CN103481192B - The workpiece rotary main shaft of tap shovel - Google Patents
The workpiece rotary main shaft of tap shovel Download PDFInfo
- Publication number
- CN103481192B CN103481192B CN201310427735.8A CN201310427735A CN103481192B CN 103481192 B CN103481192 B CN 103481192B CN 201310427735 A CN201310427735 A CN 201310427735A CN 103481192 B CN103481192 B CN 103481192B
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- China
- Prior art keywords
- axle
- hole
- disc
- chamfering
- circle
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
Abstract
The invention discloses the workpiece rotary main shaft of tap shovel, be made up of left end first axle and the second axle, the 3rd axle, the 4th axle, the 5th axle, right-hand member the 6th axle disjunctor successively, they are placed in the cylindrical shape varied in size, laterally, be same axle center circle; The circumferential edge of the left disc of the first axle is cut into circle first chamfering; The outer circumference surface of the left part of the first axle there is external screw thread by car; Before the right part of the first axle, periphery bores backward oval through hole; The circumferential edge of the left disc of the second axle is become circle second chamfering by car; The circumferential edge of the left disc of the 3rd axle is become a circle the 3rd chamfering by car, and the circumferential edge of right disc is become a circle the 4th chamfering by car; Downward auger shell pit on periphery on the right part of the 3rd axle; The circumferential edge of the right disc of right-hand member the 6th axle is become a circle the 5th chamfering by car; The inside of metal shaft, drilled big hole and small sircle hole, be same axle center circle, be linked to be through hole; Screwed hole is communicated with big hole; Oval through hole is vertical with small sircle hole and be communicated with.
Description
Technical field
The present invention relates to the workpiece rotary main shaft of tap shovel, specifically to the instrument on Digit Control Machine Tool---the blade of screw tap carries out the workpiece rotary main shaft of the sharp Special Turbine Grinding Machine of relief grinding, is the vitals to a kind of new equipment that instrument and the screw tap of lathe are processed.
Background technology
Usually, must use in machine-building, processing factory: one is lathe, two is instruments that lathe uses, indispensable, good lathe is as Digit Control Machine Tool, the instrument used is as screw tap, and the blade of screw tap makes it sharp, allows the class qualitatively of screw tap, need to process screw tap, relief grinding, allow the keen edge of screw tap, the quality of screw tap is good, and the product made is just superior; And this object will be reached, need Special Turbine Grinding Machine; The mostly import of existing Special Turbine Grinding Machine, expensive; Domestic is little, and impracticable, uses inconvenience, misses one's aim; This enterprise is in years of researches, experiment, and innovation has manufactured Special Turbine Grinding Machine novel, practical, with low cost, and crudy is good, can be beautiful with import Special Turbine Grinding Machine one's deceased mother; And the workpiece rotary main shaft of this Special Turbine Grinding Machine is one of them vitals, design correct, rational in infrastructure, Special Turbine Grinding Machine normal operation, regular at work can be made, thus guarantee Special Turbine Grinding Machine working stability, the keen edge of the screw tap that relief grinding goes out, precision are high, relief grinding puts in place, overcome the workpiece rotary main shaft design mistake of common Special Turbine Grinding Machine, unreasonable structure and the relief grinding dislocation caused, the defect such as precision is not high, the knife edge is turned.
Summary of the invention
In order to overcome the workpiece rotary main shaft design mistake of common Special Turbine Grinding Machine, unreasonable structure and the relief grinding dislocation caused, the defect such as precision is not high, the knife edge is turned, the invention provides the workpiece rotary main shaft of tap shovel, the workpiece rotary main shaft of tap shovel is a vitals of Special Turbine Grinding Machine, design correct, rational in infrastructure, Special Turbine Grinding Machine normal operation, regular at work can be made, thus guarantee Special Turbine Grinding Machine working stability, the keen edge of the screw tap that relief grinding goes out, precision are high, relief grinding puts in place.
Technical scheme: the workpiece rotary main shaft of tap shovel, comprises metal shaft and circular hole, is characterized in that metal shaft is made up of left end first axle and the second axle, the 3rd axle, the 4th axle, the 5th axle, right-hand member the 6th axle disjunctor successively, and metal shaft is laterally placed; Left end first axle of metal shaft is cylindrical shape, laterally places, and the diameter of the outer circumference surface of the first axle is 35 ㎜, and left and right length is 35 ㎜, the left disc of the first axle circumferential edge, be lathed to the first chamfering of 45 °, a circle, chamfering distance is 1 ㎜; On the outer circumference surface of the left part of the first axle, by turning, have one to enclose external screw thread again, externally threaded left and right length is 25 ㎜, pitch 1 ㎜; An oval through hole is drilled with before the right part of the first axle on periphery, backward, oval through hole bore the right part of the first axle from periphery before the right part of the first axle always after periphery, the left and right two ends maximum length of oval through hole is 10 ㎜, the radius of left end half circular hole of oval through hole is 3 ㎜, the radius of right-hand member half circular hole of oval through hole is also 3 ㎜, the upper and lower height of the centre slot of oval through hole is 6 ㎜, the oval cross central line of through hole and the horizontal axle center line overlap of metal shaft; The right disc of the first axle and the left disc disjunctor of the second axle; Second axle is cylindrical shape, laterally places, and the diameter of the outer circumference surface of the second axle is 40 ㎜, and left and right length is 68 ㎜; The circumference of the second axle and the circumference of the first axle are same axle center circles; The circumferential edge of the left disc of the second axle, be lathed to the second chamfering of 45 °, a circle, chamfering distance is 0.5 ㎜; The right disc of the second axle and the left disc disjunctor of the 3rd axle; 3rd axle is cylindrical shape, laterally places, and the diameter of the outer circumference surface of the 3rd axle is 44 ㎜, and left and right length is 94 ㎜; The circumference of the 3rd axle and the circumference of the second axle are same axle center circles; The left disc of the 3rd axle circumferential edge, be lathed to the 3rd chamfering of 45 °, a circle, chamfering distance is 0.5 ㎜; Also the right disc of the 3rd axle circumferential edge, be lathed to the 4th chamfering of 45 °, a circle, chamfering distance is 0.5 ㎜; On the right part of the 3rd axle on periphery, downwards, bore a screwed hole again, the diameter of screwed hole is 5 ㎜, and the upper and lower degree of depth of screwed hole is 8 ㎜, and the distance of center circle of screwed hole is 9.5 ㎜ from the right disc of the 3rd axle; The right disc of the 3rd axle and the left disc disjunctor of the 4th axle; 4th axle is cylindrical shape, laterally places, and the diameter of the outer circumference surface of the 4th axle is 40 ㎜, and left and right length is 43 ㎜; The circumference of the 4th axle and the circumference of the 3rd axle are same axle center circles; The right disc of the 4th axle and the left disc disjunctor of the 5th axle; 5th axle is cylindrical shape, laterally places, and the diameter of the outer circumference surface of the 5th axle is 35 ㎜, and left and right length is 5 ㎜; The circumference of the 5th axle and the circumference of the 4th axle are same axle center circles; The left disc disjunctor of the right disc of the 5th axle and right-hand member the 6th axle of metal shaft; Right-hand member the 6th axle is cylindrical shape, laterally places, and the diameter of the outer circumference surface of right-hand member the 6th axle is 40 ㎜, and left and right length is 5 ㎜; The circumference of right-hand member the 6th axle and the circumference of the 5th axle are same axle center circles; Again the right disc of right-hand member the 6th axle circumferential edge, be lathed to the 5th chamfering of 45 °, a circle, chamfering distance is 0.5 ㎜; And, in the inside of metal shaft, be drilled with a big hole and a small sircle hole: just the right disc of right-hand member the 6th axle circle centre position, be first drilled with big hole left, the diameter of big hole is 28 ㎜, and left and right length is 140 ㎜; The circumference of big hole and right-hand member the 6th axle is same axle center circle; Screwed hole is communicated with big hole; Be drilled with a small sircle hole again on the left side of big hole, left, big hole and small sircle hole interconnect, and big hole and small sircle hole are same axle center circles; The diameter of small sircle hole is 15 ㎜, and left and right length is 110 ㎜; Oval through hole is orthogonal with small sircle hole and be communicated with; Big hole and small sircle hole drilled after be linked to be a through hole, bore the left disc of left end first axle of metal shaft from the right disc of right-hand member the 6th axle of metal shaft always; The left and right total length of metal shaft is 250 ㎜; The workpiece rotary main shaft of this tap shovel, can take the materials such as axle-steel material to make.
Beneficial effect of the present invention is: the workpiece rotary main shaft providing tap shovel, the workpiece rotary main shaft of tap shovel is a vitals of Special Turbine Grinding Machine, design correct, rational in infrastructure, Special Turbine Grinding Machine normal operation, regular at work can be made, thus guarantee Special Turbine Grinding Machine working stability, the keen edge of the screw tap that relief grinding goes out, precision are high, relief grinding puts in place, overcome the workpiece rotary main shaft design mistake of common Special Turbine Grinding Machine, unreasonable structure and the relief grinding dislocation caused, the defect such as precision is not high, the knife edge is turned; Enterprise's Production requirement can be met.
Accompanying drawing explanation
The structural representation of the workpiece rotary main shaft of Fig. 1 tap shovel
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described:
The workpiece rotary main shaft of tap shovel, comprises metal shaft and circular hole, it is characterized in that metal shaft is made up of left end first axle 1 and the second axle 2, the 3rd axle 3, the 4th axle 4, the 5th axle 5, right-hand member the 6th axle 6 disjunctor successively, and metal shaft is laterally placed; Left end first axle 1 of metal shaft is placed in cylindrical shape, laterally, the diameter of the outer circumference surface of the first axle 1 is 35 ㎜, left and right length is 35 ㎜, the left disc of the first axle 1 circumferential edge, be lathed to the first chamfering 10 of 45 °, a circle, chamfering distance is 1 ㎜; Again on the outer circumference surface of the left part of the first axle 1, had one to enclose external screw thread by turning, externally threaded left and right length is 25 ㎜, pitch 1 ㎜; An oval through hole 9 is drilled with before the right part of the first axle 1 on periphery, backward, oval through hole 9 bore the right part of the first axle 1 from periphery before the right part of the first axle 1 always after periphery, the left and right two ends maximum length of oval through hole 9 is 10 ㎜, the radius of left end half circular hole of oval through hole 9 is 3 ㎜, the radius of right-hand member half circular hole of oval through hole 9 is also 3 ㎜, the upper and lower height of the centre slot of oval through hole 9 is 6 ㎜, the oval cross central line of through hole 9 and the horizontal axle center line overlap of metal shaft; The right disc of the first axle 1 and the left disc disjunctor of the second axle 2; Second axle 2 is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the second axle 2 is 40 ㎜, and left and right length is 68 ㎜; The circumference of the second axle 2 and the circumference of the first axle 1 are same axle center circles; The left disc of the second axle 2 circumferential edge, be lathed to the second chamfering 11 of 45 °, a circle, chamfering distance is 0.5 ㎜; The right disc of the second axle 2 and the left disc disjunctor of the 3rd axle 3; 3rd axle 3 is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the 3rd axle 3 is 44 ㎜, and left and right length is 94 ㎜; The circumference of the 3rd axle 3 and the circumference of the second axle 2 are same axle center circles; The left disc of the 3rd axle 3 circumferential edge, be lathed to the 3rd chamfering 12 of 45 °, a circle, chamfering distance is 0.5 ㎜; Also the right disc of the 3rd axle 3 circumferential edge, be lathed to the 4th chamfering 13 of 45 °, a circle, chamfering distance is 0.5 ㎜; On the right part of the 3rd axle 3 on periphery, downwards, bore a screwed hole 15 again, the diameter of screwed hole 15 is 5 ㎜, and the upper and lower degree of depth of screwed hole 15 is 8 ㎜, and the distance of center circle of screwed hole 15 is 9.5 ㎜ from the right disc of the 3rd axle 3; The right disc of the 3rd axle 3 and the left disc disjunctor of the 4th axle 4; 4th axle 4 is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the 4th axle 4 is 40 ㎜, and left and right length is 43 ㎜; The circumference of the 4th axle 4 and the circumference of the 3rd axle 3 are same axle center circles; The right disc of the 4th axle 4 and the left disc disjunctor of the 5th axle 5; 5th axle 5 is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the 5th axle 5 is 35 ㎜, and left and right length is 5 ㎜; The circumference of the 5th axle 5 and the circumference of the 4th axle 4 are same axle center circles; The left disc disjunctor of the right disc of the 5th axle 5 and right-hand member the 6th axle 6 of metal shaft; Right-hand member the 6th axle 6 is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of right-hand member the 6th axle 6 is 40 ㎜, and left and right length is 5 ㎜; The circumference of right-hand member the 6th axle 6 and the circumference of the 5th axle 5 are same axle center circles; Again the right disc of right-hand member the 6th axle 6 circumferential edge, be lathed to the 5th chamfering 14 of 45 °, a circle, chamfering distance is 0.5 ㎜; And, in the inside of metal shaft, be drilled with a big hole 8 and a small sircle hole 7: just the right disc of right-hand member the 6th axle 6 circle centre position, be first drilled with big hole 8 left, the diameter of big hole 8 is 28 ㎜, and left and right length is 140 ㎜; Big hole 8 and the circumference of right-hand member the 6th axle 6 are same axle center circles; Screwed hole 15 is communicated with big hole 8; Be drilled with a small sircle hole 7 again on the left side of big hole 8, left, big hole 8 and small sircle hole 7 interconnect, and big hole 8 and small sircle hole 7 are same axle center circles; The diameter of small sircle hole 7 is 15 ㎜, and left and right length is 110 ㎜; Oval through hole 9 is orthogonal with small sircle hole 7 and be communicated with; Be linked to be a through hole after big hole 8 is drilled with small sircle hole 7, bore the left disc of left end first axle 1 of metal shaft from the right disc of right-hand member the 6th axle 6 of metal shaft always; The left and right total length of metal shaft is 250 ㎜; The workpiece rotary main shaft of this tap shovel, takes axle-steel material to make.
Claims (1)
1. the workpiece rotary main shaft of tap shovel, comprise metal shaft and circular hole, it is characterized in that metal shaft is made up of left end first axle (1) and the second axle (2), the 3rd axle (3), the 4th axle (4), the 5th axle (5), right-hand member the 6th axle (6) disjunctor successively, metal shaft is laterally placed, left end first axle (1) of metal shaft is placed in cylindrical shape, laterally, the diameter of the outer circumference surface of the first axle (1) is 35 ㎜, left and right length is 35 ㎜, the left disc of the first axle (1) circumferential edge, be lathed to first chamfering (10) of 45 °, a circle, chamfering distance is 1 ㎜, on the outer circumference surface of the left part of the first axle (1), had one to enclose external screw thread by turning, externally threaded left and right length is 25 ㎜, pitch 1 ㎜, before the right part of the first axle (1) on periphery, be drilled with an oval through hole (9) backward, oval through hole (9) bore the right part of the first axle (1) from periphery before the right part of the first axle (1) always after periphery, a left side for oval through hole (9), right two ends maximum length is 10 ㎜, the radius of left end half circular hole of oval through hole (9) is 3 ㎜, the radius of right-hand member half circular hole of oval through hole (9) is also 3 ㎜, the centre slot of oval through hole (9) upper, lower height is 6 ㎜, the oval cross central line of through hole (9) and the horizontal axle center line overlap of metal shaft, the right disc of the first axle (1) and the left disc disjunctor of the second axle (2), second axle (2) is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the second axle (2) is 40 ㎜, and left and right length is 68 ㎜, the circumference of the second axle (2) and the circumference of the first axle (1) are same axle center circles, the left disc of the second axle (2) circumferential edge, be lathed to second chamfering (11) of 45 °, a circle, chamfering distance is 0.5 ㎜, the right disc of the second axle (2) and the left disc disjunctor of the 3rd axle (3), 3rd axle (3) is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the 3rd axle (3) is 44 ㎜, and left and right length is 94 ㎜, the circumference of the 3rd axle (3) and the circumference of the second axle (2) are same axle center circles, the left disc of the 3rd axle (3) circumferential edge, be lathed to the 3rd chamfering (12) of 45 °, a circle, chamfering distance is 0.5 ㎜, the right disc of the 3rd axle (3) circumferential edge, be lathed to the 4th chamfering (13) of 45 °, a circle, chamfering distance is 0.5 ㎜, a screwed hole (15) is bored on periphery, downwards on the right part of the 3rd axle (3), the diameter of screwed hole (15) is 5 ㎜, the upper and lower degree of depth of screwed hole (15) is 8 ㎜, and the distance of center circle of screwed hole (15) is 9.5 ㎜ from the right disc of the 3rd axle (3), the right disc of the 3rd axle (3) and the left disc disjunctor of the 4th axle (4), 4th axle (4) is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the 4th axle (4) is 40 ㎜, and left and right length is 43 ㎜, the circumference of the 4th axle (4) and the circumference of the 3rd axle (3) are same axle center circles, the right disc of the 4th axle (4) and the left disc disjunctor of the 5th axle (5), 5th axle (5) is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of the 5th axle (5) is 35 ㎜, and left and right length is 5 ㎜, the circumference of the 5th axle (5) and the circumference of the 4th axle (4) are same axle center circles, the left disc disjunctor of the right disc of the 5th axle (5) and the right-hand member the 6th axle (6) of metal shaft, right-hand member the 6th axle (6) is placed in cylindrical shape, laterally, and the diameter of the outer circumference surface of right-hand member the 6th axle (6) is 40 ㎜, and left and right length is 5 ㎜, the circumference of right-hand member the 6th axle (6) and the circumference of the 5th axle (5) are same axle center circles, the right disc of right-hand member the 6th axle (6) circumferential edge, be lathed to the 5th chamfering (14) of 45 °, a circle, chamfering distance is 0.5 ㎜, in the inside of metal shaft, be drilled with a big hole (8) and a small sircle hole (7): the right disc of right-hand member the 6th axle (6) circle centre position, be first drilled with big hole (8) left, the diameter of big hole (8) is 28 ㎜, and left and right length is 140 ㎜, big hole (8) and the circumference of right-hand member the 6th axle (6) are same axle center circles, screwed hole (15) is communicated with big hole (8), big hole (8) the left side, be drilled with a small sircle hole (7) more left, big hole (8) and small sircle hole (7) interconnect, and big hole (8) and small sircle hole (7) are same axle center circles, the diameter of small sircle hole (7) is 15 ㎜, and left and right length is 110 ㎜, oval through hole (9) is orthogonal with small sircle hole (7) and be communicated with, be linked to be a through hole after big hole (8) is drilled with small sircle hole (7), bore the left disc of left end first axle (1) of metal shaft from the right disc of the right-hand member the 6th axle (6) of metal shaft always, the left and right total length of metal shaft is 250 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310427735.8A CN103481192B (en) | 2013-09-21 | 2013-09-21 | The workpiece rotary main shaft of tap shovel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310427735.8A CN103481192B (en) | 2013-09-21 | 2013-09-21 | The workpiece rotary main shaft of tap shovel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103481192A CN103481192A (en) | 2014-01-01 |
| CN103481192B true CN103481192B (en) | 2016-02-03 |
Family
ID=49821967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310427735.8A Expired - Fee Related CN103481192B (en) | 2013-09-21 | 2013-09-21 | The workpiece rotary main shaft of tap shovel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103481192B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB119115A (en) * | 1917-10-09 | 1918-09-26 | Robert Hilton | Improvements in Milling Machines and Grinding Machines. |
| GB518625A (en) * | 1938-08-29 | 1940-03-04 | Bristol Aeroplane Co Ltd | Improvements relating to the manufacture of thread-cutting taps and the like |
| CN201552475U (en) * | 2009-10-28 | 2010-08-18 | 西北机器有限公司 | Grinding wheel spindle box of screw tap grinder |
| CN201613485U (en) * | 2010-01-29 | 2010-10-27 | 浙江大学 | Numerically controlled relief grinding machine tool for torus worm gear hobs |
| CN202668261U (en) * | 2012-03-30 | 2013-01-16 | 江西海峰重工科技有限责任公司 | Screw tap relief grinding fixture used for tool grinder |
| CN203449157U (en) * | 2013-09-21 | 2014-02-26 | 浙江省平湖市工具厂 | Main workpiece rotating shaft of screw tap shoveling and grinding machine |
-
2013
- 2013-09-21 CN CN201310427735.8A patent/CN103481192B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN103481192A (en) | 2014-01-01 |
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Granted publication date: 20160203 Termination date: 20190921 |
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