CN207464752U - A kind of double-face vacuum suction jig - Google Patents
A kind of double-face vacuum suction jig Download PDFInfo
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- CN207464752U CN207464752U CN201721119981.7U CN201721119981U CN207464752U CN 207464752 U CN207464752 U CN 207464752U CN 201721119981 U CN201721119981 U CN 201721119981U CN 207464752 U CN207464752 U CN 207464752U
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- air drain
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- vacuum suction
- air
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Abstract
The utility model discloses a kind of double-face vacuum suction jig, including mold core, pressing plate and air pump assembly, wherein, mold core is used to holding the first surface that cuts the workpiece and equipped with the first air drain；Pressing plate is used for the second surface of the pressed workpiece and equipped with the second air drain；Air pump assembly is connected with the first air drain and the second air drain, for providing negative pressure so that mold core sucks the first surface of workpiece, and causes the second surface of pressing plate workpiece pressing.Double-face vacuum suction jig structure novel provided by the utility model, it manufactures at low cost, the effect for can reach two-sided absorption workpiece, making workpiece more firm is avoided that the defects of workpiece generates shake knife mark, dimensional accuracy is unstable in processing, improves the stability of processing and the yields of product.
Description
Technical field
The utility model embodiment is related to clamping tool for machine work field, and in particular to a kind of double-face vacuum suction jig.
Background technology
At the edge for processing the center of 3C electronic products or shell, need to clamp it and fixed, traditional suction
Most of attached fixture is to be machined with a cavity and several through-holes for being used to connect air pump close to a surface of workpiece in fixture, works as handle
When workpiece is placed on the fixture upper surface, the air in the cavity is taken away by air pump, it is possible to by absorption of workpieces in fixture
On.But these traditional suction jigs, which are that single side adsorbs and adsorption capacity is smaller, can not meet processing request, and product is caused to hold
It is also easy to produce shake knife mark, the defects of dimensional accuracy is unstable.Although currently used electromagnet absorption cover board (iron content material) can reach
To the effect of two-sided absorption, but cost is higher, is not suitable for large-scale manufacture.
Utility model content
The utility model provides a kind of double-face vacuum suction jig, can solve workpiece in the prior art and be adsorbed using single side
Mode adsorption capacity smaller the technical issues of can not meeting processing request.
In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of double-face vacuum is provided to inhale
Attached fixture, for fixing workpiece, including：Mold core cuts the first surface of workpiece and equipped with the first air drain for holding；Pressing plate is used for
The second surface of pressed workpiece is simultaneously equipped with the second air drain；Air pump assembly is connected with the first air drain and the second air drain, negative for providing
It presses so that mold core sucks the first surface of workpiece, and causes the second surface of pressing plate workpiece pressing.
Wherein, mold core includes main part and protruding portion, and at least provided with the air passing hole that one is connected with air pump assembly.
Wherein, the first air drain and the second air drain are respectively along the first direction and/or second direction on respective surface with interval side
Formula is distributed.
Wherein, air passing hole perforation mold core.
Wherein, air passing hole one end connects the first air drain and the second air drain, other end connection air pump assembly.
Wherein, air pump assembly includes gas storage disk and vaccum-pumping equipment, and gas storage disk is equipped with the pipe for connecting vaccum-pumping equipment
Pipeline joint.
Wherein, the ventilation device that workpiece is used to connect first air drain and the second air drain at least provided with one.
Wherein, the first air drain and the second air drain outside are equipped with the first sealing structure around the first air drain and the second air drain
And second seals structure.
Wherein, the first sealing structure and second seals structure include seal groove and are arranged in the rubber seal member of seal groove
Part.
Wherein, the first air drain and the second air drain interior shape is identical and side wall is arc surface.
The beneficial effects of the utility model are：Double-face vacuum suction jig structure novel provided by the utility model, manufacture
Effect at low cost, can reach two-sided absorption workpiece, making workpiece more firm, processing when be avoided that workpiece generate shake knife mark,
The defects of dimensional accuracy is unstable improves the stability of processing and the yields of product.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is the structure diagram under the utility model double-face vacuum suction jig opening state；
Fig. 2 is the dimensional structure diagram of one preferred embodiment of the utility model double-face vacuum suction jig mold core；
Fig. 3 is the utility model double-face vacuum suction jig mold core the back side dimensional structure diagram；
Fig. 4 is the dimensional structure diagram of another embodiment of the utility model double-face vacuum suction jig mold core；
Fig. 5 is the utility model double-face vacuum suction jig pressing plate the back side dimensional structure diagram；
Fig. 6 is the utility model double-face vacuum suction jig operation principle schematic diagram；
Fig. 7 is the structure diagram under the utility model double-face vacuum suction jig clamped condition.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, to each illustrative reality provided by the utility model
The technical solution for applying example is clearly and completely described.It should be noted that in the absence of conflict, following embodiments and
Feature in embodiment can be combined with each other.
Referring to Fig. 1, Fig. 1 is the structure diagram under the utility model double-face vacuum suction jig opening state.This reality
Include pressing plate 10, mold core 30, air pump assembly and fixed seat 50 with a kind of double-face vacuum suction jig of novel offer, wherein
Air pump assembly includes gas storage disk 40 and vaccum-pumping equipment (not shown), is further provided with taking out for connecting in 40 bottom of gas storage disk
The pipe joint 70 (see Fig. 5) of vacuum equipment, workpiece 20 to be processed are then positioned between pressing plate 10 and mold core 30.
Also referring to Fig. 2 to Fig. 5, Fig. 2 be in Fig. 1 in double-face vacuum suction jig 30 1 preferred structure of mold core it is vertical
Body structure diagram, Fig. 3 are 30 the back side dimensional structure diagrams of mold core, wherein, mold core 30 includes main part 31 and protruding portion 32,
The upper surface of protruding portion 32 for carrying workpiece 20, be machined in 32 upper surface of protruding portion along its length with width direction phase
First air drain 34 of mutual transpostion interval setting, in the utility model preferred embodiment, which is included along its length
Degree direction and width direction are mutually perpendicular to longitudinal air drain 341 of transpostion interval setting and lateral air drain 342, in longitudinal air drain 341
Lateral 342 infall of air drain is provided with several air passing holes 80, to connect 40 and first air drain 34 of gas storage disk.In such as Fig. 4 institutes
In another embodiment of the mold core 30a shown, mold core 30a can also only have main part 31a, protruding portion is not provided with, directly in mould
Core 30a is used to process the first air drain 34a on the surface for placing workpiece 20.
Fig. 5 is the back side dimensional structure diagram of double-face vacuum suction jig center platen 10 in Fig. 1.As shown in figure 5, pressing plate
10 surfaces for pushing down workpiece 20 are equally machined with spaced second gas that intersects along its length with width direction
Slot 11, in the utility model preferred embodiment, the second air drain 11 is identical with the interior shape of the first air drain 34, is designed with edge
Length surface direction and width direction are mutually perpendicular to the slot of transpostion interval setting, as shown in figure 5, being respectively 111 He of longitudinal air drain
Lateral air drain 112.
Wherein, in order to enhance the air-tightness of the utility model double-face vacuum fixture, workpiece to be processed is securely adsorbed, with this
For one preferred embodiment of utility model, it is respectively equipped in the outside of the first air drain 34 and the second air drain 10 around the first air drain 34
With the first sealing structure 33 and second seals structure 12 of the second air drain 10.Wherein, the first sealing structure and second seals structure
It respectively includes seal groove 332,122 and is arranged in the sealing element 331,121 of seal groove 332,122 respectively.Sealing element 331
Can be metal material or nonmetallic materials with 121, the preferred soft texture of the utility model embodiment, resilience be good, can be more
The secondary rubber sealing element used.Wherein, rubber sealing element be slightly above the sealing rooved face where it with fit closely by
The workpiece of compression obtains better seal effect.
Also referring to Fig. 1 to Fig. 7, wherein Fig. 6 is the operation principle explanation of the utility model double-face vacuum suction jig
Figure, Fig. 7 is the structure diagram under the utility model double-face vacuum suction jig clamped condition.It is detailed below in conjunction with Fig. 1 to Fig. 7
The thin operation principle for illustrating the utility model double-face vacuum suction jig：As shown in fig. 6, by workpiece 20 such as 3C electronics to be processed
Center or shell of product etc. are positioned over 32 upper surface of mold core protruding portion to position and be pushed down with pressing plate 10, in this way, mold core 30 is prominent
Go out and one first cavity 601 is formed between 20 lower surface of the first air drain 34 and workpiece on 32 surface of portion, the of the lower surface of pressing plate 10
Between 20 upper surface of two air drains 11 and workpiece formed one second cavity 602, wherein, workpiece to be processed need in advance offer to
A few ventilation device 201, which can be circular hole or square hole, naturally it is also possible to be other shapes, be used for
Connect the first air cavity 601 and the second air cavity 602.Wherein, it is further offered on mold core 30 at least one with air pump assembly phase
Connection and the air passing hole 80 of perforation mold core, specifically, air passing hole 80 can be one, two, or it is multiple, as long as energy
First air cavity 601, the second air cavity 602 with gas storage disk 40 are connected and enable air by smooth extraction.Fixture needs to press from both sides
During clamping of workpieces, the pipe joint 70 of vaccum-pumping equipment (not shown) and gas storage disk 40 is connected, opens vaccum-pumping equipment switch,
Air fluid 60 in first cavity 601, the second cavity 602 and gas storage disk 40 is completely drawn out, at this time the upper following table of workpiece 20
It is vacuum in the cavity in face, workpiece 20 is acted on by by atmospheric pressure, can be close to the upper surface of 30 protruding portion 32 of mold core,
Pressing plate 10 is acted on by outside atmosphere pressure, and lower surface can press workpiece 20, meanwhile, prominent 332 and 122 surface of seal groove
Rubber sealing element 331 and 121 can be compacted, and outside air can be effectively prevent to infiltrate through cavity, thus by workpiece such as Fig. 7 institutes
Show firm grip, and then workpiece outer profile can be processed.
It should be noted that as shown in Figure 1, in the preferred embodiment in the utility model preferably, the first air drain 34 and work
The area of the first cavity 601 formed between 20 lower surface of part is more than the second air drain of lower surface 11 of pressing plate 10 and 20 upper table of workpiece
602 area of the second cavity formed between face, it will be appreciated by those skilled in the art that, this restriction is based only on this practicality
The shapes and sizes of product or workpiece in novel preferred embodiment, in order to preferably clamp and be applicable in the work of different shapes and sizes
Part can also make the area of the first cavity 601 be less than or equal to the second cavity 602 when processing air drain.
The beneficial effects of the utility model are：Double-face vacuum suction jig structure novel provided by the utility model, manufacture
Effect at low cost, can reach two-sided absorption workpiece, making workpiece more firm, processing when be avoided that workpiece generate shake knife mark,
The defects of dimensional accuracy is unstable improves the stability of processing and the yields of product.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Skill between equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, such as each embodiment
Art feature be combined with each other, and is directly or indirectly used in other related technical areas, is similarly included in the utility model
Scope of patent protection in.
Claims (10)
1. a kind of double-face vacuum suction jig, for fixing workpiece, which is characterized in that including：
Mold core cuts the first surface of the workpiece and equipped with the first air drain for holding；
Pressing plate, for the pressed workpiece second surface and equipped with the second air drain；
Air pump assembly is connected with first air drain and second air drain, for providing negative pressure so that the mold core sucks institute
The first surface of workpiece is stated, and the pressing plate is caused to compress the second surface of the workpiece.
2. double-face vacuum suction jig according to claim 1, which is characterized in that the mold core includes main part and protrusion
Portion, and at least provided with the air passing hole that one is connected with the air pump assembly.
3. double-face vacuum suction jig as described in claim 1, which is characterized in that first air drain and second air drain
It is distributed respectively along the first direction and/or second direction on respective surface with interval mode.
4. double-face vacuum suction jig as claimed in claim 2, which is characterized in that the air passing hole penetrates through the mold core.
5. double-face vacuum suction jig as claimed in claim 2, which is characterized in that air passing hole one end connection described first
Air drain and the second air drain, the other end connect the air pump assembly.
6. double-face vacuum suction jig as described in claim 1, which is characterized in that the air pump assembly includes gas storage disk and pumping
Vacuum equipment, the gas storage disk are equipped with the pipe joint for connecting the vaccum-pumping equipment.
7. double-face vacuum suction jig as described in claim 1, which is characterized in that the workpiece is used at least provided with one
Connect the ventilation device of first air drain and the second air drain.
8. double-face vacuum suction jig as described in claim 1, which is characterized in that outside first air drain and the second air drain
Side is equipped with the first sealing structure and second seals structure around first air drain and the second air drain.
9. double-face vacuum suction jig as claimed in claim 8, which is characterized in that first sealing structure and the second sealing
Structure includes seal groove and is arranged in the rubber sealing element of the seal groove.
10. the double-face vacuum suction jig as described in any one in claim 1-9, which is characterized in that first air drain
Identical and side wall is arc surface with the second air drain interior shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721119981.7U CN207464752U (en) | 2017-08-31 | 2017-08-31 | A kind of double-face vacuum suction jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721119981.7U CN207464752U (en) | 2017-08-31 | 2017-08-31 | A kind of double-face vacuum suction jig |
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| Publication Number | Publication Date |
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| CN207464752U true CN207464752U (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721119981.7U Active CN207464752U (en) | 2017-08-31 | 2017-08-31 | A kind of double-face vacuum suction jig |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747516A (en) * | 2018-08-07 | 2018-11-06 | 江苏匠准精密组件有限公司 | A kind of computer casing processing clamping device |
| CN110014316A (en) * | 2019-04-18 | 2019-07-16 | 河源职业技术学院 | A kind of thin-walled depth chamber part processing jig |
| CN110039343A (en) * | 2019-03-28 | 2019-07-23 | 杭州电子科技大学 | A kind of exposure mask board clamp for jet stream processing |
| CN115431076A (en) * | 2022-10-08 | 2022-12-06 | 广东长盈精密技术有限公司 | Thin-wall workpiece clamp |
-
2017
- 2017-08-31 CN CN201721119981.7U patent/CN207464752U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747516A (en) * | 2018-08-07 | 2018-11-06 | 江苏匠准精密组件有限公司 | A kind of computer casing processing clamping device |
| CN110039343A (en) * | 2019-03-28 | 2019-07-23 | 杭州电子科技大学 | A kind of exposure mask board clamp for jet stream processing |
| CN110014316A (en) * | 2019-04-18 | 2019-07-16 | 河源职业技术学院 | A kind of thin-walled depth chamber part processing jig |
| CN115431076A (en) * | 2022-10-08 | 2022-12-06 | 广东长盈精密技术有限公司 | Thin-wall workpiece clamp |
| CN115431076B (en) * | 2022-10-08 | 2023-08-18 | 广东长盈精密技术有限公司 | Thin-wall workpiece clamp |
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