CN104289741A - Device for highly-precisely machining inner hole in track shoe through single pipe reamer - Google Patents
Device for highly-precisely machining inner hole in track shoe through single pipe reamer Download PDFInfo
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- CN104289741A CN104289741A CN201410445150.3A CN201410445150A CN104289741A CN 104289741 A CN104289741 A CN 104289741A CN 201410445150 A CN201410445150 A CN 201410445150A CN 104289741 A CN104289741 A CN 104289741A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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Abstract
The invention discloses a device for highly-precisely machining an inner hole in a track shoe through a single pipe reamer, and particularly discloses a device which can precisely machine the inner hole in the track shoe in a high-strength, high-rigidity, high-precision and high-efficiency mode. The device is composed of a tool main shaft transmission system, a liner feed shaft transmission system, a lathe bed, a hydraulic clamp system, a slide table transmission system, a tail top system and a numerical control system. The problems that during numerical turning in deep hole machining, a cutter bar vibrates, chips are difficult to break and discharge, the inner surface is scratched and a tool is hit are solved; the machining precision and surface roughness of the deep hole can be achieved through one-time flaring and drilling instead of ordinary drilling, flaring and reaming procedures; the manufacturing precision of machining of the inner hole in the track shoe is improved, the production cycle is shortened, the production cost is reduced, and the requirements for high strength, high rigidity, high precision and high efficiency can be met when the inner hole is machined in the track shoe.
Description
Technical field
A kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant), is particularly useful for high strength, high rigidity, high accuracy, efficiently creeper tread deep hole Precision Machining.
Background technology
About a kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant), current known technology be adopt generally need to bore, expand, hinge operation just can reach machining accuracy and the surface roughness of deep hole, this creeper tread is double-pore structure part, not only require the form accuracy of single hole, but also the positional precision of dual control will be considered, ensure the depth of parallelism technical requirement of two endoporus;
The difficult problem of technology such as there is clamping workpiece location, knife bar flutter in deep hole machining during numerical control turning, chip breaking is difficult, chip removal is difficult, is difficult to the process requirements meeting high strength, high rigidity, high-precision creeper tread endoporus;
The document consulted at present shows: high accuracy creeper tread endoporus single tube reamer processing unit (plant), and creeper tread clamped one time and locate mode are not all discussed, and also has no report or mention in the document that other is published.
Summary of the invention
Low for making up endoporus machining accuracy in creeper tread endoporus deep hole machining process, fineness difference, the existing production cycle and cost high, the invention provides a kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant).
The present invention realizes the technical scheme that its technology contents adopts: a kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant), it is characterized in that: this device is made up of cutter spindle transmission system, Z axis straight-line feed shaft transmission system, X-axis straight-line feed shaft transmission system, lathe bed (48), hydraulically operated fixture system, slide unit transmission system, cutter guidance system, tail top system and digital control system; Cutter spindle transmission system comprises alternating-current variable frequency motor (47), main spindle box (6), knife bar (46), and main spindle box (6) comprises main shaft (1), spline connecting sleeve (2), bearing adapter sleeve (3), adapter sleeve 1 (4), disc (5), profile of tooth back-up ring 1 (7), adapter sleeve 2 (8), profile of tooth back-up ring 2 (9), spindle end brace (10) composition; Cutter spindle transmission system drives knife bar (46) to rotate by alternating-current variable frequency motor (47) and does main motion; Z axis straight-line feed shaft transmission system comprises AC servo motor 1(28), high-accuracy ball-screw (29), Z axis slide unit (23) composition; Z axis straight-line feed shaft transmission system is by AC servo motor 1(28) by high-accuracy ball-screw 1(29) drive Z axis slide unit (23) to do axial straight-line feed, feed speed constantly changes, and ensures reliable chip breaking; X-axis straight-line feed shaft transmission system comprises AC servo motor (32), high-accuracy ball-screw 2(34), X-axis slide unit (16); X-axis straight-line feed shaft transmission system is by AC servo motor (32), high-accuracy ball-screw 2(34) drive X-axis slide unit (16) to do X-direction movement fast; Slide unit transmission system comprises X-axis slide unit (16) and Z axis slide unit (23), two slide units along determining guide rail (25), dynamic guide rail (30) does cross motion; Hydraulically operated fixture system left cylinder 1(35), left cylinder 2(36), left cylinder 3(45), right cylinder 1(37), right cylinder 2(42), right cylinder 3(43), workpiece cylinder 1(39), workpiece cylinder 2(41) composition; Left cylinder 1(35), left cylinder 2(36), left cylinder 3(38) do compression action at processing work (40) endoporus simultaneously, right cylinder 1(37), right cylinder 2(42), right cylinder 3(43) do compression action when processing work (40) another endoporus, workpiece cylinder 1(39), workpiece cylinder 2(41) simultaneously action workpiece pressing (40); Tail top system comprises seat (21) under hydraulic cylinder (31), hydraulic cylinder leg (20), tail top, tail footstock slide carriage (22), the seat of honour, tail top (19), tail top end cover (18), top (45) composition; Hydraulic cylinder (31) drives top (45) and knife bar (46) center reliable contacts, and top (45) are coaxial with knife bar (46); Cutter guidance system comprises water jacket end cap (11), water jacket (12), fairlead (13), column (14), Workpiece fixing block (15) composition; Fairlead (13) plays the effect that knife bar (46) leads, and injects water under high pressure, ensure reliable chip removal by water jacket (12).
The invention has the beneficial effects as follows: can replace generally needing brill by reaming drilling processing, expand, cut with scissors machining accuracy and surface roughness that operation just can reach deep hole.Knife bar flutter when solving numerical control turning in deep hole machining, chip breaking is difficult, chip removal is difficult, inner surface scratch wound and the difficult problem such as to forge a knife.Improve the accuracy of manufacture of hole machined in creeper tread, reduce production cycle and cost, the process requirements of high strength, high rigidity, high accuracy, efficiently creeper tread endoporus can be met.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is high accuracy creeper tread endoporus single tube reamer processing unit (plant) main spindle box front view.
Fig. 2 is high accuracy creeper tread endoporus single tube reamer processing unit (plant) main spindle box top view.
Fig. 3 is high accuracy creeper tread endoporus single tube reamer processing unit (plant) Z axis, X-shaft transmission system front view.
Fig. 4 is high accuracy creeper tread endoporus single tube reamer processing unit (plant) Z axis, X-shaft transmission system top view.
Fig. 5 is high accuracy creeper tread endoporus single tube reamer processing unit (plant) side view.
Fig. 6 is high accuracy creeper tread endoporus single tube reamer processing unit (plant) clamp fixture top view.
Fig. 7 workpiece sterogram.
In figure: 1. main shaft, 2. spline connecting sleeve, 3. bearing adapter sleeve, 4. adapter sleeve, 5. disc, 6. main spindle box, 7. profile of tooth back-up ring 1, 8. adapter sleeve 2, 9. profile of tooth back-up ring 2, 10. spindle end brace, 11. water jacket end caps, 12. water jackets, 13. fairleads, 14. columns, 15. Workpiece fixing blocks, 16. X-axis slide units, 17. panels, 18. tail top end covers, 19. seat of honour, tail tops, 20. hydraulic cylinder legs, seat under 21. tail tops, 22. tail footstock slide carriages, 23. Z axis slide units, 24. determine guide rail, 25. guide rail clips, 26. main shaft outer end caps, 27. main shaft bottom end covers, 28. AC servo motors 1, 29. high-accuracy ball-screws 1, 30. dynamic guide rails, 31. hydraulic cylinders, 32. AC servo motors, 33. tail top slide unit hydraulic cylinders 1, 34. high-accuracy ball-screws 2, 35. left cylinders 1, 36. left cylinders 2, 37. right cylinders 1, 38. left cylinders 3, 39. workpiece cylinders 1, 40. workpiece, 41. workpiece cylinders 2, 42. right cylinders 2, 43. right cylinders 3, 44. tail top hydraulic cylinders, 45. is top, 46. knife bars, 47. alternating-current variable frequency motors, 48. lathe beds, 49. locating pieces, 50. locating piece 1, 51. active grabs.
Detailed description of the invention
In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, a kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant), it is characterized in that: this device is made up of cutter spindle transmission system, Z axis straight-line feed shaft transmission system, X-axis straight-line feed shaft transmission system, lathe bed (48), hydraulically operated fixture system, slide unit transmission system, cutter guidance system, tail top system and digital control system; Cutter spindle transmission system comprises alternating-current variable frequency motor (47), main spindle box (6), knife bar (46), and main spindle box (6) comprises main shaft (1), spline connecting sleeve (2), bearing adapter sleeve (3), adapter sleeve 1 (4), disc (5), profile of tooth back-up ring 1 (7), adapter sleeve 2 (8), profile of tooth back-up ring 2 (9), spindle end brace (10) composition; Cutter spindle transmission system drives knife bar (46) to rotate by alternating-current variable frequency motor (47) and does main motion; Z axis straight-line feed shaft transmission system comprises AC servo motor 1(28), high-accuracy ball-screw (29), Z axis slide unit (23) composition; Z axis straight-line feed shaft transmission system is by AC servo motor 1(28) by high-accuracy ball-screw 1(29) drive Z axis slide unit (23) to do axial straight-line feed, feed speed constantly changes, and ensures reliable chip breaking; X-axis straight-line feed shaft transmission system comprises AC servo motor (32), high-accuracy ball-screw 2(34), X-axis slide unit (16); X-axis straight-line feed shaft transmission system is by AC servo motor (32), high-accuracy ball-screw 2(34) drive X-axis slide unit (16) to do X-direction movement fast; Slide unit transmission system comprises X-axis slide unit (16) and Z axis slide unit (23), two slide units along determining guide rail (25), dynamic guide rail (30) does cross motion; Hydraulically operated fixture system left cylinder 1(35), left cylinder 2(36), left cylinder 3(45), right cylinder 1(37), right cylinder 2(42), right cylinder 3(43), workpiece cylinder 1(39), workpiece cylinder 2(41) composition; Left cylinder 1(35), left cylinder 2(36), left cylinder 3(38) do compression action at processing work (40) endoporus simultaneously, right cylinder 1(37), right cylinder 2(42), right cylinder 3(43) do compression action when processing work (40) another endoporus, workpiece cylinder 1(39), workpiece cylinder 2(41) simultaneously action workpiece pressing (40); Tail top system comprises seat (21) under hydraulic cylinder (31), hydraulic cylinder leg (20), tail top, tail footstock slide carriage (22), the seat of honour, tail top (19), tail top end cover (18), top (45) composition; Hydraulic cylinder (31) drives top (45) and knife bar (46) center reliable contacts, and top (45) are coaxial with knife bar (46); Cutter guidance system comprises water jacket end cap (11), water jacket (12), fairlead (13), column (14), Workpiece fixing block (15) composition; Fairlead (13) plays the effect that knife bar (46) leads, and injects water under high pressure, ensure reliable chip removal by water jacket (12).
specific operation process:
Start digital control system and Hydraulic Station system, servo is enable, first by machine Z-axis direction, X-direction return reference point, make knife bar (15) beat in error allowed band, the axis of adjustment main shaft is coaxial with workpiece (40) one of them hole, by workpiece (10) and forward end seal circle close contact, press workpiece cylinder button makes workpiece (10) compress simultaneously, front end and tail end are beated in error allowed band, and the axis of adjustment main shaft is coaxial with workpiece, and running numerical control program will process automatically.Left cylinder 1(35), left cylinder 2(36), left cylinder 3(45) simultaneously automatic impaction X-axis slide unit (16), after X-axis slide unit (16) is compacted, tail top hydraulic cylinder (31) automatically drives top (45) and knife bar (46) center reliable contacts, tail top slide unit hydraulic cylinder 1(33), tail top hydraulic cylinder (44) automatic impaction simultaneously.After processing first endoporus, left cylinder 1(35), left cylinder 2(36), left cylinder 3(45) lift simultaneously, tail top slide unit hydraulic cylinder 1(33), tail top hydraulic cylinder (44) lifts simultaneously, tail top hydraulic cylinder (31) drives top (45) and knife bar (46) to depart from automatically.X-axis slide unit (16) does X-direction movement fast, before processing second endoporus, right cylinder 1(37), right cylinder 2(42), right cylinder 3(43) automatic impaction automatic impaction X-axis slide unit (16), tail top hydraulic cylinder (31) automatically drives top (45) and knife bar (46) center reliable contacts, and by tail top slide unit hydraulic cylinder 1(33), tail top hydraulic cylinder (44) compresses simultaneously.Original position when X-axis slide unit (16) automatically returns to processing first hole after processing second hole.
Claims (1)
1. a high accuracy creeper tread endoporus single tube reamer processing unit (plant), it is characterized in that: this device is made up of cutter spindle transmission system, Z axis straight-line feed shaft transmission system, X-axis straight-line feed shaft transmission system, lathe bed (48), hydraulically operated fixture system, slide unit transmission system, cutter guidance system, tail top system, Workpiece fixing frock and digital control system; Cutter spindle transmission system comprises alternating-current variable frequency motor (47), main spindle box (6), knife bar (46), and main spindle box (6) comprises main shaft (1), spline connecting sleeve (2), bearing adapter sleeve (3), adapter sleeve 1 (4), disc (5), profile of tooth back-up ring 1 (7), adapter sleeve 2 (8), profile of tooth back-up ring 2 (9), spindle end brace (10) composition; Cutter spindle transmission system drives knife bar (46) to rotate by alternating-current variable frequency motor (47) and does main motion; Z axis straight-line feed shaft transmission system comprises AC servo motor 1(28), high-accuracy ball-screw (29), Z axis slide unit (23) composition; Z axis straight-line feed shaft transmission system is by AC servo motor 1(28) by high-accuracy ball-screw 1(29) drive Z axis slide unit (23) to do axial straight-line feed, feed speed constantly changes, and ensures reliable chip breaking; X-axis straight-line feed shaft transmission system comprises AC servo motor (32), high-accuracy ball-screw 2(34), X-axis slide unit (16); X-axis straight-line feed shaft transmission system is by AC servo motor (32), high-accuracy ball-screw 2(34) drive X-axis slide unit (16) to do X-direction movement fast; Slide unit transmission system comprises X-axis slide unit (16) and Z axis slide unit (23), two slide units along determining guide rail (25), dynamic guide rail (30) does cross motion; Hydraulically operated fixture system left cylinder 1(35), left cylinder 2(36), left cylinder 3(45), right cylinder 1(37), right cylinder 2(42), right cylinder 3(43), workpiece cylinder 1(39), workpiece cylinder 2(41) composition; Left cylinder 1(35), left cylinder 2(36), left cylinder 3(38) do compression action at processing work (40) endoporus simultaneously, right cylinder 1(37), right cylinder 2(42), right cylinder 3(43) do compression action when processing work (40) another endoporus, workpiece cylinder 1(39), workpiece cylinder 2(41) simultaneously action workpiece pressing (40); Tail top system comprises seat (21) under hydraulic cylinder (31), hydraulic cylinder leg (20), tail top, tail footstock slide carriage (22), the seat of honour, tail top (19), tail top end cover (18), top (45) composition; Hydraulic cylinder (31) drives top (45) and knife bar (46) center reliable contacts, and top (45) are coaxial with knife bar (46); Cutter guidance system comprises water jacket end cap (11), water jacket (12), fairlead (13), column (14) composition; Fairlead (13) plays the effect that knife bar (46) leads, and injects water under high pressure, ensure reliable chip removal by water jacket (12); Workpiece fixing frock is by Workpiece fixing block (15), locating piece (49), locating piece 1(50), active grab (51) forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410445150.3A CN104289741B (en) | 2014-09-03 | 2014-09-03 | A kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410445150.3A CN104289741B (en) | 2014-09-03 | 2014-09-03 | A kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant) |
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| Publication Number | Publication Date |
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| CN104289741A true CN104289741A (en) | 2015-01-21 |
| CN104289741B CN104289741B (en) | 2016-11-16 |
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| CN201410445150.3A Active CN104289741B (en) | 2014-09-03 | 2014-09-03 | A kind of high accuracy creeper tread endoporus single tube reamer processing unit (plant) |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983996A (en) * | 2017-11-07 | 2018-05-04 | 长春设备工艺研究所 | A kind of device for complex stepped deep hole machining |
| CN111215661A (en) * | 2020-02-28 | 2020-06-02 | 苏州创易技研股份有限公司 | Thread nozzle tail hole machining device |
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| JPH09174316A (en) * | 1995-12-25 | 1997-07-08 | Ishikawajima Harima Heavy Ind Co Ltd | Deep hole drilling device |
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| CN201997753U (en) * | 2011-04-22 | 2011-10-05 | 德州德隆(集团)机床有限责任公司 | Three-axis tube plate numerical control deep hole drilling machine |
| CN102699375A (en) * | 2012-06-11 | 2012-10-03 | 西安理工大学 | Numerical control vibration deep-hole drilling and boring machining equipment and method |
| CN103551626A (en) * | 2013-10-30 | 2014-02-05 | 哈电集团（秦皇岛）重型装备有限公司 | Spacing block for machining deep hole of tube plate |
| CN203426496U (en) * | 2013-08-12 | 2014-02-12 | 金建丰 | Numerical control deep hole drilling machine |
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2014
- 2014-09-03 CN CN201410445150.3A patent/CN104289741B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1511008A1 (en) * | 1987-08-04 | 1989-09-30 | Научно-Исследовательский Институт Проблем Машиностроения При Мвту Им.Н.Э.Баумана | Arrangement for machining deep holes in fixed parts |
| JPH09174316A (en) * | 1995-12-25 | 1997-07-08 | Ishikawajima Harima Heavy Ind Co Ltd | Deep hole drilling device |
| DE20005386U1 (en) * | 2000-03-22 | 2000-05-25 | Tiefbohrtechnik Gmbh Tbt | Workpiece holding device |
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| CN203426496U (en) * | 2013-08-12 | 2014-02-12 | 金建丰 | Numerical control deep hole drilling machine |
| CN103551626A (en) * | 2013-10-30 | 2014-02-05 | 哈电集团（秦皇岛）重型装备有限公司 | Spacing block for machining deep hole of tube plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107983996A (en) * | 2017-11-07 | 2018-05-04 | 长春设备工艺研究所 | A kind of device for complex stepped deep hole machining |
| CN111215661A (en) * | 2020-02-28 | 2020-06-02 | 苏州创易技研股份有限公司 | Thread nozzle tail hole machining device |
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| Publication number | Publication date |
|---|---|
| CN104289741B (en) | 2016-11-16 |
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