CN217484211U - Circuit board hole inspection machine - Google Patents
Circuit board hole inspection machine Download PDFInfo
- Publication number
- CN217484211U CN217484211U CN202123195924.6U CN202123195924U CN217484211U CN 217484211 U CN217484211 U CN 217484211U CN 202123195924 U CN202123195924 U CN 202123195924U CN 217484211 U CN217484211 U CN 217484211U
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- circuit board
- driving device
- inspection machine
- hole inspection
- conveyor belt
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Abstract
The utility model discloses a circuit board hole inspection machine, which comprises a base, a detection component and a classification component; the base is provided with a conveyor belt and a controller; the sorting assembly comprises a movable part, a track and a plurality of storage bins, wherein the track is positioned between the conveyor belt and the storage bins; the movable part comprises a bracket, a first driving device and an adsorption part for adsorbing the circuit board; the adsorption part is positioned at the lower end of the bracket, and the first driving device drives the bracket to reciprocate in the horizontal direction along the track; the detection assembly and the movable part are both positioned above the conveyor belt. Through setting up determine module and categorised subassembly, the conveyer belt can transport a plurality of circuit boards in succession the below of determine module and carry out quick accurate detection operation, and the movable part can carry out classification processing to a plurality of circuit boards according to the testing result high-efficiently, improves the efficiency of examining the hole and the transfer rate of circuit board.
Description
Technical Field
The utility model belongs to the technical field of circuit board production technique and specifically relates to a circuit board hole inspection machine.
Background
In a Printed Circuit Board (PCB) manufacturing process, after a Printed Circuit Board is drilled, a hole inspection operation is often performed on the Printed Circuit Board to detect whether the number and the aperture of holes drilled in the Printed Circuit Board meet specifications, and whether plugging occurs or not is also detected. The hole inspection device in the prior art can only inspect a single circuit board at one time in order to avoid the situation that a qualified circuit board and an unqualified circuit board are mixed together and are difficult to distinguish, so that the problem of low efficiency exists, the circuit board is still easy to damage in the classification process, and the hole inspection efficiency and the production yield of the circuit board are greatly influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, an object of the utility model is to provide a circuit board hole inspection machine inspects hole and classification operation simultaneously to a plurality of circuit boards, has improved the hole efficiency and the yields of inspecting of circuit board effectively.
The utility model provides a technical scheme that its problem adopted is:
a circuit board hole inspection machine comprises a base, a detection assembly and a classification assembly; the base is provided with a conveyor belt and a controller; the sorting assembly comprises a movable part, a track and a plurality of storage bins, wherein the track is positioned between the conveyor belt and the storage bins; the movable part comprises a bracket, a first driving device and an adsorption part for adsorbing the circuit board; the adsorption part is positioned at the lower end of the bracket, and the first driving device drives the bracket to reciprocate in the horizontal direction along the track; the detection assembly and the movable part are both positioned above the conveyor belt; the detection assembly is internally provided with a plurality of cameras for detecting the circuit board, and the cameras, the conveyor belt and the first driving device are all electrically connected with the controller.
The circuit board hole inspection machine at least has the following beneficial effects: by arranging the detection assembly and the classification assembly, the conveyor belt can continuously convey a plurality of circuit boards to the lower part of the detection assembly and carry out rapid and accurate detection operation, and the movable part can efficiently classify the circuit boards according to detection results, so that the hole inspection efficiency and the conveying speed of the circuit boards are improved; through setting up movable part and storage storehouse, the circuit board that the absorption portion can accomplish the detection on the conveyer belt is placed on the storage storehouse that corresponds fast, accurately, avoids the circuit board to take place the damage phenomenon at the categorised in-process, has improved the production efficiency and the yields of circuit board.
Further, a second driving device is arranged between the adsorption part and the bracket and drives the adsorption part to move in the vertical direction; the second driving device is electrically connected with the controller. Through setting up second drive arrangement, enable the circuit board of can laminating fast, steadily of absorption portion and adsorb and the transmission operation, produce the damage when avoiding the circuit board to move on the vertical direction, improve the stability of circuit board hole inspection machine.
Further, the adsorption part is connected with an air pump, and the air pump is electrically connected with the controller. Through setting up the air pump, can guarantee that the adsorption part can produce stable adsorption affinity to the circuit board, also be convenient for maintain the adsorption part and suction adjustment, improve the maintenance convenience of circuit board hole inspection machine.
Furthermore, the bracket is also provided with a positioning block matched with the storage bin. Through setting up the locating piece, can guarantee that the support can move to the just right position with the storage storehouse, guarantee that the absorption portion can place the circuit board in the storage storehouse accurately, improve the stability of circuit board hole inspection machine.
Furthermore, a support plate, a slide rail and a third driving device are arranged in the storage bin, and the support plate is positioned below the adsorption part; the third driving device drives the supporting plate to move in the vertical direction along the sliding rail. Through setting up backup pad and slide rail, third drive arrangement drive backup pad removes, and the adsorption part of being convenient for can place the circuit board in the backup pad steadily, ensures the conveying speed and the yields of circuit board.
Further, still be equipped with in the storage storehouse with backup pad complex photoelectric sensor, photoelectric sensor with the third drive arrangement electricity is connected. Through setting up photoelectric sensor for circuit board and the absorption portion distance that remains stable of the top in the backup pad guarantees that the absorption portion can place the circuit board in the backup pad steadily.
Further, the photoelectric sensor and the conveyor belt are positioned on the same horizontal plane. The structure ensures that the circuit board at the uppermost end of the supporting plate and the circuit board on the conveying belt are positioned on the same horizontal plane, the absorption part is convenient to stably absorb and place the circuit board, the circuit board is prevented from being damaged due to too large drop in the vertical direction in the conveying process, and the conveying efficiency of the circuit board is also improved.
Furthermore, the bottom of storage storehouse is equipped with the buffer block, the buffer block with the backup pad position is just right. Through setting up the buffer block, avoid the bottom of backup pad downstream's in-process direct contact storage storehouse, the condition that the circuit board falls on the backup pad takes place, guarantees the conveying stability of backup pad.
Further, a light supplement lamp matched with the camera is arranged in the detection assembly, and the light supplement lamp is electrically connected with the controller. Through setting up the light filling lamp, can effectively improve the accurate definite of detection element collection circuit board image information, guarantee the detection rate of accuracy to the circuit board.
Further, still be equipped with display screen and control button on the base, the display screen with control button all with the controller electricity is connected. By arranging the display screen and the control keys, a tester can visually observe the current detection condition of the circuit board through the display screen, and the opening degree of the conveyor belt and the first driving device is controlled through the control keys, so that the use convenience of the circuit board hole inspection machine is improved; through setting up second drive arrangement, enable the circuit board of can laminating fast, steadily of absorption portion and adsorb and the transmission operation, produce the damage when avoiding the circuit board to move on the vertical direction, improve the stability of circuit board hole inspection machine.
The beneficial effects of above-mentioned circuit board hole inspection machine are: by arranging the detection assembly and the classification assembly, the conveyor belt can continuously convey a plurality of circuit boards to the lower part of the detection assembly and carry out rapid and accurate detection operation, and the movable part can efficiently classify the circuit boards according to detection results, so that the hole inspection efficiency and the conveying speed of the circuit boards are improved; by arranging the movable part and the storage bins, the circuit boards which are detected on the conveying belt can be quickly and accurately placed on the corresponding storage bins by the adsorption part, so that the circuit boards are prevented from being damaged in the classification process, and the production efficiency and the yield of the circuit boards are improved; through setting up backup pad and slide rail, third drive arrangement drive backup pad removes, and the adsorption part of being convenient for can place the circuit board in the backup pad steadily, ensures the conveying speed and the yields of circuit board.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a front view of a circuit board hole inspection machine according to an embodiment of the present invention;
FIG. 2 is an enlarged view of the movable portion and track of FIG. 1;
fig. 3 is a side view of the circuit board hole inspection machine of the embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention provides a circuit board hole inspection machine, including a base 100, a detection assembly 200, and a classification assembly 300; the base 100 is provided with a conveyor belt 110 and a controller 120; the sorting assembly 300 includes a movable portion 310, a rail 320, and a plurality of bins 330, the rail 320 being positioned between the conveyor 110 and the bins 330; the movable portion 310 includes a bracket 311, a first driving device 312, and a suction portion 313 for sucking the circuit board; the adsorption part 313 is positioned at the lower end of the bracket 311, and the first driving device 312 drives the bracket 311 to reciprocate in the horizontal direction along the track 320; the detection assembly 200 and the movable portion 310 are both positioned above the conveyor belt 110; the detection assembly 200 is provided with a plurality of cameras 210 for detecting circuit boards, and the cameras 210, the conveyor belt 110 and the first driving device 312 are all electrically connected with the controller 120.
By arranging the detection assembly 200 and the classification assembly 300, the conveyor belt 110 can continuously convey a plurality of circuit boards to the lower part of the detection assembly 200 and carry out rapid and accurate detection operation, and the movable part 310 can efficiently classify the plurality of circuit boards according to detection results, so that the hole inspection efficiency and the conveying speed of the circuit boards are improved; through the arrangement of the movable portion 310 and the storage bins 330, the absorption portion 313 can quickly and accurately place the circuit boards which are detected on the conveyor belt 110 on the corresponding storage bins 330, so that the circuit boards are prevented from being damaged in the classification process, and the production efficiency and the yield of the circuit boards are improved.
In another embodiment, a second driving device 314 is further disposed between the suction portion 313 and the bracket 311, and the second driving device 314 drives the suction portion 313 to move in the vertical direction; the second driving device 314 is electrically connected to the controller 120. Through setting up second drive arrangement 314, enable absorption portion 313 can laminate the circuit board fast, steadily and adsorb and the transmission operation, produce the damage when avoiding the circuit board to move in the vertical direction, improve the stability of circuit board hole inspection machine.
In another embodiment, the suction unit 313 is connected to an air pump (not shown), and the air pump is electrically connected to the controller 120. Through setting up the air pump, can guarantee that absorption portion 313 can produce stable adsorption affinity to the circuit board, also be convenient for maintain and suction adjustment absorption portion 313, improve the maintenance convenience of circuit board hole inspection machine.
In another embodiment, the supporting frame 311 is further provided with a positioning block 315 engaged with the storage compartment 330. Through setting up locating piece 315, can guarantee that support 311 can move to the just right position with storage storehouse 330, guarantee that absorption portion 313 can place the circuit board accurately in storage storehouse 330, improve the stability of circuit board hole inspection machine.
In another embodiment, a supporting plate 331, a sliding rail 332 and a third driving device 333 are disposed in the storage 330, and the supporting plate 331 is located below the absorption portion 313; the third driving means 333 drives the support plate 331 to move in the vertical direction along the slide rail 332. By providing the supporting plate 331 and the slide rail 332, the third driving device 333 drives the supporting plate 331 to move, so that the suction portion 313 can smoothly place the circuit board on the supporting plate 331, thereby ensuring the conveying speed and the yield of the circuit board.
In another embodiment, a photoelectric sensor 334 is further disposed in the storage container 330 and is engaged with the supporting plate 331, and the photoelectric sensor 334 is electrically connected to the third driving device 333. By arranging the photoelectric sensor 334, the circuit board at the uppermost end of the supporting plate 331 is kept at a stable distance from the adsorption part 313, and the adsorption part 313 can be ensured to be capable of stably placing the circuit board on the supporting plate 331.
In another embodiment, the photosensor 334 is at the same level as the conveyor belt 110. The structure ensures that the circuit board at the uppermost end of the supporting plate 331 and the circuit board on the conveyor 110 are positioned at the same horizontal plane, so that the circuit board can be stably adsorbed and placed by the adsorption part 313 conveniently, the circuit board is prevented from being damaged due to overlarge drop in the vertical direction in the conveying process, and the conveying efficiency of the circuit board is improved.
In another embodiment, the bottom of the storage bin 330 is provided with a buffer block 335, and the buffer block 335 is opposite to the supporting plate 331. Through setting up buffer block 335, avoid the in-process direct contact storage storehouse 330 bottom of backup pad 331 downstream, take place the condition that the circuit board falls on the backup pad 331, guarantee backup pad 331's conveying stability.
In another embodiment, a light supplement lamp 220 is disposed in the detection assembly 200 and is matched with the camera 210, and the light supplement lamp 220 is electrically connected to the controller 120. Through setting up light filling lamp 220, can effectively improve the accurate definite of detection element 200 collection circuit board image information, guarantee the detection accuracy to the circuit board.
In another embodiment, the base 100 further has a display screen 140 and a control button 150, and both the display screen 140 and the control button 150 are electrically connected to the controller 120. By arranging the display screen 140 and the control keys 150, a tester can observe the current detection condition of the circuit board visually through the display screen 140, and the control keys 150 can control the opening degrees of the conveyor belt 110 and the first driving device 312, so that the use convenience of the circuit board hole inspection machine is improved; through setting up second drive arrangement 314, enable absorption portion 313 can laminate the circuit board fast, steadily and adsorb and the transmission operation, produce the damage when avoiding the circuit board to move in the vertical direction, improve the stability of circuit board hole inspection machine.
The working principle of the present invention will be further explained below.
In the assembling process, firstly, the number of each line of circuit boards on the conveyor belt 110 is determined according to the length relation between the circuit boards to be tested and the conveyor belt 110, then the same number of movable parts 310 are configured on the track 320, and the positions of the movable parts 310 are adjusted to be opposite to the conveyor belt 110. For example, if the circuit boards to be tested are one fourth of the length of the conveyor belt 110, the number of each circuit board row on the conveyor belt 110 is determined to be three, and three movable portions 310 are arranged on the track 320; the storage bins 330 are set according to the classification requirement, for example, three storage bins 330 are sequentially used for storing circuit boards which are qualified in detection, unqualified in detection and waiting for secondary detection. In the testing process, the circuit boards to be tested are positioned and placed on the conveyor belt 110, the conveyor belt 110 can convey the three circuit boards to be tested to the lower part of the detection assembly 200 at the same time, and the camera 210 accurately collects the image information of the circuit boards under the cooperation of the light supplement lamp 220; the conveyor belt 110 continuously conveys the circuit board which is detected to the lower part of the track 320; after analyzing and processing the image information and obtaining the detection result, the controller 120 sends a working instruction to the first driving device 312, the second driving device 314 and the air pump; the first driving device 312 drives the bracket 311 to move above the circuit board which is detected, the second driving device 314 drives the adsorption part 313 to move close to the conveyor belt 110, the air pump starts to work, and the adsorption part 313 adsorbs the circuit board which is detected; the second driving device 314 drives the absorption part 313 to move away from the conveyor belt 110, and the first driving device 312 drives the bracket 311 to move above the storage bin 330; according to the detection result, the support 311 is accurately positioned through the positioning block 315, the circuit board is moved to the corresponding storage bin 330 by the adsorption part 313, the air pump stops working, and the circuit board below the adsorption part 313 stably and accurately moves to the supporting plate 331 under the action of gravity. When the number of the circuit boards on the supporting plate 331 is increased, the supporting plate 331 moves downwards, the photoelectric sensor 334 is triggered, and a working instruction is sent to the third driving device 333; the third driving device 333 drives the supporting plate 331 to move upwards along the slide rail 332 until the circuit board on the supporting plate 331 passes by again and triggers the photoelectric sensor 334, and the third driving device 333 stops working, so that the uppermost circuit board on the supporting plate 331 and the conveyor belt 110 are at the same height, and the movable portion 310 can be stably and accurately placed with the circuit board. So relapse, circuit board hole inspection machine can carry out hole inspection and classification operation to a plurality of circuit boards simultaneously, has guaranteed the detection efficiency and the functioning speed of circuit board, has also improved the yields of circuit board production.
From the above description, the circuit board hole inspection machine of the present invention has the detecting component 200 and the classifying component 300, the conveyor 110 can continuously transport a plurality of circuit boards to the position below the detecting component 200 and perform rapid and accurate detection operation, the movable portion 310 can efficiently classify a plurality of circuit boards according to the detection result, and the hole inspection efficiency and the conveying speed of the circuit boards are improved; by arranging the movable part 310 and the storage bins 330, the adsorption part 313 can quickly and accurately place the circuit boards which are detected on the conveyor belt 110 on the corresponding storage bins 330, so that the circuit boards are prevented from being damaged in the classification process, and the production efficiency and the yield of the circuit boards are improved; by arranging the supporting plate 331 and the slide rail 332, the third driving device 333 drives the supporting plate 331 to move, so that the absorption part 313 can smoothly place the circuit board on the supporting plate 331, and the transmission speed and the yield of the circuit board are ensured.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art.
Claims (10)
1. A circuit board hole inspection machine is characterized by comprising a base, a detection assembly and a classification assembly; the base is provided with a conveyor belt and a controller; the sorting assembly comprises a movable part, a track and a plurality of storage bins, wherein the track is positioned between the conveyor belt and the storage bins; the movable part comprises a bracket, a first driving device and an adsorption part for adsorbing the circuit board; the adsorption part is positioned at the lower end of the bracket, and the first driving device drives the bracket to reciprocate in the horizontal direction along the track; the detection assembly and the movable part are both positioned above the conveyor belt; the detection assembly is internally provided with a plurality of cameras for detecting the circuit board, and the cameras, the conveyor belt and the first driving device are all electrically connected with the controller.
2. The circuit board hole inspection machine according to claim 1, wherein a second driving device is further arranged between the adsorption part and the support, and the second driving device drives the adsorption part to move in the vertical direction; the second driving device is electrically connected with the controller.
3. The circuit board hole inspection machine of claim 2, wherein the adsorption part is connected with an air pump, and the air pump is electrically connected with the controller.
4. The circuit board hole inspection machine of claim 2, wherein the bracket is further provided with a positioning block which is matched with the storage bin.
5. The circuit board hole inspection machine according to claim 1, wherein a support plate, a slide rail and a third driving device are arranged in the storage bin, and the support plate is positioned below the adsorption part; the third driving device drives the supporting plate to move along the sliding rail in the vertical direction.
6. The circuit board hole inspection machine of claim 5, wherein a photoelectric sensor is disposed in the storage bin and is engaged with the supporting plate, and the photoelectric sensor is electrically connected to the third driving device.
7. The circuit board hole inspection machine of claim 6, wherein the photoelectric sensor is located at the same level as the conveyor belt.
8. The circuit board hole inspection machine according to claim 5, wherein a buffer block is arranged at the bottom of the storage bin, and the buffer block is opposite to the support plate.
9. The circuit board hole inspection machine of claim 1, wherein a light supplement lamp is arranged in the detection assembly and matched with the camera, and the light supplement lamp is electrically connected with the controller.
10. The circuit board hole inspection machine of claim 1, wherein a display screen and a control button are further arranged on the base, and both the display screen and the control button are electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123195924.6U CN217484211U (en) | 2021-12-16 | 2021-12-16 | Circuit board hole inspection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123195924.6U CN217484211U (en) | 2021-12-16 | 2021-12-16 | Circuit board hole inspection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217484211U true CN217484211U (en) | 2022-09-23 |
Family
ID=83302084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123195924.6U Active CN217484211U (en) | 2021-12-16 | 2021-12-16 | Circuit board hole inspection machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217484211U (en) |
-
2021
- 2021-12-16 CN CN202123195924.6U patent/CN217484211U/en active Active
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