CN203600053U - Special grinding tool motorized spindle - Google Patents
Special grinding tool motorized spindle Download PDFInfo
- Publication number
- CN203600053U CN203600053U CN201320764086.6U CN201320764086U CN203600053U CN 203600053 U CN203600053 U CN 203600053U CN 201320764086 U CN201320764086 U CN 201320764086U CN 203600053 U CN203600053 U CN 203600053U
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- CN
- China
- Prior art keywords
- bearing
- back casing
- procapsid
- bearing group
- end cap
- 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 - Lifetime
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- 239000000428 dust Substances 0.000 claims abstract description 8
- 108090000565 Capsid Proteins Proteins 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 7
- 230000005389 magnetism Effects 0.000 claims description 6
- 238000003754 machining Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model relates to a grinding motorized spindle, in particular to a special grinding tool motorized spindle. The special grinding tool motorized spindle comprises a shell, a rotor shaft, a rotor component, a stator component and bearing packs, wherein the shell comprises a front shell and a rear shell, the front bearing pack is installed in the center of the front end of the front shell, the supporting bearing pack is installed in the center of the rear end of the front shell, an inner sleeve is arranged inside the rear shell, a large end cover is arranged at the rear end of the rear shell, a rear bearing is installed in the center of the outer side of the large end cover, a rear lock nut is arranged on the outer side of the rear bearing, and a small dust cover is fixedly arranged on the portion, on the outer side of the rear lock nut, of the center of the large end cover through fasteners. The special grinding tool motorized spindle can penetrate into a deep hole or parts with the large depth to carry out machining, the problem that the interior of the parts cannot be easily machined is solved, rigidity of the special grinding tool motorized spindle can be ensured, and the machining accuracy of the special grinding tool motorized spindle is further improved.
Description
Technical field
The utility model relates to a kind of grinding electric main shaft, the extraordinary electric main shaft of especially a kind of cutter grinding.
Background technology
As long as grinding electric main shaft is applied to the grinding to parts, but the most structure of current grinding electric main shaft is all more single, all make thicker cylindric, like this in deep hole processing inside or the larger parts of depth ratio, common electric main shaft is difficult to can not complete processing even at all, the scope of application of grinding electric main shaft just reduces greatly like this, makes troubles to electric main shaft user enterprise simultaneously.
utility model content
Goal of the invention of the present utility model is to overcome the defect that prior art exists, thereby realizes a kind of extraordinary electric main shaft of cutter grinding of wide accommodation.
For achieving the above object, the technical solution of the utility model is: the extraordinary electric main shaft of a kind of cutter grinding, comprise housing, armature spindle, rotor part and stator component, bearing group, described housing comprises procapsid and back casing, procapsid and back casing are fixed by securing member, and the diameter of procapsid is less than the diameter of back casing; The leading section center of described procapsid is provided with fore bearing group, and described fore bearing group is socketed on the shaft shoulder of armature spindle, and the end of procapsid is provided with labyrinth sealing mechanism outside described fore bearing group; Described procapsid rearward end center is provided with spring bearing group, and spring bearing group left side is provided with middle locking nut; Described back casing inside is provided with inner sleeve, described stator component is arranged on inner sleeve inner side, rotor part is arranged on the armature spindle of stator component inner side, the rearward end of described back casing is provided with large end cap, outside large end cap, heart portion is provided with rear bearing, the arranged outside of described rear bearing has rear locking nut, and rear locking nut outside large end cap heart portion is fixedly installed little dust cap by securing member.
The bearing of described fore bearing group and spring bearing group is angular contact ball bearing, and between bearing, be respectively arranged with dottle pin, described fore bearing group comprises three bearings, and two, outside bearing arranges and outward opening in the same way, and one of inner side bearing is contrary with two, outside bearing opening direction; Described spring bearing group comprises two bearings, and two bearings arranges dorsad.
Described labyrinth sealing mechanism comprises end cap, retainer plate and securing member, the top of described retainer plate is provided with through hole, retainer plate is fixed on procapsid end by the securing member arranging in through hole, described end cap is fastened on the outside of retainer plate, retainer plate and end cap cooperation place arrange and are provided with the step groove cooperatively interacting, described end cap lower end is provided with securing member perpendicular to the setting of armature spindle direction, and end cap and retainer plate are fixed together.
Between described little dust cap and rear bearing, be provided with the Sealing shield ring of ring-type, the top correspondence of described back casing and inner sleeve is provided with positioning screw hole, and described positioning screw hole inside is provided with bolt, and stator component is withstood in described bolt lower end.
Described back casing inside is provided with magnetism servo-electric motor water-cooling, described magnetism servo-electric motor water-cooling comprises water inlet, delivery port, water cavity and limbers, described water inlet and delivery port are all arranged on back casing end, and water cavity is arranged on back casing madial wall, and water inlet and delivery port are communicated with water cavity by limbers respectively.
Described securing member is bolt.
The beneficial effects of the utility model:
1. the extraordinary electric main shaft of cutter grinding of the present utility model, housing comprises procapsid and back casing, and the diameter of procapsid is less than the diameter of back casing, elongated procapsid can make electric main shaft go deep into deep hole inside or the larger parts inside of depth ratio processes, and has solved the unmanageable difficult problem of these inside parts.
2. the extraordinary electric main shaft of cutter grinding of the present utility model, procapsid rearward end center is provided with spring bearing group, has guaranteed the rigidity of main shaft by the method for increase intermediate supports, thereby has further improved the machining accuracy of electric main shaft.
Accompanying drawing explanation
Fig. 1 is the structural representation of the back casing end of the extraordinary electric main shaft of cutter grinding;
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1.
The specific embodiment
Also by specific embodiment the extraordinary electric main shaft of cutter grinding of the present utility model is done to more detailed description below in conjunction with accompanying drawing.
Embodiment 1:
Referring to Fig. 1-2: 1-housing, 101-procapsid, 102-back casing, 2-armature spindle, 3-rotor part, 4-stator component, 5-fore bearing group, 6-labyrinth sealing mechanism, 601-end cap, 602-retainer plate, 603-securing member, 7-spring bearing group, locking nut in 8-, 9-inner sleeve, the large end cap of 10-, 11-rear bearing, locking nut after 12-, the little dust cap of 13-, 14-dottle pin, 15-Sealing shield ring, 16-bolt, 17-magnetism servo-electric motor water-cooling, 171-water inlet, 172-delivery port, 173-water cavity, 174-limbers.
The extraordinary electric main shaft of cutter grinding of the present utility model, comprise housing 1, armature spindle 2, rotor part 3 and stator component 4, bearing group, described housing 1 comprises procapsid 101 and back casing 102, and procapsid 101 and back casing 102 are fixed by securing member, and the diameter of procapsid 101 is less than the diameter of back casing 102; The leading section center of described procapsid 102 is provided with fore bearing group 5, and described fore bearing group 5 is socketed on the shaft shoulder of armature spindle 2, and the end of described fore bearing group 5 outside procapsids 101 is provided with labyrinth sealing mechanism 6; Described procapsid 101 rearward end centers are provided with spring bearing group 7, and spring bearing group 7 left sides are provided with middle locking nut 8; Described back casing 102 inside are provided with inner sleeve 9, described stator component 4 is arranged on inner sleeve 9 inner sides, rotor part 3 is arranged on the armature spindle 2 of stator component 4 inner sides, the rearward end of described back casing 102 is provided with large end cap 10, large end cap 10 outside heart portions are provided with rear bearing 11, the arranged outside of described rear bearing 11 has rear locking nut 12, and rear locking nut 12 outside large end cap 10 heart portions are fixedly installed little dust cap 13 by securing member.
The bearing of described fore bearing group 5 and spring bearing group 7 is angular contact ball bearing, and between bearing, be respectively arranged with dottle pin 14, described fore bearing group comprises three bearings, and two, outside bearing arranges and outward opening in the same way, and one of inner side bearing is contrary with two, outside bearing opening direction; Described spring bearing group 7 comprises two bearings, and two bearings arranges dorsad.
Described labyrinth sealing mechanism 6 comprises end cap 601, retainer plate 602 and securing member 603, the top of described retainer plate 602 is provided with through hole, retainer plate 602 is fixed on procapsid 101 ends by the securing member 603 arranging in through hole, described end cap 601 is fastened on the outside of retainer plate 602, retainer plate 602 and end cap 601 cooperation places arrange and are provided with the step groove cooperatively interacting, described end cap 601 lower ends are provided with securing member 603 perpendicular to armature spindle 2 direction settings, end cap 601 and retainer plate 602 are fixed together, and described securing member 603 is bolt.
Between described little dust cap 13 and rear bearing 11, be provided with the Sealing shield ring 15 of ring-type, the top correspondence of described back casing 102 and inner sleeve 9 is provided with positioning screw hole, described positioning screw hole inside is provided with bolt 16, and stator component 4 is withstood in described bolt 16 lower ends.
Described back casing 102 inside are provided with magnetism servo-electric motor water-cooling 17, described magnetism servo-electric motor water-cooling comprises water inlet 171, delivery port 172, water cavity 173 and limbers 174, described water inlet 171 and delivery port 172 are all arranged on back casing 102 ends, water cavity 173 is arranged on back casing 102 madial walls, and water inlet 171 and delivery port 172 are communicated with water cavity 173 by limbers 174 respectively.
Claims (6)
1. the extraordinary electric main shaft of cutter grinding, comprises housing, armature spindle, rotor part and stator component, bearing group, is characterized in that: described housing comprises procapsid and back casing, procapsid and back casing are fixed by securing member, and the diameter of procapsid is less than the diameter of back casing; The leading section center of described procapsid is provided with fore bearing group, and described fore bearing group is socketed on the shaft shoulder of armature spindle, and the end of procapsid is provided with labyrinth sealing mechanism outside described fore bearing group; Described procapsid rearward end center is provided with spring bearing group, and spring bearing group left side is provided with middle locking nut; Described back casing inside is provided with inner sleeve, described stator component is arranged on inner sleeve inner side, rotor part is arranged on the armature spindle of stator component inner side, the rearward end of described back casing is provided with large end cap, outside large end cap, heart portion is provided with rear bearing, the arranged outside of described rear bearing has rear locking nut, and rear locking nut outside large end cap heart portion is fixedly installed little dust cap by securing member.
2. according to the extraordinary electric main shaft of the cutter grinding of claim 1, it is characterized in that: the bearing of described fore bearing group and spring bearing group is angular contact ball bearing, and between bearing, be respectively arranged with dottle pin, described fore bearing group comprises three bearings, two bearings in outside arrange and outward opening in the same way, and one of inner side bearing is contrary with two, outside bearing opening direction; Described spring bearing group comprises two bearings, and two bearings arranges dorsad.
3. according to the extraordinary electric main shaft of the cutter grinding of claim 1, it is characterized in that: described labyrinth sealing mechanism comprises end cap, retainer plate and securing member, the top of described retainer plate is provided with through hole, retainer plate is fixed on procapsid end by the securing member arranging in through hole, described end cap is fastened on the outside of retainer plate, retainer plate and end cap cooperation place arrange and are provided with the step groove cooperatively interacting, described end cap lower end is provided with securing member perpendicular to the setting of armature spindle direction, and end cap and retainer plate are fixed together.
4. according to the extraordinary electric main shaft of the cutter grinding of claim 1, it is characterized in that: the Sealing shield ring that is provided with ring-type between described little dust cap and rear bearing, the top correspondence of described back casing and inner sleeve is provided with positioning screw hole, described positioning screw hole inside is provided with bolt, and stator component is withstood in described bolt lower end.
5. according to the extraordinary electric main shaft of the cutter grinding of claim 1, it is characterized in that: described back casing inside is provided with magnetism servo-electric motor water-cooling, described magnetism servo-electric motor water-cooling comprises water inlet, delivery port, water cavity and limbers, described water inlet and delivery port are all arranged on back casing end, water cavity is arranged on back casing madial wall, and water inlet and delivery port are communicated with water cavity by limbers respectively.
6. according to the extraordinary electric main shaft of the cutter grinding described in claim 1 or 3, it is characterized in that: described securing member is bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764086.6U CN203600053U (en) | 2013-11-29 | 2013-11-29 | Special grinding tool motorized spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320764086.6U CN203600053U (en) | 2013-11-29 | 2013-11-29 | Special grinding tool motorized spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203600053U true CN203600053U (en) | 2014-05-21 |
Family
ID=50712752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320764086.6U Expired - Lifetime CN203600053U (en) | 2013-11-29 | 2013-11-29 | Special grinding tool motorized spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203600053U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962900A (en) * | 2014-05-22 | 2014-08-06 | 郭鑫 | Main shaft device for rounding machine |
| CN104551981A (en) * | 2014-12-24 | 2015-04-29 | 上海交通大学 | Precision grinding and detection integrated electric spindle |
| CN104669109A (en) * | 2015-01-22 | 2015-06-03 | 德州德隆(集团)机床有限责任公司 | Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing |
-
2013
- 2013-11-29 CN CN201320764086.6U patent/CN203600053U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962900A (en) * | 2014-05-22 | 2014-08-06 | 郭鑫 | Main shaft device for rounding machine |
| CN104551981A (en) * | 2014-12-24 | 2015-04-29 | 上海交通大学 | Precision grinding and detection integrated electric spindle |
| CN104551981B (en) * | 2014-12-24 | 2017-01-25 | 上海交通大学 | Precision grinding and detection integrated electric spindle |
| CN104669109A (en) * | 2015-01-22 | 2015-06-03 | 德州德隆(集团)机床有限责任公司 | Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing |
| CN104669109B (en) * | 2015-01-22 | 2017-02-22 | 德州德隆(集团)机床有限责任公司 | Machining assisting tool and machining method of partitioning pad of paired angle contact ball bearings, partitioning pad and paired angle contact ball bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |