CN202428534U - Fettling machine spindle mechanism - Google Patents
Fettling machine spindle mechanism Download PDFInfo
- Publication number
- CN202428534U CN202428534U CN2011205697396U CN201120569739U CN202428534U CN 202428534 U CN202428534 U CN 202428534U CN 2011205697396 U CN2011205697396 U CN 2011205697396U CN 201120569739 U CN201120569739 U CN 201120569739U CN 202428534 U CN202428534 U CN 202428534U
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- Prior art keywords
- bearing
- seal
- main shaft
- movable sealing
- static seal
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- Expired - Fee Related
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Abstract
The utility model relates to a fettling machine spindle mechanism. The fettling machine spindle mechanism comprises a bearing seat, a bearing component, a drive component, a seal component and a spindle, wherein the bearing seat is sleeved on the outer side of the spindle, the drive component is arranged at the lower end of the spindle, the upper end of the spindle is used for installing a transition plate, the bearing component comprises a first bearing, a bearing inner sleeve, a bearing outer sleeve, a second bearing and a third bearing from bottom to top, outer rings of the first bearing, the bearing outer sleeve, the second bearing and the third bearing are respectively fixedly connected with the bearing seat, inner rings of the first bearing, the bearing inner sleeve, the second bearing and the third bearing are respectively fixedly connected with the spindle, the first bearing and the second bearing are deep groove ball bearings with a same specification, the third bearing is a thrust roller bearing, and the seal component includes a lower seal component arranged at the lower end of the first bearing and an upper seal component disposed at the upper end of the second bearing. According to the fettling machine spindle mechanism, the technical problem of a poor sealing effect of the fettling machine spindle is solved, and a plurality of seal grooves are superposed to form a multilayer seal so that the dustproof effect can be greatly achieved.
Description
Technical field
The utility model relates to the trimming machine field, relates in particular to the trimming machine mainshaft mechanism.
Background technology
The trimming machine main shaft is one of the critical piece of the nucleus equipment-numerical control trimming machine of high tension insulator industry, and it is used to support large-scale electric porcelain insulator and insulated porcelain sleeve and drives the at the uniform velocity stable rotation of workpiece.But the dust during trimming machine work is too many, invades easily in the bearing of trimming machine main shaft, influences the operate as normal of trimming machine.
Summary of the invention
The purpose of the utility model provides a kind of trimming machine mainshaft mechanism, and it has solved the technical problem of existing trimming machine main shaft seal weak effect.
The technical solution of the utility model:
A kind of trimming machine mainshaft mechanism; Comprise bearing block 2, bearing assembly, driven unit, black box and main shaft 12, its special character is: said bearing sleeve is in the main shaft outside, and said driven unit is arranged on the main shaft lower end; The upper end of said main shaft is used to be provided with transition disc 13
Said bearing assembly comprises clutch shaft bearing 21, bearing inner sleeve 4 and bearing outside 3, second bearing 5 and the 3rd bearing 7 from bottom to top, and the outer ring of said clutch shaft bearing, bearing outside, second bearing and the 3rd bearing is connected with bearing block respectively; The inner ring of said clutch shaft bearing, bearing inner sleeve, second bearing and the 3rd bearing is connected with main shaft respectively; Said clutch shaft bearing is the identical deep groove ball bearing of specification with second bearing, and said the 3rd bearing is a thrust roller bearing;
Said black box comprises lower seal assembly that is arranged on the clutch shaft bearing lower end and the last black box that is arranged on second bearing upper end.
The following static seal 15 that above-mentioned lower seal assembly comprises the following movable sealing 14 that is connected with the clutch shaft bearing inner ring, is connected with the bearing block bottom surface; Be labyrinth seal between said movable sealing down and the following static seal; Said go up black box comprise with the 3rd bearing inner race be connected go up in movable sealing 11 and last outer movable sealing 9, with the bearing block end face be connected go up in static seal 10 and last outer static seal 20; Be labyrinth seal between movable sealing and the upward interior static seal in said the going up; Be labyrinth seal between said outer movable sealing and the last outer static seal.
Above-mentioned movable sealing 14 down is positioned at the top of static seal 15 down; Said outer movable sealing 9 is positioned at the top of outer static seal 20, and movable sealing 11 is positioned at the below of static seal 10 in said the going up.
Above-mentioned driven unit comprises belt pulley 1 and belt pulley gland 19, and said belt pulley is enclosed within the main shaft lower end, and said belt pulley gland is fixed on belt pulley on the main shaft, is provided with screw 17 and disk spring 18 between said belt pulley gland and the main shaft lower surface.
What comprise also that four of being arranged on the bearing block outside are uniformly distributed with scrapes hawk 8.
The advantage that the utility model had:
1, to adopt the stack of a plurality of seal grooves to form multi-layer sealed for the black box of the utility model, can finely prevent dust.
2, the 3rd bearing of the utility model adopts thrust roller bearing, and the contact of employing line realizes to the axial support of main shaft and realize aligning that frictional force is little.The clutch shaft bearing of the utility model and second bearing rationally distribute, and are used for supports main shaft and lasting accuracy.
3, be provided with disk spring between the utility model belt pulley and the main shaft, prevent main axis jerking.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Wherein Reference numeral is: 1-belt pulley, 2-bearing block, 3-bearing outside, 4-bearing inner sleeve, 5-second bearing; The 6-bearing pressure ring, 7-the 3rd bearing, 8-scrapes hawk, the last outer movable sealing of 9-, the last interior static seal of 10-, movable sealing in 11-is last; The 12-main shaft, 13-transition disc, movable sealing under the 14-, static seal under the 15-, 17-screw; The 18-disk spring, 19-belt pulley gland, the last outer static seal of 20-, 21-clutch shaft bearing.
The specific embodiment
As shown in Figure 1, a kind of trimming machine mainshaft mechanism comprises bearing block 2, bearing assembly, driven unit, black box and main shaft 12; Said bearing sleeve is in the main shaft outside; Said driven unit is arranged on the main shaft lower end, and the upper end of said main shaft is used to be provided with transition disc 13
Said bearing assembly comprises clutch shaft bearing 21, bearing inner sleeve 4 and bearing outside 3, second bearing 5 and the 3rd bearing 7 from bottom to top, and the outer ring of said clutch shaft bearing, bearing outside, second bearing and the 3rd bearing is connected with bearing block respectively; The inner ring of said clutch shaft bearing, bearing inner sleeve, second bearing and the 3rd bearing is connected with main shaft respectively; Said clutch shaft bearing is the identical deep groove ball bearing of specification with second bearing, and said the 3rd bearing is a thrust roller bearing;
Said black box comprises lower seal assembly that is arranged on the clutch shaft bearing lower end and the last black box that is arranged on second bearing upper end.
The following static seal 15 that the lower seal assembly comprises the following movable sealing 14 that is connected with the clutch shaft bearing inner ring, is connected with the bearing block bottom surface; Be labyrinth seal between said movable sealing down and the following static seal; Said go up black box comprise with the 3rd bearing inner race be connected go up in movable sealing 11 and last outer movable sealing 9, with the bearing block end face be connected go up in static seal 10 and last outer static seal 20; Be labyrinth seal between movable sealing and the upward interior static seal in said the going up; Be labyrinth seal between said outer movable sealing and the last outer static seal.
Driven unit comprises belt pulley 1 and belt pulley gland 19, and said belt pulley is enclosed within the main shaft lower end, and said belt pulley gland is fixed on belt pulley on the main shaft, is provided with screw 17 and disk spring 18 between said belt pulley gland and the main shaft lower surface.
What comprise also that four of being arranged on the bearing block outside are uniformly distributed with scrapes hawk 8.
Mechanism mainly contains compositions such as bearing block, three cover bearings, main shaft, belt pulley and gland, labyrinth seal.Bearing block is used to install main shaft, spring bearing; Load capacity and moment of torsion etc., bearing are used for supports main shaft and lasting accuracy, main shaft be used for supporting workpiece and and workpiece rotate together; Belt pulley drives main axis rotation, and it is inner that labyrinth seal works mainly to prevent that dust from getting into main shaft.Scrape hawk and be used to stir main shaft dust on every side, be convenient to air exhauster and take dust away.The effect of bearing pressure ring 6 is spring bearing inner rings.
Claims (5)
1. trimming machine mainshaft mechanism; Comprise bearing block (2), bearing assembly, driven unit, black box and main shaft (12), it is characterized in that: said bearing sleeve is in the main shaft outside, and said driven unit is arranged on the main shaft lower end; The upper end of said main shaft is used to be provided with transition disc (13)
Said bearing assembly comprises clutch shaft bearing (21), bearing inner sleeve (4) and bearing outside (3), second bearing (5) and the 3rd bearing (7) from bottom to top, and the outer ring of said clutch shaft bearing, bearing outside, second bearing and the 3rd bearing is connected with bearing block respectively; The inner ring of said clutch shaft bearing, bearing inner sleeve, second bearing and the 3rd bearing is connected with main shaft respectively; Said clutch shaft bearing is the identical deep groove ball bearing of specification with second bearing, and said the 3rd bearing is a thrust roller bearing;
Said black box comprises lower seal assembly that is arranged on the clutch shaft bearing lower end and the last black box that is arranged on second bearing upper end.
2. trimming machine mainshaft mechanism according to claim 1 is characterized in that: the following static seal (15) that said lower seal assembly comprises the following movable sealing (14) that is connected with the clutch shaft bearing inner ring, is connected with the bearing block bottom surface; Be labyrinth seal between said movable sealing down and the following static seal; Said go up black box comprise with the 3rd bearing inner race be connected go up in movable sealing (11) and last outer movable sealing (9), the upward interior static seal (10) and the last outer static seal (20) that are connected with the bearing block end face; Be labyrinth seal between movable sealing and the upward interior static seal in said the going up; Be labyrinth seal between said outer movable sealing and the last outer static seal.
3. trimming machine mainshaft mechanism according to claim 2 is characterized in that: said movable sealing (14) down is positioned at the top of static seal (15) down; Said outer movable sealing (9) is positioned at the top of outer static seal (20), and movable sealing (11) is positioned at the below of static seal (10) in said the going up.
4. according to claim 1 or 2 or 3 described trimming machine mainshaft mechanisms; It is characterized in that: said driven unit comprises belt pulley (1) and belt pulley gland (19); Said belt pulley is enclosed within the main shaft lower end; Said belt pulley gland is fixed on belt pulley on the main shaft, is provided with screw (17) and disk spring (18) between said belt pulley gland and the main shaft lower surface.
5. trimming machine mainshaft mechanism according to claim 4 is characterized in that: what comprise also that four of being arranged on the bearing block outside are uniformly distributed with scrapes hawk (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205697396U CN202428534U (en) | 2011-12-21 | 2011-12-21 | Fettling machine spindle mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205697396U CN202428534U (en) | 2011-12-21 | 2011-12-21 | Fettling machine spindle mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202428534U true CN202428534U (en) | 2012-09-12 |
Family
ID=46778005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205697396U Expired - Fee Related CN202428534U (en) | 2011-12-21 | 2011-12-21 | Fettling machine spindle mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202428534U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392143A (en) * | 2016-12-12 | 2017-02-15 | 鲁东大学 | Clamping mechanism of mechanical main shaft for drilling and tapping center machine tool |
| CN106891020A (en) * | 2017-03-07 | 2017-06-27 | 广州市昊志机电股份有限公司 | A kind of impact resistance air-flotation electric spindle |
-
2011
- 2011-12-21 CN CN2011205697396U patent/CN202428534U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392143A (en) * | 2016-12-12 | 2017-02-15 | 鲁东大学 | Clamping mechanism of mechanical main shaft for drilling and tapping center machine tool |
| CN106392143B (en) * | 2016-12-12 | 2019-05-17 | 鲁东大学 | A kind of brill attacks center machine tool mechanical main shaft clamping device |
| CN106891020A (en) * | 2017-03-07 | 2017-06-27 | 广州市昊志机电股份有限公司 | A kind of impact resistance air-flotation electric spindle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHAANXI AEROSPACE ELECTROMECHANICAL + ENVIRONMENTA Free format text: FORMER OWNER: XI'AN AEROSPACE PROPULSION TESTING TECHNIQUE INSTITUTE Effective date: 20130207 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710100 XI'AN, SHAANXI PROVINCE TO: 710000 XI'AN, SHAANXI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130207 Address after: 710000, Shaanxi, Changan District, Xi'an Aerospace base, No. 289 West Road Patentee after: Shaanxi Aerospace Electromechanical Environmental Engineering Designing Institute Co., Ltd. Address before: 710100 Changan District, Shaanxi, Yuhang street, No. 18, No. Patentee before: Xi'an Aerospace Propulsion Testing Technique Institute |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20181221 |