CN218891772U - Multi-direction vacuum positioning mechanism is opened in single cylinder clamp - Google Patents
Multi-direction vacuum positioning mechanism is opened in single cylinder clamp Download PDFInfo
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- CN218891772U CN218891772U CN202223562299.9U CN202223562299U CN218891772U CN 218891772 U CN218891772 U CN 218891772U CN 202223562299 U CN202223562299 U CN 202223562299U CN 218891772 U CN218891772 U CN 218891772U
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Abstract
The utility model discloses a single cylinder clamping opening multidirectional vacuum positioning mechanism, which comprises: the device comprises a fixed plate, a first supporting plate, a second supporting plate, a carrier main body, a cylinder joint, a circular shaft, a first positioning block, a second positioning block, a third positioning block, a top block seat, a positioning plate, a second stop block, a first circular shaft sliding plate, a second circular shaft sliding plate, a cylinder and a spring; the carrier body is provided with a plurality of negative pressure areas for sucking products under negative pressure, two sides of each negative pressure area are provided with spaces for placing a second positioning block and a third positioning block, the rear of each negative pressure area is provided with a space for placing a first positioning block, and a second stop block is arranged between two adjacent negative pressure areas; the bottom of the top block seat is connected with the cylinder joint, a front row of top blocks and a rear row of top blocks are arranged on the top of the top block seat, and the front row of top blocks are contacted with the bottoms of the second positioning block and the third positioning block; the rear row top blocks are contacted with the back surface of the first positioning block; the fourth positioning block is positioned right in front of the second stop block.
Description
Technical Field
The utility model belongs to the technical field of automation, and particularly relates to a single-cylinder clamping and opening multidirectional vacuum positioning mechanism.
Background
Along with the development of industrialization, the demand of electronic products is continuously increased, in order to meet market demands, the productivity is improved, meanwhile, the product quality is improved, AOI detection is introduced, products are always required to be stabilized at a certain relative position when the products are detected by the AOI, multi-cylinder multi-direction positioning and material pressing are always adopted when the products are stabilized at a certain position, the action of equipment is increased, the period of the equipment is also slowed down, and therefore the production efficiency is affected. Meanwhile, the mechanism space layout of the equipment is enlarged, the cost is correspondingly increased, the surface of the product is easily scratched in the positioning process, and the quality risk of the product is increased.
Disclosure of Invention
The utility model aims to: the utility model provides an AOI (automatic optical inspection) detection device which is suitable for various electronic products and is used for solving the problems that the existing positioning mechanism is easy to cause surface scratch of products, prolong the production period, enlarge the mechanism space and the like.
The technical scheme is as follows: a single cylinder clamp open multi-directional vacuum positioning mechanism comprising: the device comprises a fixed plate, a first supporting plate, a second supporting plate, a carrier main body, a cylinder joint, a circular shaft, a first positioning block, a second positioning block, a third positioning block, a top block seat, a positioning plate, a second stop block, a first circular shaft sliding plate, a second circular shaft sliding plate, a cylinder and a spring;
the first support plate and the second support plate are fixed at two ends of the fixed plate, the carrier main body is fixed on the first support plate and the second support plate, the air cylinder is fixed on the fixed plate and positioned between the first support plate and the second support plate, and the air cylinder joint is fixed on the air cylinder;
the carrier body is provided with a plurality of negative pressure areas for absorbing products under negative pressure, two sides of each negative pressure area are provided with spaces for placing a second positioning block and a third positioning block, and the second positioning block or the third positioning block can move left and right in the spaces; a space for placing a first positioning block is arranged behind each negative pressure area, and the first positioning block moves back and forth in the space; a spring is arranged between the second positioning block and the third positioning block which jointly act on the same negative pressure area, and a spring is arranged between the first positioning block and the second positioning block and between the first positioning block and the third positioning block; in the initial state, the spring enables the first positioning block, the second positioning block and the third positioning block to be far away from the negative pressure area, and at the moment, the first positioning block, the second positioning block and the third positioning block are in an expanding state; a second stop block is arranged between two adjacent negative pressure areas;
the bottom of the top block seat is connected with the cylinder joint, a front-row top block and a rear-row top block are arranged on the top of the top block seat, the front-row top block is formed by equally arranging a plurality of first top blocks at equal intervals, and the rear-row top block is formed by equally arranging a plurality of second top blocks at equal intervals; the first top block is of a structure with a narrow upper part and a wide lower part, and the second top block is of a structure with a thin upper part and a thick lower part; the first top block is positioned between the two negative pressure areas and under the second stop block, and when no external force acts, the head of the first top block is contacted with the bottoms of the second positioning block and the third positioning block; the second top block is contacted with the back surface of the first positioning block, and when no external force acts, the head of the second top block is contacted with the bottom of the first positioning block;
the first round shaft sliding matching plate and the second round shaft sliding matching plate have the same structure, the lower ends of the first round shaft sliding matching plate and the second round shaft sliding matching plate are respectively provided with an inclined inward track groove, and the upper ends of the first round shaft sliding matching plate and the second round shaft sliding matching plate are respectively fixed at the two ends of the carrier main body;
the locating plate comprises a locating plate main body and a plurality of fourth locating blocks arranged on the locating plate main body, the locating plate main body is in sliding connection with the first round shaft sliding matching plate and the second round shaft sliding matching plate through round shafts, the locating plate main body is fixed on the top block seat, and the fourth locating blocks are located right in front of the second stop blocks.
Further, the device further comprises a limiting block, wherein the limiting block is used for movably arranging the plurality of first positioning blocks on the carrier body after being connected in series.
Further, the device further comprises a first stop block and a third stop block, wherein the first stop block and the third stop block are respectively arranged on two sides of the carrier body and used for limiting the movement range of the second positioning block and the third positioning block which are positioned on two sides of the carrier body.
Further, the negative pressure area comprises an air hole and an air passage, the air pipe joint is fixed on the air hole, and negative pressure is injected into the carrier main body through the air pipe joint and the air passage.
The beneficial effects are that: compared with the prior art, the utility model has the following advantages:
(1) According to the utility model, the multidirectional clamping and positioning are carried out by the action of the single cylinder and the vacuum negative pressure, so that the action of the mechanism is reduced, the production efficiency is improved, the space and the layout of the field of the equipment are reduced, and the cost is reduced;
(2) The utility model adopts a vacuum suction mode to greatly reduce the risk of scratching the surface of the product, and the quality of the product is improved.
Drawings
FIG. 1 is a schematic diagram of a single cylinder clamp open multidirectional vacuum positioning mechanism;
FIG. 2 is a schematic view of the structure with the carrier body, locating plate, fixing plate, first support plate, second support plate, first circular shaft slide plate, second circular shaft slide plate and cylinder removed;
FIG. 3 is a schematic view of the back structure of FIG. 2;
FIG. 4 is a schematic view of a carrier body;
FIG. 5 is a schematic view of the positions of the first positioning block, the second positioning block, and the third positioning block;
FIG. 6 is a schematic view of the back structure of FIG. 5;
FIG. 7 is a schematic view of the top block base;
FIG. 8 is a schematic view of a positioning plate;
fig. 9 is a schematic view of the structure with the second support plate removed;
fig. 10 is a schematic view of the positions of the circular shaft, the first circular shaft slide plate and the second circular shaft slide plate.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, a single cylinder clamping opening multidirectional vacuum positioning mechanism of the present embodiment mainly includes: the fixing plate 1, the first support plate 2, the second support plate 3, the carrier body 4, the cylinder joint 5, the circular shaft 6, the first positioning block 7, the second positioning block 8, the third positioning block 9, the limiting block 10, the top block seat 11, the positioning plate 12, the first stop block 13, the second stop block 14, the third stop block 15, the first circular shaft sliding plate 16, the second circular shaft sliding plate 17, the cylinder 18, the adjusting bolt (not shown), the air pipe joint 19 and the spring 20; the first support plate 2 and the second support plate 3 are fixed on both ends of the fixed plate 1 for supporting the carrier body 4; the carrier body 4 is arranged on the first support plate 2 and the second support plate 3; the cylinder 18 is fixed on the fixed plate 1, the cylinder joint 5 is fixed on the cylinder 18, and the adjusting bolt is fixed on the top block seat 11.
Referring to fig. 1 to 6, a plurality of negative pressure areas are provided in the carrier body 4, and spaces for placing the second positioning block 8 and the third positioning block 9 are provided at both sides of each negative pressure area, and the second positioning block 8 and the third positioning block 9 can move left and right in the spaces under the action of external force. A space for placing the first positioning block 7 is provided behind each negative pressure region, and the first positioning block 7 can move back and forth in the space under the action of external force. When the first positioning block 7, the second positioning block 8 and the third positioning block 9 are correspondingly arranged in the respective spaces, a spring 20 is arranged between the first positioning block 7 and the negative pressure area, a spring 20 is arranged between the second positioning block 8 and the negative pressure area, and a spring 20 is arranged between the third positioning block 9 and the negative pressure area, namely, when no external force exists, the first positioning block 7, the second positioning block 8 and the third positioning block 9 are far away from the negative pressure area under the action of the spring 20, namely, are in a stretching state. In order to limit the movement range of the positioning block located at the outermost side, the first stop block 13 and the third stop block 15 are fixed at two ends of the carrier body 4, and the first stop block 13 and the third stop block 15 are in contact with the positioning block under the action of no external force. The plurality of first positioning blocks 7 are connected in series through limiting blocks 10 and arranged in the carrier main body 4; the limiting block 10 has a certain front-back movement space in the carrier main body 4; a second stop 14 is arranged between two adjacent negative pressure areas, the main function of the second stop 14 being to limit the spread state of the second positioning block 8 and the third positioning block 9.
In this embodiment, the negative pressure area is provided with an air hole and an air channel, the air pipe joint 19 is fixed on the air hole, and after the first positioning block 7, the second positioning block 8, the third positioning block 9 and the positioning plate 12 clamp the product, the negative pressure is injected into the carrier body 6 through the air pipe joint 19 to suck the product.
Referring to fig. 2, 3 and 7, the bottom of the top block seat 11 is connected with the cylinder joint 5, two rows of top blocks are arranged on the top surface of the top block seat 11, the top blocks comprise a first top block 111 and a second top block 112, the first top blocks 111 are arranged at equal intervals to form a front row, the second top blocks 112 are arranged at equal intervals to form a rear row, and two sides of the head of the first top block 111 are inclined planes, so that the first top block 111 is in a structure with narrow top and wide bottom; the second top block 112 is located at the back row and between the two first top blocks at the setting position of the top block seat, and one surface of the head of the second top block facing the first top block is an inclined surface, so that the second top block is in a structure with thin top and thick bottom. The top block of the top block seat 11 is movably arranged in the carrier seat main body 4, and the top block can move up and down in the carrier seat main body 4. While other non-top block structures of the top block seat 11 are located at the lower end of the carrier body 4. Specifically, the first ejector block is located between the two negative pressure areas and is located under the second stop block 14, when no external force acts on the bottom structures of the head of the first ejector block and the second positioning block 8 and the third positioning block 9, that is, the expanding state of the second positioning block 8 and the third positioning block 9 is not affected, when the ejector block seat 11 is pushed upwards under the action of the external force, that is, the air cylinder pushes the ejector block seat 11 upwards, the first ejector block is upwards, and because the lower part of the first ejector block is wider than the head, the second positioning block 8 and the third positioning block 9 are extruded and move towards the centers of the respective negative pressure areas; the second top block is contacted with the back surface of the first positioning block 7, and when no external force acts, the head of the second top block is contacted with the bottom of the first positioning block 7, namely the opening state of the first positioning block 7 is not influenced; when the second top block is upward under the action of external force, the first positioning block 7 is extruded and moves towards the center of the negative pressure area because the lower part of the second top block is thicker than the head.
Referring to fig. 9 and 10, the first circular shaft sliding plate 16 and the second circular shaft sliding plate 17 have the same structure, track grooves are formed at the lower ends of the first circular shaft sliding plate 16 and the second circular shaft sliding plate 17, and the upper ends of the first circular shaft sliding plate 16 and the second circular shaft sliding plate 17 are fixed on the carrier body 4, specifically, the first circular shaft sliding plate 16 and the second circular shaft sliding plate 17 are respectively fixed at two ends of the carrier body 4.
Referring to fig. 8, the positioning plate 12 includes a positioning plate body and a plurality of fourth positioning blocks 121 disposed on the positioning plate body, and the positioning plate body is slidably connected with the first circular shaft sliding plate 16 and the second circular shaft sliding plate 17 through the circular shaft 6, that is, one end of the circular shaft 6 is located in the track groove of the first circular shaft sliding plate 16, and the other end of the circular shaft 6 is located in the track groove of the second circular shaft sliding plate 17; referring to fig. 9 and 10, the positioning plate body is fixed on the top block seat 11, and a fourth positioning block on the positioning plate body is located right in front of the second stop block 14, and in order to be able to perform a positioning function on a product, the width of the fourth positioning block is greater than the interval between two negative pressure areas.
The cylinder 18 in this embodiment is used as a power element, the cylinder joint 5 pushes the top block seat 11 and the positioning plate 12 fixed on the top block seat 11 to move upwards, the first top block and the second top block on the top block seat 11 move upwards, and the first positioning block 7, the second positioning block 8 and the third positioning block 9 are extruded; the positioning plate 12 moves upwards, the round shaft 6 moves along the track groove, and the track groove is inwards arranged, so that the positioning plate 12 is close to the center of the negative pressure area, the effect of clamping and positioning products from four directions is achieved, and the embodiment can control the upward movement stroke through the adjusting bolts so as to ensure the dimensional precision of clamping the products by the first positioning block 7, the second positioning block 8, the third positioning block 9 and the positioning plate 12; after the first positioning block 7, the second positioning block 8, the third positioning block 9 and the positioning plate 12 clamp the product, the negative pressure area attracts the product, at this time, the cylinder 18 returns to drive the top block seat 11 to move downwards, the first positioning block 7, the second positioning block 8 and the third positioning block 9 are not extruded by the top block seat 11 and are spread under the action of the spring 20, the negative pressure attracts the product to carry out AOI detection, and the product is moved after detection. And after the next group of products are carried in, repeating the action to finish detection.
According to the embodiment, the multidirectional clamping and positioning is carried out through the simple single-cylinder action and the vacuum negative pressure, so that the action of the mechanism is reduced, and the production efficiency is improved. Meanwhile, the space and the layout of the field of the equipment are reduced, the cost is also reduced, meanwhile, the risk of scratching the surface of the product is greatly reduced by a vacuum suction mode, and the quality of the product is improved.
Claims (4)
1. A multidirectional vacuum positioning mechanism is opened in single cylinder clamp, its characterized in that: comprising the following steps: the device comprises a fixed plate, a first supporting plate, a second supporting plate, a carrier main body, a cylinder joint, a circular shaft, a first positioning block, a second positioning block, a third positioning block, a top block seat, a positioning plate, a second stop block, a first circular shaft sliding plate, a second circular shaft sliding plate, a cylinder and a spring;
the first support plate and the second support plate are fixed at two ends of the fixed plate, the carrier main body is arranged on the first support plate and the second support plate, the air cylinder is fixed on the fixed plate and positioned between the first support plate and the second support plate, and the air cylinder joint is fixed on the air cylinder;
the carrier body is provided with a plurality of negative pressure areas for absorbing products under negative pressure, two sides of each negative pressure area are provided with spaces for placing a second positioning block and a third positioning block, and the second positioning block or the third positioning block can move left and right in the spaces; a space for placing a first positioning block is arranged behind each negative pressure area, and the first positioning block moves back and forth in the space; a spring is arranged between the second positioning block and the third positioning block which jointly act on the same negative pressure area, and a spring is arranged between the first positioning block and the second positioning block and between the first positioning block and the third positioning block; in the initial state, the spring enables the first positioning block, the second positioning block and the third positioning block to be far away from the negative pressure area, and at the moment, the first positioning block, the second positioning block and the third positioning block are in an expanding state; a second stop block is arranged between two adjacent negative pressure areas;
the bottom of the top block seat is connected with the cylinder joint, a front-row top block and a rear-row top block are arranged on the top of the top block seat, the front-row top block is formed by equally arranging a plurality of first top blocks at equal intervals, and the rear-row top block is formed by equally arranging a plurality of second top blocks at equal intervals; the first top block is of a structure with a narrow upper part and a wide lower part, and the second top block is of a structure with a thin upper part and a thick lower part; the first top block is positioned between the two negative pressure areas and under the second stop block, and when no external force acts, the head of the first top block is contacted with the bottoms of the second positioning block and the third positioning block; the second top block is contacted with the back surface of the first positioning block, and when no external force acts, the head of the second top block is contacted with the bottom of the first positioning block;
the first round shaft sliding matching plate and the second round shaft sliding matching plate have the same structure, the lower ends of the first round shaft sliding matching plate and the second round shaft sliding matching plate are respectively provided with an inclined inward track groove, and the upper ends of the first round shaft sliding matching plate and the second round shaft sliding matching plate are respectively fixed at the two ends of the carrier main body;
the locating plate comprises a locating plate main body and a plurality of fourth locating blocks arranged on the locating plate main body, the locating plate main body is in sliding connection with the first round shaft sliding matching plate and the second round shaft sliding matching plate through round shafts, the locating plate main body is fixed on the top block seat, and the fourth locating blocks are located right in front of the second stop blocks.
2. A single cylinder clamp open multidirectional vacuum positioning mechanism according to claim 1, wherein: the device further comprises a limiting block, wherein the limiting block is used for movably arranging the plurality of first positioning blocks on the carrier body after being connected in series.
3. A single cylinder clamp open multidirectional vacuum positioning mechanism according to claim 1, wherein: the device further comprises a first stop block and a third stop block, wherein the first stop block and the third stop block are respectively arranged on two sides of the carrier body and used for limiting the movement range of the second positioning block and the third positioning block which are positioned on two sides of the carrier body.
4. A single cylinder clamp open multidirectional vacuum positioning mechanism according to claim 1, wherein: the negative pressure area comprises an air hole and an air passage, the air pipe joint is fixed on the air hole, and negative pressure is injected into the carrier main body through the air pipe joint and the air passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223562299.9U CN218891772U (en) | 2022-12-30 | 2022-12-30 | Multi-direction vacuum positioning mechanism is opened in single cylinder clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223562299.9U CN218891772U (en) | 2022-12-30 | 2022-12-30 | Multi-direction vacuum positioning mechanism is opened in single cylinder clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218891772U true CN218891772U (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223562299.9U Active CN218891772U (en) | 2022-12-30 | 2022-12-30 | Multi-direction vacuum positioning mechanism is opened in single cylinder clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218891772U (en) |
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2022
- 2022-12-30 CN CN202223562299.9U patent/CN218891772U/en active Active
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