CN107553164A - A kind of rotary star covers milling fixture - Google Patents
A kind of rotary star covers milling fixture Download PDFInfo
- Publication number
- CN107553164A CN107553164A CN201710857830.XA CN201710857830A CN107553164A CN 107553164 A CN107553164 A CN 107553164A CN 201710857830 A CN201710857830 A CN 201710857830A CN 107553164 A CN107553164 A CN 107553164A
- Authority
- CN
- China
- Prior art keywords
- fixture
- rotating shaft
- interior
- fixed
- retractor device
- 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.)
- Pending
Links
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a kind of rotary star to cover milling fixture, belong to the processing machinery field of cage universal joint, include outer fixture and interior fixture, the interior fixture and outer fixture are provided with quantity identical clamping jaw, backing plate is provided between the clamping jaw of interior fixture, also include pedestal, the pedestal is provided with through hole, a rotating shaft is fixed with by bearing in through hole, on the plectane at the top that the outer fixture is fixed on rotating shaft, the bottom of rotating shaft is fixed with retractor device, the rotating shaft is hollow cast, the bottom that the expansion link of retractor device passes after rotating shaft and plectane with interior fixture from bottom to top is mutually fixed, the lateral surface of rotating shaft is provided with a circle rack, oil cylinder with gear racks is fixed with pedestal, the rack of oil cylinder with gear racks is meshed with the rack of rotating shaft.The characteristics of present invention according to inner race is centrosymmetric structure, control fixture rotate, and realize 360 ° of Milling Process of inner race, and the interior fixture after improving has the characteristics that easy clamping, efficiency high, the degree of accuracy are high.
Description
Technical field
The present invention relates to the processing machinery field of cage universal joint, more particularly to a kind of rotary star set milling fixture.
Background technology
Cage（cage）Also referred to as " constant velocity cardan joint " is the important component in car drivetrain system, and its effect is to start
The power of machine is delivered to two front vehicle wheels from speed changer, and driving car is run at high speed.Wherein, inner race is one of them of cage
Very important part.
Application No. CN201520374415.5 patent of invention discloses a kind of star sleeve clamp in the prior art, solves
It is existing be all by carrying out the inner race of clamping by hand in process, efficiency is low and with compared with high safety hidden danger
Problem, basis is provided for the automated exchanged cutter of inner race.
In reality in the Milling Processes of inner race, although inner race, milling process can be clamped using the fixture
The angle of middle needs constantly adjustment inner race, to complete to process single inner race 360 ° omni-directional, process complexity is cumbersome, efficiency
It is low.
Interior fixture setting additionally, due to the fixture is unreasonable, and during automated exchanged cutter, inner race often occur can not
Smoothly quickly it is put on interior fixture, causes mechanically actuated to slip up, effective milling can not be carried out.
The content of the invention
The defects of technical problems to be solved by the invention are to overcome prior art, propose a kind of rotary star set milling
Fixture is cut, the characteristics of according to inner race being centrosymmetric structure, control fixture rotates, and realizes that 360 ° of millings of inner race add
Work, and the interior fixture after improvement has the characteristics that easy clamping, efficiency high, the degree of accuracy are high.
Technical scheme：
A kind of rotary star covers milling fixture, and comprising outer fixture and interior fixture, the interior fixture and outer fixture are provided with quantity phase
With clamping jaw, be provided with backing plate between the clamping jaw of interior fixture, also include pedestal, the pedestal is provided with through hole, passed through in through hole
Bearing is fixed with a rotating shaft, and on the plectane at the top that the outer fixture is fixed on rotating shaft, the bottom of rotating shaft is fixed with flexible dress
Put, the rotating shaft is hollow cast, and the expansion link of retractor device passes the bottom with interior fixture after rotating shaft and plectane from bottom to top
Portion is mutually fixed, and the lateral surface of rotating shaft is provided with a circle rack, is fixed with oil cylinder with gear racks on pedestal, the rack of oil cylinder with gear racks and rotating shaft
Rack is meshed.
Further, the clamping jaw of the interior fixture is provided with the bar-shaped trough of vertical direction, and the pole of backing plate passes through bar-shaped trough
Mutually fixed by bolt and outer fixture, under the retractor device elongation state, pole is located at the bottom of bar-shaped trough, and retractor device is stretched
Under long status, pole is located at the top of bar-shaped trough.
Further, embedded inclined-plane is provided with the interior collar extension at the top of the clamping jaw of the interior fixture.
Further, the clamping jaw of the interior fixture is made up of elastic steel sheet, does not stress under state, natural bent outward varicose
Open.
Further, the retractor device is cylinder, motor or oil cylinder.
Compared with prior art, the present invention on pedestal by setting the rotating shaft that can freely rotate, and fixture is set
At the top of rotating shaft, retractor device is arranged at the bottom of rotating shaft, and by the pipeline in rotating shaft by interior fixture and retractor device phase
Connection, then set oil cylinder with gear racks to be meshed with the rack set on the outside of rotating shaft on pedestal, promoted in use, starting retractor device
Interior fixture stretches out, and the interior fixture of elastic steel sheet design is flared out in the case where no external force clamps, is put into star automatically
Set, restart retractor device recovery, interior fixture is pulled in outer fixture, be clamped fixation, start milling, in milling process
In, by controlling oil cylinder with gear racks to drive fixture to rotate, 360 ° of disposable Milling Process, the bar-shaped trough of interior fixture are carried out to inner race
It ensure that interior fixture can be moved freely up and down and space to contract with the design of the pole of backing plate, the clamping to inner race is more
Fastening, the design on the insertion inclined-plane of interior clamp top, for guide inner race downwards be embedded in fixture clamping jaw among.The present invention
The characteristics of according to inner race being centrosymmetric structure, control fixture rotate, and realize 360 ° of Milling Process of inner race, and change
Interior fixture after entering has the characteristics that easy clamping, efficiency high, the degree of accuracy are high.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is clamp structure schematic diagram in this practicality.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment 1：
A kind of rotary star covers milling fixture, and comprising outer fixture 1 and interior fixture 2, the interior fixture 2 and the tool of outer clip 1 are provided with number
Identical clamping jaw is measured, backing plate 21 is provided between the clamping jaw of interior fixture, also includes pedestal 3, the pedestal 3 is provided with through hole, leads to
A rotating shaft 4 is fixed with by bearing in hole, on the plectane at the top that the outer fixture 1 is fixed on rotating shaft 4, the bottom of rotating shaft 4
Retractor device 5 is fixed with, the rotating shaft 4 is hollow cast, and the expansion link 51 of retractor device 5 passes the He of rotating shaft 4 from bottom to top
Bottom after plectane with interior fixture 2 is mutually fixed, and the lateral surface of rotating shaft 4 is provided with a circle rack 41, and oil cylinder with gear racks is fixed with pedestal 3
6, the rack 61 of oil cylinder with gear racks 6 is meshed with the rack 41 of rotating shaft 4.
Further, the clamping jaw of the interior fixture 2 is provided with the bar-shaped trough 22 of vertical direction, and the pole 23 of backing plate 21 passes through
Bar-shaped trough 22 is fixed by bolt and the outer phase of fixture 1, and under the elongation state of retractor device 5, pole 23 is located at bar-shaped trough 22
Bottom, under the elongation state of retractor device 5, pole 23 is located at the top of bar-shaped trough 22.
Further, embedded inclined-plane 24 is provided with the interior collar extension at the top of the clamping jaw of the interior fixture 2.
Further, the clamping jaw of the interior fixture 2 is made up of elastic steel sheet, does not stress under state, natural bent outward varicose
Open.
Further, the retractor device 5 is cylinder, motor or oil cylinder.
Compared with prior art, the present invention on pedestal by setting the rotating shaft that can freely rotate, and fixture is set
At the top of rotating shaft, retractor device is arranged at the bottom of rotating shaft, and by the pipeline in rotating shaft by interior fixture and retractor device phase
Connection, then set oil cylinder with gear racks to be meshed with the rack set on the outside of rotating shaft on pedestal, promoted in use, starting retractor device
Interior fixture stretches out, and the interior fixture of elastic steel sheet design is flared out in the case where no external force clamps, is put into star automatically
Set, restart retractor device recovery, interior fixture is pulled in outer fixture, be clamped fixation, start milling, in milling process
In, by controlling oil cylinder with gear racks to drive fixture to rotate, 360 ° of disposable Milling Process, the bar-shaped trough of interior fixture are carried out to inner race
It ensure that interior fixture can be moved freely up and down and space to contract with the design of the pole of backing plate, the clamping to inner race is more
Fastening, the design on the insertion inclined-plane of interior clamp top, for guide inner race downwards be embedded in fixture clamping jaw among.The present invention
The characteristics of according to inner race being centrosymmetric structure, control fixture rotate, and realize 360 ° of Milling Process of inner race, and change
Interior fixture after entering has the characteristics that easy clamping, efficiency high, the degree of accuracy are high.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The present invention is not by upper
State the limitation of embodiment, merely illustrating the principles of the invention described in above-described embodiment and specification, do not depart from the present invention
Various changes and modifications of the present invention are possible on the premise of spirit and scope, and these changes and improvements both fall within claimed sheet
In the range of invention.The claimed scope of the invention is defined by appended claims and its equivalent.
Claims (5)
1. a kind of rotary star covers milling fixture, comprising outer fixture and interior fixture, the interior fixture and outer fixture are provided with quantity
Identical clamping jaw, backing plate is provided between the clamping jaw of interior fixture, it is characterised in that：Also include pedestal, the pedestal is provided with logical
Hole, a rotating shaft is fixed with by bearing in through hole, on the plectane at the top that the outer fixture is fixed on rotating shaft, the bottom of rotating shaft
It is fixed with retractor device, the rotating shaft is hollow cast, after the expansion link of retractor device passes rotating shaft and plectane from bottom to top
Mutually fixed with the bottom of interior fixture, the lateral surface of rotating shaft is provided with a circle rack, and oil cylinder with gear racks is fixed with pedestal, oil cylinder with gear racks
Rack is meshed with the rack of rotating shaft.
A kind of 2. rotary star set milling fixture as claimed in claim 1, it is characterised in that：On the clamping jaw of the interior fixture
Bar-shaped trough provided with vertical direction, the pole of backing plate are mutually fixed through bar-shaped trough by bolt and outer fixture, the retractor device
Under elongation state, pole is located at the bottom of bar-shaped trough, and under retractor device elongation state, pole is located at the top of bar-shaped trough.
A kind of 3. rotary star set milling fixture as claimed in claim 1, it is characterised in that：The clamping jaw of the interior fixture
Embedded inclined-plane is provided with the interior collar extension at top.
A kind of 4. rotary star set milling fixture as claimed in claim 1, it is characterised in that：The clamping jaw of the interior fixture by
Elastic steel sheet is made, and does not stress under state, is bent outwardly opening naturally.
A kind of 5. rotary star set milling fixture as claimed in claim 1 or 2, it is characterised in that：The retractor device is
Cylinder, motor or oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710857830.XA CN107553164A (en) | 2017-09-21 | 2017-09-21 | A kind of rotary star covers milling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710857830.XA CN107553164A (en) | 2017-09-21 | 2017-09-21 | A kind of rotary star covers milling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107553164A true CN107553164A (en) | 2018-01-09 |
Family
ID=60982289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710857830.XA Pending CN107553164A (en) | 2017-09-21 | 2017-09-21 | A kind of rotary star covers milling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107553164A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372340A (en) * | 2020-11-04 | 2021-02-19 | 温州大学激光与光电智能制造研究院 | Spherical machine tool fixture |
| CN114871958A (en) * | 2022-03-31 | 2022-08-09 | 大族激光科技产业集团股份有限公司 | Clamping jaw device and processing equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201389741Y (en) * | 2009-04-10 | 2010-01-27 | 马鞍山市鹏远锻压设备科技有限公司 | Numerically-controlled sawing processing machine tool for metal ring-shaped parts |
| CN203265676U (en) * | 2013-05-29 | 2013-11-06 | 湖北精川智能装备股份有限公司 | Clamping tool for automatic assembly of piston of braking calipers |
| CN204672996U (en) * | 2015-06-02 | 2015-09-30 | 瑞安市巨佳数控机床有限公司 | A kind of inner race fixture |
| CN207272753U (en) * | 2017-09-21 | 2018-04-27 | 安徽力成机械装备有限公司 | A kind of rotary star covers milling fixture |
-
2017
- 2017-09-21 CN CN201710857830.XA patent/CN107553164A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201389741Y (en) * | 2009-04-10 | 2010-01-27 | 马鞍山市鹏远锻压设备科技有限公司 | Numerically-controlled sawing processing machine tool for metal ring-shaped parts |
| CN203265676U (en) * | 2013-05-29 | 2013-11-06 | 湖北精川智能装备股份有限公司 | Clamping tool for automatic assembly of piston of braking calipers |
| CN204672996U (en) * | 2015-06-02 | 2015-09-30 | 瑞安市巨佳数控机床有限公司 | A kind of inner race fixture |
| CN207272753U (en) * | 2017-09-21 | 2018-04-27 | 安徽力成机械装备有限公司 | A kind of rotary star covers milling fixture |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112372340A (en) * | 2020-11-04 | 2021-02-19 | 温州大学激光与光电智能制造研究院 | Spherical machine tool fixture |
| CN114871958A (en) * | 2022-03-31 | 2022-08-09 | 大族激光科技产业集团股份有限公司 | Clamping jaw device and processing equipment |
| CN114871958B (en) * | 2022-03-31 | 2024-05-10 | 大族激光科技产业集团股份有限公司 | Clamping jaw device and processing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207272753U (en) | A kind of rotary star covers milling fixture | |
| CN103192366B (en) | Manipulator capable of rotating continuously | |
| CN2744227Y (en) | Hair brush automatic sequence circulating product line feeding working device | |
| CN205394744U (en) | Machine is got rid of to festival in bamboo | |
| EP4000479A3 (en) | Preparing a beverage by centrifugation | |
| CN107553164A (en) | A kind of rotary star covers milling fixture | |
| CN205057699U (en) | Quick burring device of automation of powder metallurgy product | |
| CN108907598A (en) | A kind of rotatable fixed device of welding shaft part | |
| CN202147192U (en) | Flywheel bur removing device | |
| CN107552847A (en) | A kind of inner race milling machine of stereo rotating | |
| CN207431352U (en) | A kind of inner race milling machine of stereo rotating | |
| CN203648795U (en) | Multi-station glue-injection machine for shell of filter | |
| CN205739381U (en) | The fixed middle rotary apparatus of colyliform object | |
| CN105618650B (en) | A kind of steel production is with the plant equipment for making steel shape function | |
| CN104074880A (en) | Fast locking clutch with adjustable transmission force | |
| CN205438079U (en) | Criticize cutting edge of a knife or a sword device | |
| CN104233656A (en) | Sewing machine and automatic thread trimming device thereof | |
| CN205098985U (en) | Install in clamping device of carousel | |
| CN203764956U (en) | Squirrel-cage rotor post-machining machine | |
| CN207642669U (en) | A kind of revolution rotation processing unit (plant) | |
| CN207606681U (en) | A kind of part device for clamping and rotating | |
| CN207975917U (en) | A kind of oil thrower for brake disc | |
| CN205804901U (en) | A kind of clamping device of decorative panel for building | |
| CN104088931A (en) | Clutch capable of achieving quick locking | |
| CN206273498U (en) | A kind of modified profiling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180109 |
|
| WD01 | Invention patent application deemed withdrawn after publication |