CN206544044U - A kind of automatic positioning clamp - Google Patents
A kind of automatic positioning clamp Download PDFInfo
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- CN206544044U CN206544044U CN201720184759.9U CN201720184759U CN206544044U CN 206544044 U CN206544044 U CN 206544044U CN 201720184759 U CN201720184759 U CN 201720184759U CN 206544044 U CN206544044 U CN 206544044U
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- cylinder
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- piston
- inlet channel
- positioning fixture
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Abstract
The utility model provides a kind of automatic positioning clamp, including base, cylinder, jaw components and multiple master jaws；It is each provided with being provided with pull bar and cylinder head on the outside of a piston, two-piston in two vertical channels being provided with L-type host cavity, L-type host cavity in the cylinder block of cylinder；Jaw components include two movable jaws and two stationary jaws；When entering compressed air in the first inlet channel of cylinder, two-piston contract simultaneously drives jaw components to clamp product by two pull bars；When entering compressed air in the second inlet channel of cylinder, two-piston is protruding and drives jaw components to unclamp product by two pull bars.The clamping stroke of the utility model positioning fixture is not influenceed by product size deviation；Jaw components and the adjustable setting of master jaw, further increase the clamping dimension scope of positioning fixture, greatly add the versatility of fixture, the utility model is simple in construction, practicality is good.
Description
Technical field
The utility model is related to technical field of tooling clamps, especially, is related to a kind of automatic positioning clamp.
Background technology
In shell structure part processing industry, in order to save material and subsequent machining cost, the supplied materials of most of product
There is progress embryo material machine-shaping.Ceramic member embryo material just has raw embryo to process rear sinter molding or direct injection molding, metalwork
Embryo material just has its dimensional discrepancy of the molding mode of die cast etc., but sinter molding, injection molding or die cast etc. all to compare
Greatly, be difficult to be accurately positioned product when back segment is processed, and its fixture versatility of existing mode is low, when product type,
When size is changed, large change, which occurs, for its size will often remake positioning fixture, thus existing positioning fixture can not
Adapt to requirements of one's work.
Utility model content
The purpose of this utility model be to overcome shortcomings and deficiencies of the prior art there is provided a kind of compact conformation rationally, again
The high automatic positioning clamp of multiple positioning precision, substantially increases the versatility of positioning fixture.
To achieve the above object, the utility model provides a kind of automatic positioning clamp, including base, is arranged at the bottom
Cylinder, jaw components and multiple master jaws on seat；The cylinder includes cylinder block, and provided with L-type in the cylinder block
A piston is each provided with two vertical channels in host cavity, the L-type host cavity, is being respectively provided with described in two on the outside of piston
There are pull bar and cylinder head, one end of the pull bar is connected with the piston；The jaw components include two movable jaws and two and consolidated
Determine claw, stationary jaw described in two is fixedly connected vertically adjacent to setting between the cylinder, movable jaw described in two is distinguished
The opposite of two stationary jaws is arranged on, and is respectively fixedly disposed at by two master jaws the other end of pull bar described in two；The gas
Cylinder also include two the first inlet channels and second inlet channel, first inlet channel respectively with respective cylinder lid and
Passage connection between piston, when entering compressed air in first inlet channel, piston described in two is in L-type host cavity
It is middle to contract, two pull bars drive jaw components to clamp product；Passage between piston described in second inlet channel and two
Connection, when entering compressed air in second inlet channel, piston described in two is protruding in L-type host cavity, and two
Pull bar drives jaw components to unclamp product.
In the utility model, the base is provided with the first air admission hole and the second air inlet for external compressed gas
Hole；First inlet channel is connected with first air admission hole；Second inlet channel is connected with second air admission hole.
In the utility model, the vacuum stomata for external vacuum generating device is additionally provided with the base, it is described
Cylinder, which also includes, to be arranged at its top for the vacuum tank of vacuum suction product and connects the vacuum tank and the vacuum gas
The vacuum passage in hole.
In the utility model, cylinder mounting groove is offered on the top surface of the base, the cylinder is fixedly installed on institute
State in cylinder mounting groove.
In the utility model, multiple strip holes are offered on the master jaw, movable jaw described in two by bolt and
The strip hole is respectively and fixedly installed on the corresponding master jaw.
In the utility model, the movable jaw and stationary jaw include the contact surface for being contacted with product and set
It is placed on the contact surface and to the inclined contact inclined-plane of the line of production.
In the utility model, it is provided with the side wall of the cylinder and in the both sides of pull bar described in one for being the work
It is provided with the guide rod that the stretching motion of dynamic claw and master jaw is oriented to, the master jaw and leading to that the guide rod matches
Hole.
In the utility model, the automatic positioning clamp also includes the bottom plate for being arranged at the base bottom.
In the utility model, second inlet channel is connected with the turning point of the L-type host cavity.
Compared to prior art, the utility model has the advantages that：
A kind of automatic positioning clamp of the present utility model, using the cylinder block with L-type host cavity, in L-type host cavity
It is each provided with being provided with pull bar and cylinder head on the outside of a piston, two-piston in two vertical channels；Jaw components include two
Movable jaw and two stationary jaws；When entering compressed air in the first inlet channel of cylinder, two-piston contract and by two
Pull bar drives jaw components to clamp product；When entering compressed air in the second inlet channel of cylinder, two-piston is protruding
And drive jaw components to unclamp product by two pull bars.The clamping stroke of the utility model positioning fixture is not by product size deviation
Influence can Automatic-clamping positioning；Jaw components and the adjustable setting of master jaw, further increase the clamping chi of positioning fixture
Very little scope, greatly adds the versatility of fixture.Automatic positioning clamp of the present utility model, integrated tooling is not by installation site
Limitation, simple in construction, therefore practicality is preferable, it is easy to popularization and application, with larger practical value.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is a kind of structural representation of automatic positioning clamp of the utility model；
Fig. 2 is the structural representation of air cylinder base of the present utility model and cylinder location relation；
Fig. 3 is the structural representation of cylinder in the utility model；
Fig. 4 is the internal structure schematic diagram of cylinder in Fig. 3；
Wherein, 1, base, the 11, first air admission hole, the 12, second air admission hole, 13, vacuum stomata, 14, cylinder mounting groove, 2,
Cylinder, 21, cylinder block, 211, L-type host cavity, 22, piston, 23, pull bar, 24, cylinder head, the 25, first inlet channel, 26,
Two inlet channels, 27, vacuum tank, 28, vacuum passage, 29, guide rod, 3, jaw components, 31, movable jaw, 32, fixing card
Pawl, 4, master jaw, 41, strip hole, 42, through hole, 5, bottom plate, 6, bolt.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be according to power
Profit requires to limit and the multitude of different ways of covering is implemented.
Referring to shown in Fig. 1 to Fig. 4, a kind of automatic positioning clamp of the present utility model, including base 1, be arranged on base
Cylinder 2, jaw components 3 and multiple master jaws 4；Base is provided with the He of the first air admission hole 11 for external compressed air
Second air admission hole 12；Cylinder includes cylinder block 21, and provided with the L-type host cavity 211, L arranged in the horizontal direction in cylinder block
A piston 22 is each provided with two vertical channels in type host cavity, pull bar 23 is provided with the outside of two-piston gentle
Cylinder cap 24, one end of pull bar is connected with piston；Jaw components include two movable jaws 31 and two stationary jaws 32, two stationary jaws
Vertically adjacent to setting, and it is fixedly connected between cylinder for being positioned to product to be processed, two movable jaws are set respectively
Put on the opposite of two stationary jaws, and be respectively fixedly disposed at by two master jaws the other end of two pull bars；Cylinder also includes two
Individual first inlet channel 25 and second inlet channel 26, two the first inlet channels respectively with cylinder head and respective pistons it
Between passage connection, when in the first inlet channel enter compressed air when, two-piston in L-type host cavity to contract, and
Jaw components are driven to clamp product by two pull bars；Passage between second inlet channel and two-piston is connected, when the second air inlet is logical
When entering compressed air in road, two-piston is protruding in L-type host cavity, and drives jaw components to unclamp production by two pull bars
Product.
The vacuum stomata for external vacuum generating device is additionally provided with a kind of specific embodiment, on base
13, cylinder also includes the vacuum tank 27 and connection vacuum tank and vacuum stomata for being arranged at its top for vacuum suction product
Vacuum passage 28；Cylinder mounting groove 14 is offered on the top surface of base, cylinder is fixedly installed in cylinder mounting groove.In running into
During the product of the relatively thin bad processing in bottom of chamber portion, it is possible to open vacuum generating device, product cavity bottom is lived using vacuum suction
Reach effect easy to process.
In a kind of specific embodiment, stationary jaw 32 is connected also by master jaw with cylinder, is opened up on master jaw
There are multiple strip holes 41, two movable jaws and two stationary jaws are respectively and fixedly installed to master jaw by bolt 6 and strip hole
On.When bolt unclamps, it is possible to adjust the position of movable jaw and stationary jaw on master jaw, when regulation can be pressed from both sides needed for
Clamping screw when holding stroke, the structure setting greatly improves the versatility of fixture.
In a kind of specific embodiment, jaw components are the critical piece for product clamping, the He of movable jaw 31
Stationary jaw 32 includes the contact surface for being contacted with product and is arranged at being contacted to the line of production is inclined on contact surface
Inclined-plane, the setting on contact inclined-plane can be very good to clamp cambered surface product.
In a kind of specific embodiment, it is provided with the side wall of cylinder 2 and in the both sides of a pull bar for being activity
It is provided with the guide rod 29 that claw and master jaw stretching motion below are oriented to, the master jaw and that guide rod matches is logical
Hole 42.
In a kind of specific embodiment, base 1 is used to fix cylinder and integrates whole cylinder gas circuit, and by setting
Whole fixture is fixed on machine table in the bottom plate 5 of base bottom.
In a kind of specific embodiment, it is preferred that the turning point of the second inlet channel 26 and L-type host cavity 211 connects
It is logical.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (9)
1. a kind of automatic positioning clamp, it is characterised in that including base (1), the cylinder (2), the claw that are arranged on the base
Component (3) and multiple master jaws (4)；The cylinder includes cylinder block (21), and provided with L-type host cavity in the cylinder block
(211) piston (22), is each provided with two vertical channels in the L-type host cavity, it is equal in the outside of piston described in two
Pull bar (23) and cylinder head (24) are provided with, one end of the pull bar is connected with the piston；The jaw components include two and lived
Dynamic claw (31) and two stationary jaws (32), stationary jaw described in two is vertically adjacent to setting, and the fixed company between the cylinder
Connect, movable jaw described in two is separately positioned on the opposite of two stationary jaws, and is respectively fixedly disposed at two institutes by two master jaws
State the other end of pull bar；The cylinder also includes two the first inlet channels (25) and second inlet channel (26), described
Passage of first inlet channel respectively between respective cylinder lid and piston is connected, and is compressed when entering in first inlet channel
During air, piston described in two is to contract in L-type host cavity, and two pull bars drive jaw components to clamp product；Described second
Passage between inlet channel and piston described in two is connected, when entering compressed air in second inlet channel, described in two
Piston is protruding in L-type host cavity, and two pull bars drive jaw components to unclamp product.
2. positioning fixture according to claim 1, it is characterised in that the base is provided with for external compressed gas
First air admission hole (11) and the second air admission hole (12)；First inlet channel is connected with first air admission hole；Described second
Inlet channel is connected with second air admission hole.
3. positioning fixture according to claim 2, it is characterised in that be additionally provided with the base for external vacuum hair
The vacuum stomata (13) of generating apparatus, the cylinder, which also includes, is arranged at its vacuum tank (27) of the top for vacuum suction product
With the vacuum passage (28) for connecting the vacuum tank and the vacuum stomata.
4. positioning fixture according to claim 1, it is characterised in that cylinder mounting groove is offered on the top surface of the base
(14), the cylinder is fixedly installed in the cylinder mounting groove.
5. positioning fixture according to claim 1, it is characterised in that multiple strip holes are offered on the master jaw
(41), movable jaw described in two is respectively and fixedly installed on the corresponding master jaw by bolt (6) and the strip hole.
6. positioning fixture according to claim 1, it is characterised in that the movable jaw and stationary jaw include being used for
The contact surface that is contacted with product and it is arranged on the contact surface and to the inclined contact inclined-plane of the line of production.
7. positioning fixture according to claim 1, it is characterised in that on the side wall of the cylinder and in pull bar described in one
Both sides are provided with the guide rod (29) for the stretching motion guiding for the movable jaw and master jaw, the master jaw and set
It is equipped with the through hole (42) matched with the guide rod.
8. the positioning fixture according to claim any one of 1-7, it is characterised in that the automatic positioning clamp also includes
It is arranged at the bottom plate (5) of the base bottom.
9. the positioning fixture according to claim any one of 1-7, it is characterised in that second inlet channel (26) and institute
State the turning point connection of L-type host cavity (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720184759.9U CN206544044U (en) | 2017-02-28 | 2017-02-28 | A kind of automatic positioning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720184759.9U CN206544044U (en) | 2017-02-28 | 2017-02-28 | A kind of automatic positioning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206544044U true CN206544044U (en) | 2017-10-10 |
Family
ID=59994202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720184759.9U Active CN206544044U (en) | 2017-02-28 | 2017-02-28 | A kind of automatic positioning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206544044U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108161484A (en) * | 2017-12-29 | 2018-06-15 | 江西衡源智能装备有限公司 | Flexibility positioning fixture and flexible positioning method |
| CN108161522A (en) * | 2017-12-29 | 2018-06-15 | 苏州谷夫道自动化科技有限公司 | Workpiece positioning system |
| CN110394677A (en) * | 2019-08-20 | 2019-11-01 | 重庆理工大学 | Large-scale diesel engine box parts processing and positioning device |
| WO2021088852A1 (en) * | 2019-11-04 | 2021-05-14 | 森海汽车部件(昆山)有限公司 | Cnc electrode processing fixture |
| CN112974995A (en) * | 2021-02-06 | 2021-06-18 | 东莞市裕莱机械有限公司 | Automatic cycle CNC CNC engraving and milling machine |
-
2017
- 2017-02-28 CN CN201720184759.9U patent/CN206544044U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108161484A (en) * | 2017-12-29 | 2018-06-15 | 江西衡源智能装备有限公司 | Flexibility positioning fixture and flexible positioning method |
| CN108161522A (en) * | 2017-12-29 | 2018-06-15 | 苏州谷夫道自动化科技有限公司 | Workpiece positioning system |
| CN108161484B (en) * | 2017-12-29 | 2019-08-02 | 江西衡源智能装备有限公司 | Flexibility positioning fixture and flexible positioning method |
| CN108161522B (en) * | 2017-12-29 | 2019-09-17 | 苏州谷夫道自动化科技有限公司 | Workpiece positioning system |
| CN110394677A (en) * | 2019-08-20 | 2019-11-01 | 重庆理工大学 | Large-scale diesel engine box parts processing and positioning device |
| CN110394677B (en) * | 2019-08-20 | 2023-12-15 | 重庆理工大学 | Large-scale diesel engine box class part processing positioner |
| WO2021088852A1 (en) * | 2019-11-04 | 2021-05-14 | 森海汽车部件(昆山)有限公司 | Cnc electrode processing fixture |
| CN112974995A (en) * | 2021-02-06 | 2021-06-18 | 东莞市裕莱机械有限公司 | Automatic cycle CNC CNC engraving and milling machine |
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