CN219216782U - Circuit board receiving mechanism - Google Patents
Circuit board receiving mechanism Download PDFInfo
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- CN219216782U CN219216782U CN202223221205.1U CN202223221205U CN219216782U CN 219216782 U CN219216782 U CN 219216782U CN 202223221205 U CN202223221205 U CN 202223221205U CN 219216782 U CN219216782 U CN 219216782U
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- receiving
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
The utility model relates to a circuit board receiving mechanism in the field of machining, which comprises: the positioning seat is used for positioning, clamping and receiving the material rack, a plurality of material receiving areas are arranged on the positioning seat, at least one pair of two-end limiting assemblies capable of relatively opening and closing are arranged on the material receiving areas in a driving mode, and at least one pair of two-side clamping assemblies capable of relatively opening and closing are also arranged on the two-end limiting assemblies in a driving mode; a receiving space for receiving the material rack is reserved between the double-side clamping assemblies and the two-end limiting assemblies, and the double-side clamping assemblies and the two-end limiting assemblies can be positioned and limited on the same plane to receive the material rack; one side of each receiving area is provided with a longitudinal receiving mechanism which can be lifted relative to the receiving rack. The utility model discloses a circuit board receiving mechanism with a simple structure and convenient operation, which can position a receiving rack for receiving products from the circumferential direction, and improves the receiving stability by arranging a longitudinal receiving mechanism capable of longitudinally displacing relative to the receiving rack, in particular to products with sheet structures.
Description
Technical Field
The utility model relates to the field of machining, in particular to a circuit board receiving mechanism.
Background
The receiving mechanism in the prior art generally places the material box at the receiving position, and after the product is grabbed or sucked by the material transferring mechanism, the material box is placed above the material box, and then the product is released to place the product into the material box. Although the material receiving operation can be preliminarily realized, there are also the following problems:
1. the carrying part with the lifting function, which can carry the product, is not provided, so that the product is easy to deviate in the placing position, the product is placed by the height difference, and the product is easy to damage.
2. The structure of magazine is inconvenient for conveniently placing the material, especially panel structure, is inconvenient for cooperateing with receiving equipment.
3. The adaptability of receiving equipment to the size of the material box is not high, and the circumferential clamping and positioning area is inconvenient to adjust.
Disclosure of Invention
The utility model overcomes the defects of the prior art, provides the circuit board receiving mechanism which is simple in structure and convenient to operate, can position the receiving rack for receiving products from the circumferential direction, and improves the stability of receiving materials by arranging the longitudinal receiving mechanism which can longitudinally displace relative to the receiving rack, in particular to products with sheet structures.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a circuit board receiving mechanism, comprising: the positioning seat is used for positioning, clamping and receiving the material rack, a plurality of material receiving areas are arranged on the positioning seat, at least one pair of two-end limiting assemblies capable of relatively opening and closing are arranged on the material receiving areas in a driving mode, and at least one pair of two-side clamping assemblies capable of relatively opening and closing are also arranged on the two-end limiting assemblies in a driving mode; a receiving space for receiving the material rack is reserved between the double-side clamping assemblies and the two-end limiting assemblies, and the double-side clamping assemblies and the two-end limiting assemblies can be positioned and limited on the same plane to receive the material rack; one side of each receiving area is provided with a longitudinal receiving mechanism which can be lifted relative to the receiving rack.
In a preferred embodiment of the utility model, a pivoting wheel is arranged on the material receiving area in a driving way, an opening and closing driving swinging part is arranged on the pivoting wheel in a pivoting way, a pair of opposite pull rods are connected to the opening and closing driving swinging part in a driving way, the pull rods are respectively connected with opening and closing limiting blocks arranged on two sides of the pivoting wheel in a driving way, and the opening and closing limiting blocks are arranged on the sliding rail in a sliding way through a sliding seat.
In a preferred embodiment of the utility model, two sides of the opening and closing limiting block are also movably connected with a pair of positioning clamps which can be opened and closed relatively through guide rods, the positioning clamps are in driving connection through positive and negative tooth screws, and the positive and negative tooth screws are in driving connection with a driving motor arranged on one side of the positioning clamps.
In a preferred embodiment of the utility model, the positioning clamp is provided with an L-shaped limiting groove for positioning the corner.
In a preferred embodiment of the present utility model, the opening and closing track of the positioning fixture and the opening and closing action track of the opening and closing limiting block are intersected with each other.
In a preferred embodiment of the present utility model, the opening and closing track of the positioning fixture is perpendicular to the opening and closing track of the opening and closing limiting block.
In a preferred embodiment of the utility model, the longitudinal receiving mechanism comprises a longitudinal driving seat arranged at one side of the receiving area, a longitudinal sliding groove is arranged on the longitudinal driving seat, one end of the longitudinal displacement bracket is in driving connection with a driving part in the longitudinal driving seat, a bearing supporting plate is arranged at the other end of the longitudinal displacement bracket after movably penetrating out of the longitudinal sliding groove, and the bearing supporting plate can longitudinally displace relative to the positioning seat.
In a preferred embodiment of the utility model, the material receiving frame comprises a longitudinally arranged frame, a longitudinally arranged receiving groove is arranged in the frame, limiting vertical strips extending inwards are arranged at the outer edges of two side walls of the receiving groove, a plurality of supporting raised strips for receiving products are arranged at the bottom of the frame, a longitudinally penetrating empty avoiding groove is reserved in the receiving groove by the supporting raised strips, and the receiving supporting plate can longitudinally move in and out of the empty avoiding groove relative to the frame.
In a preferred embodiment of the utility model, a pair of opposite supporting bosses are arranged on a pair of opposite sliding seats of each receiving area, a plurality of inserting holes are arranged on the supporting bosses, and adapting plates corresponding to the product size can be inserted on the opposite supporting bosses.
The utility model solves the defects existing in the background technology:
the utility model discloses a circuit board receiving mechanism with a simple structure and convenient operation, which can position a receiving rack for receiving products from the circumferential direction, and improves the receiving stability by arranging a longitudinal receiving mechanism capable of longitudinally displacing relative to the receiving rack, in particular to products with sheet structures.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a structure in which a receiving rack is positioned and mounted on a positioning seat in a preferred embodiment of the utility model;
FIG. 2 is a schematic view of the positioning seat in the preferred embodiment of the present utility model when the material receiving rack is not loaded;
FIG. 3 is a schematic view of the structure of a receiving rack in a preferred embodiment of the present utility model;
FIG. 4 is a schematic view of a partial isometric view of a preferred embodiment of the utility model with a positioning seat receiving a product;
FIG. 5 is a schematic diagram showing a partial isometric view of a positioning seat for receiving a product according to a preferred embodiment of the utility model;
FIG. 6 is a schematic view of a partial isometric view of a receiving area on a positioning seat according to a preferred embodiment of the utility model;
in the figure: the device comprises a positioning seat 1, a material receiving area 10, a double-side clamping assembly 11, a positive and negative screw rod 111, a driving motor 112, a guide rod 113, a positioning clamp 114, a sliding rail 115, a sliding seat 116, a limiting assembly 12-two ends, a limiting block 121-opening and closing, a driving swinging piece 122-opening and closing, a pivoting wheel 123, a pull rod 124 and a accompanying rod 13; 2-a longitudinal receiving mechanism, 21-a longitudinal driving seat, 211-a longitudinal chute, 22-a longitudinal displacement bracket and 221-a supporting plate; 3-material receiving frame, 31-groove frame, 32-receiving groove, 33-supporting convex strip, 34-limit vertical strip and 4-product.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.
Example 1
As shown in fig. 1 and fig. 3 to fig. 6, a circuit board receiving mechanism includes: the positioning seat 1 for positioning and clamping the material receiving frame 3 is provided with a pair of material receiving areas 10, each material receiving area 10 is provided with at least one pair of two-end limiting assemblies 12 which can be opened and closed relatively in a driving mode, each material receiving area 10 is provided with a pivoting wheel 123 in a driving mode, each pivoting wheel 123 is provided with an opening and closing driving swinging piece 122 in a pivoting mode, each opening and closing driving swinging piece 122 is connected with a pair of pull rods 124 which are arranged oppositely in a driving mode, each pull rod 124 is connected with opening and closing limiting blocks 121 arranged on two sides of each pivoting wheel 123 in a driving mode, and each opening and closing limiting block 121 is arranged on the sliding rail 115 in a sliding mode through the sliding seat 116. The two-end limiting assemblies 12 are also provided with at least one pair of double-side clamping assemblies 11 which can be opened and closed relatively in a driving manner. That is, two sides of the opening and closing limiting block 121 are also movably connected with a pair of positioning clamps 114 which can be opened and closed relatively through a guide rod 113, the positioning clamps 114 are in driving connection through a positive and negative screw 111, and the positive and negative screw 111 is driven to rotate by a driving motor 112 arranged on one side of the positioning clamps 114. The positioning jig 114 is provided with an L-shaped limiting groove for positioning the corner. Further, a receiving space for receiving the material rack 3 is reserved between the double-side clamping assembly 11 and the two-end limiting assemblies 12, and the double-side clamping assembly 11 and the two-end limiting assemblies 12 can be positioned and limited on the same plane to receive the material rack 3. The opening and closing locus of the positioning jig 114 and the opening and closing locus of the opening and closing stopper 121 intersect each other. Preferably, the opening and closing track of the positioning clamp 114 is perpendicular to the opening and closing track of the opening and closing limiting block 121.
One side of each receiving area 10 is provided with a longitudinal receiving mechanism 2 which can be lifted relative to the receiving frame 3. The longitudinal receiving mechanism 2 comprises a longitudinal driving seat 21 arranged at one side of the receiving area 10, a longitudinal sliding groove 211 is arranged on the longitudinal driving seat 21, one end of a longitudinal displacement bracket 22 is in driving connection with a driving part in the longitudinal driving seat 21, a bearing supporting plate 221 is arranged at the other end of the longitudinal displacement bracket 22 after movably penetrating out of the longitudinal sliding groove 211, and the bearing supporting plate 221 can longitudinally displace relative to the positioning seat 1. Further, the material receiving frame 3 comprises a longitudinally arranged groove frame 31, a longitudinally arranged receiving groove 32 is arranged in the groove frame 31, limiting vertical strips 34 extending inwards are arranged at the outer edges of two side walls of the receiving groove 32, a plurality of supporting raised strips 33 used for receiving the products 4 are arranged at the bottom of the groove frame 31, a longitudinally penetrating empty avoiding groove is reserved in the receiving groove 32 by the supporting raised strips 33, and the supporting plate 221 can longitudinally move in and out of the empty avoiding groove relative to the groove frame 31.
Working principle:
as shown in fig. 1 and fig. 3-fig. 6, the reverse driving makes the opening and closing limiting blocks 121 in the two end limiting assemblies 12 arranged on the receiving area 10 on the positioning seat 1 open by outward displacement, the two side clamping assemblies 11 arranged on the opening and closing limiting blocks 121 reversely open to drive the positioning clamp 114 to open, so that the receiving space is enlarged, then the receiving frame 3 is placed into the receiving space, the reverse operation, namely, the reverse driving of the pivoting wheel 123 drives the opening and closing driving swinging piece 122 arranged on the pivoting wheel 123 to reversely swing, the opening and closing driving swinging piece 122 drives the connected relatively arranged pull rod 124, the displacement angle of the pull rod 124 causes the linear space between the sliding seat 116 and the opening and closing driving swinging piece 122 to be shortened, and the sliding seat 116 is pulled to move inwards on the sliding rail 115, so that the positioning clamp 114 clamps and fixes the receiving frame 3.
When the product 4 needs to be received, the longitudinal driving seat 21 in the longitudinal receiving mechanism 2 drives the longitudinal displacement bracket 22 to displace to a position for receiving the product 4 along the longitudinal sliding groove 211, the product 4 is placed on the receiving supporting plate 221 arranged on the longitudinal displacement bracket 22, a product 4 receiving cavity is formed between the receiving supporting plate 221 and the receiving groove 32 in the groove frame 31 of the receiving frame 3, the product 4 is sequentially received and placed in the receiving groove 32 along the downward movement of the receiving supporting plate 221 by the structure of the receiving frame 3 until the receiving supporting plate 221 is displaced to the lower end of the receiving frame 3, the product 4 at the lowest side is contacted with the supporting convex strips 33 in the receiving groove 32, the product 4 is supported by the supporting convex strips 33, the loading of the single receiving frame 3 is completed, and the two-end limiting assemblies 12 and the double-side clamping assemblies 11 are driven to reversely displace to release the receiving frame 3.
Example two
As shown in fig. 1 to 6, a circuit board receiving mechanism includes: the positioning seat 1 for positioning and clamping the material receiving frame 3 is provided with a pair of material receiving areas 10, each material receiving area 10 is provided with at least one pair of two-end limiting assemblies 12 which can be opened and closed relatively in a driving mode, each material receiving area 10 is provided with a pivoting wheel 123 in a driving mode, each pivoting wheel 123 is provided with an opening and closing driving swinging piece 122 in a pivoting mode, each opening and closing driving swinging piece 122 is connected with a pair of pull rods 124 which are arranged oppositely in a driving mode, each pull rod 124 is connected with opening and closing limiting blocks 121 arranged on two sides of each pivoting wheel 123 in a driving mode, and each opening and closing limiting block 121 is arranged on the sliding rail 115 in a sliding mode through the sliding seat 116. The two-end limiting assemblies 12 are also provided with at least one pair of double-side clamping assemblies 11 which can be opened and closed relatively in a driving manner. That is, two sides of the opening and closing limiting block 121 are also movably connected with a pair of positioning clamps 114 which can be opened and closed relatively through a guide rod 113, the positioning clamps 114 are in driving connection through a positive and negative screw 111, and the positive and negative screw 111 is driven to rotate by a driving motor 112 arranged on one side of the positioning clamps 114. The positioning jig 114 is provided with an L-shaped limiting groove for positioning the corner. Further, a receiving space for receiving the material rack 3 is reserved between the double-side clamping assembly 11 and the two-end limiting assemblies 12, and the double-side clamping assembly 11 and the two-end limiting assemblies 12 can be positioned and limited on the same plane to receive the material rack 3. The opening and closing locus of the positioning jig 114 and the opening and closing locus of the opening and closing stopper 121 intersect each other. Preferably, the opening and closing track of the positioning clamp 114 is perpendicular to the opening and closing track of the opening and closing limiting block 121.
One side of each receiving area 10 is provided with a longitudinal receiving mechanism 2 which can be lifted relative to the receiving frame 3. The longitudinal receiving mechanism 2 comprises a longitudinal driving seat 21 arranged at one side of the receiving area 10, a longitudinal sliding groove 211 is arranged on the longitudinal driving seat 21, one end of a longitudinal displacement bracket 22 is in driving connection with a driving part in the longitudinal driving seat 21, a bearing supporting plate 221 is arranged at the other end of the longitudinal displacement bracket 22 after movably penetrating out of the longitudinal sliding groove 211, and the bearing supporting plate 221 can longitudinally displace relative to the positioning seat 1. Further, the material receiving frame 3 comprises a longitudinally arranged groove frame 31, a longitudinally arranged receiving groove 32 is arranged in the groove frame 31, limiting vertical strips 34 extending inwards are arranged at the outer edges of two side walls of the receiving groove 32, a plurality of supporting raised strips 33 used for receiving the products 4 are arranged at the bottom of the groove frame 31, a longitudinally penetrating empty avoiding groove is reserved in the receiving groove 32 by the supporting raised strips 33, and the supporting plate 221 can longitudinally move in and out of the empty avoiding groove relative to the groove frame 31.
Further, a pair of opposite supporting bosses are provided on a pair of opposite sliding bases 116 of each receiving area 10, a plurality of inserting holes are provided on the supporting bosses, and an adapting plate 13 corresponding to the size of the product 4 can be inserted on the opposite supporting bosses. The lower side of the adapting plate 13 is provided with an inserting block which can be in butt joint with the inserting hole, when the product 4 to be received is determined, an adapting plate 13 corresponding to the size of the product 4 to be received is selected, the adapting plate 13 is arranged on a supporting boss of the sliding seat 116 in a straddling mode, the distance between two ends of the two-end limiting assemblies 12 is limited, the distance is slightly smaller than the distance between two ends of the material receiving frame 3, and after positioning, preliminary positioning can be carried out only by locally adjusting the distance between the positioning fixtures 114 on the opening and closing limiting blocks 121.
However, in other embodiments, the fine adjustment distance may be preset in the plugging structure between the adapting plate 13 and the supporting boss, for example, the plugging slot may be a waist-shaped slot, and the plugging block is plugged into the waist-shaped slot to adjust the width of the waist-shaped slot, so that the positioning of the receiving rack 3 of the product 4 with the same model can be achieved only by fine adjustment of the clamping position of the opening and closing limiting block 121. The convenience of location centre gripping has been promoted.
Working principle:
when the product 4 to be received is determined, an adapting plate 13 corresponding to the size of the product 4 to be received is selected, the adapting plate 13 is arranged on a supporting boss of the sliding seat 116 in a straddling manner, the distance between two ends of the two-end limiting assemblies 12 is limited, the distance is slightly smaller than the distance between two ends of the material receiving frame 3, and after positioning, the positioning clamp 114 on the opening and closing limiting block 121 is only required to be locally adjusted to perform preliminary positioning. The reverse driving makes the opening and closing limiting blocks 121 in the two end limiting assemblies 12 arranged on the material receiving area 10 on the positioning seat 1 open by outward displacement, the double-side clamping assemblies 11 arranged on the opening and closing limiting blocks 121 open by reverse opening to drive the positioning clamp 114 to open, the receiving space is enlarged, the material receiving frame 3 is placed into the receiving space, the reverse operation, namely the reverse driving of the pivoting wheel 123, the reverse rotation of the pivoting wheel 123 drives the opening and closing driving swinging piece 122 pivoted on the pivoting wheel 123 to swing reversely, the opening and closing driving swinging piece 122 drives the connecting pull rod 124 arranged oppositely, the displacement angle of the pull rod 124 causes the linear space between the sliding seat 116 and the opening and closing driving swinging piece 122 to be shortened, and the sliding seat 116 is pulled to displace inwards on the sliding rail 115, so that the positioning clamp 114 clamps and fixes the material receiving frame 3.
When the product 4 needs to be received, the longitudinal driving seat 21 in the longitudinal receiving mechanism 2 drives the longitudinal displacement bracket 22 to displace to a position for receiving the product 4 along the longitudinal sliding groove 211, the product 4 is placed on the receiving supporting plate 221 arranged on the longitudinal displacement bracket 22, a product 4 receiving cavity is formed between the receiving supporting plate 221 and the receiving groove 32 in the groove frame 31 of the receiving frame 3, the product 4 is sequentially received and placed in the receiving groove 32 along the downward movement of the receiving supporting plate 221 by the structure of the receiving frame 3 until the receiving supporting plate 221 is displaced to the lower end of the receiving frame 3, the product 4 at the lowest side is contacted with the supporting convex strips 33 in the receiving groove 32, the product 4 is supported by the supporting convex strips 33, the loading of the single receiving frame 3 is completed, and the two-end limiting assemblies 12 and the double-side clamping assemblies 11 are driven to reversely displace to release the receiving frame 3.
The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (9)
1. The utility model provides a circuit board receiving mechanism which characterized in that includes: the positioning seat is used for positioning, clamping and receiving the material rack, a plurality of material receiving areas are arranged on the positioning seat, at least one pair of two-end limiting assemblies capable of relatively opening and closing are arranged on the material receiving areas in a driving mode, and at least one pair of two-side clamping assemblies capable of relatively opening and closing are also arranged on the two-end limiting assemblies in a driving mode; a receiving space for receiving the material receiving frame is reserved between the double-side clamping assemblies and the two-end limiting assemblies, and the double-side clamping assemblies and the two-end limiting assemblies can be positioned and limited on the same plane to receive the material receiving frame; one side of each receiving area is provided with a longitudinal receiving mechanism which can lift relative to the receiving rack.
2. The circuit board receiving mechanism of claim 1, wherein: the material receiving area is provided with a pivoting wheel in a driving mode, an opening-closing driving swinging part is arranged on the pivoting wheel in a pivoting mode, a pair of oppositely arranged pull rods are connected to the opening-closing driving swinging part in a driving mode, the pull rods are respectively in driving connection with opening-closing limiting blocks arranged on two sides of the pivoting wheel, and the opening-closing limiting blocks are arranged on the sliding rail in a sliding mode through sliding seats.
3. The circuit board receiving mechanism of claim 2, wherein: the two sides of the opening and closing limiting block are also movably connected with a pair of positioning clamps which can be opened and closed relatively through guide rods, the positioning clamps are in driving connection through positive and negative tooth screws, and the positive and negative tooth screws are in driving connection with a driving motor arranged on one side of the positioning clamps.
4. A circuit board receiving mechanism according to claim 3, wherein: the locating clamp is provided with an L-shaped limit groove for locating corners.
5. A circuit board receiving mechanism according to claim 3, wherein: and the opening and closing track of the positioning clamp and the opening and closing action track of the opening and closing limiting block are mutually intersected.
6. A circuit board receiving mechanism according to claim 3, wherein: the opening and closing track of the positioning clamp is mutually perpendicular to the opening and closing action track of the opening and closing limiting block.
7. A circuit board receiving mechanism according to claim 3, wherein: the longitudinal receiving mechanism comprises a longitudinal driving seat arranged at one side of the receiving area, a longitudinal sliding groove is arranged on the longitudinal driving seat, one end of the longitudinal displacement bracket is in driving connection with a driving part in the longitudinal driving seat, a supporting plate is arranged at the other end of the longitudinal displacement bracket after movably penetrating out of the longitudinal sliding groove, and the supporting plate can longitudinally displace relative to the positioning seat.
8. The circuit board receiving mechanism of claim 7, wherein: the material collecting rack comprises a rack which is longitudinally arranged, a storage groove which is longitudinally arranged is formed in the rack, limiting vertical strips which extend inwards are arranged at the outer edges of two side walls of the storage groove, a plurality of supporting raised strips which are used for supporting products are arranged at the bottom of the rack, a longitudinally penetrating empty avoiding groove is reserved in the storage groove through the supporting raised strips, and the supporting plate can move longitudinally in and out of the empty avoiding groove relative to the rack.
9. The circuit board receiving mechanism of claim 7, wherein: a pair of opposite supporting bosses are arranged on a pair of opposite sliding seats of each receiving area, a plurality of inserting holes are formed in the supporting bosses, and adapting plates corresponding to the sizes of products can be inserted and arranged on the opposite supporting bosses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223221205.1U CN219216782U (en) | 2022-12-02 | 2022-12-02 | Circuit board receiving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223221205.1U CN219216782U (en) | 2022-12-02 | 2022-12-02 | Circuit board receiving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219216782U true CN219216782U (en) | 2023-06-20 |
Family
ID=86749838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223221205.1U Active CN219216782U (en) | 2022-12-02 | 2022-12-02 | Circuit board receiving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219216782U (en) |
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2022
- 2022-12-02 CN CN202223221205.1U patent/CN219216782U/en active Active
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