CN217605908U - Large-scale charger PCB board test fixture - Google Patents

Abstract

The utility model relates to a tool technical field, concretely relates to large-scale charger PCB board test fixture, including the tool body, support and measuring subassembly, measuring subassembly includes the probe plate, the cylinder, clamp plate and buffer lever, cylinder and this body coupling of tool, the clamp plate is connected with the cylinder, the probe plate is connected with the clamp plate, clamp plate and tool body are connected to the buffer lever, extend through the cylinder output and push down the clamp plate, the clamp plate moves down and presses on the tool body, make probe plate and the PCB board contact in the tool body recess on the clamp plate, through the probe plate test after switching on for the PCB board again, the buffer lever is at the in-process that the clamp plate pushed down, the impact of pushing down the clamp plate cushions, the effectual PCB board that has protected, prevent that clamp plate pressure is too big to crush the PCB board, solve traditional testing arrangement and can't cushion the clamp plate and push down, the great low problem of easily crushing PCB of pushing down impact.

Description

Large-scale charger PCB board test fixture

Technical Field

The utility model relates to a tool technical field especially relates to large-scale charger PCB board test fixture.

Background

The prior art provides a testing method, which is characterized in that a PCB is placed on a jig, then a test probe is held by hands to align with a test on the PCB, but the test probes are aligned with connection points on the PCB one by one, so that time and labor are wasted, the situation of inaccurate positioning is easy to occur, and the efficiency is low.

The prior art is through fixed probe on the clamp plate, and PCB board tie point test on the press contact tool under the telescopic link drive clamp plate, and easy operation is swift, and is efficient.

However, the technology cannot buffer the pressing impact of the pressing plate, the pressing impact of the pressing plate is large, and the PCB is easy to crush and is connected with the PCB, so that enterprise loss is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale charger PCB board test fixture aims at solving traditional testing arrangement and can't push down to the clamp plate and assault and cushion, pushes down and assaults the great low problem of easily crushing PCB.

In order to achieve the purpose, the utility model provides a large-scale charger PCB testing jig, which comprises a jig body and a support, wherein the support is fixedly connected with the jig body and is positioned at the bottom of the jig body;

the air cylinder is fixedly connected with the jig body and is located far away from one side of the support, the pressing plate is fixedly connected with the air cylinder output end and is located far away from one side of the jig body, the probe plate is detachably connected with the pressing plate and is located far away from one side of the air cylinder, and the two buffer rods are respectively arranged between the jig body and the pressing plate.

The measuring assembly further comprises an air cushion, the air cushion is fixedly connected with the pressing plate and located on the periphery of the probe plate.

The measuring assembly further comprises two guide rods, and the two guide rods are fixedly connected with the jig body respectively and penetrate through the pressing plate.

Wherein, the probe plate includes mounting panel and probe, the mounting panel with the clamp plate is dismantled and is connected, and is located and keeps away from cylinder one side, the probe with the mounting panel is dismantled and is connected, and is located and keeps away from clamp plate one side.

The jig comprises a jig body, a pressing plate, a buffer rod, a herringbone rod, a spring and a spring, wherein the buffer rod comprises the herringbone rod, two sliding blocks and two springs, the two sliding blocks are respectively in sliding connection with the jig body and are located at one side close to the pressing plate, the herringbone rod is rotatably connected with the two sliding blocks and is rotatably connected with the pressing plate and is located between the sliding blocks and the pressing plate, and the two springs are respectively fixedly connected with the two sliding blocks and are respectively fixedly connected with the jig body and are located between the sliding blocks and the jig body.

The large-scale charger PCB testing jig further comprises an auxiliary assembly, wherein the auxiliary assembly is arranged on one side, close to the air cylinder, of the jig body.

The auxiliary assembly comprises a rotating strip and a lifting handle, the rotating strip is connected with the jig body in a rotating mode and is located in the groove, and the lifting handle is fixedly connected with the rotating strip and is located on one side close to the pressing plate.

The utility model discloses a large-scale charger PCB board test fixture, during the use, the workman utilizes the hand to put into the PCB board the tool body in the recess, the cylinder output extension pushes down the clamp plate, the clamp plate moves down to press on the tool body, thereby makes on the clamp plate visit the board with PCB board contact in the recess, for the PCB board circular telegram back warp visit the board test, the buffer beam is in the in-process that the clamp plate pushed down, it is right the impact that the clamp plate pushed down cushions, thereby effectual protection PCB board in the recess has prevented clamp plate pressure is too big crushes by pressure the PCB board, visit the board with the setting is dismantled to the clamp plate, can correspond the change according to PCB board type number, the utility model discloses a visit board semi-automatization test, more traditional artifical the detection is more swift, solves traditional testing arrangement and can't push down to the clamp plate and assault the buffering, pushes down the great low problem that easily crushes by pressure the PCB.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a bottom view of the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

101-jig body, 102-bracket, 103-groove, 104-measuring component, 105-probe plate, 106-cylinder, 107-pressure plate, 108-buffer rod, 109-air cushion, 110-guide rod, 111-mounting plate, 112-probe, 123-herringbone rod, 124-slide block, 125-spring, 201-auxiliary component, 202-rotating strip and 203-handle.

Detailed Description

The embodiments of the invention will be described in detail hereinafter, examples of which are illustrated in the accompanying drawings, and the embodiments described hereinafter with reference to the drawings are exemplary and intended to be illustrative of the invention and should not be construed as limiting the invention.

The first embodiment of the present application is:

referring to fig. 1-2, fig. 1 is a schematic structural view of a first embodiment of the present invention, and fig. 2 is a bottom view of the first embodiment of the present invention;

the jig comprises a jig body 101 and a support 102, wherein the support 102 is fixedly connected with the jig body 101 and is positioned at the bottom of the jig body 101, the jig body 101 is provided with a groove 103, the jig further comprises a measuring component 104, and the measuring component 104 comprises a probe plate 105, an air cylinder 106, a pressure plate 107 and a buffer rod 108; the probe plate comprises a mounting plate 111 and a probe 112, the buffer rod 108 comprises a herringbone rod 123, two sliding blocks 124 and two springs 125,

in this embodiment, the bracket 102 provides a support for the jig body 101, and the groove 103 is used for placing a PCB to be tested.

The air cylinder 106 is fixedly connected with the jig body 101 and is located far away from one side of the support 102, the pressing plate 107 is fixedly connected with an output end of the air cylinder 106 and is located far away from one side of the jig body 101, the probe plate 105 is detachably connected with the pressing plate 107 and is located far away from one side of the air cylinder 106, the two buffer rods 108 are respectively arranged between the jig body 101 and the pressing plate 107, the cylinder output end of the air cylinder 106 extends to press down the pressing plate 107, the pressing plate 107 is pressed on the jig body 101, so that the probe plate 105 is in contact with a PCB in the groove 103, detection and test of the PCB are fast, and the buffer rods 108 buffer the impact pressed down by the pressing plate 107 in the pressing process of the pressing plate 107, so that the PCB is prevented from being crushed due to overlarge pressure of the pressing plate 107.

Secondly, the measuring assembly 104 further includes an air cushion 109, the air cushion 109 is fixedly connected with the pressure plate 107 and is located around the probe plate 105, and the arrangement of the air cushion 109 further protects the PCB in the groove 103.

Thirdly, the measuring assembly 104 further comprises two guide rods 110, the two guide rods 110 are respectively fixedly connected with the jig body 101 and penetrate through the pressing plate 107, and the arrangement of the guide rods 110 prevents the pressing plate 107 from shifting when moving downwards to affect the use of the probe plate 105.

Then, the probe board includes mounting panel 111 and probe 112, mounting panel 111 with the clamp plate 107 is dismantled and is connected, and is located and keeps away from cylinder 106 one side, probe 112 with mounting panel 111 is dismantled and is connected, and is located and keeps away from clamp plate 107 one side, mounting panel 111 sets up and is convenient for change different models probe 112, probe 112 is used for testing the PCB board.

Finally, the buffer rod 108 includes a herringbone rod 123, two sliders 124 and two springs 125, the two sliders 124 are respectively connected with the jig body 101 in a sliding manner and are located at a side close to the pressing plate 107, the herringbone rod 123 is connected with the two sliders 124 in a rotating manner and is located between the slider 124 and the pressing plate 107, the two springs 125 are respectively connected with the two sliders 124 in a fixed manner and are respectively connected with the jig body 101 in a fixed manner and are located between the slider 124 and the jig body 101, when the pressing plate 107 is pressed down, the herringbone rod 123 rotates to push the sliders 124 to slide on the jig body 101, so that the springs 125 are squeezed, impact of pressing down of the pressing plate 107 is buffered through deformation of the springs 125, and the pressing plate 107 is prevented from crushing the PCB test jig due to excessive pressure.

When the jig is used, a worker puts a PCB into the groove 103 of the jig body 101 by using hands, the output end of the air cylinder 106 extends to press the pressing plate 107 downwards, the pressing plate 107 moves downwards to be pressed on the jig body 101, in the process, the herringbone rod 123 rotates to push the sliding block 124 to slide on the jig body 101, so that the spring 125 is extruded to buffer the impact of the pressing plate 107, the PCB is prevented from being damaged by pressing, the PCB is further protected by the arrangement of the air cushion 109, the probe 112 is in contact with the PCB in the groove 103, and the PCB is tested by the probe 105 after being electrified.

The second embodiment of the present application is:

referring to fig. 3, fig. 3 is a schematic structural diagram of a second embodiment of the present invention. On the basis of the first embodiment, the large-scale charger PCB board test fixture of this embodiment further includes an auxiliary component 201, the auxiliary component 201 is disposed on one side of the fixture body 101 close to the cylinder 106, and the auxiliary component 201 includes a rotating bar 202 and a handle 203.

In this embodiment, the tested PCB is blanked by the auxiliary assembly 201.

The rotating strip 202 is rotatably connected with the jig body 101 and is located in the groove 103, the handle 203 is fixedly connected with the rotating strip 202 and is located at one side close to the pressing plate 107, and a worker holds the handle 203 with a hand and lifts the handle upwards, so that the rotating strip 202 rotates to eject the PCB in the groove 103.

While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.

Claims (7)

1. The large-scale charger PCB testing jig comprises a jig body and a bracket, wherein the bracket is fixedly connected with the jig body and is positioned at the bottom of the jig body, the jig body is provided with a groove, and the large-scale charger PCB testing jig is characterized in that,

the device also comprises a measuring assembly, wherein the measuring assembly comprises a probe plate, a cylinder, a pressure plate and a buffer rod;

the air cylinder is fixedly connected with the jig body and is located far away from one side of the support, the pressing plate is fixedly connected with the air cylinder output end and is located far away from one side of the jig body, the probe plate is detachably connected with the pressing plate and is located far away from one side of the air cylinder, and the two buffer rods are respectively arranged between the jig body and the pressing plate.

2. The large-scale charger PCB testing jig of claim 1,

the measuring assembly further comprises an air cushion, and the air cushion is fixedly connected with the pressing plate and located on the periphery of the probe plate.

3. The large-scale charger PCB test fixture of claim 2,

the measuring assembly further comprises two guide rods, and the two guide rods are fixedly connected with the jig body respectively and penetrate through the pressing plate.

4. The large-scale charger PCB test fixture of claim 3,

the probe plate comprises a mounting plate and a probe, the mounting plate is detachably connected with the pressing plate and is located far away from one side of the air cylinder, and the probe is detachably connected with the mounting plate and is located far away from one side of the pressing plate.

5. The large-scale charger PCB test fixture of claim 4,

the buffer rod comprises a herringbone rod, two sliding blocks and two springs, the two sliding blocks are respectively in sliding connection with the jig body and are located at one side close to the pressing plate, the herringbone rod is rotatably connected with the two sliding blocks, is rotatably connected with the pressing plate and is located between the sliding blocks and the pressing plate, and the two springs are respectively fixedly connected with the two sliding blocks, are respectively fixedly connected with the jig body and are located between the sliding blocks and the jig body.

6. The large-scale charger PCB testing jig of claim 1,

the large-scale charger PCB board test fixture further comprises an auxiliary assembly, wherein the auxiliary assembly is arranged on one side, close to the air cylinder, of the fixture body.

7. The large-scale charger PCB testing jig of claim 6,

the auxiliary assembly comprises a rotating strip and a lifting handle, the rotating strip is connected with the jig body in a rotating mode and is located in the groove, and the lifting handle is fixedly connected with the rotating strip and is located on one side close to the pressing plate.

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