CN201115907Y - Automatic centering clamping device for processing disk sleeve parts - Google Patents
Automatic centering clamping device for processing disk sleeve parts Download PDFInfo
- Publication number
- CN201115907Y CN201115907Y CNU2007200153619U CN200720015361U CN201115907Y CN 201115907 Y CN201115907 Y CN 201115907Y CN U2007200153619 U CNU2007200153619 U CN U2007200153619U CN 200720015361 U CN200720015361 U CN 200720015361U CN 201115907 Y CN201115907 Y CN 201115907Y
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- bearing pin
- positioning disk
- disk
- positioning
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Abstract
The utility model relates to a self-centring gripping holder used for machining plate and shell type parts. The self-centring gripping holder comprises a locating body and a locating disk connected with the locating body, wherein, an oil cylinder body is arranged on the locating body; a piston rod is matched with the oil cylinder body; a pressure detent is axially connected with the locating disk; one end of the pressure detent is matched with a trip switch. The self-centring gripping holder is characterized in that the piston rod is connected with a rod shaft; the trip switch is arranged on the rod shaft; a taper sleeve is sleeved on the rod shaft; the top circle of the taper sleeve is matched with the inner hole of the locating disk; a pressure spring is sleeved on the rod shaft; one end of the pressure spring props on the taper sleeve, and the other end props on a plummer of the rod shaft; a spring which enables one ends of pin rolls to prop on the incline of the taper sleeve is sleeved on the pin rolls which are radially arranged in the inner hole of the locating disk; the other ends of the pin rolls can be extended from the hole of the locating disk; the number of the pin rolls is three, and the pin rolls are evenly distributed on the circumference. The self-centring gripping holder can act self-centring before clamping, the convenience and the reliability can be realized, the clamping is easy, the structure of the self-centring gripping holder is compact, and the clamping is flexible.
Description
Technical field
The utility model relates to a kind of clamping device, particularly the self-alignment cramping arrangement of using at the machining industry processing disk cover parts.
Background technology
Clamping device is widely used in machined, be fixed with clamping device on the workbench as the present work in-process heart, during work workpiece clamp is fastened, existing clamping device structure is: the positioning disk that a positioning body is arranged and join with positioning body, by positioning body whole clamping device is fixed on the workbench, on positioning body, be provided with the oil cylinder that joins with hydraulic control device, the centre bore of the self-align dish of piston rod that matches with cylinder body stretches out and shift fork is equipped with in the termination, axle is connected with three paws along the circumference trisection on positioning disk, one end of each paw all matches with shift fork, when being fixedly clamped, earlier disk cover parts is enclosed within on the positioning disk, cylinder body drives piston rod in it and moves and stretch out, shift fork moves thereupon, stir paw simultaneously relative to rotating with positioning disk, the other end of paw just is pressed on the dish sleeve workpiece workpiece is clamped.The clamping device of this structure, the centering effect is bad, can not self-centering before clamping, its centering can only be sleeved on matched in clearance on the positioning disk by workpiece, finally causes machining accuracy low.
Summary of the invention:
The technical problems to be solved in the utility model be existing clamping device can not self-centering, influence the problem of machining accuracy, at the problems referred to above, the purpose of this utility model provides the self-alignment cramping arrangement that a kind of processing disk cover parts that clamps interlock before workpiece clamps after the first self-centering is used, overcome the deficiencies in the prior art, to improve workpiece centering and machining accuracy.
The self-alignment cramping arrangement that processing disk cover parts of the present utility model is used, it comprises positioning body 6 and the positioning disk 5 that joins with positioning body 6, on positioning body 6, be provided with cylinder body 10, is furnished with piston rod 18 mutually with cylinder body 10, axle is connected with three uniform paws 12 on positioning disk 5, one end and the shift fork 11 of paw 12 match, it is characterized in that: described piston rod 18 pitman shafts 15, described shift fork is contained on the bar axle 15, be with tapered sleeve 14 on the bar axle 15, the cylindrical of tapered sleeve 14 matches with the endoporus of positioning disk 5, be with compression spring 17 on the bar axle 15, one end of spring 17 leans on tapered sleeve 14, the other end leans on the pillow block of bar axle 15, radially be arranged on an end that is set with on the bearing pin 4 of positioning disk 5 endoporus bearing pin 4 and lean spring 2 on the inclined-plane of tapered sleeve 14, the other end of bearing pin 4 stretches out in the hole on can self-align dish 5, and described bearing pin 4 is three and evenly distributes on circumference.
The self-alignment cramping arrangement that processing disk cover parts of the present utility model is used, wherein said bearing pin 4 is provided with elongated slot 19, the banking pin 1 that on positioning disk 5, has been threaded, the inner termination of banking pin 1 is inserted in the elongated slot 19.
The self-alignment cramping arrangement that processing disk cover parts of the present utility model is used, be provided with guide pin bushing 3 between wherein said positioning disk 5 and the bearing pin 4, between guide pin bushing 3 and the positioning disk 5 for fixedlying connected described spring 2, one end leans on the platform of bearing pin 4, and the other end leans on guide pin bushing 4.
The self-alignment cramping arrangement that processing disk cover parts of the present utility model is used, wherein said positioning disk 5 is provided with guard shield 20.
The self-alignment cramping arrangement that processing disk cover parts of the present utility model is used, because piston rod 18 pitman shafts 15, shift fork is contained on the bar axle 15, be with tapered sleeve 14 on the bar axle 15, the endoporus of the outside of tapered sleeve 14 and positioning disk 5 matches, be with compression spring 17 on the bar axle 15, one end of spring 17 leans on tapered sleeve 14, the other end leans on the pillow block of bar axle 15, radially be arranged on an end that is set with on the bearing pin 4 of positioning disk 5 endoporus bearing pin 4 and lean spring 2 on the inclined-plane of tapered sleeve 14, the other end of bearing pin 4 stretches out in the hole on can self-align dish 5, described bearing pin 4 is three and evenly distributes on circumference, piston rod 18 drive bar axles 15 move during work, leaning tapered sleeve 14 by compression spring 17 moves, sloped roof on the tapered sleeve 14 moves radially to positioning disk 5 by three uniform bearing pins 4, and the termination of bearing pin 4 leans on the inner hole wall of dish sleeve workpiece, can reach the purpose of self-centering centering, shift fork drives the paw workpiece pressing after the self-centering, so this device can self-centering before clamping, convenient and reliable, clamping is easy, this apparatus structure compactness, fixed folder flexibly.
Description of drawings
Fig. 1 is the utility model specific embodiment structural representation;
Fig. 2 is a B portion schematic diagram shown in Figure 1.
The specific embodiment
As shown in the figure: 6 is positioning body, and 5 is positioning disk, is connected as a single entity by the positioning disk 5 of bolt with positioning body 6.10 is cylinder body, cylinder body 10 is fixed on the positioning body 6 piston 9 that matches with cylinder body 10 stopper rod 18 of taking over a job by ring flange 7 and ring flange 8 and bolt.Piston rod 18 is connected with the threaded one end of bar axle 15, and the termination point casing of bar axle 15 is equipped with shift fork 11, is provided with spheric washer 13 between shift fork 11 and pillow block.Shift fork 11 matches with the end that axle is connected the paw 12 on the positioning disk 5.Paw 12 is three and evenly distributes on circumference.End face screwing at positioning disk 5 is fixed with three cushion blocks 16, and cushion block 16 evenly distributes on circumference.On bar axle 15, be set with tapered sleeve 14, be set with compression spring 17 between tapered sleeve 14 and the pillow block.Radially be processed with three equally distributed holes of circumference on positioning disk 5, be provided with bearing pin 4 in the hole, the inner termination of bearing pin 4 has the inclined-plane and leans on the conical surface of tapered sleeve 14.Port in the hole also fixedly is inlaid with guide pin bushing 3, and spring 2 one ends that are sleeved on the bearing pin 4 lean on the pillow block of bearing pin 4, and the other end leans on guide pin bushing 3.Be processed with slotted hole 19 at bearing pin 4, the banking pin 1 that has been threaded on the positioning disk 5, the inner termination of banking pin 1 is just inserted in the slotted hole 19, makes bearing pin 4 diameters of axle play position-limiting action when mobile.Screw is connected with guard shield 2 above positioning disk 5.
During work, to coil that sleeve workpiece A is enclosed within on the positioning disk 5 thick benchmark bearing pins and basal plane leans against on the cushion block 16, drive cylinder body 10 work by hydraulic control device, piston rod 18 and bar axle 15 move up, lean on the tapered sleeve 14 by compression spring 17 and to move, the conical surface of tapered sleeve 14 leans three bearing pins 4 and does radially same moved further, spring 2 is compressed simultaneously, the external end head of bearing pin 4 leans on the endoporus sidewall of dish sleeve workpiece A, owing to be that the bearing pin 4 that three five equilibriums are provided with moves simultaneously, can carry out the self-centering centering to workpiece A, drive paw 12 by shift fork 11 after the self-centering and rotate with respect to positioning disk 5, the termination of paw 12 is pressed against on the workpiece A, has played clamping action, otherwise paw 12 unclamps, and centering bearing pin 4 returns under spring 2 effects.The action of this device is to workpiece elder generation self-centering centering, clamps again, and speed is fast, the centering precision height.
Claims (4)
1, the self-alignment cramping arrangement that a kind of processing disk cover parts is used, it comprises positioning body (6) and the positioning disk (5) that joins with positioning body (6), on positioning body (6), be provided with cylinder body (10), is furnished with piston rod (18) mutually with cylinder body (10), go up axle at positioning disk (5) and be connected with three uniform paws (12), one end of paw (12) and shift fork (11) match, it is characterized in that: described piston rod (18) pitman shaft (15), described shift fork is contained on the bar axle (15), be with tapered sleeve (14) on the bar axle (15), the cylindrical of tapered sleeve (14) matches with the endoporus of positioning disk (5), be with compression spring (17) on the bar axle (15), one end of spring (17) leans on tapered sleeve (14), the other end leans on the pillow block of bar axle (15), radially be arranged on an end that is set with on the bearing pin (4) of positioning disk (5) endoporus bearing pin (4) and lean spring (2) on the inclined-plane of tapered sleeve (14), the other end of bearing pin (4) can self-alignly coil in the hole on (5) and stretches out, and described bearing pin (4) is three and evenly distributes on circumference.
2, the self-alignment cramping arrangement used of processing disk cover parts according to claim 1, it is characterized in that: described bearing pin (4) is provided with elongated slot (19), the banking pin (1) that has been threaded on positioning disk (5), the inner termination of banking pin (1) is inserted in the elongated slot (19).
3, the self-alignment cramping arrangement used of processing disk cover parts according to claim 2, it is characterized in that: be provided with guide pin bushing (3) between described positioning disk (5) and the bearing pin (4), between guide pin bushing (3) and the positioning disk (5) for fixedlying connected, described spring (2), one end leans on the platform of bearing pin (4), and the other end leans on guide pin bushing (3).
4, the self-alignment cramping arrangement used of processing disk cover parts according to claim 3, it is characterized in that: described positioning disk (5) is provided with guard shield (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200153619U CN201115907Y (en) | 2007-10-19 | 2007-10-19 | Automatic centering clamping device for processing disk sleeve parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200153619U CN201115907Y (en) | 2007-10-19 | 2007-10-19 | Automatic centering clamping device for processing disk sleeve parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201115907Y true CN201115907Y (en) | 2008-09-17 |
Family
ID=39990480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200153619U Expired - Fee Related CN201115907Y (en) | 2007-10-19 | 2007-10-19 | Automatic centering clamping device for processing disk sleeve parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201115907Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101376183A (en) * | 2008-09-19 | 2009-03-04 | 张家港国隆机电五金有限公司 | Clamping fixture in lock core slot-producing machine |
| CN101579824B (en) * | 2009-04-01 | 2011-04-06 | 大连机床集团有限责任公司 | Automatic positioning cramping mechanism |
| CN101722433B (en) * | 2008-10-21 | 2012-05-23 | 河南省中原内配股份有限公司 | Fully-automatic workpiece pressing device |
| CN106625234A (en) * | 2017-01-22 | 2017-05-10 | 常州轻工职业技术学院 | Multi-specification and multi-purpose sleeve type parts precision grinding fixture and using method thereof |
| CN106624903A (en) * | 2017-02-21 | 2017-05-10 | 浙江大学城市学院 | Special fixture for processing shift-fork holes |
-
2007
- 2007-10-19 CN CNU2007200153619U patent/CN201115907Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101376183A (en) * | 2008-09-19 | 2009-03-04 | 张家港国隆机电五金有限公司 | Clamping fixture in lock core slot-producing machine |
| CN101722433B (en) * | 2008-10-21 | 2012-05-23 | 河南省中原内配股份有限公司 | Fully-automatic workpiece pressing device |
| CN101579824B (en) * | 2009-04-01 | 2011-04-06 | 大连机床集团有限责任公司 | Automatic positioning cramping mechanism |
| CN106625234A (en) * | 2017-01-22 | 2017-05-10 | 常州轻工职业技术学院 | Multi-specification and multi-purpose sleeve type parts precision grinding fixture and using method thereof |
| CN106625234B (en) * | 2017-01-22 | 2018-09-14 | 常州轻工职业技术学院 | A kind of more specifications, multipurpose cover parts precision grinding jig and its application method |
| CN106624903A (en) * | 2017-02-21 | 2017-05-10 | 浙江大学城市学院 | Special fixture for processing shift-fork holes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20121019 |