CN218629875U

CN218629875U - Testing device for rotating speed sensor

Info

Publication number: CN218629875U
Application number: CN202223120147.3U
Authority: CN
Inventors: 易经亚; 代国良; 安伟刚
Original assignee: Tofe Sensing Technology Shanghai Co ltd
Current assignee: Tofe Sensing Technology Shanghai Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-03-14
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a rotating speed sensor testing device, which comprises a rotating speed sensor, a distance adjusting component, a limiting part and a test board; the limiting piece can be of various types, can be replaced according to different rotating speed sensors, can adjust the height of the sliding block through a rotating hand-screwed screw of the distance adjusting assembly, and can fix the height of the sliding block through rotating the fixing nut; the limiting piece is arranged on the distance adjusting assembly sliding block and moves along with the sliding block to adjust the distance between the rotating speed sensor and the gear; the speed sensor is arranged on the limiting part and is provided with an installation hole matched with the size of the sensor, and the limiting part and the gear only need to be replaced when the speed sensors of different models are tested.

Description

Rotating speed sensor testing device

Technical Field

The utility model relates to the field of machinary, concretely relates to speed sensor testing arrangement.

Background

The core component of the revolution speed transducer adopts a magnetic sensitive resistor as a detection element, and then noise is reduced through a brand new signal processing circuit, so that the function is more complete. By comparing with the output waveform of other types of tooth speed sensors, the error of the measured speed is extremely small and the linear characteristic has good consistency. The induction object is a magnetic material or a magnetic conduction material, such as magnetic steel, iron, electrical steel and the like. When the tested object is provided with a convex (or concave) magnetic or magnetic conductive material, the sensor outputs a pulse signal related to the rotation frequency along with the rotation of the tested object, so that the purpose of sending out speed measurement or displacement detection is achieved, and the device is widely applied to various fields such as traffic, buildings, geological and geographic exploration and measurement, military and the like. The rotation speed sensor needs to be detected before being shipped from a factory.

The device that present tachometric sensor detected can accomplish the outgoing of tachometric sensor and detect, but when the tachometric sensor to different models detects, need change different detection device, can not simulate tachometric sensor test tachometric sensor's operating condition under different installation condition simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a rotating speed sensor testing device, which comprises a distance adjusting component, a limiting component and a testing platform; a rotating speed sensor 5 is arranged on the limiting piece 4; the distance adjusting assembly is connected with the test board; the distance adjusting assembly comprises a base and a displacement fine adjustment frame; a plurality of groups of holes are formed in the base; the displacement fine adjustment frame is vertically arranged on the base; the displacement fine adjustment frame is provided with a sliding block, a first screw and a second screw; the first screw is used for adjusting the height of the sliding block, the second screw is used for fixing the height of the sliding block, and the limiting part is connected with the sliding block.

Preferably: the displacement fine adjustment frame is also provided with a graduated scale.

Preferably, the following components: the distance adjusting assembly further comprises an adapter plate, one end of the adapter plate is connected to the displacement fine adjustment frame, and the other end of the adapter plate is fixedly connected with the limiting part through a bolt.

Preferably: the test bench includes the motor support, the motor support mounting is on the base.

Preferably: the test bench still includes the motor, the motor is installed on the motor support.

Preferably: the test bench further comprises a gear, and the gear is mounted on the motor and shares an axis with the motor.

Preferably: the limiting part is provided with a mounting hole, and the limiting part is fixedly connected with the rotating speed sensor through the mounting hole.

Preferably: the limiting part is further provided with a threaded hole, and the threaded hole is used for adjusting the induction angle between the rotating speed sensor and the gear.

Preferably, the following components: the test bench still includes protection component, protection component installs on the base.

Preferably: the test bench still includes motor speed regulator, motor speed regulator installs on the base, and is relative with the motor.

The utility model discloses a technological effect and advantage:

the measuring tool can be quickly replaced under different installation conditions of the simulated rotating speed sensor, so that the test requirement is met; a plurality of hole sites are arranged on the base, different holes of the base are selected according to actual measurement requirements to be connected with the distance adjusting assembly and the test bench, and the position of each assembly is convenient to adjust; the manual displacement fine adjustment frame can be used for quickly and accurately adjusting the distance between the sensor and the gear.

Drawings

Fig. 1 is a schematic structural diagram of a rotational speed sensor testing device according to an embodiment of the present disclosure;

FIG. 2 is a top view of an apparatus provided by an embodiment of the present application;

FIG. 3 is a front view of an apparatus provided by an embodiment of the present application;

fig. 4 is a side view of an apparatus provided by an embodiment of the present application.

In the figure:

1. a base; 2. a displacement fine adjustment frame; 3. a patch panel; 4. a stopper; 5. a rotational speed sensor; 6. a guard assembly; 7. a gear; 8. a motor bracket; 9. a motor; 10. a motor speed regulator.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, in the present embodiment, a testing apparatus for a rotation speed sensor is provided, which includes a distance adjusting assembly, a limiting member 4 and a testing platform; the locating part 4 can be the model of multiple difference, changes according to the tacho sensor 5 of difference, and locating part 4 is installed on the distance adjustment subassembly, and the distance adjustment subassembly is connected with the testboard.

The distance adjusting assembly comprises a base 1, a displacement fine adjustment frame 2 and an adapter plate 3; the test bench comprises a protective guard assembly 6, a gear 7, a motor support 8, a motor 9 and a motor speed regulator 10.

The displacement fine adjustment frame 2 is vertically arranged on the base 1 through bolts, and the adapter plate 3 is arranged on the displacement fine adjustment frame 2; the displacement fine adjustment frame 2 is provided with a sliding block, a first screw, a second screw and a graduated scale, the sliding block can move up and down, the limiting part 4 is installed on the sliding block, the distance between the rotating speed sensor 5 and the gear 7 is adjusted along with the movement of the sliding block, the first screw is used for adjusting the height of the sliding block, the second screw is used for fixing the height of the sliding block, and the graduated scale is used for measuring the moving distance of the sliding block and enabling a measuring person to accurately read the moving distance; a plurality of groups of holes are formed in the base 1, the holes can be threaded holes, different threaded holes of the base are selected according to actual measurement requirements to be connected with the distance adjusting assembly and the test board, and the distance between the base and the motor gear 7 can be conveniently adjusted; the adapter plate 3 and the limiting part 4 are fixedly connected through a bolt, different limiting parts 4 need to be used by different tested speed sensors 5, and the limiting part 4 can be replaced more conveniently and rapidly through the bolt.

The limiting part 4 is provided with a mounting hole and a threaded hole, the measured rotating speed sensor 5 is fixedly connected with the mounting hole of the limiting part 4 through a bolt, and the threaded hole is used for adjusting the induction angle between the measured rotating speed sensor 5 and the gear 7.

The protective assembly 6 is arranged on the base 1 through a bolt and surrounds the gear 7, so that potential safety hazards caused by rotation of the gear 7 under the condition of telling are avoided, the safety of an operator is protected, and meanwhile, test adjustment and component replacement are not influenced; the protection component 6 comprises a front protection plate, a rear protection plate and two side protection plates, and the two side protection plates are transparent plates, so that an operator can observe and adjust conveniently.

The motor support 8 is installed on the base 1 through bolts, a plurality of holes are formed in the base, and the installation position is adjusted according to actual test requirements; the motor 9 is arranged on the motor bracket 8 through a bolt; the gear 7 is arranged on the motor 9 through a screw and shares an axis with the motor 9; the motor speed regulator 10 is arranged on the base 1, is opposite to the motor 9, and regulates the rotating speed of the motor control gear 7 through a speed regulation knob according to the test requirement.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims

1. A rotational speed sensor testing device is characterized by further comprising: the distance adjusting assembly, the limiting piece (4) and the test board;

a rotating speed sensor (5) is arranged on the limiting piece (4);

the distance adjusting assembly is connected with the test bench;

the distance adjusting assembly comprises a base (1) and a displacement fine adjustment frame (2);

the distance adjusting assembly and the test board are fixedly installed through the connecting holes;

the displacement fine adjustment frame (2) is vertically arranged on the base (1) and performs displacement adjustment along the Z-axis direction;

the displacement fine adjustment frame (2) is provided with a sliding block, a first screw and a second screw; the first screw is used for adjusting the height of the sliding block, the second screw is used for fixing the height of the sliding block, the limiting part (4) is connected with the sliding block, and the position of the limiting part (4) is changed by adjusting the position of the sliding block.

2. A rotation speed sensor testing device according to claim 1, characterized in that the displacement fine-tuning frame (2) is further provided with a graduated scale.

3. The rotation speed sensor testing device according to claim 2, wherein the distance adjusting assembly further comprises an adapter plate (3), one end of the adapter plate (3) is connected to the displacement fine adjustment frame (2), and the other end of the adapter plate (3) is fixedly connected with the limiting part (4) through a bolt.

4. A rotation speed sensor testing device according to claim 1, characterized in that the test bench comprises a motor support (8), and the motor support (8) is mounted on the base (1).

5. A rotation speed sensor testing device according to claim 4, characterized in that the test bench further comprises a motor (9), and the motor (9) is mounted on a motor bracket (8).

6. A tachometer transducer testing device according to claim 5, characterized in that the test bench further comprises a gear (7), the gear (7) being mounted on the motor (9) sharing an axis with the motor (9).

7. The rotational speed sensor testing device according to claim 1, wherein a mounting hole is provided on the limiting member (4), and the limiting member (4) is fixedly connected with the rotational speed sensor (5) through the mounting hole.

8. The rotation speed sensor testing device according to claim 7, wherein a threaded hole is further formed in the limiting member (4), and the threaded hole is used for adjusting the sensing angle between the rotation speed sensor (5) and the gear (7).

9. A tachometer sensor testing device according to claim 1, characterized in that the test bench further comprises a guard assembly (6), the guard assembly (6) being mounted on the base (1).

10. A rotation speed sensor testing device according to claim 6, characterized in that the test bench further comprises a motor rotation speed regulator (10), and the motor rotation speed regulator (10) is installed on the base (1) and is opposite to the motor (9).