CN219189827U - Novel glass vacuum adsorption disc - Google Patents
Novel glass vacuum adsorption disc Download PDFInfo
- Publication number
- CN219189827U CN219189827U CN202223599689.3U CN202223599689U CN219189827U CN 219189827 U CN219189827 U CN 219189827U CN 202223599689 U CN202223599689 U CN 202223599689U CN 219189827 U CN219189827 U CN 219189827U
- Authority
- CN
- China
- Prior art keywords
- vacuum cavity
- vacuum
- disc
- adsorption
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Abstract
A novel glass vacuum adsorption disc comprises a vacuum cavity lower disc and a vacuum cavity upper disc which are buckled and assembled in a sealing manner; one surface of the vacuum cavity lower plate is a lower fixed plate assembly surface, a vacuum cavity is formed in the other surface of the vacuum cavity lower plate, a central vent hole is formed in the central position of the vacuum cavity lower plate and is communicated with the vacuum cavity, a cleaning hole is formed in the side wall of the vacuum cavity lower plate, and the cleaning hole is communicated with the vacuum cavity; the vacuum cavity upper plate adopts a flat plate structure, adsorption holes penetrating through the vacuum cavity upper plate are uniformly formed in the vacuum cavity upper plate, an adsorption pad is adhered to one surface of the vacuum cavity upper plate for adsorbing glass, and through holes in one-to-one correspondence with the adsorption holes are formed in the adsorption pad. The adsorption pad has the function of absorbing tiny particles in the polishing environment in the polishing process, reduces the influence of the tiny particles, and is convenient for cleaning a vacuum cavity.
Description
Technical Field
The utility model relates to the technical field of glass processing equipment, in particular to a novel glass vacuum adsorption disc.
Background
The applicant enterprises are constantly devoted to the design and research and development of glass processing equipment, and in the glass processing equipment, a plurality of vacuum adsorption discs with different structures and polishing machines are also researched and developed, so that automation of a glass polishing process is realized gradually, the working efficiency is improved, and the labor intensity of workers is reduced.
For example, chinese patent No. 20212117684. X filed 28 at 5 of 2021 by the applicant discloses a vacuum chuck for polishing machine, a polishing machine with the vacuum chuck, and a fully automatic polishing machine system. According to the utility model, the polishing piece is adsorbed by adopting a vacuum adsorption disc, the loading and unloading of the polishing piece are realized by switching on and off the vacuum, and the automatic loading and unloading manipulator is adopted to grasp and take materials, so that a foundation is laid for realizing glass polishing automation. The vacuum adsorption disc adopted by the method is an optimized structure after repeated experiments by the inventor, so that an adsorption pad is omitted, and the mechanical property of the vacuum adsorption disc is ensured. However, as the research proceeds, the inventors realized that this structure is less suitable for certain glass specific polishing adsorption conditions, because: 1. the requirements on the environment are high in the polishing process of certain special glass, the unqualified polished glass is easily caused by an unclean production environment, and in practice, the requirements on the environment cleanliness of a plurality of manufacturers are hardly met by the production environment, tiny particles are inevitably generated on the surface of the glass, and if the tiny particles are directly contacted with a rigid adsorption surface, the polishing effect is influenced; 2. the grooves in the vacuum cavity are more, and the vacuum cavity is not easy to clean after the polishing solution is sucked into the vacuum cavity.
Therefore, the development of a novel glass vacuum chuck not only has urgent research value, but also has good economic benefit and industrial application potential, which is the basis of the power of the utility model.
Disclosure of Invention
The present inventors have conducted intensive studies to overcome the above-mentioned drawbacks of the prior art, and have completed the present utility model after a great deal of creative effort.
Specifically, the technical problems to be solved by the utility model are as follows: the novel glass vacuum adsorption disc is provided for solving the technical problems that tiny particles exist on the surface of glass to influence the polishing effect and polishing liquid is not easy to clean after entering a vacuum cavity.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a novel glass vacuum adsorption disc comprises a vacuum cavity lower disc and a vacuum cavity upper disc which are buckled and assembled in a sealing manner;
one surface of the vacuum cavity lower plate is a lower fixed plate assembly surface, a vacuum cavity is formed in the other surface of the vacuum cavity lower plate, a central vent hole is formed in the central position of the vacuum cavity lower plate and is communicated with the vacuum cavity, a cleaning hole is formed in the side wall of the vacuum cavity lower plate, and the cleaning hole is communicated with the vacuum cavity;
the vacuum cavity upper plate adopts a flat plate structure, adsorption holes penetrating through the vacuum cavity upper plate are uniformly formed in the vacuum cavity upper plate, an adsorption pad is adhered to one surface of the vacuum cavity upper plate for adsorbing glass, and through holes in one-to-one correspondence with the adsorption holes are formed in the adsorption pad.
As an improvement, the vacuum chamber is of an inverted cone structure with the bottom surface inclined towards the central vent hole, and the inverted cone structure is beneficial to discharging liquid in the vacuum chamber from the central vent hole.
As a modification, the depth of the vacuum chamber is 15mm-30mm.
As an improvement, a plurality of strip-shaped reinforcing supporting blocks are integrally formed on the bottom surface of the vacuum chamber, and after the vacuum chamber lower disc and the vacuum chamber upper disc are buckled and installed, the upper parts of the reinforcing supporting blocks are abutted against the buckling surfaces of the vacuum chamber upper disc and the vacuum chamber lower disc.
As an improvement, a plurality of transverse grooves are formed in the reinforcing support block, and the transverse grooves are adapted to the adsorption holes. Namely, the transverse grooves are formed, so that the reinforcing support blocks can not block the adsorption holes.
As an improvement, the width of the reinforcing support block is 30mm-60mm, the width of the transverse groove is 4mm-10mm, and the depth of the transverse groove is 5mm-10mm.
As an improvement, the reinforcing support blocks are divided into four groups, and the four groups of reinforcing support blocks are distributed in an annular array with the central vent hole as a circle center.
As an improvement, in a group of reinforcement supporting blocks, the reinforcement supporting blocks are symmetrically distributed by taking the connecting line between the central vent hole and the middle point of the side edge of the lower disc of the vacuum cavity as a central line, the length of the middle reinforcement supporting block is the largest, the rest reinforcement supporting blocks are distributed outwards at equal intervals, and the lengths of the reinforcement supporting blocks distributed outwards are reduced in an equal difference sequence mode.
As a modification, in one set of the reinforcing support blocks, the spacing between adjacent reinforcing support blocks is 60mm to 90mm.
As an improvement, the number of the cleaning holes is eight, and the cleaning holes are respectively arranged at the side edge and corner positions of the lower disc of the vacuum cavity.
As an improvement, the cleaning hole is externally connected with a fast-assembling interface, and the fast-assembling interface is provided with external threads. The quick assembly interface can be quickly assembled with a screw plug or a cleaning water inlet pipe by utilizing external threads.
As an improvement, the outline dimension of the upper disc of the vacuum cavity is 60mm-100mm larger than that of glass to be polished.
As an improvement, the aperture of the adsorption holes arranged on the upper disc of the vacuum cavity is 0.5mm-2.0mm, and the number of the adsorption holes is 900-1200.
As an improvement, a positioning pin hole is formed in the periphery of one surface of the upper plate of the vacuum cavity, which is used for adsorbing glass, and the positioning pin hole is used for meeting the positioning requirement of the adsorption pad during adhesion.
As an improvement, the vacuum cavity bottom plate is provided with a long fixing strip and a short fixing strip, and the long fixing strip and the short fixing strip are opposite to each other in pairs and are distributed on two groups of opposite sides of the vacuum cavity bottom plate.
As an improvement, the long fixing strip and the short fixing strip are fixed on the side surface of the edge of the vacuum cavity lower disc by screws.
As an improvement, bolt holes matched with the lower fixed disc of the polishing machine are formed in the long fixing strip and the short fixing strip, and the lower disc of the vacuum cavity is fixedly arranged on the lower fixed disc of the polishing machine by bolts.
As an improvement, the vacuum cavity lower disc and the vacuum cavity upper disc are tightly connected by using screws, the vacuum cavity lower disc is provided with a sealing groove surrounding the vacuum cavity, and the sealing groove is filled with a sealing ring to realize the sealing between the vacuum cavity lower disc and the vacuum cavity upper disc.
According to the utility model, after the vacuum cavity lower disc and the vacuum cavity upper disc are assembled, the vacuum cavity lower disc and the vacuum cavity upper disc are fixedly arranged on the polishing machine lower fixed disc, and the central vent hole of the vacuum cavity lower disc is communicated with the central hole of the polishing machine lower fixed disc and then connected with the polishing machine lower fixed disc main shaft, so that vacuumizing and inflation are realized.
After the technical scheme is adopted, the utility model has the beneficial effects that:
the upper plate of the vacuum cavity adopts a flat plate structure, adsorption holes penetrating through the upper plate of the vacuum cavity are uniformly formed in the upper plate, an adsorption pad is adhered to one surface of the upper plate of the vacuum cavity for adsorbing glass, and through holes corresponding to the adsorption holes one by one are formed in the adsorption pad; and the aperture of the adsorption holes formed in the upper plate of the vacuum cavity is 0.5mm-2.0mm, the number of the adsorption holes is 900-1200, and meanwhile, 8 positioning pin holes are formed in the periphery of one surface of the upper plate of the vacuum cavity, which is used for adsorbing glass. Based on the structure, the positioning pin holes are utilized to meet the positioning requirement of the adsorption pad during pasting, meanwhile, the number of the arranged adsorption holes is 900-1200, compared with a vacuum chuck without the adsorption pad, the number is less, but the aperture is 0.5mm-2.0mm, the parameter is too much tested by the inventor, on the premise of ensuring the existence of the adsorption pad, the glass under a specific working condition cannot be loosened to be the best parameter, and the adsorption pad can absorb tiny particles in a polishing environment in the polishing process, so that the problem of the cleanliness of the polishing environment is well solved, the requirement on the cleanliness of the polishing environment is reduced, and the adaptability of the vacuum adsorption disc is stronger.
The vacuum chamber is of an inverted cone structure with the bottom inclined towards the central vent hole, the vacuum chamber is not arranged any more, cleaning holes are formed in the side wall of the vacuum chamber lower plate, and the cleaning holes are communicated with the vacuum chamber. Based on the structure, the upper plate of the vacuum cavity adopts a flat plate structure, and after being buckled with the lower plate of the vacuum cavity, the upper plate directly forms a good semi-sealing space for the vacuum cavity, compared with the traditional vacuum adsorption plate, the design of grooves is reduced, the space of the vacuum cavity is increased, the negative pressure loss of vacuum suction is reduced, good basic conditions are provided for adding the adsorption pad, meanwhile, the cleaning of the vacuum cavity is facilitated, cleaning liquid can be directly sprayed into the cleaning liquid by utilizing the cleaning hole during cleaning, then the cleaning liquid is discharged through the central vent hole, the cleaning is very convenient, and the cleaning hole is blocked by using a screw plug under the working state. Moreover, the vacuum chamber has an inverted cone structure with the bottom inclined toward the central vent hole, which is advantageous in that the cleaning liquid or the sucked polishing liquid is collected toward the central vent hole so as to be smoothly discharged.
In conclusion, the adsorption pad has the effect of absorbing tiny particles in the polishing environment in the polishing process, reduces the influence of the tiny particles, and is convenient for cleaning a vacuum cavity.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;
FIG. 3 is a schematic view of the structure of the lower surface of the vacuum chamber of the present utility model;
FIG. 4 is an enlarged schematic view of the portion B of FIG. 3;
FIG. 5 is a schematic view of the structure of the other side of the vacuum chamber bottom wall of the present utility model;
FIG. 6 is an enlarged schematic view of the portion C of FIG. 5;
FIG. 7 is a schematic view of the structure of the suction surface of the upper plate of the vacuum chamber of the present utility model;
fig. 8 is an enlarged schematic view of the part D of fig. 7.
FIG. 9 is a schematic view of the structure of the other side of the upper plate of the vacuum chamber of the present utility model;
wherein in fig. 1-9, each numerical designation refers to a particular meaning, element and/or component, respectively, as follows.
In the figure:
the vacuum chamber lower disc 1, the vacuum chamber 11, the central vent hole 12, the cleaning hole 13, the quick-assembly interface 14, the sealing groove 15, the reinforcing support block 16, the vacuum chamber upper disc 2, the adsorption hole 21, the positioning pin hole 22, the adsorption pad 3, the vacuum machine lower fixed disc 4, the long fixing strip 5 and the short fixing strip 6.
Detailed Description
The utility model will be further illustrated with reference to specific examples. The purpose and purpose of these exemplary embodiments are merely to illustrate the present utility model and are not intended to limit the true scope of the present utility model in any way.
To adsorb
A novel glass vacuum adsorption disc comprises a vacuum cavity lower disc 1 and a vacuum cavity upper disc 2 which are buckled and assembled in a sealing way; one surface of the vacuum cavity lower plate 1 is a lower fixed plate assembly surface, the other surface of the vacuum cavity lower plate is provided with a vacuum cavity 11, the center position of the vacuum cavity lower plate is provided with a center vent hole 12, and the center vent hole 12 is communicated with the vacuum cavity 11; the vacuum chamber is of an inverted cone structure with the bottom inclined towards the central vent hole, the inverted cone structure is beneficial to discharging liquid in the vacuum chamber from the central vent hole, the depth of the vacuum chamber is 15mm-30mm, and the depth refers to the height difference between the lowest point and the highest point of the vacuum chamber. In this embodiment, the depth of the vacuum chamber is 30mm, that is, the edge of the vacuum chamber is the highest point, and the vacuum chamber is inclined and lowered along the bottom surface to the lowest point at the central vent hole, and the height difference between the two is 30mm.
The side wall of the vacuum cavity lower plate is provided with cleaning holes 13 which are communicated with the vacuum cavity, and the number of the cleaning holes is eight and are respectively arranged at the side edge and corner positions of the vacuum cavity lower plate 1. The cleaning hole is externally connected with a fast-assembling interface 14, and the fast-assembling interface is provided with external threads. The quick assembly interface can be quickly assembled with a screw plug or a cleaning water inlet pipe by utilizing external threads. During cleaning, the cleaning hole is directly sprayed with cleaning liquid for cleaning by utilizing the quick-assembly interface to assemble the cleaning water inlet pipe, then the cleaning liquid is discharged through the central vent hole, the cleaning is very convenient, and the cleaning hole is blocked by using a screw plug in a working state. The vacuum chamber is of an inverted cone structure with the bottom inclined towards the central vent hole, and the structure is beneficial to collecting cleaning liquid or sucked polishing liquid to the central vent hole, so that the cleaning liquid is discharged more smoothly.
The upper plate 2 of the vacuum cavity adopts a flat plate structure, and the external dimension is 60mm-100mm larger than that of glass to be polished. The adsorption holes 21 penetrating through the upper disc of the vacuum cavity are uniformly formed in the adsorption pad, an adsorption pad 3 is adhered to one surface of the upper disc of the vacuum cavity, which is used for adsorbing glass, and through holes corresponding to the adsorption holes one by one are formed in the adsorption pad 3. This is very different with the vacuum chamber upper disc structure before, and the inside slot of seting up of vacuum chamber upper disc before is in order to realize gaseous distribution homogeneity, and here adopts dull and stereotyped structure, is provided with the absorption pad on considering the absorption face of vacuum chamber upper disc, compares in traditional vacuum absorption dish, has reduced the design of slot, has increased vacuum chamber's space, has reduced the negative pressure loss of vacuum suction, provides good basic condition for addding foretell absorption pad, reduces the processing of slot, also can reduce the processing degree of difficulty of vacuum chamber upper disc, reduces processing cost. Meanwhile, 12 positioning pin holes 22 are formed in the periphery of one surface of the upper plate of the vacuum cavity, the positioning pin holes are used for meeting the positioning requirement of the adsorption pad during pasting, meanwhile, the aperture of the adsorption holes formed in the upper plate of the vacuum cavity is 0.5-2.0 mm, and the number of the adsorption holes is 900-1200.
The vacuum cavity lower disc and the vacuum cavity upper disc are tightly connected by using screws, the vacuum cavity lower disc is provided with a sealing groove 15 surrounding the vacuum cavity, and a sealing ring (not shown in the figure) is filled in the sealing groove to realize the sealing between the vacuum cavity lower disc and the vacuum cavity upper disc.
The inventor finds in practice that the vacuum cavity upper plate 2 is concavely deformed under a negative pressure state under a flat plate structure, and based on the concave deformation, a plurality of strip-shaped reinforcing support blocks 16 are integrally formed on the bottom surface of the vacuum cavity 11, after the vacuum cavity lower plate and the vacuum cavity upper plate are buckled and installed, the upper parts of the reinforcing support blocks 16 are abutted against the buckling surface of the vacuum cavity upper plate 2 and the vacuum cavity lower plate 1, a good supporting effect is achieved on the vacuum cavity upper plate, and a plurality of transverse grooves are formed on the reinforcing support blocks and are matched with the adsorption holes. The transverse grooves are formed, so that the reinforcing support blocks can not block the adsorption holes. The inventor also researches that the width of the reinforcing support block is 30mm-60mm, the width of the transverse groove is 4mm-10mm, and the depth of the transverse groove is 5mm-10mm, so that the structure is more beneficial to processing and maintaining the stability of the lower disc of the vacuum cavity. The reinforcing support blocks 16 are divided into four groups, and the four groups of reinforcing support blocks are distributed in an annular array by taking the central vent hole as a circle center. In a group of the reinforcing support blocks, the reinforcing support blocks are symmetrically distributed by taking a connecting line between the central vent hole and the middle point of the side edge of the lower disc of the vacuum cavity as a central line, the length of the middle reinforcing support block is the largest, the rest reinforcing support blocks are distributed outwards at equal intervals, and the lengths of the reinforcing support blocks distributed outwards are reduced in an equal difference sequence mode. In one group of the reinforcing support blocks, the interval between adjacent reinforcing support blocks is 60mm-90mm. The arrangement mode can realize the uniformity of stress when the upper disc of the vacuum cavity is supported, reduce the deformation of the upper disc as much as possible and keep the consistency of the air pressure in the vacuum cavity as much as possible.
One surface of a vacuum cavity lower plate 1 is a lower fixed plate assembly surface, and the lower fixed plate assembly surface is attached to a lower fixed plate 4 of a vacuum machine and fastened. The vacuum chamber lower plate is provided with a long fixing strip and a short fixing strip, the long fixing strip 5 and the short fixing strip 6 are opposite to each other in pairs and are distributed on two groups of opposite sides of the vacuum chamber lower plate 1. The long fixing strip 5 and the short fixing strip 6 are fixed on the side surface of the edge of the vacuum cavity lower disc by screws. Bolt holes matched with the lower fixed disc of the polishing machine are formed in the long fixing strip and the short fixing strip, and the lower disc of the vacuum cavity is fixedly mounted on the lower fixed disc of the polishing machine by bolts.
According to the utility model, after the vacuum cavity lower disc and the vacuum cavity upper disc are assembled, the vacuum cavity lower disc and the vacuum cavity upper disc are fixedly arranged on the polishing machine lower fixed disc, and the central vent hole of the vacuum cavity lower disc is communicated with the central hole of the polishing machine lower fixed disc and then connected with the polishing machine lower fixed disc main shaft, so that vacuumizing and inflation are realized; during normal operation, the cleaning hole is blocked by a screw plug; during cleaning, the cleaning holes are assembled with the cleaning water inlet pipe by utilizing the fast-assembling interface to directly spray cleaning liquid for cleaning.
It should be understood that these examples are for the purpose of illustrating the utility model only and are not intended to limit the scope of the utility model. Furthermore, it is to be understood that various changes, modifications and/or variations may be made by those skilled in the art after reading the technical content of the present utility model, and that all such equivalents are intended to fall within the scope of protection defined in the claims appended hereto.
Claims (10)
1. A novel glass vacuum adsorption disc comprises a vacuum cavity lower disc and a vacuum cavity upper disc which are buckled and assembled in a sealing manner; it is characterized in that the method comprises the steps of,
one surface of the vacuum cavity lower plate is a lower fixed plate assembly surface, a vacuum cavity is formed in the other surface of the vacuum cavity lower plate, a central vent hole is formed in the central position of the vacuum cavity lower plate and is communicated with the vacuum cavity, a cleaning hole is formed in the side wall of the vacuum cavity lower plate, and the cleaning hole is communicated with the vacuum cavity;
the vacuum cavity upper plate adopts a flat plate structure, adsorption holes penetrating through the vacuum cavity upper plate are uniformly formed in the vacuum cavity upper plate, an adsorption pad is adhered to one surface of the vacuum cavity upper plate for adsorbing glass, and through holes in one-to-one correspondence with the adsorption holes are formed in the adsorption pad.
2. The novel glass vacuum adsorption disk according to claim 1, wherein the vacuum chamber has an inverted cone structure with a bottom surface inclined toward the center vent hole.
3. The novel glass vacuum adsorption disc according to claim 2, wherein a plurality of strip-shaped reinforcing support blocks are integrally formed on the bottom surface of the vacuum chamber, and after the vacuum chamber lower disc and the vacuum chamber upper disc are buckled and installed, the upper parts of the reinforcing support blocks are abutted against the buckling surfaces of the vacuum chamber upper disc and the vacuum chamber lower disc.
4. A novel glass vacuum adsorption disc as claimed in claim 3, wherein the reinforcing support block is provided with a plurality of transverse grooves, and the transverse grooves are adapted to the adsorption holes.
5. The novel glass vacuum adsorption disc according to claim 4, wherein the width of the reinforcing support block is 30mm-60mm, the width of the transverse groove is 4mm-10mm, and the depth of the transverse groove is 5mm-10mm.
6. The novel glass vacuum adsorption disc according to claim 5, wherein the reinforcing support blocks are divided into four groups, and the four groups of reinforcing support blocks are distributed in an annular array with the central vent hole as a center.
7. The novel glass vacuum adsorption disc according to claim 1, wherein eight cleaning holes are respectively formed in the side edge and corner positions of the vacuum cavity lower disc.
8. The novel glass vacuum adsorption disc according to claim 7, wherein the cleaning hole is externally connected with a fast-assembling interface, and the fast-assembling interface is provided with external threads.
9. The novel glass vacuum adsorption disc as claimed in claim 1, wherein the diameter of the adsorption holes formed in the upper disc of the vacuum chamber is 0.5mm-2.0mm, and the number of the adsorption holes is 900-1200.
10. The novel glass vacuum adsorption disc according to claim 9, wherein a positioning pin hole is formed in the periphery of one surface of the upper disc of the vacuum cavity, which is used for adsorbing glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223599689.3U CN219189827U (en) | 2022-12-24 | 2022-12-24 | Novel glass vacuum adsorption disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223599689.3U CN219189827U (en) | 2022-12-24 | 2022-12-24 | Novel glass vacuum adsorption disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219189827U true CN219189827U (en) | 2023-06-16 |
Family
ID=86711461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223599689.3U Active CN219189827U (en) | 2022-12-24 | 2022-12-24 | Novel glass vacuum adsorption disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219189827U (en) |
-
2022
- 2022-12-24 CN CN202223599689.3U patent/CN219189827U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110963302A (en) | Curved surface apron glass adsorbs tool | |
| CN219189827U (en) | Novel glass vacuum adsorption disc | |
| CN111326473A (en) | Silicon wafer bearing device and edge polishing equipment | |
| CN115741472A (en) | Novel glass vacuum adsorption dish | |
| CN110774077B (en) | Wafer processing thinning machine | |
| CN208213832U (en) | A kind of screen static charge and dust removing device | |
| CN209418484U (en) | A kind of precise vacuum cutting chuck | |
| CN218769463U (en) | Bernoulli sucker | |
| CN212455179U (en) | Bernoulli sucker | |
| CN210495534U (en) | Gas pipeline pressure regulator filter core belt cleaning device | |
| CN211971013U (en) | Curved surface apron glass adsorbs tool | |
| CN214017392U (en) | Convenient abluent sack cleaner | |
| CN220556588U (en) | Sucker assembly and solar cell transfer device | |
| CN115502891A (en) | Automatic grinding device for metal parts | |
| CN220839563U (en) | Supporting device for touch screen polishing | |
| CN208663371U (en) | Glass clears off jig | |
| CN220155503U (en) | Improved dry-method basket for silicon wafer | |
| CN211799637U (en) | Spray dust removal device | |
| CN219432563U (en) | Self-sealing power station valve | |
| CN219189826U (en) | Glass vacuum chuck with boss adsorption surface | |
| CN219858251U (en) | Spectacle lens dust removal storage cabinet | |
| CN213336657U (en) | Static sucker helium leak fixing clamp | |
| CN212856221U (en) | Cyclone separator for powder coating production | |
| CN218561442U (en) | Nest type PCR reaction tube | |
| CN215409248U (en) | Horizontal pump with strong sealing performance for semiconductor industry |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |