CN202910302U - Main shaft structure of circular seam back gouging edge milling machine - Google Patents
Main shaft structure of circular seam back gouging edge milling machine Download PDFInfo
- Publication number
- CN202910302U CN202910302U CN 201220486908 CN201220486908U CN202910302U CN 202910302 U CN202910302 U CN 202910302U CN 201220486908 CN201220486908 CN 201220486908 CN 201220486908 U CN201220486908 U CN 201220486908U CN 202910302 U CN202910302 U CN 202910302U
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- Prior art keywords
- main shaft
- cylindrical roller
- locking nut
- double row
- conical bore
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a main shaft structure of a circular seam back gouging edge milling machine. The main shaft structure comprises a main shaft, a cutter is connected with the main shaft through a bolt, a first cone hole biserial cylindrical roller bearing and a second cone hole biserial cylindrical roller bearing are respectively assembled at two ends of the main shaft, the first cone hole biserial cylindrical roller bearing is matched with two thrust ball bearing to be installed on a spacer bush, a third lock nut and a fourth lock nut are installed at installation positions of the second cone hole biserial cylindrical roller bearing, a main shaft front cover and a main shaft back cover are respectively installed at the front end and the back end of the main shaft, and lubricating pipe joints are respectively installed on the main shaft front cover and the main shaft back cover to be used for adding lubricant oil in bearings. The main shaft structure is good in operation stability and high in reliability, does not produce milling vibration in a drilling process, can guarantee shape and size accuracy of milling faces of a workpiece in a milling process and does not influence using performance of the edge milling machine.
Description
Technical field
The utility model relates to a kind of main axle structure, and 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 key feature, and it directly embodies 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.The general aspect such as the arrangement form of its main shaft, adjustment mode, manufacturability all are irrational, in drilling process, can produce inevitably the milling vibration, the form and dimensional precision of milling face in the time of can not guaranteeing the workpiece milling, the while has directly affected serviceability and the service life of edge milling machines.
Summary of the invention
The purpose of this utility model 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 is more reasonable, good operation stability, reliability are high, the form and dimensional precision of milling face in the time of can guaranteeing the workpiece milling.
The technical scheme that provides according to the utility model, circumferential weld back chipping edge milling machines main axle structure comprises main shaft, described cutterhead and main shaft are bolted, and locate with driving key, at main shaft spacer is housed, sleeve, cover reaches by being set with the first locking nut, the second locking nut, the 3rd locking nut, the 4th locking nut, be respectively fitted with the first conical bore double row cylindrical roller and the second conical bore double row cylindrical roller at the main shaft two ends, the first conical bore double row cylindrical roller and the second conical bore double row cylindrical roller are installed in the spindle drum dead eye of main spindle box, in the dead eye, described the first conical bore double row cylindrical roller relies on sleeve and spacer adjusting play; Sleeve is regulated with adjusting bolt, and spacer is regulated with the second locking nut; Supporting two thrust ball bearings in the first conical bore double row cylindrical roller place are installed on the spacer, and rely on the first locking nut to adjust 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 utility model, described 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 utility model, described main shaft one end is provided with spline, spline and reduction box inner spline housing engaged transmission.
Compared with the prior art the utility model has the following advantages:
The utility model compact conformation, rationally, structural rigidity is strong, connection and reasonable arrangement, easy to adjust, manufacturability is more reasonable, good operation stability, reliability are high; Can not produce milling vibration in drilling process, the form and dimensional precision of milling face in the time of guaranteeing the workpiece milling can not affect the serviceability of edge milling machines.
Description of drawings
Fig. 1 is the utility model main axle structure schematic diagram.
The specific embodiment
Following the utility model is further described in connection with the embodiment in the accompanying drawing:
As shown in Figure 1, comprise cutterhead 1, driving key 2, adjusting bolt 3, main shaft protecgulum 4, the first conical bore double row cylindrical roller 5, thrust ball bearing 6, main shaft 7, the first locking nut 8, spacer 9, the second locking nut 10, the 3rd locking nut 11, cover the 12, second conical bore double row cylindrical roller 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.
Described cutterhead 1 is bolted with main shaft 7, and with driving key 2 location, at main shaft 7 spacer 9 is housed, sleeve 18, cover 12 reaches by being set with the first locking nut 8, the second locking nut 10, the 3rd locking nut 11, the 4th locking nut 14, be respectively fitted with the first conical bore double row cylindrical roller 5 and the second conical bore double row cylindrical roller 13 at main shaft 7 two ends, the first conical bore double row cylindrical roller 5 and the second conical bore double row cylindrical roller 13 are installed in the dead eye of spindle drum 20 of main spindle box, and described the first conical bore double row cylindrical roller 5 relies on sleeve 18 and spacer 9 adjusting plays; Sleeve 18 usefulness adjusting bolts 3 are regulated, and spacer 9 usefulness the second locking nut 10 is regulated; Supporting two thrust ball bearings 6 in the first conical bore double row cylindrical roller 5 places are installed on the spacer 9, and rely on the first locking nut 8 to adjust thrust ball bearing end play, 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.
Described main shaft 7 inputs are set to spline structure, with reduction box inner spline housing engaged transmission, and slide, by the milling depth of drive mechanism control facing cutter.The above whole cover circumferential weld back chipping edge milling machines main axle structure that consists of.
Claims (3)
1. circumferential weld back chipping edge milling machines main axle structure, comprise main shaft (7), it is characterized in that: described cutterhead (1) is bolted with main shaft (7), and locate with driving key (2), at main shaft (7) spacer (9) is housed, sleeve (18), cover (12) reaches by being set with the first locking nut (8), the second locking nut (10), the 3rd locking nut (11), the 4th locking nut (14), at main shaft (7) two ends the first conical bore double row cylindrical roller (5) and the second conical bore double row cylindrical roller (13) are housed respectively, the first conical bore double row cylindrical roller (5) and the second conical bore double row cylindrical roller (13) are installed in the dead eye of spindle drum (20) of main spindle box, in the dead eye, described the first conical bore double row cylindrical roller (5) relies on sleeve (18) and spacer (9) adjusting play; Sleeve (18) is regulated with adjusting bolt (3), and spacer (9) is regulated with the second locking nut (10); The first conical bore double row cylindrical roller (5) is located supporting two thrust ball bearings (6) and is installed on the spacer (9), and rely on the first locking nut (8) to adjust 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: describedly 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, it is characterized in that: described 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 |
|---|---|---|---|
| CN 201220486908 CN202910302U (en) | 2012-09-22 | 2012-09-22 | Main shaft structure of circular seam back gouging edge milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220486908 CN202910302U (en) | 2012-09-22 | 2012-09-22 | Main shaft structure of circular seam back gouging edge milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202910302U true CN202910302U (en) | 2013-05-01 |
Family
ID=48158648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220486908 Expired - Fee Related CN202910302U (en) | 2012-09-22 | 2012-09-22 | Main shaft structure of circular seam back gouging edge milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202910302U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102814510A (en) * | 2012-09-22 | 2012-12-12 | 无锡华联精工机械有限公司 | Main shaft structure of circular-seam back-chipping edge milling machine |
| CN103464667A (en) * | 2013-09-05 | 2013-12-25 | 青岛宏达锻压机械有限公司 | Hybrid drive guide type electric screw press |
| CN111730072A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | High-rigidity high-precision workpiece spindle structure |
-
2012
- 2012-09-22 CN CN 201220486908 patent/CN202910302U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102814510A (en) * | 2012-09-22 | 2012-12-12 | 无锡华联精工机械有限公司 | Main shaft structure of circular-seam back-chipping edge milling machine |
| CN103464667A (en) * | 2013-09-05 | 2013-12-25 | 青岛宏达锻压机械有限公司 | Hybrid drive guide type electric screw press |
| CN103464667B (en) * | 2013-09-05 | 2016-07-20 | 青岛宏达锻压机械有限公司 | A kind of mixed drive guide type electric screw press |
| CN111730072A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | High-rigidity high-precision workpiece spindle structure |
| CN111730072B (en) * | 2020-07-28 | 2024-06-11 | 北京博鲁斯潘精密机床有限公司 | High-rigidity high-precision workpiece spindle structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20150922 |
|
| EXPY | Termination of patent right or utility model |