CN207930351U - One kind exempting from seal modules vacuum fixture - Google Patents
One kind exempting from seal modules vacuum fixture Download PDFInfo
- Publication number
- CN207930351U CN207930351U CN201820012889.9U CN201820012889U CN207930351U CN 207930351 U CN207930351 U CN 207930351U CN 201820012889 U CN201820012889 U CN 201820012889U CN 207930351 U CN207930351 U CN 207930351U
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- China
- Prior art keywords
- spool
- vacuum
- valve
- valve chamber
- seal modules
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Abstract
The utility model discloses one kind exempting from seal modules vacuum fixture, including bottom plate, bottom plate is equipped with vacuum air admission hole, the several ventholes being connected to with vacuum air admission hole, venthole is for connecting vacuum suction component, vacuum suction component includes the sucker and Inductance valve by interconnection, and Inductance valve is connect with venthole, and sucker is for being arranged workpiece to be held.The utility model improves the clamping efficiency of fixing workpiece, the process for reducing clamping work so that clamping workbench more succinctly facilitates, and improves the service life and stability in use of fixture.
Description
Technical field
The utility model is related to hold work piece holder, and in particular to one kind exempting from seal modules vacuum fixture.
Background technology
Existing clamp method, it is necessary to use dedicated sealing element as connector, and workbench pipeline and platform is clamped
Face damage can make vacuum pressure decline, and workpiece can be detached from fixture, and existing clamp method can not process drilling and fluting class zero
Part.
Invention content：
In order to overcome the defect of above-mentioned background technology, the utility model to provide one kind and exempting from seal modules vacuum fixture, side
Just work is clamped, improves clamping stability.
In order to solve the above-mentioned technical problem the used technical solution of the utility model is：
One kind exempts from seal modules vacuum fixture, including bottom plate, and bottom plate is equipped with vacuum air admission hole, and with vacuum air admission hole
Several ventholes of connection, for venthole for connecting vacuum suction component, vacuum suction component includes the suction by interconnection
Disk and Inductance valve, Inductance valve are connect with venthole, and sucker is for placing workpiece to be held.
Preferably, Inductance valve includes valve body, valve chamber is equipped at the center of valve body, valve chamber is by lower windpipe through valve body
Be connected to outside bottom and valve body, valve chamber is connected to through the top of valve body with valve body outside by top tracheae, the top of valve chamber and
Conical surface transition section is equipped between the tracheae of top；The spool that can be moved up and down along spindle of valve body line in valve chamber, valve are equipped in valve chamber
The top of core and the matched sealing structure of conical surface transition section, are equipped with elastic component between spool and the inner top surface of valve chamber, spool
Spool stomata is equipped at center.
Preferably, spool includes spool epimere, spool stage casing and spool hypomere, the outer rim circumferential surface of spool hypomere and valve chamber
Inner edge circumferential surface matches, and the sky for placing elastic component is equipped between the outer rim circumferential surface in spool stage casing and the inner edge circumferential surface of valve chamber
It is matched at the top of gap, spool epimere and conical surface transition section, the outer rim circumferential surface of spool epimere is for being arranged sealing structure.
Preferably, the junction between spool hypomere and spool stage casing forms step surface, the bottom end of elastic component is resisted against platform
The top of terrace, elastic component is resisted against the inner top surface of valve chamber.
Preferably, the bottom of spool is equipped with the groove structure to recess at center spool.
Preferably, elastic component includes spring, sealing structure includes sealing ring.
Preferably, valve chamber is equipped with filtration close to the side of lower manifold.
Preferably, being additionally provided with rebound and/or working panel on bottom plate, working panel is equipped with for placing vacuum suction
The mounting hole of component, rebound are equipped with the through-hole of connection mounting hole and venthole, are formed between venthole, through-hole and mounting hole
The gas circuit of sealing.
Preferably, Inductance valve is equipped with for the gasket with working panel or rebound or contacts baseplate.
Preferably, bottom plate is equipped with the vacuum breaking hole being connected to each venthole, vacuum breaking hole connects vacuum breaking
Valve is additionally provided with the cleaning hole being connected to each venthole on bottom plate, and for connecting cleaning channels switch, vacuum air admission hole is logical
Cross vacuum-operated inlet valve connection vacuum air pump.
The beneficial effects of the utility model are：Vacuum pneumatic is entered by vacuum-operated inlet valve and vacuum air admission hole in bottom plate
Portion's hollow out gas circuit until the venthole on bottom plate, and then by the mounting hole on the through-hole and working panel on filter plate, enters
Inductance valve, Inductance valve are connect with venthole thread seal.Inductance valve senses that whether there is or not workpiece to be covered in suction using pressure difference automatically
On disk, the vacuum pneumatic rapid evacuation suction cup interior air when there is workpiece covering, the air-flow of conduction is by bead in automatic sensing valve
Compression, vacuum pneumatic persistently keep vacuum downwards；Workpiece is pressed in clamp face plate by outside atmospheric pressure, is allowed to fixed.When
When not having workpiece to be covered in chuck surface, bead can not be adsorbed and be drawn by vacuum pneumatic, form pipeline closing.Air admission valve,
When large area workpiece is covered in chucking surface, since channel interior is still vacuum state, compares and be difficult to unclamp workpiece, beat
Internal duct and the quick unicom of outside atmosphere, external and internal pressure are equal when opening air admission valve.Pressure disappears, and workpiece picks and places conveniently.
Automated cleaning pipeline switch connects cleaning gas tream, and clast is had when work pieces process and cutting fluid enters inside fixture, long-term meeting
Make internal blocking, internal sundries is blown out by one-way cock inside fixture using positive draft when process finishing, keeps steady
Determine working condition.The utility model improves the clamping efficiency of fixing workpiece, the process for reducing clamping work so that clamping work
Platform more succinctly facilitates, and improves the service life and stability in use of fixture.
Description of the drawings
Fig. 1 is the explosive view of the utility model embodiment,
Fig. 2 is the overall structure diagram of the utility model embodiment,
Fig. 3 is the vertical view of the utility model embodiment,
Fig. 4 is the vacuum suction component structure diagram of the utility model embodiment,
When needing clamping workpiece on Fig. 5 the utility model embodiment vacuum suction components, the structural schematic diagram of Inductance valve,
When on Fig. 6 the utility model embodiment vacuum suction components without workpiece to be held, the structural schematic diagram of Inductance valve.
In figure：1- bottom plates, 2- rebounds, 3- working panels, 4- vacuum air admission holes, 5- vacuum breakings hole, 6- cleaning holes, 7-
Vacuum-operated inlet valve, 8- air admission valves, 9- cleaning channels switch, 10- vacuum suction components, 11- suckers, 12- connection gold utensils,
13- Inductance valves, 13.1- valve bodies, 13.2- valve chambers, 13.3- spools, 13.3.1- spool epimeres, 13.3.2- spools stage casing,
13.3.3- spool hypomere, 13.3.4- step surfaces, 13.3.5- groove structures, the tops 13.4- tracheae, 13.5- lower windpipes,
13.6- conical surface transition sections, 13.7- sealing structures, 13.8- elastic components, 14- filtrations, 15- gaskets, 16- ventholes, 17- peaces
Fill hole.
Specific implementation mode
The utility model is described further with reference to the accompanying drawings and examples.
One kind exempts from seal modules vacuum fixture, including bottom plate 1, and bottom plate 1 is equipped with vacuum air admission hole 4, and with vacuum into
Several ventholes 16 that stomata 4 is connected to, venthole 16 include passing through for connecting vacuum suction component 10, vacuum suction component 10
The sucker 11 and Inductance valve 13 of interconnection, Inductance valve 13 are connect with venthole 16 by connection gold utensil 12, and sucker 11 is for putting
Workpiece to be held is set, Inductance valve 13 is connect with venthole 16.
It is mutually perpendicular between venthole 16 and the axis of vacuum air admission hole 4 in the present embodiment.
Inductance valve 13 includes valve body 13.1, is equipped with valve chamber 13.2 at the center of valve body 13.1, valve chamber 13.2 passes through lower part gas
Pipe 13.5 is connected to through the bottom of valve body 13.1 with 13.1 outside of valve body, and valve chamber 13.2 runs through valve body by top tracheae 13.4
13.1 top is connected to 13.1 outside of valve body, and conical surface transition section is equipped between the top and top tracheae 13.4 of valve chamber 13.2
13.6；The spool 13.3 that can be moved up and down along 13.1 central axes of valve body in valve chamber 13.2, spool 13.3 are equipped in valve chamber 13.2
Top and 13.6 matched sealing structure 13.7 of conical surface transition section, be equipped between spool 13.3 and the inner top surface of valve chamber 13.2
Elastic component 13.8.At the center of spool 13.3 be equipped with 13.3 stomata of spool, a diameter of 0.3 to 0.7 millimeter of 13.3 stomata of spool.
The upper end of the present embodiment middle and upper part tracheae 13.4 is connect by connection gold utensil 12 with sucker 11, lower windpipe 13.5 and venthole 16
Between be tightly connected.
Spool 13.3 includes spool epimere 13.3.1, spool stage casing 13.3.2 and spool hypomere 13.3.3, spool hypomere
13.3.3 outer rim circumferential surface is matched with the inner edge circumferential surface of valve chamber 13.2, outer rim circumferential surface and the valve chamber 13.2 of spool stage casing 13.3.2
Inner edge circumferential surface between be equipped with gap for placing elastic component 13.8, the top of spool epimere 13.3.1 and conical surface transition section 13.6
Portion matches, and the outer rim circumferential surface of spool epimere 13.3.1 is for being arranged sealing structure 13.7.
Junction between spool hypomere 13.3.3 and spool stage casing 13.3.2 forms step surface 13.3.4, elastic component 13.8
Bottom end be resisted against step surface 13.3.4, the top of elastic component 13.8 is resisted against the inner top surface of valve chamber 13.2.
The bottom of spool 13.3 is equipped with the groove structure 13.3.5 to recess at 13.3 center of spool.Groove structure 13.3.5
Spool 13.3 can be made to keep stablizing under the impact of air-flow, there is cushioning effect.
Elastic component 13.8 includes spring, and sealing structure 13.7 includes sealing ring.
Valve chamber 13.2 is equipped with filtration 14 close to the side of lower manifold, and filtration 14 is filter plate.
Rebound 2 is additionally provided on bottom plate 1, rebound 2 is equipped with working panel 3, and working panel 3 is equipped with true for placing
The mounting hole 17 of empty absorbent module 10, rebound 2 are equipped with the through-hole of connection mounting hole 17 and venthole 16, and venthole 16 leads to
The gas circuit of sealing is formed between hole and mounting hole 17.The 3 main stabilization supporting role of rebound 2 and working panel.
Inductance valve 13 is equipped with the gasket 15 for being contacted with working panel 3 or rebound 2 or bottom plate 1.
Inductance valve 13 is linked together with sucker 11 by connection gold utensil 12.
Bottom plate 1 is equipped with the vacuum breaking hole 5 being connected to each venthole 16, and vacuum breaking hole 5 connects air admission valve
8, the cleaning hole 6 being connected to each venthole 16 is additionally provided on bottom plate 1, for connecting cleaning channels switch 9, vacuum air inlet
Hole 4 connects vacuum air pump by vacuum-operated inlet valve 7.
It is connected by screw between bottom plate 1, rebound 2 and working panel 3 together, forms venthole 16, through-hole and peace
Fill the sealing gas circuit between hole 17.
When being placed with workpiece to be held above sucker 11, as shown in figure 5, vacuum pneumatic can take 13.1 inside sky of valve body away
Gas so that 13.3 two-way pressure difference of spool becomes larger, and 13.3 bottom of spool connects outside atmosphere.Spool 13.3 past can be raised, but
It is to have workpiece to cover sucker 11 so that entire environment is sealed environment, and valve body 13.1 cannot get the lasting supplement of extraneous air, on
Rising can stop.Under the pressure effect of elastic component 13.8 to, spool 13.3 is pushed to the filter plate of bottom.In 13.3 first segment of spool
A space is formed between 13.2 top of conical surface transition section 13.6 and valve chamber, vacuum pneumatic flow, which will not be reduced, to be passed through, and is kept
Contact portion continuous negative pressure state, arrow is airflow direction in figure.
When above sucker 11 without workpiece to be held, as shown in fig. 6, vacuum pneumatic takes 13.2 inner air of valve chamber away, make
It obtains 13.3 two-way pressure difference of spool to become larger, spool 13.3 past can be raised, but cover sucker 11 without workpiece so that entire environment
For open environment, valve chamber 13.2 obtains the lasting supplement of extraneous air, and rising will not stop.Under the pressure effect of air pressure, push away
Power is more than 13.8 elastic force of elastic component, pushes spool 13.3 to top valve chamber 13.2, in 13.3 first segment of spool and conical surface transition section
It is formed and is closed between 13.6 and 13.2 top of valve chamber, vacuum pneumatic flow, which will significantly reduce, to be passed through, and vacuum pump or vacuum are passed through
Generator persistently supplements negative pressure so that leakage vacuum pneumatic is less than supplement vacuum pneumatic (caliber decision flow), and whole pipeline is still
Negative pressure state is so kept, arrow is airflow direction in figure.
Vacuum pneumatic enters 1 inside hollow out gas circuit of bottom plate by vacuum-operated inlet valve 7 and vacuum air admission hole 4, until on bottom plate 1
Venthole 16, and then by the mounting hole 17 on the through-hole and working panel 3 on filter plate, into Inductance valve 13, Inductance valve
13 connect with 16 thread seal of venthole.Inductance valve 13 is automatic to sense that whether there is or not workpiece to be covered on sucker 11 using pressure difference,
11 inner air of vacuum pneumatic rapid evacuation sucker when there is workpiece covering, the air-flow of conduction by bead in automatic sensing valve 13 to
Lower compression, vacuum pneumatic persistently keep vacuum；Workpiece is pressed in clamp face plate by outside atmospheric pressure, is allowed to fixed.When not having
When having workpiece to be covered in 11 surface of sucker, bead can not be adsorbed and be drawn by vacuum pneumatic, form pipeline closing.Air admission valve 8,
When large area workpiece is covered in chucking surface, since channel interior is still vacuum state, compares and be difficult to unclamp workpiece, beat
Internal duct and the quick unicom of outside atmosphere, external and internal pressure are equal when opening air admission valve 8.Pressure disappears, and workpiece picks and places conveniently.
Automated cleaning pipeline switch 9 connects cleaning gas tream, and clast is had when work pieces process and cutting fluid enters inside fixture, long-term meeting
Make internal blocking, internal sundries is blown out by one-way cock inside fixture using positive draft when process finishing, keeps steady
Determine working condition.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (10)
1. one kind exempting from seal modules vacuum fixture, it is characterised in that：Including bottom plate (1), the bottom plate (1) be equipped with vacuum into
Stomata (4), and several ventholes (16) for being connected to the vacuum air admission hole (4), the venthole (16) is for connecting vacuum
Absorbent module (10), the vacuum suction component (10) includes the sucker (11) and Inductance valve (13) by interconnection, described
Inductance valve (13) is connect with the venthole (16), and the sucker (11) is for placing workpiece to be held.
2. one kind according to claim 1 exempts from seal modules vacuum fixture, it is characterised in that：Inductance valve (13) packet
Valve body (13.1) is included, is equipped with valve chamber (13.2) at the center of the valve body (13.1), the valve chamber (13.2) passes through lower windpipe
(13.5) run through outside the bottom and the valve body (13.1) of institute's valve body (13.1) and be connected to, the valve chamber (13.2) passes through top gas
Pipe (13.4) is connected to outside the top of the valve body (13.1) and the valve body (13.1), the top of the valve chamber (13.2)
Conical surface transition section (13.6) is equipped between the top tracheae (13.4)；Being equipped in the valve chamber (13.2) can be in the valve chamber
(13.2) spool (13.3) that is moved up and down along the valve body (13.1) central axes in, the top of the spool (13.3) with it is described
Conical surface transition section (13.6) matched sealing structure (13.7), the inner top surface of the spool (13.3) and the valve chamber (13.2)
Between be equipped with elastic component (13.8)；Spool (13.3) stomata is equipped at the center of the spool (13.3).
3. one kind according to claim 2 exempts from seal modules vacuum fixture, it is characterised in that：Spool (13.3) packet
Spool epimere (13.3.1), spool stage casing (13.3.2) and spool hypomere (13.3.3) are included, the spool hypomere (13.3.3)
Outer rim circumferential surface is matched with the inner edge circumferential surface of the valve chamber (13.2), the outer rim circumferential surface of the spool stage casing (13.3.2) with it is described
The gap for placing the elastic component (13.8), the spool epimere are equipped between the inner edge circumferential surface of valve chamber (13.2)
It is matched at the top of (13.3.1) and the conical surface transition section (13.6), the outer rim circumferential surface of the spool epimere (13.3.1) is used for
The sealing structure (13.7) is set.
4. one kind according to claim 3 exempts from seal modules vacuum fixture, it is characterised in that：The spool hypomere
Junction between (13.3.3) and the spool stage casing (13.3.2) forms step surface (13.3.4), the elastic component (13.8)
Bottom end be resisted against the step surface (13.3.4), the top of the elastic component (13.8) is resisted against the interior of the valve chamber (13.2)
Top surface.
5. one kind according to claim 2 exempts from seal modules vacuum fixture, it is characterised in that：The spool (13.3)
Bottom is equipped with the groove structure (13.3.5) to recess at the spool (13.3) center.
6. exempting from seal modules vacuum fixture according to claim 2-5 any one of them one kind, it is characterised in that：The elasticity
Part (13.8) includes spring, and the sealing structure (13.7) includes sealing ring, the Inductance valve (13) and the venthole (16)
It is connected by connection gold utensil (12).
7. one kind according to claim 6 exempts from seal modules vacuum fixture, it is characterised in that：The valve chamber (13.2) is leaned on
The side of the nearly lower manifold is equipped with filtration (14).
8. one kind according to claim 1 exempts from seal modules vacuum fixture, it is characterised in that：On the bottom plate (1) also
Equipped with rebound (2), the rebound (2) is equipped with working panel (3), and the working panel (3) is equipped with for placing
State the mounting hole (17) of vacuum suction component (10), the rebound (2), which is equipped with, to be connected to the mounting hole (17) and described lead to
The through-hole of stomata (16) forms the gas circuit of sealing between the venthole (16), the through-hole and the mounting hole (17).
9. one kind according to claim 8 exempts from seal modules vacuum fixture, it is characterised in that：On the Inductance valve (13)
Equipped with the gasket (15) for being contacted with the working panel (3) or the rebound (2) or the bottom plate (1).
10. one kind according to claim 1 exempts from seal modules vacuum fixture, it is characterised in that：It is set on the bottom plate (1)
There are the vacuum breaking hole (5) being connected to each venthole (16), vacuum breaking hole (5) the connection air admission valve (8)；
The cleaning hole (6) being connected to each venthole (16) is additionally provided on the bottom plate (1), for connecting cleaning channels switch
(9)；The vacuum air admission hole (4) connects vacuum air pump by vacuum-operated inlet valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820012889.9U CN207930351U (en) | 2018-01-04 | 2018-01-04 | One kind exempting from seal modules vacuum fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820012889.9U CN207930351U (en) | 2018-01-04 | 2018-01-04 | One kind exempting from seal modules vacuum fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207930351U true CN207930351U (en) | 2018-10-02 |
Family
ID=63648081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820012889.9U Expired - Fee Related CN207930351U (en) | 2018-01-04 | 2018-01-04 | One kind exempting from seal modules vacuum fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207930351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098412A (en) * | 2018-01-04 | 2018-06-01 | 鄂州富晶电子技术有限公司 | One kind exempts from seal modules vacuum fixture |
| CN116000604A (en) * | 2022-12-31 | 2023-04-25 | 中国航发沈阳发动机研究所 | Turbine disc of aero-engine and front sealing disc assembly device and method thereof |
-
2018
- 2018-01-04 CN CN201820012889.9U patent/CN207930351U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108098412A (en) * | 2018-01-04 | 2018-06-01 | 鄂州富晶电子技术有限公司 | One kind exempts from seal modules vacuum fixture |
| CN116000604A (en) * | 2022-12-31 | 2023-04-25 | 中国航发沈阳发动机研究所 | Turbine disc of aero-engine and front sealing disc assembly device and method thereof |
| CN116000604B (en) * | 2022-12-31 | 2023-11-28 | 中国航发沈阳发动机研究所 | Turbine disc of aero-engine and front sealing disc assembly device and method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20210104 |