CN206794781U - A kind of chuck gasket ring of high-speed electric main shaft - Google Patents
A kind of chuck gasket ring of high-speed electric main shaft Download PDFInfo
- Publication number
- CN206794781U CN206794781U CN201720621790.4U CN201720621790U CN206794781U CN 206794781 U CN206794781 U CN 206794781U CN 201720621790 U CN201720621790 U CN 201720621790U CN 206794781 U CN206794781 U CN 206794781U
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- chuck
- gasket ring
- main shaft
- shaft core
- axle
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Abstract
It the utility model is related to a kind of chuck gasket ring of high-speed electric main shaft；Including the spindle assemblies being arranged in main shaft body, spindle assemblies include axle despot, chuck gasket ring and the collet chuck being arranged at respectively positioned at same axle center in shaft core, chuck gasket ring is provided with screwed hole, and the end of axle despot is fixedly installed in by screwed hole, chuck gasket ring is arranged between shaft core and collet chuck, chuck gasket ring is provided with several symmetrical blind-hole types and tears knife groove open, tears knife groove open and is circumferentially uniformly distributed on chuck gasket ring；The beneficial effects of the utility model are presented as：Chuck gasket ring is set in the axle of traditional electro spindle, shell fragment is set to keep suitable pretightning force, there is unexpected axial slip in axle despot when preventing from changing cutter, while reduces the contact wear between collet chuck rear end face and shaft core, greatly increases the radial rigidity and machining accuracy of collet chuck and main shaft, and its is simple in construction, it is easy to process, convenient disassembly, extends the service life of shell fragment, and increase main shaft operation stability, it is practical.
Description
Technical field
A kind of electric main shaft structure is the utility model is related to, refers in particular to a kind of chuck pad for the high-speed electric main shaft for being used to be machined
Ring.
Background technology
In the prior art, the collet chuck of collet-type high-speed electric main shaft is all directly threadedly to be connected with axle despot
Connect, collet chuck rear end face coordinates with the plane contact in shaft core, and main shaft in the course of the work, it is empty to disconnect axle despot's drive cylinder compression
Gas, cylinder piston power plate retraction, collet chuck are tightened up, and clamp cutter, are sleeved on the shell fragment of axle despot rear end under collet chuck stretching action
Axial tensile force can be produced, prevents cutter from producing the axial slip relative to main shaft, when needing to change cutter, opens axle despot's driving
The compressed air of cylinder, cylinder piston power plate stretch out, and impeller-hub despot's compression shell fragment, collet chuck are released into shaft core certain distance, cylinder
Folder opens, you can and cutter to be pulled down, still, is disconnected suddenly if tearing knife exhaust hood compressed air open, shell fragment pretightning force will rapidly disappear,
Band moving axis despot is returned to nature, can cause to be unable to normal mounting cutter, be not easy to the dismounting of cutter, it is pre- not meet shell fragment yet
Clamp force requirement, axle despot is set to produce axial slip, poor practicability.
Utility model content
In order to solve the above problems, the utility model aims to provide a kind of electric main shaft structure, refers in particular to a kind of machinery that is used for and adds
The chuck gasket ring of the high-speed electric main shaft of work.
Above-mentioned purpose is realized, the technical solution adopted in the utility model is：A kind of chuck gasket ring of high-speed electric main shaft, including
The spindle assemblies being arranged in main shaft body, the spindle assemblies include the axle being arranged at respectively positioned at same axle center in shaft core
Despot, chuck gasket ring and collet chuck, the chuck gasket ring are provided with screwed hole, and the end of the axle despot is fixedly installed in by screwed hole
Portion, the chuck gasket ring are arranged between the shaft core and the collet chuck, and it is symmetrical that the chuck gasket ring is provided with several
Blind-hole type tear knife groove open, the knife groove of tearing open is circumferentially uniformly distributed on the chuck gasket ring, and the knife groove of tearing open
External arc is respectively positioned in same circumferential plane, and the diameter of the circumferential plane is less than the diameter of chuck gasket ring.
Wherein, wherein one end of the chuck gasket ring is bonded to each other with the shaft core, and the other end mutually pastes with the collet chuck
Close, four are provided with the contact surface of the chuck gasket ring and the collet chuck and symmetrical described tears knife groove, the chuck open
The external diameter of gasket ring is more than the external diameter of the collet chuck, and the shaft core is provided with inner circle stage portion, and the chuck gasket ring is axially positioned on
In the inner circle stage portion of the shaft core.
Wherein, pretension elastic component is provided between the axle despot and the shaft core, wherein one end of the pretension elastic component is supported
Seized by force in the axle, the other end is butted in the shaft core.
The beneficial effects of the utility model are presented as：The utility model aims to provide a kind of chuck pad of high-speed electric main shaft
Ring, chuck gasket ring is set in the axle of traditional electro spindle, shell fragment is kept suitable pretightning force, axle is seized by force out when preventing from changing cutter
Existing unexpected axial slip, while the contact wear between collet chuck rear end face and shaft core is reduced, greatly increase collet chuck and master
The radial rigidity and machining accuracy of axle, and its is simple in construction, is easy to process, convenient disassembly, extends the service life of shell fragment, and
Increase main shaft operation stability, it is practical.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model chuck gasket ring.
Structural representation when Fig. 2 is the utility model collet chuck closure state.
Structural representation when Fig. 3 is the utility model collet chuck releasing orientation.
Accompanying drawing marks explanation：
1- main shaft bodies；2- spindle assemblies；3- shaft cores；4- axles are seized by force；5- chuck gasket rings；6- collet chucks；7- screwed holes；8- tears knife open
Groove；9- stage portions；10- elastic components.
Embodiment
Describe specific embodiment of the present utility model in detail below in conjunction with the accompanying drawings：
As Figure 1-3, the chuck gasket ring of a kind of high-speed electric main shaft, including the spindle assemblies being arranged in main shaft body 1
2, the spindle assemblies 2 include axle despot 4, chuck gasket ring 5 and the collet chuck 6 being arranged at respectively positioned at same axle center in shaft core 3, institute
State chuck gasket ring 5 and be provided with screwed hole 7, and the end of the axle despot 4, the chuck gasket ring 5 are fixedly installed in by screwed hole 7
It is arranged between the shaft core 3 and the collet chuck 6, the chuck gasket ring 5 is provided with several symmetrical blind-hole types and tears knife open
Groove 8, the knife groove 8 of tearing open are circumferentially uniformly distributed on the chuck gasket ring 5, and it is described tear knife groove 8 open external arc it is equal
In same circumferential plane, the diameter of the circumferential plane is less than the diameter of chuck gasket ring 5.
Wherein, wherein one end of the chuck gasket ring 5 is bonded to each other with the shaft core 3, and the other end and the collet chuck 6 are mutual
Fitting, be provided with the contact surface of the chuck gasket ring 5 and the collet chuck 6 four it is symmetrical it is described tear knife groove 8 open, it is described
The external diameter of chuck gasket ring 5 is more than the external diameter of the collet chuck 6, and the shaft core 3 is provided with inner circle stage portion 9, the axle of chuck gasket ring 5
To being positioned in the inner circle stage portion 9 of the shaft core 3.
Wherein, pretension elastic component 10 is provided between the axle despot 4 and the shaft core 3, the pretension elastic component 10 is wherein
One end is butted on the axle despot 4, and the other end is butted in the shaft core 3.
The utility model has carried out being mutually matched property due to chuck gasket ring 5 and shaft core 3, axle despot 4, collet chuck 6 and elastic component 10
Design, elastic component 10 is remained suitable pretightning force, beneficial to the service life of elastic component 10 is improved, axle despot was 4 all the time both
Determine to move in scope, be conveniently replaceable cutter, while the upper and lower end face of chuck pad 5 is kept with shaft core 3 and the contact surface of collet chuck 6 respectively
High-precision surface coordinate, and its external diameter be slightly larger than the end of collet chuck 6 external diameter, to holding shaft despot 4 axial movement, holding shaft despot 4 with
The concentricity of collet chuck 6 all plays important support effect, adds main shaft radial rigidity, reduces in axle despot 4, collet chuck 6 and shaft core 3
Round unexpected contact friction probability, meets machining accuracy demand, and four of chuck gasket ring 5 to tear knife groove 8 open circumferentially uniform
Distribution, and its external arc belongs to same periphery altogether, diameter is slightly less than chuck gasket ring external diameter, and non-radial insertion, and this design makes
The integral rigidity of chuck gasket ring 5 improves, and is unlikely to deform, its planar support to collet chuck 6 is effectively ensured, the inner circle of shaft core 3 is from it
The abrasion brought after deformation.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made any
Limitation, the technical staff of the industry, under the inspiration of the technical program, some deformations and modification can be made, it is every according to this
Any modification, equivalent variations and the modification that embodiment of the technical spirit of utility model to more than is made, still fall within this practicality
In the range of new technique scheme.
Claims (3)
1. a kind of chuck gasket ring of high-speed electric main shaft, including the spindle assemblies being arranged in main shaft body, it is characterised in that：It is described
Spindle assemblies include axle despot, chuck gasket ring and the collet chuck being arranged at respectively positioned at same axle center in shaft core, the chuck gasket ring
Screwed hole is provided with, and the end of the axle despot is fixedly installed in by screwed hole, the chuck gasket ring is arranged at the shaft core
Between the collet chuck, the chuck gasket ring is provided with several symmetrical blind-hole types and tears knife groove open, described to tear knife groove open
Circumferentially it is uniformly distributed on the chuck gasket ring, and the external arc for tearing knife groove open is respectively positioned in same circumferential plane, should
The diameter of circumferential plane is less than the diameter of chuck gasket ring.
A kind of 2. chuck gasket ring of high-speed electric main shaft according to claim 1, it is characterised in that：The chuck gasket ring is wherein
One end is bonded to each other with the shaft core, and the other end is bonded to each other with the collet chuck, chuck gasket ring contact with the collet chuck
Be provided with face four it is symmetrical it is described tear knife groove open, the external diameter of the chuck gasket ring is more than the external diameter of the collet chuck, institute
State shaft core and be provided with inner circle stage portion, the chuck gasket ring is axially positioned in the inner circle stage portion of the shaft core.
A kind of 3. chuck gasket ring of high-speed electric main shaft according to claim 1, it is characterised in that：The axle despot and the shaft core
Between be provided with pretension elastic component, wherein one end of the pretension elastic component is butted on the axle despot, and the other end is butted in the shaft core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720621790.4U CN206794781U (en) | 2017-06-01 | 2017-06-01 | A kind of chuck gasket ring of high-speed electric main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720621790.4U CN206794781U (en) | 2017-06-01 | 2017-06-01 | A kind of chuck gasket ring of high-speed electric main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206794781U true CN206794781U (en) | 2017-12-26 |
Family
ID=60744241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720621790.4U Active CN206794781U (en) | 2017-06-01 | 2017-06-01 | A kind of chuck gasket ring of high-speed electric main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206794781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917257A (en) * | 2021-01-27 | 2021-06-08 | 诸暨市惠田机电制造有限公司 | Metal pipe polishing device for hardware mechanical fittings |
-
2017
- 2017-06-01 CN CN201720621790.4U patent/CN206794781U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917257A (en) * | 2021-01-27 | 2021-06-08 | 诸暨市惠田机电制造有限公司 | Metal pipe polishing device for hardware mechanical fittings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 414000 building 27, Zhuoda Jingu entrepreneurship Park, high tech Industrial Development Zone, Jinlong Town, Xiangyin County, Yueyang City, Hunan Province Patentee after: Yueyang Xianlong Motor Co.,Ltd. Address before: 523000 3rd floor, building g, 182 Kwai Tsing Road, Qinghuang Village Industrial Zone, Qingxi Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN XIANLONG MOTOR CO.,LTD. |