CN203495803U - Multipoint positioning pneumatic clamp - Google Patents
Multipoint positioning pneumatic clamp Download PDFInfo
- Publication number
- CN203495803U CN203495803U CN201320530247.5U CN201320530247U CN203495803U CN 203495803 U CN203495803 U CN 203495803U CN 201320530247 U CN201320530247 U CN 201320530247U CN 203495803 U CN203495803 U CN 203495803U
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- China
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- front side
- back side
- multipoint positioning
- guide
- side plate
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Abstract
The utility model relates to a multipoint positioning pneumatic clamp, which meets different requirements of different clamping positions of different product workpieces on clamps. The multipoint positioning pneumatic clamp comprises a table frame and an air cylinder, and is characterized in that a support seat is arranged on the table frame, a U-shaped air cylinder seat is fixedly arranged on the support seat and is provided with a bottom plate, a front side plate and a back side plate, the front side plate and the back side plate are positioned at the two sides of the bottom plate, the bottom plate is fixed with the support seat, the outer side of the back side plate is fixedly provided with the air cylinder, a piston of the air cylinder passes through the back side plate to be connected with guide shafts, the guide shafts pass through the front side plate to be connected with a transfer connection block, and a plurality of positioning pins are arranged on the transfer connecting block. The multipoint positioning pneumatic clamp has the advantages that the U-shaped air cylinder seat is adopted, the distance between the front and back side plates is utilized for realizing the guiding at a position with a section of distance from the air cylinder, and the positioning position stability of the positioning pins is ensured. Meanwhile, the position limitation on the telescopic amplitude of the positioning pins can be realized by utilizing the matching between the front side plate and the position limiting plate arranged at the back end of the guide shaft.
Description
Technical field
The utility model relates to a kind of fixture, particularly a kind of multipoint positioning air-actuated jaw.
Background technology
A lot of industrial products in process of production, need to position, and then process, and need to use nipper.For different types of product, the profile of product and locating hole point all have difference, need to use fixture miscellaneous, the stability of fixture itself, and the reliability that coordinates of fixture and product workpiece, to product Accuracy of finish important, so different product workpiece and even different clip positions all have different requirements to fixture.
As the patent CN202344298U of bulletin on July 25th, 2012, mentioned a kind of hydraulically operated fixture, comprise holder, movable pressure plate and hydraulic lifting arm, on described holder, be provided with elevating lever connecting hole, the diameter of the diameter of described elevating lever connecting hole and described hydraulic lifting arm adapts, described holder is flexibly connected with described hydraulic lifting arm, described hydraulic lifting arm is fixedly connected with described movable pressure plate, described fixture also comprises gag lever post, and described gag lever post is connected with described holder.This apparatus structure has limited the top that hydraulic mechanism must be positioned at fixture, and holder also must be fixed on the top of being pressed workpiece, for frame, has particular requirement, has limited the scope of application of fixture, and therefore above-mentioned fixture can not be adapted in the clamping of all workpiece.
Summary of the invention
The purpose of this utility model is fixture is had to the problem of different requirements for the different clip positions of different product workpiece, and a kind of multipoint positioning air-actuated jaw that adopts a plurality of alignment pins location is provided.
The utility model solves the technical scheme that its technical problem adopts: a kind of multipoint positioning air-actuated jaw, comprise stand, cylinder, stand is provided with bearing, on bearing, be fixed with U-shaped cylinder block, U-shaped cylinder block has a base plate and is positioned at front side board and the back side panel of base plate dual-side, and base plate and bearing are fixed, back side panel outside is fixed with cylinder, the piston of cylinder connects the axis of guide through back side panel, and the axis of guide connects transfer block through front side board, and transfer block is provided with a plurality of alignment pins.Adopt split single seat, utilize fixedly cylinder of back side panel, use front side board to lead, make location more accurate, transfer block is provided with a plurality of alignment pins, can position for multiple spot, predictably, when even each anchor point is not at same plane, also can be by regulating the length of alignment pin to carry out co-located.
As preferably, the described axis of guide is provided with many, and many axis of guide rear ends adopt limiting plates to link together, and limiting plate is fixed on the piston of cylinder.Engagement limits by front side board and limiting plate the flexible scope of cylinder piston.Transfer block has larger volume and surface area, just has more area to select to install for alignment pin, therefore the stability that the many axis of guides can increase transfer block is set, and avoids transfer block wobble effects location.
As preferably, each axis of guide front end is all connected to transfer block.
As preferably, in described transfer block, fix some back-up blocks, alignment pin rear end is embedded the inside of back-up block, and is provided with for holding out against the screw hole of alignment pin in the side of back-up block.Behind keyset location, unsuitable frequent dismounting, installs alignment pin by back-up block, has simplified the structure of keyset, detachable between back-up block and keyset, can change as required back-up block, regulates the position of alignment pin and the length of stretching out.
As preferably, described back side panel is provided with the through hole corresponding with piston, and described front side board is provided with the through hole corresponding with the axis of guide, and is provided with fairlead in the through hole of front side board.
As preferably, the be provided with screw hole that hold out against fixed guide cover vertical with through hole on described front side board.
As preferably, the thickness of described front side board is greater than back side panel.Front side board thickness is large, and guide section length is long, is that alignment pin telescopic process can keep stablizing.
As preferably, the setting of lying on one's side of described U-shaped cylinder block, base plate is fixed on the side of bearing, and base plate and front side board, back side panel are positioned at same level.
A plurality of alignment pins of air cylinder driven of the utility model, carry out multipoint positioning; Adopt U-shaped cylinder block, before and after utilizing, the distance of side plate, is leading apart from cylinder one fragment position place, has guaranteed that the position location of alignment pin is stable; Utilizing front side board to coordinate with the limiting plate of fairlead rear end can carry out spacing to the flexible amplitude of alignment pin simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model.
Fig. 2 is the utility model side structure schematic diagram.
To be that this use is novel be installed on the structural representation on stand to Fig. 3 together with other fixtures.
In figure: 1. stand, 2. cylinder, 3.U type cylinder block, 31. base plates, 32. back side panels, 33. front side boards, 4. limiting plate, the 5. axis of guide, 6. keyset, 7. back-up block, 8. alignment pin, 9. bearing, 10. piston, 11. fairleads.
The specific embodiment
Below by specific embodiment, also by reference to the accompanying drawings the utility model is further illustrated.
Embodiment: a kind of multipoint positioning air-actuated jaw, as shown in Figure 1, Figure 3.This device is arranged on plane stand 1 and uses.Plane stand 1 is provided with L shaped bearing 9, is provided with leg-of-mutton reinforcement gusset between bearing 9 sides and bottom surface.The another side of bearing is fixed with U-shaped cylinder block 3.U-shaped cylinder block has a base plate 31 and front side board 33 and back side panel 32, and U-shaped cylinder block is horizontal setting, and base plate 31 and front side board 33 and back side panel 32 are positioned at same level, and the side of base plate and bearing 9 is fixed.The lateral surface of back side panel 32 is fixed with cylinder 2.Back side panel has through hole, and the piston 10 of cylinder 2 is threaded fixing with the middle part of limiting plate 4 through back side panel through hole, and limiting plate 4 vertically arranges, and limiting plate upper and lower is connected with respectively an axis of guide 5.Front side board 33 has the through hole corresponding with the axis of guide 5, two axis of guides 5 are connected to the vertical keyset of same 6 through after the through hole of front side board simultaneously, vertically keyset one side is connected with two horizontal keysets, two horizontal keyset front surface ends are removably fixed with respectively back-up block 7, on back-up block 7, be embedded with alignment pin 8, alignment pin 8 rear ends embed back-up block 7, and are provided with the screw that holds out against for securing dowel in back-up block 7 sides.In the through hole of front side board 33, be provided with fairlead 11, and on front side board, be provided with the screw that holds out against of vertical and through hole.The thickness of front side board is greater than the thickness of back side panel, and both Thickness Ratios are 3:1.
During work, cylinder promotes piston and is delivered to keyset by the axis of guide, then promote alignment pin, make alignment pin flexible, utilize the axis of guide and fairlead to coordinate guiding, alignment pin location is more accurate, simultaneously when cylinder reaches to a certain degree, the limiting plate of axis of guide rear end abuts to after front side board medial surface spacing, defines the scope of stretching out of alignment pin.
Claims (8)
1. a multipoint positioning air-actuated jaw, comprise stand, cylinder, it is characterized in that: stand is provided with bearing, on bearing, be fixed with U-shaped cylinder block, U-shaped cylinder block has a base plate and is positioned at front side board and the back side panel of base plate dual-side, and base plate and bearing are fixed, back side panel outside is fixed with cylinder, the piston of cylinder connects the axis of guide through back side panel, and the axis of guide connects transfer block through front side board, and transfer block is provided with a plurality of alignment pins.
2. a kind of multipoint positioning air-actuated jaw according to claim 1, is characterized in that: the described axis of guide is provided with many, and many axis of guide rear ends adopt limiting plate to link together, and limiting plate is fixed on the piston of cylinder.
3. a kind of multipoint positioning air-actuated jaw according to claim 2, is characterized in that: each axis of guide front end is all connected to transfer block.
4. according to a kind of multipoint positioning air-actuated jaw described in claim 1 or 2 or 3, it is characterized in that: in described transfer block, fix some back-up blocks, alignment pin rear end is embedded the inside of back-up block, and is provided with for holding out against the screw hole of alignment pin in the side of back-up block.
5. according to a kind of multipoint positioning air-actuated jaw described in claim 1 or 2 or 3, it is characterized in that: described back side panel is provided with the through hole corresponding with piston, described front side board is provided with the through hole corresponding with the axis of guide, and is provided with fairlead in the through hole of front side board.
6. a kind of multipoint positioning air-actuated jaw according to claim 5, is characterized in that: the be provided with screw hole that hold out against fixed guide cover vertical with through hole on described front side board.
7. according to a kind of multipoint positioning air-actuated jaw described in claim 1 or 2 or 3, it is characterized in that: the thickness of described front side board is greater than back side panel.
8. according to a kind of multipoint positioning air-actuated jaw described in claim 1 or 2 or 3, it is characterized in that: the setting of lying on one's side of described U-shaped cylinder block, base plate is fixed on the side of bearing, and base plate and front side board, back side panel are positioned at same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320530247.5U CN203495803U (en) | 2013-08-29 | 2013-08-29 | Multipoint positioning pneumatic clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320530247.5U CN203495803U (en) | 2013-08-29 | 2013-08-29 | Multipoint positioning pneumatic clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203495803U true CN203495803U (en) | 2014-03-26 |
Family
ID=50326809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320530247.5U Expired - Fee Related CN203495803U (en) | 2013-08-29 | 2013-08-29 | Multipoint positioning pneumatic clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203495803U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526620A (en) * | 2014-12-31 | 2015-04-22 | 安徽江淮汽车股份有限公司 | Telescopic locating pin |
| CN111702389A (en) * | 2020-06-23 | 2020-09-25 | 柳州双辉自动化设备有限公司 | Part positioning fixture |
| CN112589340A (en) * | 2020-11-25 | 2021-04-02 | 广州瑞松智能科技股份有限公司 | Positioning pin telescopic mechanism |
| CN114012464A (en) * | 2021-11-30 | 2022-02-08 | 山西柴油机工业有限责任公司 | Device for rapidly and accurately machining V-shaped hole of large complex part |
-
2013
- 2013-08-29 CN CN201320530247.5U patent/CN203495803U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526620A (en) * | 2014-12-31 | 2015-04-22 | 安徽江淮汽车股份有限公司 | Telescopic locating pin |
| CN111702389A (en) * | 2020-06-23 | 2020-09-25 | 柳州双辉自动化设备有限公司 | Part positioning fixture |
| CN112589340A (en) * | 2020-11-25 | 2021-04-02 | 广州瑞松智能科技股份有限公司 | Positioning pin telescopic mechanism |
| CN114012464A (en) * | 2021-11-30 | 2022-02-08 | 山西柴油机工业有限责任公司 | Device for rapidly and accurately machining V-shaped hole of large complex part |
| CN114012464B (en) * | 2021-11-30 | 2022-10-28 | 山西柴油机工业有限责任公司 | Device for rapidly and accurately machining V-shaped hole of large complex part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20150829 |
|
| EXPY | Termination of patent right or utility model |