CN204247975U - The main axle structure of deep hole drilling machine - Google Patents
The main axle structure of deep hole drilling machine Download PDFInfo
- Publication number
- CN204247975U CN204247975U CN201420686147.6U CN201420686147U CN204247975U CN 204247975 U CN204247975 U CN 204247975U CN 201420686147 U CN201420686147 U CN 201420686147U CN 204247975 U CN204247975 U CN 204247975U
- Authority
- CN
- China
- Prior art keywords
- main
- main body
- main shaft
- deep hole
- drilling machine
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of main axle structure of deep hole drilling machine, it has a main body, and this main body is provided with a perforation, and be respectively provided with a bearing portion in two ends of this perforation, a main shaft is provided with in this perforation another, and the two ends of this main shaft are hubbed at these bearing portions respectively, the interlude place of this main shaft is equipped with a rotor unit again, then to being provided with a stator unit by rotor unit in this main body.With this, make the utility model obtain this main axis of Direct driver, and compare with the known structure through belt transmission main shaft, significantly can reduce running noise and vibrations, this main shaft be put down and stably rotates start, and the precision of Drilling operation can be promoted.
Description
Technical field
The utility model is relevant with a kind of main axle structure, refers to a kind of main axle structure of deep hole drilling machine especially.
Background technology
Refer to shown in Fig. 1, for the main axle structure schematic diagram of known deep hole drilling machine, it discloses the main axle structure having a kind of known deep hole drilling machine, this main axle structure includes a CD-ROM drive motor 1, this CD-ROM drive motor 1 is pivoted with a belt pulley 2, this belt pulley 2 is arranged with a driving belt 3, and connect a main shaft 4 by this driving belt 3, this main shaft 4 can supply clamping one drilling tool 5, with this, this belt pulley 2 and this driving belt 3 is utilized to drive this main shaft 4 to rotate start for this CD-ROM drive motor 1, this this drilling tool 5 of main shaft 4 interlock is rotated, to reach the object utilizing this drilling tool 5 to carry out deep hole drilling processing.
But along with the precision improvement of Drilling operation, more and more higher for the rotation speed requirements of this main shaft 4 at present, such as, when holing in the small-bore of 2 below mm, the rotating speed of this main shaft 4 must remain on 10000 rpm, but existing deep hole drilling machine is through the mode of belt transmission main shaft, be limited to the factor such as the out of roundness of this belt pulley 2 and the tension variation of this driving belt 3, the rotating speed of this main shaft 4 will produce noise more than 6000 rpm, vibrations and beat, this drilling tool 5 abnormal wear is not only easily caused even breaking to occur, and the machining accuracy of Drilling operation and surface roughness are also not good, in addition the mode through belt transmission main shaft need arrange this component such as CD-ROM drive motor 1 grade outside this main shaft 4, also the disappearance that overall volume is excessive is had.
Utility model content
The purpose of this utility model is providing a kind of main axle structure of deep hole drilling machine, and it effectively can reduce the noise and vibrations that produce when main shaft rotates, and it is little of machining accuracy advantages of higher to have volume.
In order to achieve the above object, the utility model provides a kind of main axle structure of deep hole drilling machine, and it includes:
One main body, it is provided with a perforation, and this main body is respectively provided with a bearing portion in two ends of this perforation;
One main shaft, it is located in this perforation, and the two ends of this main shaft are hubbed at respectively this bearing portion respectively, and makes the center axial rotation of this this perforation of main axis parallel;
One rotor unit, it is located on the interlude position of this main shaft, and is positioned at respectively between this bearing portion;
One stator unit, it is located at this main body to should rotor unit place.
Further, wherein, a protuberance is provided with outside this main body.
Further, wherein, this protuberance is located on the periphery of this main body in the shape of a spiral.
Further, wherein, a cold oil runner is provided with in this main body.
Further, wherein, this main body is provided with a gland outside this bearing portion, and this gland has a pressure section, and this pressure section is resisted against this bearing portion.
Further, wherein, this main body is provided with a dust cap outside this gland.
The main axle structure of deep hole drilling machine provided by the utility model, this main shaft interlude position is located at by this rotor unit and this stator unit being integrated, can this main axis of Direct driver, with this, the utility model and the known structure through belt transmission main shaft are compared, not only can reduce the overall volume of this main axle structure, and can significantly reduce running noise and vibrations, to keep this main shaft in the pivotal stability of 10000 more than rpm high speed, and then reach the effect promoting Drilling operation precision and reduce tool wear.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of known deep hole drilling machine.
Fig. 2 is outside drawing of the present utility model.
Fig. 3 is sectional view of the present utility model.
Fig. 4 is exploded view of the present utility model.
Fig. 5 is use schematic diagram of the present utility model, to show the aspect that assembling uses.
Fig. 6 is use schematic diagram of the present utility model, to show the state of cold oil flowing.
In figure, 1 CD-ROM drive motor 2 belt pulley
3 driving belt 4 main shafts
5 drilling tools
10 main bodys
11 perforation
111 first footpath section 112 second footpath sections
121 first opening 122 second openings
13 bearing portions
131 clutch shaft bearing portion 132 second bearing portions
141 first gland 1,411 first pressure sections
142 second gland 1,421 second pressure sections
151 first dust cap 152 second dust caps
16 protuberances
17 cold oil runners
18 grip slippers
20 main shafts
21 first end 22 the second ends
30 rotor units
40 stator units
The main axle structure of 100 deep hole drilling machines
200 drilling tools
300 piece-holder seats
400 workpieces
500 operating platforms.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
Referring to shown in Fig. 2 to Fig. 4, is outside drawing of the present utility model, sectional view and exploded view, and it discloses the main axle structure 100 having a kind of deep hole drilling machine, and the main axle structure 100 of this deep hole drilling machine includes:
One main body 10, it is provided with a perforation 11, this perforation 11 axially sequentially has one first footpath section 111 and one second footpath section 112 along it, and this first footpath section 111 and this second footpath section 112 are formed with one first opening 121 and one second opening 122 respectively at two ends of this main body 10, and this main body 10 is respectively provided with a bearing portion 13 in two ends of this perforation 11, these bearing portions 13 are defined as clutch shaft bearing portion 131 and one second bearing portion 132 respectively, wherein, this clutch shaft bearing portion 131 is located at this first opening 121 place, this second bearing portion 132 is located at this second opening 122 place, this main body 10 is provided with one first gland 141 further outside this clutch shaft bearing portion 131, this first gland 141 has one first pressure section 1411, this first pressure section 1411 is resisted against this clutch shaft bearing portion 131, to fix this clutch shaft bearing portion 131, this main body 10 is provided with one first dust cap 151 further outside this first gland 141, and be pivoted with a grip slipper 18 in the middle of this first dust cap 151, this grip slipper 18 and this first dust cap 151 can for this first openings 121 of sealing, this main body 10 is then provided with one second gland 142 further outside this second bearing portion 132, this second gland 142 has one second pressure section 1421, this second pressure section 1421 is resisted against this second bearing portion 132, to fix this second bearing portion 132, this main body 10 is provided with one second dust cap 152 further outside this second gland 142, to seal this second opening 122, separately, a protuberance 16 is provided with outside this main body 10, and this protuberance 16 is located on the periphery of this main body 10 in the shape of a spiral, promote the radiating effect of this main body 10, a cold oil runner 17 is equipped with further in this main body 10, can flow in this main body 10 for cold oil, for the radiating effect of this main body 10.
One main shaft 20, it is located in this perforation 11, and the two ends of this main shaft 20 are hubbed at these bearing portions 13 respectively, and make this main shaft 20 obtain the center axial rotation of this perforation 11 parallel, this main shaft 20 another has first end 21 and a second end 22, wherein, this first end 21 is arranged in this first footpath section 111, and this grip slipper 18 is equipped in this first footpath section 111, to rotate start with this main shaft 20, this the second end 22 is arranged in this second footpath section 112, and this second end 22 can protrude from this second opening 122.
One rotor unit 30, it is located on the interlude position of this main shaft 20, and this main shaft 20 periphery is fixed in blocking, and this rotor unit 30 is positioned between these bearing portions 13, and is arranged in this second footpath section 112, and in the utility model, this rotor unit 30 is magnet.
One stator unit 40, it is located to should rotor unit 30 place in this main body 10, and in the utility model, this stator unit 40 is coil.
Shown in Fig. 5, for use schematic diagram of the present utility model, and please also refer to shown in Fig. 3 and Fig. 4, the main axle structure 100 of this deep hole drilling machine can for being installed on the operating platform 500 of a toolroom machine, and the grip slipper 18 of this main body 10 is towards a piece-holder seat 300, this grip slipper 18 can supply clamping one drilling tool 200, this drilling tool 200 is made to rotate start through this grip slipper 18 with this main shaft 20, and this piece-holder seat 300 can for fixing a workpiece 400, with this, user can utilize the main axle structure 100 of this deep hole drilling machine to order about this drilling tool 200 to rotate start, and with to carry out deep hole drilling processing to the workpiece 400 being fixed on this piece-holder seat 300.
Because this rotor unit 30 and this stator unit 40 integration are arranged in this main body 10 by the main axle structure 100 of this deep hole drilling machine, and directly by this rotor unit 30 in conjunction with this main shaft 20, and directly can order about this main shaft 20 and rotate start, therefore compared to known, CD-ROM drive motor is located at main shaft outside, and drive main shaft to rotate the main shaft of the deep hole drilling machine of start through transmission, the utility model not only can omit the setting of the transmission system such as driving belt or shaft coupling, significantly to reduce the overall volume of main axle structure 100, and can significantly reduce running noise and vibrations, to keep this main shaft 20 in the pivotal stability of 10000 more than rpm high speed, and then reach the effect promoting Drilling operation precision and reduce tool wear.
Shown in Fig. 6, for use schematic diagram of the present utility model, the protuberance 16 of this main body 10 periphery is located on through this helical form, this area of dissipation can be increased to promote the air cooling heat-sinking capability of this main body 10, and be arranged at the cold oil runner 17 of this main body 10 inside through this, the mode that oil cooling dispels the heat then can be utilized to help this main body 10 to dispel the heat, the heat-sinking capability of this main body 10 significantly can be promoted with this, to take away rapidly this main shaft 20 in a large amount of used heat produced that run up, reduce heat expansion to the impact of this main axle structure 100.
Again feature of the present utility model and attainable expection effect thereof are presented below:
The main axle structure 100 of deep hole drilling machine provided by the utility model, this main shaft 20 interlude position is located at by this rotor unit 30 and this stator unit 40 being integrated, can rotate by this main shaft 20 of Direct driver, with this, the utility model and the known structure through belt transmission main shaft are compared, not only can reduce the overall volume of this main axle structure 100, and can significantly reduce running noise and vibrations, to keep this main shaft in the pivotal stability of 10000 more than rpm high speed, and then reach the effect promoting Drilling operation precision and reduce tool wear.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (6)
1. a main axle structure for deep hole drilling machine, is characterized in that, it includes:
One main body, it is provided with a perforation, and this main body is respectively provided with a bearing portion in two ends of this perforation;
One main shaft, it is located in this perforation, and the two ends of this main shaft are hubbed at respectively this bearing portion respectively, and makes the center axial rotation of this this perforation of main axis parallel;
One rotor unit, it is located on the interlude position of this main shaft, and is positioned at respectively between this bearing portion;
One stator unit, it is located at this main body to should rotor unit place.
2. according to the main axle structure of deep hole drilling machine according to claim 1, it is characterized in that, wherein, outside this main body, be provided with a protuberance.
3. according to the main axle structure of deep hole drilling machine according to claim 2, it is characterized in that, wherein, this protuberance is located on the periphery of this main body in the shape of a spiral.
4. according to the main axle structure of deep hole drilling machine according to claim 1, it is characterized in that, wherein, in this main body, be provided with a cold oil runner.
5. according to the main axle structure of deep hole drilling machine according to claim 1, it is characterized in that, wherein, this main body is provided with a gland outside this bearing portion, and this gland has a pressure section, and this pressure section is resisted against this bearing portion.
6. according to the main axle structure of deep hole drilling machine according to claim 5, it is characterized in that, wherein, this main body is provided with a dust cap outside this gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420686147.6U CN204247975U (en) | 2014-11-17 | 2014-11-17 | The main axle structure of deep hole drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420686147.6U CN204247975U (en) | 2014-11-17 | 2014-11-17 | The main axle structure of deep hole drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204247975U true CN204247975U (en) | 2015-04-08 |
Family
ID=52952330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420686147.6U Expired - Fee Related CN204247975U (en) | 2014-11-17 | 2014-11-17 | The main axle structure of deep hole drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204247975U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI603808B (en) * | 2016-09-08 | 2017-11-01 | Spindle structure |
-
2014
- 2014-11-17 CN CN201420686147.6U patent/CN204247975U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI603808B (en) * | 2016-09-08 | 2017-11-01 | 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: 20150408 Termination date: 20181117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |