CN219065517U

CN219065517U - PCB test machine test pressing device

Info

Publication number: CN219065517U
Application number: CN202222551428.8U
Authority: CN
Inventors: 赵志刚; 文东升
Original assignee: Suzhou Kelinyuan Electronic Co ltd
Current assignee: Suzhou Kelinyuan Electronic Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-05-23
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a PCB testing machine testing pressing device which comprises a testing base, a vertical plate, a top motor, a transmission screw, 2 guide shafts, a screw matching assembly, a probe installation assembly, a plurality of testing probes and a board fixing table. The transmission screw rod and the 2 guide shafts are matched for pressing down test, so that the problem that pressing down is easy to shake is solved.

Description

PCB test machine test pressing device

Technical Field

The utility model relates to the field of PCB testing, in particular to a PCB testing machine testing pressing device.

Background

Currently, PCBs, or printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components. The printed circuit board can be divided into a single panel, a double panel, a four-layer board, a six-layer board and other multi-layer circuit boards according to the number of layers of the circuit board. Before the appearance of printed circuit boards, interconnections between electronic components are made by direct connection of wires to complete the circuit. In the current generation, circuit panels exist only as effective experimental tools, while printed circuit boards have become an absolute dominant place in the electronics industry.

However, existing PCB testing suffers from the following drawbacks:

PCB test on the market pushes down and rocks easily, appears the off normal problem.

Disclosure of Invention

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a testing and pressing device of a PCB testing machine, which can solve the problem that the pressing is easy to shake.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a PCB test machine test press device, includes test base, riser, top motor, transmission lead screw, 2 guiding axles, lead screw cooperation subassembly, probe installation component, a plurality of test probes, panel fixed station, the riser is fixed in on the test base, the top motor install in the top of riser drives the transmission lead screw and rotates, the both sides of transmission lead screw all are provided with the guiding axle, lead screw cooperation subassembly spiro union in the transmission lead screw, lead screw cooperation subassembly with the guiding axle cooperation is installed, probe installation component is fixed in lead screw cooperation subassembly, the top of a plurality of test probes install in probe installation component, the panel fixed station is located under the test probe and be fixed in test base.

Further, the distance from the center line of the transmission screw rod to the surface of the vertical plate is L1, l1=8-10 cm.

Further, the center line of the guide shaft to the riser surface is L2, and L2 is greater than L1.

Further, 2 sliding sleeves are arranged in the screw rod matching assembly and are slidably mounted on the guide shafts.

Further, the test base is parallel to the lower end face of the probe mounting assembly, and the lower end face of the probe mounting assembly is perpendicular to the guide shaft.

Compared with the prior art, the utility model has the beneficial effects that:

the top motor install in the top of riser drives the transmission lead screw and rotates, the both sides of transmission lead screw all are provided with the guiding axle, lead screw cooperation subassembly spiro union in the transmission lead screw, lead screw cooperation subassembly with the guiding axle cooperation is installed, the probe installation component is fixed in lead screw cooperation subassembly, the top of a plurality of test probes install in the probe installation component, panel fixed station is located under the test probe and be fixed in test base. The transmission screw rod and the 2 guide shafts are matched for pressing down test, so that the problem that pressing down is easy to shake is solved.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model, as well as the preferred embodiments thereof, together with the following detailed description of the utility model, given by way of illustration only, together with the accompanying drawings.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of a PCB tester test press device according to the present utility model;

fig. 2 is a perspective view of a test pressing device of the PCB tester shown in fig. 1.

In the figure: 10. a test base; 20. a riser; 30. a top motor; 40. a transmission screw rod; 50. a guide shaft; 60. a screw rod matching component; 70. a probe mounting assembly; 80. a test probe; 90. and a plate fixing table.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-2, a test pressing device of a PCB testing machine includes a test base 10, a riser 20, a top motor 30, a transmission screw 40, 2 guide shafts 50, a screw matching assembly 60, a probe mounting assembly 70, a plurality of test probes 80, and a board fixing table 90, wherein the riser 20 is fixed on the test base 10, the top motor 30 is mounted on the top of the riser 20 and drives the transmission screw 40 to rotate, guide shafts 50 are disposed on two sides of the transmission screw 40, the screw matching assembly 60 is screwed to the transmission screw 40, the screw matching assembly 60 is mounted in cooperation with the guide shafts 50, the probe mounting assembly 70 is fixed on the screw matching assembly 60, the tops of the plurality of test probes 80 are mounted on the probe mounting assembly 70, and the board fixing table 90 is located under the test probes 80 and fixed on the test base 10. The push-down test is performed by adopting the cooperation of the transmission screw 40 and the 2 guide shafts 50, so that the problem that the push-down is easy to shake is solved.

Preferably, the distance from the center line of the driving screw 40 to the surface of the riser 20 is L1, l1=8-10 cm. The center line of the guide shaft 50 is L2 to the surface of the riser 20, and L2 is greater than L1.

Preferably, 2 sliding sleeves are arranged in the screw rod matching assembly 60, and the sliding sleeves are slidably mounted on the guide shaft 50. The test base 10 is parallel to the lower end surface of the probe mount assembly 70, and the lower end surface of the probe mount assembly 70 is perpendicular to the guide shaft 50. The whole device has compact structure, novel structure, ingenious design, strong applicability and convenient popularization.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The utility model provides a PCB test machine test press device, includes test base, riser, top motor, transmission lead screw, 2 guiding axles, lead screw cooperation subassembly, probe installation component, a plurality of test probes, panel fixed station, its characterized in that:

the vertical plate is fixed on the test base, the top motor is installed in the top of vertical plate and drives the transmission lead screw to rotate, guide shafts are arranged on two sides of the transmission lead screw, the lead screw matching assembly is in threaded connection with the transmission lead screw, the lead screw matching assembly is in matched installation with the guide shafts, the probe installation assembly is fixed on the lead screw matching assembly, the tops of a plurality of test probes are installed on the probe installation assembly, and the board fixing table is located under the test probes and is fixed on the test base.

2. The PCB tester test pressing apparatus of claim 1, wherein: the distance from the central line of the transmission screw rod to the surface of the vertical plate is L1, and L1=8-10 cm.

3. The PCB tester test pressing apparatus of claim 2, wherein: the center line of the guide shaft to the surface of the vertical plate is L2, and L2 is larger than L1.

4. The PCB tester test pressing apparatus of claim 1, wherein: and 2 sliding sleeves are arranged in the screw rod matching assembly and are slidably mounted on the guide shafts.

5. The PCB tester test pressing apparatus of claim 1, wherein: the test base is parallel to the lower end face of the probe installation assembly, and the lower end face of the probe installation assembly is perpendicular to the guide shaft.