CN204747550U - Automobile -used anchor clamps of star gear in car constant velocity cardan joint - Google Patents
Automobile -used anchor clamps of star gear in car constant velocity cardan joint Download PDFInfo
- Publication number
- CN204747550U CN204747550U CN201520478449.9U CN201520478449U CN204747550U CN 204747550 U CN204747550 U CN 204747550U CN 201520478449 U CN201520478449 U CN 201520478449U CN 204747550 U CN204747550 U CN 204747550U
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- raceway
- screw
- arc clamp
- automobile
- adjustment block
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- Expired - Fee Related
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- 230000007704 transition Effects 0.000 claims description 56
- 241000239290 Araneae Species 0.000 claims description 33
- 210000000078 claw Anatomy 0.000 claims description 26
- 238000012797 qualification Methods 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000005242 forging Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 5
- 230000008030 elimination Effects 0.000 description 4
- 238000003379 elimination reaction Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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Abstract
The utility model discloses an automobile -used anchor clamps of star gear in car constant velocity cardan joint, including the chuck body and three jack catch, three jack catch equipartition is at chuck on physically, the jack catch includes that the raceway arc presss from both sides tight piece, on pressing from both sides tight, the raceway arc is provided with the mounting groove, the raceway arc presss from both sides tight piece to be installed on the chuck body through mounting groove and housing screw, one end that the raceway arc pressed from both sides tight piece is provided with the tight cambered surface of locating clip, the raceway looks adaptation of the tight cambered surface of this locating clip and the interior star gear of car constant velocity cardan joint. The utility model discloses replace three -jaw chuck in to the car constant velocity cardan joint star gear fix a position, positioning error reduces greatly, has avoided the appearance of follow -up grinding black skin phenomenon to the qualification rate has been improved.
Description
Technical field
The utility model relates to a kind of machining turning class process unit, the fixture used when particularly relating to a kind of turning inner spider for constant-speed cardan of automobile.
Background technology
The blank of inner spider for constant-speed cardan of automobile adopts warm cold extrusion fine forge piece (as shown in Figure 1) mostly, and its finished product processing technology step is a turning-secondary turning-garland key-carburizing and quenching-mill spherical outside surface-mill raceway-light decorations-examination.When carrying out a turning, existing mostly enforcement in the following manner in the industry controls; Processing content is turning end and spline bottom outlet; Orientate end face location as, Universal three-jaw chuck clamping cylindrical, before controlling mill, raceway center is high, used scroll chuck (as shown in Figure 2) comprises chuck body 1, chuck body is provided with three claws 2, by the end contact of positioning core axle (being connected with lathe spindle) end face 7 with inner spider for constant-speed cardan of automobile, end face location is carried out to star-wheel, clamp with three claws and inner spider for constant-speed cardan of automobile spherical outside surface 9 again, to carry out a turning action.According to this end face locate mode, star-wheel is located, due to forging or roughing part total height supplied materials require low, scattered error is large, cause position error excessive, after a turning, before mill, raceway center height can not ensure substantially, scattered error equally can be excessive, it is uneven that follow-up flow process mill raceway swings surplus in circular arc at workpiece, and during limiting condition, upper end or lower end there will be certain mill not optical phenomenon, are commonly called as casting skin, and finally cause scrapping, operation qualification rate is low.
Utility model content
The defect of the casting skin that the position error existed to overcome end face location, above-mentioned employing scroll chuck location inner spider for constant-speed cardan of automobile causes greatly, the utility model provides a kind of inner spider for constant-speed cardan of automobile automobile clamper, when turning inner spider for constant-speed cardan of automobile, substitute scroll chuck with this fixture to position inner spider for constant-speed cardan of automobile, position error reduces greatly, avoid the appearance of casting skin phenomenon, thus improve qualification rate.
The utility model for solving the problems of the technologies described above adopted technical scheme is:
A kind of inner spider for constant-speed cardan of automobile automobile clamper, comprise chuck body and three claws, three claws are distributed on chuck body, it is characterized in that: described claw comprises raceway arc clamp, described raceway arc clamp is provided with mounting groove, described raceway arc clamp is arranged on chuck body by mounting groove and housing screw, and one end of described raceway arc clamp is provided with location clamping cambered surface, and the raceway of this location clamping cambered surface and inner spider for constant-speed cardan of automobile is suitable.
Described claw also comprises transition adjustment block, adjustment screw and fastening screw nut, described adjustment screw is arranged on the end of transition adjustment block, described fastening screw nut is screwed on adjustment screw, described transition adjustment block is provided with screw, described housing screw is through the mounting groove of raceway arc clamp and the screw of transition adjustment block, raceway arc clamp is fixed in transition adjustment block, and transition adjustment block is fixed on chuck body, one end of described adjustment screw is resisted against on raceway arc clamp, the other end is through transition adjustment block, described adjustment screw is locked in transition adjustment block by fastening screw nut.
Described transition adjustment block and raceway arc clamp are provided with positioning screw hole, and raceway arc clamp is positioned in transition adjustment block through positioning screw hole by dog screw.
Compared with prior art, the utility model has following beneficial effect:
The utility model comprises chuck body and three claws, three claws are distributed on chuck body, it is characterized in that: described claw comprises raceway arc clamp, described raceway arc clamp is provided with mounting groove, described raceway arc clamp is arranged on chuck body by mounting groove and housing screw, one end of described raceway arc clamp is provided with location clamping cambered surface, and the raceway of this location clamping cambered surface and inner spider for constant-speed cardan of automobile is suitable.The utility model is positioned inner spider for constant-speed cardan of automobile by raceway arc clamp, because the raceway of the location clamping cambered surface that raceway arc clamp is arranged and inner spider for constant-speed cardan of automobile is suitable, during location, the raceway contact of location clamping cambered surface and inner spider for constant-speed cardan of automobile is located, instead of spherical outside surface location of the prior art, located by such mode, just greatly can reduce position error, raceway center is as location and clamping, location is reliable, clamping firmly, avoid forging or the large impact of roughing part total height scattered error, utilize operation principle of floating, after clamping, workpiece six raceway centers and machine tool chief axis center can keep high-axiality, thorough elimination traditional common scroll chuck clamping cylindrical, orientate end face as and locate the axial location error brought, this fixture meets design basis and locating and machining datum coincidence, need not inverting reference, location reliable clamping, easy and simple to handle.
The utility model claw also comprises transition adjustment block, adjustment screw and fastening screw nut, described adjustment screw is arranged on the end of transition adjustment block, described fastening screw nut is screwed on adjustment screw, described transition adjustment block is provided with screw, described housing screw is through the mounting groove of raceway arc clamp and the screw of transition adjustment block, raceway arc clamp is fixed in transition adjustment block, and transition adjustment block is fixed on chuck body, one end of described adjustment screw is resisted against on raceway arc clamp, the other end is through transition adjustment block, described adjustment screw is locked in transition adjustment block by fastening screw nut.By the effect of transition adjustment block, adjustment screw and fastening screw nut, adjustment adjustment screw can regulate the installation site of raceway arc clamp in transition adjustment block, so just can ensure that the central axis that three raceway arc clamps are formed is adjusted to machine tool chief axis coaxial, registration.
The utility model transition adjustment block and raceway arc clamp are provided with positioning screw hole, and raceway arc clamp is positioned in transition adjustment block through positioning screw hole by dog screw.Can prevent from raceway arc clamp from loosening by such arranging to retreat.
Accompanying drawing explanation
Fig. 1 is inner spider for constant-speed cardan of automobile outline drawing;
Fig. 2 is the structural representation of prior art scroll chuck;
Fig. 3 is the utility model overall structure schematic diagram;
Fig. 4 is A direction view in Fig. 3;
Fig. 5 is the structural representation of raceway arc clamp;
Fig. 6 is the structural profile schematic diagram that raceway arc clamp is assemblied in transition adjustment block.
Mark in figure: 1, chuck body, 2, claw, 3, raceway arc clamp, 30, mounting groove, 31, housing screw, 32, positioning screw hole, 33, dog screw, 34, location clamping cambered surface, 4, transition adjustment block, 5, adjustment screw, 6, fastening screw nut, 7, positioning core axle end face, 8, raceway, 9, inner spider for constant-speed cardan of automobile spherical outside surface.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only the utility model part embodiment, is not whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection domain of the present utility model.
Embodiment 1
The present embodiment comprises chuck body 1 and three claws 2, three claws 2 are distributed on chuck body 1, it is characterized in that: described claw 2 comprises raceway arc clamp 3, described raceway arc clamp 3 is provided with mounting groove 30, described raceway arc clamp 3 is arranged on chuck body 1 by mounting groove 30 and housing screw 31, one end of described raceway arc clamp 3 is provided with location clamping cambered surface 34, and clamping cambered surface 34 in this location is suitable with the raceway 8 of inner spider for constant-speed cardan of automobile.The present embodiment is positioned inner spider for constant-speed cardan of automobile by raceway arc clamp, because the raceway of the location clamping cambered surface that raceway arc clamp is arranged and inner spider for constant-speed cardan of automobile is suitable, during location, the raceway contact of location clamping cambered surface and inner spider for constant-speed cardan of automobile is located, instead of end face location of the prior art, located by such mode, just greatly can reduce position error, raceway center is as location and clamping, location is reliable, clamping firmly, avoid forging or the large impact of roughing part total height scattered error, utilize operation principle of floating, after clamping, workpiece six raceway centers and machine tool chief axis center can keep high-axiality, thorough elimination traditional common scroll chuck clamping cylindrical, orientate end face as and locate the axial location error brought, this fixture meets design basis and locating and machining datum coincidence, need not inverting reference, location reliable clamping, easy and simple to handle.
Embodiment 2
The present embodiment comprises chuck body 1 and three claws 2, three claws 2 are distributed on chuck body 1, it is characterized in that: described claw 2 comprises raceway arc clamp 3, described raceway arc clamp 3 is provided with mounting groove 30, described raceway arc clamp 3 is arranged on chuck body 1 by mounting groove 30 and housing screw 31, one end of described raceway arc clamp 3 is provided with location clamping cambered surface 34, and clamping cambered surface 34 in this location is suitable with the raceway 8 of inner spider for constant-speed cardan of automobile.The present embodiment is positioned inner spider for constant-speed cardan of automobile by raceway arc clamp, because the raceway of the location clamping cambered surface that raceway arc clamp is arranged and inner spider for constant-speed cardan of automobile is suitable, during location, the raceway contact of location clamping cambered surface and inner spider for constant-speed cardan of automobile is located, instead of end face location of the prior art, located by such mode, just greatly can reduce position error, raceway center is as location and clamping, location is reliable, clamping firmly, avoid forging or the large impact of roughing part total height scattered error, utilize operation principle of floating, after clamping, workpiece six raceway centers and machine tool chief axis center can keep high-axiality, thorough elimination traditional common scroll chuck clamping cylindrical, orientate end face as and locate the axial location error brought, this fixture meets design basis and locating and machining datum coincidence, need not inverting reference, location reliable clamping, easy and simple to handle.
The present embodiment claw 2 also comprises transition adjustment block 4, adjustment screw 5 and fastening screw nut 6, described adjustment screw 5 is arranged on the end of transition adjustment block 4, described fastening screw nut 6 is screwed on adjustment screw 5, described transition adjustment block 4 is provided with screw, described housing screw 31 is through the mounting groove 30 of raceway arc clamp 3 and the screw of transition adjustment block 4, raceway arc clamp 3 is fixed in transition adjustment block 4, and transition adjustment block 4 is fixed on chuck body 1, one end of described adjustment screw 5 is resisted against on raceway arc clamp 3, the other end is through transition adjustment block 4, described adjustment screw 5 is locked in transition adjustment block 4 by fastening screw nut 6.By the effect of transition adjustment block, adjustment screw and fastening screw nut, adjustment adjustment screw can regulate the installation site of raceway arc clamp in transition adjustment block, so just can ensure that the central axis that three raceway arc clamps are formed is adjusted to machine tool chief axis coaxial, registration.
Embodiment 3
The present embodiment comprises chuck body 1 and three claws 2, three claws 2 are distributed on chuck body 1, it is characterized in that: described claw 2 comprises raceway arc clamp 3, described raceway arc clamp 3 is provided with mounting groove 30, described raceway arc clamp 3 is arranged on chuck body 1 by mounting groove 30 and housing screw 31, one end of described raceway arc clamp 3 is provided with location clamping cambered surface 34, and clamping cambered surface 34 in this location is suitable with the raceway 8 of inner spider for constant-speed cardan of automobile.The present embodiment is positioned inner spider for constant-speed cardan of automobile by raceway arc clamp, because the raceway of the location clamping cambered surface that raceway arc clamp is arranged and inner spider for constant-speed cardan of automobile is suitable, during location, the raceway contact of location clamping cambered surface and inner spider for constant-speed cardan of automobile is located, instead of end face location of the prior art, located by such mode, just greatly can reduce position error, raceway center is as location and clamping, location is reliable, clamping firmly, avoid forging or the large impact of roughing part total height scattered error, utilize operation principle of floating, after clamping, workpiece six raceway centers and machine tool chief axis center can keep high-axiality, thorough elimination traditional common scroll chuck clamping cylindrical, orientate end face as and locate the axial location error brought, this fixture meets design basis and locating and machining datum coincidence, need not inverting reference, location reliable clamping, easy and simple to handle.
The present embodiment claw 2 also comprises transition adjustment block 4, adjustment screw 5 and fastening screw nut 6, described adjustment screw 5 is arranged on the end of transition adjustment block 4, described fastening screw nut 6 is screwed on adjustment screw 5, described transition adjustment block 4 is provided with screw, described housing screw 31 is through the mounting groove 30 of raceway arc clamp 3 and the screw of transition adjustment block 4, raceway arc clamp 3 is fixed in transition adjustment block 4, and transition adjustment block 4 is fixed on chuck body 1, one end of described adjustment screw 5 is resisted against on raceway arc clamp 3, the other end is through transition adjustment block 4, described adjustment screw 5 is locked in transition adjustment block 4 by fastening screw nut 6.By the effect of transition adjustment block, adjustment screw and fastening screw nut, adjustment adjustment screw can regulate the installation site of raceway arc clamp in transition adjustment block, so just can ensure that the central axis that three raceway arc clamps are formed is adjusted to machine tool chief axis coaxial, registration.
The present embodiment transition adjustment block 4 and raceway arc clamp 3 are provided with positioning screw hole 32, and raceway arc clamp 3 is positioned in transition adjustment block 4 through positioning screw hole 32 by dog screw 33.Can prevent from raceway arc clamp from loosening by such arranging to retreat.
Claims (3)
1. an inner spider for constant-speed cardan of automobile automobile clamper, comprise chuck body (1) and three claws (2), three claws (2) are distributed on chuck body (1), it is characterized in that: described claw (2) comprises raceway arc clamp (3), described raceway arc clamp (3) is provided with mounting groove (30), described raceway arc clamp (3) is arranged on chuck body (1) by mounting groove (30) and housing screw (31), one end of described raceway arc clamp (3) is provided with location clamping cambered surface (34), this location clamping cambered surface (34) is suitable with the raceway (8) of inner spider for constant-speed cardan of automobile.
2. a kind of inner spider for constant-speed cardan of automobile automobile clamper according to claim 1, it is characterized in that: described claw (2) also comprises transition adjustment block (4), adjustment screw (5) and fastening screw nut (6), described adjustment screw (5) is arranged on the end of transition adjustment block (4), described fastening screw nut (6) is screwed in adjustment screw (5), described transition adjustment block (3) is provided with screw, the mounting groove (30) of described housing screw (31) through raceway arc clamp (3) and the screw of transition adjustment block (4), raceway arc clamp (3) is fixed in transition adjustment block (4), and transition adjustment block (4) is fixed on chuck body (1), one end of described adjustment screw (5) is resisted against on raceway arc clamp (3), the other end is through transition adjustment block (4), described adjustment screw (5) is locked in transition adjustment block (4) by fastening screw nut (6).
3. a kind of inner spider for constant-speed cardan of automobile automobile clamper according to claim 2, it is characterized in that: described transition adjustment block (4) and raceway arc clamp (3) are provided with positioning screw hole (32), and raceway arc clamp (3) is positioned in transition adjustment block (4) through positioning screw hole (32) by dog screw (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520478449.9U CN204747550U (en) | 2015-07-06 | 2015-07-06 | Automobile -used anchor clamps of star gear in car constant velocity cardan joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520478449.9U CN204747550U (en) | 2015-07-06 | 2015-07-06 | Automobile -used anchor clamps of star gear in car constant velocity cardan joint |
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| Publication Number | Publication Date |
|---|---|
| CN204747550U true CN204747550U (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520478449.9U Expired - Fee Related CN204747550U (en) | 2015-07-06 | 2015-07-06 | Automobile -used anchor clamps of star gear in car constant velocity cardan joint |
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| Country | Link |
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| CN (1) | CN204747550U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855583A (en) * | 2016-06-15 | 2016-08-17 | 利欧集团浙江泵业有限公司 | Machining clamp for bevel gears |
| CN107891322A (en) * | 2017-10-17 | 2018-04-10 | 无锡艾科瑞思产品设计与研究有限公司 | Star-wheel central hole polishing device in a kind of automobile of magnetic positioning |
| CN107984276A (en) * | 2017-12-07 | 2018-05-04 | 梧州奥卡光学仪器有限公司 | Trim ring inner circle vehicle clamper |
| CN108044206A (en) * | 2017-12-17 | 2018-05-18 | 泰州市伟业机械制造有限公司 | A kind of cold-extruded gear finishing clamping device |
| CN108817432A (en) * | 2018-08-30 | 2018-11-16 | 安徽威能电机有限公司 | Turning clamp |
| CN109926840A (en) * | 2018-11-30 | 2019-06-25 | 江苏大洋精锻有限公司 | A kind of split type claw |
| CN110935900A (en) * | 2020-01-15 | 2020-03-31 | 中核(天津)科技发展有限公司 | Clamping device for turning outer diameter of thin-wall cylinder part |
| CN111113475A (en) * | 2020-01-15 | 2020-05-08 | 江苏省陶都中等专业学校 | Multifunctional internal and external hexagonal universal clamping jaw tool |
| CN114083011A (en) * | 2021-12-14 | 2022-02-25 | 浙江康普瑞汽车零部件有限公司 | Special-shaped jaw for processing eight-lane internal star wheel |
| CN116352001A (en) * | 2023-02-16 | 2023-06-30 | 浙江中智鲸工智能装备有限公司 | Star sleeve blank fixture and manufacturing process, and star sleeve blank extrusion molding method |
-
2015
- 2015-07-06 CN CN201520478449.9U patent/CN204747550U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855583A (en) * | 2016-06-15 | 2016-08-17 | 利欧集团浙江泵业有限公司 | Machining clamp for bevel gears |
| CN107891322A (en) * | 2017-10-17 | 2018-04-10 | 无锡艾科瑞思产品设计与研究有限公司 | Star-wheel central hole polishing device in a kind of automobile of magnetic positioning |
| CN107984276A (en) * | 2017-12-07 | 2018-05-04 | 梧州奥卡光学仪器有限公司 | Trim ring inner circle vehicle clamper |
| CN108044206A (en) * | 2017-12-17 | 2018-05-18 | 泰州市伟业机械制造有限公司 | A kind of cold-extruded gear finishing clamping device |
| CN108817432A (en) * | 2018-08-30 | 2018-11-16 | 安徽威能电机有限公司 | Turning clamp |
| CN109926840A (en) * | 2018-11-30 | 2019-06-25 | 江苏大洋精锻有限公司 | A kind of split type claw |
| CN110935900A (en) * | 2020-01-15 | 2020-03-31 | 中核(天津)科技发展有限公司 | Clamping device for turning outer diameter of thin-wall cylinder part |
| CN111113475A (en) * | 2020-01-15 | 2020-05-08 | 江苏省陶都中等专业学校 | Multifunctional internal and external hexagonal universal clamping jaw tool |
| CN114083011A (en) * | 2021-12-14 | 2022-02-25 | 浙江康普瑞汽车零部件有限公司 | Special-shaped jaw for processing eight-lane internal star wheel |
| CN114083011B (en) * | 2021-12-14 | 2023-03-14 | 浙江康普瑞汽车零部件有限公司 | Special-shaped jaw for processing eight-lane internal star wheel |
| CN116352001A (en) * | 2023-02-16 | 2023-06-30 | 浙江中智鲸工智能装备有限公司 | Star sleeve blank fixture and manufacturing process, and star sleeve blank extrusion molding method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151111 Termination date: 20190706 |