Circuit board appearance detection device with screening mechanism

Abstract

The utility model relates to the related technical field of appearance detection, in particular to a circuit board appearance detection device with a screening mechanism, which comprises an operation table, a detector is mounted above the operation table, the screening mechanism is arranged at the tail end of the operation table, and a conveying mechanism is arranged on the surface of the operation table. According to the circuit board appearance detection device with the screening mechanism, through the arrangement of the screening mechanism, when a detected circuit board is conveyed to the tail end of a conveying belt, a power source of an electric sliding rail is started, at the moment, a sliding block drives an electric push rod and a fixing plate to move to the position above the circuit board, the electric push rod stretches to push a suction cup to be tightly attached to the surface of the circuit board and suck the surface of the circuit board, and then the circuit board is detected; and then the sliding block moves to the position above one set of storage tables, the suction cups loosen the circuit boards and place the circuit boards on the storage tables, due to the fact that the two sets of storage tables are arranged, the circuit boards with problems and the circuit boards without problems can be stored separately, and the screening effect is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the appearance detection relevant technical field especially, relates to a circuit board appearance detection device with screening mechanism. BACKGROUND

[0002] Circuit board is also called printed circuit board or printed circuit board, and it is a carrier for loading circuit components to complete electrical connection. After production and processing, the circuit board needs to be checked to ensure the quality of the circuit board. At present, appearance detection of the circuit board is mainly carried out by a first piece detector. When the first piece detector detects the circuit board, it scans the circuit board through an infrared sensor, then transmits the scanned data to the detector for comparison, and finally displays the result on the display screen. In this way, if the circuit board has defects, it can be easily identified. Then, the detection personnel will pick out the defective circuit board for classification and processing. Therefore, there is an urgent need for a circuit board appearance detection device with a screening mechanism.

[0003] However, the existing circuit board appearance detection device is inconvenient and affects work efficiency because the detection personnel needs to manually pick out the defective circuit board for classification and processing. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a circuit board appearance detection device with a screening mechanism to solve the problem of the existing circuit board appearance detection device with a screening mechanism in the background art, which is inconvenient and affects work efficiency because the detection personnel needs to manually pick out the defective circuit board for classification and processing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a circuit board appearance detection device with a screening mechanism, comprising an operation table, a detector is installed above the operation table, a screening mechanism is arranged at the end of the operation table, and a conveying mechanism is arranged on the surface of the operation table.

[0006] The screening mechanism comprises an electric sliding rail, an electric sliding rail is arranged on the outer side of the operation table, a storage table is arranged at the end of the operation table, a sliding block is slidably connected in the electric sliding rail, an electric push rod is fixedly connected to the bottom end of the sliding block, a fixed plate is fixedly connected to the output end of the electric push rod, and a suction cup is fixedly connected to the bottom of the fixed plate.

[0007] Preferably, the storage table is provided with two groups, which are respectively arranged on both sides of the end of the operation table, and a roller is installed at the bottom of the storage table.

[0008] Preferably, the electric slide rail is used in cooperation with the sliding block, the suction cup is provided with five groups, and is located at the four corners and the center point of the bottom of the fixed plate.

[0009] Preferably, the conveying mechanism comprises a circular groove, the inner side of the operation table is provided with the circular groove, the outer side of the operation table is provided with a driving motor, the output end of the driving motor is fixedly connected with a transmission shaft, the outer end of the transmission shaft is fixedly connected with a roller shaft, and the surface of the roller shaft is sleeved with a conveying belt.

[0010] Preferably, the roller shaft is provided with five groups, and the two ends of each group of roller shafts are embedded in the inner part of the circular groove.

[0011] Preferably, the roller shafts are distributed at equal intervals, and the transmission shaft is fixedly connected with the roller shafts penetrating through the surface of the operation table.

[0012] Compared with the prior art, the circuit board appearance detection device with the screening mechanism has the advantages that the circuit board after detection is fixed by the suction cup, the circuit board is placed on different storage tables through the cooperation of the sliding block and the electric slide rail, thus the circuit board with problems and the circuit board without problems can be stored separately, the screening effect is achieved, and the work efficiency is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a side view appearance structure schematic view of the utility model;

[0014] Figure 2 It is a screening mechanism side view structure schematic view of the utility model;

[0015] Figure 3 It is a conveying mechanism exploded structure schematic view of the utility model;

[0016] Figure 4 It is a utility model Figure 2 It is an enlarged structure schematic view of A in the utility model;

[0017] Figure 5 It is a conveying belt and suction cup cooperation structure schematic view of the utility model.

[0018] In the drawing: 1, operation table; 2, detector; 3, screening mechanism; 301, electric slide rail; 302, storage table; 303, sliding block; 304, electric push rod; 305, fixed plate; 306, suction cup; 4, conveying mechanism; 401, circular groove; 402, driving motor; 403, transmission shaft; 404, roller shaft; 405, conveying belt. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0020] Please refer to Figures 1-5 The utility model provides a kind of technical solutions: a circuit board appearance detection device with screening mechanism, including operation platform 1, the detection instrument 2 is installed in the top of operation platform 1, the end of operation platform 1 is provided with screening mechanism 3, the surface of operation platform 1 is provided with conveying mechanism 4;

[0021] Screening mechanism 3 includes electric slide rail 301, the outside of operation platform 1 is provided with electric slide rail 301, the end of operation platform 1 is provided with storage platform 302, the inside of electric slide rail 301 is slidably connected with sliding block 303, the bottom of sliding block 303 is fixedly connected with electric push rod 304, the output end of electric push rod 304 is fixedly connected with fixed plate 305, the bottom of fixed plate 305 is fixedly connected with suction cup 306, when the line board after detection is transported to the end of conveying belt 405, the power supply of electric slide rail 301 is started, at this time, sliding block 303 drives electric push rod 304 and fixed plate 305 to move to the top of circuit board, electric push rod 304 extends, pushes suction cup 306 and the surface of circuit board close and holds it, then sliding block 303 moves to the top of one set of storage platform 302, suction cup 306 places circuit board on storage platform 302, since storage platform 302 is provided with two groups, thus the circuit board with problem and the circuit board without problem can be stored separately, to play the role of screening.

[0022] Further, storage platform 302 is provided with two groups, and is located at the two sides of the end of operation platform 1 respectively, the bottom of storage platform 302 is installed with gyro wheel, by the setting of storage platform 302, two groups of storage platform 302 can store the circuit board with problem and the circuit board without problem respectively, to play the role of screening, and storage platform 302 is clamped in the two sides of operation platform 1, to prevent displacement of storage platform 302.

[0023] Further, electric slide rail 301 and sliding block 303 are used mutually, suction cup 306 is provided with five groups, and is located at the four corners and center point of the bottom of fixed plate 305 respectively, by the setting of electric slide rail 301, when sliding block 303 slides in the inside of electric slide rail 301, can drive suction cup 306 to move circuit board to different storage platform 302, to play the role of classified storage.

[0024] Further, the conveying mechanism 4 comprises a circular groove 401, the inner side of the operation table 1 is provided with the circular groove 401, the outer side of the operation table 1 is provided with a driving motor 402, the output end of the driving motor 402 is fixedly connected with a transmission shaft 403, the outer end of the transmission shaft 403 is fixedly connected with a roller shaft 404, the surface of the roller shaft 404 is sleeved with a conveying belt 405, when it is needed to detect the circuit board, the circuit board to be detected is placed on the starting end of the conveying belt 405 in sequence, then the power supply of the driving motor 402 is started, the driving motor 402 drives the outermost roller shaft 404 to rotate in the circular groove 401 through the transmission shaft 403, the conveying belt 405 sleeved on the surface of the roller shaft 404 starts to rotate, so that the circuit board can be displaced to the lower side of the detector 2 for detection.

[0025] Further, the roller shaft 404 is provided with five groups, the two ends of each group of roller shafts 404 are embedded in the inner side of the circular groove 401. Through the arrangement of the roller shaft 404, when the driving motor 402 drives the roller shaft 404 to rotate, the outermost roller shaft 404 starts to rotate, which can drive the surface conveying belt 405 to rotate together, so that the surface circuit board is conveyed and displaced.

[0026] Further, the roller shaft 404 is provided with five groups, the two ends of each group of roller shafts 404 are embedded in the inner side of the circular groove 401. Through the arrangement of the roller shaft 404, when the driving motor 402 drives the roller shaft 404 to rotate, the outermost roller shaft 404 starts to rotate, which can drive the surface conveying belt 405 to rotate together, so that the surface circuit board is conveyed and displaced.

[0027] Working principle: when it is needed to detect the circuit board, the circuit board to be detected is placed on the starting end of the conveying belt 405 in sequence, then the power supply of the driving motor 402 is started, the driving motor 402 drives the outermost roller shaft 404 to rotate in the circular groove 401 through the transmission shaft 403, the conveying belt 405 sleeved on the surface of the roller shaft 404 starts to rotate, so that the circuit board can be displaced to the lower side of the detector 2 for detection, when the circuit board after detection is conveyed to the ending end of the conveying belt 405, the power supply of the electric sliding rail 301 is started, at this time the sliding block 303 drives the electric push rod 304 and the fixed plate 305 to move to the upper side of the circuit board, the electric push rod 304 is stretched, the suction cup 306 is pushed to tightly contact with the surface of the circuit board and sucks it, then the sliding block 303 moves to the upper side of one of the storage tables 302, the suction cup 306 places the circuit board on the storage table 302, since the storage table 302 is provided with two groups, so that the circuit board with problems and the circuit board without problems can be stored separately, which plays a screening role.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A circuit board appearance inspection device having a screening mechanism, comprising an operation table (1), characterized in that: The operation platform (1) is provided with a detector (2) above, the end of the operation platform (1) is provided with a screening mechanism (3), and the surface of the operation platform (1) is provided with a conveying mechanism (4); The screening mechanism (3) comprises an electric sliding rail (301), the end of the operation platform (1) is provided with the electric sliding rail (301), the outer side of the operation platform (1) is provided with a storage table (302), the electric sliding rail (301) is slidably connected with a sliding block (303) in the inside, the bottom end of the sliding block (303) is fixedly connected with an electric push rod (304), the output end of the electric push rod (304) is fixedly connected with a fixed plate (305), and the bottom of the fixed plate (305) is fixedly connected with a suction disc (306).

2. The circuit board appearance inspection apparatus with a screening mechanism according to claim 1, characterized by: The storage table (302) is provided with two groups, and is located on both sides of the end of the operation platform (1), respectively, and the bottom of the storage table (302) is provided with a roller.

3. The circuit board appearance inspection apparatus having a screening mechanism according to claim 1, characterized by: The electric sliding rail (301) and the sliding block (303) are used in cooperation, the suction disc (306) is provided with five groups, and is located at the four corners and the center point of the bottom of the fixed plate (305).

4. The circuit board appearance inspection apparatus having a screening mechanism according to claim 1, characterized by: The conveying mechanism (4) comprises a circular groove (401), the inner side of the operation platform (1) is provided with the circular groove (401), the outer side of the operation platform (1) is provided with a driving motor (402), the output end of the driving motor (402) is fixedly connected with a transmission shaft (403), the outer end of the transmission shaft (403) is fixedly connected with a roller shaft (404), and the surface of the roller shaft (404) is provided with a conveying belt (405).

5. The circuit board appearance inspection apparatus having a screening mechanism according to claim 4, characterized by: The roller shaft (404) is provided with five groups, and the two ends of each group of roller shafts (404) are embedded in the inside of the circular groove (401).

6. The circuit board appearance inspection apparatus having a screening mechanism according to claim 4, characterized by: The roller shafts (404) are distributed at equal intervals, and the transmission shaft (403) is fixedly connected with the roller shafts (404) penetrating through the surface of the operation platform (1).

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