Device for detecting service life of angular displacement sensor

Abstract

The utility model relates to the technical field of angular displacement sensors, in particular to an angular displacement sensor service life detection device which comprises a service life detection device cabinet body, two limiting boxes are fixedly connected in the service life detection device cabinet body, T-shaped plates are connected in the two limiting boxes in a sliding mode, a rack is installed between the two T-shaped plates, and the rack is connected with the limiting boxes in a sliding mode. The rack is driven to move along with the rotation of the gear rotating rod, so that a plurality of angular displacement sensors embedded into the base can perform service life detection work in sequence, the angular displacement sensors do not need to be assembled and disassembled back and forth, and the working efficiency of the service life detection device is improved; the rotating shaft sleeve of the second servo motor is used for driving the angular displacement sensor to carry out rotation life detection work, so that the angular displacement amount is converted into a voltage value to be output to the control detection system, and life detection data can be conveniently obtained; and meanwhile, the heating plate is utilized, so that the angular displacement sensor can perform service life detection work at different temperatures.

Description

Technical Field

[0001] The utility model relates to the technical field of angular displacement sensors, in particular to a life detection device for angular displacement sensors. Background Art

[0002] Angular displacement sensor, also known as angle sensor, is a sensor used to measure the angular displacement of objects. It is widely used in robotics, automobiles, aerospace and other fields. It is a very important measuring device. The life of the angular displacement sensor depends on factors such as hardware quality, operating environment and maintenance. Therefore, a service life detection device is required to detect the angular displacement sensor.

[0003] The prior art discloses patent application number "CN202123070036.1", which is an angular displacement sensor life test device, including a base plate, on which an angular displacement sensor fixing plate and a motor fixing plate are provided. The base plate can perform uniform rotation life test and reciprocating motion working number life test of the angular displacement sensor, and can meet high and low temperature environment requirements.

[0004] The angular displacement sensor life test device needs to load and unload the angular displacement sensor back and forth to perform life detection, which will consume a lot of time to load and unload the angular displacement sensor, resulting in cumbersome operation and inability to quickly perform detection work, thereby affecting the working efficiency of the life detection device and being unfavorable for use. Utility Model Content

[0005] The purpose of the utility model is to provide a life detection device for an angular displacement sensor to solve the problems raised in the above background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A life detection device for an angular displacement sensor comprises a life detection device cabinet, wherein two limit boxes are fixedly connected inside the life detection device cabinet, T-shaped plates are slidably connected inside the two limit boxes, a rack is installed between the two T-shaped plates, an embedding seat is slidably connected to the upper side of the rack, a connecting rod is connected to the internal array of the embedding seat, a slide plate is slidably connected to the outer surfaces of the two connecting rods, and an angular displacement sensor body is installed inside the slide plate;

[0008] A U-shaped limit plate is clamped on the rear side of the skateboard, which is used to fix the angular displacement sensor body. A connecting spring is connected in an array between the skateboard and the embedded seat. Two fixing plates are fixedly installed at the bottom end of the life detection device cabinet, and a gear rod is rotatably connected between the two fixing plates.

[0009] Preferably, a positioning rod is clamped on the left side of the rack, and the right side of the positioning rod passes through the rack and extends to the interior of the embedded seat. Both ends of the slide plate are threadedly connected with No. 1 fastening bolts, and the rear side of the gear rotating rod passes through the fixed plate and extends to the rear side of the fixed plate. The rear side of the gear rotating rod is fixedly connected to the first servo motor through the motor mounting plate.

[0010] Preferably, a vertical plate is fixedly installed at the bottom end of the inside of the life detection device cabinet, and a rotating shaft sleeve is rotatably connected to the rear side of the vertical plate. The rotating shaft sleeve is located in front of the angular displacement sensor body, and the front side of the rotating shaft sleeve penetrates the vertical plate and extends to the front side of the vertical plate. The front side of the rotating shaft sleeve is fixedly connected to a second servo motor through a motor mounting plate, and a No. 2 fastening bolt is threadedly connected to the upper side of the rotating shaft sleeve.

[0011] Preferably, a support plate is installed on the left side of the vertical plate, an infrared sensor is connected to the rear side of the support plate, a controller is fixedly connected to one side inside the life detection device cabinet, and the infrared sensor is electrically connected to the controller.

[0012] Preferably, an electric push rod is fixedly connected to the interior of the life detection device cabinet, a rubber seat is installed on the front side of the electric push rod, and a cabinet door is rotatably installed inside the life detection device cabinet.

[0013] Preferably, a U-shaped top plate is fixedly installed on the top of the life detection device cabinet, a heating plate is connected to the lower side of the U-shaped top plate, a connecting plate is fixedly connected to the right side of the U-shaped top plate, a temperature sensor is installed on the left side of the connecting plate, and the temperature sensor is electrically connected to the controller.

[0014] Beneficial effects of the utility model:

[0015] 1. The utility model drives the rack to move as the gear rod rotates, so that multiple angular displacement sensors embedded in the seat can perform life detection work in sequence, without the need to load and unload the angular displacement sensors back and forth, thereby improving the working efficiency of the life detection device;

[0016] 2. The utility model utilizes the rotating shaft sleeve of the second servo motor to drive the angular displacement sensor to perform rotational life detection, so as to convert the angular displacement into a voltage value and output it to the control detection system, so as to obtain the life detection data. At the same time, the heating plate can be used to heat the inside of the cabinet of the life detection device. In combination with the use of a temperature sensor, the angular displacement sensor can be placed at different temperatures for life detection, thereby improving the accuracy of life detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the drawings required for use in the embodiments or the prior art description are briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This utility model Figure 1 Installation diagram of the middle rack and gear rod;

[0020] Figure 3 This utility model Figure 1 Installation diagram of the transfer sleeve and No. 2 fastening bolt;

[0021] Figure 4 This utility model Figure 1 Schematic diagram of the structure of the electric push rod and rubber seat;

[0022] The reference numerals in the figures are as follows:

[0023] 1. Life detection device cabinet; 2. Limit box; 3. T-plate; 4. Rack; 5. Embedded seat; 6. Connecting rod; 7. Angular displacement sensor body; 8. Slide plate; 9. Positioning rod; 10. U-shaped limit plate; 11. Connecting spring; 12. No. 1 fastening bolt; 13. Fixing plate; 14. Gear rotating rod; 15. First servo motor; 16. Support plate; 17. Infrared sensor; 18. Vertical plate; 19. Rotating shaft sleeve; 20. No. 2 fastening bolt; 21. Second servo motor; 22. Controller; 23. Electric push rod; 24. Rubber seat; 25. U-shaped top plate; 26. Heating plate; 27. Connecting plate; 28. Temperature sensor; 111. Cabinet door. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 4As shown, a life detection device for an angular displacement sensor comprises a life detection device cabinet 1, two limit boxes 2 are fixedly connected inside the life detection device cabinet 1, T-shaped plates 3 are slidably connected inside the two limit boxes 2, a rack 4 is installed between the two T-shaped plates 3, an embedding seat 5 is slidably engaged on the upper side of the rack 4, a connecting rod 6 is connected to the internal array of the embedding seat 5, a slide plate 8 is slidably connected to the outer surfaces of the two connecting rods 6, an angular displacement sensor body 7 is installed inside the slide plate 8, and through the setting of the embedding seat 5, a plurality of angular displacement sensor bodies 7 can be driven to perform life detection in sequence with the installation of the embedding seat 5, which is convenient to use;

[0026] A U-shaped limit plate 10 is clamped on the rear side of the slide plate 8, and the U-shaped limit plate 10 is used to fix the angular displacement sensor body 7. A connecting spring 11 is connected in an array between the slide plate 8 and the embedded seat 5. Two fixing plates 13 are fixedly installed at the bottom end of the interior of the life detection device cabinet 1. A gear rod 14 is rotatably connected between the two fixing plates 13. Through the installation and use of the limit box 2 and the T-shaped plate 3, the two T-shaped plates 3 can move inside the limit box 2, so that the embedded seat 5 on the rack 4 can move back and forth smoothly, so as to perform life detection on the angular displacement sensor, which is easy to use.

[0027] A positioning rod 9 is clamped on the left side of the rack 4, and the right side of the positioning rod 9 passes through the rack 4 and extends to the inside of the embedded seat 5. Both ends of the slide plate 8 are threadedly connected with a No. 1 fastening bolt 12. The rear side of the gear rod 14 passes through the fixed plate 13 and extends to the rear side of the fixed plate 13. The rear side of the gear rod 14 is fixedly connected to the first servo motor 15 through the motor mounting plate.

[0028] A vertical plate 18 is fixedly installed at the bottom end of the life detection device cabinet 1, and a rotating shaft sleeve 19 is rotatably connected to the rear side of the vertical plate 18. The rotating shaft sleeve 19 is located in front of the angular displacement sensor body 7. The front side of the rotating shaft sleeve 19 penetrates the vertical plate 18 and extends to the front side of the vertical plate 18. The front side of the rotating shaft sleeve 19 is fixedly connected to a second servo motor 21 through a motor mounting plate, and a No. 2 fastening bolt 20 is threadedly connected to the upper side of the rotating shaft sleeve 19.

[0029] A support plate 16 is installed on the left side of the vertical plate 18, and an infrared sensor 17 is connected to the rear side of the support plate 16. The model of the infrared sensor 17 is TCRT5000. A controller 22 is fixedly connected to one side inside the life detection device cabinet 1, and the infrared sensor 17 is electrically connected to the controller 22.

[0030] An electric push rod 23 is fixedly connected to the inside of the life detection device cabinet 1. The model of the electric push rod 23 is HB-DJ801. A rubber seat 24 is installed on the front side of the electric push rod 23. Through the setting of the electric push rod 23, when the detection work of the angular displacement sensor main body 7 is completed, the No. 2 fastening bolt 20 can be rotated in the reverse direction to release the limit of the angular displacement sensor. In this way, the electric push rod 23 will retract the rubber seat 24, and the angular displacement sensor will return to its original position, so as to perform a life detection on the next angular displacement sensor. A cabinet door 111 is rotatably installed inside the life detection device cabinet 1.

[0031] A U-shaped top plate 25 is fixedly installed at the top of the life detection device cabinet 1, a heating plate 26 is connected to the lower side of the U-shaped top plate 25, a connecting plate 27 is fixedly connected to the right side of the U-shaped top plate 25, a temperature sensor 28 is installed on the left side of the connecting plate 27, the model of the temperature sensor 28 is TR / 02016, and the temperature sensor 28 is electrically connected to the controller 22.

[0032] The working principle of the angular displacement sensor life detection device provided by the utility model is as follows:

[0033] By sequentially snapping multiple angular displacement sensor bodies 7 into multiple slide plates 8, and then inserting the U-shaped limit plate 10 into the rear of the slide plate 8, and then rotating the No. 1 fastening bolt 12, so that the No. 1 fastening bolt 12 can squeeze and fix the U-shaped limit plate 10, so that the U-shaped limit plate 10 can firmly position the angular displacement sensor body 7, and ensure the stability of the angular displacement sensor body 7 during life detection, and then snapping the entire embedding seat 5 onto the top of the rack 4, and then inserting the positioning rod 9 into the rack 4 and the embedding seat 5 to reinforce the installation of the embedding seat 5, and then the output shaft of the first servo motor 15 drives the gear rotating rod 14 to rotate, and the rotation of the gear rotating rod 14 will drive the rack 4 to move, so that the multiple angular displacement sensors on the embedding seat 5 can perform life detection work in sequence, without the need to load and unload the angular displacement sensors back and forth, thereby improving the working efficiency of the life detection device;

[0034] By utilizing the infrared sensor 17, the conveyed angular displacement sensor body 7 can be detected, and the infrared sensor 17 will send a signal to the electric push rod 23, so that the electric push rod 23 will drive the rubber seat 24 to move and push the slide plate 8 installed with the connecting spring 11 to move, so that the angular displacement sensor body 7 on the slide plate 8 can be snapped into the inside of the rotating shaft sleeve 19, and then the rotating shaft sleeve 19 of the second servo motor 21 drives the angular displacement sensor to perform rotation life detection work, so as to convert the angular displacement into a voltage value and output it to the control detection system, so as to obtain the life detection data. At the same time, the heating plate 26 can be used to heat the inside of the life detection device cabinet 1, and combined with the use of the temperature sensor 28, the angular displacement sensor can be placed at different temperatures for life detection work, thereby improving the accuracy of life detection.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A life detection device for an angular displacement sensor, comprising a life detection device cabinet (1), characterized in that: Two limit boxes (2) are fixedly connected inside the life detection device cabinet (1), and T-shaped plates (3) are slidably connected inside the two limit boxes (2). A rack (4) is installed between the two T-shaped plates (3). An embedding seat (5) is slidably engaged on the upper side of the rack (4), and the internal array of the embedding seat (5) is connected to a connecting rod (6). The outer surfaces of the two connecting rods (6) are slidably connected to a slide plate (8), and an angular displacement sensor body (7) is installed inside the slide plate (8); A U-shaped limit plate (10) is clamped on the rear side of the slide plate (8), and the U-shaped limit plate (10) is used to fix the angular displacement sensor body (7). A connecting spring (11) is connected in an array between the slide plate (8) and the embedded seat (5). Two fixing plates (13) are fixedly installed at the bottom end inside the life detection device cabinet (1), and a gear rotating rod (14) is rotatably connected between the two fixing plates (13).

2. The angular displacement sensor life detection device according to claim 1, characterized in that: A positioning rod (9) is clamped on the left side of the rack (4), and the right side of the positioning rod (9) passes through the rack (4) and extends to the inside of the embedded seat (5). Both ends of the slide plate (8) are threadedly connected with a No. 1 fastening bolt (12). The rear side of the gear rotating rod (14) passes through the fixed plate (13) and extends to the rear side of the fixed plate (13). The rear side of the gear rotating rod (14) is fixedly connected to a first servo motor (15) through a motor mounting plate.

3. The angular displacement sensor life detection device according to claim 1, characterized in that: A vertical plate (18) is fixedly installed at the bottom end of the life detection device cabinet (1), and a rotating shaft sleeve (19) is rotatably connected to the rear side of the vertical plate (18). The rotating shaft sleeve (19) is located in front of the angular displacement sensor body (7). The front side of the rotating shaft sleeve (19) penetrates the vertical plate (18) and extends to the front side of the vertical plate (18). The front side of the rotating shaft sleeve (19) is fixedly connected to a second servo motor (21) via a motor mounting plate, and a No. 2 fastening bolt (20) is threadedly connected to the upper side of the rotating shaft sleeve (19).

4. The angular displacement sensor life detection device according to claim 3, characterized in that: A support plate (16) is installed on the left side of the vertical plate (18), an infrared sensor (17) is connected to the rear side of the support plate (16), a controller (22) is fixedly connected to one side inside the life detection device cabinet (1), and the infrared sensor (17) is electrically connected to the controller (22).

5. The angular displacement sensor life detection device according to claim 1, characterized in that: An electric push rod (23) is fixedly connected to the interior of the life detection device cabinet (1), a rubber seat (24) is installed on the front side of the electric push rod (23), and a cabinet door (111) is rotatably installed inside the life detection device cabinet (1).

6. The angular displacement sensor life detection device according to claim 4, characterized in that: A U-shaped top plate (25) is fixedly installed at the top of the life detection device cabinet (1); a heating plate (26) is connected to the lower side of the U-shaped top plate (25); a connecting plate (27) is fixedly connected to the right side of the U-shaped top plate (25); a temperature sensor (28) is installed on the left side of the connecting plate (27); and the temperature sensor (28) is electrically connected to the controller (22).

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