Improved resistance test fixing platform

Abstract

The utility model relates to the technical field of conductive material testing, in particular to an improved resistance test fixing platform, which comprises a pedestal, a top frame integrally fixed on the rear side of the upper end of the pedestal, two guide slide rails symmetrically mounted at the front end of the top frame, and elastic pressing blocks movably mounted on the inner sides of the two guide slide rails. According to the utility model, the original resistance test fixing platform is scientifically and reasonably improved, the pressure sensor is arranged on the underlying resistance test block, the control box is arranged at the lower end of the pedestal, and the original pressing operation handle is replaced by the servo electric cylinder, so that the semi-automatic constant-pressure fixing operation of the conductive material can be realized; the problem that the pressure value is too large or too small in the fixing process of the conductive material is effectively reduced, meanwhile, the workload and difficulty of actual test operation of operators are reduced, and therefore the convenience and efficiency of resistance test operation of the conductive material are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to conductive material test technical field especially relates to an improved resistance test fixed platform. BACKGROUND

[0002] EMI of conductive material is the core material of shielding electromagnetic interference, in addition to preventing the harm of electromagnetic interference to human body, also need to ensure that electromagnetic noise is within the industry standard, the problem of not conducting or poor conductivity of conductive material often appears in the development process of conductive material, causes electronic product early development to spend more manpower and material resources to find the reason, in order to avoid the occurrence of the above problems, generally the developed conductive material is handled resistance test.

[0003] Such as patent number CN2023235358469, patent name is a combined conductive material resistance value test device of Chinese utility model patent, it provides a kind of conductive material resistance value test device not susceptible to external environment, contact surface and pressure etc., however, resistance test fixed platform in actual use process exists following insufficient place: the resistance test fixed platform of last generation is through the mode of manual operation to press down operating handle, to realize the lifting control of upper resistance test block and press down force adjustment operation, in actual operation process, due to the different material, size and thickness of conductive material, need operator to have rich operating experience, otherwise it will lead to the problem of excessive or too small pressure value when conductive material is fixed, it can directly affect the precision of conductive material resistance value test, also increase the workload and difficulty of operator actual test operation.

[0004] Therefore, design and manufacture a kind of resistance test fixed platform that is convenient for operator to carry out conductive material fixed voltage, can effectively reduce resistance test workload and difficulty, it is particularly important to apply in the resistance value test process of conductive material. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in order to solve the fixed platform of last generation of conductive material resistance test, need artificial control press down force when fixed, while entire operation process needs artificial direct participation, increases the workload and difficulty of resistance test operation problem, and a kind of improved resistance test fixed platform is proposed.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] The utility model provides a improved resistance test fixed platform, including pedestal, integral fixed top frame in the rear side of pedestal upper end, two guide slide rails are symmetrically installed in the front end of top frame, the elastic pressure block is movably installed in the inside of two guide slide rails, the upper resistance test block is fixed below the elastic pressure block through the helical extrusion spring group, and the lower resistance test block is fixed in the upper end of pedestal and is located below the upper resistance test block, drive part is arranged between top frame and elastic pressure block, drives the elastic pressure block to adjust the vertical sliding in the guide slide rail, the upper end middle part of lower resistance test block is installed with pressure sensor, and the lower end of pedestal is detachably installed with control box, and the control box is convenient for pressure value monitoring in the resistance test process.

[0008] As the further description of the above technical solutions:

[0009] The drive part includes a servo cylinder installed on the upper side of the front end of the top frame, a pressure regulating valve installed on the lower end of the servo cylinder and rotationally connected with the upper end of the elastic pressure block, and a guide slide plate installed on the upper end of the pressure regulating valve and located inside the guide slide rail.

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

[0011] The inside of the control box is installed with a circuit board, the upper end left lower corner of the circuit board is installed with a digital display screen penetrating through the pedestal upwards, the upper end right lower corner of the circuit board is installed with a lifting controller penetrating through the pedestal upwards, the upper end of the circuit board is installed with an electric control switch penetrating through the pedestal upwards between the digital display screen and the lifting controller, and the upper end middle part of the circuit board is installed with an MCU.

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

[0013] The output end of the pressure sensor is electrically connected with the input end of the MCU, and the output end of the MCU is electrically connected with the input end of the digital display screen.

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

[0015] The rear end of the circuit board is installed with a power line, and the output end of the power line is electrically connected with the input end of the electric control switch.

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

[0017] The output end of the lifting controller is electrically connected with the input end of the servo cylinder.

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

[0019] The side end of the lower resistance test block and the upper resistance test block is fixedly connected with the outward protruding test clamp handle.

[0020] Therefore, the utility model discloses the beneficial effect is:

[0021] In the utility model, through scientific and reasonable improvement to the original resistance test fixed platform, the pressure sensor is arranged on the lower resistance test block, the control box is arranged at the lower end of the pedestal, and the original down pressure operating handle is replaced with the servo electric cylinder, and the operator can control the lifting of the servo electric cylinder through the lifting controller on the control box, when the upper resistance test block contacts and extrudes the lower resistance test block, the pressure sensor can transmit the pressure data of the down pressure to the MCU in real time to calculate, compare and analyze, so that the pressure value is displayed on the digital display screen in real time, and the operator can understand the down pressure applied to the conductive material, and the structure can realize the semi-automatic constant pressure fixing operation of the conductive material, effectively reduces the occurrence of the problem that the pressure value is too large or too small in the fixing process of the conductive material, and also reduces the workload and difficulty of the actual test operation of the operator, so that the convenience and efficiency of the resistance test operation of the conductive material are improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The utility model provides a kind of improved resistance test fixed platform structure schematic diagram;

[0023] Figure 2 It is the three-dimensional exploded schematic view of pedestal and control box in the utility model;

[0024] Figure 3 It is the electric connection flow chart of the utility model.

[0025] Legend:

[0026] 1, pedestal;101, top frame;102, guide slide rail;2, lower resistance test block;3, servo electric cylinder;4, pressure regulating valve;401, guide slide plate;5, elastic pressing block;6, upper resistance test block;7, test clamp handle;8, helical extrusion spring group;9, control box;901, circuit board;902, digital display screen;903, electric control switch;904, lifting controller;905, MCU;906, power cord;10, pressure sensor. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0028] Please refer toFigures 1-3 The utility model provides a technical scheme: an improved resistance test fixed platform, including pedestal 1, the top frame 101 of integral fixed on the rear side of pedestal 1 upper end, the two guide sliding rails 102 of symmetrical installation in the front end of top frame 101, the elastic pressure block 5 of movable installation in the inside of two guide sliding rails 102, the upper resistance test block 6 of fixed in the lower resistance test block 2 of fixed in the upper end of pedestal 1 and located the upper resistance test block 6 directly below through helical extrusion spring group 8 fixed in the lower of elastic pressure block 5, the drive part of being provided between top frame 101 and elastic pressure block 5 drives elastic pressure block 5 to adjust the vertical sliding in guide sliding rail 102, the upper end middle part of lower resistance test block 2 is installed with pressure sensor 10, and the lower end of pedestal 1 is detachably installed with control box 9 of controlling drive part work and being convenient for pressure value monitoring in resistance test process.

[0029] Specifically, as shown in Figure 1 The drive part includes a servo cylinder 3 installed on the upper side of the front end of the top frame 101, a pressure regulating valve 4 installed on the lower end of the servo cylinder 3 and rotationally connected with the upper end of the elastic pressure block 5, and a guide sliding plate 401 installed on the upper end of the pressure regulating valve 4 and located inside the guide sliding rail 102. The lead of the elastic pressure block 5 can be adjusted by rotating the pressure regulating valve 4 to go up or down, thereby indirectly adjusting the downward pressure applied by the upper resistance test block 6 to the lower resistance test block 2.

[0030] Specifically, as shown in Figures 1-3 The inside of the control box 9 is installed with a circuit board 901, the lower left corner of the upper end of the circuit board 901 is installed with a digital display screen 902 penetrating through the pedestal 1 upwards, the lower right corner of the upper end of the circuit board 901 is installed with a lifting controller 904 penetrating through the pedestal 1 upwards, the upper end of the circuit board 901 is installed with an electric control switch 903 penetrating through the pedestal 1 upwards between the digital display screen 902 and the lifting controller 904, and the middle part of the upper end of the circuit board 901 is installed with an MCU 905. The output end of the pressure sensor 10 is electrically connected with the input end of the MCU 905, the output end of the MCU 905 is electrically connected with the input end of the digital display screen 902, the pressure sensor 10 can collect the downward pressure applied to the conductive material in real time, and transmit the pressure data to the MCU 905 for calculation, comparison and analysis in real time, so as to display the pressure data on the digital display screen 902 for the operator to understand the downward pressure condition.

[0031] In addition, the rear end of the circuit board 901 is provided with a power line 906 for power supply operation of components on the circuit board 901, and the output end of the power line 906 is electrically connected with the input end of the electric control switch 903, so that the external circuit and the internal circuit can be connected or disconnected by operating the electric control switch 903, and the output end of the lifting controller 904 is electrically connected with the input end of the servo cylinder 3, so that the servo cylinder 3 can be controlled to extend outward or retract inward by the lifting controller 904, thereby realizing the semi-automatic lifting adjustment operation of the upper resistance test block 6 and reducing the actual operation workload of the operator.

[0032] Specifically, as shown in Figure 1 and Figure 2 It is shown that the lower resistance test block 2 and the upper resistance test block 6 are fixedly connected with outwardly protruding test clamp handles 7 at one side end, so as to facilitate the circuit connection between the resistance test clamp on the direct current low resistance tester and the lower resistance test block 2 or the upper resistance test block 6.

[0033] Working principle: during preparation, the power line 906 is connected with the power supply, and then the resistance test clamp of the direct current low resistance tester is clamped on the test clamp handle 7 of the lower resistance test block 2 or the upper resistance test block 6 according to the test requirement, so that the electric control switch 903 can be turned on in advance to perform the power-on operation of the test fixed platform, and during actual test operation, the conductive material to be tested is placed between the two lower resistance test blocks 2 and the upper resistance test block 6, and then the servo cylinder 3 can be controlled to extend downward or retract upward by the lifting controller 904, so that the elastic pressing block 5 drives the upper resistance test block 6 to move downward or upward, when the upper resistance test block 6 contacts and presses the conductive material on the lower resistance test block 2, the pressure sensor 10 can collect the pressure data applied to the conductive material in real time, and transmit the pressure data to the MCU 905 for calculation, comparison and analysis, and then the MCU 905 transmits the pressure data to the digital display screen 902 for display, so that the operator can understand the downward pressure applied to the conductive material by observing the data on the digital display screen 902, and when the pressure value reaches the set value, the subsequent resistance test operation can be performed.

[0034] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An improved resistance test fixed platform, comprising a pedestal (1), a top frame (101) integrally fixed on the rear side of the upper end of the pedestal (1), two guide rails (102) symmetrically installed on the front end of the top frame (101), a spring block (5) movably installed on the inner side of the two guide rails (102), an upper resistance test block (6) fixed below the spring block (5) through a screw extrusion spring set (8), and a lower resistance test block (2) fixed on the upper end of the pedestal (1) and located directly below the upper resistance test block (6), characterized in that, The top frame (101) and the elastic block (5) are provided with a driving part for driving the elastic block (5) to vertically slide in the guide slide rail (102), the middle of the upper end of the lower resistance testing block (2) is provided with a pressure sensor (10), and the lower end of the pedestal (1) is detachably provided with a control box (9) for controlling the operation of the driving part and facilitating the monitoring of the pressure value in the resistance testing process.

2. The improved fixed platform for resistance testing according to claim 1, wherein, The driving part comprises a servo cylinder (3) installed on the upper side of the front end of the top frame (101), a pressure regulating valve (4) installed on the lower end of the servo cylinder (3) and rotatably connected with the upper end of the elastic block (5), and a guide slide plate (401) installed on the upper end of the pressure regulating valve (4) and located inside the guide slide rail (102).

3. The improved fixed platform for testing resistance according to claim 1, wherein, The inside of the control box (9) is provided with a circuit board (901), the lower left corner of the upper end of the circuit board (901) is provided with a digital display screen (902) penetrating upward through the pedestal (1), the lower right corner of the upper end of the circuit board (901) is provided with a lifting controller (904) penetrating upward through the pedestal (1), the upper end of the circuit board (901) is provided with an electric control switch (903) penetrating upward through the pedestal (1) between the digital display screen (902) and the lifting controller (904), and the middle of the upper end of the circuit board (901) is provided with an MCU (905).

4. The improved fixed platform for testing resistance according to claim 1, wherein, The output end of the pressure sensor (10) is electrically connected with the input end of the MCU (905), and the output end of the MCU (905) is electrically connected with the input end of the digital display screen (902).

5. The improved fixed platform for testing resistance according to claim 3, wherein, The rear end of the circuit board (901) is provided with a power line (906), and the output end of the power line (906) is electrically connected with the input end of the electric control switch (903).

6. The improved fixed platform for testing resistance according to claim 3, wherein, The output end of the lifting controller (904) is electrically connected with the input end of the servo cylinder (3).

7. The improved fixed platform for testing resistance according to claim 1, wherein, The lower resistance testing block (2) and the upper resistance testing block (6) are both fixedly connected with outwardly protruding test clamp handles (7).

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