CN216482902U

CN216482902U - Electronic device for measuring spatial displacement

Info

Publication number: CN216482902U
Application number: CN202121965451.0U
Authority: CN
Inventors: 贾智超; 张海东; 加浩; 孙松鹤
Original assignee: Shenyang Aircraft Industry Group Co Ltd
Current assignee: Shenyang Aircraft Industry Group Co Ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-05-10
Anticipated expiration: 2031-08-20

Abstract

The utility model belongs to an inspection measuring tool and discloses an electronic device for measuring spatial displacement. The device comprises a threaded limiting shaft, a coupler, a sensor shaft, a connecting piece, a sensor shell, a nut, a jackscrew, a sensor nut, a power supply positive wire, a signal wire, a power supply negative wire and a control box; most parts are finished products which can be directly purchased, and the assembly is simple. The device adopts the singlechip chip that has 10 bit ADC analog-to-digital conversion, uses the 90 angle sensor that linear good, stability is strong, calculates the rotation angle that the rocking arm drove angle sensor through the procedure to convert the space displacement value of rocking arm into, measurement accuracy is high (can reach 0.10mm), and application scope is wider, can measure the space displacement of different length, aperture rocking arm.

Description

Electronic device for measuring spatial displacement

Technical Field

The utility model relates to a detection measuring tool, which is used for measuring the spatial displacement of a moving component (rocker arm) of an airplane.

Background

The displacement of the aircraft motion component is the space size, and is restricted by surrounding structures, and the space is not opened, and the measurement is unstable with the steel plate chi, and measurement error is great.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, an electronic device for spatial displacement measurement is proposed: as shown in fig. 1, an electronic device for measuring spatial displacement includes a threaded limit shaft, a coupling, a sensor shaft, a connector, a sensor housing, a nut, a jack screw, a sensor nut, a power supply positive line, a signal line, a power supply negative line, and a control box; the measuring device comprises a measuring device body, a connecting piece, a sensor shell, a power supply positive wire, a signal wire, a power supply negative wire and a control box, wherein the threaded limiting shaft, a coupler, the sensor shaft, a nut and a jackscrew form a static structure of the measuring device body; the threaded limiting shaft is connected with the fixed rocker arm base through a limiting structure and a nut; the two ends of the coupler are provided with connecting holes, one end of the coupler is used for inserting the threaded limiting shaft, the other end of the coupler is used for inserting the sensor shaft, the coupler is provided with two phi 2.5 blind holes, and two jackscrews are screwed in and screwed down to fix the threaded limiting shaft, the coupler and the sensor shaft into a whole; the connecting piece is sleeved on the sensor shell, and the sensor nut is screwed down to fix the connecting piece, the sensor shell and the sensor nut into a whole; the rocker arm and the connecting piece are fixedly connected through the clamp, the rocker arm drives the connecting piece to rotate, the sensor shell rotates along with the rocker arm, the sensor shaft and the rocker arm base are static and fixed as a whole, relative angle change is formed between the sensor shell and the sensor shaft, and the control box is used for calculating angle change analog signals transmitted through a power supply positive wire, a signal wire and a power supply negative wire and converting the angle change analog signals into space displacement of the rocker arm.

The threaded limiting shaft, the coupler, the sensor shaft, the sensor shell, the nut, the jackscrew, the sensor nut, the power positive wire, the signal wire, the power negative wire and the control box are finished products, and the connecting piece is a 3D printed plastic product.

The beneficial effects of the utility model are that, an electron device for spatial displacement measurement, the part is the finished product can directly be purchased for the majority, and the equipment is simple. The device adopts the singlechip chip that has 10 bit ADC analog-to-digital conversion, uses the 90 angle sensor that linear good, stability is strong, calculates the rotation angle that the rocking arm drove angle sensor through the procedure to convert the space displacement value of rocking arm into, measurement accuracy is high (can reach 0.10mm), and application scope is wider, can measure the space displacement of different length, aperture rocking arm.

Drawings

Fig. 1 is a schematic structural diagram of a space measuring apparatus.

Fig. 2 is a schematic diagram of a power module.

Fig. 3 is a schematic diagram of a single chip microcomputer system.

FIG. 4 is a schematic diagram of a data display module.

Fig. 5 is a schematic diagram of a rocker selection switch.

Fig. 6 is a schematic diagram of the rocker arm displacement calculation.

Fig. 7 is a schematic view of the measuring device and the rocker arm connection in use.

In the figure: 1 a threaded limit shaft; 2, coupling; 3 a sensor shaft; 4, connecting pieces; 5 a sensor housing; 6, a nut; 7, screwing; 8, a sensor nut; 9 power supply positive line; 10 signal lines; 11 power supply negative electrode line; 12 a control box.

Detailed Description

1. Before measurement, the threaded limiting shaft 1 is inserted from one end of the rocker base hole, the position is stopped at the limiting position of the threaded limiting shaft 1, the other end of the threaded limiting shaft is screwed and fixed by the nut 6, and the threaded limiting shaft 1, the sensor shaft 3 and the rocker base are connected into a whole and are still.

2. The threaded limiting shaft 1 and the sensor shaft 3 are fixedly connected through the coupler 2, and the connecting piece 4 and the sensor shell 5 are fixedly screwed through the sensor nut 8.

3. The connecting piece 4 and the rocker arm are connected and fixed by a common clamp, so that the rocker arm, the connecting piece 4 and the sensor shell 5 are fixed into a whole.

4. According to the length of the measured rocker arm, a corresponding switch is selected and opened.

5. And turning on a power switch, and enabling the liquid crystal display to return to zero.

6. The rocker arm is pulled to drive the sensor housing 5 to rotate from the starting position to the ending position.

7. And checking the numerical value on the liquid crystal display, namely the space displacement value of the rocker arm.

Claims

1. The electronic device for measuring the spatial displacement is characterized by comprising a threaded limiting shaft (1), a coupler (2), a sensor shaft (3), a connecting piece (4), a sensor shell (5), a nut (6), a jackscrew (7), a sensor nut (8), a power supply positive wire (9), a signal wire (10), a power supply negative wire (11) and a control box (12); the device comprises a measuring device, a coupling (2), a sensor shaft (3), a nut (6) and a jackscrew (7), wherein the threaded limiting shaft (1), the coupling (2), the sensor shaft (3), the nut (6) and the jackscrew (7) form a static structure of the measuring device, a connecting piece (4), a sensor shell (5) and a sensor nut (8) form a rotating structure of the measuring device, a power supply positive wire (9), a signal wire (10), a power supply negative wire (11) and a control box (12) are electric control parts of the measuring device, and the control box (12) consists of a single chip microcomputer system module, a sensor module, a power supply module and a display module; the threaded limiting shaft (1) is connected with the fixed rocker arm base through a limiting structure and a nut (6); two ends of the coupler (2) are provided with connecting holes, one end of the coupler is used for inserting the threaded limiting shaft (1), the other end of the coupler is used for inserting the sensor shaft (3), the coupler (2) is provided with two phi 2.5 blind holes, and the two jackscrews (7) are screwed in and screwed down to fix the threaded limiting shaft (1), the coupler (2) and the sensor shaft (3) into a whole; the connecting piece (4) is sleeved on the sensor shell (5) and the sensor nut (8) is screwed down, so that the connecting piece (4), the sensor shell (5) and the sensor nut (8) are fixed into a whole; rocker arm and connecting piece (4) are connected fixedly through the clip, rocker arm drive connecting piece (4) and rotate, sensor housing (5) rotate along with it, sensor axle (3) and rocker arm base static as an organic whole this moment, relative angle change has been formed between sensor housing (5) and sensor axle (3), control box (12) are used for calculating the angle change analog signal through power positive pole line (9), signal line (10), power negative pole line (11) transmission, convert the space displacement of rocker arm into.

2. The electronic device for spatial displacement measurement according to claim 1, wherein the threaded limiting shaft (1), the coupler (2), the sensor shaft (3), the sensor housing (5), the nut (6), the jackscrew (7), the sensor nut (8), the power positive wire (9), the signal wire (10), the power negative wire (11) and the control box (12) are finished products, and the connecting piece (4) is a 3D printed plastic product.