Manipulator type full-automatic ICT tester

By designing a robotic fully automatic ICT test machine, using robotic arms and suction cup actuators to achieve automated inspection, the existing ICT test machine has solved the problems of low efficiency and low coverage, and improved the efficiency and product quality of circuit board inspection.

CN222337213UActive Publication Date: 2025-01-10VAN WATSON (SHANGHAI) AUTOMATED TESTING EQUIPMENT CO LTD
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Patent Information

Application Number
CN202420869064.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-24
Publication Date
2025-01-10
Estimated Expiration
2034-04-24

AI Technical Summary

Technical Problem

The existing ICT test machines are mainly semi-automated, resulting in low testing efficiency, high cost and low coverage, and the inability to fully detect various defects on the circuit board.

Method used

A fully automatic ICT test machine of robot type is designed, including robot base, robot arm, terminal suction cup actuator, ICT test bench, tool mold top, tool mold bottom, main control cabinet and movable control cabinet rack, using robot arm It realizes automated testing with suction cup actuator, and combines sensors and control systems for accurate inspection.

Benefits of technology

It realizes automatic loading and unloading, improves testing efficiency and coverage, and can fully detect various defects on the circuit board, reduces production costs, and improves product quality and qualification rates.

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    Figure CN222337213U_ABST
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Abstract

The utility model discloses a manipulator type full-automatic ICT testing machine, and relates to an ICT testing machine. Comprising a mechanical arm base, a mechanical arm control box, a mechanical arm, a tail end suction cup actuator, an ICT testboard, a tool upper die, a tool lower die, a master control cabinet and a movable control cabinet rack, the mechanical arm control box is arranged on one side of the upper portion of the mechanical arm base, the mechanical arm is arranged on the top of the mechanical arm base, and the mechanical arm is connected with the mechanical arm control box; the end part of the mechanical arm is provided with a tail end suction cup executor, an ICT test bench is arranged below the tail end suction cup executor, the ICT test bench is provided with a tool upper die and a tool lower die, the master control cabinet is arranged on the other side of the ICT test bench, and the master control cabinet is arranged on the movable control cabinet rack. The device is reasonable in structural design, convenient and reliable to operate, wide in test range, and capable of improving the production efficiency, saving the production cost, improving the product quality and ensuring the qualified rate of products.
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Description

Technical Field

[0001] The utility model relates to an ICT testing machine, in particular to a manipulator-type fully automatic ICT testing machine. Background Art

[0002] An ICT (In-Circuit Test) tester is a device used to test electronic components on a circuit board. It applies current and voltage to the circuit board to measure parameters such as resistance, capacitance, and inductance of each component to check whether the components are working properly and whether the circuits on the circuit board are connected correctly. Currently, most ICT testers on the market are semi-automatic and require manual assistance, which is time-consuming and labor-intensive, with low test efficiency and high test costs. The test items are relatively one-sided and have low coverage.

[0003] In summary, the utility model designs a manipulator-type fully automatic ICT testing machine. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a manipulator-type fully automatic ICT testing machine with reasonable structural design, convenient and reliable operation, and a wide testing range, which can improve production efficiency, save production costs, improve product quality, and ensure product qualification rate.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a manipulator type fully automatic ICT testing machine, including a manipulator base, a manipulator control box, a manipulator arm, an end suction cup actuator, an ICT test bench, a tooling upper mold, a tooling lower mold, a main control cabinet and a movable control cabinet rack, a manipulator control box is arranged on one side of the upper part of the manipulator base, a manipulator arm is arranged on the top of the manipulator base, the manipulator arm is connected to the manipulator control box, an end suction cup actuator is arranged at the end of the manipulator arm, an ICT test bench is arranged below the end suction cup actuator, an upper tooling mold and a lower tooling mold are arranged on the ICT test bench, the main control cabinet is arranged on the other side of the ICT test bench, and the main control cabinet is arranged on the movable control cabinet rack.

[0006] Preferably, a driver, a button and a fan are provided in the control box of the robotic arm.

[0007] Preferably, the robotic arm is composed of a robotic arm body, joints, sensors and a controller. The robotic arm bodies are connected through the joints, and the controller and the sensor are respectively provided at both ends of the robotic arm body.

[0008] Preferably, the end suction cup actuator comprises a vacuum pump and a suction cup.

[0009] The utility model has the following beneficial effects:

[0010] 1. Loading and unloading of the robot can reduce the operation time of personnel, improve production efficiency and reduce costs;

[0011] 2. The ICT test bench measures all parts on the circuit board, including resistors, capacitors, inductors, diodes, transistors, FETs, SCRs, LEDs and ICs, etc. It has a high test coverage and comprehensive test items. It can detect various defects of circuit board products such as short circuits, open circuits, missing parts, wrong parts, defective parts or poor assembly, etc., to improve product quality and ensure the product qualification rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is described in detail below with reference to the accompanying drawings and specific embodiments;

[0013] Figure 1 It is a structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0014] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0015] Reference Figure 1 , this specific embodiment adopts the following technical scheme: a manipulator type fully automatic ICT testing machine, including a manipulator base 1, a manipulator control box 2, a manipulator 3, an end suction cup actuator 4, an ICT test bench 5, a tooling upper mold 6, a tooling lower mold 7, a main control cabinet 8 and a movable control cabinet rack 9, a manipulator control box 2 is arranged on one side of the upper part of the manipulator base 1, a manipulator 3 is arranged on the top of the manipulator base 1, the manipulator 3 is connected to the manipulator control box 2, an end suction cup actuator 4 is arranged at the end of the manipulator 3, an ICT test bench 5 is arranged below the end suction cup actuator 4, an upper tooling mold 6 and a lower tooling mold 7 are arranged on the ICT test bench 5, the main control cabinet 8 is arranged on the other side of the ICT test bench 5, and the main control cabinet 8 is arranged on the movable control cabinet rack 9.

[0016] It is worth noting that the robot arm control box 2 is provided with a driver, a button and a fan, and the parameters are set for the motor to control the precise movement of the robot arm.

[0017] It is worth noting that the robot arm 3 is composed of a robot arm body 31, a joint 32, a sensor 33 and a controller 34. The robot arm bodies 31 are connected through the joints 32, and the controller 34 and the sensor 33 are respectively provided at both ends of the robot arm body 31. The joints are rotated and moved to repeatedly and stably carry the loading and unloading of circuit boards.

[0018] In addition, the end suction cup actuator 4 includes a vacuum pump and a suction cup. According to the layout of the circuit board components, a suitable suction cup shape and size are reasonably selected, and the parameters of the control system are adjusted to achieve accurate adsorption of the circuit board.

[0019] The manipulator base of this specific implementation method is composed of a base, a bracket, a reinforcing rib, etc. It is used to fix and support the manipulator arm and the control box. The ICT test bench is composed of a test machine, a test card, and a test software. The main function of the test machine is to connect the circuit board to the test card and then test it. The test card is an automated advanced meter. And because it has the function of isolating components, it can accurately measure the voltage, current, and resistance of each component. The test software is a tool for writing and executing test programs; the upper mold of the tooling is composed of an aluminum frame, a gas spring, a pressure plate, etc. It is used for pressing the circuit board, and the cylinder controls the automatic opening and closing of the upper cover. The lower mold of the tooling is composed of an aluminum frame, a needle bed, a probe, etc. It is used to transfer the circuit board test signal point to the test card. The main control cabinet is composed of a sheet metal box, a button, a solenoid valve, etc. It is used to control and coordinate the movement coordination between the manipulator arm, the test bench, and the tooling, and to transmit and process the information and instructions sent between them and execute them. The movable control cabinet rack is used to support, place and move the control cabinet to realize multi-device sharing.

[0020] The working principle of this specific implementation method is as follows: the robot uses the end suction cup actuator to absorb the circuit board to be tested from the loading tray and move it to the carrier plate inside the lower mold of the tooling. After the tooling detects the circuit board product, the control system closes the upper cover of the tooling and presses it down. At this time, the lower mold probe will contact the test point of the circuit board and connect to the test card through the adapter pin of the lower mold of the tooling. Then, the written test program is started and executed. After the test results are fed back and the test records are saved, the robot transfers the tested circuit board to the unloading tray.

[0021] The technical solution of the utility model is to meet the high-yield demand of circuit board detection while ensuring the qualified rate of products, improving product quality and saving production costs.

[0022] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A manipulator-type fully automatic ICT testing machine, characterized in that: The invention comprises a manipulator base (1), a manipulator arm control box (2), a manipulator arm (3), an end suction cup actuator (4), an ICT test bench (5), a tooling upper die (6), a tooling lower die (7), a main control cabinet (8) and a movable control cabinet frame (9); a manipulator arm control box (2) is arranged on one side of the upper part of the manipulator base (1); a manipulator arm (3) is arranged on the top of the manipulator base (1); the manipulator arm (3) is connected to the manipulator arm control box (2); an end suction cup actuator (4) is arranged at the end of the manipulator arm (3); an ICT test bench (5) is arranged below the end suction cup actuator (4); an upper tooling die (6) and a lower tooling die (7) are arranged on the ICT test bench (5); the main control cabinet (8) is arranged on the other side of the ICT test bench (5); and the main control cabinet (8) is arranged on the movable control cabinet frame (9).

2. A manipulator-type fully automatic ICT testing machine according to claim 1, characterized in that: The mechanical arm control box (2) is provided with a driver, a button and a fan.

3. A manipulator-type fully automatic ICT testing machine according to claim 1, characterized in that: The robotic arm (3) is composed of a robotic arm body (31), a joint (32), a sensor (33) and a controller (34); the robotic arm bodies (31) are connected via the joint (32); and the controller (34) and the sensor (33) are respectively arranged at both ends of the robotic arm body (31).

4. A manipulator-type fully automatic ICT testing machine according to claim 1, characterized in that: The end suction cup actuator (4) comprises a vacuum pump and a suction cup.