CN202655670U - Double-head automatic pneumatic positioning chuck - Google Patents
Double-head automatic pneumatic positioning chuck Download PDFInfo
- Publication number
- CN202655670U CN202655670U CN 201220222525 CN201220222525U CN202655670U CN 202655670 U CN202655670 U CN 202655670U CN 201220222525 CN201220222525 CN 201220222525 CN 201220222525 U CN201220222525 U CN 201220222525U CN 202655670 U CN202655670 U CN 202655670U
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Abstract
A double-head automatic pneumatic positioning chuck comprises a base, wherein a left chuck main body is fixed on one side of a central line, the center of the left chuck main body is provided with a leftward-pulling screw groove, the side wall of the leftward-pulling screw groove is provided with a left steel ball hole, a left steel ball is installed inside the left steel ball hole, the thickness of the side wall of the leftward-pulling screw groove is smaller than the diameter of the left steel ball, the outer end surface of the side wall of the leftward-pulling screw groove and the left chuck main body form a left piston groove, a left piston is installed inside the left piston groove, a left pressure spring groove is arranged inside the left piston, a left pressure spring is installed inside the left pressure spring groove, and the left pressure spring stays at a compression state; a symmetric double-puller structure is installed on a corresponding position of the central line of the base. Due to the adoption of the double-head automatic pneumatic positioning chuck, through a tray, the repeated correction time can be avoided in the changeover machining of multiple stations of multiple machine tools, a work-piece can be reliably strained on the chuck, and the repeated position precision is guaranteed. Specially the double-head pulling way is adopted, so that the pulling force is greater, more stability and reliability in positioning can be realized, and mass production and automatic production can be realized through the pneumatic clamping.
Description
Technical field
The utility model belongs to machining and uses the clamp technology field, specifically just relates to a kind of double end automatic air pressure positioning chuck that clamps usefulness for the precision component mechanical processing process.
Background technology
Chuck is to be used for the mechanical device of clamping work pieces on the lathe, utilizes moving radially of the movable jaw that is distributed on the chuck body, the machine tool accessories of Workpiece clamping and location.Chuck generally is comprised of chuck body, movable jaw and claw driving mechanism 3 parts.Chuck body diameter minimum is 65 millimeters, and maximum can reach 1500 millimeters, and there is through hole in central authorities, so that by workpiece or bar; The back has cylindrical or the short taper profile structure, directly or by ring flange and machine tool chief axis end links.Chuck usually is installed on lathe, cylindrical grinder and the internal grinder and uses, and also can cooperate with various indexing means, is used for milling machine and drilling machine.Chuck can be divided into above the chuck jaw number: two-jaw(ed)chuck, scroll chuck, chuck, six dog chucks and special chuck; Can be divided into from using on the power: hand chuck, air spider, oild chuck, electric chuck and mechanical chuck; Above structure, can also be divided into: hollow type and full mold.
Along with the required precision of machine components is more and more higher, positioning accuracy request to each lathe in the mechanical processing process and each manufacturing procedure is also more and more higher, especially the precision of positioning fixture directly affects the final precision of product especially in enormous quantities, automated production, existing location tensioning technique, workpiece is when changing, positional precision control difficulty perhaps will spend the more time repeatedly to proofread and correct, and is difficult to reach requirement in enormous quantities, automated production positioning accuracy.Using existing accurate chuck to be used for Vehicle Processing or to mill adding man-hour, running accuracy during clamping work pieces or positional precision General Requirements are higher, if same part must just can be finished by many lathes the man-hour that adds of the different Ministry of worker, in the conversion of workpiece between lathe and lathe, need to repeat to clamp, proofread and correct, not only time-consuming but also can't guarantee precision, more can't really realize in enormous quantities, automated production.
The utility model content
The purpose of this utility model provides a kind of double end automatic air pressure positioning chuck, in the Precision Machining process, part does not need resetting when changing lathe and station, the disposable just part of required processing can the location be finished, reduce the deviation accumulation that resetting produces, improved the precision of clamping and positioning, adapted to the needs of mass automatic production, whole air pressure chuck tightening force is large, positioning stablity is reliable, pneumatic pinch, technical scheme
In order to realize above-mentioned technical purpose, the utility model designs a kind of double end automatic air pressure positioning chuck, it is characterized in that: it comprises base, left chuck body is fixed on base center line one side, left chuck body center has the Zola and follows closely groove, the Zola follows closely and has left steel ball hole on the groove sidewall, left steel ball is housed in the left steel ball hole, the Zola follows closely the groove sidewall thickness less than left steel ball size, the Zola follows closely groove sidewall outer face and left chuck body forms the left piston groove, in the left piston groove left piston is housed, have left pressure spring slot in the left piston, left stage clip is housed in the left pressure spring slot, left stage clip is in compressive state; Described Zola follows closely is equipped with the location blind rivet in the groove, the location blind rivet has left steel ball bit-avoiding slot at left steel ball correspondence position, in the blind rivet of location left lock-screw is housed; Right chuck body is fixed on base center line right side, right chuck body center has right blind rivet groove, have right steel ball hole on the right blind rivet groove sidewall, right steel ball is housed in the right steel ball hole, and right blind rivet groove sidewall thickness is less than right steel ball size, and right blind rivet groove sidewall outer face and right chuck body form right piston groove, right piston is housed in the right piston groove, have right pressure spring slot in the right piston, right stage clip is housed in the right pressure spring slot, right stage clip is in compressive state.
In the described right blind rivet groove compensation blind rivet is housed, the compensation blind rivet has right steel ball bit-avoiding slot at right steel ball correspondence position, in the compensation blind rivet right lock-screw is housed;
Described location blind rivet and compensation blind rivet head are equipped with pallet.
Described left piston groove and right piston groove bottom have air admission hole and are communicated with outside.
Described left chuck body and right chuck body are fixed by screws on the base.
The locating surface of described location blind rivet is taper seat, and the outermost end circle diameter is
The locating surface of described compensation blind rivet is taper seat, and the outermost end circle diameter is
Taper seat has outward along the wide 6mm of outer end circle diameter symmetry, the projection that high 0.01mm does.
Described left chuck body and right chuck body are symmetrical with the base center line.
The utility model can be at many lathes by means of pallet, in the conversion of the multinomial station processing, have exempted the time that repeats to proofread and correct, and reliably tension of workpiece can have been guaranteed the repeatable position precision on chuck.Particularly the utility model uses the mode of double end tension, and tightening force is larger, locate more reliable and more stablely, and pneumatic pinch can realize in enormous quantities, automated production.
Beneficial effect
The utility model is in the precision instrument process, part is when changing lathe and station, do not need resetting, the disposable just part of required processing can the location be finished, reduced the deviation accumulation that resetting produces, improved the precision of clamping and positioning, the needs that adapt to mass automatic production, whole air pressure chuck tightening force is large, positioning stablity is reliable, and pneumatic pinch can realize in enormous quantities, automated production smoothly, whole device adopts two pull heads to compensate locate mode, is that the location is with flexible and firm.
Description of drawings
Accompanying drawing 1 is the utility model schematic diagram.
Accompanying drawing 2 is location blind rivet and compensation blind rivet scheme of installations in the utility model.
Accompanying drawing 3 is compensation blind rivet top views in the utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further elaborated.
As shown in Figure 1, a kind of double end automatic air pressure positioning chuck, wherein, it comprises that base 1, left chuck body 2 are fixed on base 1 center line one side, left chuck body 2 centers have the Zola and follow closely groove 3, the Zola follows closely on groove 3 sidewalls and has left steel ball hole, left steel ball 4 is housed in the left steel ball hole, the Zola follows closely groove 3 sidewall thickness less than left steel ball 4 diameters, the Zola follows closely groove 3 sidewall outer faces and left chuck body 2 forms left piston groove 5, and left piston 6 is housed in the left piston groove 5, has left pressure spring slot 7 in the left piston 6, left stage clip 8 is housed in the left pressure spring slot 7, and left stage clip 8 is in compressive state.
Described Zola follows closely is equipped with location blind rivet 9 in the groove 3, location blind rivet 9 has left steel ball 4 bit-avoiding slots at left steel ball 4 correspondence positions, in the blind rivet 9 of location left lock-screw 10 is housed.
Described right chuck body 11 is fixed on base 1 center line right side, right chuck body 11 centers have right blind rivet groove 12, have right steel ball hole on right blind rivet groove 12 sidewalls, right steel ball 13 is housed in the right steel ball hole, right blind rivet groove 12 sidewall thickness are less than right steel ball 13 diameters, right blind rivet groove 12 sidewall outer faces and right chuck body 11 form right piston groove 14, right piston 15 is housed in the right piston groove 14, have right pressure spring slot 16 in the right piston 15, right stage clip 17 is housed in the right pressure spring slot 16, and right stage clip 17 is in compressive state.
Compensation blind rivet 18 is housed in the described right blind rivet groove 12, and compensation blind rivet 18 has right steel ball 13 bit-avoiding slots at right steel ball 13 correspondence positions, in the compensation blind rivet 18 right lock-screw 19 is housed.
Described location blind rivet 9 and compensation blind rivet 18 heads are equipped with pallet.
Described left piston groove 5 and right piston groove 14 bottoms have air admission hole and are communicated with outside.
Described left chuck body 2 and right chuck body 11 are fixed by screws on the base 1, and be symmetrical with base 1 center line.
As shown in Figures 2 and 3, the locating surface of described location blind rivet 9 is taper seats, and the outermost end circle diameter is
The locating surface of described compensation blind rivet 18 is taper seats, and the outermost end circle diameter is
Taper seat has outward along the wide 6mm of outer end circle diameter symmetry, the protruding 18a that high 0.01mm does.
The utility model has designed a pallet between workpiece and chuck, workpiece can be processed in the conversion of multinomial station at many lathes by means of pallet, has exempted the time that repeats to proofread and correct, and reliably tension of workpiece can have been guaranteed positional precision on chuck.The utility model has used the mode of double end tension, and tightening force is larger, locate more reliable and more stablely, and pneumatic pinch can realize in enormous quantities, automated production.Simultaneously, the utility model is in the precision instrument process, part is when changing lathe and station, do not need resetting, the disposable just part of required processing can the location be finished, reduced the deviation accumulation that resetting produces, improved the precision of clamping and positioning, adapt to the needs of mass automatic production, whole air pressure chuck tightening force is large, and positioning stablity is reliable, pneumatic pinch, can realize smoothly in enormous quantities, automated production, whole device adopts two pull heads to compensate locate mode, makes the location more flexible and firm.
Claims (5)
1. double end automatic air pressure positioning chuck, it is characterized in that: it comprises base (1), left chuck body (2) is fixed on base (1) center line one side, left chuck body (2) center has the Zola and follows closely groove (3), the Zola follows closely on groove (3) sidewall and has left steel ball hole, left steel ball (4) is housed in the left steel ball hole, the Zola follows closely groove (3) sidewall thickness less than left steel ball (4) diameter, the Zola follows closely groove (3) sidewall outer face and left chuck body (2) forms left piston groove (5), left piston (6) is housed in the left piston groove (5), have left pressure spring slot (7) in the left piston (6), left stage clip (8) is housed in the left pressure spring slot (7), and left stage clip (8) is in compressive state;
Described Zola follows closely is equipped with location blind rivet (9) in the groove (3), location blind rivet (9) has left steel ball (4) bit-avoiding slot at left steel ball (4) correspondence position, in the location blind rivet (9) left lock-screw (10) is housed;
Described right chuck body (11) is fixed on base (1) center line right side, right chuck body (11) center has right blind rivet groove (12), have right steel ball hole on right blind rivet groove (12) sidewall, right steel ball (13) is housed in the right steel ball hole, right blind rivet groove (12) sidewall thickness is less than right steel ball (13) diameter, right blind rivet groove (12) sidewall outer face and right chuck body (11) form right piston groove (14), right piston (15) is housed in the right piston groove (14), have right pressure spring slot (16) in the right piston (15), right stage clip (17) is housed in the right pressure spring slot (16), and right stage clip (17) is in compressive state;
Compensation blind rivet (18) is housed in the described right blind rivet groove (12), and compensation blind rivet (18) has right steel ball (13) bit-avoiding slot at right steel ball (13) correspondence position, in the compensation blind rivet (18) right lock-screw (19) is housed;
Described location blind rivet (9) and compensation blind rivet (18) head are equipped with pallet.
2. a kind of double end automatic air pressure positioning chuck as claimed in claim 1 is characterized in that: have air admission hole bottom described left piston groove (5) and the right piston groove (14) and be communicated with outside.
3. a kind of double end automatic air pressure positioning chuck as claimed in claim 1, it is characterized in that: described left chuck body (2) and right chuck body (11) are fixed by screws on the base (1).
4. a kind of double end automatic air pressure positioning chuck as claimed in claim 1, it is characterized in that: the locating surface of described location blind rivet (9) is taper seat, and the outermost end circle diameter is
The locating surface of described compensation blind rivet (18) is taper seat, and the outermost end circle diameter is
Taper seat has outward along the wide 6mm of outer end circle diameter symmetry, the projection of high 0.01mm (18a).
5. a kind of double end automatic air pressure positioning chuck as claimed in claim 1, it is characterized in that: described left chuck body (2) and right chuck body (11) are symmetrical with base (1) center line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220222525 CN202655670U (en) | 2012-05-15 | 2012-05-15 | Double-head automatic pneumatic positioning chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220222525 CN202655670U (en) | 2012-05-15 | 2012-05-15 | Double-head automatic pneumatic positioning chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202655670U true CN202655670U (en) | 2013-01-09 |
Family
ID=47450603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220222525 Expired - Lifetime CN202655670U (en) | 2012-05-15 | 2012-05-15 | Double-head automatic pneumatic positioning chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202655670U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672220A (en) * | 2012-05-15 | 2012-09-19 | 马丁路德机器人（上海）有限公司 | Double-head automatic pneumatic positioning chuck |
| CN109366242A (en) * | 2018-12-31 | 2019-02-22 | 保定向阳航空精密机械有限公司 | Loading and unloading and positioning device suitable for robot charge flexible production line |
| CN109773556A (en) * | 2018-12-31 | 2019-05-21 | 保定向阳航空精密机械有限公司 | A kind of handling equipment suitable for robot charge flexible production line |
| CN111168442A (en) * | 2020-03-16 | 2020-05-19 | 沈阳飞机工业（集团）有限公司 | Pull-down type positioning and clamping device |
-
2012
- 2012-05-15 CN CN 201220222525 patent/CN202655670U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672220A (en) * | 2012-05-15 | 2012-09-19 | 马丁路德机器人（上海）有限公司 | Double-head automatic pneumatic positioning chuck |
| CN109366242A (en) * | 2018-12-31 | 2019-02-22 | 保定向阳航空精密机械有限公司 | Loading and unloading and positioning device suitable for robot charge flexible production line |
| CN109773556A (en) * | 2018-12-31 | 2019-05-21 | 保定向阳航空精密机械有限公司 | A kind of handling equipment suitable for robot charge flexible production line |
| CN111168442A (en) * | 2020-03-16 | 2020-05-19 | 沈阳飞机工业（集团）有限公司 | Pull-down type positioning and clamping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHIYOU ROBOT (SHANGHAI) CO., LTD. Free format text: FORMER OWNER: MARTIN LORD ROBOT (SHANGHAI) CO., LTD. Effective date: 20150522 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201899 JIADING, SHANGHAI TO: 200131 PUDONG NEW AREA, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150522 Address after: 200131 Shanghai city Chinese (Shanghai) Free Trade Zone No. 399 North Road, building 2, 376 foot position Patentee after: Ideal robot (Shanghai) Co., Ltd. Address before: 201899, room 7, building 333, 1210 Chengbei Road, Shanghai, Jiading District Patentee before: Martin Luther Robotics (Shanghai) Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |
|
| CX01 | Expiry of patent term |