CN102814510A - Main shaft structure of circular-seam back-chipping edge milling machine - Google Patents
Main shaft structure of circular-seam back-chipping edge milling machine Download PDFInfo
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- CN102814510A CN102814510A CN2012103606315A CN201210360631A CN102814510A CN 102814510 A CN102814510 A CN 102814510A CN 2012103606315 A CN2012103606315 A CN 2012103606315A CN 201210360631 A CN201210360631 A CN 201210360631A CN 102814510 A CN102814510 A CN 102814510A
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- main shaft
- roller bearing
- cylindrical roller
- locking nut
- conical bore
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Abstract
The invention relates to a main shaft structure of a circular-seam back-chipping edge milling machine. The comprising a main shaft, wherein a cutter head is connected with the main shaft through a bolt; a first conical-bore double-row cylindrical roller bearing and a second conical-bore double-row cylindrical roller bearing are respectively assembled at the two ends of the main shaft; two thrust ball bearings matched with the first conical-bore double-row cylindrical roller bearing is mounted on a spacer bush; a third locking nut and a fourth locking nut are mounted in the mounting position of the second conical-bore double-row cylindrical roller bearing; a front main shaft cover and a rear main shaft cover are respectively mounted at the front and rear ends of the main shaft; and lubricating oil pipe joints are respectively mounted at the front main shaft cover and the rear main shaft cover and are used for applying lubricating oil to the bearings. The main shaft structure of the circular-seam back-chipping edge milling machine is good in operation stability and high in reliability, does not produce any milling vibration in a drilling and milling process, is capable of guaranteeing the shape and dimension accuracy of the milled surface of a workpiece in milling, and does not influence the usability of the edge milling machine.
Description
Technical field
The present invention relates to a kind of main axle structure, especially a kind of circumferential weld back chipping edge milling machines mainshaft mechanism belongs to the plant equipment processing technique field.
Background technology
Circumferential weld back chipping edge milling machines mainshaft mechanism is a key feature, and it directly embodies the precision and the performance of this equipment.In prior art, the facing cutter of use all is smaller, and straight warp is a key technology at its main axle structure of the facing cutter more than 600 millimeters.General aspect such as the arrangement form of its main shaft, adjustment mode, manufacturability all are irrational; In drilling process, can produce the milling vibration inevitably; The shape and size precision of milling face in the time of can not guaranteeing the workpiece milling, the while has directly influenced the serviceability and the service life of edge milling machines.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point; A kind of circumferential weld back chipping edge milling machines main axle structure is provided; This main axle structure rigidity is strong, connection and reasonable arrangement, easy to adjust, manufacturability more rationally, good operation stability, reliability be high, the shape and size precision of milling face in the time of can guaranteeing the workpiece milling.
According to technical scheme provided by the invention; Circumferential weld back chipping edge milling machines main axle structure comprises main shaft; Said cutterhead is connected through bolt with main shaft; And locate with driving key; Spacer, sleeve, cover are housed on main shaft and through being set with first locking nut, second locking nut, the 3rd locking nut, the 4th locking nut, are respectively fitted with the first conical bore Biserial cylindrical roller bearing and the second conical bore Biserial cylindrical roller bearing at the main shaft two ends, the first conical bore Biserial cylindrical roller bearing and the second conical bore Biserial cylindrical roller bearing are installed in the spindle drum dead eye of main spindle box; In the dead eye, the said first conical bore Biserial cylindrical roller bearing relies on sleeve and spacer adjusting play; Sleeve is regulated with regulating bolt, and spacer is regulated with second locking nut; Supporting two thrust ball bearings in the first conical bore Biserial cylindrical roller bearing place are installed on the spacer, and rely on first locking nut adjustment thrust ball bearing end play, at main shaft one end felt collar, main shaft protecgulum are installed, and the main shaft protecgulum cooperates installation with felt collar; At the main shaft other end main shaft bonnet and felt collar are installed.
As further improvement of the present invention, said lubricating oil pipe joint is installed in respectively on main shaft protecgulum and the main shaft bonnet, is used for the bearing apply oil.
As further improvement of the present invention, said main shaft one end is provided with promising spline structure, with reduction box inner spline housing engaged transmission.
Compared with present technology the present invention has the following advantages:
Compact conformation of the present invention, rationally, structural rigidity is strong, connection and reasonable arrangement, easy to adjust, manufacturability more rationally, good operation stability, reliability be high; In drilling process, can not produce milling vibration, the shape and size precision of milling face in the time of guaranteeing the workpiece milling can not influence the serviceability of edge milling machines.
Description of drawings
Fig. 1 is a main axle structure sketch map of the present invention.
The specific embodiment
Following the present invention will combine the embodiment in the accompanying drawing to further describe:
As shown in Figure 1, comprise cutterhead 1, driving key 2, regulate bolt 3, main shaft protecgulum 4, the first conical bore Biserial cylindrical roller bearing 5, thrust ball bearing 6, main shaft 7, first locking nut 8, spacer 9, second locking nut 10, the 3rd locking nut 11, cover 12, the second conical bore Biserial cylindrical roller bearing 13, the 4th locking nut 14, main shaft bonnet 15, lubricating oil pipe joint 16, felt collar 17, sleeve 18, felt collar 19 and spindle drum 20 etc.
Said cutterhead 1 and main shaft 7 are connected through bolt; And with driving key 2 location; Spacer 9, sleeve 18, cover 12 are housed and through being set with first locking nut 8, second locking nut 10, the 3rd locking nut 11, the 4th locking nut 14 on main shaft 7; Be respectively fitted with the first conical bore Biserial cylindrical roller bearing 5 and the second conical bore Biserial cylindrical roller bearing 13 at main shaft 7 two ends; The first conical bore Biserial cylindrical roller bearing 5 and the second conical bore Biserial cylindrical roller bearing 13 are installed in the dead eye of spindle drum 20 of main spindle box, and the said first conical bore Biserial cylindrical roller bearing 5 relies on sleeves 18 and spacer 9 adjusting plays; Sleeve 18 usefulness are regulated bolt 3 and are regulated, and spacer 9 usefulness second locking nut 10 is regulated; Supporting two thrust ball bearings 6 in the first conical bore Biserial cylindrical roller bearing, 5 places are installed on the spacer 9; And rely on first locking nut 8 to adjust the thrust ball bearing end plays; At main shaft 7 one ends felt collar 17, main shaft protecgulum 4 are installed, main shaft protecgulum 4 cooperates installation with felt collar 17; At main shaft 7 other ends main shaft bonnet 15 and felt collar 19 are installed; Lubricating oil pipe joint 16 is installed in respectively on main shaft protecgulum 4 and the main shaft bonnet 15, is used for the bearing apply oil.
Said main shaft 7 inputs are provided with promising spline structure, with reduction box inner spline housing engaged transmission, and slide, through the milling depth of drive mechanism control facing cutter.The above whole cover circumferential weld back chipping edge milling machines main axle structure that constitutes.
Claims (3)
1. circumferential weld back chipping edge milling machines main axle structure; Comprise main shaft (7); It is characterized in that: said cutterhead (1) is connected through bolt with main shaft (7); And locate with driving key (2); Spacer (9), sleeve (18), cover (12) are housed and through being set with first locking nut (8), second locking nut (10), the 3rd locking nut (11), the 4th locking nut (14) on main shaft (7); The first conical bore Biserial cylindrical roller bearing (5) and the second conical bore Biserial cylindrical roller bearing (13) are housed respectively at main shaft (7) two ends; The first conical bore Biserial cylindrical roller bearing (5) and the second conical bore Biserial cylindrical roller bearing (13) are installed in the dead eye of spindle drum (20) of main spindle box, and in the dead eye, the said first conical bore Biserial cylindrical roller bearing (5) relies on sleeve (18) and spacer (9) adjusting play; Sleeve (18) is regulated with regulating bolt (3), and spacer (9) is regulated with second locking nut (10); The first conical bore Biserial cylindrical roller bearing (5) is located supporting two thrust ball bearings (6) and is installed on the spacer (9); And rely on first locking nut (8) adjustment thrust ball bearing end play, at main shaft (7) one ends main shaft protecgulum (4) and felt collar (17) are installed; At main shaft (7) other end main shaft bonnet (15) and felt collar (19) are installed.
2. circumferential weld back chipping edge milling machines main axle structure as claimed in claim 1 is characterized in that: saidly on main shaft protecgulum (4) and main shaft bonnet (15), lubricating oil pipe joint (16) is installed respectively, is used for the bearing apply oil.
3. circumferential weld back chipping edge milling machines main axle structure as claimed in claim 1 is characterized in that: said main shaft (7) one ends are provided with spline, spline and reduction box inner spline housing engaged transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103606315A CN102814510A (en) | 2012-09-22 | 2012-09-22 | Main shaft structure of circular-seam back-chipping edge milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103606315A CN102814510A (en) | 2012-09-22 | 2012-09-22 | Main shaft structure of circular-seam back-chipping edge milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102814510A true CN102814510A (en) | 2012-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103606315A Pending CN102814510A (en) | 2012-09-22 | 2012-09-22 | Main shaft structure of circular-seam back-chipping edge milling machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN102814510A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772512A (en) * | 2015-04-15 | 2015-07-15 | 吴江市宏宇机械有限公司 | Cutter bar assembly of multi-edge angle-milling machine |
| CN104772474A (en) * | 2015-04-15 | 2015-07-15 | 吴江市宏宇机械有限公司 | Main shaft assembly of multi-edge angle milling machine |
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| CN2778437Y (en) * | 2004-12-29 | 2006-05-10 | 大连机床集团有限责任公司 | Spring pre-tightening type milling head main shaft device |
| CN101157108A (en) * | 2007-11-09 | 2008-04-09 | 燕山大学 | Double stirrup mold reinforcing bar bending machine |
| JP2008082497A (en) * | 2006-09-28 | 2008-04-10 | Ntn Corp | Lubricating device of roll bearing |
| CN201217038Y (en) * | 2008-06-06 | 2009-04-08 | 刘丽英 | Bending spindle drive of bidirectional reinforced bar bending machine |
| CN201346630Y (en) * | 2008-11-21 | 2009-11-18 | 沈阳机床股份有限公司 | Main servo mechanism of single main shaft |
| CN201500744U (en) * | 2009-08-27 | 2010-06-09 | 苏州嘉鹏钢筋技术有限公司 | Transmission mechanism of bent main shaft of two-way reinforcing steel bar hoop bending machine |
| CN101870071A (en) * | 2009-04-24 | 2010-10-27 | 上海舒平精工机械有限公司 | Built-in cooling device of high-speed rotary main shaft |
| CN101954592A (en) * | 2010-06-10 | 2011-01-26 | 无锡华联精工机械有限公司 | Rotary main shaft structure of pipe fitting numeric control drilling machine |
| CN102059357A (en) * | 2010-11-30 | 2011-05-18 | 无锡机床股份有限公司 | High-accuracy sleeve main shaft structure for machine tool |
| CN202427970U (en) * | 2011-12-26 | 2012-09-12 | 黄山皖南机床有限公司 | Main shaft supporting structure for vertical knee-and-column milling machine |
| CN202910302U (en) * | 2012-09-22 | 2013-05-01 | 无锡华联精工机械有限公司 | Main shaft structure of circular seam back gouging edge milling machine |
-
2012
- 2012-09-22 CN CN2012103606315A patent/CN102814510A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2778437Y (en) * | 2004-12-29 | 2006-05-10 | 大连机床集团有限责任公司 | Spring pre-tightening type milling head main shaft device |
| JP2008082497A (en) * | 2006-09-28 | 2008-04-10 | Ntn Corp | Lubricating device of roll bearing |
| CN101157108A (en) * | 2007-11-09 | 2008-04-09 | 燕山大学 | Double stirrup mold reinforcing bar bending machine |
| CN201217038Y (en) * | 2008-06-06 | 2009-04-08 | 刘丽英 | Bending spindle drive of bidirectional reinforced bar bending machine |
| CN201346630Y (en) * | 2008-11-21 | 2009-11-18 | 沈阳机床股份有限公司 | Main servo mechanism of single main shaft |
| CN101870071A (en) * | 2009-04-24 | 2010-10-27 | 上海舒平精工机械有限公司 | Built-in cooling device of high-speed rotary main shaft |
| CN201500744U (en) * | 2009-08-27 | 2010-06-09 | 苏州嘉鹏钢筋技术有限公司 | Transmission mechanism of bent main shaft of two-way reinforcing steel bar hoop bending machine |
| CN101954592A (en) * | 2010-06-10 | 2011-01-26 | 无锡华联精工机械有限公司 | Rotary main shaft structure of pipe fitting numeric control drilling machine |
| CN102059357A (en) * | 2010-11-30 | 2011-05-18 | 无锡机床股份有限公司 | High-accuracy sleeve main shaft structure for machine tool |
| CN202427970U (en) * | 2011-12-26 | 2012-09-12 | 黄山皖南机床有限公司 | Main shaft supporting structure for vertical knee-and-column milling machine |
| CN202910302U (en) * | 2012-09-22 | 2013-05-01 | 无锡华联精工机械有限公司 | Main shaft structure of circular seam back gouging edge milling machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772512A (en) * | 2015-04-15 | 2015-07-15 | 吴江市宏宇机械有限公司 | Cutter bar assembly of multi-edge angle-milling machine |
| CN104772474A (en) * | 2015-04-15 | 2015-07-15 | 吴江市宏宇机械有限公司 | Main shaft assembly of multi-edge angle milling machine |
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Application publication date: 20121212 |