CN220549722U - Stable chip pickup assembly - Google Patents
Stable chip pickup assembly Download PDFInfo
- Publication number
- CN220549722U CN220549722U CN202322151906.0U CN202322151906U CN220549722U CN 220549722 U CN220549722 U CN 220549722U CN 202322151906 U CN202322151906 U CN 202322151906U CN 220549722 U CN220549722 U CN 220549722U
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- base
- suction rod
- inclined plane
- movable block
- groove
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- 238000001125 extrusion Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000008093 supporting effect Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model discloses a stabilized chip pick-up assembly, comprising: the suction rod is vertically arranged on the base, the clamping strip is horizontally arranged above the base, a vertically extending limit groove is formed in the front end face of the base, the suction rod is embedded in the limit groove, a left inclined plane and a right inclined plane are respectively arranged on the left side and the right side of the limit groove, 2 left bearings which are arranged at intervals in the vertical direction are arranged on the left inclined plane, 2 right bearings which are symmetrically arranged with the left bearings are arranged on the right inclined plane, a horizontally extending mounting groove is formed in the front end face of the base, a movable block is embedded in the mounting groove and is in sliding fit with the inner side wall of the mounting groove, and a limit bearing is vertically arranged at the front end of the movable block. The utility model realizes stable clamping of the suction rod, and the rotating centrifugal force can further improve the clamping force of the suction rod, so that the suction rod always keeps stable state and accurate position precision.
Description
Technical Field
The utility model relates to a stable chip pick-up assembly, and belongs to the technical field of semiconductor chip mounting and testing.
Background
In the field of chip mounting and testing in the semiconductor industry, there are often carrying and high-precision mounting of chips, and a chip mounting machine and a testing machine are required, and a mechanism for taking and placing chips and directly contacting the chips is an important mechanism in the testing machine and the chip mounting machine.
The utility model patent CN116344432A of the applicant discloses a chip taking and placing mechanism, wherein a mounting hole is formed in the front end face of a body, one end of a horizontally arranged pressing seat is embedded into the mounting hole, the other end of the pressing seat is positioned outside the body and is vertically provided with a pressing bearing, a through hole for a vertically arranged suction nozzle rod to pass through is formed in the upper surface of the pressing seat and between the pressing bearing and the body, one end of the pressing seat in the mounting hole is connected with the body through a pressing spring in a stretching state, so that the outer ring surface of the pressing bearing is tightly attached to the suction nozzle rod, and the clamping of the suction nozzle rod is realized.
However, when the chip picking and placing mechanism is used in equipment (such as a turret sorting machine) which needs to be rotated, centrifugal force generated by rotation can lead the suction nozzle rod to generate a trend of disengaging, and after the rotation is stopped, a long time is required for the suction nozzle rod to recover to a stable state, so that the processing efficiency and accuracy are affected; if the influence of the centrifugal force is overcome by increasing the clamping force to the nozzle bar, the movement of the nozzle bar in the vertical direction is disturbed, resulting in rapid wear of the individual components.
Disclosure of Invention
The utility model aims to provide a stable chip pickup assembly which realizes stable clamping of a suction rod, and the rotating centrifugal force can further improve the clamping force of the suction rod, so that the suction rod always keeps stable state and accurate position precision.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a stabilized chip pick up assembly comprising: the suction rod is vertically arranged on the base, the clamping strip is horizontally arranged above the base, the front end of the clamping strip extends outwards and is connected with the upper end of the suction rod in a clamping mode, a vertically extending limit groove is formed in the front end face of the base, the suction rod is embedded in the limit groove, a left inclined plane and a right inclined plane are respectively formed in the left side and the right side of the limit groove and are symmetrically arranged, one ends of the left inclined plane and the right inclined plane, which are respectively far away from the limit groove, extend forwards, 2 left bearings which are arranged at intervals in the vertical direction are arranged on the left inclined plane, 2 right bearings which are symmetrically arranged on the right inclined plane are arranged on the right inclined plane, a horizontally extending mounting groove is formed in the front end face of the base, a movable block is embedded in the mounting groove and is in sliding fit with the inner side wall of the mounting groove, a limit bearing is vertically arranged at the front end of the movable block, and a spring which is in an extrusion state is connected between the rear end of the movable block and the bottom face of the mounting groove, and the suction rod in the limit groove and the limit bearing, the left bearing and the right bearing are in extrusion contact.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, a groove for embedding the front end of the spring is formed in the rear end face of the movable block.
2. In the above scheme, a pin is mounted on the movable block, a strip-shaped hole for embedding the pin is formed in the base, and the strip-shaped hole extends back and forth in the horizontal direction.
3. In the scheme, a suction nozzle is arranged at the lower end of the suction rod.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model relates to a stable chip picking assembly, wherein a vertical extending limit groove is formed on the front end surface of a base, a left inclined surface and a right inclined surface are respectively arranged on the left side and the right side of the limit groove for embedding a suction rod, one ends of the symmetrically arranged left inclined surface and right inclined surface, which are respectively far away from the limit groove, extend forwards, 2 left bearings which are arranged at intervals in the vertical direction are arranged on the left inclined surface, 2 right bearings which are symmetrically arranged with the left bearings are arranged on the right inclined surface, a horizontally extending mounting groove is formed on the front end surface of the base, a movable block is embedded in the mounting groove and is in sliding fit with the inner side wall of the mounting groove, a limit bearing is vertically arranged at the front end of the movable block, a spring in an extrusion state is connected between the rear end of the movable block and the bottom surface of the mounting groove, so that the suction rod embedded in the limit groove is in extrusion contact with the limit bearing, the left bearing and the right bearing, and the limit bearing are all in extrusion contact, stable and uniform elastic force is applied to the suction rod from 3 directions through the left bearing and the limit bearing under the spring supporting action, stable clamping of the suction rod is realized, and the rotating centrifugal force can further improve the clamping force to the suction rod, so that the clamping precision of the suction rod can be always kept in stable and accurate.
Drawings
FIG. 1 is a schematic view of the overall structure of a stabilized chip pick-up assembly of the present utility model;
FIG. 2 is a schematic overall cross-sectional view of the stabilizing die pick-up assembly of the present utility model;
fig. 3 is a schematic view of the structure of the base of the stabilized chip pick up assembly of the present utility model.
In the above figures: 1. a base; 2. a suction rod; 3. clamping the strip; 4. a limit groove; 51. a left inclined plane; 52. a right inclined plane; 61. a left bearing; 62. a right bearing; 7. a mounting groove; 8. a movable block; 9. a limit bearing; 10. a spring; 11. a pin; 12. a bar-shaped hole; 13. a suction nozzle; 14. a limiting block; 15. a clearance groove; 16. and (5) supporting the column.
Detailed Description
The present patent will be further understood by the specific examples given below, which are not intended to be limiting.
Example 1: a stabilized chip pick up assembly comprising: the device comprises a base 1, a suction rod 2 vertically arranged on the base 1 and a clamping strip 3 horizontally arranged above the base 1, wherein the front end of the clamping strip 3 extends outwards and is in clamping connection with the upper end of the suction rod 2, a vertically extending limit groove 4 is formed in the front end face of the base 1, left and right sides of the limit groove 4 in which the suction rod 2 is embedded are respectively provided with a left inclined surface 51 and a right inclined surface 52, one ends of the symmetrically arranged left inclined surface 51 and right inclined surface 52, which are respectively far away from the limit groove 4, extend forwards, 2 left bearings 61 which are arranged at intervals in the vertical direction are arranged on the left inclined surface 51, 2 right bearings 62 which are symmetrically arranged with the left bearings 61 are arranged on the right inclined surface 52, a horizontally extending mounting groove 7 is formed in the front end face of the base 1, a movable block 8 is embedded in the mounting groove 7 and is in sliding fit with the inner side wall of the mounting groove 7, the front end of the movable block 8 is vertically provided with a limit bearing 9, and a compression spring 10 which is connected between the rear end of the movable block 8 and the bottom surface of the mounting groove 7 is in a state of being in contact with the limit groove 4, so that the compression spring 10 is embedded between the limit bearings 4 and the left bearings 4 and the limit bearings 61;
the limiting bearing applies a forward extrusion force to the suction rod under the action of the spring, so that the suction rod is tightly attached to the left bearing and the right bearing positioned on the left side and the right side in front of the suction rod, stable and uniform elastic force is continuously applied to the suction rod through the limiting bearing, the left bearing and the right bearing which are arranged into an isosceles triangle, stable clamping of the suction rod is realized, and the rotating centrifugal force can further improve the clamping force of the suction rod, so that the suction rod always maintains stable state and accurate position precision.
The rear end face of the movable block 8 is provided with a groove into which the front end of the spring 10 is inserted.
The movable block 8 is provided with a pin 11, the base 1 is provided with a bar-shaped hole 12 into which the pin 11 is embedded, and the bar-shaped hole 12 extends forwards and backwards in the horizontal direction.
A suction nozzle 13 is installed at the lower end of the suction rod 2.
Example 2: a stabilized chip pick up assembly comprising: the novel suction device comprises a base 1, a suction rod 2 vertically arranged on the base 1 and a clamping strip 3 horizontally arranged above the base 1, wherein the front end of the clamping strip 3 outwards extends and is in clamping connection with the upper end of the suction rod 2, a vertically extending limit groove 4 is formed in the front end face of the base 1, the left side and the right side of the limit groove 4 are respectively provided with a left inclined surface 51 and a right inclined surface 52, the left inclined surface 51 and the right inclined surface 52 are symmetrically arranged, one ends of the left inclined surface 51 and the right inclined surface 52, which are respectively far away from the limit groove 4, extend forwards, 2 left bearings 61 are arranged on the left inclined surface 51 at intervals in the vertical direction, 2 right bearings 62 are symmetrically arranged on the right inclined surface 52, a horizontally extending mounting groove 7 is formed in the front end face of the base 1, a movable block 8 is embedded in the mounting groove 7 and is in sliding fit with the inner side wall of the mounting groove 7, the front end of the movable block 8 is vertically provided with a limit bearing 9, and a compression spring 10 is connected between the rear end of the movable block 8 and the bottom face of the mounting groove 7, so that the compression spring 10 is in contact with the limit bearing 4, and the compression spring 10 is arranged between the left bearings and the limit bearing 61.
The rear end face of the movable block 8 is provided with a groove into which the front end of the spring 10 is inserted.
The rear end of the clamping bar 3 is provided with a support column 16 for adjusting the height of the suction rod 2, and the lower surface of the support column 16 is contacted with the upper surface of the base 1.
The front end of the base 1 is provided with a limiting block 14, and a clearance groove 15 is formed in the surface of the limiting block 14 facing one side of the suction rod 2.
The working principle of the utility model is as follows:
the limiting bearing applies a forward extrusion force to the suction rod under the action of the spring, so that the suction rod is tightly attached to the left bearing and the right bearing positioned on the left side and the right side in front of the suction rod, stable and uniform elastic force is continuously applied to the suction rod through the limiting bearing, the left bearing and the right bearing which are arranged into an isosceles triangle, stable clamping of the suction rod is realized, and the rotating centrifugal force can further improve the clamping force of the suction rod, so that the suction rod always maintains stable state and accurate position precision.
When adopting above-mentioned stable core piece to pick up subassembly, it is through the spacing bearing under left and right bearing and the spring supporting effect, from 3 directions to apply stable and even elastic force to the suction bar, realizes the stable centre gripping to the suction bar, and rotatory centrifugal force can further promote the clamping force to the suction bar for the suction bar remains stable state and the accuracy of position accuracy all the time.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (4)
1. A stabilized chip pick up assembly comprising: base (1), vertical suction bar (2) and the level of installing on base (1) set up in centre gripping strip (3) of base (1) top, the front end of centre gripping strip (3) outwards extends and is connected its characterized in that with the upper end centre gripping of suction bar (2): the utility model discloses a suction rod, including base (1) and fixed mounting, a limit groove (4) that vertical extension has been seted up on the preceding terminal surface of base (1), supplies suction rod (2) embedding limit groove (4) left and right sides have left inclined plane (51), right inclined plane (52) respectively, and the symmetry sets up left inclined plane (51), right inclined plane (52) keep away from limit groove (4) one end respectively and extend forward, install 2 left bearings (61) that set up at the interval in vertical direction on left inclined plane (51), install 2 on right inclined plane (52) with right bearings (62) that left bearings (61) symmetry set up, offer a horizontally extending mounting groove (7) on the preceding terminal surface of base (1), a movable block (8) imbeds in this mounting groove (7) and with the inside wall sliding fit of mounting groove (7), the front end of movable block (8) is vertical installs a limit bearing (9), be connected with between the bottom surface of rear end and mounting groove (7) of movable block (8) one and be in spring (10) that extrusion state for between suction rod (4), limit bearing (62) and the limit bearing (61) of the equal contact.
2. The stabilized chip pick up assembly of claim 1, wherein: the rear end face of the movable block (8) is provided with a groove for embedding the front end of the spring (10).
3. The stabilized chip pick up assembly of claim 1, wherein: the movable block (8) is provided with a pin (11), the base (1) is provided with a strip-shaped hole (12) for embedding the pin (11), and the strip-shaped hole (12) extends forwards and backwards in the horizontal direction.
4. The stabilized chip pick up assembly of claim 1, wherein: the lower end of the suction rod (2) is provided with a suction nozzle (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322151906.0U CN220549722U (en) | 2023-08-11 | 2023-08-11 | Stable chip pickup assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322151906.0U CN220549722U (en) | 2023-08-11 | 2023-08-11 | Stable chip pickup assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220549722U true CN220549722U (en) | 2024-03-01 |
Family
ID=90006406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322151906.0U Active CN220549722U (en) | 2023-08-11 | 2023-08-11 | Stable chip pickup assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220549722U (en) |
-
2023
- 2023-08-11 CN CN202322151906.0U patent/CN220549722U/en active Active
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