CN208352056U - A kind of revolution magnechuck main shaft device - Google Patents
A kind of revolution magnechuck main shaft device Download PDFInfo
- Publication number
- CN208352056U CN208352056U CN201820849042.6U CN201820849042U CN208352056U CN 208352056 U CN208352056 U CN 208352056U CN 201820849042 U CN201820849042 U CN 201820849042U CN 208352056 U CN208352056 U CN 208352056U
- Authority
- CN
- China
- Prior art keywords
- bearing
- capping
- magnetically attractive
- hollow matrix
- axle center
- 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
Links
Abstract
The utility model discloses a kind of revolution magnechuck main shaft devices, comprising: magnetically attractive shaft, magnetism-isolating loop, magnet ring, pull rod, axle center, bearing and hollow matrix；The magnetically attractive shaft and the pull rod penetrate the hollow matrix；The first end of the magnetically attractive shaft is fixedly connected with the first end of the pull rod；The first end of the hollow matrix is arranged in the second end of the magnetically attractive shaft；The first end of the hollow matrix has cavity；The magnet ring and the magnetism-isolating loop are set in the magnetically attractive shaft, and are arranged in the cavity from inside to outside；The axle center is set on the pull rod；The bearing is arranged between the inner wall of the hollow matrix and the axle center.Since the utility model acts on installation way using electric magnetically attractive field, it is thus achieved that convenient clamping.Further, since by the direct-connected rotary main shaft of magnetically attractive shaft (pull rod), it is thus achieved that high-precision, stability and consistency of the product in clamping process.
Description
Technical field
The utility model relates to spindle technology field more particularly to a kind of revolution magnechuck main shaft devices.
Background technique
There are many kinds of current installation way, generally uses chuck form clamping, and the clamping form clamping is complicated, clamping is smart
It spends that low, clamping stability is poor, is unable to satisfy specific product demand.
Utility model content
The utility model by providing a kind of revolution magnechuck main shaft device, solve clamping in the prior art it is complicated,
Clamping precision is low, clamping stability difference technical problem, the skill for realizing convenient clamping, improving clamping precision and clamping stability
Art effect.
The utility model provides a kind of revolution magnechuck main shaft device, comprising: magnetically attractive shaft, magnetism-isolating loop, magnet ring, drawing
Bar, axle center, bearing and hollow matrix；
The magnetically attractive shaft and the pull rod penetrate the hollow matrix；The first end and the drawing of the magnetically attractive shaft
The first end of bar is fixedly connected；The first end of the hollow matrix is arranged in the second end of the magnetically attractive shaft；The middle space base
The first end of body has cavity；The magnet ring and the magnetism-isolating loop are set in the magnetically attractive shaft, and institute is arranged in from inside to outside
It states in cavity；The axle center is set on the pull rod；The bearing be arranged in the hollow matrix inner wall and the axle center
Between.
Further, further includes: the first precompressed nut and the second precompressed nut；The bearing includes: first bearing and
Two bearings；The inner wall of the hollow matrix has boss structure；The first bearing and the second bearing are respectively sleeved at described
The both ends in axle center；There is external screw thread on the axle center；The first precompressed nut is set in the first end in the axle center；Described
First face of one bearing is contacted with the first precompressed nut, the second face of the first bearing and the first of the boss structure
Face contact；The second precompressed nut is set in the second end in the axle center；First face of the second bearing and described second
The contact of precompressed nut, the second face of the second bearing and the second face contact of the boss structure.
Further, the hollow matrix includes: connection sheath, the first capping, the second capping and shell；The connection shield
The first end of set is connect with the first end of first capping；The second end of first capping and the first end of the shell connect
It connects；The second end of the shell is arranged in second capping；The connection sheath has the cavity；The inner wall of the shell has
The boss structure.
Further, the connection sheath is bolted with first capping；The shell and second envelope
Lid is also by being bolted.
Further, the connection sheath is welded and fixed with first capping；The shell and second capping are welded
Connect fixation.
Further, further includes: gasket；The connection of first capping and the shell is arranged in the gasket
Place.
The one or more technical solutions provided in the utility model, have at least the following technical effects or advantages:
Since the utility model acts on installation way using electric magnetically attractive field, it is thus achieved that convenient clamping.In addition, by
In by the direct-connected rotary main shaft of magnetically attractive shaft (pull rod), the structure of power drive mechanism is simplified, the stability of structure is enhanced, prevented
Stopped the generation of the rotation displacement caused by rotation, it is thus achieved that high-precision of the product in clamping process, stability and
Consistency.
Detailed description of the invention
Fig. 1 is the sectional view of revolution magnechuck main shaft device provided by the embodiment of the utility model；
Wherein, 1- magnetically attractive shaft, 2- magnetism-isolating loop, 3- magnet ring, 4- pull rod, the axle center 5-, 6- the first precompressed nut, 7- second are pre-
Press nut, 8- first bearing, 9- second bearing, 10- connection sheath, the capping of 11- first, the capping of 12- second, 13- shell, 14-
Bolt, 15- gasket.
Specific embodiment
The utility model embodiment solves clamping in the prior art by providing a kind of revolution magnechuck main shaft device
It is complicated, clamping precision is low, clamping stability difference technical problem, realize convenient clamping, improve clamping precision and clamping stabilization
The technical effect of property.
The technical scheme in the embodiment of the utility model is to solve the above problems, general thought is as follows:
Since the utility model acts on installation way using electric magnetically attractive field, it is thus achieved that convenient clamping.In addition, by
In by the direct-connected rotary main shaft of magnetically attractive shaft (pull rod), the structure of power drive mechanism is simplified, the stability of structure is enhanced, prevented
Stopped the generation of the rotation displacement caused by rotation, it is thus achieved that high-precision of the product in clamping process, stability and
Consistency.
Above-mentioned technical proposal in order to better understand, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
Referring to Fig. 1, revolution magnechuck main shaft device provided by the embodiment of the utility model, comprising: magnetically attractive shaft 1, every
Magnet ring 2, magnet ring 3, pull rod 4, axle center 5, bearing and hollow matrix；Magnetically attractive shaft 1 and pull rod 4 penetrate hollow matrix；Magnetically attractive turns
The first end of axis 1 is fixedly connected with the first end of pull rod 4；The first end of hollow matrix is arranged in the second end of magnetically attractive shaft 1；In
The first end of space base body has cavity；Magnet ring 3 and magnetism-isolating loop 2 are set in magnetically attractive shaft 1, and are arranged from inside to outside in the cavities；
Axle center 5 is set on pull rod 4；Bearing is arranged between the inner wall of hollow matrix and axle center 5.
The structure of the utility model embodiment is specifically described, further includes: the first precompressed nut 6 and the second precompressed spiral shell
Mother 7；Bearing includes: first bearing 8 and second bearing 9；The inner wall of hollow matrix has boss structure；First bearing 8 and the second axis
Hold 9 both ends for being respectively sleeved at axle center 5；There is external screw thread on axle center 5；First precompressed nut 6 is set in the first end in axle center 5；
First face of first bearing 8 is contacted with the first precompressed nut 6, the second face of first bearing 8 and the first face contact of boss structure；
Second precompressed nut 7 is set in the second end in axle center 5；First face of second bearing 9 is contacted with the second precompressed nut 7, the second axis
Hold 9 the second face and the second face contact of boss structure.
The structure of hollow matrix is specifically described, hollow matrix includes: connection sheath 10, first capping 11, second
Capping 12 and shell 13；The first end for connecting sheath 10 is connect with the first end of the first capping 11；The second end of first capping 11
It is connect with the first end of shell 13；The second end of shell 13 is arranged in second capping 12；Connection sheath 10 has cavity；Shell 13
Inner wall has boss structure.
In the present embodiment, connection sheath 10 is connect with the first capping 11 by bolt 14；Shell 13 and the second capping 12
It is connected also by bolt 14.
Or,
Connection sheath 10 is welded and fixed with the first capping 11；Shell 13 is also welded and fixed with the second capping 12.
In order to reinforce the leakproofness of the utility model embodiment, further includes: gasket 15；Gasket 15 is arranged in the first envelope
The junction of lid 11 and shell 13.
In the present embodiment, gasket 15 is rubber sheet gasket, asbestos washer or aramid fiber gasket.
The working principle of the utility model embodiment is illustrated:
First it is powered, pull rod 4 and axle center 5 drive magnetically attractive shaft 1 to rotate, meanwhile, magnetically attractive shaft 1 generates in the case where energization
Electromagnetic force lives absorption of workpieces, realizes the clamping to workpiece.Workpiece follows magnetically attractive shaft 1 to rotate together, carries out processing work
Industry.After processing is completed, it powers off, magnetically attractive shaft 1 is stopped rotating, and electromagnetic force disappears, and workpiece falls off, and completes process.
[technical effect]
1, since the utility model embodiment acts on installation way using electric magnetically attractive field, it is thus achieved that convenient dress
Folder.Further, since 1 direct-connected rotary main shaft (pull rod 4) of magnetically attractive shaft is simplified the structure of power drive mechanism, enhancing finishes
The stability of structure, it is therefore prevented that the generation of the rotation displacement caused by rotation, it is thus achieved that height of the product in clamping process
Precision, stability and consistency.
2, by the use to the first precompressed nut 6 and the second precompressed nut 7, first bearing 8 and second bearing 9 are carried out
Locking, further improves the stability of the utility model embodiment clamping.
3, by the use to gasket 15, the leakproofness of the utility model embodiment is strengthened.
Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic
Creative concept, then additional changes and modifications may be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the scope of the utility model.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (6)
1. a kind of revolution magnechuck main shaft device characterized by comprising magnetically attractive shaft, magnetism-isolating loop, magnet ring, pull rod, axis
The heart, bearing and hollow matrix；
The magnetically attractive shaft and the pull rod penetrate the hollow matrix；The first end of the magnetically attractive shaft and the pull rod
First end is fixedly connected；The first end of the hollow matrix is arranged in the second end of the magnetically attractive shaft；The hollow matrix
First end has cavity；The magnet ring and the magnetism-isolating loop are set in the magnetically attractive shaft, and the sky is arranged in from inside to outside
In chamber；The axle center is set on the pull rod；The bearing is arranged between the inner wall of the hollow matrix and the axle center.
2. main shaft device as described in claim 1, which is characterized in that further include: the first precompressed nut and the second precompressed nut；
The bearing includes: first bearing and second bearing；The inner wall of the hollow matrix has boss structure；The first bearing and institute
State the both ends that second bearing is respectively sleeved at the axle center；There is external screw thread on the axle center；The first precompressed nut is arranged
First end in the axle center；First face of the first bearing is contacted with the first precompressed nut, the first bearing
First face contact in the second face and the boss structure；The second precompressed nut is set in the second end in the axle center；It is described
First face of second bearing is contacted with the second precompressed nut, and the of the second face of the second bearing and the boss structure
Two face contacts.
3. main shaft device as claimed in claim 2, which is characterized in that the hollow matrix includes: connection sheath, the first envelope
Lid, the second capping and shell；The first end of the connection sheath is connect with the first end of first capping；First capping
Second end connect with the first end of the shell；The second end of the shell is arranged in second capping；The connection shield
It is cased with the cavity；The inner wall of the shell has the boss structure.
4. main shaft device as claimed in claim 3, which is characterized in that the connection sheath and first capping pass through bolt
Connection；The shell is with second capping also by being bolted.
5. main shaft device as claimed in claim 3, which is characterized in that the connection sheath and the first capping welding are solid
It is fixed；The shell is welded and fixed with second capping.
6. main shaft device as claimed in claim 3, which is characterized in that further include: gasket；The gasket is arranged described
The junction of first capping and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820849042.6U CN208352056U (en) | 2018-05-31 | 2018-05-31 | A kind of revolution magnechuck main shaft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820849042.6U CN208352056U (en) | 2018-05-31 | 2018-05-31 | A kind of revolution magnechuck main shaft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208352056U true CN208352056U (en) | 2019-01-08 |
Family
ID=64891763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820849042.6U Expired - Fee Related CN208352056U (en) | 2018-05-31 | 2018-05-31 | A kind of revolution magnechuck main shaft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208352056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020237580A1 (en) * | 2019-05-30 | 2020-12-03 | 哈尔滨工业大学（深圳） | Rotary joint electromagnetic locking device and rotary joint |
-
2018
- 2018-05-31 CN CN201820849042.6U patent/CN208352056U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020237580A1 (en) * | 2019-05-30 | 2020-12-03 | 哈尔滨工业大学（深圳） | Rotary joint electromagnetic locking device and rotary joint |
| US11295883B2 (en) | 2019-05-30 | 2022-04-05 | Harbin Institute Of Technology, Shenzhen | Rotary joint electromagnetic locking device and rotary joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209256357U (en) | A kind of numerically-controlled machine tool clamping device convenient for clamping | |
| CN104440896A (en) | Cylindrical coordinate robot | |
| CN208352056U (en) | A kind of revolution magnechuck main shaft device | |
| CN103595211B (en) | Three sections of pivot structures of high-speed permanent magnetic synchronous motor | |
| CN106499774B (en) | A kind of transmission decelerating device | |
| CN209638325U (en) | Miniature reducer with big speed ratio | |
| CN103867553A (en) | Improved split-type shaft | |
| CN203278456U (en) | External rotor DC brushless motor with high load intensity | |
| CN216086384U (en) | Electric putter that structural strength is high | |
| CN211163770U (en) | Assembly fixture for roller shaft and roller sleeve of printing rubber roller | |
| CN208331177U (en) | Plane harmonic wave retarder | |
| CN208842112U (en) | A kind of easy-to-dismount engraving machine electro spindle | |
| CN203230757U (en) | Pressure arm applied to axial air chamber double-push-rod pneumatic disc type brake | |
| CN206913182U (en) | A kind of robot base partial joint structure | |
| CN203747604U (en) | Three-section rotary shaft structure of high-speed permanent magnet synchronous motor | |
| CN206908445U (en) | A kind of clamping device for motor | |
| CN218254917U (en) | Rotating wheel equipment device convenient and rapid to overhaul | |
| CN206326601U (en) | A kind of rotary swing mechanism, robot arm and robot for robot arm | |
| CN204322075U (en) | A kind of cylindrical coordinates robot | |
| CN214412502U (en) | Canned motor pump stalling frock | |
| CN212044328U (en) | Turning plate device for furniture production and manufacturing | |
| CN214560040U (en) | A grinding machine positioner for magnetite production | |
| CN209520612U (en) | A kind of fixture | |
| CN212982369U (en) | Synchronous elevating gear of mariages thick stick | |
| CN216396549U (en) | Drum-type grinding equipment for soft magnetic composite material powder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20190108 Termination date: 20200531 |