CN105196170B - Duplicate gear fixture - Google Patents
Duplicate gear fixture Download PDFInfo
- Publication number
- CN105196170B CN105196170B CN201510510672.1A CN201510510672A CN105196170B CN 105196170 B CN105196170 B CN 105196170B CN 201510510672 A CN201510510672 A CN 201510510672A CN 105196170 B CN105196170 B CN 105196170B
- Authority
- CN
- China
- Prior art keywords
- claw
- rotating disk
- duplicate gear
- backward
- pedestal
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
Abstract
The invention discloses a kind of duplicate gear fixture, forward and backward clamp system including the rotating disk on lathe, on rotating disk, the front clamp mechanism includes the uniform radially movable front claw of multiple circumferences, clamp system includes the uniform radially movable rear claw of multiple circumferences after described, and the forward and backward claw respectively circumferentially clamps the front and rear gear part of duplicate gear.The front and rear gear part of duplicate gear is circumferentially clamped by before and after the claw, clamping force is big, and is adapted to the different gears that external diameter changes greatly, simultaneously, before and after the claw is installed on rotating disk, and before and after the claw axiality is good, high with the coaxial precision of machine tool chief axis after duplicate gear positioning.
Description
Technical field
The present invention relates to duplicate gear fixture.
Background technology
Application of the duplicate gear in the various engineering machinery such as gearbox is very extensive.In the processing of gear, in order to protect
The requirement of the radial run-out of duplex-gear wheel rim is demonstrate,proved, needs to process through overground endoporus after heat treatment.Existing grinding machine is in mill duplex
Fixture system self-made tooling during bore, its is complicated, and centering precision is poor, and manual operation process is complicated inconvenient, handling
Time-consuming length, labor strength are big.CN103707183A discloses a kind of fixture of duplicate gear, including chuck body, Gu
It is scheduled on grinding machine, stepped hole is provided with inwall, and the stepped hole is taper, and duplicate gear is arranged in chuck body,
And set respectively on the gear at duplicate gear both ends and keep circle and retainer ring, keep snare to keep the circle of circle on gear
Be evenly arranged with block bead on week, retainer ring be fixed on it is described keep circle outside, the periphery of retainer ring is and the chuck body
The conical surface that is adapted of stepped hole taper surface, radial load is applied to retainer ring by the conical surface and the gear of duplicate gear is clamped by block bead
Portion, only it is set to compress duplicate gear by conical surface adjustment block bead, thrust is small, and the external diametrical extent for the duplicate gear that can be processed
It is smaller, the Gear Processing that external diameter changes greatly can not be adapted to.
The content of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of duplicate gear fixture, is adapted to external diameter
The different gears changed greatly, and circumferential clamping force is bigger.
The duplicate gear fixture of the present invention, including the rotating disk on lathe, the forward and backward clamping machine on rotating disk
Structure, the front clamp mechanism include the uniform radially movable front claw of multiple circumferences, and the rear clamp system includes multiple
Circumferential uniform radially movable rear claw, the forward and backward claw respectively circumferentially clamp the front and rear gear part of duplicate gear.
Further, the forward and backward claw quantity is identical, and is circumferentially uniformly arranged alternately between forward and backward claw.
Further, the front clamp mechanism also includes the preceding pedestal relative with front claw position being located on rotating disk and preceding
The preceding slide radially slided on pedestal, the front claw are located on preceding slide；Clamp system also includes on rotating disk after described
The rear pedestal relative with rear claw position and the rear slide that is radially slided on rear pedestal, the rear claw be located at rear slide
On.
Further, the front clamp mechanism also includes the anterior elastic membrane piece between rotating disk and preceding pedestal；Pressed from both sides after described
Tight mechanism also includes the Descemet's membrane piece between rotating disk and rear pedestal.
Further, in addition to by all preceding pedestals and rear pedestal the ring body to link together, the forward and backward slide are respectively positioned on
Within ring body inner ring, the inside of the ring body has the forward and backward circular passage connected with extraneous hydraulic power；In the ring body by
Inner ring is to being provided with the preceding radial passage relative with preceding slide between preceding circular passage, have can for hydraulic packing in the preceding radial passage
The preceding fore-set that slide moves radially before stretching out and driving within to ring body inner ring；In the ring body by inner ring to rear circular passage it
Between be provided with rear radial passage, it is described after have can be to stretching out within ring body inner ring and slide footpath after driving for hydraulic packing in radial passage
To mobile rear fore-set.
Beneficial effects of the present invention：The duplicate gear fixture of the present invention, including rotating disk on lathe, installed in turning
Forward and backward clamp system on disk, the front clamp mechanism includes the uniform radially movable front claw of multiple circumferences, after described
Clamp system includes the uniform radially movable rear claw of multiple circumferences, and the forward and backward claw is respectively by before duplicate gear
Backgear portion circumferentially clamps.The front and rear gear part of duplicate gear is circumferentially clamped by before and after the claw, clamping force is big, and can be with
The different gears that external diameter changes greatly are adapted to, meanwhile, before and after the claw is installed on rotating disk, and before and after the claw axiality is good, duplex
It is high with the coaxial precision of machine tool chief axis after gear positioning.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the front view of the present invention；
Fig. 2 is the side view of the present invention.
Embodiment
Below with reference to accompanying drawing, the present invention is described in detail, as shown in the figure：The duplicate gear fixture of the present embodiment, bag
Rotating disk 1 is included, rotating disk 1 is installed on lathe by bolt, can be with lathe main axis.On the turntable 1 be provided with forward and backward clamp system 2,
3, the front clamp mechanism 2 includes the uniform radially movable front claw 201 of three circumferences, i.e., two neighboring front claw 201
Angle with the line of centres of rotating disk 1 is 120 °, it is described after after clamp system 3 includes uniform radially movable of three circumferences
Claw 301, i.e., two neighboring rear claw 301 and the angle of the line of centres of rotating disk 1 are also 120 °, and forward and backward claw 201,301
Between it is circumferential be uniformly arranged alternately, that is, the angle between adjacent front claw 201 and rear claw 301 is 60 °.Certainly, it is preceding
The quantity and distribution form of rear claw 201,301 are not limited to the mode in the present embodiment, can be depending on different operating modes.Before
Rear claw axial location is relative with the front and rear gear part 110,120 of duplicate gear 100 respectively, and three front claws 201 are radially inwards
When mobile, the inner face of front claw 201 contacts the outer peripheral face of the nipper wheel portion 110 with duplicate gear 100, and by before three
The radial pressure of claw 201 circumferentially clamps the nipper wheel portion 110 of duplicate gear 100, and similarly, the inner face of rear claw 301 will
Contacted with the outer peripheral face in the backgear portion 120 of duplicate gear 100, and by the radial pressures of three rear claws 301 by duplex-gear
The backgear portion 120 of wheel 100 is circumferential to be clamped.By before and after the claw 201,301 by the front and rear gear part 110 of duplicate gear 100,
120 circumferentially clamp and position, and make duplicate gear fixed, and before and after the claw 201,301 is installed in rotating disk 1, front and rear card
The axiality of pawl 201,301 is high, and after duplicate gear 100 positions, the axiality of duplicate gear 100 and machine tool chief axis is high, so exists
Hole, the isostructural precision height of keyway are processed on duplicate gear.
As the further improvement of above-mentioned technical proposal, the front clamp mechanism 2 also include on the rotating disk 1 with preceding card
The relative preceding pedestal 202 in pawl position and the preceding slide 203 radially slided on preceding pedestal 202, the front claw 201 is positioned at advancing slip
On seat 203；Clamp system 3 also includes the rear pedestal 302 relative with rear claw position being located on rotating disk 1 and in rear base after described
The rear slide 303 radially slided on seat 302, the rear claw 301 are located on rear slide 303.
As the further improvement of above-mentioned technical proposal, the front clamp mechanism 2 is also included positioned at rotating disk 1 and preceding pedestal
Anterior elastic membrane piece 204 between 202；Clamp system 3 also includes the rear elasticity between rotating disk 1 and rear pedestal 302 after described
Diaphragm 304, front and rear flexible sheet 204,304 can buffer the forward and backward slide on front and rear pedestal 202,302 and front and rear pedestal
203rd, 303 and forward and backward claw 201,301 by the axial impact of machine tool, improve the service life of fixture.
As the further improvement of above-mentioned technical proposal, in addition to the ring that all preceding pedestals and rear pedestal are linked together
Body 4, forward and backward slide 203,303 are respectively positioned within the inner ring of ring body 4, and the inside of ring body 4 has what is connected with extraneous hydraulic power
Forward and backward circular passage 401,402；In ring body 4 by inner ring to be provided between preceding circular passage 401 it is relative with preceding slide 203 before
Radial passage 403, have can be to stretching out within ring body inner ring and slide moves radially before driving for hydraulic packing in preceding radial passage 403
Preceding fore-set 5；By inner ring to being provided with rear radial passage 404 between rear circular passage in ring body 4, hydraulic pressure in rear radial passage 404
Being sealed with can be to the rear fore-set 6 stretched out within ring body inner ring and slide 303 moves radially after driving.Lead in preceding circular passage 401
Enter hydraulic oil, hydraulic oil is entered back into three preceding radial passages 403, while promotes three preceding fore-sets 5 to rotating disk center of circle direction footpath
To movement, and by withstanding the preceding slide 203 of 5 driving three before three while moving radially inwards, that is, three front claws 201 are same
Shi Xiangli clamps the nipper wheel portion 110 of duplicate gear 100, similarly, is passed through hydraulic oil in rear circular passage 402, hydraulic oil enters again
After entering three in radial passage 404, while fore-set 6 moves radially to rotating disk center of circle direction after promotion three, and by being pushed up after three
Firmly slide 303 moves radially inwards simultaneously after 6 drivings three, that is, three rear claws 301 clamp duplicate gear inwards simultaneously
100 backgear portion 120.It is ring body 4 and front and rear fore-set 5, the realization of 6 cans respectively by a set of drive device while drives
Forward and backward claw 201,301, simple in construction, before and after the claw 201,301 synchronisms are good, to the circumferential clamp force distribution of duplicate gear
It is balanced.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (3)
1. a kind of duplicate gear fixture, including the rotating disk (1) on lathe, the forward and backward clamp system on rotating disk
(2,3), it is characterised in that：The front clamp mechanism (2) includes the uniform radially movable front claw (201) of multiple circumferences,
Clamp system (3) includes the uniform radially movable rear claw (301) of multiple circumferences after described, the forward and backward claw (201,
301) the front and rear gear part of duplicate gear is circumferentially clamped respectively；The front clamp mechanism (2) also includes on rotating disk (1)
The preceding pedestal (202) relative with front claw position and the preceding slide (203) radially slided on preceding pedestal (202), block before described
Pawl (201) is located on preceding slide (203)；After described clamp system (3) also include on the rotating disk (1) with rear claw position phase
To rear pedestal (302) and the rear slide (303) that is radially slided on rear pedestal (302), the rear claw (301) it is sliding after being located at
On seat (303)；Also include ring body (4) that all preceding pedestals and rear pedestal link together, the forward and backward slide (203,
303) it is respectively positioned within ring body (4) inner ring, the inside of the ring body (4) has the forward and backward annular connected with extraneous hydraulic power
Passage (401,402)；It is relative with preceding slide (203) to being provided between preceding circular passage (401) by inner ring on the ring body (4)
Preceding radial passage (403), the interior hydraulic packing of the preceding radial passage (403) has can be to stretching out within ring body inner ring and drive advancing slip
The preceding fore-set (5) that seat moves radially；By inner ring to being provided with rear radial passage (404) between rear circular passage on the ring body (4),
Have can be to stretching out within ring body inner ring and slide (303) moves radially after driving for radial passage (404) interior hydraulic packing after described
Rear fore-set (6).
2. duplicate gear fixture according to claim 1, it is characterised in that：Forward and backward claw (201,301) the quantity phase
Together, and between forward and backward claw (201,301) circumferentially uniformly it is arranged alternately.
3. duplicate gear fixture according to claim 2, it is characterised in that：The front clamp mechanism (2) also includes being located at
Anterior elastic membrane piece (204) between rotating disk (1) and preceding pedestal (202)；Clamp system (3) also includes being located at rotating disk (1) after described
Descemet's membrane piece (304) between rear pedestal (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510672.1A CN105196170B (en) | 2015-08-19 | 2015-08-19 | Duplicate gear fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510510672.1A CN105196170B (en) | 2015-08-19 | 2015-08-19 | Duplicate gear fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105196170A CN105196170A (en) | 2015-12-30 |
| CN105196170B true CN105196170B (en) | 2017-11-21 |
Family
ID=54944297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510510672.1A Active CN105196170B (en) | 2015-08-19 | 2015-08-19 | Duplicate gear fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105196170B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346088B (en) * | 2016-10-13 | 2018-04-17 | 重庆清平机械有限责任公司 | Duplicate gear positions and centralizer |
| CN110576394A (en) * | 2019-09-17 | 2019-12-17 | 重庆三创汽车配件有限公司 | Clamp for grinding duplex teeth |
| CN111644979B (en) * | 2020-04-28 | 2021-12-14 | 浙江万里扬智能制造有限公司 | Internal grinding tool for duplicate gears |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203266204U (en) * | 2013-04-25 | 2013-11-06 | 孝感伟翔数控机床有限公司 | Hydraulic floating jig assembly |
| CN204094625U (en) * | 2014-09-05 | 2015-01-14 | 上海无线电设备研究所 | The clamping and positioning device of a kind of complex component eccentric orfice grinding |
| CN204235150U (en) * | 2014-11-06 | 2015-04-01 | 宁夏长兴精密机械有限公司 | Can self-centering jack catchs type hydraulic center frame |
| CN204525167U (en) * | 2015-03-25 | 2015-08-05 | 浙江双环传动机械股份有限公司 | Numeral-controlled internal grinder is used for the clamping and positioning device of duplicate gear and power shaft |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1080852A (en) * | 1996-09-05 | 1998-03-31 | Hitachi Seiki Co Ltd | Groove working tool for machine tool |
-
2015
- 2015-08-19 CN CN201510510672.1A patent/CN105196170B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203266204U (en) * | 2013-04-25 | 2013-11-06 | 孝感伟翔数控机床有限公司 | Hydraulic floating jig assembly |
| CN204094625U (en) * | 2014-09-05 | 2015-01-14 | 上海无线电设备研究所 | The clamping and positioning device of a kind of complex component eccentric orfice grinding |
| CN204235150U (en) * | 2014-11-06 | 2015-04-01 | 宁夏长兴精密机械有限公司 | Can self-centering jack catchs type hydraulic center frame |
| CN204525167U (en) * | 2015-03-25 | 2015-08-05 | 浙江双环传动机械股份有限公司 | Numeral-controlled internal grinder is used for the clamping and positioning device of duplicate gear and power shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105196170A (en) | 2015-12-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401336 Peony Road, Nanan District, Chongqing Patentee after: Double ring drive (Chongqing) Precision Technology Co.,Ltd. Address before: 401336 Peony Road, Nanan District, Chongqing Patentee before: CHONGQING SHENJIAN AUTO TRANSMISSION CO.,LTD. |