein top 6 outsides are with handwheel 8.
Runing rest 4 is flute profile, and the side of its bottom is provided with two through hole 5 and arc-shaped slot 16 corresponding holes on the riser 3 with base 1; Be fixed with by nut 19 respectively on two vertical side of runing rest 4 and be on the same straight line corresponding top 6.
Be provided with handwheel 8 top 6 on be provided with a projection 10 near the tip portion outside.
The center of handwheel 8 is provided with step-like through hole, and wherein, handwheel front aperture 11 is the cubic holes that cooperate with handle 12 cubic retaining parts behind the screw tap; The internal diameter of stomidium 9 is less than the external diameter of top 6 projection 10 behind the handwheel, and is complementary with top 6 external diameter.
Top 6 outsides between handwheel 8 ends and the runing rest 4 are with spring 7, and spring 7 plays the effect of location.
During use, at first base 1 usefulness pressing plate to be fixed on the centre position on the blade milling machine slide plate 17, and become 10 ° angle with grinding wheel 14 end faces; Again with the angle adjustment of runing rest 4 to become 10 ° fixed angle good with level; Adjust the sharpening position (position of grinding wheel 14 can by blade milling machine 13 upper and lower, forward and backward any adjustment) of grinding wheel 14; The screw tap 15 that needs sharpening is clamped on forward and backward top 6 on the runing rest 4, and the elastic force that utilizes spring is gone into the cubic borehole jack of handwheel front end the cubic retaining part of handle behind the screw tap; Start blade milling machine 13 grinding wheels 14 beginning sharpenings.Grinding wheel 14 adopts diamond cutter sharpening grinding wheel 14, and grinding wheel 14 sharpening faces are circular arc type.
Sharpening operation: left hand promotes the handle of blade milling machine slide plate 17, drives screw tap 15 left and right moving, and the right hand rotates handwheel 8, makes screw tap 15 do axial 0 °-12 ° rotation left and right in mobile.When grinding wheel 14 is sharpening position 20 at the cutting edge of sharpening screw tap 15, mobile variation along with sharpening point, the angle that the right hand rotates handwheel 8 also changes between 0 °-12 ° thereupon, back and forth behind the sharpening several, the damaged portion of teeth, the wearing part mill pares off, after confirming that first cutting sharpening is good, promote blade milling machine slide plate 17 to the right, make screw tap 15 withdraw from the sharpening position of grinding wheel 14, the right hand rotates handwheel 8, again the sharpening position 20 of second cutting edge is rotated to the sharpening position, carries out sharpening in order to last method, up to the sharpening position 20 of whole (4 or 3) cutting edge of each screw tap 15 has all been ground, take off screw tap 15.
Claims (6)
1. spiral tap sharpening device, it is characterized in that: comprise base, base is provided with runing rest, and it is two relative top that runing rest is provided with, and wherein a top outside is with handwheel.
2. spiral tap sharpening device according to claim 1 is characterized in that: described base comprises a horizonal base plate and a riser, and the riser vertical fixing is on horizonal base plate, and it is the arc-shaped slot in the center of circle with described through hole that riser is provided with a through hole and; Runing rest adopts bolt to pass through hole and arc-shaped slot is fixed in riser one side.
3. spiral tap sharpening device according to claim 1 is characterized in that: described runing rest is flute profile, and the side of its bottom is provided with two through hole and corresponding holes of arc-shaped slot on the riser with base; On two vertical side of runing rest respectively by nut be fixed be on the same straight line corresponding top.
4. spiral tap sharpening device according to claim 1 is characterized in that: described top the going up near the tip portion outside that is with handwheel is provided with a projection.
5. spiral tap sharpening device according to claim 1 is characterized in that: the center of described handwheel is provided with step-like through hole, and wherein, the handwheel front aperture is the cubic hole that cooperates with handle four directions retaining part behind the screw tap; The internal diameter of stomidium is less than top protruding external diameter behind the handwheel, and is complementary with top external diameter.
6. spiral tap sharpening device according to claim 1 is characterized in that: the top outside between described handwheel end and the runing rest is with spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100143377A CN101486155B (en) | 2009-02-20 | 2009-02-20 | Spiral tap sharpening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100143377A CN101486155B (en) | 2009-02-20 | 2009-02-20 | Spiral tap sharpening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101486155A true CN101486155A (en) | 2009-07-22 |
| CN101486155B CN101486155B (en) | 2011-05-04 |
Family
ID=40889297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100143377A Expired - Fee Related CN101486155B (en) | 2009-02-20 | 2009-02-20 | Spiral tap sharpening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101486155B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294625A (en) * | 2011-09-02 | 2011-12-28 | 马鞍山方圆回转支承股份有限公司 | Screw tap grinding device |
| CN103192298A (en) * | 2013-04-03 | 2013-07-10 | 孙效 | Screw tap grinding mechanism |
| CN103481125A (en) * | 2013-09-16 | 2014-01-01 | 浙江省平湖市工具厂 | Cutting feed pawl of correction oil cylinder of screw tap relief-grinding machine |
| CN105882150A (en) * | 2016-06-02 | 2016-08-24 | 北京赛腾标识系统股份公司 | Rotating base for fluid boxes |
| CN106514439A (en) * | 2016-12-28 | 2017-03-22 | 上海振高螺母有限公司 | Precise screw tap groove indexing mechanism for grinding |
| CN108942427A (en) * | 2018-08-08 | 2018-12-07 | 扬州江宇刃具有限公司 | Combined tap and drill drill bit chamfering grinding device and its grinding process |
-
2009
- 2009-02-20 CN CN2009100143377A patent/CN101486155B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102294625A (en) * | 2011-09-02 | 2011-12-28 | 马鞍山方圆回转支承股份有限公司 | Screw tap grinding device |
| CN103192298A (en) * | 2013-04-03 | 2013-07-10 | 孙效 | Screw tap grinding mechanism |
| CN103192298B (en) * | 2013-04-03 | 2016-07-06 | 孙效 | Mill screw tap mechanism |
| CN103481125A (en) * | 2013-09-16 | 2014-01-01 | 浙江省平湖市工具厂 | Cutting feed pawl of correction oil cylinder of screw tap relief-grinding machine |
| CN103481125B (en) * | 2013-09-16 | 2016-02-03 | 浙江省平湖市工具厂 | The correction oil cylinder feed ratchet of tap shovel |
| CN105882150A (en) * | 2016-06-02 | 2016-08-24 | 北京赛腾标识系统股份公司 | Rotating base for fluid boxes |
| CN106514439A (en) * | 2016-12-28 | 2017-03-22 | 上海振高螺母有限公司 | Precise screw tap groove indexing mechanism for grinding |
| CN108942427A (en) * | 2018-08-08 | 2018-12-07 | 扬州江宇刃具有限公司 | Combined tap and drill drill bit chamfering grinding device and its grinding process |
| CN108942427B (en) * | 2018-08-08 | 2020-12-29 | 扬州江宇刃具有限公司 | Composite screw tap drill chamfer grinding device and grinding process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101486155B (en) | 2011-05-04 |
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Address after: Huai Village Street Huaiyin District of Ji'nan city of Shandong Province, No. 73 250022 Patentee after: CRRC SHANDONG Co.,Ltd. Address before: Huai Village Street Huaiyin District of Ji'nan city of Shandong Province, No. 73 250022 Patentee before: JINAN RAILWAY VEHICLES EQUIPMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |