CN219104989U - Potentiometer performance testing device - Google Patents

Abstract

The utility model relates to the technical field of potentiometers, in particular to a potentiometer performance testing device, which includes a test box, a pressure plate, a pressure sensor and a potentiometer to be detected. The pressure sensor is fixed at the bottom of the pressure plate, and the bottom of the test box is The end is fixed with a fastening box, the top of the fastening box is provided with limiting holes, and the fastening boxes on both sides of the limiting hole are provided with strip grooves. The utility model is provided with a clamping component, a fastening box, a limit hole and a strip groove, and the output end of the electric telescopic rod drives the connecting plate and the fixing clip to move horizontally in the direction close to the potentiometer to be detected, thereby realizing the fixed The clamp clamps the potentiometer to be detected, and the electric telescopic rod controls the fixed clip to clamp the potentiometer to be detected. The electric telescopic rod can effectively control the fixed clip to clamp the potentiometer to be detected for a long time. The potentiometer will not loosen or move under pressure, and thus will not affect the performance test of the potentiometer to be tested.

Description

Potentiometer performance test device

technical field

The utility model relates to the technical field of potentiometers, in particular to a performance testing device for potentiometers.

Background technique

The authorized announcement number is CN110967586A, which discloses the automatic detection device of the potentiometer, which records the automatic detection device of the potentiometer, including the chassis, the fixing seat, the driving part, the pressure detection part, the temperature detection part and the auxiliary measurement part. It is provided that the fixed seat is fixed on the inner bottom wall of the chassis, and the pressure detection component includes a first slide rail, a backing plate, a pressure sensor, a threaded ring, a threaded rod, and a bearing ring, and the two first slide rails They are respectively fixed on the left and right inner walls of the chassis, and the fixing seat includes a bottom plate, a fixing clip, a moving clip and a threaded shaft. The fixing clip is fixed on one end of the bottom plate, a slot is opened on the bottom plate, the moving clip is slid on the slot, and one end of the threaded shaft is rotatably connected to the side wall of the slot , the other end of the threaded shaft extends to one side of the bottom plate, and the threaded shaft is threadedly matched with the moving clip. When using the fixed seat to fix the potentiometer, push the potentiometer against the fixed clip, and then rotate the screw thread Shaft, the mobile clamp moves to the fixed clamp under the thread cooperation of the threaded shaft until the mobile clamp is screwed to the clamping potentiometer.

The above-mentioned existing technology clamps the potentiometer through the fixing clip, and then lowers the contact plate until it is pressed onto the potentiometer clamped on the fixed seat, and the pressure sensor and the contact plate at the bottom of the contact plate are pressed onto the potentiometer, realizing the potentiometer The compression performance test, but in actual use, it is necessary to repeatedly rotate the threaded shaft to realize the movement of the fixed clip, so as to realize the clamping of the potentiometer. The fixed clip moves on the threaded shaft for a long time, which is easy to damage the thread, resulting in the clamping of the fixed clip. The fixing effect is not good, and the potentiometer is easy to shift and loosen under pressure, which will affect the test results. Therefore, it is necessary to design a potentiometer performance test device to solve the above problems.

Utility model content

The purpose of this utility model is to provide a potentiometer performance testing device to solve the prior art proposed in the above-mentioned background technology. The potentiometer is clamped by the fixing clip, and then the potentiometer is lowered by the backing plate until it is pressed to the potentiometer clamped on the fixed seat. , the pressure sensor at the bottom of the board and the contact plate are pressed onto the potentiometer to realize the pressure resistance test of the potentiometer, but in actual use, it is necessary to repeatedly rotate the threaded shaft to move the fixing clip, so as to realize the clamping of the potentiometer , The fixing clip moves on the threaded shaft for a long time, which is easy to damage the thread, resulting in poor fixing effect of the fixing clip, and the potentiometer is easy to shift and loosen under pressure, which will affect the test results.

In order to achieve the above object, the utility model provides the following technical solutions: a potentiometer performance testing device, including: a test box, a pressure plate, a pressure sensor and a potentiometer to be detected, the pressure sensor is fixedly arranged at the bottom of the pressure plate, and the test box The inner bottom is fixed with a fastening box, and the top of the fastening box is provided with a limit hole. The fastening boxes on both sides of the limit hole are provided with strip grooves, and the fastening box is provided with clamping holes. Components, the clamping component includes an electric telescopic rod, the electric telescopic rod is fixedly installed inside the fastening box, the output end of the electric telescopic rod is fixedly installed with a connecting plate, and the top of one side of the connecting plate is fixedly installed with a fixing clip.

Preferably, a fixed plate is fixedly installed on the top of the test box, a mounting plate is fixedly installed between the fixed plates, a cylinder is fixedly installed at the bottom of the mounting plate, and the top of the pressure plate is fixedly installed on the output end of the cylinder.

Preferably, slide rails are fixedly installed on both sides inside the test box, sliders are slidably installed inside the slide rails, and sides of the pressure plate are fixedly connected to the sliders.

Preferably, both sides of the pressure sensor are fixedly installed with threaded orifice plates, the threaded orifice plate and the pressure plate are threaded with fastening bolts, and the pressure sensor is fixedly installed on the pressure plate through the fastening bolts.

Preferably, a jacking rod is fixedly connected to the connecting plate at the bottom of the fixing clip.

Preferably, a rubber pad is fixedly installed on one side of the fixing clip, and anti-slip lines are uniformly provided on one side of the rubber pad.

Preferably, a jacking plate is fixedly installed at the end of the jacking rod, and one side of the jacking plate is arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are:

1. By setting the clamping component, the fastening box, the limit hole and the strip groove, first place the potentiometer to be detected on the fastening box, and insert the bottom of the potentiometer to be detected into the limit hole, The output end of the electric telescopic rod drives the connecting plate and the fixing clip to move horizontally in the direction close to the potentiometer to be detected, so that the fixing clip can clamp the potentiometer to be detected, and the fixed clip is controlled by the electric telescopic rod to clamp the potentiometer to be detected , the electric telescopic rod can effectively control the fixing clip to clamp the potentiometer to be detected for a long time, and the fixing effect is better, so that the potentiometer to be detected will not loosen or move under pressure, and will not affect the performance of the potentiometer to be detected test.

2. By setting a jacking rod and a jacking plate, one side of the jacking plate is arc-shaped to ensure that the jacking plate fits closely with the bottom of the potentiometer to be tested, further improving the stability of the test and facilitating stable testing The potentiometer to be tested further reduces the possibility of inaccurate testing.

Description of drawings

Fig. 1 is the structure front view sectional schematic diagram of the present utility model;

Fig. 2 is a schematic front view of the structure of the clamping assembly of the present invention;

Fig. 3 is a schematic bottom view of the structure of the potentiometer to be detected and the clamping assembly of the utility model;

Fig. 4 is a partially enlarged schematic diagram of the structure at A in Fig. 1 of the present invention.

Among the figure: 110, test box; 111, pressure plate; 112, pressure sensor; 113, potentiometer to be detected; 114, fixed plate; 115, installation plate; 116, cylinder; 117, slide rail; 118, slide block; 119, threaded orifice plate; 120, fastening bolt; 121, fastening to the box; 122, limit hole; 123, strip groove; 200, clamping assembly; 210, electric telescopic rod; Fixed clip; 213, jacking rod; 214, jacking plate; 215, rubber pad.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment one

Please refer to Fig. 1-3, the embodiment provided by the utility model: potentiometer performance testing device, including: test box 110, pressure plate 111, pressure sensor 112 and potentiometer 113 to be detected, all the usefulness used in the utility model The electrical appliances are all models that can be purchased directly on the market, and their specific working principles are all known to those skilled in the art, so they will not be elaborated here. The pressure sensor 112 is fixedly arranged at the bottom of the pressure plate 111 , the bottom end of the test box 110 is fixedly installed with a fastening box 121, and the top of the fastening box 121 is provided with a limiting hole 122, and the fastening box 121 on both sides of the limiting hole 122 is provided with a strip groove 123 , the fastening box 121 is provided with a clamping assembly 200, the clamping assembly 200 includes an electric telescopic rod 210, the electric telescopic rod 210 is fixedly installed inside the fastening box 121, and the output end of the electric telescopic rod 210 is fixedly installed with a connection plate 211, the top of one side of the connecting plate 211 is fixedly equipped with a fixing clip 212, when using this device to test the potentiometer 113 to be detected, first place the potentiometer 113 to be detected on the fastening box 121, and make the potentiometer to be detected The bottom of 113 is inserted into the limit hole 122, and the output end of the electric telescopic rod 210 drives the connecting plate 211 and the fixing clip 212 to move horizontally in the direction close to the potentiometer 113 to be detected, so that the fixing clip 212 clamps the potentiometer 113 to be detected Tight, through the electric telescopic rod 210 to control the fixed clip 212 to clamp the potentiometer 113 to be detected, the electric telescopic rod 210 can effectively control the fixed clip 212 to clamp the potentiometer 113 to be detected for a long time, the fixing effect is better, so that the potential to be detected The potentiometer 113 will not loosen or displace under pressure, and will not affect the performance test of the potentiometer 113 to be tested.

Further, a rubber pad 215 is fixedly installed on one side of the fixing clip 212, and one side of the rubber pad 215 is uniformly provided with anti-skid lines, and when the potentiometer 113 to be detected is clamped, the rubber pad 215 is closely attached to the potentiometer 113 to be detected , the anti-skid pattern on the rubber pad 215 makes the surface of the rubber pad 215 rougher, so that the fixing effect is better.

Embodiment two

The potentiometer performance testing device proposed by the utility model, compared with the first embodiment, please refer to Figures 1-4, the top of the test box 110 is fixedly installed with a fixed plate 114, and between the fixed plates 114 is fixedly installed with a mounting plate 115. The bottom end of the plate 115 is fixedly installed with the cylinder 116, and the top of the pressure plate 111 is fixedly installed on the output end of the cylinder 116. Before the measurement, the potentiometer 113 to be detected is first fixed, and the contact of the potentiometer 113 to be detected is connected to Electricity, connect the measuring instrument with the potentiometer 113 to be detected. During the test, the pressure plate 111 is driven downward by the cylinder 116 until the pressure sensor 112 is pressed on the potentiometer 113 to be detected after being clamped, and the pressure sensor 112 is then The pressure received on the potentiometer 113 to be detected represents the pressure on the potentiometer 113 to be detected. At the same time, it can correspond to the connected instrument. Through the instrument, it can be observed that when the pressure on the potentiometer 113 to be detected is continuously increasing When the value is large, the change in its performance can help the user to identify the mechanical pressure resistance of the potentiometer 113 to be tested through this parameter.

Further, slide rails 117 are fixedly installed on both sides of the inside of the test box 110, and a slide block 118 is slidably installed inside the slide rail 117, and the side of the pressure plate 111 is fixedly connected with the slide block 118, and the pressure plate 111 is downward When moving, the slider 118 will slide inside the slide rail 117, and the slide rail 117 and the slider 118 assist the pressure plate 111 to move, which is convenient for use.

Further, both sides of the pressure sensor 112 are fixedly installed with threaded orifice plates 119, and fastening bolts 120 are threaded on the threaded orifice plate 119 and the pressure plate 111, and the pressure sensor 112 is fixedly installed on the pressure plate through the fastening bolts 120. 111, the pressure sensor 112 is fixed on the pressure plate 111 by the fastening bolt 120. When the pressure sensor 112 is damaged, the fastening bolt 120 is unscrewed, and the pressure sensor 112 can be disassembled from the pressure plate 111, which is convenient for replacement .

Embodiment three

The potentiometer performance testing device proposed by the utility model, compared with the first embodiment, please refer to Fig. 1-3, the connecting plate 211 at the bottom of the fixing clip 212 is fixedly connected with the jacking rod 213, and the fixing clip 212 will be used to detect the potentiometer When 113 is clamped, the jacking rod 213 is tightly pressed against the bottom of the potentiometer 113 to be detected, and the bottom of the potentiometer 113 to be detected is also clamped, so that the stability of the potentiometer 113 to be detected is stronger.

Further, the end of the jacking rod 213 is fixedly equipped with a jacking plate 214, one side of the jacking plate 214 is arc-shaped, and one side of the jacking plate 214 is in an arc shape, so as to ensure that the jacking plate 214 is in contact with the potential to be detected. The bottom of the device 113 is closely fitted, further improving the stability during testing.

Working principle: When using this device to test the potentiometer 113 to be detected, first place the potentiometer 113 to be detected on the fastening box 121, and insert the bottom of the potentiometer 113 to be detected into the limit hole 122, and pass through the electric telescopic rod The output end of 210 drives the connecting plate 211 and the fixing clip 212 to move horizontally in the direction close to the potentiometer 113 to be detected, so that the fixing clip 212 clamps the potentiometer 113 to be detected, and the fixed clip 212 is controlled by the electric telescopic rod 210 to move the potentiometer 113 to be detected. The potentiometer 113 is clamped, and the electric telescopic rod 210 can effectively control the fixed clamp 212 to clamp the potentiometer 113 to be detected for a long time, and the fixing effect is better, so that the potentiometer 113 to be detected will not loosen and displace under pressure, It will not affect the performance test of the potentiometer 113 to be tested.

Before the measurement, first fix the potentiometer 113 to be detected, connect the contacts of the potentiometer 113 to be detected, connect the measuring instrument to the potentiometer 113 to be detected, and drive the pressure plate 111 downward through the cylinder 116 during the test. Move until the pressure sensor 112 is pressed on the clamped potentiometer 113 to be detected, the pressure sensor 112 receives the pressure pressed on the potentiometer 113 to be detected, which represents the pressure on the potentiometer 113 to be detected, and at the same time It can correspond to the connected instrument, through which one can observe the change of its performance when the pressure on the potentiometer 113 to be detected increases continuously. This parameter can help the user to identify the mechanical resistance of the potentiometer 113 to be detected. pressure performance.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. Potentiometer performance testing arrangement, its characterized in that includes: test box (110), pressure movable plate (111), pressure sensor (112) and waiting to detect potentiometre (113), pressure sensor (112) fixed setting is in the bottom of pressure movable plate (111), inside bottom fixed mounting of test box (110) has fastening to support case (121), spacing hole (122) have been seted up on the top of fastening to support case (121), the fastening of spacing hole (122) both sides supports case (121) on all offered bar groove (123), be provided with clamping assembly (200) on fastening to support case (121), clamping assembly (200) include electric telescopic handle (210), electric telescopic handle (210) fixed mounting is in the inside of fastening to support case (121), the output fixed mounting of electric telescopic handle (210) has connecting plate (211), the top fixed mounting of connecting plate (211) one side has fixation clamp (212).

2. The potentiometer performance testing apparatus of claim 1, wherein: the top end of the test box (110) is fixedly provided with a fixed plate (114), a mounting plate (115) is fixedly arranged between the fixed plates (114), the bottom end of the mounting plate (115) is fixedly provided with a cylinder (116), and the top end of the pressing plate (111) is fixedly arranged at the output end of the cylinder (116).

3. The potentiometer performance testing apparatus of claim 1, wherein: both sides inside the test box (110) are fixedly provided with sliding rails (117), the inside of the sliding rails (117) is slidably provided with sliding blocks (118), and the side edges of the pressing plates (111) are fixedly connected with the sliding blocks (118).

4. The potentiometer performance testing apparatus of claim 1, wherein: both sides of the pressure sensor (112) are fixedly provided with threaded hole plates (119), the threaded hole plates (119) and the pressing plate (111) are provided with fastening bolts (120) in a threaded manner, and the pressure sensor (112) is fixedly arranged on the pressing plate (111) through the fastening bolts (120).

5. The potentiometer performance testing apparatus of claim 1, wherein: a jacking rod (213) is fixedly connected to a connecting plate (211) at the bottom of the fixing clamp (212).

6. The potentiometer performance testing apparatus of claim 1, wherein: one side of the fixing clamp (212) is fixedly provided with a rubber pad (215), and one side of the rubber pad (215) is uniformly provided with anti-skid patterns.

7. The potentiometer performance testing apparatus of claim 5, wherein: the end part of the jacking rod (213) is fixedly provided with a jacking plate (214), and one side of the jacking plate (214) is arc-shaped.

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