CN210894604U

CN210894604U - Sampling test device based on PCB board

Info

Publication number: CN210894604U
Application number: CN201920657909.2U
Authority: CN
Inventors: 郭健; 王经光; 王敬
Original assignee: Dalian Asia Pacific Electronics Co ltd
Current assignee: Dalian Asia Pacific Electronics Co ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-06-30
Anticipated expiration: 2029-05-08

Abstract

The utility model discloses a sampling testing arrangement based on PCB board, including testing platform, the four corners department of testing platform's lower surface is provided with strutting arrangement respectively, the fixed PCB board fixed station that is provided with in middle part of testing platform's upper surface, the inside of PCB board fixed station is provided with the fixed slot, places the PCB board in the inside of the fixed slot of PCB board fixed station, and the left end top of PCB board is held on the right side surface of vertical clamp plate, under the effect of first spring force, can fix the PCB board from the horizontal direction, under the effect of second spring force, horizontal clamp plate can press and hold the surface at the PCB board, carries out the fixed of vertical direction to the PCB board, guarantees the fixed effect of PCB board. When detecting, it is rotatory to drive the gear through rotating the rocker, and the gear meshes with the tooth portion of lifter plate mutually, and the rotation of gear can drive the lifter plate and descend, drives the test probe of horizontal detection board downside and the test point contact on the PCB board that detects, can carry out the test of PCB board.

Description

Sampling test device based on PCB board

Technical Field

The utility model relates to a circuit board technical field, concrete field is a sampling test device based on PCB board.

Background

Pcb (printed Circuit board), which is called printed Circuit board in chinese, is an important electronic component, which is a support for electronic components and a carrier for electrical connection of electronic components. It is called a "printed" circuit board because it is being fabricated using electronic printing techniques. Printing plates have evolved from single layer to double layer, multi-layer and flexible and still have maintained their own trends. Due to continuous development towards high precision, high density and high reliability, the size is continuously reduced, the cost is reduced, and the performance is improved, so that the printed board still keeps strong vitality in the development process of future electronic equipment. The design process flow of the printed circuit board comprises the steps of designing a schematic diagram, logging in an electronic component database, preparing design, dividing blocks, configuring electronic components, confirming configuration, wiring and finally checking. In the flow process, no matter which process has a problem, the process must return to the previous process for reconfirmation or correction.

A plurality of electric shocks on one PCB need to be detected, and the existing testing device has the advantages of complex structure, large volume and large occupied space, and cannot be suitable for testing PCBs with different thicknesses. Therefore, the PCB-based sampling test device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sampling testing arrangement based on PCB board to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sampling test device based on a PCB comprises a detection platform, wherein supporting devices are respectively arranged at four corners of the lower surface of the detection platform, a PCB fixing table is fixedly arranged at the middle part of the upper surface of the detection platform, a fixing groove is arranged in the PCB fixing table, a first limiting eave is arranged at the upper part of the left side wall of the PCB fixing table, a second limiting eave is hinged at the upper part of the right side wall of the PCB fixing table through a metal hinge, one end of a first spring is uniformly and horizontally fixed on the left side wall of the fixing groove, the other end of the first spring is fixedly connected to the left side surface of a vertical pressing plate, a groove is arranged at the lower surface of the second limiting eave, one end of a second spring is uniformly and vertically connected to the groove bottom of the groove, the other end of the second spring is fixedly connected to the upper surface of a horizontal pressing plate, and a vertical fixing plate is vertically fixed at the rear end of the upper surface of the PCB fixing, the PCB board fixing table comprises a PCB board fixing table and is characterized in that a lifting plate is arranged on the upper side of the PCB board fixing table, a first sliding block is arranged on the rear side surface of the lifting plate, a vertical sliding groove matched with the first sliding block is vertically formed in the middle of the front side surface of a vertical fixing plate, a tooth portion is evenly arranged on the right side wall of the lifting plate, a rotating shaft is arranged on the right side of the lifting plate, the rear end of the rotating shaft is fixedly connected with the vertical fixing plate, a gear is rotatably connected to the rotating shaft and meshed with the tooth portion of the lifting plate, a rocker is fixedly arranged on the front side surface of the gear, a horizontal detection plate is fixedly arranged at the lower end of the lifting plate, the position of the horizontal detection plate corresponds to the PCB board fixing table, and.

Preferably, flexible rubber pads are arranged on the right side surface of the vertical pressing plate and the lower surface of the horizontal pressing plate.

Preferably, the right side of gear is provided with the braking rack, the left side wall of braking rack evenly is provided with the tooth, the tooth of braking rack with the gear meshes mutually, the fixed second sliding block that is provided with on the back wall of braking rack, the level be provided with on the front side surface of vertical fixed plate with the horizontal spout that the cooperation of second sliding block was used.

Preferably, the support means is provided as an adjustable support leg.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a sampling test device based on PCB board, places the inside at the fixed slot of PCB board fixed station with the PCB board, and the right side surface at vertical clamp plate is held on the left end top of PCB board, under the effect of first spring force, can fix the PCB board from the horizontal direction, and under the effect of second spring force, horizontal clamp plate can press and hold the surface at the PCB board, carries out the fixed of vertical direction to the PCB board, guarantees the fixed effect of PCB board. When detecting, move the brake rack to the right side, it is rotatory to drive the gear through rotating the rocker, and the gear meshes with the tooth portion of lifter plate mutually, and the rotation of gear can drive the lifter plate and descend, drives the test probe of horizontal detection board downside and the test point contact on the PCB board that waits to detect, can carry out the test of PCB board. The device is simple to operate, small in occupied space, suitable for testing PCBs with different thicknesses and high in practicability.

Drawings

Fig. 1 is a schematic view of a front view structure of a sampling testing device based on a PCB board of the present invention;

fig. 2 is a schematic diagram of a partially enlarged structure of a portion a in fig. 1 of a sampling test device based on a PCB of the present invention;

fig. 3 is a schematic diagram of a partially enlarged structure of a portion B in fig. 1 of a sampling test device based on a PCB of the present invention;

fig. 4 is a schematic structural view of a first sliding block of the sampling testing device based on a PCB of the present invention;

fig. 5 is the utility model relates to a sampling test device's second sliding block schematic diagram based on PCB board.

In the figure: 1-detection platform, 2-supporting device, 3-PCB fixing table, 4-fixing groove, 5-first limiting eave, 6-metal hinge, 7-second limiting eave, 8-first spring, 9-vertical pressing plate, 10-groove, 11-second spring, 12-horizontal pressing plate, 13-vertical fixing plate, 14-lifting plate, 15-first sliding block, 16-vertical sliding groove, 17-tooth part, 18-rotating shaft, 19-gear, 20-rocker, 21-horizontal detection plate, 22-test probe, 23-flexible rubber pad, 24-braking rack, 25-second sliding block and 26-horizontal sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a PCB-based sampling test device comprises a test platform 1, wherein supporting devices 2 are respectively arranged at four corners of the lower surface of the test platform, a PCB fixing table 3 is fixedly arranged at the middle part of the upper surface of the test platform, a fixing groove 4 is arranged inside the PCB fixing table, a first limiting eave 5 is arranged at the upper part of the left side wall of the PCB fixing table, a second limiting eave 7 is hinged at the upper part of the right side wall of the PCB fixing table through a metal hinge 6, one end of a first spring 8 is uniformly and horizontally fixed on the left side wall of the fixing groove, the other end of the first spring is fixedly connected to the left side surface of a vertical pressing plate 9, the left end of the PCB is supported against the right side surface of the vertical pressing plate, after the PCB is placed, the PCB can be fixed in the horizontal direction under the action of the elastic force of the first spring, a groove 10 is arranged on the lower surface of the second limiting eave, the groove bottom of the groove is uniformly and vertically connected with one end of a second spring 11, the other end of the second spring is fixedly connected with the upper surface of a horizontal pressing plate 12, the horizontal pressing plate can be pressed on the surface of a PCB under the action of the elastic force of the second spring to fix the PCB in the vertical direction, a vertical fixing plate 13 is vertically and fixedly arranged at the rear end of the upper surface of the PCB fixing table, a lifting plate 14 is arranged at the upper side of the PCB fixing table, a first sliding block 15 is arranged on the rear side surface of the lifting plate, a vertical sliding groove 16 matched with the first sliding block is vertically arranged in the middle of the front side surface of the vertical fixing plate, tooth parts 17 are uniformly arranged on the right side wall of the lifting plate, a rotating shaft 18 is arranged on the right side of the lifting plate, the rear end of the rotating shaft is fixedly connected with the vertical fixing plate, and a gear 19 is rotatably connected to the, the PCB board testing device comprises a gear, a lifting plate, a rocker 20, a horizontal detection plate 21, a PCB board fixing table, a testing probe 22 and a testing probe, wherein the gear is meshed with the teeth of the lifting plate, the front side surface of the gear is fixedly provided with the rocker 20, the lower end of the lifting plate is fixedly provided with the horizontal detection plate, the position of the horizontal detection plate corresponds to the PCB board fixing table, the lower surface of the horizontal detection plate is uniformly and vertically provided with the testing probe 22, the gear is driven to rotate by rotating the rocker, the gear is meshed with the teeth of the lifting plate, the rotation of the gear can drive the lifting plate to descend, the testing probe on the.

Specifically, the right side surface of the vertical pressing plate and the lower surface of the horizontal pressing plate are both provided with a flexible rubber pad 23.

Specifically, a brake rack 24 is arranged on the right side of the gear, teeth are uniformly arranged on the left side wall of the brake rack, the teeth of the brake rack are meshed with the gear, a second sliding block 25 is fixedly arranged on the rear side wall of the brake rack, a horizontal sliding groove 26 matched with the second sliding block for use is horizontally arranged on the front side surface of the vertical fixing plate, and when the position of the lifting plate needs to be fixed, the brake rack is moved to the left side to be meshed with the gear, so that the locking effect on the gear can be achieved, and the position of the lifting plate can be fixed.

In particular, the support device is provided as an adjustable support leg.

The working principle is as follows: the utility model provides a sampling testing arrangement based on PCB board, when carrying out the PCB board test, place the inside at the fixed slot of PCB board fixed station with the PCB board, when placing, open the spacing eaves of second earlier, hold the right side surface at vertical clamp plate with the left end top of PCB board, after placing, under the effect of first spring elasticity, can fix the PCB board from the horizontal direction, again with the spacing eaves lock of second, under the effect of second spring elasticity, horizontal press plate can press and hold the surface at the PCB board, carry out the fixed of vertical direction to the PCB board, guarantee the fixed effect of PCB board. When detecting, move the brake rack to the right side, it is rotatory to drive the gear through rotating the rocker, and the gear meshes with the tooth portion of lifter plate mutually, and the rotation of gear can drive the lifter plate and descend, drives the test probe of horizontal detection board downside and the test point contact on the PCB board that waits to detect, can carry out the test of PCB board. When the position of the lifting plate needs to be fixed, the brake rack is moved to the left side, so that the brake rack is meshed with the gear, the locking effect on the gear can be achieved, and the position of the lifting plate can be fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sampling test device based on PCB board, includes testing platform (1), its characterized in that: the detection device comprises a detection platform (1), wherein supporting devices (2) are respectively arranged at four corners of the lower surface of the detection platform (1), a PCB fixing table (3) is fixedly arranged at the middle part of the upper surface of the detection platform (1), a fixing groove (4) is arranged inside the PCB fixing table (3), a first limiting eave (5) is arranged at the upper part of the left side wall of the PCB fixing table (3), a second limiting eave (7) is hinged to the upper part of the right side wall of the PCB fixing table (3) through a metal hinge (6), one end of a first spring (8) is uniformly and horizontally fixed on the left side wall of the fixing groove (4), the other end of the first spring (8) is fixedly connected to the left side surface of a vertical pressing plate (9), a groove (10) is arranged on the lower surface of the second limiting eave (7), and one end of a second spring (11) is uniformly and vertically connected to the groove bottom of the groove (10, the other end of the second spring (11) is fixedly connected to the upper surface of the horizontal pressing plate (12), a vertical fixing plate (13) is vertically and fixedly arranged at the rear end of the upper surface of the PCB fixing table (3), a lifting plate (14) is arranged on the upper side of the PCB fixing table (3), a first sliding block (15) is arranged on the rear side surface of the lifting plate (14), a vertical sliding groove (16) matched with the first sliding block (15) is vertically arranged in the middle of the front side surface of the vertical fixing plate (13), a tooth part (17) is uniformly arranged on the right side wall of the lifting plate (14), a rotating shaft (18) is arranged on the right side of the lifting plate (14), the rear end of the rotating shaft (18) is fixedly connected with the vertical fixing plate (13), a gear (19) is rotatably connected to the rotating shaft (18), and the gear (19) is meshed with the tooth part (17) of the lifting plate (14), a rocker (20) is fixedly arranged on the front side surface of the gear (19), a horizontal detection plate (21) is fixedly arranged at the lower end of the lifting plate (14), the position of the horizontal detection plate (21) corresponds to that of the PCB fixing table (3), and test probes (22) are uniformly and vertically arranged on the lower surface of the horizontal detection plate (21).

2. The PCB-based sampling test device of claim 1, wherein: and flexible rubber pads (23) are arranged on the right side surface of the vertical pressing plate (9) and the lower surface of the horizontal pressing plate (12).

3. The PCB-based sampling test device of claim 1, wherein: the right side of gear (19) is provided with braking rack (24), the left side wall of braking rack (24) evenly is provided with the tooth, the tooth of braking rack (24) with gear (19) mesh mutually, the fixed second sliding block (25) that is provided with on the back lateral wall of braking rack (24), the front side surface of vertical fixed plate (13) go up the level be provided with horizontal spout (26) that second sliding block (25) cooperation was used.

4. The PCB-based sampling test device of claim 1, wherein: the supporting device (2) is arranged to be an adjustable supporting leg.