CN203679292U - Spindle rotating device - Google Patents
Spindle rotating device Download PDFInfo
- Publication number
- CN203679292U CN203679292U CN201320863535.2U CN201320863535U CN203679292U CN 203679292 U CN203679292 U CN 203679292U CN 201320863535 U CN201320863535 U CN 201320863535U CN 203679292 U CN203679292 U CN 203679292U
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- CN
- China
- Prior art keywords
- main shaft
- spindle
- spindle box
- described main
- turntable bearing
- Prior art date
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Abstract
The utility model discloses a spindle rotating device. The spindle rotating device comprises a spindle, a spindle box, a spindle box cover, a first sealing gland, a second sealing gland and a spindle supporting mechanism, wherein the spindle penetrates through the left side and the right side of the spindle box and is supported in the spindle box through the spindle supporting mechanism; the spindle box cover is fixedly arranged at the upper part of the spindle box; the first sealing gland is fixedly arranged on the right side of the spindle box; the second sealing gland is fixedly arranged on the left side of the spindle box. According to the spindle rotating device, the spindle, the spindle box, the spindle supporting mechanism and other separate parts form an integral part; the integral part can be arranged outside a machine tool and the influence from the environment is smaller; in addition, the spindle is arranged in the spindle box through the spindle supporting mechanism, so that the rigidity of the spindle is improved, the influence on the kinematic accuracy of the spindle from the spindle box is further reduced and the kinematic accuracy of the spindle is further improved, and the spindle can stably operate at high speed.
Description
Technical field
The utility model relates to a kind of machine part, relates in particular to a kind of spindle turning device.
Background technology
In the process of part, spindle turning device is widely used.And the precision of spindle turning device and rigidity have directly affected the quality of part to be processed, and now along with the improvement of cutting element, cutting speed is also more and more higher, requires also more and more higher to the rotating speed of spindle turning device.Main axle structure of the prior art all with gearbox of lathe etc. in same housing, affected by the temperature of lathe larger, cannot meet the requirement of high speed, high accuracy, high rigidity.
Utility model content
The utility model object is to provide the spindle turning device of a kind of high speed, high accuracy, high rigidity.
The utility model technical solution problem adopts following technical scheme: a kind of spindle turning device, comprises main shaft, main spindle box, main shaft case lid, the first sealing gland, the second sealing gland and main shaft support mechanism; Described main shaft runs through described main spindle box, and pass through main shaft support mechanism supports in described main spindle box, described main shaft case lid is fixed on described main spindle box top, described the first sealing gland is sheathed on one end of described main shaft, and be fixed on described main spindle box, described the second sealing gland is sheathed on the other end of described main shaft, and is fixed on described main spindle box.
Optionally, described main shaft support device comprises the first turntable bearing and the second turntable bearing; Described the first turntable bearing is arranged at one end of described main shaft, and the seat ring of described the first turntable bearing is fixed on main shaft by screw, and the outer ring of described the first turntable bearing is fixed on described main spindle box by screw; Described the second turntable bearing is arranged at the other end of described main shaft, and the seat ring of described the second turntable bearing is fixed on main shaft by screw, and the outer ring of the second turntable bearing is fixed on described main spindle box.
Optionally, described spindle turning device also comprises resilient disc, and the outer ring of the outer ring of described the first turntable bearing and/or the second turntable bearing is fixed on described main spindle box by resilient disc.
Optionally, the outer ring of described the second turntable bearing is fixed on described resilient disc by screw, and described resilient disc is fixed on described main spindle box by screw.
Optionally, described resilient disc comprises disk body and is arranged at the flange of axial one end of described disk body, and the outer ring of described the second turntable bearing is fixed on described disk body by screw, and described flange is fixed on described main spindle box by screw.
Optionally, described spindle turning device also comprises the first sealing ring being arranged between described main shaft and main spindle box.
Optionally, described spindle turning device also comprises the second sealing ring being arranged between described main shaft and described the second sealing gland.
Optionally, described main shaft is hollow-core construction, and one end of the hollow-core construction of described main shaft has tapering.
The utlity model has following beneficial effect: separate parts such as described main shaft, main spindle box and main shaft support devices is formed a global facility by spindle turning device of the present utility model, and this global facility can be arranged at lathe outside, is subject to the impact of environment less; And described main shaft is arranged in described main spindle box by main shaft support device, improve the rigidity of main shaft, also further reduce the impact of main spindle box on motion of main shaft precision, further improve the kinematic accuracy of main shaft, thereby made the main shaft can high-speed stable running.
Brief description of the drawings
Fig. 1 is the structural representation of spindle turning device of the present utility model;
In figure, mark is illustrated as: 1-main shaft; 2-main spindle box; 3-main shaft case lid; 4-the first sealing gland; 5-the second sealing gland; 6-the first turntable bearing; 7-the second turntable bearing; 8-resilient disc; 9-the first sealing ring; 10-the second sealing ring.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
With reference to figure 1, the present embodiment provides a kind of spindle turning device, comprises main shaft 1, main spindle box 2, main shaft case lid 3, the first sealing gland 4, the second sealing gland 5 and main shaft support mechanism; Described main shaft 1 runs through described main spindle box 2, and pass through main shaft support mechanism supports in described main spindle box 2, described main shaft case lid 3 is fixed on described main spindle box 2 tops, described the first sealing gland 4 is sheathed on one end of described main shaft 1, and be fixed on described main spindle box 2, described the second sealing gland 5 is sheathed on the other end of described main shaft 1, and is fixed on described main spindle box 2.
Separate parts such as described main shaft 1, main spindle box 2 and main shaft support devices is formed a global facility by spindle turning device of the present utility model, and this global facility can be arranged at lathe outside, is subject to the impact of environment less; And described main shaft 1 is arranged in described main spindle box 2 by main shaft support device, improve the rigidity of main shaft 1, also further reduce the impact of main spindle box 2 on main shaft 1 kinematic accuracy, further improved the kinematic accuracy of main shaft 1, thereby make the main shaft 1 can high-speed stable running.
In the present embodiment, optionally, described main shaft support device comprises the first turntable bearing 6 and the second turntable bearing 7, described the first turntable bearing is arranged at one end of described main shaft 1, the seat ring of described the first turntable bearing 6 is fixed on main shaft 1 by screw, and the outer ring of described the first turntable bearing 6 is fixed on described main spindle box 2 by screw; Described the second turntable bearing 7 is arranged at the other end of described main shaft 1, the seat ring of described the second turntable bearing 7 is fixed on main shaft by screw, the outer ring of the second turntable bearing 7 is fixed on described main spindle box, by the setting of described the first turntable bearing 6 and the second turntable bearing 7, make the suffered radial load of main shaft 1 and axial force be passed to main spindle box 2 by these two bearings, and by the selection of described the first turntable bearing 6 and the second turntable bearing 7, rigidity and the precision of main shaft support device are improved, to ensure the smooth operation of main shaft 1.
In the present embodiment, optional, described the first turntable bearing 6 and the second turntable bearing 7 adopt INA turntable bearing, and bearing designation is YRT150, with by the selecting of described turntable bearing, further improve rigidity and the precision of described main shaft 1.
In the present embodiment, optionally, described spindle turning device also comprises resilient disc 8, the outer ring of the outer ring of described the first turntable bearing 6 and/or the second turntable bearing 7 is fixed on described main spindle box 2 by resilient disc 8, by the setting of described resilient disc 8, the produced deformation energy that axially varies with temperature of main shaft 1 is compensated by the distortion of described resilient disc 8, thereby can not cause the flexural deformation of main shaft 1 or the distortion of the first turntable bearing 6 and the second turntable bearing 7, improve the precision of spindle turning device.
In the present embodiment, optionally, the outer ring of described the second turntable bearing 7 is fixed on described resilient disc 8 by screw, and described resilient disc 8 is fixed on described main spindle box 2 by screw, is supported in main spindle box 2 to realize main shaft by described the second turntable bearing 7 and resilient disc 8.
In the present embodiment, optionally, described resilient disc 8 comprises disk body and is arranged at the flange of axial one end of described disk body, the outer ring of described the second turntable bearing 7 is fixed on described disk body by screw, described flange is fixed on described main spindle box 2 by screw, the thickness radially of described disk body is greater than the axial thickness of described flange, realizes the compensation of the distortion to main shaft 1 with the distortion by described flange.
In the present embodiment, optional, described spindle turning device also comprises the first sealing ring 9 being arranged between described main shaft 1 and main spindle box 2, to realize the sealing of the one end to described main shaft 1.
In the present embodiment, optional, described spindle turning device also comprises the second sealing ring 10 being arranged between described main shaft 1 and described the second sealing gland 5, to realize the sealing of the other end to described main shaft 1.
In the present embodiment, optional, described main shaft 1 is hollow-core construction, and one end of the hollow-core construction of described main shaft 1 has tapering, with under the identical prerequisite of intensity, reduces the inertia of main shaft 1, and the convenient process tool that connects.
In the present embodiment, optional, the inside of described main spindle box 2 is provided with ribs, to improve the intensity of described main spindle box 2.
The sequencing of above embodiment only, for ease of describing, does not represent the quality of embodiment.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of the utility model.
Claims (8)
1. a spindle turning device, is characterized in that, comprises main shaft, main spindle box, main shaft case lid, the first sealing gland, the second sealing gland and main shaft support mechanism; Described main shaft runs through described main spindle box, and pass through main shaft support mechanism supports in described main spindle box, described main shaft case lid is fixed on described main spindle box top, described the first sealing gland is sheathed on one end of described main shaft, and be fixed on described main spindle box, described the second sealing gland is sheathed on the other end of described main shaft, and is fixed on described main spindle box.
2. spindle turning device according to claim 1, is characterized in that, described main shaft support device comprises the first turntable bearing and the second turntable bearing; Described the first turntable bearing is arranged at one end of described main shaft, and the seat ring of described the first turntable bearing is fixed on main shaft by screw, and the outer ring of described the first turntable bearing is fixed on described main spindle box by screw; Described the second turntable bearing is arranged at the other end of described main shaft, and the seat ring of described the second turntable bearing is fixed on main shaft by screw, and the outer ring of the second turntable bearing is fixed on described main spindle box.
3. spindle turning device according to claim 2, is characterized in that, also comprises resilient disc, and the outer ring of the outer ring of described the first turntable bearing and/or the second turntable bearing is fixed on described main spindle box by resilient disc.
4. spindle turning device according to claim 3, is characterized in that, the outer ring of described the second turntable bearing is fixed on described resilient disc by screw, and described resilient disc is fixed on described main spindle box by screw.
5. according to the spindle turning device described in claim 3 or 4, it is characterized in that, described resilient disc comprises disk body and is arranged at the flange of axial one end of described disk body, the outer ring of described the second turntable bearing is fixed on described disk body by screw, and described flange is fixed on described main spindle box by screw.
6. according to the spindle turning device one of claim 1-4 Suo Shu, it is characterized in that, also comprise the first sealing ring being arranged between described main shaft and main spindle box.
7. according to the spindle turning device one of claim 1-4 Suo Shu, it is characterized in that, also comprise the second sealing ring being arranged between described main shaft and described the second sealing gland.
8. spindle turning device according to claim 1, is characterized in that, described main shaft is hollow-core construction, and one end of the hollow-core construction of described main shaft has tapering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863535.2U CN203679292U (en) | 2013-12-25 | 2013-12-25 | Spindle rotating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863535.2U CN203679292U (en) | 2013-12-25 | 2013-12-25 | Spindle rotating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203679292U true CN203679292U (en) | 2014-07-02 |
Family
ID=51001251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320863535.2U Expired - Fee Related CN203679292U (en) | 2013-12-25 | 2013-12-25 | Spindle rotating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203679292U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691972A (en) * | 2013-12-25 | 2014-04-02 | 北京海普瑞森科技发展有限公司 | Main shaft rotary device |
| CN111811817A (en) * | 2020-07-15 | 2020-10-23 | 合肥工业大学 | High-precision fluid dynamic pressure sliding bearing comprehensive performance test platform |
-
2013
- 2013-12-25 CN CN201320863535.2U patent/CN203679292U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691972A (en) * | 2013-12-25 | 2014-04-02 | 北京海普瑞森科技发展有限公司 | Main shaft rotary device |
| CN111811817A (en) * | 2020-07-15 | 2020-10-23 | 合肥工业大学 | High-precision fluid dynamic pressure sliding bearing comprehensive performance test platform |
| CN111811817B (en) * | 2020-07-15 | 2022-07-12 | 合肥工业大学 | High-precision fluid dynamic pressure sliding bearing comprehensive performance test platform |
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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: 20140702 Termination date: 20181225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |