CN201889512U - Long and thin right-angle milling head of numerical control gantry-type milling machine - Google Patents
Long and thin right-angle milling head of numerical control gantry-type milling machine Download PDFInfo
- Publication number
- CN201889512U CN201889512U CN2010206343341U CN201020634334U CN201889512U CN 201889512 U CN201889512 U CN 201889512U CN 2010206343341 U CN2010206343341 U CN 2010206343341U CN 201020634334 U CN201020634334 U CN 201020634334U CN 201889512 U CN201889512 U CN 201889512U
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- main shaft
- bevel gear
- umbrella tooth
- shaft
- transmission
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Abstract
The utility model relates to a long and thin right-angle milling head of a numerical control gantry-type milling machine, which comprises a transmission shaft and a main shaft, wherein the transmission shaft is connected with a transmission bevel gear; the main shaft is connected with a main shaft bevel gear; the transmission bevel gear is meshed with the main shaft bevel gear; the middle part of the main shaft is provided with a taper hole; a step shaft shoulder is arranged outside the main shaft; the step shaft shoulder is provided with a bearing mounting part arranged at the front part of the main shaft and a bevel bear mounting part which is arranged at the rear part of the main shaft; the main shaft bevel gear is arranged on the bevel gear mounting part; and the bearing mounting part is provided with a bearing. In the utility model, right-angle transmission can be implemented by adopting bevel gear meshing; the step shaft shoulder is arranged outside the main shaft, thus, certain thickness can be ensured; simultaneously, a tapered roller bearing is adopted to serve as the bearing, thus, the working rigidity of the small-size milling head is ensured; a spiral bevel gear is adopted to serve as the bevel gear, and the main shaft bevel gear is arranged at the rear part of the main shaft and is connected through a flat key, thus, a transmission effect is good and the cutting force of the milling head is effectively enhanced; moreover, the size is small; the main shaft has high surface hardness; a core has toughness and strength; and the taper hole of the main shaft is a 7:24 taper hole and can be matched with a 50#7:24 tool holder.
Description
Technical field
The utility model relates to a kind of milling machine accessory head, the elongated right-angle milling head of particularly a kind of numerical control gantry mill.
Background technology
Milling machine is meant the main lathe of processing various surfaces with milling cutter on workpiece.Usually milling cutter rotatablely moves and is that main motion, the straight line of workpiece or milling cutter are moved and is feed motion, and it can processing plane, groove, also can process various curved surfaces, gear etc., is used widely in machine-building and repairing department.
Yet, conventional milling machine is to the narrow groove of many parts, an actor's rendering of an operatic tune, deep hole can't be processed, such as the die cavity that need process a 100 * 200mm at the deep and long hole inwall of Φ 250mm, general accessories mill-head can't put in processing, therefore need a kind of small-sized, but cutting force, rigidity are fine, elongated right-angle milling head stretches into the deep hole machining die cavity, but because cutting force, the rigidity of small size annex head can't satisfy the cutting requirement, therefore present numerous main frame production firms and accessories mill-head professional production enterprise are all untapped goes out corresponding accessories mill-head.
The utility model content
The purpose of this utility model provides a kind of above-mentioned shortcoming that overcomes, and size is little, the elongated right-angle milling head of numerical control gantry mill of cutting force, good rigidly.
The technical scheme that realizes the utility model purpose is: the elongated right-angle milling head of a kind of numerical control gantry mill, have power transmission shaft and main shaft, power transmission shaft connects transmission umbrella tooth, connect main shaft umbrella tooth on the main shaft, transmission umbrella tooth is meshed with main shaft umbrella tooth, and the main shaft middle part has taper hole, the outside has the step shaft shoulder, the step shaft shoulder has the bearing installation portion that is arranged on the main shaft front portion and is arranged on the umbrella tooth installation portion at main shaft rear portion, and main shaft umbrella tooth is arranged on the umbrella tooth installation portion, and the bearing installation portion is provided with bearing.
The main shaft of the elongated right-angle milling head of above-mentioned numerical control gantry mill is for adopting the integral piece of 38CrMnAl steel alloy nitrogen treatment, and its maximum gauge is 150mm, and taper hole is 7: 24 taper holes.
Be provided with flat key between the main shaft umbrella tooth of the elongated right-angle milling head of above-mentioned numerical control gantry mill and the umbrella tooth installation portion.
The bearing of the elongated right-angle milling head of above-mentioned numerical control gantry mill is a taper roll bearing.
The transmission umbrella tooth of the elongated right-angle milling head of above-mentioned numerical control gantry mill and main shaft umbrella tooth are spiral bevel gear.
The utlity model has positive effect: (1) the utility model adopts the engagement of umbrella tooth, can realize the right angle transmission, and the main shaft outside has the step shaft shoulder, can guarantee certain thickness, and bearing adopts taper roll bearing simultaneously, guarantees the work rigidity of small size milling head; (2) the utility model umbrella tooth adopts spiral bevel gear, and main shaft umbrella tooth is arranged on the main shaft rear portion, connects by flat key, and transmission is effective, effectively strengthens milling head cutting force; (3) the utility model main shaft is for adopting the integral piece of 38CrMnAl steel alloy nitrogen treatment, and its maximum gauge is 150mm, and size is little, and the main spindle table mask has high rigidity, and core has toughness and intensity; (4) the utility model spindle taper hole is 7: 24 taper holes, and 50#7: 24 handle of a knifes match.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and according to specific embodiment also in conjunction with the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an A place enlarged drawing among Fig. 1.
The specific embodiment
See Fig. 1 and Fig. 2, the utlity model has power transmission shaft 1 and main shaft 2, power transmission shaft 1 connects transmission umbrella tooth 3, connect main shaft umbrella tooth 4 on the main shaft 2, transmission umbrella tooth 3 and main shaft umbrella tooth 4 are spiral bevel gear, transmission umbrella tooth 3 is meshed with main shaft umbrella tooth 4, main shaft 2 is for adopting the integral piece of 38CrMnAl steel alloy nitrogen treatment, its maximum gauge is 150mm, main shaft 2 middle parts have 7: 24 taper holes 21, the outside has the step shaft shoulder, the step shaft shoulder has bearing installation portion 22 that is arranged on main shaft 2 front portions and the umbrella tooth installation portion 23 that is arranged on main shaft 2 rear portions, main shaft umbrella tooth 4 is arranged on the umbrella tooth installation portion 23, is provided with flat key 6 between main shaft umbrella tooth 4 and the umbrella tooth installation portion 23, and taper roll bearing 5 is set on the bearing installation portion 22.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is a specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. elongated right-angle milling head of numerical control gantry mill, it is characterized in that: have power transmission shaft (1) and main shaft (2), power transmission shaft (1) connects transmission umbrella tooth (3), main shaft (2) is gone up and is connected main shaft umbrella tooth (4), transmission umbrella tooth (3) is meshed with main shaft umbrella tooth (4), main shaft (2) middle part has taper hole (21), the outside has the step shaft shoulder, the step shaft shoulder has the umbrella tooth installation portion (23) that is arranged on the anterior bearing installation portion (22) of main shaft (2) and is arranged on main shaft (2) rear portion, main shaft umbrella tooth (4) is arranged on the umbrella tooth installation portion (23), and bearing (5) is set on the bearing installation portion (22).
2. the elongated right-angle milling head of numerical control gantry mill according to claim 1 is characterized in that: described main shaft (2) is for adopting the integral piece of 38CrMnAl steel alloy nitrogen treatment, and its maximum gauge is 150mm, and taper hole (21) is 7: 24 taper holes.
3. the elongated right-angle milling head of numerical control gantry mill according to claim 1 is characterized in that: be provided with flat key (6) between described main shaft umbrella tooth (4) and the umbrella tooth installation portion (23).
4. the elongated right-angle milling head of numerical control gantry mill according to claim 1 is characterized in that: described bearing (5) is a taper roll bearing.
5. the elongated right-angle milling head of numerical control gantry mill according to claim 1 is characterized in that: described transmission umbrella tooth (3) and main shaft umbrella tooth (4) are spiral bevel gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206343341U CN201889512U (en) | 2010-11-30 | 2010-11-30 | Long and thin right-angle milling head of numerical control gantry-type milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206343341U CN201889512U (en) | 2010-11-30 | 2010-11-30 | Long and thin right-angle milling head of numerical control gantry-type milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201889512U true CN201889512U (en) | 2011-07-06 |
Family
ID=44218988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206343341U Expired - Fee Related CN201889512U (en) | 2010-11-30 | 2010-11-30 | Long and thin right-angle milling head of numerical control gantry-type milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201889512U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380787A (en) * | 2011-09-15 | 2012-03-21 | 哈尔滨汽轮机厂有限责任公司 | Transition base for processing inclined holes in inner cylinder space of gas turbine compressor exhaust cylinder |
| CN103273321A (en) * | 2013-06-28 | 2013-09-04 | 重庆望江工业有限公司 | Right-angled elongation milling head for plane milling and boring machine |
| CN103624613A (en) * | 2013-12-03 | 2014-03-12 | 齐齐哈尔通联机械制造有限责任公司 | Extension and angle conversion mechanism for boring and milling machine |
| CN106378481A (en) * | 2016-12-08 | 2017-02-08 | 沈机集团昆明机床股份有限公司 | Milling head applied to numerical control machine tool, and numerical control machine tool |
-
2010
- 2010-11-30 CN CN2010206343341U patent/CN201889512U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380787A (en) * | 2011-09-15 | 2012-03-21 | 哈尔滨汽轮机厂有限责任公司 | Transition base for processing inclined holes in inner cylinder space of gas turbine compressor exhaust cylinder |
| CN102380787B (en) * | 2011-09-15 | 2013-06-19 | 哈尔滨汽轮机厂有限责任公司 | Transition base for processing inclined holes in inner cylinder space of gas turbine compressor exhaust cylinder |
| CN103273321A (en) * | 2013-06-28 | 2013-09-04 | 重庆望江工业有限公司 | Right-angled elongation milling head for plane milling and boring machine |
| CN103624613A (en) * | 2013-12-03 | 2014-03-12 | 齐齐哈尔通联机械制造有限责任公司 | Extension and angle conversion mechanism for boring and milling machine |
| CN106378481A (en) * | 2016-12-08 | 2017-02-08 | 沈机集团昆明机床股份有限公司 | Milling head applied to numerical control machine tool, and numerical control machine tool |
| CN106378481B (en) * | 2016-12-08 | 2018-06-01 | 沈机集团昆明机床股份有限公司 | For the milling head and numerically-controlled machine tool of numerically-controlled machine tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110706 Termination date: 20121130 |