Rapid clamping tool for PCB test

Abstract

The utility model relates to the technical field of clamping and fixing, in particular to a rapid clamping tool for PCB testing. The utility model provides a PCB test fast clamping tool, including mounting cabinet, support table, testboard, connecting frame, guide pillar, splint, spring etc. The top of mounting cabinet is equipped with support table, the top of support table is equipped with testboard, the four sides of support table top are all equipped with connecting frame, each connecting frame is equipped with the guide pillar in symmetry, and the guide pillar is equipped with the spring. A clamping plate is arranged between every two guide columns in a sliding mode, two springs are connected between each clamping plate and the adjacent connecting frame, and the springs are arranged on the adjacent guide columns in a sleeving mode. According to the utility model, through the design of the guide columns and the clamping plates, the PCB can be rapidly clamped without using traditional fixing modes such as screws or buckles, so that the operation steps are simplified, the clamping time is shortened, the overall efficiency of the PCB test is improved, and the PCB clamping device is especially suitable for large-batch test requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of clamping and fixing, especially relates to a PCB test rapid clamping tool. BACKGROUND

[0002] As the core component of modern electronic equipment, printed circuit board (PCB) undertakes the important task of connection, support and protection of electronic components, and its manufacturing quality is directly related to the performance and reliability of electronic equipment. In the production process of PCB, the testing link is crucial, which not only verifies the correctness of the function of PCB, but also ensures its reliability in actual application.

[0003] However, when testing PCB, how to quickly and stably fix PCB in a position convenient for testing has always been a technical problem. Traditional clamping methods, such as using screws or buckles for fixing, can meet the testing requirements to some extent, but have many shortcomings. First of all, these methods often need manual adjustment of screws or buckles, which is tedious and inefficient, especially in large-scale production environment, this inefficient clamping method will significantly affect the production progress. Secondly, the traditional clamping method is also troublesome when taking out the PCB, which not only increases the operation time, but also may cause unnecessary damage to the PCB.

[0004] Therefore, it is necessary to provide a PCB test rapid clamping tool. CONTENT OF THE UTILITY MODEL

[0005] In order to overcome the shortcomings of traditional clamping and tedious operation, the utility model provides a PCB test rapid clamping tool.

[0006] A kind of PCB test rapid clamping tool, including installation cabinet, support table, test table, connecting frame, guide column, clamping plate and spring, installation cabinet top is equipped with support table, support table top is equipped with test table, it is equipped with connecting frame in support table top four edges, each connecting frame is equipped with guide column in symmetry, it is slidably arranged with a clamping plate between every two guide columns, clamping plate is connected with two springs between adjacent connecting frame, spring is sleeved on adjacent guide column.

[0007] As a preferred technical scheme of the utility model, it further includes a pneumatic cylinder and a clamping plate, a pneumatic cylinder is installed on the left front side and the right rear side of the top of the support table, the piston rod of the pneumatic cylinder is provided with a clamping plate, the clamping plate is designed in a figure-of-eight shape, the two ends of the clamping plate extend outward and into the side edge of the adjacent clamping plate, and a clamping groove is formed in the side edge of the clamping plate to match the clamping plate.

[0008] As a preferred technical scheme of the utility model, it further includes an electric push rod and a top plate, an electric push rod is installed on the top inside of the installation cabinet, and a top plate is connected to the push rod of the electric push rod.

[0009] As a preferred technical scheme of the utility model, the position sensor is installed on the top plate.

[0010] As a preferred technical scheme of the utility model, the top of the clamping plate is designed as an inclined surface.

[0011] As a preferred technical scheme of the utility model, the inner side of the clamping plate is padded with a soft pad.

[0012] The utility model has the beneficial effects and obvious progress that:

[0013] The utility model discloses a design of the guide column and the clamping plate can quickly clamp the PCB board, and does not need to use the traditional fixing mode such as screw or buckle, and the operation step is simplified, and the clamping time is shortened, thereby improving the overall efficiency of the PCB board test, and being especially suitable for the test demand of large quantities. DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic view of the utility model.

[0015] Figure 2 It is the three-dimensional structure schematic view of the guide column, clamping plate and spring of the utility model.

[0016] Figure 3 It is the three-dimensional structure schematic view of the test bench, connecting frame and air cylinder of the utility model.

[0017] Figure 4 It is the three-dimensional structure schematic view of the clamping plate, air cylinder and clamping plate of the utility model.

[0018] Figure 5 It is the three-dimensional structure schematic view of the support table, connecting frame and electric push rod of the utility model.

[0019] Figure 6 It is the three-dimensional structure schematic view of the test bench, electric push rod and top plate of the utility model.

[0020] Wherein: 1 - installation cabinet, 2 - support table, 3 - test bench, 4 - connecting frame, 5 - guide column, 6 - clamping plate, 61 - clamping groove, 7 - spring, 8 - air cylinder, 9 - clamping plate, 10 - electric push rod, 11 - top plate, 12 - position sensor. CONCRETE IMPLEMENTATION

[0021] The utility model is described in detail below in connection with the drawings and specific embodiments, but not as the limitation of the utility model.

[0022] Embodiment: a kind of PCB test quick clamping tool, such as Figures 1-6As shown, including installation cabinet 1, support table 2, test table 3, connecting frame 4, guide column 5, clamping plate 6, clamping groove 61, spring 7, air cylinder 8, clamping plate 9, electric push rod 10, top plate 11 and position sensor 12, installation cabinet 1 as the support and installation foundation of the whole tooling, provides a stable installation environment, installation cabinet 1 top connected with support table 2, support table 2 top through bolt installation has test table 3, for placing the PCB to be tested, provide the plane required for testing, support table 2 top left and right sides are connected with connecting frame 4, each connecting frame 4 is connected with guide column 5 in a symmetrical manner, between every two guide columns 5 is connected with a clamping plate 6, the inner side of the clamping plate 6 is padded with soft pad, which protects the side edge of the PCB, the guide column 5 serves as the sliding track of the clamping plate 6, ensuring that the clamping plate 6 remains stable when moving, the clamping plate 6 is connected with two springs 7 between the adjacent connecting frame 4, the spring 7 is sleeved on the adjacent guide column 5, the spring 7 provides elastic force for the clamping plate 6, ensuring that the clamping plate 6 can tightly clamp the PCB, while allowing adaptive adjustment within a certain range, the top of the clamping plate 6 is designed as a slope, facilitating the entry and positioning of the PCB, air cylinders 8 are installed on the left front side and the right rear side of the top of the support table 2, and the two air cylinders 8 form a diagonal layout design, the piston rods of the air cylinders 8 are connected with clamping plates 9, the clamping plates 9 are designed in a spreader shape, and the two ends of the clamping plates 9 extend outward and into the side edges of the adjacent clamping plates 6, and the side edges of the clamping plates 6 are provided with clamping grooves 61 matched with the clamping plates 9, so as to realize the clamping between the clamping plates 6 and the clamping plates 9, the clamping and release of the clamping plates 6 are realized by driving the clamping plates 9 to move through the air cylinders 8, facilitating the quick clamping of the PCB, the electric push rod 10 is vertically installed upward at the center position of the top inside the installation cabinet 1, the pushing rod of the electric push rod 10 extends upward and penetrates the middle part of the test table 3, the top plate 11 is connected with the pushing rod of the electric push rod 10, the top plate 11 is designed in a quadrilateral shape, the middle part of the test table 3 is provided with a mounting opening matched with the top plate 11, and the top plate 11 is located in the mounting opening in the middle part of the test table 3, when the PCB needs to be taken out, the pushing rod of the electric push rod 10 can be driven to elongate, driving the top plate 11 to move upward and eject the PCB, the position sensor 12 is installed at the center position of the top plate 11, which can accurately detect the current position of the PCB.

[0023] When the PCB test quick clamping tooling needs to be used, first of all, ensure that the installation cabinet 1 is stably placed in the working area, providing a stable support foundation for the whole tooling. Next, the PCB to be tested is accurately placed on the test table 3, ensuring that the PCB is in close contact with the test table 3 plane without shaking or tilting.

[0024] With the slope design on the top of the clamping plates 6, the PCB board can be easily guided to enter the reserved space between the clamping plates 6. Then, the air cylinder 8 is started, and the piston rod of the air cylinder 8 will push the clamping plate 9 to move. The two ends of the clamping plate 9 will extend and stretch into the side edges of the clamping plates 6, and perfectly fit into the preset clamping grooves 61, so as to realize the stable clamping of the clamping plates 6 to the PCB board. In this process, the spring 7 provides the clamping plates 6 with the necessary elastic force, so as to ensure that the clamping plates 6 can tightly clamp the PCB board, and at the same time, allow self-adaptive adjustment within a certain range to adapt to PCB boards of different sizes.

[0025] According to specific test requirements, the initial position of the electric push rod 10 is adjusted, so as to ensure that the top plate 11 does not interfere with the PCB board during the test. After all preparations are completed, the test system is started, and the PCB board is comprehensively tested according to the preset test program. The position sensor 12 will monitor the position information of the PCB board in real time, so as to ensure that the PCB board remains absolutely stable during the whole test process.

[0026] After the test is completed, the test system is first turned off. Then, the air cylinder 8 is started again, so that the clamping plate 9 returns to the initial position, thereby releasing the clamping of the clamping plates 6 to the PCB board. Then, the driving rod of the electric push rod 10 is elongated, and the top plate 11 is stably moved upward. The top plate 11 will easily lift the PCB board from the test table 3, so as to facilitate the operator to take it out.

[0027] It should be understood that the above description is only for exemplary purposes, and does not mean to limit the present application. Those skilled in the art will understand that the variations of the present application will be included in the scope of the claims herein.

Claims

1. A PCB test quick clamping tool, characterized in that: The utility model provides a kind of test device for electronic components, including installation cabinet (1), support table (2), test table (3), connecting frame (4), guide column (5), clamping plate (6) and spring (7), installation cabinet (1) top is equipped with support table (2), support table (2) top is equipped with test table (3), in support table (2) top four sides are equipped with connecting frame (4), each connecting frame (4) is equipped with guide column (5) with symmetry on each connecting frame (4), between every two guide columns (5) are slidably equipped with a clamping plate (6), clamping plate (6) is connected with two springs (7) between adjacent connecting frame (4), spring (7) is sleeved on adjacent guide column (5).

2. The quick clamping tool for testing PCB of claim 1, wherein: Still including cylinder (8) and clamping plate (9), in support table (2) top left front side and right rear side are equipped with cylinder (8), the piston rod of cylinder (8) is equipped with clamping plate (9), clamping plate (9) is designed as splayed, and the both ends of clamping plate (9) extend outward and extend into adjacent clamping plate (6) side, and the side of clamping plate (6) is equipped with the clamping groove (61) compatible with clamping plate (9).

3. The quick fixture for PCB testing as claimed in claim 2, wherein: Still including electric push rod (10) and top plate (11), in installation cabinet (1) inner top is equipped with electric push rod (10), in the push rod of electric push rod (10) is connected with top plate (11).

4. The quick clamping fixture for testing PCBs of claim 3, wherein: Still including position sensor (12), position sensor (12) is installed on top plate (11).

5. The quick fixture for PCB testing as claimed in claim 1, wherein: The top of clamping plate (6) is designed as inclined plane.

6. The quick fixture for PCB testing as claimed in claim 1, wherein: The inside of clamping plate (6) is padded with soft pad.

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