CN218885959U

CN218885959U - Adjustable rotating speed sensor testing device based on gear box

Info

Publication number: CN218885959U
Application number: CN202223009817.4U
Authority: CN
Inventors: 温小田
Original assignee: Hunan Chuansi Intelligent Equipment Co ltd
Current assignee: Hunan Chuansi Intelligent Equipment Co ltd
Priority date: 2022-11-12
Filing date: 2022-11-12
Publication date: 2023-04-18
Anticipated expiration: 2032-11-12

Abstract

The utility model provides a rotational speed sensor testing arrangement with adjustable based on gear box, include: the gear box is provided with a transverse rotating shaft, and a first gear is arranged on the rotating shaft on the inner side of the gear box; a second gear is arranged on the rotating shaft at one side outside the gear box; the sensor mounting and adjusting mechanism comprises a support, a sensor fixing plate and a linear driving assembly, wherein the support is mounted outside the gear box, a socket or an opening clamping groove is formed in the sensor fixing plate, and the sensor fixing plate is mounted on the support through the linear driving assembly so that the sensor can move and adjust along the radial direction of the rotating shaft; two sets of sensor mounting adjustment mechanisms are provided, with the sensors on one set pointing to the first gear and the sensors on the other set pointing to the second gear. According to the utility model provides a rotational speed sensor testing arrangement with adjustable based on gear box can test and can adjust the test distance, the rotational speed sensor's of being convenient for test installation operation to the rotational speed sensor through a plurality of stations simultaneously.

Description

Adjustable rotating speed sensor testing device based on gear box

Technical Field

The utility model relates to a sensor test technical field especially relates to a rotational speed sensor testing arrangement with adjustable based on gear box.

Background

Wheel speed sensors are commonly used in devices that read the rotational speed of an output component, and a common wheel speed sensor system consists of a ferromagnetic toothed magnetoresistive ring (tone wheel) and a sensor. In a specific use process, a measuring head of the rotation speed sensor is aligned to a toothed gear (namely a tone wheel) in the radial direction to measure the rotation speed, so that the rotation speed sensor needs to be subjected to a large number of simulation tests before being delivered from a factory to ensure the performance. In order to ensure the accuracy, reliability and the like of the test, the distance between the measuring head of the rotating speed sensor and the gear needs to be adjusted so as to ensure the effective distance range during the test of the sensor or adapt to the test of the sensors with different length specifications, therefore, how to develop and design a device which can accurately simulate the actual working condition and is used for the test of the rotating speed sensor becomes the technical problem to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a rotational speed sensor testing arrangement with adjustable based on gear box, the device can test and can adjust the test distance to rotational speed sensor through a plurality of stations simultaneously, is convenient for rotational speed sensor's test installation operation to a certain extent at least.

In order to realize the purpose, the utility model adopts the technical scheme as follows:

the utility model provides a rotational speed sensor testing arrangement with adjustable based on gear box, include:

the gear box is provided with a rotating shaft which has an axis approximately along the transverse direction in a penetrating way, a first gear is coaxially arranged on the rotating shaft positioned on the inner side of the gear box, and a sensor insertion hole is formed in the gear box along the radial direction of the first gear; a second gear is coaxially arranged on the rotating shaft positioned on one side outside the gear box; and

sensor installation adjustment mechanism, it includes: the support is arranged outside the gear box, the sensor fixing plate is provided with a socket or an opening clamping groove which enables the sensor to point to the rotating shaft along the radial direction, and the sensor fixing plate is arranged on the support through the linear driving assembly so that the sensor can move and adjust along the radial direction of the rotating shaft; two sets of the sensor installation and adjustment mechanisms are arranged, wherein the sensors on one set of the sensor fixing plates are directed to the first gear from the sensor insertion openings, and the sensors on the other set of the sensor fixing plates are directed to the second gear.

In some embodiments, a first elastic sheet and a second elastic sheet for elastically propping against the sensor are arranged on two sides in the open clamping groove.

In some embodiments, the surfaces of the first elastic sheet and the second elastic sheet abutting against the sensor are provided with arc-shaped grooves.

In some embodiments, the linear drive assembly comprises: the lead screw is rotatably arranged on the bracket, the axis of the lead screw is arranged along the radial direction of the rotating shaft, and the lead screw nut is arranged on the sensor fixing plate.

In some embodiments, the sensor fixing plate is slidably mounted on the bracket through a guide rail, and the sliding direction of the guide rail is consistent with the axial direction of the screw rod.

Compared with the prior art, the utility model provides a rotational speed sensor testing arrangement with adjustable based on gear box's beneficial effect is: the device can test the speed sensor through a plurality of stations simultaneously and can adjust the test distance, and the speed sensor's of being convenient for test installation operation tests out each item performance of sensor through simulating different operating modes.

The utility model has the advantages of simple structural design, convenient to use has brought very big facility for operator's use, has improved the quality and the economic benefits of product, is worth using widely in a large number.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 isbase:Sub>A schematic view of the cross-sectional structurebase:Sub>A-base:Sub>A of fig. 1 according to the present invention.

Fig. 3 is a schematic cross-sectional view of B-B in fig. 2 according to the present invention.

Fig. 4 is a schematic diagram of the sensor fixing plate of fig. 2 according to the present invention.

The text labels in the figures are represented as: 1. a gear case; 10. a rotating shaft; 100. a sensor insertion port; 11. a first gear; 12. a second gear; 2. the sensor is provided with an adjusting mechanism; 21. a support; 22. a sensor fixing plate; 220. an opening clamping groove; 221. a first spring plate; 222. a second elastic sheet; 23. a linear drive assembly; 231. a screw rod; 232. a feed screw nut; 24. a guide rail.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-4, fig. 1 is a schematic perspective view of an embodiment of the present invention. Fig. 2 isbase:Sub>A schematic sectional view ofbase:Sub>A-base:Sub>A in fig. 1 according to the present invention. Fig. 3 is a schematic cross-sectional view of B-B in fig. 2 according to the present invention. Fig. 4 is a schematic diagram of the sensor fixing plate of fig. 2 according to the present invention.

Example one

In a specific embodiment, the embodiment of the utility model provides a rotational speed sensor testing arrangement with adjustable based on gear box includes:

the sensor insertion opening 100 is arranged on the gear box 1 along the radial direction of the first gear 11; a second gear 12 is coaxially arranged on the rotating shaft 10 positioned at one side outside the gear box 1; the first gear 11 and the second gear 12 are tone wheels, are toothed gears for testing, and are not involute gears used in a mechanical transmission process, and the first gear 11 and the second gear 12 are different in size and are used for simulating testing under working conditions with different tooth numbers; and

sensor installation adjustment mechanism 2, it includes: the device comprises a bracket 21, a sensor fixing plate 22 and a linear driving assembly 23, wherein the bracket 21 is installed outside the gear box 1, the sensor fixing plate 22 is provided with a socket or an open slot 220 which leads the sensor to point to the rotating shaft 10 along the radial direction, and the sensor fixing plate 22 is installed on the bracket 21 through the linear driving assembly 23 so that the sensor can move and adjust along the radial direction of the rotating shaft 10; two sets of the sensor mounting adjustment mechanisms 2 are provided, but more sets may be provided, in which the sensors on one set of the sensor fixing plate 22 are directed to the first gear 11 from the sensor insertion opening 100, and in which the sensors on the other set of the sensor fixing plate 22 are directed to the second gear 12.

In the specific use process, the rotating speed sensor to be tested is placed in the socket or the opening clamping groove 220, the rotating speed sensor can be fastened on the sensor fixing plate 22 through bolts by utilizing lug plate holes arranged on the sensor, a measuring head of the sensor is required to be adjusted to be aligned with the axis of the rotating shaft 10 before fastening, one side of the rotating shaft 10 can be driven by the rotating part, and the distance between the measuring head and the gear can be adjusted through the linear driving component 23 during testing; the device can test the rotating speed sensor through a plurality of stations and can adjust the test distance, the test installation operation of the rotating speed sensor is convenient, and various performances of the sensor are tested by simulating different working conditions.

Example two

Based on the first embodiment, in order to fix, position, and the like the sensor, optionally, the first elastic sheet 221 and the second elastic sheet 222 for elastically pushing the sensor are disposed on both sides in the open slot 220, so that on one hand, a measuring head of the sensor can be quickly centered with an axis of the rotating shaft under the action of elastic force, and an adjustment centering link is omitted; on the other hand, the sensor with different specifications and thicknesses can be quickly clamped and fixed within a certain range.

Further, the surfaces of the first elastic sheet 221 and the second elastic sheet 222, which are tightly pressed against the sensor, are provided with arc grooves, and the sensor can be better positioned through the arc grooves.

EXAMPLE III

In the above embodiment, the linear driving assembly 23 includes: the screw 231 and the screw nut 232 are matched, the screw 231 is rotatably mounted on the bracket 21 through a bearing assembly, a hand wheel for screwing operation can be further arranged at one end of the screw 231, the axis of the screw 231 is radially arranged along the rotating shaft 10, the screw nut 232 is mounted on the sensor fixing plate 22, the distance between the measuring head and the gear can be accurately adjusted under the matching effect of the screw nut 232 by screwing the screw 231, the self-locking performance is good, and certainly, a stop mechanism for preventing the screw 231 from automatically rotating can be arranged on the screw 231, so that the anti-loose effect is further achieved.

Further, the sensor fixing plate 22 is slidably mounted on the bracket 21 by a guide rail 24, a sliding direction of the guide rail 24 is aligned with an axial direction of the lead screw 231, and a moving path of the sensor fixing plate 22 is accurately limited by the guide rail 24 so that the sensor moves strictly in a radial direction of the rotating shaft 10.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing are only preferred embodiments of the present invention, and it should be noted that there are practically unlimited specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features described above can also be combined in a suitable manner; the application of the concepts and technical solutions of the present invention to other applications, with or without any modifications, shall be considered as the scope of the present invention.

Claims

1. The utility model provides a rotational speed sensor testing arrangement with adjustable based on gear box which characterized in that includes:

the sensor comprises a gear box (1), a rotating shaft (10) with an axis approximately along the transverse direction penetrates through the gear box (1), a first gear (11) is coaxially arranged on the rotating shaft (10) positioned on the inner side of the gear box (1), and a sensor insertion opening (100) is arranged on the gear box (1) along the radial direction of the first gear (11); a second gear (12) is coaxially arranged on the rotating shaft (10) positioned on one side outside the gear box (1); and

a sensor mounting adjustment mechanism (2) comprising: the sensor fixing plate (22) is arranged on the support (21) through the linear driving assembly (23) so that the sensor can move and adjust along the radial direction of the rotating shaft (10); two sets of the sensor mounting and adjusting mechanisms (2) are arranged, wherein the sensors on one set of the sensor fixing plates (22) are directed to the first gear (11) from the sensor inserting openings (100), and the sensors on the other set of the sensor fixing plates (22) are directed to the second gear (12).

2. The adjustable testing device for the rotating speed sensor based on the gearbox is characterized in that a first elastic sheet (221) and a second elastic sheet (222) used for elastically propping up the sensor are arranged on two sides in the opening clamping groove (220).

3. The adjustable testing device for the rotating speed sensor based on the gearbox according to claim 2, wherein the surfaces of the first elastic sheet (221) and the second elastic sheet (222) which are tightly propped against the sensor are provided with arc-shaped grooves.

4. The adjustable gearbox-based rotational speed sensor testing apparatus according to any one of claims 1 to 3, wherein the linear drive assembly (23) comprises: the sensor fixing plate comprises a lead screw (231) and a lead screw nut (232) which are matched, wherein the lead screw (231) is rotatably arranged on a support (21), the axis of the lead screw (231) is arranged along the radial direction of a rotating shaft (10), and the lead screw nut (232) is arranged on the sensor fixing plate (22).

5. The adjustable gearbox-based speed sensor testing device according to claim 4, wherein the sensor fixing plate (22) is slidably mounted on the bracket (21) through a guide rail (24), and the sliding direction on the guide rail (24) is consistent with the axial direction of the screw rod (231).