Pneumatic single board test fixture

Abstract

The utility model relates to the field of single board testing, and discloses a pneumatic single board testing jig which comprises a machine body, an acrylic panel is arranged at the top end of the machine body, a tray is arranged in the middle of the top end of the machine body, a product limiting block is fixedly installed at the top end of the tray, and a circuit board body is arranged at the top end of the tray. A pushing assembly is arranged on the left side of the tray and comprises a supporting seat, a quick clamp is fixedly installed at the top end of the supporting seat, a shifting rod is rotationally connected to the middle of the left side of the quick clamp, and a connecting block is hinged to the bottom of the right side of the shifting rod. According to the utility model, the guide rod and the connector probe are pushed to move to be plugged into the product connector, a circuit board host is rapidly tested, the probe does not need to be plugged into the product connector manually, the product connector is protected, the phenomenon that pins in the connector are deformed due to the fact that the probe cannot be seen clearly during plugging is prevented, the convenience of test connection is improved, and the test efficiency is improved. Meanwhile, the testing stability of the tool is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to single board test field especially relates to a pneumatic single board test fixture. BACKGROUND

[0002] In the electronic manufacturing industry, the pneumatic single board test fixture is an important tool indispensable in the electronic product manufacturing and research and development process, mainly used for performance, function and reliability test of the pneumatic single board, with the continuous development and updating of electronic products, the stability, accuracy and test efficiency of single board test are increasingly improved.

[0003] However, when testing the product, the personnel need to manually plug two wire harnesses into the product connector, but the wire insertion position space is narrow, and such cramped operation space greatly limits the action of the operator, making the wire insertion process difficult and time-consuming, not only reducing the test efficiency, but also possibly causing fatigue due to the uncomfortable posture of the operator, further affecting the accuracy and stability of the test, therefore, a pneumatic single board test fixture is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a pneumatic single board test fixture, which aims to improve the problem of "difficult and inconvenient wire insertion due to narrow operation space, reducing test efficiency" in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a pneumatic single board test fixture, comprising a machine body, an acrylic panel is arranged at the top end of the machine body, a tray is arranged at the top end of the machine body, a product limiting block is fixedly installed at the top end of the tray, a circuit board main body is arranged at the top end of the tray, a pushing assembly is arranged at the left side of the tray, the pushing assembly comprises a support seat, a quick clamp is fixedly installed at the top end of the support seat, a pull rod is rotatably connected to the left side of the quick clamp, a connecting block is hingedly connected to the right side of the bottom of the pull rod, a guide rod is hingedly connected to the right side of the connecting block, a connector probe is fixedly installed at the right side of the guide rod, and a product connector is arranged at the top of the circuit board main body.

[0006] As a further description of the above technical scheme:

[0007] A positioning assembly is arranged at the top end of the tray, the positioning assembly comprises a fixed block, and the fixed block is fixedly connected to the top end of the tray.

[0008] As a further description of the above technical scheme:

[0009] The pull rod is arranged in L shape.

[0010] As a further description of the above technical solutions:

[0011] The supporting seat is fixedly installed at the left top end of the tray, and the guide rod penetrates and is slidably connected to the right side of the quick clamp.

[0012] As a further description of the above technical solutions:

[0013] The rear surface of the fixed block penetrates and is slidably connected with a pull rod, and the rear surface of the pull rod is fixedly connected with a pushing block.

[0014] As a further description of the above technical solutions:

[0015] The rear surface of the pushing block is fixedly connected with a guide block, and the pushing block and the fixed block are elastically connected through a spring.

[0016] As a further description of the above technical solutions:

[0017] One end of the spring is fixedly connected to the front surface of the pushing block, the other end of the spring is fixedly connected to the rear surface of the fixed block, and the spring is sleeved on the outer wall of the pull rod.

[0018] As a further description of the above technical solutions:

[0019] The pushing block slides at the top end of the tray, and the front surface of the pull rod is fixedly connected with a disc.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1. In the utility model, the connector probe is installed on the right side of the guide rod, the circuit board body is then limited on the tray, the left end of the connecting block is rotated to push the right end to move to the right, the guide rod and the connector probe are pushed to move and are connected to the product connector, the machine body is started at this time to quickly test the circuit board host, the probe and the product connector do not need to be manually connected, the product connector is protected, the personnel cannot see clearly when connecting, the pins in the connector are not deformed, the convenience of test connection is improved, and the tooling test stability is increased.

[0022] 2. In the utility model, the pushing block and the spring are arranged in cooperation, the inclined surface of the guide block is pressed when the circuit board body is placed between the multiple groups of product limiting blocks, the guide block is moved outward to press the spring at this time, the guide block and the circuit board body are quickly positioned in the middle through the elastic force of the spring, the efficiency and the convenience of installation are improved, and the circuit board body is limited by the guide block after being installed at the top end of the tray in cooperation with the spring, and the stability is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1It is the three-dimensional structure schematic view of the overall device in the utility model;

[0024] Figure 2 It is the three-dimensional structure schematic view of the circuit board main body and the tray in the utility model;

[0025] Figure 3 It is the three-dimensional structure schematic view of the product connector in the utility model;

[0026] Figure 4 It is the three-dimensional structure section schematic view of the quick clamp in the utility model.

[0027] Legend:

[0028] 1, machine body;2, quick clamp;3, acrylic panel;4, tray;5, product limiting block;6, circuit board main body;7, product connector;8, fixed block;21, support seat;22, push rod;23, guide rod;24, connector probe;25, connecting block;81, guide block;82, pull rod;83, spring;84, push block. Specific implementation

[0029] The technical scheme in the utility model embodiments will be clearly and completely described below with reference to the drawings in the utility model embodiments. 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 protection of the utility model.

[0030] Refer to Figure 1 , Figure 3 and Figure 4The utility model provides an embodiment: a pneumatic single board test fixture, including organism 1, organism 1 is the main body structure of whole pneumatic single board test fixture, is used to carry out the test to circuit board main body 6, organism 1 is prior art, and the technical personnel in the field can realize, because it is prior art, so in the case of this, do not make too much description, the top of organism 1 is provided with acrylic panel 3, the upper portion of organism 1 is installed with pneumatic cylinder, can drive acrylic panel 3 to move, the top middle part of organism 1 is provided with tray 4, the top of tray 4 is fixedly installed with product limiting block 5, and the main function of product limiting block 5 is to limit circuit board main body 6, ensure that the placement position of circuit board main body 6 on tray 4 is accurate, the top of tray 4 is provided with circuit board main body 6, the left side of tray 4 is provided with the push assembly for pushing probe to connect with product connector 7 fast and accurately, and the push assembly includes the support seat 21 of providing support, the top of support seat 21 is fixedly installed with the fast clip 2 of providing support, and the left middle part of fast clip 2 is rotatably connected with the left end of push connecting block 25, so that the right end of connecting block 25 moves to the right and moves the push rod 23 of the push rod 22.

[0031] Further, the right bottom of push rod 22 is hinged with connecting block 25 of initial position is inclined, and the left end of connecting block 25 can be rotated by pushing the inclined connecting block 25 of push rod 22, since the right end of connecting block 25 is hinged with guide rod 23 and guide rod 23 can only slide in the right inner wall of fast clip 2, so that the right end of connecting block 25 can push guide rod 23 to move to the right and drive connector probe 24 to move to the right and connect with product connector 7, so that fast test can be conveniently carried out, and manual connection is not needed, product connector 7 is protected, personnel is prevented from not being clear when connecting, leading to the deformation of pin in connector, the right side of connecting block 25 is hinged with guide rod 23 for moving connector probe 24, the right side of guide rod 23 is fixedly installed with connector probe 24 for electrically connecting with the component of product connector 7 on circuit board main body 6, the right side of guide rod 23 is installed with mounting bracket by bolt, for supporting connector probe 24, the top of circuit board main body 6 is provided with product connector 7.

[0032] Referring to Figure 2 , Figure 3 and Figure 4 , the top of tray 4 is provided with positioning assembly, and the positioning assembly includes fixed block 8 of providing support, and the fixed block 8 is fixedly connected at the top middle part of tray 4 close to the front surface direction.

[0033] Referring to Figure 1 , Figure 3 and Figure 4, the dial lever 22 is provided in L shape, through setting in L shape, and the rotating shaft of the dial lever 22 and the quick clamp 2 is arranged at the left part, at this time, the right part can be driven to rotate when the dial lever 22 is rotated, the connecting block 25 is moved, the supporting seat 21 is fixedly installed at the left top end of the tray 4, the supporting seat 21 is installed at the left side of the tray 4 through bolts, and the guide rod 23 penetrates and is slidably connected to the right side of the quick clamp 2.

[0034] Referring to Figure 2 , Figure 3 and Figure 4 , the rear surface of the fixed block 8 penetrates and is slidably connected with the pull rod 82 for moving the pushing block 84, the rear surface of the pull rod 82 is fixedly connected with the pushing block 84 for moving the guide block 81, the rear surface top end of the pushing block 84 is provided in inclined surface, the rear surface of the pushing block 84 is fixedly connected with the guide block 81 for moving the circuit board body 6 to be quickly positioned at the center, the rear surface top end of the guide block 81 is provided in inclined surface, the pushing block 84 and the fixed block 8 are elastically connected through the spring 83, one end of the spring 83 is fixedly connected to the front surface of the pushing block 84, the other end of the spring 83 is fixedly connected to the rear surface of the fixed block 8, and the spring 83 is sleeved on the outer wall of the pull rod 82, when the circuit board body 6 is installed, the inclined surface of the guide block 81 is extruded, the guide block 81 and the pushing block 84 are moved outward to extrude the spring 83, at this time, the circuit board body 6 can be quickly positioned at the center through the reverse force of the spring 83 being extruded, so that the convenience and accuracy of installation are improved, the pushing block 84 slides on the top end of the tray 4, and the front surface of the pull rod 82 is fixedly connected with the disc for moving the pull rod 82.

[0035] Working principle: in use, first, the electrical equipment in the device is externally connected with power supply and switch, at this time, the circuit board body 6 is placed on the tray 4, in the placing process, the circuit board body 6 contacts the guide block 81 and extrudes the inclined surface of the guide block 81, so that the guide block 81 is moved to drive the pushing block 84 to move outward, the pushing block 84 and the fixed block 8 are elastically connected through the spring 83, the movement of the pushing block 84 extrudes the spring 83, at this time, the reverse force of the spring 83 makes the guide block 81 push the circuit board body 6 to be quickly positioned at the center of the tray 4, the convenience and accuracy of installation of the circuit board body 6 are improved, meanwhile, the product limiting block 5 limits the circuit board body 6, ensures that the placement position of the circuit board body 6 on the tray 4 is accurate, increases the stability of tool testing, and improves production efficiency.

[0036] When the circuit board body 6 is placed and positioned, the probe and the product connector 7 are connected, at this time, the push rod 22 is pushed, the push rod 22 is arranged in the L shape, the right end of the push rod 22 pushes the left end of the connecting block 25 in the initial position, the left end of the connecting block 25 rotates, and the right end of the connecting block 25 is hinged with the guide rod 23, and the guide rod 23 can only slide in the right inner wall of the fast clamping 2, so that the rotation of the connecting block 25 drives the right end to push the guide rod 23 to move right, the right side of the guide rod 23 is fixedly installed with the connector probe 24, so that the movement of the guide rod 23 drives the connector probe 24 to move right, thereby the product connector 7 on the circuit board body 6 is connected, the design does not need to be manually connected, is convenient for rapid testing, can protect the product connector 7, avoids deformation of the connector inner pin due to manual connection, and can effectively prevent the wire harness from being inserted reversely.

[0037] After the connector probe 24 and the product connector 7 are successfully connected, the test equipment inputs the test signal to the circuit board body 6 through electrical connection between the connector probe 24 and the product connector 7, and collects the response signal of the circuit board body 6, thereby completing the function test of the circuit board body 6, after the test is completed, the operator reversely pushes the push rod 22, the connecting block 25, the guide rod 23 and the connector probe 24 are quickly reset, at this time, the disc on the front surface of the pull rod 82 is pulled, the pull rod 82 is driven to move, and the pushing block 84 and the guide block 81 are moved, thereby the circuit board body 6 after the test is completed is conveniently taken out, and the next test is prepared.

[0038] Finally, it should be noted that: the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A pneumatic single board test fixture comprising a body (1) characterized in that: The top end of the machine body (1) is provided with an acrylic panel (3), the middle of the top end of the machine body (1) is provided with a tray (4), the top end of the tray (4) is fixedly installed with a product limiting block (5), the top end of the tray (4) is provided with a circuit board body (6), the left side of the tray (4) is provided with a pushing assembly, the pushing assembly comprises a supporting seat (21), the top end of the supporting seat (21) is fixedly installed with a quick clamp (2), the left side of the quick clamp (2) is rotatably connected with a lever (22), the right side bottom of the lever (22) is hingedly connected with a connecting block (25), the right side of the connecting block (25) is hingedly connected with a guide rod (23), the right side of the guide rod (23) is fixedly installed with a connector probe (24), and the top of the circuit board body (6) is provided with a product connector (7).

2. The pneumatic single board test fixture of claim 1, wherein: The top end of the tray (4) is provided with a positioning assembly, the positioning assembly comprises a fixed block (8), and the fixed block (8) is fixedly connected to the top end of the tray (4) and close to the front surface direction.

3. The pneumatic single board test fixture of claim 1, wherein: The lever (22) is provided in L shape.

4. The pneumatic single board test fixture of claim 1, wherein: The supporting seat (21) is fixedly installed on the left top end of the tray (4), and the guide rod (23) penetrates and is slidingly connected to the right side of the quick clamp (2).

5. The pneumatic single board test fixture of claim 2, wherein: The rear surface of the fixed block (8) penetrates and is slidingly connected with a pull rod (82), and the rear surface of the pull rod (82) is fixedly connected with a pushing block (84).

6. The pneumatic single board test fixture of claim 5, wherein: The rear surface of the pushing block (84) is fixedly connected with a guide block (81), and the pushing block (84) and the fixed block (8) are elastically connected through a spring (83).

7. The pneumatic single board test fixture of claim 6, wherein: One end of the spring (83) is fixedly connected to the front surface of the pushing block (84), the other end of the spring (83) is fixedly connected to the rear surface of the fixed block (8), and the spring (83) is sleeved on the outer wall of the pull rod (82).

8. The pneumatic single board test fixture of claim 6, wherein: The pushing block (84) slides on the top end of the tray (4), and the front surface of the pull rod (82) is fixedly connected with a disc.

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