CN201249362Y - Cramping apparatus of vehicle end surface of shell of motor - Google Patents
Cramping apparatus of vehicle end surface of shell of motor Download PDFInfo
- Publication number
- CN201249362Y CN201249362Y CNU2008200882666U CN200820088266U CN201249362Y CN 201249362 Y CN201249362 Y CN 201249362Y CN U2008200882666 U CNU2008200882666 U CN U2008200882666U CN 200820088266 U CN200820088266 U CN 200820088266U CN 201249362 Y CN201249362 Y CN 201249362Y
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- CN
- China
- Prior art keywords
- slide block
- watt
- cylindrical portion
- supporting seat
- shape slide
- 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 - Lifetime
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Abstract
The utility model relates to a cramping apparatus of vehicle end surface of shell of motor belonging to the technical field of motor production and processing equipment, which comprises a hollow cradle and a tightening shaft matched with the hollow structure of the cradle, wherein a tubular portion which is integrated into one body with the cradle is formed on one end of the cradle, at least two tile-shaped openings which are evenly distributed along the circumferential direction are arranged on the tube wall of the tubular portion, a tile-shaped slide block is arranged in each tile-shaped opening, and the inner wall of the tile-shaped slide block is an arc-shaped inner conical surface whose inner end is small and outer end is big, and the arc-shaped inner conical surface is coaxial with the tightening shaft. One portion of the tightening shaft, which is corresponding to the tubular portion, is a conical segment, and an outer conical surface matched with the inner wall of the tile-shaped slide block is formed on the outer surface of the conical segment. When the tightening shaft and the cradle move relative to the axial direction, the tile-shaped slide block radially moves in the tile-shaped openings. The cramping apparatus of vehicle end surface of shell of motor is convenient to clamp, can not lead a shell to be deformed, and can guarantee the processing quality of the shell.
Description
Technical field
The utility model relates to a kind of end surface clamp for motor case vehicle, belongs to the technical field of motor manufacturing and processing equipment.
Technical background
For guaranteeing closely cooperating between motor case and the end cap, all need usually two end faces of casing are machined, the three-jaw chucks of lathe that adopt are clamped on the casing outer wall more in the prior art, the casing end are machined again.Yet casing is a cylinder-like structure all generally, and in process, three-jaw chuck may cause the casing distortion, thereby has influenced the crudy of casing.
Summary of the invention
The utility model purpose is to provide a kind of convenient mounting and clamping, can not cause the casing distortion, can guarantee the end surface clamp for motor case vehicle of the crudy of casing, solved that prior art exists in the process, three-jaw chuck may cause the casing distortion, thereby has influenced the problems such as crudy of casing.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: it comprises the supporting seat that is hollow and is engaged in the interior tension shaft of hollow structure of supporting seat, described supporting seat one end forms the cylindrical portion of one with it, offer at least two along the circumferential direction equally distributed watt of shape openings on the barrel of described cylindrical portion, be combined with a watt shape slide block in described each watt shape opening, described watt of shape slide block inwall is the big arc internal conical surface in inner little outer end, described arc internal conical surface is coaxial with tension shaft, described tension shaft is an awl section corresponding to the cylindrical portion position, described awl section outer surface forms and watt outer conical surface that shape slide block inwall cooperates, when tension shaft and supporting seat move to axial, watt shape slide block will move radially in watt shape opening.Before the clamping, the awl section outer conical surface of tension shaft and the arc internal conical surface of watt shape slide block certain distance that axially staggers, promptly awl section outer conical surface also not exclusively cooperates with the arc internal conical surface of watt shape slide block, thereby the outer surface of watt shape slide block and the cylindrical outer wall of supporting seat are on the same face of cylinder substantially, the external diameter of the common external cylindrical surface that constitutes of watt shape slide block and supporting seat cylindrical portion is less than the internal diameter for the treatment of the clamping casing, at this moment, casing can be placed in outside the tubular position of supporting seat like a cork; After casing is placed in outside the tubular position of supporting seat, tension shaft and supporting seat are moved to axial, even the awl section outer conical surface on the tension shaft cooperates fully with the arc internal conical surface of watt shape slide block, thereby the outer surface of watt shape slide block is protruded from the outer wall of supporting seat cylindrical portion, watt outer surface of shape slide block and casing inner wall are combined together tightly, casing promptly is positioned on the utility model reliably, can the outer end of casing be machined; After the completion of processing, make the axially-movable in the opposite direction of tension shaft and supporting seat, making a watt shape slide block return to the home position can take off the workpiece that processes easily.Because the mode of tensioner was carried out clamping and positioning to casing in the utility model adopted, can prevent that clamp operation from causing the crimp to casing, thereby guarantee the crudy of casing that the operation of clamping operation and dismounting workpiece is also very convenient.
As preferably, the two ends of described watt of shape slide block are fixed with respectively ends pin, and the cylindrical portion inwall of described supporting seat is respectively equipped with corresponding to watt two ends of shape slide block and ends the groove that pin cooperates.Wherein, be provided with at watt shape slide block two ends and end pin and groove correspondingly is set and ends pin and cooperate at supporting seat tubular inwall, can carry out watt shape slide block and supporting seat cylindrical portion spacing mutually, prevent when the utility model does not carry out the casing clamping that promptly watt shape slide block breaks away from the cylindrical portion of supporting seat, thereby be convenient to operation of the present utility model; Wherein, the groove of cylindrical portion inside allows to end pin and carries out moving radially to a certain degree within it, thereby can make watt shape slide block can realize moving radially.
As preferably, described tension shaft is provided with screw-threaded counterbore away from the end of awl section, and described supporting seat outer wall is provided with several spanner groove or driving holes.Wherein, the tension shaft end is provided with screw-threaded counterbore and then is convenient to being connected between the utility model and the lathe mandrel, spanner groove on the supporting seat outer wall or driving hole then are convenient to thereby supporting seat rotated to make between supporting seat and the tension shaft move axially handled easily.
As preferably, described supporting seat is formed with the circular orientation step surface corresponding to the cylindrical outer wall root, described circular orientation step surface and tension shaft axis normal.Wherein, the circular orientation step surface can contact with the non-processing end face of casing, thus realize can and the utility model between axial location.
As preferably, the position that described tension shaft is adjacent with awl section two ends forms external diameter respectively less than boring section first reducing diameter part of small end external diameter and external diameter second reducing diameter part less than awl Duan Daduan external diameter, form the first annular table terrace between described first reducing diameter part and the awl section small end, form the second annular table terrace between described second reducing diameter part and the awl Duan Daduan, annular table terrace in described cylindrical portion inwall forms near the cylindrical portion root position, the internal diameter of described interior annular table terrace cooperates with the first reducing diameter part external diameter of tension shaft.Wherein, but the first annular table terrace cylindrical portion inwall cooperates near the interior annular table terrace of cylindrical portion root; realize the axial limiting between cylindrical portion and the tension shaft; to prevent a tension shaft awl section outer conical surface and watt interference fits of shape slide block annular internal conical surface; the protection casing is not by watt shape slide block transition tensioner and impaired; guarantee the crudy of casing, also prolonged service life of the present utility model simultaneously.
As preferably, the axial height of described tensioner axial cone section equates with watt axial height of shape slide block, thereby can prevent because of awl section is too short can't be with the enough tensioners of slide block, or the transition of slide block tensioner is caused damage of the present utility model, thereby guaranteed that the utility model is not only enough compact but also can be with the secure fixation of the enough tensioner realizations of watt shape slide block casing because of awl section is long.
As preferably, described watt of shape slide block cut formation for the cylindrical portion from supporting seat lacks, and described cylindrical portion lacks the position of cutting away watt shape slide block and forms watt shape opening.Wherein, watt shape slide block is processed to form from scarce the cutting of the cylindrical portion of supporting seat, can guarantee the fitness of watt shape slide block and watt shape opening on the one hand, has also reduced manufacturing cost of the present utility model on the other hand.
As preferably, described watt of shape slide block cut formation for the cylindrical portion from supporting seat lacks, and described cylindrical portion lacks the position of cutting away watt shape slide block and forms watt shape opening; The axial height of described tensioner axial cone section equates with watt axial height of shape slide block, the position that described tension shaft is adjacent with awl section two ends forms external diameter respectively less than boring section first reducing diameter part of small end external diameter and external diameter second reducing diameter part less than awl Duan Daduan external diameter, form the first annular table terrace between described first reducing diameter part and the awl section small end, form the second annular table terrace between described second reducing diameter part and the awl Duan Daduan, annular table terrace in described cylindrical portion inwall forms near the cylindrical portion root position, the internal diameter of described interior annular table terrace cooperates with the first reducing diameter part external diameter of tension shaft; The two ends of described watt of shape slide block are fixed with respectively ends pin, on the interior annular table terrace of the cylindrical portion of described supporting seat and the cylindrical portion outer end inner wall be respectively equipped with and end the groove that pin cooperates; Described tension shaft is provided with screw-threaded counterbore away from the end of awl section, described supporting seat outer wall is provided with several spanner groove or driving holes, described supporting seat is formed with the circular orientation step surface corresponding to the cylindrical outer wall root, the axis normal of described circular orientation step surface and tension shaft.
Therefore, the utlity model has convenient mounting and clamping, can not cause the casing distortion, can guarantee the crudy of casing, service life is than characteristics such as length.
Description of drawings
Fig. 1 is a kind of structural representation before the utility model clamps casing;
Fig. 2 is a kind of structural representation that the utility model clamps casing.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as depicted in figs. 1 and 2, supporting seat 1 is hollow structure, tension shaft 2 is engaged in the hollow structure of supporting seat 1, supporting seat 1 one ends form the cylindrical portion 3 with supporting seat 1 one, offer two along the circumferential direction equally distributed watt of shape openings 4 on the barrel of cylindrical portion 3, be combined with a watt shape slide block 5 in each watt shape opening 4, watt shape slide block 5 inwalls are the big arc internal conical surface 6 in inner little outer end, watt shape slide block 5 is processed to form for the cylindrical portion 3 from supporting seat lacks to cut, cylindrical portion 3 lacks cuts away watt position of shape slide block 5 and promptly forms a watt shape opening 4, arc internal conical surface 6 is coaxial with tension shaft 2, tension shaft 2 is an awl section 7 corresponding to cylindrical portion 3 positions, awl section 7 outer surfaces form and watt outer conical surface that the inwall of shape slide block 5 cooperates 8, the length of awl section 7 and the equal in length of watt shape slide block 5.
The position that tension shaft 2 is adjacent with awl section 7 two ends forms external diameter respectively less than first reducing diameter part 9 of awl section 7 small end external diameters and external diameter second reducing diameter part 10 less than the big end external diameter of awl section 7, form the first annular table terrace 11 between the small end of first reducing diameter part 9 and awl section 7, form the second annular table terrace 12 between the big end of second reducing diameter part 10 and awl section 7, annular table terrace 13 in the inwall of cylindrical portion 3 forms near cylindrical portion 3 root positions, the internal diameter of interior annular table terrace 13 cooperates with the external diameter of first reducing diameter part 9 of tension shaft; The two ends of watt shape slide block 5 are fixed with respectively ends pin 14 and ends pin 15, the interior annular table terrace 12 of the cylindrical portion 3 of supporting seat 1 is provided with the groove 16 that pin 14 cooperates that ends with watt shape slide block 5 the inners, and cylindrical portion 3 outer end inner walls are provided with the groove 17 that pin 15 cooperates that ends with watt shape slide block 5 outer ends; Tension shaft 2 is provided with away from the end of awl section 7 and is used for the screw-threaded counterbore 18 that is connected with the lathe mandrel, supporting seat 1 outer wall is provided with six along the circumferential direction equally distributed spanner grooves 19, supporting seat 1 is formed with circular orientation step surface 20 corresponding to the outer wall root of cylindrical portion 3, the axis normal of circular orientation step surface 20 and tension shaft 2.
Before the clamping, as shown in Figure 1, the arc internal conical surface 6 of the outer conical surface of the awl section 7 of tension shaft 2 and watt shape slide block 5 certain distance that axially staggers, promptly awl section 7 outer conical surface 8 also not exclusively cooperate with the arc female cone 6 of watt shape slide block 5, thereby the outer surface of watt shape slide block 5 21 is on the same face of cylinder substantially with the outer wall of the cylindrical portion 3 of supporting seat 1, the external diameter of the common external cylindrical surface that constitutes of the cylindrical portion of watt shape slide block 5 and supporting seat 1 is less than the internal diameter for the treatment of clamping casing 22, at this moment, casing 22 can be placed in outside the outer wall of cylindrical portion 3 of supporting seat like a cork; As shown in Figure 2, after casing 22 is placed in outside cylindrical portion 3 outer walls of supporting seat 1, tension shaft 2 and supporting seat 1 are moved to axial, even awl section 7 outer conical surface on the tension shaft 2 cooperate fully with the arc internal conical surface 6 of watt shape slide block 5, watt 5 of shape slide blocks move radially in watt shape opening 4, thereby the outer surface 21 of watt shape slide block 5 is protruded from the outer wall of the cylindrical portion 3 of supporting seat 1, watt outer surface of shape slide block 5 21 and casing 22 inwalls are combined together tightly, casing 22 promptly is positioned on the utility model reliably, can the outer end of casing 22 be machined; After the completion of processing, make tension shaft 2 and supporting seat 1 axially-movable in the opposite direction by the spanner groove 19 on the supporting seat outer wall, making a watt shape slide block 5 return to the home position can take off the workpiece that processes easily.
Claims (6)
1, a kind of end surface clamp for motor case vehicle, it is characterized in that comprising the tension shaft in supporting seat that is hollow and the hollow structure that is engaged in supporting seat, described supporting seat one end forms the cylindrical portion of one with it, offer at least two along the circumferential direction equally distributed watt of shape openings on the barrel of described cylindrical portion, be combined with a watt shape slide block in described each watt shape opening, described watt of shape slide block inwall is the big arc internal conical surface in inner little outer end, described arc internal conical surface is coaxial with tension shaft, described tension shaft is an awl section corresponding to the cylindrical portion position, described awl section outer surface forms and watt outer conical surface that shape slide block inwall cooperates, when tension shaft and supporting seat move to axial, watt shape slide block will move radially in watt shape opening.
2, end surface clamp for motor case vehicle according to claim 1, the two ends that it is characterized in that described watt of shape slide block are fixed with respectively ends pin, and the cylindrical portion inwall of described supporting seat is respectively equipped with corresponding to watt two ends of shape slide block and ends the groove that pin cooperates.
3, end surface clamp for motor case vehicle according to claim 1 and 2 is characterized in that described tension shaft is provided with screw-threaded counterbore away from the end of awl section, and described supporting seat outer wall is provided with several spanner groove or driving holes.
4, end surface clamp for motor case vehicle according to claim 1 and 2, it is characterized in that the described tension shaft position adjacent with awl section two ends forms external diameter respectively less than boring section first reducing diameter part of small end external diameter and external diameter second reducing diameter part less than awl Duan Daduan external diameter, form the first annular table terrace between described first reducing diameter part and the awl section small end, form the second annular table terrace between described second reducing diameter part and the awl Duan Daduan, annular table terrace in described cylindrical portion inwall forms near the cylindrical portion root position, the internal diameter of described interior annular table terrace cooperates with the first reducing diameter part external diameter of tension shaft.
5, end surface clamp for motor case vehicle according to claim 1 and 2 is characterized in that described watt of shape slide block is from scarce formation, the scarce position formation watt shape opening that cuts away watt shape slide block of described cylindrical portion cut of the cylindrical portion of supporting seat.
6, end surface clamp for motor case vehicle according to claim 1 is characterized in that described watt of shape slide block is from scarce formation, the scarce position formation watt shape opening that cuts away watt shape slide block of described cylindrical portion cut of the cylindrical portion of supporting seat; The axial height of described tensioner axial cone section equates with watt axial height of shape slide block, the position that described tension shaft is adjacent with awl section two ends forms external diameter respectively less than boring section first reducing diameter part of small end external diameter and external diameter second reducing diameter part less than awl Duan Daduan external diameter, form the first annular table terrace between described first reducing diameter part and the awl section small end, form the second annular table terrace between described second reducing diameter part and the awl Duan Daduan; The two ends of described watt of shape slide block are fixed with respectively ends pin, on the interior annular table terrace of the cylindrical portion of described supporting seat and the cylindrical portion outer end inner wall be respectively equipped with and end the groove that pin cooperates; Described tension shaft is provided with screw-threaded counterbore away from the end of awl section, described supporting seat outer wall is provided with several spanner groove or driving holes, described supporting seat is formed with the circular orientation step surface corresponding to cylindrical portion outer wall root, described circular orientation step surface and tension shaft axis normal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200882666U CN201249362Y (en) | 2008-06-10 | 2008-06-10 | Cramping apparatus of vehicle end surface of shell of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200882666U CN201249362Y (en) | 2008-06-10 | 2008-06-10 | Cramping apparatus of vehicle end surface of shell of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201249362Y true CN201249362Y (en) | 2009-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200882666U Expired - Lifetime CN201249362Y (en) | 2008-06-10 | 2008-06-10 | Cramping apparatus of vehicle end surface of shell of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201249362Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101388584B (en) * | 2008-06-10 | 2011-02-09 | 许晓华 | End surface clamp for motor case vehicle |
| CN101972942A (en) * | 2010-10-14 | 2011-02-16 | 上海特波电机有限公司 | One-step tool clamp for machining motor shell and using method thereof |
| CN102240944A (en) * | 2011-07-15 | 2011-11-16 | 瓦房店轴承砂轮制造有限公司 | Slide tensioning mold for constant-speed centering spheres |
| CN101659013B (en) * | 2009-09-07 | 2012-02-15 | 奇瑞汽车股份有限公司 | Automatic spreading and linking clamping mechanism |
| CN103481097A (en) * | 2013-09-06 | 2014-01-01 | 大连中盛金属制品有限公司 | Machining jig for thin-wall outer surfaces of piston cylinder barrels of automobiles |
| CN108161507A (en) * | 2017-12-26 | 2018-06-15 | 西安航空学院 | A kind of large size, thin walled cylinder part bulging tooling and clamping method |
| CN109013796A (en) * | 2018-09-30 | 2018-12-18 | 凯龙高科技股份有限公司 | A kind of tubing hemming device |
| CN115401567A (en) * | 2022-09-08 | 2022-11-29 | 广东罗庚机器人有限公司 | Clamp for polishing outer container of kettle |
-
2008
- 2008-06-10 CN CNU2008200882666U patent/CN201249362Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101388584B (en) * | 2008-06-10 | 2011-02-09 | 许晓华 | End surface clamp for motor case vehicle |
| CN101659013B (en) * | 2009-09-07 | 2012-02-15 | 奇瑞汽车股份有限公司 | Automatic spreading and linking clamping mechanism |
| CN101972942A (en) * | 2010-10-14 | 2011-02-16 | 上海特波电机有限公司 | One-step tool clamp for machining motor shell and using method thereof |
| CN101972942B (en) * | 2010-10-14 | 2013-06-05 | 上海特波电机有限公司 | One-step tool clamp for machining motor shell and using method thereof |
| CN102240944A (en) * | 2011-07-15 | 2011-11-16 | 瓦房店轴承砂轮制造有限公司 | Slide tensioning mold for constant-speed centering spheres |
| CN103481097A (en) * | 2013-09-06 | 2014-01-01 | 大连中盛金属制品有限公司 | Machining jig for thin-wall outer surfaces of piston cylinder barrels of automobiles |
| CN108161507A (en) * | 2017-12-26 | 2018-06-15 | 西安航空学院 | A kind of large size, thin walled cylinder part bulging tooling and clamping method |
| CN108161507B (en) * | 2017-12-26 | 2019-10-01 | 西安航空学院 | A kind of large size, thin walled cylinder part bulging tooling and clamping method |
| CN109013796A (en) * | 2018-09-30 | 2018-12-18 | 凯龙高科技股份有限公司 | A kind of tubing hemming device |
| CN115401567A (en) * | 2022-09-08 | 2022-11-29 | 广东罗庚机器人有限公司 | Clamp for polishing outer container of kettle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090603 Effective date of abandoning: 20080610 |