CN204195496U - Grinding machine workpiece spindle device - Google Patents
Grinding machine workpiece spindle device Download PDFInfo
- Publication number
- CN204195496U CN204195496U CN201420684947.4U CN201420684947U CN204195496U CN 204195496 U CN204195496 U CN 204195496U CN 201420684947 U CN201420684947 U CN 201420684947U CN 204195496 U CN204195496 U CN 204195496U
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- CN
- China
- Prior art keywords
- sleeve
- motor
- spindle
- locating flange
- spindle box
- Prior art date
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- Expired - Fee Related
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
Grinding machine workpiece spindle device, belongs to machine tool accessories technical field.The utility model comprises main spindle box, work spindle, motor, sleeve, locating flange and annular end cap, be in transmission connection by belt gear between work spindle rear end and motor, work spindle is threaded onto sleeve hollow cavity, sleeve is threaded onto in the spindle hole of main spindle box, the periphery of barrel forward end is provided with an end face shoulder, this end face shoulder bears against the front end surface of main spindle box backward, locating flange is fixedly installed in the front end surface of main spindle box and is pressed against the front end of sleeve, the central through hole of locating flange is stretched out in the front end of main shaft, and be provided with chuck mounting flange, locating flange is provided with the air duct that outlet is positioned at its front end face, annular end cap mounts cover the rear end in sleeve, main spindle box is provided with motor installation cavity and air pipe line, motor is installed in motor installation cavity.The utility model solves the artifact-driven motor of existing grinding machine, work spindle and bearing and is subject to the problem that grinding fluid aerosol pollutes corrosion.
Description
Technical field
The utility model belongs to machine tool accessories technical field, especially relevant with a kind of grinding machine workpiece spindle device.
Background technology
The motor that conventional grinding machine drives work spindle to rotate is fixedly installed in the top of main spindle box usually, work spindle is connected by belt gear with motor, the grinding fluid used during grinding machine work easily produces a large amount of grinding aerosol, aerosol easily enters motor and supports in the bearing of installation work spindle, motor and work spindle are produced and pollutes corrosion, affect the performance of motor, accelerate the damage of work spindle and spring bearing.
Utility model content
The aerosol that the purpose of this utility model is intended to overcome the artifact-driven motor of existing grinding machine, work spindle, bearing produce when being subject to grinding pollutes the defect of corrosion, provides a kind of and can prevent grinding fluid aerosol from entering motor and support the grinding machine workpiece spindle device in the bearing installing work spindle.
For this reason, the utility model is by the following technical solutions: grinding machine workpiece spindle device, comprise main spindle box, work spindle and motor, be in transmission connection by belt gear between work spindle rear end and motor, it is characterized in that, described grinding machine workpiece spindle device also comprises sleeve, locating flange and annular end cap, described work spindle is supported by former and later two bearing group and is threaded onto sleeve hollow cavity, sleeve is threaded onto in the spindle hole of main spindle box, the periphery of barrel forward end is provided with an end face shoulder, this end face shoulder bears against the front end surface of described main spindle box backward, locating flange is fixedly installed in the front end surface of described main spindle box by screw and is pressed against the front end of described sleeve, together with described end face shoulder, axial limiting is carried out to sleeve, when main shaft High Rotation Speed, bearing produces amount of heat, work spindle and sleeve can be extended, the extending structure in rear end is fixed by front end, can ensure that the workpiece that front-end of spindle clamps can not produce position skew, improve machining accuracy, the central through hole of described locating flange is stretched out in the front end of described main shaft, and be provided with the chuck mounting flange of annular, described locating flange is provided with the air duct that outlet is positioned at its front end face, blown to outlet by air duct, hermetic seal is carried out to the space between locating flange front end face and the chuck mounting flange rear end face of described front-end of spindle, described annular end cap is provided with central through hole, described annular end cap mounts cover the rear end in described sleeve, sleeve rear end inner chamber is sealed, common prevention aerosol enters barrel bore, avoid the pollution corrosion to main shaft and bearing group, described main spindle box is provided with built-in motor installation cavity, and the air pipe line that outlet is arranged in motor installation cavity is set, described motor is installed in described motor installation cavity, by air pipe line to motor installation cavity input gases at high pressure, hermetic seal is carried out to the gap between motor installation cavity and the external world, can prevent grinding aerosol from corroding the pollution of motor, and take away the heat that motor distributes, ensure the operating ambient temperature of motor.
The utility model can reach following beneficial effect: 1, by arranging built-in motor installation cavity in main spindle box, and hermetic seal is carried out to motor installation cavity, motor and aerosol are completely cut off, the grinding fluid aerosol that can effectively prevent grinding machine from adding generation in man-hour like this produces motor and pollutes corrosion, and cooling effect can be carried out to motor, motor performance is stablized; 2, by arranging air duct on locating flange, hermetic seal can be carried out to the space between locating flange front end face and chuck mounting flange rear end face, effectively preventing grinding fluid from entering barrel bore, prevent main shaft and bearing to be subject to polluting corrosion.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the main apparent direction of the utility model.
Fig. 2 is A-A generalized section in Fig. 1.
Fig. 3 is B-B generalized section in Fig. 1.
Fig. 4 is a place enlarged drawing in Fig. 3.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
As shown in Fig. 1 ~ Fig. 4, the utility model comprises main spindle box 1, work spindle 6, motor 3, sleeve 5, locating flange 8 and annular end cap 4, be in transmission connection by belt gear between the rear end of work spindle 6 and motor 3, described work spindle 6 supports the hollow cavity being threaded onto sleeve 5 by former and later two bearing group, sleeve 5 is threaded onto in the spindle hole of main spindle box 1, the periphery of the front end of sleeve 5 is provided with an end face shoulder, this end face shoulder bears against the front end surface of described main spindle box 1 backward, locating flange 8 is fixedly installed in the front end surface of described main spindle box 1 by screw and is pressed against the front end of described sleeve 5, together with described end face shoulder, axial limiting is carried out to sleeve 5, when main shaft High Rotation Speed, bearing produces amount of heat, work spindle 6 and sleeve 5 can be extended, the extending structure in rear end is fixed by front end, can ensure that the workpiece that front-end of spindle clamps can not produce position skew, improve machining accuracy, the central through hole of described locating flange 8 is stretched out in the front end of described main shaft, and be provided with the chuck mounting flange 2 of annular, described locating flange 8 is provided with the air duct 7 that outlet is positioned at its front end face, blown to outlet by air duct 7, hermetic seal is carried out to the space between the front end face of locating flange 8 and the rear end face of the chuck mounting flange 2 of described front-end of spindle, described annular end cap 4 is provided with central through hole, described annular end cap 4 mounts cover the rear end in described sleeve 5, the rear end inner chamber of sleeve 5 is sealed, common prevention aerosol enters barrel bore, avoid the pollution corrosion to main shaft and bearing group, described main spindle box is provided with built-in motor installation cavity, and the air pipe line that outlet is arranged in motor installation cavity is set, described motor 3 is installed in described motor installation cavity, by air pipe line to motor installation cavity input gases at high pressure, hermetic seal is carried out to the gap between motor installation cavity and the external world, can prevent grinding aerosol from corroding the pollution of motor 3, and take away the heat that motor 3 distributes, ensure the operating ambient temperature of motor 3.
Claims (1)
1. grinding machine workpiece spindle device, comprise main spindle box, work spindle and motor, be in transmission connection by belt gear between work spindle rear end and motor, it is characterized in that: described grinding machine workpiece spindle device also comprises sleeve, locating flange and annular end cap, described work spindle is supported by former and later two bearing group and is threaded onto sleeve hollow cavity, sleeve is threaded onto in the spindle hole of main spindle box, the periphery of barrel forward end is provided with an end face shoulder, this end face shoulder bears against the front end surface of described main spindle box backward, locating flange is fixedly installed in the front end surface of described main spindle box by screw and is pressed against the front end of described sleeve, when main shaft High Rotation Speed, bearing produces amount of heat, work spindle and sleeve can be extended, make described work spindle and sleeve be front end and fix the extending structure in rear end, the central through hole of described locating flange is stretched out in the front end of described main shaft, and be provided with the chuck mounting flange of annular, described locating flange is provided with the air duct that outlet is positioned at its front end face, blown to outlet by air duct, hermetic seal is carried out to the space between locating flange front end face and the chuck mounting flange rear end face of described front-end of spindle, described annular end cap is provided with central through hole, described annular end cap mounts cover the rear end in described sleeve, described main spindle box is provided with built-in motor installation cavity, and the air pipe line that outlet is arranged in motor installation cavity is set, described motor is installed in described motor installation cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420684947.4U CN204195496U (en) | 2014-11-16 | 2014-11-16 | Grinding machine workpiece spindle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420684947.4U CN204195496U (en) | 2014-11-16 | 2014-11-16 | Grinding machine workpiece spindle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204195496U true CN204195496U (en) | 2015-03-11 |
Family
ID=52653495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420684947.4U Expired - Fee Related CN204195496U (en) | 2014-11-16 | 2014-11-16 | Grinding machine workpiece spindle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204195496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105150005A (en) * | 2015-08-18 | 2015-12-16 | 长飞光纤光缆股份有限公司 | Combined shaft system for vertical feeding mechanism |
-
2014
- 2014-11-16 CN CN201420684947.4U patent/CN204195496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105150005A (en) * | 2015-08-18 | 2015-12-16 | 长飞光纤光缆股份有限公司 | Combined shaft system for vertical feeding mechanism |
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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: 20150311 Termination date: 20161116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |