Detecting device for defective parts of printed circuit board

Abstract

The utility model relates to the technical field of circuit board detection, in particular to a printed circuit board defective part detection device which comprises an adjusting supporting assembly, a detection assembly is arranged at the top of the adjusting supporting assembly, and a conveying positioning assembly is fixedly connected to the top of the adjusting supporting assembly. According to the utility model, the bottom and the top of the circuit board main body on the conveying frame can be simultaneously detected by using the upward ejection of the first detection rod by the first cylinder and the downward pressing of the second detection rod by the second cylinder, so that the detection efficiency is high, the circuit board main body can be comprehensively detected, and the detection efficiency is improved. A fourth air cylinder on a mounting plate can be driven to slide by utilizing an adjusting sliding block, so that spacing adjustment and blocking can be performed on the circuit board main body by adopting a blocking frame, the circuit board detection device can be suitable for the circuit board main bodies with different sizes, and blocking during detection can be prevented; the circuit board bodies can be detected one by one, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board detection, in particular to a printed circuit board defect component detection device. Background Art

[0002] A circuit board, also known as a PCB, is a basic material used to support and connect electronic components. It is usually made of one or more layers of conductive material with circuit patterns printed on it for conducting current and signals. The main function of a circuit board is to provide installation locations for electronic components and to connect circuit paths between electronic components. It provides electrical connections and support structures for electronic devices, and connects electronic components to each other through wires and cables, so that the entire circuit system can work properly. After the circuit board is produced, it needs to be tested to ensure quality and reliability.

[0003] The existing circuit board detection device has a single structure and can only detect a single circuit board, resulting in slow detection speed and low efficiency. In addition, it can only detect defects on the top or surface of the circuit board, but cannot detect the bottom of the device. This imperfect detection method cannot be used as a detection basis, the detection is not comprehensive, and unqualified circuit boards still flow into the market, causing economic losses. Therefore, a printed circuit board defect component detection device is needed to improve the above problems. Utility Model Content

[0004] In order to solve the problem that the existing circuit board detection device has a single structure and can only detect a single circuit board, resulting in slow detection speed and low efficiency, and can only detect defects on the top or surface of the circuit board but cannot detect the bottom of the device, this imperfect detection method cannot be used as a detection basis, the detection is not comprehensive, and unqualified circuit boards still flow into the market, causing economic losses. The purpose of the utility model is to provide a printed circuit board defect component detection device to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A defective component detection device for a printed circuit board comprises an adjustment support assembly, a detection assembly is arranged on the top of the adjustment support assembly, and a conveying and positioning assembly is fixedly connected to the top of the adjustment support assembly;

[0007] The detection assembly includes a second mounting frame, a supporting plate is fixedly connected to the interior of the second mounting frame, a first cylinder is installed at the bottom of the supporting plate, a first detection rod is fixedly connected to the output end of the first cylinder, a support column is fixedly connected to the top of the supporting plate, a supporting plate is fixedly connected to the top of the supporting column, a top plate is provided on the top of the supporting plate, a second cylinder is installed at the bottom of the top plate, and a second detection rod is fixedly connected to the output end of the second cylinder;

[0008] The conveying and positioning assembly includes a conveying frame, a support plate is fixedly connected to the top of the conveying frame, a sliding rod is fixedly connected to the inside of the support plate, an adjusting slider is slidably connected to the side of the sliding rod, a mounting plate is fixedly connected to the bottom of the adjusting slider, a fourth cylinder is installed on the top of the mounting plate, and an output end of the fourth cylinder is fixedly connected to a blocking frame.

[0009] As a preferred solution of the utility model, a storage box is fixedly connected to the interior of the second mounting frame, a control box is fixedly connected to the bottom of the second mounting frame, and four control boxes are provided.

[0010] As a preferred solution of the utility model, a control box is fixedly connected to the side of the conveying frame, a display screen is fixedly connected to the side of the control box, and an alarm light is fixedly connected to the top of the control box.

[0011] As a preferred solution of the utility model, a movable lock is arranged on the side of the adjusting slider, and a plurality of the movable lock, the adjusting slider and the movable lock are arranged.

[0012] As a preferred solution of the utility model, two sliding rods are provided, and three mounting plates, barrier frames and fourth cylinders are provided. A fixing sleeve is fixedly connected to the interior of the conveying frame, and a third cylinder is provided inside the fixing sleeve.

[0013] As a preferred solution of the utility model, a groove is fixedly connected to the side of the conveying frame, and a circuit board body is arranged inside the conveying frame.

[0014] As a preferred solution of the present invention, the adjustment support assembly includes a first mounting frame, and an adjustment support rod is arranged inside the first mounting frame.

[0015] As a preferred solution of the utility model, the bottom of the adjusting support rod is fixedly connected with a first ground foot, and a plurality of the adjusting support rod and the first ground foot are provided.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. In the utility model, by utilizing the first cylinder to extend the first detection rod upward and the second cylinder to press the second detection rod downward, the bottom and top of the circuit board body on the conveyor rack can be detected simultaneously. Not only is the detection efficiency high, but the circuit board body can also be fully detected, avoiding the occurrence of missed detection, thereby increasing the qualification of the circuit board body.

[0018] 2. In the utility model, the fourth cylinder on the mounting plate can be driven to slide by utilizing the adjusting slider, and then the spacing of the circuit board body can be adjusted and blocked by using the blocking frame. This not only can be applied to circuit board bodies of different sizes, but also can prevent blockage during detection, so that the circuit board bodies can be detected one by one, thereby increasing detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the detection component structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the conveying and positioning component of the utility model;

[0022] Figure 4 This is a schematic diagram of the push component structure of the utility model.

[0023] In the figure: 1. Adjusting support assembly; 101. First mounting frame; 102. Adjusting support rod; 103. First foot; 2. Detection assembly; 201. Second mounting frame; 202. Storage box; 203. Control box; 204. Alarm light; 205. Display screen; 206. Supporting plate; 207. First cylinder; 208. First detection rod; 209. Second detection rod; 210. Second cylinder; 211. Support column; 212. Supporting plate; 213. Top plate; 3. Conveying and positioning assembly; 301. Conveying frame; 302. Outlet; 303. Third cylinder; 304. Fixed sleeve; 305. Support plate; 306. Slide rod; 307. Adjusting slider; 308. Movable lock; 309. Mounting plate; 310. Blocking frame; 311. Fourth cylinder; 312. Circuit board body. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Example: See Figure 1-Figure 4 A defective component detection device for a printed circuit board shown in the figure comprises an adjustable support assembly 1, a detection assembly 2 is arranged on the top of the adjustable support assembly 1, and a conveying and positioning assembly 3 is fixedly connected to the top of the adjustable support assembly 1;

[0026] In this embodiment, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the detection component 2 includes a second mounting frame 201, the interior of the second mounting frame 201 is fixedly connected with a supporting plate 206, the bottom of the supporting plate 206 is installed with a first cylinder 207, the output end of the first cylinder 207 is fixedly connected with a first detection rod 208, the top of the supporting plate 206 is fixedly connected with a support column 211, the top of the support column 211 is fixedly connected with a supporting plate 212, the top of the supporting plate 212 is provided with a top plate 213, the bottom of the top plate 213 is installed with a second cylinder 210, the output end of the second cylinder 210 is fixedly connected with a second detection rod 209, the conveying and positioning component 3 includes a conveying frame 301, the top of the conveying frame 301 is fixedly connected with a support plate 305, the support plate 305 A sliding rod 306 is fixedly connected inside, and an adjusting slider 307 is slidably connected to the side of the sliding rod 306. A mounting plate 309 is fixedly connected to the bottom of the adjusting slider 307, and a fourth cylinder 311 is installed on the top of the mounting plate 309. A blocking frame 310 is fixedly connected to the output end of the fourth cylinder 311. By utilizing the first cylinder 207 to extend the first detection rod 208 upward and the second cylinder 210 to press the second detection rod 209 downward, the circuit board body 312 on the conveying rack 301 can be inspected at the bottom and top simultaneously. Not only is the inspection efficiency high, but the circuit board body 312 can also be comprehensively inspected to avoid missed inspections, thereby increasing the qualification of the circuit board body 312.

[0027] Among them, the storage box 202 is fixedly connected to the inside of the second mounting frame 201, the control box 203 is fixedly connected to the bottom of the second mounting frame 201, and four control boxes 203 are provided. The side of the conveying frame 301 is fixedly connected to the control box 203, the side of the control box 203 is fixedly connected to the display screen 205, the top of the control box 203 is fixedly connected to the alarm light 204, and the side of the adjusting slider 307 is provided with a movable lock 308, and the movable lock 308, the adjusting slider 307 and the movable lock 308 are provided in plurality, and two slide bars 306 are provided, and the mounting plate 309, the blocking frame 310 and the fourth cylinder 311 are provided There are three. A fixed sleeve 304 is fixedly connected to the inside of the conveying frame 301. The inside of the fixed sleeve 304 is provided with a third cylinder 303. The side of the conveying frame 301 is fixedly connected with a groove 302. The inside of the conveying frame 301 is provided with a circuit board body 312. The fourth cylinder 311 on the mounting plate 309 can be driven to slide by adjusting the slider 307, and then the blocking frame 310 can be used to adjust the spacing and block the circuit board body 312. It is not only suitable for circuit board bodies 312 of different sizes, but also can prevent blockage during detection, so that the circuit board bodies 312 can be detected one by one, thereby increasing the detection efficiency.

[0028] In this embodiment, refer to Figure 1 As shown, the adjustment support assembly 1 includes a first mounting frame 101, an adjustment support rod 102 is arranged inside the first mounting frame 101, the bottom of the adjustment support rod 102 is fixedly connected with a first foot 103, and the adjustment support rod 102 and the first foot 103 are provided with a plurality of adjustment support rods 102 having high specific strength and specific stiffness and capable of adjusting the overall height of the equipment.

[0029] In the present scheme, a defective component detection device for printed circuit boards uses the third cylinder 303 to slowly push the circuit board body 312 on the conveying frame 301 when in use, so that the circuit board body 312 at the front end can smoothly reach the side of the blocking frame 310, and the blocking frame 310 can be used to intercept and release the circuit board body 312 through the extension and contraction of the fourth cylinder 311. When the front circuit board body 312 is inspected, the blocking frame 310 will retract the circuit board body 312 on its side. When the circuit board body 312 reaches the first inspection When the top of the measuring rod 208 reaches the bottom of the second measuring rod 209, the first cylinder 207 extends the first measuring rod 208 upward and the second cylinder 210 presses the second measuring rod 209 downward, so that the bottom and the top of the circuit board body 312 can be detected simultaneously. After the detection is completed, the first detection rod 208 and the second detection rod 209 retract at the same time, waiting for the next circuit board body 312 to enter the top of the first detection rod 208 and the bottom of the second detection rod 209, and then detect it, so that continuity detection can be carried out.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A printed circuit board defective component detection device, comprising an adjustable support assembly (1), characterized in that: A detection component (2) is arranged on the top of the adjusting support component (1), and a conveying and positioning component (3) is fixedly connected to the top of the adjusting support component (1); The detection component (2) comprises a second mounting frame (201), a receiving plate (206) is fixedly connected to the interior of the second mounting frame (201), a first cylinder (207) is installed at the bottom of the receiving plate (206), a first detection rod (208) is fixedly connected to the output end of the first cylinder (207), a support column (211) is fixedly connected to the top of the receiving plate (206), a support plate (212) is fixedly connected to the top of the support column (211), a top plate (213) is arranged on the top of the support plate (212), a second cylinder (210) is installed at the bottom of the top plate (213), and a second detection rod (209) is fixedly connected to the output end of the second cylinder (210); The conveying and positioning assembly (3) comprises a conveying frame (301), the top of the conveying frame (301) is fixedly connected to a support plate (305), the interior of the support plate (305) is fixedly connected to a sliding rod (306), the side of the sliding rod (306) is slidably connected to an adjusting slider (307), the bottom of the adjusting slider (307) is fixedly connected to a mounting plate (309), the top of the mounting plate (309) is installed with a fourth cylinder (311), and the output end of the fourth cylinder (311) is fixedly connected to a blocking frame (310).

2. A printed circuit board defective component detection device according to claim 1, characterized in that: A storage box (202) is fixedly connected to the interior of the second mounting frame (201), and a control box (203) is fixedly connected to the bottom of the second mounting frame (201), and four control boxes (203) are provided.

3. A printed circuit board defective component detection device according to claim 1, characterized in that: A control box (203) is fixedly connected to the side of the conveying frame (301), a display screen (205) is fixedly connected to the side of the control box (203), and an alarm light (204) is fixedly connected to the top of the control box (203).

4. A printed circuit board defective component detection device according to claim 1, characterized in that: A movable lock (308) is arranged on the side of the adjusting slider (307), and a plurality of the movable lock (308), the adjusting slider (307) and the movable lock (308) are arranged.

5. The printed circuit board defective component detection device according to claim 1, characterized in that: Two sliding rods (306) are provided, and three mounting plates (309), blocking frames (310) and fourth cylinders (311) are provided. A fixing sleeve (304) is fixedly connected to the interior of the conveying frame (301), and a third cylinder (303) is provided inside the fixing sleeve (304).

6. A printed circuit board defective component detection device according to claim 1, characterized in that: A groove (302) is fixedly connected to the side of the conveying frame (301), and a circuit board body (312) is arranged inside the conveying frame (301).

7. A printed circuit board defective component detection device according to claim 1, characterized in that: The adjustable support assembly (1) comprises a first mounting frame (101), wherein an adjustable support rod (102) is arranged inside the first mounting frame (101).

8. A printed circuit board defective component detection device according to claim 7, characterized in that: The bottom of the adjusting support rod (102) is fixedly connected to a first foot (103), and a plurality of the adjusting support rod (102) and the first foot (103) are provided.

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