CN103801997A - Shaft grinding process and equipment - Google Patents
Shaft grinding process and equipment Download PDFInfo
- Publication number
- CN103801997A CN103801997A CN201310724871.3A CN201310724871A CN103801997A CN 103801997 A CN103801997 A CN 103801997A CN 201310724871 A CN201310724871 A CN 201310724871A CN 103801997 A CN103801997 A CN 103801997A
- Authority
- CN
- China
- Prior art keywords
- emery wheel
- workpiece
- mill
- grinding
- described left
- 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.)
- Pending
Links
Images
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
- 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
- B24B5/04—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 cylindrical surfaces externally
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a shaft grinding process and equipment. According to the process, firstly a workpiece is machined to be Ra 0.40 in roughness on a cylindrical grinding machine, the machining allowance of 0.008-0.12mm is reserved, components are fixed well when grinding is carried out, pressure adjusting bolts and compression springs are screwed so that grinding wheels can make contact with the to-be-grinded surface of the workpiece, then lead screws are shaken, the two grinding wheels generate transverse feed, when the pressure on the workpiece by the springs reaches 2-3kg, the transverse feed is stopped, a lathe is started, the workpiece rotates at the speed of 80-150 turns per minute and drives the two grinding wheels to rotate, a large carriage is started so as to move longitudinally along a track of the lathe and drive the grinding wheels to move longitudinally together, the movement amount is controlled in the mode that the grinding wheels move longitudinally by 2-3mm every time the workpiece rotates by a circle, the workpiece is washed by aviation gasoline until the roughness parameter of the surface of the workpiece meets the technical requirement, then the workpiece is detached, and grinding is finished. The shaft grinding process and equipment have the advantages that the process is simple, the roughness can reach below Ra 0.012, and efficiency is high.
Description
Technical field
The present invention, in Machining Technology field, relates in particular to a kind of spread out grinding process and equipment of axle part.
Background technology
In order to improve the surface quality of axial workpiece, reduce its surface roughness value, the terminal manufacturing procedure of axial workpiece is generally the mill that spreads out on plain external grinding machine, and surface quality requires high axial workpiece, its surface roughness value all requires very low, when surface roughness value is during lower than Ra0.025, on plain external grinding machine, adopt the tradition grinding process mill that spreads out that spreads out, be difficult to reach its surface quality and require.
Summary of the invention
In order to address the above problem, object of the present invention provides a kind of technique simple, and roughness can reach below Ra0.012, spread out grinding process and the equipment of the axle part that efficiency is high.
Technical scheme of the present invention is: a kind of spread out grinding process and equipment of axle part, this equipment comprises left-hand thread leading screw, right-hand thread screw mandrel, nut, left skateboard, right slide plate, a left side spread out mill frame, the right side spread out mill frame, left support bar, right support bar, left emery wheel, right emery wheel, regulator bolts, Compress Spring and adjustment screw;
Wherein, on described left support bar and right support bar, be equipped with gathering sill;
Described left-hand thread leading screw and right-hand thread screw mandrel are symmetricly set on lathe supporting plate, on described left-hand thread leading screw and right-hand thread screw mandrel, be equipped with described nut, described nut is affixed with the bottom of described left skateboard and right slide plate respectively, the spread out upper surface of mill frame and described left skateboard, a described left side is affixed, the described right side spread out mill frame with described in have the upper surface of slide plate affixed, spread out mill frame and right upper end of spreading out mill frame, a described left side is equipped with through hole, in described through hole, be equipped with Compress Spring, one end of described Compress Spring is equipped with adjustment screw;
Described left emery wheel install a described left side spread out mill frame one end, a described left side spread out mill frame the other end insert a described left side spread out mill frame upper end through hole in, contact with the described Compress Spring other end;
Described right emery wheel install the described right side spread out mill frame one end, the described right side spread out mill frame the other end insert the described right side spread out mill frame upper end through hole in, contact with the described Compress Spring other end;
Described adjustment screw arranges respectively a described left side spreads out on the sidewall of mill frame and the right mill frame that spreads out, and contacts through sidewall and described left side mill frame and the right side gathering sill grinding on frame that spreads out that spreads out.
Further, the diameter D of described left emery wheel and right emery wheel is diameter of work d=1.2-1.5 times, its width B=d/2, and its periphery is concaved circular cambered surface, concave arc radius R=d/2cos
260 °.
Further, described left emery wheel and right emery wheel adopt the corundum rubber of granularity M3-M5 to make.
Another object of the present invention provides the symmetry of the said equipment grinding process that spreads out, and concrete steps are as follows: left emery wheel and right emery wheel
Step 1. workpiece is first worked into Ra0.40 by its surface roughness on plain external grinding machine, and stays the allowance of 0.008-0.12mm;
Step 2: equipment is installed, by workpiece one end clamping on lathe three-claw chuck, the other end is held out against and is arranged in the middle of left emery wheel and right emery wheel by tailstock centre, what regulate that gathering sill and screw make left emery wheel and right emery wheel turns center line and rotating center line become the respectively angle of cut of 60 ° of 60 ° and right-hand rotations, two emery wheel center lines and lathe spindle center line height franchise are upper 0.1mm, its center and lathe spindle center line symmetry, screw regulator bolts Compress Spring, make left emery wheel contact workpiece wait to spread out mill surface with right emery wheel, shake again left-hand thread leading screw and right-hand thread screw mandrel, make left emery wheel and right emery wheel produce traverse feed, in the time that reaching 2-3kg to the pressure of workpiece, Compress Spring stops traverse feed, now start lathe spindle, workpiece turns round and drives left emery wheel and the rotation of right emery wheel with 80-150 rev/min, start again lathe saddle simultaneously, make it vertically move and rise and vertically move with left emery wheel and right emery wheel along lathe track, its amount of movement often turns around by workpiece, emery wheel vertically moves 2-3mm and controls, in mill process, to constantly rinse with aviation gasoline spreading out, until workpiece surface roughness parameter is while reaching drawing technical requirement, unload workpiece, this grinding process that spreads out finishes.
The invention has the beneficial effects as follows: simple owing to adopting technique scheme the present invention to have technique, roughness can reach below Ra0.012, and efficiency is high.
Accompanying drawing explanation
Fig. 1 is the two-wheel symmetry mill device structure schematic diagram that spreads out.
Fig. 2 is the relative emery wheel rotation centerline of rotating center line orientation schematic diagram.
Fig. 3 is emery wheel geometry schematic diagram.
In figure:
1. lathe track, 2. planker, 3, left-hand thread leading screw, 4. nut, 5. left skateboard, the 6. left side mill frame that spreads out, 7. regulator bolts, 8. Compress Spring, 9. adjustment screw, 10. regulating tank, 11. left support bars, 12. left emery wheels, 13. workpiece, 14. tailstock centres, 15. scroll chucks, 16. right emery wheels, 17. right support bars, 18. right sides mill frame that spreads out, 19. right slide plates, 20. right-hand thread screw mandrels.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail: known with reference to accompanying drawing 1, Fig. 2 and Fig. 3, a kind of mill equipment that spreads out of axle part, it is characterized in that, this equipment comprises 3, right-hand thread screw mandrel 20, nut 4, left skateboard 5, right slide plate 19, a left side spread out mill frame 6, the right side spread out mill frame 18, left support bar 11, right support bar 17, left emery wheel 12, right emery wheel 16, regulator bolts 7, Compress Spring 8 and adjustment screw 9;
Wherein, on described left support bar 11 and right support bar 17, be equipped with gathering sill 10;
Described left-hand thread leading screw 3 and right-hand thread screw mandrel 20 are symmetricly set on lathe supporting plate 2, on described left-hand thread leading screw 3 and right-hand thread screw mandrel 20, be equipped with described nut 4, described nut 4 is affixed with the bottom of described left skateboard 5 and right slide plate 19 respectively, the described left side mill frame 6 that spreads out is affixed with the upper surface of described left skateboard 5, the described right side mill frame 18 that spreads out is affixed with the upper surface of described right slide plate 19, spread out mill frame 6 and right upper end of spreading out mill frame 18, a described left side is equipped with through hole, in described through hole, be equipped with Compress Spring 8, one end of described Compress Spring 8 is equipped with regulator bolts 7; Described left emery wheel 12 is installed one end of described left support bar 11, and the other end of described left support bar 11 inserts a described left side and spreads out in the through hole of mill frame 6 upper ends, contacts with described left side Compress Spring 8 other ends of mill in frame 6 that spread out; Described right emery wheel 16 is installed one end of described right support bar 17, and the other end of described right support bar 17 inserts the described right side and spreads out in the through hole of mill frame 18 upper ends, contacts with described right side Compress Spring 8 other ends of mill in frame 18 that spread out; Described adjustment screw 9 arranges respectively a described left side spreads out on the sidewall of mill frame 6 and the right mill frame 18 that spreads out, and contacts through sidewall and described left side mill frame 6 and the right side gathering sill 10 grinding on frame 18 that spreads out that spreads out.Left emery wheel 12 and right emery wheel 16 diameter D are diameter of work d=1.2-1.5 times, its width 1B=d/2, and its periphery is concaved circular cambered surface, concave arc radius R=d/2cos
245 °.
The grinding process that spreads out of a kind of axle part of the present invention, first engine lathe cross slide and cross lead screw are pulled down, symmetrical left-hand thread leading screw 3 and right-hand thread screw mandrel 20 on its former installation site, nut 4, left skateboard 5, right slide plate 19, slide plate 5 respectively arranges a nut 4 below, rotate left-hand thread leading screw 3 and right-hand thread screw mandrel 20 and can make left skateboard 5, right slide plate 19 symmetries shift near or leave to center, left skateboard 5, on right slide plate 19 with affixed mode arrange respectively a left side spread out mill frame 6, mill frame 18 spreads out on the right side, two emery wheel 12 rotation centerlines and workpiece 13 rotation centerlines become respectively 60 ° and the angle of cut of 60 ° of turning right, its angle is guaranteed by the gathering sill 10 on cramp bar 11 and screw 9, two emery wheel 12 center lines and lathe spindle center line height franchise are scholar 0.1mm, its center and lathe spindle center line symmetry, left emery wheel 12, right emery wheel 16 adopts the corundum rubber of granularity M3-M5, its diameter D=1.2-1.5 workpiece 13 diameter d, its width B=d/2, its periphery is concaved circular cambered surface, concave arc radius R=d/2cos
245 °, workpiece 13 is first worked into Ra0.40 by its surface roughness on plain external grinding machine, and stay the allowance of 0.008-0.12mm, while spreading out mill, one end clamping is on lathe three-claw dish 15, the other end is held out against by tailstock centre 14, screw regulator bolts 7 Compress Springs 8, make left emery wheel 12, right emery wheel 16 contacts workpiece 13 wait to spread out mill surface, shake again left-hand thread leading screw 3 and right-hand thread screw mandrel 20, make left emery wheel 12, right emery wheel 16 produces traverse feed, in the time that reaching 2-3kg to the pressure of workpiece 13, Compress Spring 8 stops traverse feed, now start lathe spindle, workpiece 13 turns round and drives left emery wheel 12 with 80-150 rev/min, right emery wheel 16 rotates, start again lathe saddle 2 simultaneously, make it vertically move and vertically move together with right emery wheel 16 with left emery wheel 12 along lathe track 1, its amount of movement often turns around by workpiece 13, left emery wheel 12 and right emery wheel 16 vertically move 2-3mm and control, in mill process, to constantly rinse with aviation gasoline spreading out, until workpiece 13 surface roughness parameters are while reaching drawing technical requirement, unload workpiece 13, this grinding process that spreads out finishes.If this technique Bian can reduce the value of Axle Surface roughness Ra greatly, sipes or hole that workpiece 13 surfaces are foretold, before corase grind, need to inlay plain grinding light, if but groove width or aperture are while being not more than the width B of 1/5 left emery wheel 12, right emery wheel 16, can inlay flat, rinsing with aviation gasoline is to rinse out the micro-iron powder being bonded on left emery wheel 12, right emery wheel 16, thereby improves spread out mill quality and the mill efficiency of spreading out.
Claims (4)
1. spread out grinding process and the equipment of an axle part, it is characterized in that, this equipment comprises left-hand thread leading screw (3), right-hand thread screw mandrel (20), nut (4), left skateboard (5), right slide plate (19), a left side spread out mill frame (6), the right side spread out mill frame (18), left support bar (11), right support bar (17), left emery wheel (12), right emery wheel (16), regulator bolts (7), Compress Spring (8) and adjustment screw (9), wherein, on described left support bar (11) and right support bar (17), be equipped with gathering sill (10), described left-hand thread leading screw (3) and right-hand thread screw mandrel (20) combine as a whole by middle transition axle and are symmetricly set on lathe saddle (2), on described left-hand thread leading screw (3) and right-hand thread screw mandrel (20), be equipped with described nut (4), described nut (4) is affixed with the bottom of described left skateboard (5) and right slide plate (19) respectively, the described left side mill frame (6) that spreads out is affixed with the upper surface of described left skateboard (5), the described right side mill frame (18) that spreads out is affixed with the upper surface of described right slide plate (19), a described left side spread out mill frame (6) and the right side spread out grind frame (18) upper end be equipped with through hole, in described through hole, be equipped with Compress Spring (8), one end of described Compress Spring (8) is equipped with regulator bolts (7), one end of described left support bar (11) is provided with left emery wheel (12), the other end of described left support bar (11) inserts a described left side and spreads out in the through hole of mill frame (6) upper end, and Compress Spring (8) other end spreading out in mill frame (6) with a described left side contacts, one end of described right support bar (17) is provided with right emery wheel (16), the other end of described right support bar (17) insert the described right side spread out mill frame (18) upper end through hole in, Compress Spring (8) other end spreading out in mill frame (18) with the described right side contacts, described adjustment screw (9) arranges respectively spread out mill frame (6) and the right side, a described left side spreads out on the sidewall of mill frame (18), spreads out and grinds frame (6) and the right side gathering sill (10) grinding on frame (18) that spreads out and contact through sidewall and a described left side.
2. the mill equipment that spreads out of a kind of axle part according to claim 1, it is characterized in that, described left emery wheel (12) and right emery wheel (16) diameter D are 1.2 1 1.5 times of diameter of work d, its width B=d/2, its periphery is concaved circular cambered surface, concave arc radius R=d/2cos
260 °.
3. the mill equipment that spreads out of a kind of axle part according to claim 1, is characterized in that, described left emery wheel (12) and right emery wheel (16) adopt the corundum rubber of granularity M3-M5 to make.
4. the grinding process that spreads out that adopts a kind of axle part described in claim 1, is characterized in that, concrete steps are as follows:
Step 1: workpiece (13) is first worked into Ra0.40 by its surface roughness on plain external grinding machine, and stays the allowance of 0.008-0.12mm;
Step 2: equipment is installed, by workpiece (13) one end clamping on lathe three-claw chuck (15), another end is held out against and is arranged in the middle of left emery wheel (12) and right emery wheel (16) by tail stock top (14), regulate rotation centerline that gathering sill (10) and adjustment screw (9) make left emery wheel (12) and right emery wheel (16) and workpiece (13) rotation centerline become respectively 60 ° with the angle of cut of 60 ° of right-hand rotations, left emery wheel (12) and right emery wheel (16) center line and lathe spindle center line height franchise are scholar 0.1mm, its center and lathe spindle center line symmetry, screw regulator bolts (7) and compress Compress Spring (8), being spread out in a left side, emery wheel (12) contacts workpiece (13) with right emery wheel (16) treats clear mill surface, shake again left-hand thread screw mandrel (3) and right-hand thread screw mandrel (19), drive left skateboard (5) and right slide plate (19) by nut (4), make left emery wheel (12) and right emery wheel (16) produce traverse feed, in the time that reaching 2-3kg to the pressure of workpiece (13), Compress Spring (8) stops traverse feed, now start lathe spindle, workpiece (13) turns round and drives left emery wheel (12) and right emery wheel (16) rotation with 80-150 rev/min, start again lathe saddle (2) simultaneously, make it vertically move and vertically move with left emery wheel (12) and right emery wheel (16) along lathe track, its amount of movement often turns around by workpiece (13), left emery wheel (12) and right emery wheel (16) vertically move 2-3mm and control, in clear mill process, to constantly rinse with aviation gasoline, until workpiece (13) surface roughness parameter is while reaching technical requirement, unload workpiece (13), this clear grinding process finishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310724871.3A CN103801997A (en) | 2013-12-19 | 2013-12-19 | Shaft grinding process and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310724871.3A CN103801997A (en) | 2013-12-19 | 2013-12-19 | Shaft grinding process and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103801997A true CN103801997A (en) | 2014-05-21 |
Family
ID=50699636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310724871.3A Pending CN103801997A (en) | 2013-12-19 | 2013-12-19 | Shaft grinding process and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103801997A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308709A (en) * | 2014-10-20 | 2015-01-28 | 芜湖市泰能电热器具有限公司 | Driving cable tensioning device for polishing aluminum alloy section |
| CN104313586A (en) * | 2014-10-20 | 2015-01-28 | 芜湖市泰能电热器具有限公司 | Aluminium alloy extrusion polishing device |
| CN104646703A (en) * | 2015-01-28 | 2015-05-27 | 宁波海天精工股份有限公司 | Clamping and fixing device for machining axle shell of heavy truck |
| CN106002563A (en) * | 2016-07-11 | 2016-10-12 | 泉州市佳能机械制造有限公司 | Grinding machine with grinding tool capable of directional grinding and grinding production line |
| CN106863033A (en) * | 2017-02-16 | 2017-06-20 | 刘青建 | A kind of steel pipe sander |
| CN109571147A (en) * | 2018-11-22 | 2019-04-05 | 宁波金轮磁材技术有限公司 | The surface treatment method of copper roller in vacuum melting furnace |
| CN114559257A (en) * | 2022-04-02 | 2022-05-31 | 浙江普兰卡钎具股份有限公司 | Rolling cutter head and device for machining drill tools |
| CN115139165A (en) * | 2022-09-01 | 2022-10-04 | 苏州圣亚精密机械有限公司 | Machine tool cutter trimming and grinding structure |
-
2013
- 2013-12-19 CN CN201310724871.3A patent/CN103801997A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308709A (en) * | 2014-10-20 | 2015-01-28 | 芜湖市泰能电热器具有限公司 | Driving cable tensioning device for polishing aluminum alloy section |
| CN104313586A (en) * | 2014-10-20 | 2015-01-28 | 芜湖市泰能电热器具有限公司 | Aluminium alloy extrusion polishing device |
| CN104313586B (en) * | 2014-10-20 | 2017-05-17 | 江苏环球智能机械科技发展股份有限公司 | Aluminium alloy extrusion polishing device |
| CN104646703A (en) * | 2015-01-28 | 2015-05-27 | 宁波海天精工股份有限公司 | Clamping and fixing device for machining axle shell of heavy truck |
| CN104646703B (en) * | 2015-01-28 | 2017-05-31 | 宁波海天精工股份有限公司 | One kind processing heavy truck axle shell clamping fixer |
| CN106002563A (en) * | 2016-07-11 | 2016-10-12 | 泉州市佳能机械制造有限公司 | Grinding machine with grinding tool capable of directional grinding and grinding production line |
| CN106863033A (en) * | 2017-02-16 | 2017-06-20 | 刘青建 | A kind of steel pipe sander |
| CN109571147A (en) * | 2018-11-22 | 2019-04-05 | 宁波金轮磁材技术有限公司 | The surface treatment method of copper roller in vacuum melting furnace |
| CN114559257A (en) * | 2022-04-02 | 2022-05-31 | 浙江普兰卡钎具股份有限公司 | Rolling cutter head and device for machining drill tools |
| CN114559257B (en) * | 2022-04-02 | 2022-09-30 | 浙江普兰卡钎具股份有限公司 | Rolling cutter head and device for machining drill tools |
| CN115139165A (en) * | 2022-09-01 | 2022-10-04 | 苏州圣亚精密机械有限公司 | Machine tool cutter trimming and grinding structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103240663B (en) | A kind of axial workpiece two-wheel symmetry is spread out mill apparatus and the grinding process that spreads out thereof | |
| CN103801997A (en) | Shaft grinding process and equipment | |
| CN203696624U (en) | Tensile pre-stress ultra-high-speed external circle grinding device | |
| CN105643407A (en) | Coarse grinding and accurate grinding combined machining machine tool | |
| CN204471126U (en) | A kind of vertical double-sided grinding machine | |
| CN102765035A (en) | Four-spindle vertical numerical control grinding center | |
| CN104625907B (en) | A kind of vertical double-sided grinding machine | |
| CN106312717A (en) | Numerical control tool grinding center | |
| CN105500008A (en) | Milling and grinding combined machine tool | |
| CN103042448A (en) | Vertical disc grinder with double grinding heads and machining method implemented by vertical disc grinder | |
| CN204893598U (en) | Processing grinding machine of taper hole | |
| CN203460062U (en) | Online dressing device for diamond grinding wheel of numerical control internal grinding machine | |
| CN203210129U (en) | Numerical control grinder for end face and excircle | |
| CN202200046U (en) | Four-wheel center rest for machining core rod | |
| CN103894930B (en) | A kind of shaping and reconditioning special equipment of emery wheel | |
| CN208496546U (en) | A kind of high precision digital control cylindrical grinding machine | |
| CN201380406Y (en) | Mini-drill cylindrical refiner | |
| CN204262492U (en) | Processing transmission mechanism is repaired in superhard material products two sides simultaneously | |
| CN210549972U (en) | Grinding machine for external conical surface | |
| CN203843614U (en) | Numerical control moving planer type double grinding head circle platform surface grinding machine | |
| CN105522472A (en) | Superfinishing machine | |
| CN104842229A (en) | Long rod part centreless grinding machining method | |
| CN203973389U (en) | A kind of device of diamond roller finishing grinding wheel of external grinder | |
| CN204893643U (en) | Guide pulley fluting shaping grinding machine | |
| CN217122676U (en) | Bearing roller end surface grinding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140521 |