Testing device for PCB production

Abstract

The utility model discloses a testing device for PCB production, which belongs to the technical field of testing for PCB production, and comprises a servo motor, the upper end of the servo motor is slidably connected with a bottom plate, the upper end of the bottom plate is provided with a plurality of regular limiting grooves, the regular limiting grooves are slidably connected with a supporting device, and the supporting device is provided with a clamping device. An octagonal disc is fixedly connected to the middle of the upper end of the bottom plate, a plurality of regular fixing devices are arranged on the outer surface of the octagonal disc, the other ends of the regular fixing devices are slidably connected to the limiting groove, a rear plate is fixedly connected to one side of the bottom plate, an upper plate is fixedly connected to one side of the upper end of the rear plate, and an air pump is arranged in the middle of the upper plate. One side of the lower end of the upper plate is fixedly connected with a detection device, through cooperation of a servo motor and the bottom plate, the test efficiency of the device is improved, through the effect of an air pump, the surface of a PCB needing to be detected is in a clean state, and the test accuracy of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of testing for PCB board production, and in particular relates to a testing device for PCB board production. Background Art

[0002] Circuit boards can be called printed circuit boards or printed circuit boards, FPC circuit boards (FPC circuit boards are also called flexible circuit boards. Flexible circuit boards are made of polyimide or polyester film as a substrate. They are highly reliable and extremely flexible printed circuit boards with high wiring density, light weight, thin thickness, and good bending properties) and hard-flex boards - the birth and development of FPC and PCB have given rise to a new product, the hard-flex board. Therefore, the hard-flex board is a flexible circuit board and a rigid circuit board. After processes such as pressing, they are combined together according to relevant process requirements to form a circuit board with FPC characteristics and PCB characteristics.

[0003] In the prior art, a test device for PCB board production is disclosed with patent announcement number CN211856806U. The patent provides a guide sleeve and a guide column, and the guide column and the guide sleeve cooperate with each other, so that the probe on the probe fixing plate moves vertically up and down, avoiding the deviation of the probe and avoiding the pressure damage to the PCB board during the test. However, the following deficiencies still exist in actual use: from a practical point of view, the device tests one piece at a time, the efficiency is too low, which is not conducive to the production efficiency of the factory production line, and the produced PCB boards may be stained with some dirt, affecting the subsequent test results.

[0004] Therefore, a testing device for PCB board production is needed to solve the problem that the existing device in the prior art tests one board at a time, which is too inefficient and is not conducive to the production efficiency of the factory production line, and the produced PCB boards may be contaminated with some dirt, affecting the subsequent test results. Utility Model Content

[0005] The purpose of the utility model is to provide a testing device for PCB board production to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a test device for PCB board production, comprising a servo motor, the upper end of the servo motor is slidably connected to a base plate, the upper end of the base plate is provided with a plurality of regular limit grooves, the plurality of regular limit grooves are slidably connected to a supporting device, and an octagonal plate is fixedly connected to the middle of the upper end of the base plate, the outer surface of the octagonal plate is provided with a plurality of regular fixing devices, the other ends of the plurality of regular fixing devices are slidably connected to the limit grooves, and one side of the base plate is fixedly connected to a rear plate, one side of the upper end of the rear plate is fixedly connected to an upper plate, an air pump is provided in the middle of the upper plate, and one side of the lower end of the upper plate is fixedly connected to a detection device.

[0007] It should be noted in the scheme that the output end of the servo motor is meshedly connected with a rotating shaft, the upper end of the rotating shaft is fixedly connected to a base plate, the lower edge of the base plate is provided with a protruding guide, and the protruding guide is slidably connected to the upper end of the servo motor.

[0008] It is further worth explaining that the limit grooves described in some rules all include a limit plate, a through groove three is provided on one side of the limit plate, and a through groove one is provided on the upper surface of the bottom plate located in the middle of the limit plate, a through groove two is provided on the lower surface of the bottom plate located at the through groove, the other end of the through groove two extends through the outer surface of the bottom plate, and connecting grooves are provided on both sides of one end of the through groove two of the bottom plate.

[0009] It should be further explained that the supporting devices all include a supporting plate, a connecting block 1 is fixedly connected to the middle part of the lower end of the supporting plate, a fixed shaft 1 is fixedly connected to both sides of the connecting block 1, and a connecting block 2 is fixedly connected to the front end of the connecting block 1, a fixed shaft 2 is slidably connected inside the other end of the connecting block 2, both ends of the fixed shaft 2 are fixedly connected to both sides of the through groove 2, and a fixed handle is fixedly connected to the other end of the connecting block 2, and the fixed handle is at a certain angle to the horizontal plane.

[0010] As a preferred embodiment, the fixing devices described in some rules all include a limit plate, one end of the limit plate is fixedly connected to a rubber pad, and the other ends of the limit plate are fixedly connected to springs on both sides, the limit plate is located in the middle of the spring and is fixedly connected to a connecting column one, a sliding groove is provided inside the connecting column one, a slider is slidably connected to the inner surface of the sliding groove, the other end of the slider is fixedly connected to a connecting column two, and the connecting column two and the other end of the spring are fixedly connected to the outer surface of the octagonal disk.

[0011] As a preferred embodiment, an air inlet hole is fixedly provided at the upper end of the air pump, an air inlet cover is fixedly connected to the upper end of the air inlet hole, and an air outlet plate is fixedly connected to one side of the lower end of the air pump, the air outlet at the lower end of the air outlet plate is fitly connected to the limit plate, and a through hole connected to the outside world is provided at the front end of the air outlet plate.

[0012] As a preferred embodiment, a groove is provided at the lower end of the detection device, the outer surface of the lower end of the detection device is located at the upper end of the groove and is slidably connected to a movable shaft, the lower end of the movable shaft is fixedly connected to a connecting plate, and a plurality of probes are installed at the lower end of the connecting plate.

[0013] Compared with the prior art, the test device for PCB production provided by the utility model has at least the following beneficial effects:

[0014] (1) The servo motor drives the base plate to rotate, thereby driving the PCB board fixed on the base plate to rotate, that is, to reach the corresponding test position. The test efficiency is high and it is adapted to the rapid working efficiency of the production line, thereby realizing the practicality of the test device for PCB board production.

[0015] (2) Through the action of the air pump, the PCB board to be tested will be cleaned before the test, so that the surface of the PCB board to be tested is in a clean state, which increases the test accuracy of the device. Through the action of the air pump, those components with insufficient adhesion can be tested, further improving the practicality of the PCB board production test device.

[0016] (3) The mutual cooperation of the fixing device, the supporting device and the limiting groove facilitates the loading and unloading of the PCB board. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front structural schematic diagram of the utility model;

[0018] Figure 2 It is a side structural schematic diagram of the utility model;

[0019] Figure 3 The cross-sectional structure of the utility model is shown in FIG. Figure 1 ;

[0020] Figure 4 The cross-sectional structure of the utility model is shown in FIG. Figure 2 ;

[0021] Figure 5 The cross-sectional structure of the utility model is shown in FIG. Figure 3 ;

[0022] Figure 6 It is a schematic diagram of the cross-sectional structure of the fixing device of the utility model.

[0023] In the figure: 1, servo motor; 2, rear plate; 3, upper plate; 4, air pump; 401, air inlet cover; 402, air outlet plate; 5, detection device; 501, groove; 502, moving axis; 503, connecting plate; 504, probe; 6, bottom plate; 7, supporting device; 701, supporting plate; 702, connecting block 1; 703, fixed axis 1; 704, connecting block 2; 705, fixed handle; 706, Fixed shaft two; 8, limit groove; 801, limit plate; 802, through groove one; 803, through groove two; 804, through groove three; 805, connecting groove; 9, octagonal plate; 10, fixing device; 1001, limit plate; 1002, rubber pad; 1003, spring; 1004, connecting column one; 1005, sliding groove; 1006, slider; 1007, connecting column two; 11, rotating shaft. DETAILED DESCRIPTION

[0024] The present invention will be further described below in conjunction with the embodiments.

[0025] See also Figure 1-6 The utility model provides a testing device for PCB board production, including: a servo motor 1, a bottom plate 6 is slidably connected to the upper end of the servo motor 1, a plurality of regular limit grooves 8 are provided on the upper end of the bottom plate 6, a plurality of regular limit grooves 8 are slidably connected to a supporting device 7, and an octagonal plate 9 is fixedly connected to the middle of the upper end of the bottom plate 6, a plurality of regular fixing devices 10 are provided on the outer surface of the octagonal plate 9, the other ends of the plurality of regular fixing devices 10 are slidably connected to the limit groove 8, and a rear plate 2 is fixedly connected to one side of the bottom plate 6, an upper plate 3 is fixedly connected to one side of the upper end of the rear plate 2, an air pump 4 is provided in the middle of the upper plate 3, and a detection device 5 is fixedly connected to one side of the lower end of the upper plate 3.

[0026] Further as Figure 4 As shown, it is worth explaining in detail that the output end of the servo motor 1 is meshedly connected with a rotating shaft 11, the upper end of the rotating shaft 11 is fixedly connected with a base plate 6, the lower end edge of the base plate 6 is provided with a protruding guide, and the protruding guide is slidably connected to the upper end of the servo motor 1. Through the servo motor 1, the rotating shaft 11 rotates to drive the base plate 6 to rotate, thereby realizing mechanized position movement of the limit plate 801, reducing the uncertainty of manual operation, and is conducive to improving the practicality of the test device for PCB board production.

[0027] Further as Figure 4 As shown, it is worth specifically explaining that the several regular limit grooves 8 all include a limit plate 801, a through groove three 804 is provided on one side of the limit plate 801, and a through groove one 802 is provided on the upper surface of the bottom plate 6 located in the middle of the limit plate 801, and a through groove two 803 is provided on the lower surface of the bottom plate 6 located at the through groove one 802, and the other end of the through groove two 803 extends through the outer surface of the bottom plate 6, and connecting grooves 805 are provided on both sides of one end of the bottom plate 6 located at the through groove two 803. Through the several regular limit grooves 8, the PCB board can be conveniently fixed, and the support device 7 can be conveniently removed from the PCB board, thereby improving the applicability of the test device for PCB board production.

[0028] This solution has the following working process: first, move the limit plate 1001 backward, then place the PCB board inside the limit plate 801, and then release the limit plate 1001. One end of the limit plate 1001 will fix the PCB board due to the action of the spring 1003, and then turn on the servo motor 1 and the detection device 5. The output end of the servo motor 1 drives the rotating shaft 11 to rotate, that is, drives the bottom plate 6 to rotate. When the limit plate 801 and the PCB board just reach the bottom of the connecting plate 503 of the detection device 5, the servo motor 1 stops working, and the detection device 5 will make the connecting plate 503 of the detection device 5 rotate. The connecting plate 503 drives the probe 504 to move to the upper surface of the PCB board for testing. After the test is completed, the detection device 5 will cause the connecting plate 503 to drive the probe 504 to return to the original position, and the servo motor 1 will repeat the above operation. When the PCB board that has completed the test needs to be removed, it is only necessary to move the limit plate 1001 and then press the fixed handle 705. The support plate 701 will push the PCB board upward and take it out. At the same time as the above testing, turn on the air pump 4, and the air pump 4 will drive the airflow to clean the surface of the PCB board that needs to be tested.

[0029] According to the above working process, it can be known that: through the servo motor 1, the rotating shaft 11 rotates to drive the bottom plate 6 to rotate, so that the position movement of the limit plate 801 is mechanized, which reduces the uncertainty of manual operation and is beneficial to improving the practicality of the test device for PCB board production. Through a number of regular limit grooves 8, the PCB board can be easily fixed and the support device 7 can be conveniently removed from the PCB board, thereby improving the applicability of the test device for PCB board production.

[0030] Further as Figure 5 As shown, it is worth specifically explaining that the supporting devices 7 include a supporting plate 701, a connecting block 1 702 is fixedly connected to the middle part of the lower end of the supporting plate 701, a fixed shaft 1 703 is fixedly connected to both sides of the connecting block 1 702, and a connecting block 2 704 is fixedly connected to the front end of the connecting block 1 702, a fixed shaft 2 706 is slidably connected to the other end of the connecting block 2 704, both ends of the fixed shaft 2 706 are fixedly connected to both sides of the through groove 2 803, and a fixed handle 705 is fixedly connected to the other end of the connecting block 2 704, and the fixed handle 705 is at a certain angle to the horizontal plane. Through the supporting device 7, that is, by pressing the fixed handle 705, the support plate 701 can be used to take out the tested PCB board through the lever principle, which is simple and convenient to operate and saves manpower.

[0031] Further as Figure 6As shown, it is worth specifically explaining that several regular fixing devices 10 all include a limit plate 1001, one end of the limit plate 1001 is fixedly connected to a rubber pad 1002, and both sides of the other end of the limit plate 1001 are fixedly connected to a spring 1003, the limit plate 1001 is located in the middle of the spring 1003 and is fixedly connected to a connecting column 1004, the connecting column 1004 is provided with a sliding groove 1005 inside, the inner surface of the sliding groove 1005 is slidably connected to a slider 1006, the other end of the slider 1006 is fixedly connected to a connecting column 2 1007, and the connecting column The second 1007 and the other end of the spring 1003 are fixedly connected to the outer surface of the octagonal disk 9. Through a number of regular fixing devices 10, PCB boards of different specifications can be automatically fixed inside the limit disk 801. The position and movement trajectory of the limit plate 1001 are restricted and stipulated through the connecting column 1004, the spring 1003, the sliding groove 1005, the slider 1006 and the connecting column 1007, which facilitates the fixation of the PCB board by the limit plate 1001. The rubber pad 1002 can play a certain protective role in the fixation of the PCB board.

[0032] Further as Figure 1 As shown, it is worth specifically explaining that an air inlet is fixedly provided on the upper end of the air pump 4, an air inlet cover 401 is fixedly connected to the upper end of the air inlet, and an air outlet plate 402 is fixedly connected to one side of the lower end of the air pump 4, and the air outlet at the lower end of the air outlet plate 402 is fitted and connected to the limit plate 801, and a through hole connected to the outside world is provided at the front end of the air outlet plate 402, through the action of the air pump 4, the PCB board to be tested will be cleaned in the first step before the test, so that the surface of the PCB board to be tested is in a clean state, which increases the test accuracy of the device, and through the action of the air pump 4, those components that are not firmly adhered can be tested, further improving the practicality of the test device for PCB board production, and through the air inlet cover 401, the operation of the air pump 4 can be made more stable.

[0033] Further as Figure 2 As shown, it is worth explaining in detail that a groove 501 is provided at the lower end of the detection device 5, and the outer surface of the lower end of the detection device 5 is located at the upper end of the groove 501 and is slidably connected with a movable shaft 502, and the lower end of the movable shaft 502 is fixedly connected with a connecting plate 503, and a plurality of probes 504 are installed at the lower end of the connecting plate 503. Through the detection device 5, the PCB board at the corresponding position can be tested.

[0034] In summary: first move the limit plate 1001 backward, then place the PCB board inside the limit plate 801, and then release the limit plate 1001. One end of the limit plate 1001 will fix the PCB board due to the action of the spring 1003. Then turn on the servo motor 1 and the detection device 5. The output end of the servo motor 1 drives the rotating shaft 11 to rotate, that is, drives the bottom plate 6 to rotate. When the limit plate 801 and the PCB board just reach the bottom of the connecting plate 503 of the detection device 5, the servo motor 1 stops working, and the detection device 5 causes the connecting plate 503 to drive the probe 504 to move. The probe 504 is moved to the upper surface of the PCB board for testing. After the test is completed, the detection device 5 will make the connection plate 503 drive the probe 504 to return to the original position, and the servo motor 1 can repeat the above operation. When the PCB board that has been tested needs to be removed, it is only necessary to move the limit plate 1001 and then press the fixed handle 705. The support plate 701 will push the PCB board upward and take it out. At the same time as the above test, turn on the air pump 4, which will drive the air flow to clean the surface of the PCB board that needs to be tested. Through the support device 7, that is, by pressing the fixed handle 7 05, the support plate 701 can be used to take out the tested PCB board through the lever principle, the operation is simple and convenient, and manpower is saved. Through a number of regular fixing devices 10, PCB boards of different specifications can be automatically fixed inside the limit plate 801, and the position and movement trajectory of the limit plate 1001 are limited and specified through the connecting column 1004, the spring 1003, the sliding groove 1005, the slider 1006 and the connecting column 2 1007, which facilitates the fixing of the limit plate 1001 to the PCB board, and through the rubber pad 1002, it can It plays a certain protective role in the fixation of the PCB board. Through the action of the air pump 4, the PCB board to be tested will be cleaned in the first step before the test, so that the surface of the PCB board to be tested is in a clean state, which increases the test accuracy of the device. Through the action of the air pump 4, those components that are not firmly adhered can be tested, further improving the practicality of the test device for PCB board production. Through the air inlet cover 401, the operation of the air pump 4 can be made more stable. Through the detection device 5, the PCB board at the corresponding position can be tested.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A test device for PCB production, comprising a servo motor (1), characterized in that: The upper end of the servo motor (1) is slidably connected to a base plate (6), the upper end of the base plate (6) is provided with a plurality of regular limit grooves (8), the plurality of regular limit grooves (8) are slidably connected to a support device (7), and the middle part of the upper end of the base plate (6) is fixedly connected to an octagonal plate (9), the outer surface of the octagonal plate (9) is provided with a plurality of regular fixing devices (10), the other ends of the plurality of regular fixing devices (10) are slidably connected to the limit groove (8), and one side of the base plate (6) is fixedly connected to a rear plate (2), one side of the upper end of the rear plate (2) is fixedly connected to an upper plate (3), an air pump (4) is provided in the middle part of the upper plate (3), and one side of the lower end of the upper plate (3) is fixedly connected to a detection device (5).

2. A PCB production testing device according to claim 1, characterized in that: The output end of the servo motor (1) is meshedly connected with a rotating shaft (11), the upper end of the rotating shaft (11) is fixedly connected with a base plate (6), the lower edge of the base plate (6) is provided with a protruding guide, and the protruding guide is slidably connected to the upper end of the servo motor (1).

3. A PCB production testing device according to claim 2, characterized in that: The limiting grooves (8) described in some rules all include a limiting plate (801), one side of the limiting plate (801) is provided with a through groove three (804), and the upper surface of the bottom plate (6) located in the middle of the limiting plate (801) is provided with a through groove one (802), the bottom plate (6) is located on the lower surface of the through groove one (802) is provided with a through groove two (803), the other end of the through groove two (803) is extended through the outer surface of the bottom plate (6), and the bottom plate (6) is located at one end of the through groove two (803) is provided with connecting grooves (805) on both sides.

4. A PCB production testing device according to claim 3, characterized in that: The supporting devices (7) all include a supporting plate (701), the middle part of the lower end of the supporting plate (701) is fixedly connected with a connecting block 1 (702), both sides of the connecting block 1 (702) are fixedly connected with a fixed shaft 1 (703), and the front end of the connecting block 1 (702) is fixedly connected with a connecting block 2 (704), the other end of the connecting block 2 (704) is internally slidably connected with a fixed shaft 2 (706), both ends of the fixed shaft 2 (706) are fixedly connected to both sides of the through groove 2 (803), and the other end of the connecting block 2 (704) is fixedly connected with a fixed handle (705), and the fixed handle (705) forms a certain angle with the horizontal plane.

5. A PCB production testing device according to claim 4, characterized in that: The fixing device (10) described in some rules includes a limit plate (1001), one end of the limit plate (1001) is fixedly connected to a rubber pad (1002), and the other end of the limit plate (1001) is fixedly connected to a spring (1003) on both sides, the limit plate (1001) is located in the middle of the spring (1003) and is fixedly connected to a connecting column (1004), a sliding groove (1005) is provided inside the connecting column (1004), the inner surface of the sliding groove (1005) is slidably connected to a slider (1006), the other end of the slider (1006) is fixedly connected to a connecting column (1007), and the other end of the connecting column (1007) and the spring (1003) are fixedly connected to the outer surface of the octagonal plate (9).

6. A PCB production testing device according to claim 5, characterized in that: An air inlet hole is fixedly provided at the upper end of the air pump (4), an air inlet cover (401) is fixedly connected to the upper end of the air inlet hole, and an air outlet plate (402) is fixedly connected to one side of the lower end of the air pump (4), the air outlet at the lower end of the air outlet plate (402) is fitted and connected to the limit plate (801), and a through hole connected to the outside is provided at the front end of the air outlet plate (402).

7. A PCB production testing device according to claim 6, characterized in that: The lower end of the detection device (5) is provided with a groove (501); the outer surface of the lower end of the detection device (5) is located at the upper end of the groove (501) and is slidably connected to a movable shaft (502); the lower end of the movable shaft (502) is fixedly connected to a connecting plate (503); and a plurality of probes (504) are installed at the lower end of the connecting plate (503).

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