CN212763525U - Valveless non-blocking sucking disc - Google Patents
Valveless non-blocking sucking disc Download PDFInfo
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- CN212763525U CN212763525U CN202020909187.8U CN202020909187U CN212763525U CN 212763525 U CN212763525 U CN 212763525U CN 202020909187 U CN202020909187 U CN 202020909187U CN 212763525 U CN212763525 U CN 212763525U
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Abstract
The utility model discloses a valveless block-free sucker, including panel and bottom plate, the panel is equipped with a plurality of absorption holes, the end cap subassembly includes end cap, elastic component and mounting panel, the mounting panel is installed between panel and bottom plate, the mounting panel is equipped with end cap room, elastic component room and the tail hole of ventilating, end cap room, elastic component room and the tail hole of ventilating communicate in proper order and form the air flue, end cap room and one or more absorption hole intercommunication, the end cap is installed in the end cap room, the elastic component is installed in the elastic component room, the end cap is located the elastic component, the tail hole of ventilating is bled, when not covered by the work piece on the absorption hole, the end cap below becomes the negative pressure, normal atmospheric pressure makes the end cap push down and seals the air flue above the end cap, the absorption hole that is not covered by the work piece accomplishes; when the adsorption holes are covered by the workpiece, negative pressure is formed below the plugs, negative pressure is formed between the plugs and the workpiece, the plugs are free of air pressure stress, the elastic pieces enable the air passages to be smooth, the adsorption holes keep the negative pressure to adsorb the workpiece, the problem of air leakage is solved, and air leakage can be prevented without blocking.
Description
Technical Field
The utility model relates to a sucking disc especially relates to a stifled sucking disc is exempted from to valveless.
Background
The sucking disc that uses on the existing market, under the unmatched condition of work piece and sucking disc breadth, there is not the sucking disc part that covers the work piece, can leak gas, leads to the atmospheric pressure in the sucking disc to weaken, and the adsorption affinity reduces, and the sucking disc just can not be inhaled or inhale tight work piece this moment. The method adopted at present is to divide the sucker into a plurality of areas, and the area without the sucker covering the workpiece is closed through a valve. The method increases the processing cost of the sucker and the control cost of the valve, and can only reduce air leakage to a certain extent and cannot completely stop air leakage. There is also a method of covering the suction cup portion not covered with the workpiece with a paper-like article. The method can reduce air leakage to a great extent, but the operation is complicated, the operation efficiency is seriously influenced, the automation is not facilitated, and the paper articles used for covering influence the operation and the quality of the processed products.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, one of the purposes of the utility model is to provide a stifled sucking disc is exempted from to valveless, does not have the region that the work piece covered, adsorbs the hole can automatic shutoff, and in the region that has the work piece to cover, the sucking disc can be opened automatically and adsorb the function that the hole realized adsorbing the work piece, solves the problem of gas leakage, realizes exempting from stifled just can leak protection gas.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a valveless block-free sucker comprises a panel and a bottom plate, wherein the panel is provided with a plurality of adsorption holes, the valveless block-free sucker also comprises a plug component, the plug assembly comprises a plug, an elastic piece and an installation plate, the installation plate is arranged between the panel and the bottom plate, the mounting plate is provided with a plug chamber, an elastic part chamber and a vent tail hole, the plug chamber, the elastic part chamber and the vent tail hole are communicated in sequence to form an air passage, the plug chamber is communicated with one or more adsorption holes, the plug is arranged in the plug chamber, the elastic element is arranged in the elastic element chamber, the plug is positioned on the elastic element, the vent tail hole is pumped, when the adsorption holes are not covered by the workpiece, negative pressure is formed below the plugs, normal atmospheric pressure above the plugs enables the plugs to be pressed downwards to seal the air passages, and the adsorption holes which are not covered by the workpiece are sealed; when the adsorption hole is covered by a workpiece, negative pressure is formed below the plug, negative pressure is formed between the plug and the workpiece, the plug is free from air pressure stress, the elastic part enables the air passage to be smooth, and the adsorption hole keeps negative pressure to adsorb the workpiece.
Furthermore, a plugging step is formed between the plug chamber and the elastic member chamber, and the plug abuts against the plugging step to seal the air passage.
Further, the plug chamber is cylindrical, the elastic member chamber is cylindrical, and the diameter of the plug chamber is larger than that of the elastic member chamber.
Further, the elastic member is a spring.
Further, the plugs are any one of ball beads, cylinders and vertebral bodies.
Further, the adsorption hole is any one of a straight hole, a stepped hole and a tapered hole.
Furthermore, the bottom plate is provided with an air suction opening which is communicated with the plurality of vent tail holes.
Furthermore, the bottom plate is also provided with a longitudinal vent groove and a transverse vent groove, the longitudinal vent groove and the transverse vent groove are communicated with each other, and each vent tail hole is communicated with the air suction opening through the longitudinal vent groove and the transverse vent groove.
Furthermore, the bottom plate is also provided with a cavity, and each vent tail hole is communicated with the air suction opening through the cavity.
Further, the air suction opening is located at the center of the bottom plate.
Compared with the prior art, the suction opening of the valve-free blockage-free sucker is connected with an external fan through the air pipe, the fan exhausts air, the valve-free blockage-free sucker is not covered by a workpiece in an area, the negative pressure of the fan is communicated to the air passage from the suction opening, the negative pressure is formed below the plug, the normal atmospheric pressure above the plug enables the plug to press downwards to seal the air passage, and the adsorption hole which is not covered by the workpiece is plugged; when the adsorption hole is covered by a workpiece, negative pressure is formed below the plug, negative pressure is formed between the plug and the workpiece, the plug is free of air pressure stress, the air channel is opened by the elasticity of the elastic piece, the negative pressure of the adsorption hole is stably kept, the function of adsorbing the workpiece is realized, the problem of air leakage is solved, and the effect of preventing air leakage without blocking is realized.
Drawings
FIG. 1 is a perspective view of a first embodiment of the non-valve block-free suction cup of the present invention;
FIG. 2 is an exploded view of the valveless jam-free suction cup of FIG. 1;
FIG. 3 is a perspective view of the base plate of the valveless anti-clogging suction cup of FIG. 2;
FIG. 4 is a schematic view of a portion of the plug assembly of the valveless block-free chuck of FIG. 2;
FIG. 5 is a schematic structural view of a mounting plate of the plug assembly of FIG. 2;
FIG. 6 is a schematic view of the internal structure of the valveless block-free sucker of FIG. 1;
FIG. 7 is a schematic structural view of a second embodiment of the non-valve block-free suction cup of the present invention;
fig. 8 is a perspective view of the bottom plate of the third embodiment of the non-valve block-free suction cup of the present invention.
In the figure: 10. a panel; 12. an adsorption hole; 20. a base plate; 21. a longitudinal vent channel; 22. a transverse vent slot; 23. an air suction opening; 24. a cavity; 30. a plug assembly; 31. a plug; 32. an elastic member; 34. mounting a plate; 330. a plug chamber; 331. an elastic member chamber; 332. a vent tail hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 6, a first embodiment of a valveless block-free suction cup according to the present invention is shown, in this embodiment, the valveless block-free suction cup includes a panel 10, a bottom plate 20 and a plug assembly 30.
The panel 10 is provided with a plurality of adsorption holes 12. A plurality of adsorption holes 12 are uniformly distributed on the upper surface of the panel 10. The adsorption hole 12 is one of holes with the same functions, such as a straight hole, a stepped hole, a tapered hole and the like.
The bottom plate 20 is provided with longitudinal ventilation grooves 21, transverse ventilation grooves 22 and an air suction opening 23. The number of the longitudinal ventilation grooves 21 and the number of the lateral ventilation grooves 22 are both plural. A plurality of longitudinal ventilation grooves 21 are spaced apart from and arranged parallel to the inner surface of the bottom plate 20. A plurality of transverse ventilation slots 22 are spaced apart and parallel to each other on the inner surface of the base plate 20. Each longitudinal vent slot 21 is perpendicular to the transverse vent slots 22. The plurality of longitudinal vent grooves 21 and the plurality of transverse vent grooves 22 communicate with each other. The suction opening 23 is located at the center of the base plate 20 and has a circular shape.
The plug assembly 30 includes a plurality of plugs 31, a plurality of elastic members 32 and a mounting plate 34. The number of the plugs 31 and the number of the elastic members 32 are the same as the number of the suction holes 12. The plug 31 is any one of ball, column, cone and the like with similar functions. The resilient member 32 is a spring in this embodiment. The mounting plate 34 is provided with a number of air passages, the number of which is the same as the number of plugs 31. The airway includes a plug chamber 330, a spring chamber 331, and a vent tail hole 332. The elastomeric chamber 331 is located between the plug chamber 330 and the vent tail holes 332. A sealing step is formed between the elastic member chamber 331 and the plug chamber 330. In this embodiment, the plug chamber 330 and the vent tail 332 are both cylindrical, and the diameter of the plug chamber 330 is larger than the diameter of the vent tail 332.
When the valve-less jam-free suction cup is assembled, the elastic member 32 is installed in the elastic member chamber 331 of the mounting plate 34. The plug 31 is mounted in the plug chamber 330 and on the elastic member 32. The mounting plate 34 is mounted between the panel 10 and the base plate 20. Each of the plug chambers 330 communicates with one of the adsorption holes 12. The vent tail holes 332 of the plurality of air passages are communicated with the air suction opening 23 through the longitudinal vent grooves 21 and the transverse vent grooves 22.
When the valveless non-blocking sucking disc is used, the air suction port 23 is connected with an external fan through an air pipe, and the fan sucks air. The valve-free blockage-free suction disc is not covered by the workpiece in the area, the negative pressure of the fan is communicated to the longitudinal vent groove 21 and the transverse vent groove 22 from the suction opening 23 and communicated to the plug assembly 30, the lower part of the plug 31 has the negative pressure, the upper part of the plug 31 is at normal atmospheric pressure, the plug 31 is pressed downwards and abuts against the blocking step between the elastic piece chamber 331 and the plug chamber 330 to block the air passage, and the suction hole 12 of the area which is not covered by the workpiece completes the blocking function. The workpiece placing area is communicated with the longitudinal vent groove 21 and the transverse vent groove 22 through the suction opening 23 by the negative pressure of the fan, the plug assembly 30 is communicated with the lower portion of the plug 31 by the negative pressure, the adsorption hole 12 is covered by the workpiece at the moment, the same negative pressure is formed by the air pressure on the upper portion of the adsorption hole 12 and the air pressure on the upper portion of the plug 31, the plug 31 is free of air pressure stress and only is subjected to the elastic force of the elastic piece 32, the air passage cannot be blocked, the negative pressure of the adsorption hole 12 is stably maintained, and the function of adsorbing the workpiece is achieved.
Please refer to fig. 7, which is a second embodiment of the non-valve block-free sucker of the present invention, in this embodiment, the structure of the non-valve block-free sucker is substantially the same as that of the first embodiment, and the difference is: the plug chamber 330 of each air passage communicates with a plurality of adsorption holes 12.
Please refer to fig. 8, which is a third embodiment of the non-valve block-free sucker according to the present invention, in this embodiment, the structure of the non-valve block-free sucker is substantially the same as that of the first embodiment, and the difference is: the bottom plate 20 eliminates the design of the longitudinal vent grooves 21 and the transverse vent grooves 22, and the bottom plate 20 is directly provided with a cavity 24, and the cavity 24 is communicated with the air suction opening 23. (the air extraction opening may be provided on the side portion)
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, all according to the equivalent modifications and evolutions of the present invention, which are made to the above embodiments by the essential technology, and all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a stifled sucking disc is exempted from to valveless, includes panel and bottom plate, the panel is equipped with a plurality of absorption holes, its characterized in that: the valveless blocking-free sucker further comprises a plug assembly, wherein the plug assembly comprises a plug, an elastic part and an installation plate, the installation plate is installed between the panel and the bottom plate, the installation plate is provided with a plug chamber, an elastic part chamber and a ventilation tail hole, the plug chamber, the elastic part chamber and the ventilation tail hole are sequentially communicated to form an air passage, the plug chamber is communicated with one or more adsorption holes, the plug is installed in the plug chamber, the elastic part is installed in the elastic part chamber, the plug is positioned on the elastic part, the ventilation tail hole is pumped, when the adsorption hole is not covered by a workpiece, negative pressure is formed below the plug, normal atmospheric pressure above the plug enables the plug to be pressed downwards to seal the air passage, and the adsorption hole which is not covered by the workpiece is sealed; when the adsorption hole is covered by a workpiece, negative pressure is formed below the plug, negative pressure is formed between the plug and the workpiece, the plug is free from air pressure stress, the elastic part enables the air passage to be smooth, and the adsorption hole keeps negative pressure to adsorb the workpiece.
2. The valveless non-blocking suction cup according to claim 1, wherein: and a plugging step is formed between the plug chamber and the elastic member chamber, and the plug abuts against the plugging step to seal the air passage.
3. The valveless non-blocking suction cup according to claim 2, wherein: the plug chamber is cylindrical, the elastic element chamber is cylindrical, and the diameter of the plug chamber is larger than that of the elastic element chamber.
4. The valveless non-blocking suction cup according to claim 1, wherein: the elastic piece is a spring.
5. The valveless non-blocking suction cup according to claim 1, wherein: the plug is any one of a ball, a cylinder and a cone.
6. The valveless non-blocking suction cup according to claim 1, wherein: the adsorption hole is any one of a straight hole, a stepped hole and a taper hole.
7. The valveless non-blocking suction cup according to claim 1, wherein: the bottom plate is provided with an air suction opening which is communicated with the plurality of vent tail holes.
8. The valveless, jam-free suction cup according to claim 7, wherein: the bottom plate is also provided with a longitudinal vent groove and a transverse vent groove, the longitudinal vent groove and the transverse vent groove are mutually communicated, and each vent tail hole is communicated with the air suction opening through the longitudinal vent groove and the transverse vent groove.
9. The valveless, jam-free suction cup according to claim 7, wherein: the bottom plate is also provided with cavities, and each vent tail hole is communicated with the air suction opening through the cavity.
10. The valveless, jam-free suction cup according to claim 7, wherein: the air suction opening is positioned in the center of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020909187.8U CN212763525U (en) | 2020-05-26 | 2020-05-26 | Valveless non-blocking sucking disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020909187.8U CN212763525U (en) | 2020-05-26 | 2020-05-26 | Valveless non-blocking sucking disc |
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| Publication Number | Publication Date |
|---|---|
| CN212763525U true CN212763525U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020909187.8U Active CN212763525U (en) | 2020-05-26 | 2020-05-26 | Valveless non-blocking sucking disc |
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| CN (1) | CN212763525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306850A (en) * | 2021-07-29 | 2021-08-27 | 江苏茂硕新材料科技有限公司 | Protection method of semiconductor element and shell |
-
2020
- 2020-05-26 CN CN202020909187.8U patent/CN212763525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306850A (en) * | 2021-07-29 | 2021-08-27 | 江苏茂硕新材料科技有限公司 | Protection method of semiconductor element and shell |
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