CN214870001U - Vacuum chuck - Google Patents
Vacuum chuck Download PDFInfo
- Publication number
- CN214870001U CN214870001U CN202121152282.9U CN202121152282U CN214870001U CN 214870001 U CN214870001 U CN 214870001U CN 202121152282 U CN202121152282 U CN 202121152282U CN 214870001 U CN214870001 U CN 214870001U
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- vacuum chuck
- vacuum
- hole
- vacuum suction
- positioning
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Abstract
A vacuum chuck comprises a vacuum suction plate (100), wherein a plurality of mounting blocks (110) are convexly formed on the top surface of the vacuum suction plate (100), and the mounting blocks (110) are arranged in an array; a gap is arranged between two adjacent mounting blocks (110); a positioning hole (111) is formed in the top surface of the mounting block (110); the vacuum suction plate (100) is provided with a suction through hole (120); the vacuum chuck further comprises a positioning column (200) detachably mounted in the positioning hole (111) and used for fixedly mounting the workpiece, and a sealing strip (300) detachably arranged on all or part of the plurality of mounting blocks (110) and enclosing the suction through hole (120) therein and used for sealing the gap between the workpiece and the vacuum suction plate (100). The utility model discloses a vacuum chuck novel in design, the practicality is strong.
Description
Technical Field
The utility model relates to a clock and watch makes technical field, especially relates to a vacuum chuck.
Background
In the machining process, a workpiece can be clamped, fixed and positioned by adopting a vacuum suction mode. In order to meet different positioning and clamping requirements of different parts in the machining process, a special vacuum suction tool needs to be customized, and the vacuum suction tool is provided with a corresponding positioning structure and a corresponding sealing structure; one workpiece corresponds to one vacuum suction tool.
Under the condition of normalized production and manufacturing of various workpieces in small batch in the current market, the conventional vacuum suction tool needs to be customized for each type of workpiece; the universality and the economical efficiency are poor, so that the work of replacing the workpiece becomes long, the efficiency is low, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vacuum chuck to above technical problem.
The utility model provides a technical scheme as follows:
the utility model provides a vacuum sucker, which comprises a vacuum suction plate, wherein a plurality of mounting blocks are convexly formed on the top surface of the vacuum suction plate and are arranged in an array manner; a gap is arranged between two adjacent mounting blocks; the top surface of the mounting block is provided with a positioning hole; the vacuum suction plate is provided with a suction through hole;
the vacuum chuck further comprises a positioning column which is detachably arranged in the positioning hole and used for fixedly mounting the workpiece, and a sealing strip which is detachably arranged on all or part of the plurality of mounting blocks in a surrounding manner and surrounds the suction through hole and is used for sealing the gap between the workpiece and the vacuum suction plate.
The utility model discloses among the foretell vacuum chuck, the locating hole is the screw hole, and the reference column is the screw thread nail, and reference column threaded connection is in the locating hole.
In the vacuum chuck of the present invention, the vacuum chuck further comprises a support pillar and a fastening nail, and the vacuum suction plate is supported on the support pillar; the vacuum suction plate and the support column are fixed together through fastening nails.
The utility model discloses in foretell vacuum chuck, the binding nail is the screw thread nail.
In the above vacuum chuck of the present invention, the height of the sealing strip exceeding the mounting block is between 0.4mm and 0.60 mm.
The utility model discloses a vacuum chuck realizes the location of the work piece of different specifications through the reference column of difference, through the adsorption sphere of sealing strip quick adjustment vacuum suction. Through the screw-thread fit of reference column and installation piece, the adjustment dismouting of convenient work piece in addition sealing strip elastic mounting to can realize the quick upper and lower line processing of multiple type of work piece of small batch. The utility model discloses a vacuum chuck novel in design, the practicality is strong.
Drawings
Fig. 1 shows a schematic structural view of a vacuum chuck according to a preferred embodiment of the present invention;
FIG. 2 shows a schematic cross-sectional view A-A of the vacuum chuck of FIG. 1;
fig. 3 shows a schematic cross-sectional view of the vacuum chuck of fig. 1 in the direction B-B.
Detailed Description
For the convenience of those skilled in the art to understand and implement the present invention, the technical purpose, technical solutions and technical effects of the present invention will be further elaborated with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, fig. 1 is a schematic structural view of a vacuum chuck according to a preferred embodiment of the present invention; FIG. 2 shows a schematic cross-sectional view A-A of the vacuum chuck of FIG. 1; fig. 3 shows a schematic cross-sectional view of the vacuum chuck of fig. 1 in the direction B-B. The vacuum chuck comprises a vacuum suction plate 100, wherein a plurality of mounting blocks 110 are convexly formed on the top surface of the vacuum suction plate 100, and the mounting blocks 110 are arranged in an array; a gap is arranged between two adjacent mounting blocks 110; a positioning hole 111 is formed in the top surface of the mounting block 110; the vacuum suction plate 100 is provided with a suction through hole 120;
the vacuum chuck further includes a positioning post 200 detachably installed in the positioning hole 111 for fixedly mounting a workpiece (not shown in the drawings), and a sealing strip 300 detachably provided around all or a part of the plurality of mounting blocks 110 and enclosing the suction through hole 120 therein for sealing a gap between the workpiece and the vacuum chuck 100.
Above-mentioned technical scheme is basic scheme, the utility model discloses a vacuum chuck, through the cooperation of array arrangement's installation piece 110 and sealing strip, vacuum suction technique in addition realizes the quick clamping of different kind work pieces, reliably fixes a position and the clamping, satisfies work piece processing demand. The utility model discloses a vacuum chuck relies on the plane of vacuum suction plate and realizes the work piece location according to reference column 200 that the work piece specification selected. Through the clearance between two adjacent installation blocks 110, can be according to different work piece specifications installation sealing strip 300, realize the vacuum chuck and adapt to the absorption range adjustment of different work pieces, guarantee that the clamping power meets the demands. The utility model discloses a vacuum chuck simple structure, easily adjustment dismouting, the commonality is strong. The size and the position of the positioning column are adjusted according to the specification of the workpiece, the maximum range of adsorption clamping is realized by adjusting the sealing ring, and the clamping of workpieces with different specifications can be met, so that the rapid production change processing of various small-batch workpieces is realized.
Furthermore, the positioning hole 111 is a threaded hole, and the positioning post 200 is a threaded nail. Thus, the positioning post 200 can be screwed into the positioning hole 111.
Further, the vacuum chuck further includes a support column 400 and a fastening pin 500, the vacuum chuck 100 is supported on the support column 400; the vacuum suction plate 100 and the support column 400 are fixed together by fastening pins 500. Here, the fastening pin 500 is a screw pin.
In the present embodiment, there are a plurality of the support columns 400 and a plurality of the fastening pins 500; the fastening nails 500 correspond to the support columns 400 one to one; the vacuum suction plates 100 are respectively supported on the support columns 400, and the support columns 400 are fixedly connected with the vacuum suction plates 100 through the corresponding fastening pins 500. Preferably, in the present embodiment, there are four support columns 400 and four fastening pins 500; four corners of the vacuum suction plate 100 are supported on the four support columns 400, respectively.
The vacuum chuck of the utility model realizes the replacement of the positioning column by matching the different positioning columns 200 with the positioning holes 111; through the clearance between the installation piece 110, supply the sealing strip to fill in, realize airtight of vacuum suction to realize quick location and use.
The utility model discloses an among the vacuum chuck, the vacuum suction disc passes through 4 binding nails and support column threaded connection, then realizes lathe and frock location on locking whole to the large-scale accurate vice of lathe.
As shown in fig. 1, there are 56 mounting blocks on the vacuum suction plate, and a suction through-hole 120 is provided in the middle of the vacuum suction plate. Based on workpieces with different sizes, the fine holes at corresponding positions are machined at the process lugs of the workpieces, and the positioning columns 200 are rotated into the corresponding positioning holes according to the positions of the fine holes. Then, a sealing strip with a corresponding size is sleeved, and the height of the sealing strip 300 exceeding the mounting block 110 is between 0.4mm and 0.60 mm. And finally, mounting the workpiece on the corresponding positioning column. The positioning column is matched with a fine hole machined in the workpiece, rotation/movement of the X axis and the Y axis of the workpiece is achieved, rotation of the Z axis of the workpiece is limited through a top positioning surface shared by the mounting blocks, the vacuum suction pressure pipe communicated with the suction through hole can limit movement of the Z axis of the workpiece, six degrees of freedom of the whole workpiece are limited finally, and complete positioning is achieved.
When other workpieces need to be replaced, only the positions of the corresponding positioning columns need to be adjusted to match the sizes of the workpieces with different sizes, and then machining can be achieved. And the tool does not need to be re-processed to realize the positioning of small-batch and multi-variety workpieces.
Compare with general vacuum suction anchor clamps, the utility model discloses a vacuum chuck's advantage lies in can realizing the location of the work piece of different specifications through the reference column of difference. The adsorption range of vacuum suction is rapidly adjusted through the sealing strip. Through the screw-thread fit of reference column and installation piece, the adjustment dismouting of convenient work piece in addition sealing strip elastic mounting to can realize the quick upper and lower line processing of multiple type of work piece of small batch.
While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (5)
1. A vacuum chuck is characterized by comprising a vacuum suction plate (100), wherein a plurality of mounting blocks (110) are convexly formed on the top surface of the vacuum suction plate (100), and the mounting blocks (110) are arrayed; a gap is arranged between two adjacent mounting blocks (110); a positioning hole (111) is formed in the top surface of the mounting block (110); the vacuum suction plate (100) is provided with a suction through hole (120);
the vacuum chuck further comprises a positioning column (200) detachably mounted in the positioning hole (111) and used for fixedly mounting the workpiece, and a sealing strip (300) detachably arranged on all or part of the plurality of mounting blocks (110) and enclosing the suction through hole (120) therein and used for sealing the gap between the workpiece and the vacuum suction plate (100).
2. The vacuum chuck as claimed in claim 1, wherein the positioning hole (111) is a threaded hole, the positioning post (200) is a threaded nail, and the positioning post (200) is threaded into the positioning hole (111).
3. The vacuum chuck according to claim 1, wherein the vacuum chuck further comprises a support column (400) and a fastening pin (500), the vacuum chuck plate (100) being supported on the support column (400); the vacuum suction plate (100) and the support column (400) are fixed together by fastening nails (500).
4. Vacuum chuck according to claim 3, characterized in that the fastening pin (500) is a threaded pin.
5. Vacuum chuck according to claim 2, characterized in that the sealing strip (300) is between 0.4mm and 0.60mm in height above the mounting block (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121152282.9U CN214870001U (en) | 2021-05-26 | 2021-05-26 | Vacuum chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121152282.9U CN214870001U (en) | 2021-05-26 | 2021-05-26 | Vacuum chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214870001U true CN214870001U (en) | 2021-11-26 |
Family
ID=78901171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121152282.9U Active CN214870001U (en) | 2021-05-26 | 2021-05-26 | Vacuum chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214870001U (en) |
-
2021
- 2021-05-26 CN CN202121152282.9U patent/CN214870001U/en active Active
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