Combination line product test tool

Abstract

The utility model discloses a combination line product test tool which comprises a workbench, a test box is fixed on the rear side of the top wall of the workbench, an air cylinder is fixed on the top wall of the test box, and a movable end at the bottom of the air cylinder penetrates through the top wall of the test box in a sliding mode and is fixedly provided with a pressing mechanism. The fixing mechanisms are symmetrically fixed on the box walls on the two sides in the test box, and the fixing mechanisms are matched with the pressing mechanism to be used for fixing a to-be-tested combination wire; the slide rheostat is arranged in the working table, and the utility model relates to the technical field of combination wire test equipment. According to the utility model, the pressing mechanism is controlled to move downwards through the arranged cylinder, so that the pressing mechanism is matched with the fixing mechanism to fix the combined wire, voltage and current tests of the combined wire are carried out, and the combined wire can be kept in a stable fixed state in the whole test process; and test errors caused by looseness or unstable position of the combination line in a traditional test method are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to combination line test equipment technical field, concretely is a combination line product test frock. BACKGROUND

[0002] With the continuous development of electrical engineering, various test equipment for electrical performance test has become an important tool in engineering practice. In the design, debugging and maintenance process of electrical system, the quality and accuracy of test frock directly affect the reliability of test result. Therefore, the frock demand for electrical performance test (including voltage, current, resistance, voltage resistance and current resistance) is also increasing.

[0003] When testing the combination line product, the electrical performance test equipment mainly relies on the traditional manual adjustment mode and simple fixing device, which has certain limitations. For example, the existing test equipment usually adopts manual fixing or simple clamping device, which cannot stably and effectively fix the combination line to be tested at the test position, and the combination line is easy to loosen or displace during the test process, thereby affecting the accuracy and reliability of the test. Especially when testing the voltage resistance and current resistance of the combination line, unstable fixation may cause test error. At the same time, the way of adjusting the resistance value in the adjusting circuit of some existing equipment is not accurate enough, and the resistance value cannot be adjusted in real time and accurately to carry out accurate voltage resistance and current resistance test. When adjusting the slide rheostat, due to the unreasonable design of the adjusting device, human error cannot be avoided during the adjusting process, which leads to the inability to test the combination line under accurate electrical conditions.

[0004] Therefore, the utility model provides a combination line product test frock to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a combination line product test frock, which solves the above problems.

[0006] To achieve the above purpose, the utility model is realized by the following technical scheme: a combination line product test frock, comprising:

[0007] A workbench, a test box is fixed on the rear side of the top wall of the workbench, a gas cylinder is fixed on the top wall of the test box, the movable end of the bottom of the gas cylinder slides through the top wall of the test box and is fixed with a pressing mechanism;

[0008] A fixing mechanism, the fixing mechanism is symmetrically fixed on the two side walls inside the test box, and the fixing mechanism cooperates with the pressing mechanism to fix the combination line to be tested;

[0009] A slide rheostat, the slide rheostat is installed in the workbench, and the slide rheostat is connected in series with the combination line to be tested.

[0010] An adjusting mechanism is arranged in the workbench, and the adjusting mechanism is used for adjusting the resistance value of the sliding rheostat;

[0011] An ammeter is fixed on the top wall of the workbench, and the ammeter is connected in series with the combined wire to be tested;

[0012] A voltmeter is fixed on the top wall of the workbench, and the voltmeter is connected in parallel with the combined wire to be tested.

[0013] Preferably, the pressing mechanism comprises a cross rod fixed on the movable end of the bottom of the air cylinder, and press cylinders are symmetrically fixed on the both sides of the bottom wall of the cross rod through connecting columns.

[0014] Preferably, the fixing mechanism comprises a fixing plate fixed on the side wall of the inner cavity of the test box, and a limiting shell is fixed on the top wall of the fixing plate.

[0015] A limiting column is fixed on the bottom wall of the inner cavity of the limiting shell.

[0016] Preferably, the materials of the fixing plate, the limiting shell and the limiting column are all hard conductive metals.

[0017] Preferably, an installation groove is arranged in the inside of the workbench, the sliding rheostat is fixed on the bottom wall of the installation groove, and a driving groove is arranged on the front side of the inside of the workbench.

[0018] Preferably, the adjusting mechanism comprises a threaded rod rotatably installed between the inner walls of the installation groove, and a sliding block is screwed on the threaded rod.

[0019] The sliding block is fixed on the sliding sheet on the top of the sliding rheostat.

[0020] One end of the threaded rod penetrates through the side wall of the driving groove through a bearing and is fixed with a worm wheel.

[0021] The worm wheel is rotatably installed in the driving groove, and a worm is meshingly connected with the worm wheel.

[0022] The worm is rotatably installed between the upper and lower walls of the driving groove, and an adjusting knob is fixed on the top end of the worm through a bearing and penetrates through the top wall of the workbench.

[0023] Preferably, a box door made of transparent material is rotatably installed on the front wall of the test box, and a handle is fixed on the front wall of the box door.

[0024] Beneficial effects

[0025] The utility model provides a kind of combined wire product test tool, and compared with prior art has following

[0026] Beneficial effects:

[0027] (1) The combination line product test tool is provided with a pressing mechanism and a fixing mechanism, the pressing mechanism is controlled to move downward by a cylinder, a cross rod drives a pressing cylinder to press the combination line, and the combination line is accurately positioned and fixed by a limiting column and a limiting shell, so that the combination line can be kept in a stable fixed state during the whole test process, and test errors caused by looseness or unstable position of the combination line in the traditional test method are avoided.

[0028] (2) The combination line product test tool realizes accurate adjustment of the resistance value of the sliding rheostat through the adjusting mechanism, the adjusting knob can conveniently operate the worm, the worm wheel and the threaded rod to drive the sliding sheet of the sliding rheostat to accurately change the resistance value of the circuit, the resistance value adjustment range of the sliding rheostat is wide and the precision is high, and suitable test conditions can be provided for different types of combination lines.

[0029] (3) The combination line product test tool is provided with a test box, the box door of the test box is made of transparent material, so that an operator can clearly observe the state of the combination line during the test, the operator can check the working condition of the combination line in real time during the test, potential faults or abnormalities can be found in time, and then the test conditions can be adjusted or the faults can be handled. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is the external structure perspective view of the box door in the open state of the utility model;

[0031] Figure 2 is the external structure perspective view of the box door in the closed state of the utility model;

[0032] Figure 3 is the internal structure perspective view of the workbench of the utility model;

[0033] Figure 4 is the structure perspective view of the pressing mechanism and the fixing mechanism of the utility model;

[0034] Figure 5 is the connection circuit diagram of the sliding rheostat, the ammeter, the voltmeter and the measured combination line of the utility model.

[0035] In the figure, 1 is a workbench, 2 is a test box, 3 is a cylinder, 4 is a pressing mechanism, 41 is a cross rod, 42 is a connecting column, 43 is a pressing cylinder, 5 is a fixing mechanism, 51 is a fixing plate, 52 is a limiting shell, 53 is a limiting column, 6 is a sliding rheostat, 7 is a mounting groove, 8 is an adjusting mechanism, 81 is a threaded rod, 82 is a sliding block, 83 is a worm wheel, 84 is a worm, 85 is an adjusting knob, 9 is an ammeter, 10 is a voltmeter, 11 is a box door, and 12 is a driving groove. DETAILED DESCRIPTION

[0036] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0037] Embodiment one:

[0038] Please refer to Figures 1-5 A combined line product test tool, comprising:

[0039] A workbench 1, a test box 2 is fixed on the top wall rear side of the workbench 1, a gas cylinder 3 is fixed on the top wall of the test box 2, the movable end of the bottom of the gas cylinder 3 is slidingly penetrated through the top wall of the test box 2 and is fixed with a pressing mechanism 4;

[0040] A fixing mechanism 5 is symmetrically fixed on the two side walls inside the test box 2, the fixing mechanism 5 cooperates with the pressing mechanism 4 to fix the combined line to be tested;

[0041] A sliding resistor 6 is arranged in the workbench 1, and the sliding resistor 6 is connected in series with the combined line to be tested;

[0042] An adjusting mechanism 8 is arranged in the workbench 1, and the adjusting mechanism 8 is used to adjust the resistance value of the sliding resistor 6;

[0043] An ammeter 9 is fixed on the top wall of the workbench 1, and the ammeter 9 is connected in series with the combined line to be tested;

[0044] A voltmeter 10 is fixed on the top wall of the workbench 1, and the voltmeter 10 is connected in parallel with the combined line to be tested.

[0045] A box door 11 of transparent material is rotatably installed on the front wall of the test box 2, and a handle is fixed on the front wall of the box door 11.

[0046] In the embodiment, the test box 2 is arranged to provide a test environment for the combined line, the gas cylinder 3 is arranged to control the downward movement of the pressing mechanism 4, thereby cooperating with the fixing mechanism 5 to fix the combined line, so as to test the voltage and current of the combined line, the adjusting mechanism 8 is arranged to adjust the resistance value of the sliding resistor 6, thereby changing the resistance value in the circuit, and cooperating with the voltage of the power supply to test the voltage resistance and current resistance of the combined line, the ammeter 9 is arranged to measure the current of the combined line, and the voltmeter 10 is arranged to measure the voltage of the combined line. The box door 11 of transparent material can facilitate observation of the state of the combined line during the test process.

[0047] Embodiment two:

[0048] Please refer to Figures 3-5 The embodiment is based on embodiment one and provides a technical solution:

[0049] The pressing mechanism 4 comprises a crossbar 41 fixed on the movable end of the cylinder 3 at the bottom, and press cylinders 43 are symmetrically fixed on the bottom wall of the crossbar 41 through connecting columns 42.

[0050] The fixing mechanism 5 comprises a fixed plate 51 fixed on the side wall of the inner cavity of the test box 2, and a limiting shell 52 is fixed on the top wall of the fixed plate 51.

[0051] The limiting shell 52 is fixed on the top wall of the fixed plate 51.

[0052] The materials of the fixed plate 51, the limiting shell 52 and the limiting column 53 are all hard conductive metals.

[0053] In the embodiment, the fixing mechanism 5 cooperates with the pressing mechanism 4 to fix the combined wire to be tested. When the combined wire needs to be detected, the two ends of one wire of the combined wire are wound around the limiting columns 53 on both sides, and then the cylinder 3 is controlled to extend, the crossbar 41 is driven to move downward, and the wire head of the combined wire is pressed in the limiting shell 52 by the press cylinder 43 during the downward movement of the crossbar 41, thereby completing the fixation of the combined wire.

[0054] The workbench 1 is internally provided with a mounting groove 7, and the sliding rheostat 6 is fixed on the bottom wall of the mounting groove 7. The inside of the workbench 1 is provided with a driving groove 12.

[0055] The adjusting mechanism 8 comprises a threaded rod 81 rotatably installed between the inner walls of the mounting groove 7, and a sliding block 82 is screwed on the threaded rod 81.

[0056] The sliding block 82 is fixed on the sliding sheet on the top of the sliding rheostat 6.

[0057] One end of the threaded rod 81 penetrates the side wall of the driving groove 12 through a bearing and is fixed with a worm gear 83.

[0058] The worm gear 83 is rotatably installed in the driving groove 12, and the worm gear 83 is meshed with a worm 84.

[0059] The worm 84 is rotatably installed between the upper and lower walls of the driving groove 12, and the top end of the worm 84 penetrates the top wall of the workbench 1 through a bearing and is fixed with an adjusting knob 85.

[0060] In the embodiment, the adjusting mechanism 8 is arranged to adjust the resistance of the slide rheostat 6, and then change the resistance in the circuit. When adjusting the resistance of the slide rheostat 6, the adjusting knob 85 on the workbench 1 is directly rotated to drive the worm 84 to rotate, the worm 84 drives the threaded rod 81 to rotate through the worm gear 83 in the rotating process, and the threaded rod 81 drives the sliding piece on the slide rheostat 6 to move through the sliding block 82 in the rotating process, so as to adjust the resistance of the slide rheostat 6.

[0061] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art.

[0062] It should be noted that, in this document, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or sequence between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0063] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A combined wire product test fixture, characterized by, Include: Workbench (1), the workbench (1) top wall rear side is fixed with test box (2), the top wall of test box (2) is fixed with pneumatic cylinder (3), the movable end of pneumatic cylinder (3) bottom is slid through the top wall of test box (2) and is fixed with pressing mechanism (4); Fixing mechanism (5), the fixing mechanism (5) is fixed on the two sides of the box wall inside the test box (2), and the fixing mechanism (5) is used for fixing the combined line to be tested in cooperation with the pressing mechanism (4); Sliding rheostat (6), the sliding rheostat (6) is installed in the workbench (1), and the sliding rheostat (6) is connected in series with the combined line to be tested; Adjusting mechanism (8), the adjusting mechanism (8) is installed in the workbench (1), and the adjusting mechanism (8) is used for adjusting the resistance value of the sliding rheostat (6); Ammeter (9), the ammeter (9) is fixed on the top wall of the workbench (1), and the ammeter (9) is connected in series with the combined line to be tested; Voltage meter (10), the voltage meter (10) is fixed on the top wall of the workbench (1), and the voltage meter (10) is connected in parallel with the combined line to be tested.

2. A combined wire product testing tool according to claim 1, characterized in that, The pressing mechanism (4) comprises a cross bar (41), the cross bar (41) is fixed on the movable end of the pneumatic cylinder (3) bottom, and the cross bar (41) bottom wall both sides are fixed with pressing cylinder (43) through connecting column (42) symmetry.

3. A combined wire product testing tool according to claim 1, characterized in that, The fixing mechanism (5) comprises a fixed plate (51), the fixed plate (51) is fixed on the inner cavity side wall of the test box (2), and the fixed plate (51) top wall is fixed with a limit shell (52); The limit shell (52) inner cavity bottom wall is fixed with a limit column (53).

4. A combined wire product testing tool according to claim 3, characterized in that The material of the fixed plate (51), limit shell (52) and limit column (53) is hard conductive metal.

5. The combined wire product test fixture of claim 1, wherein, The workbench (1) is provided with a mounting groove (7) inside, the sliding rheostat (6) is fixed on the bottom wall of the mounting groove (7), and the workbench (1) is provided with a driving groove (12) inside the front side.

6. A combined wire product testing tool according to claim 5, characterized in that The adjusting mechanism (8) comprises a threaded rod (81), the threaded rod (81) is rotatably installed between the inner wall of the mounting groove (7), and the threaded rod (81) is screwed with a sliding block (82); The sliding block (82) is fixed on the sliding sheet on the top of the sliding rheostat (6); One end of the threaded rod (81) penetrates the side wall of the driving groove (12) through a bearing and is fixed with a worm wheel (83); The worm wheel (83) is rotatably installed in the driving groove (12), and the worm wheel (83) is connected with a worm (84) in meshing connection; The worm (84) is rotatably installed between the upper and lower walls of the driving groove (12), and the top end of the worm (84) penetrates the top wall of the workbench (1) through a bearing and is fixed with an adjusting knob (85).

7. The combined wire product test fixture of claim 1, wherein, The test box (2) front wall is rotatably installed with a box door (11) of transparent material, and the box door (11) front wall is fixed with a handle.

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