CN217866424U - Buzzer circuit board collecting device - Google Patents
Buzzer circuit board collecting device Download PDFInfo
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- CN217866424U CN217866424U CN202221972474.9U CN202221972474U CN217866424U CN 217866424 U CN217866424 U CN 217866424U CN 202221972474 U CN202221972474 U CN 202221972474U CN 217866424 U CN217866424 U CN 217866424U
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- material suction
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- circuit board
- suction device
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Abstract
The utility model relates to a buzzer circuit board collecting device, which comprises a vibrating disk, a vibrating disk lifting device, a transmission mechanism, a sensor, a material sucking mechanism, a material sucking device moving device, a containing plate fixing support, a workbench and a material detecting mechanism; the vibration disc is fixed on the vibration disc lifting device; the transmission mechanism comprises a material receiving plate and a transmission plate; the discharge end of the transmission plate extends out of the material suction table; the sensor is fixed above the material receiving groove through the mounting frame; the material detection mechanism comprises a terminal, a camera and a defective product collector; the material suction mechanism comprises a material suction device, an air cylinder and a material suction device connecting plate; the piston rod of the cylinder is connected with the material suction device connecting plate. The utility model has the advantages that: (1) The feeding speed of the vibrating disc can be controlled by arranging the sensor, so that the circuit board is uniformly transmitted on the conveying belt, and the transmission mechanism is prevented from being blocked; (2) Through setting up the material mechanism of examining, can pick the target circuit board, guarantee to hold the product quality of the circuit board on the board.
Description
Technical Field
The utility model relates to a buzzer production technical field, especially buzzer circuit board device that gathers materials.
Background
The buzzer is an electronic buzzer with an integrated structure, and is widely applied to electronic products such as computers, printers, copiers, alarms, electronic toys, automotive electronic equipment, telephones, timers and the like as sounding devices. The circuit board is an important component of the buzzer, and the circuit boards manufactured in batches need to be temporarily collected on the accommodating plate one by one so as to facilitate the assembly of the subsequent buzzer.
The circuit boards on the production line are large in quantity, the size of each circuit board is small, defective products exist in the circuit boards, and the circuit boards are difficult to pick one by one and collect the circuit boards to the accommodating plates through manual means.
Therefore, a circuit board collecting device needs to be developed, which can automatically complete the picking and collecting work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a buzzer circuit board device that gathers materials can replace the manual work, accomplishes choosing and gathering materials of circuit board, collects the circuit board one by one to hold on the board.
In order to achieve the purpose of the utility model, the collecting device of the buzzer circuit board is provided, which comprises a vibrating disc, a vibrating disc lifting device, a transmission mechanism, a sensor, a material sucking mechanism, a material sucking device moving device, a containing plate fixing support, a workbench and a material detecting mechanism; the vibration disc is fixed on the vibration disc lifting device and connected with the transmission mechanism; the material suction mechanism is connected with the material suction device moving device, the accommodating plate fixing support is connected with the accommodating plate moving device, the accommodating plate fixing support is positioned between the material suction device moving device and the accommodating plate moving device, and the material suction device moving device and the accommodating plate moving device are mutually and vertically fixed on the workbench;
the vibrating disc lifting device comprises a base, two supporting plates, a driven rod, a first screw rod and a feeding platform; the two supporting plates are respectively fixed on two sides of the base; one end of the first screw rod is rotatably connected with the base; the driven rod is provided with a threaded hole, and the first screw rod penetrates through the threaded hole; moving plates are fixed on two sides of the driven rod and attached to the inner sides of the supporting plates; the feeding platform is fixed on the tops of the two moving plates;
the transmission mechanism is fixed on the workbench; the transmission mechanism comprises a material receiving plate and a transmission plate; the receiving plate is connected with the discharge end of the vibrating disc and provided with a conveying groove, a conveying belt is arranged at the bottom of the conveying groove, and a first detection groove is formed in the top of the receiving plate; the transmission plate is provided with a connecting groove, the material receiving plate penetrates through the connecting groove, the top of the transmission plate is provided with a second detection groove, and the second detection groove is positioned right above the first detection groove; the discharge end of the transmission plate extends out of a material suction table, and the material suction table is provided with a material receiving groove;
the transmission plate is fixed with a mounting frame, the sensor is fixed above the transmission plate through the mounting frame, and an induction head of the sensor is vertically aligned with the second detection groove;
the material detection mechanism comprises a terminal, a camera and a defective material collector; the workbench is provided with a fixing plate and a camera mounting hole, the defective material collector is fixed on the fixing plate, and the camera is positioned in the camera mounting hole; the terminal is connected with the camera, and the lens of the camera faces upwards;
the material suction mechanism comprises a material suction device, an air cylinder and a material suction device connecting plate; the material suction device comprises a suction hole and a material suction disc, and the suction hole is communicated with the material suction disc; the shell of the material suction device is fixed on the material suction device connecting plate, and a piston rod of the air cylinder is connected with the material suction device connecting plate;
the material suction device moving device comprises a second screw rod, a first slide block and a material suction device connecting plate; the first sliding block is connected to the second screw rod, the material suction device connecting plate is fixed to the first sliding block, and the material suction mechanism is fixed to the material suction device connecting plate;
the accommodating plate moving device comprises a third screw rod, a second sliding block and a driven plate; the second sliding block is connected with the third screw rod, and the driven plate is fixed on the second sliding block; the accommodating plate fixing support is fixed on the driven plate; and the four corners of the holding plate fixing support are provided with holding plate clamping components.
As a further improvement of the utility model, the vibration plate lifting device further comprises a fastening component; the movable plate is provided with a plurality of fixing holes, and the fastening part penetrates through the adjusting grooves and the fixing holes to fix the movable plate on the supporting plate.
As a further improvement of the utility model, it still includes first limiting plate to inhale glassware mobile device, first limiting plate is located the top of second lead screw, it is equipped with first spacing groove to inhale the glassware connecting plate, the second lead screw passes first spacing groove.
As a further improvement of the utility model, it still includes the second limiting plate to hold board mobile device, the second limiting plate is located the top of third lead screw, the driven plate is equipped with the second spacing groove, the second limiting plate passes the second spacing groove.
Preferably, four sides of the feeding platform extend upwards to form flanges.
Preferably, the support plate is U-shaped, and the moving plate is U-shaped.
As a further improvement of the utility model, the number of the fixed cavities of the holding plate fixing bracket is two.
Furthermore, mounting rods are fixed at four corners of the top of the driven plate, and the middle of the containing plate fixing support is fixed on the mounting rods.
As a further improvement of the utility model, the side that holds board fixed bolster all is equipped with the groove of stepping down.
As a further improvement of the utility model, the bottom of substandard product loading head is equipped with the swash plate, the swash plate below sets up collects the box.
The utility model discloses a buzzer circuit board device that gathers materials pours the circuit board into the vibration dish, and the vibration dish transmits the circuit board eraser one by one to connecing the flitch, when rethreading in the transmission board, when the sensor of process top, the sensor is current light sense sensor, and the sensor senses the circuit board, and the vibration dish receives the instruction and stops the rotation temporarily, stops the feed promptly, waits that the circuit board leaves the sensor under the drive of conveyer belt, and the vibration dish receives the instruction, continues to rotate, continues the feed promptly; under the matching action of the sensor and the vibration disc, the circuit board can be uniformly fed, so that the phenomenon that the circuit board is accumulated on a transmission mechanism to cause blockage due to the fact that the transmission speed of the conveyor belt is not matched with the feeding speed of the vibration disc is avoided; the circuit board is conveyed to a material suction table, the material suction device is waited for suction, the material suction device moves to the upper part of the material suction table along with a first slide block under the action of a second screw rod, a cylinder pushes the material suction device downwards, meanwhile, a suction device communicated with a suction hole sucks the material suction device, a material suction disc sucks the circuit board below from the material suction table, the cylinder immediately resets the material suction device, the second screw rod rotates reversely, the material suction device moves to a containing plate on a containing plate fixing support, the stop position of the material suction device is determined by the number of rotating turns of the second screw rod according to a preset instruction, the moving distance of the containing plate fixing support is determined by the number of rotating turns of a third screw rod, namely, the material suction device moves leftwards and rightwards, the containing plate fixing support moves forwards and backwards, and the material suction device is guaranteed to stop on each circuit board placing hole of the containing plate; after the material suction device with the circuit board stays above the target placement hole, the air suction device stops sucking air, the material suction disc loses the suction effect on the circuit board, and the circuit board falls into the placement hole below the material suction device, so that the material collection work of the circuit board is completed.
The utility model discloses buzzer circuit board device that gathers materials compares the advantage that has with prior art:
(1) The feeding speed of the vibrating disk can be controlled by arranging the sensor, so that the circuit board is uniformly transmitted on the conveyer belt, and the transmission mechanism is prevented from being blocked;
(2) Through setting up the material mechanism of examining, can pick the target circuit board, guarantee to hold the product quality of the circuit board on the board.
Drawings
FIG. 1 is a schematic structural diagram of a collecting device of a buzzer circuit board;
FIG. 2 is a schematic structural view of a vibration plate lifting device;
FIG. 3 is a schematic view of the receiving plate;
FIG. 4 is a schematic diagram of a transmission plate structure;
FIG. 5 is a schematic view of a material sucking table;
FIG. 6 is a schematic view of a reject collector;
FIG. 7 is a schematic view of the moving device of the suction device and the suction mechanism;
FIG. 8 is a schematic view of a structure of the accommodating plate moving device;
fig. 9 is a schematic view of the holding plate fixing bracket.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the collecting device for buzzer circuit boards of the present invention comprises a vibrating tray 1, a vibrating tray lifting device 2, a transmission mechanism 3, a sensor 34, a material suction mechanism 4, a material suction device moving device 5, a containing plate moving device 6, a containing plate fixing support 7, a workbench 8, and a material detection mechanism; the vibrating disk 1 is fixed on the vibrating disk lifting device 2, and the vibrating disk 1 is connected with the transmission mechanism 3; the material suction mechanism 4 is connected with the material suction device moving device 5, the accommodating plate fixing support 7 is connected with the accommodating plate moving device 6, the accommodating plate fixing support 7 is positioned between the material suction device moving device 5 and the accommodating plate moving device 6, and the material suction device moving device 5 and the accommodating plate moving device 6 are mutually vertically fixed on a workbench 8;
as shown in fig. 2, the vibration plate lifting device 2 includes a base 21, two support plates 22, a driven rod 25, a first screw rod 26, and a feeding platform 27; the two supporting plates 22 are respectively fixed on two sides of the base 21; one end of the first screw rod 26 is rotatably connected with the base 21; the driven rod 25 is provided with a threaded hole 251, and the first screw rod 26 penetrates through the threaded hole 251; the moving plates 23 are fixed on two sides of the driven rod 25, and the moving plates 23 are attached to the inner sides of the supporting plates 22; the feeding platform 27 is fixed on the tops of the two moving plates 23;
the vibration disc 1 is an existing device, and the vibration disc 1 is fixed on the feeding platform 27; four sides of feeding platform 27 upwards extend and have flange 271, and the circuit board in the vibration dish 1 can drop to feeding platform 27 sometimes, and flange 271 can separate the circuit board and keep off on feeding platform 27, avoids the circuit board to falling to ground.
The vibration disc 1 and the transmission mechanism 3 are arranged in a split mode, and the height of the vibration disc 1 can be adjusted through the vibration disc lifting device 2 to adapt to the transmission mechanisms 3 with different heights.
The other end of the first screw rod 26 is connected with a motor (not shown in the figure), the motor drives the first screw rod 26 to rotate forward and backward, and a driven rod 25 connected with the motor drives the moving plates 23 at the two ends to lift, so that the vibration disc 1 on the feeding platform 27 can lift.
The supporting plate 22 is U-shaped, correspondingly, the moving plate 23 is also U-shaped, compared with a common single-panel, two side edges of the U-shaped moving plate 23 are attached to two side edges of the U-shaped supporting plate 22, and the two side edges of the U-shaped supporting plate 22 limit the lifting of the moving plate 23.
The vibration disc 1 is only supported by the connection part of the first screw rod 26 and the driven rod 25, the support plate 22 is provided with a plurality of adjusting grooves 221, the moving plate 23 is provided with a plurality of fixing holes 231, and after the moving plate 23 finishes lifting, the fastening part 24 penetrates through the adjusting grooves 221 and the fixing holes 231 to fix the moving plate 23 on the support plate 22, so that the support capability of the vibration disc 1 is enhanced.
As shown in fig. 3 to 5, the transfer mechanism 3 includes a material receiving plate 31 and a transfer plate 32; the material receiving plate 31 is connected with the discharge end of the vibration disc 1, the material receiving plate 31 is provided with a material conveying groove 313, the bottom of the material conveying groove 313 is provided with a conveying belt 311, and the top of the material receiving plate 31 is provided with a first detection groove 312; the transmission plate 32 is provided with a connecting groove 321, the material receiving plate 31 penetrates through the connecting groove 321, the top of the transmission plate 32 is provided with a second detection groove 322, and the second detection groove 322 is positioned right above the first detection groove 312; the discharge end of the transmission plate 32 extends out of the material suction table 33, the material suction table 33 is provided with a material receiving groove 331, two corners of the material receiving groove 331 are preferably round corners 332, and the round corners 332 provide operation space for manual overhaul equipment or circuit board clamping.
A mounting rack 341 is fixed on the transmission plate 32, the sensor 34 is fixed above the transmission plate 32 through the mounting rack 341, and the sensing head of the sensor 34 is vertically aligned with the second detection slot 322;
as shown in fig. 6, the material detecting mechanism includes a terminal 9, a camera (existing equipment, not shown in the figure), and a defective material collector 35; the workbench 8 is provided with a fixing plate 351 and a camera mounting hole 81, the defective material collector 35 is fixed on the fixing plate 351, and the camera is positioned in the camera mounting hole 81; the terminal 9 is connected with a camera, and the lens of the camera faces upwards;
as shown in fig. 7, the suction mechanism 4 includes a suction device 41, an air cylinder 42, and a suction device connecting plate 43; the suction device 41 comprises a suction hole 411 and a suction disc 412, and the suction hole 411 is communicated with the suction disc 412; the shell of the material suction device 41 is fixed on a material suction device connecting plate 43, and the piston rod of the air cylinder 42 is connected with the material suction device connecting plate 43;
the material suction device moving device 5 comprises a second screw rod 51, a first slide block 53 and a material suction device connecting plate 54; the first sliding block 53 is connected to the second screw rod 51, the material suction device connecting plate 54 is fixed on the first sliding block 53, and the material suction mechanism 4 is fixed on the material suction device connecting plate 54;
as shown in fig. 8, the accommodating plate moving device 6 includes a third lead screw 61, a second slider 62, and a driven plate 63; the second slide block 62 is connected with the third screw rod 61, and the driven plate 63 is fixed on the second slide block 62; the accommodating plate fixing bracket 7 is fixed on the driven plate 63; the four corners of the holding plate fixing bracket 7 are each provided with a holding plate holding member 73.
The holding plates 72 are fixed on the fixing cavities of the holding plate fixing support 7 through the holding plate clamping components 73, the number of the fixing cavities is preferably two, two holding plates 72 can be arranged simultaneously, after one holding plate 72 finishes discharging, discharging of the next holding plate can be directly carried out, the mounting time of the holding plates does not need to be waited, and the production time of a production line is saved.
All being fixed with the installation pole 64 in the top four corners position of driven plate 63, holding board fixed bolster 7's middle part and fixing on installation pole 64, because it is longer to hold board fixed bolster 7, this kind of fixed knot constructs, can balance and hold board fixed bolster 7 overall structure, avoids balance to hold board fixed bolster 7 when frequent removal, and the one end perk or remove the shakiness and lead to holding board fixed bolster 7 to take place for, cause the unable accuracy of circuit board to fall to the problem of target location.
As shown in fig. 9, the side edges of the holding plate fixing brackets 7 are provided with the receding grooves 71, which facilitates the installation and detachment of the holding plate 72.
The second lead screw 51 and the third lead screw 61 are respectively connected to a driving device, for example, the driving device is driven by a motor to realize forward rotation and backward rotation, and the first slider 53 and the second slider 62 are both provided with threaded holes and respectively move along with the rotation of the second lead screw 51 and the third lead screw 61. The feeder moving device 5 further comprises a first limiting plate 52, the first limiting plate 52 is located above the second lead screw 51, the feeder connecting plate 54 is provided with a first limiting groove 541, the second lead screw 51 penetrates through the first limiting groove 541, the feeder connecting plate 54 moves back and forth along the first limiting plate 52, the feeder connecting plate 54 is limited, and the linear movement of the feeder 41 is guaranteed. Similarly, the accommodating plate moving device 6 further comprises a second limiting plate 65, the second limiting plate 65 is located above the third screw 61, the driven plate 63 is provided with a second limiting groove 631, the second limiting plate 65 penetrates through the second limiting groove 631, and the driven plate 63 moves back and forth along the second limiting plate 65 to ensure that the accommodating plate fixing support 7 moves linearly.
The utility model discloses a buzzer circuit board device that gathers materials pours the circuit board into vibration dish 1, vibration dish 1 transmits the circuit board eraser to connect flitch 31 one by one, when rethread transmission board 32 in, when passing through sensor 34 of top, sensor 34 is current light sensor, sensor 34 senses the circuit board, vibration dish 1 receives the instruction and stops the rotation temporarily, stop the feed promptly, wait that the circuit board leaves sensor 34 under the drive of conveyer belt 311, vibration dish 1 receives the instruction, continue to rotate, continue the feed promptly; under the matching action of the sensor 34 and the vibration disc 1, the circuit board can be uniformly fed, so that the situation that the circuit board is accumulated on the transmission mechanism 3 to cause blockage due to the fact that the transmission speed of the conveyor belt 311 is not matched with the feeding speed of the vibration disc 1 is avoided; the circuit board is conveyed to the material suction table 33, waiting for the suction of the material suction device 41, the material suction device 41 moves to the upper part of the material suction table 33 along with the first slide block 53 under the action of the second screw rod 51, the air cylinder 42 pushes the material suction device 41 downwards, meanwhile, the air suction device communicated with the air suction hole 411 sucks air to the material suction device 41, the material suction disc 412 sucks the circuit board below from the material suction table 33, the air cylinder 42 immediately resets the material suction device 41, the second screw rod 51 rotates reversely, the material suction device 41 moves to the accommodating plate 72 on the accommodating plate fixing support 7, the number of rotating turns of the second screw rod 51 determines the position where the material suction device 41 stays according to a preset instruction, the number of rotating turns of the third screw rod 61 determines the moving distance of the accommodating plate fixing support 7, namely, the material suction device 41 moves left and right, the accommodating plate fixing support 7 moves back and forth, and back, and forth, and back of the material suction device 41 stays on each circuit board accommodating hole of the accommodating plate 72; after the material suction device 41 carrying the circuit board stays above the target placement hole, the air suction device stops sucking air, the material suction disc 412 loses the suction effect on the circuit board, and the circuit board falls into the placement hole below, so that the material collection work of the circuit board is completed.
Because the phenomenon of shape deficiency exists in part of circuit boards, the suction feeder 41 firstly moves the circuit boards to the upper part of the camera after sucking the circuit boards, the camera takes the circuit boards down and displays the circuit boards on the terminal 9, the terminal 9 presets qualified shape and size parameters of the circuit boards, if the circuit boards are deficient, the circuit boards cannot correspond to the preset normal size, the terminal 9 sends an instruction to a driving device connected with the second screw rod 51, the suction feeder 41 is moved to the upper part of the inferior product collector 35, meanwhile, the suction to the suction feeder 41 is stopped, the circuit boards immediately fall into the inferior product collector 35, the bottom of the inferior product collector 35 is provided with an inclined plate 352, a collection box (not shown in the figure) can be arranged below the inclined plate 352, and the falling inferior products can be conveniently and uniformly collected; if the circuit board meets the qualified parameters, the material collection work is continued.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. The buzzer circuit board collecting device is characterized by comprising a vibrating disc, a vibrating disc lifting device, a transmission mechanism, a sensor, a material suction mechanism, a material suction device moving device, a containing plate fixing support, a workbench and a material detection mechanism; the vibration disc is fixed on the vibration disc lifting device and is connected with the transmission mechanism; the material suction mechanism is connected with the material suction device moving device, the accommodating plate fixing support is connected with the accommodating plate moving device, the accommodating plate fixing support is positioned between the material suction device moving device and the accommodating plate moving device, and the material suction device moving device and the accommodating plate moving device are mutually and vertically fixed on the workbench;
the vibrating disc lifting device comprises a base, two supporting plates, a driven rod, a first screw rod and a feeding platform; the two supporting plates are respectively fixed on two sides of the base; one end of the first screw rod is rotatably connected with the base; the driven rod is provided with a threaded hole, and the first screw rod penetrates through the threaded hole; moving plates are fixed on two sides of the driven rod and attached to the inner sides of the supporting plates; the feeding platform is fixed on the tops of the two moving plates;
the transmission mechanism is fixed on the workbench; the transmission mechanism comprises a material receiving plate and a transmission plate; the receiving plate is connected with the discharge end of the vibrating disc and provided with a conveying groove, a conveying belt is arranged at the bottom of the conveying groove, and a first detection groove is formed in the top of the receiving plate; the transmission plate is provided with a connecting groove, the material receiving plate penetrates through the connecting groove, the top of the transmission plate is provided with a second detection groove, and the second detection groove is positioned right above the first detection groove; the discharge end of the transmission plate extends out of a material suction table, and the material suction table is provided with a material receiving groove;
the transmission plate is fixed with a mounting rack, the sensor is fixed above the transmission plate through the mounting rack, and an induction head of the sensor is vertically aligned with the second detection groove;
the material detection mechanism comprises a terminal, a camera and a defective material collector; the workbench is provided with a fixing plate and a camera mounting hole, the defective product collector is fixed on the fixing plate, and the camera is positioned in the camera mounting hole; the terminal is connected with the camera, and the lens of the camera faces upwards;
the material suction mechanism comprises a material suction device, an air cylinder and a material suction device connecting plate; the material suction device comprises a suction hole and a material suction disc, and the suction hole is communicated with the material suction disc; the shell of the material suction device is fixed on the material suction device connecting plate, and a piston rod of the air cylinder is connected with the material suction device connecting plate;
the material suction device moving device comprises a second screw rod, a first sliding block and a material suction device connecting plate; the first sliding block is connected to the second screw rod, the material suction device connecting plate is fixed to the first sliding block, and the material suction mechanism is fixed to the material suction device connecting plate;
the accommodating plate moving device comprises a third screw rod, a second sliding block and a driven plate; the second sliding block is connected with the third screw rod, and the driven plate is fixed on the second sliding block; the accommodating plate fixing support is fixed on the driven plate; and the four corners of the holding plate fixing support are provided with holding plate clamping parts.
2. The collecting device for buzzer circuit boards as claimed in claim 1, wherein the vibration plate elevating means further comprises a fastening member; the movable plate is provided with a plurality of fixing holes, and the fastening part penetrates through the adjusting grooves and the fixing holes to fix the movable plate on the supporting plate.
3. The collecting device for buzzer circuit boards according to claim 1, wherein the material suction device moving device further comprises a first limiting plate, the first limiting plate is located above the second lead screw, the material suction device connecting plate is provided with a first limiting groove, and the second lead screw penetrates through the first limiting groove.
4. The buzzer circuit board collecting device as claimed in claim 1, wherein the accommodating plate moving device further comprises a second limiting plate located above the third lead screw, and the driven plate is provided with a second limiting groove, and the second limiting plate passes through the second limiting groove.
5. The buzzer circuit board collecting device as claimed in claim 1, wherein four sides of the loading platform are extended upwards with flanges.
6. The buzzer circuit board collecting device as claimed in claim 1, wherein said supporting plate is "U" shaped and said moving plate is "U" shaped.
7. The buzzer circuit board collecting device as claimed in claim 1, wherein the number of the fixing cavities of the holding plate fixing bracket is two.
8. The collecting device for buzzer circuit boards of claim 7, wherein mounting rods are fixed at four corners of the top of the driven plate, and the middle part of the holding plate fixing bracket is fixed on the mounting rods.
9. The collecting device for the buzzer circuit board as claimed in claim 1, wherein the side edges of the holding plate fixing brackets are provided with abdicating grooves.
10. The collecting device for buzzer circuit boards as claimed in claim 1, wherein the bottom of the defective collector is provided with an inclined plate, and a collecting box is arranged below the inclined plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221972474.9U CN217866424U (en) | 2022-07-28 | 2022-07-28 | Buzzer circuit board collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221972474.9U CN217866424U (en) | 2022-07-28 | 2022-07-28 | Buzzer circuit board collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217866424U true CN217866424U (en) | 2022-11-22 |
Family
ID=84057138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221972474.9U Active CN217866424U (en) | 2022-07-28 | 2022-07-28 | Buzzer circuit board collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217866424U (en) |
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2022
- 2022-07-28 CN CN202221972474.9U patent/CN217866424U/en active Active
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