CN220872073U

CN220872073U - Torsion angle measuring mechanism for torque transmission shaft

Info

Publication number: CN220872073U
Application number: CN202322707811.2U
Authority: CN
Inventors: 张璞; 梁君; 陈昆; 李一泽; 童钦; 廖美英; 陈驰
Original assignee: Deyang Linkage Testing Technology Co ltd
Current assignee: Deyang Linkage Testing Technology Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-04-30
Anticipated expiration: 2033-10-10

Abstract

The utility model relates to the technical field of torsion angle measurement of transmission shafts and discloses a torsion angle measurement mechanism of a torque transmission shaft, which comprises a base, wherein a measuring plate and a fixing plate are respectively and slidably connected to the left side and the right side of the top end of the base, threaded sliders are fixedly connected to opposite sides of the bottom ends of the measuring plate and the fixing plate, two inner walls of the threaded sliders are in threaded connection with bidirectional screws, the threads on the left side and the right side of the outer wall of the bidirectional screws are opposite in direction, the left end and the right end of the bidirectional screws are rotatably connected to the inner wall of the base and penetrate through the outer wall on the right side, and the bottom ends of the threaded sliders are slidably connected to the inner wall of the base. According to the utility model, through the matched use of the torque motor, the transmission rod, the transmission gear, the transmission belt, the toothed ring sleeve, the sliding fluted disc, the threaded rod and the torque clamping plate, enough torque force is uniformly applied to the outer wall of the clamping sleeve, so that the torque force is stably increased, and the test accuracy is improved.

Description

Torsion angle measuring mechanism for torque transmission shaft

Technical Field

The utility model relates to the technical field of torsion angle measurement, in particular to a torsion angle measurement mechanism of a torque transmission shaft.

Background

In general, the torsional deformation of the elastic transmission shaft and the controller can combine the working requirement and the design requirement to measure the torsional angle of the transmission shaft in real time, when the measured torsional angle exceeds the required value, the abnormal or jamming condition of the driving mechanism can be indicated, the driving mechanism needs to be maintained and replaced at the moment, and when the measured torsional angle is smaller than or equal to the required value, the normal working of the transmission shaft can be judged without special treatment.

At present, the length of a measuring shaft which is required to be faced when the torsion angle of a transmission shaft on the market is measured is different, the size of a measuring structure is generally fixed and convenient to adjust, the practicability is poor, the stability and uniformity when torque force is applied are poor, and the measuring structure is easy to be inaccurate.

For this reason, a torque transmission shaft torsion angle measuring mechanism is required to solve the problem that torque force application is unstable and uniform in the conventional transmission shaft torsion angle measuring device.

Disclosure of utility model

In order to solve the problem of uneven and stable torque force application in the prior art, the application provides a torque transmission shaft torsion angle measuring mechanism which can stably and uniformly apply torque force to the outer wall of a clamping sleeve of a measuring shaft and improve measuring accuracy.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a torsion transmission shaft torsion angle measuring mechanism, includes the base, base top left and right sides sliding connection has measuring board and fixed plate respectively, the equal fixedly connected with screw slider of measuring board and the relative one side of fixed plate bottom, two screw slider inner wall threaded connection has two-way screw rod, two-way screw rod outer wall left and right sides screw opposite direction, two-way screw rod left and right sides all rotate and connect at the base inner wall and run through right side outer wall, equal sliding connection in base inner wall in screw slider bottom, the measuring board is all rotated with the relative one side of fixed plate top inner wall and is connected with the adapter sleeve, the equal fixedly connected with clamping sleeve in middle part of the relative one end of adapter sleeve, the measuring shaft is installed to the relative one end of clamping sleeve, the equal fixedly connected with backup pad in both ends outer wall left side around the fixed plate, torque force is applyed to the backup pad top, left side the adapter sleeve left end mid-mounting has the rotating assembly.

As a further improvement of the utility model, the torque force applying assembly comprises a torque motor, the bottom end of the torque motor is fixedly connected to the front side of the top end of the supporting plate, the driving end of the torque motor is fixedly connected with a driving rod, the outer diameter of the rod body of the driving rod is close to the front end and the rear end of the fixing plate and is fixedly connected with driving gears, the outer diameters of the driving gears are respectively connected with a driving belt in a meshed manner, the tops of the inner walls of the driving belts are respectively connected with a toothed ring sleeve in a meshed manner, the inner walls of the toothed ring sleeves are respectively connected with a sliding fluted disc in a sliding manner, the middle parts of the opposite ends of the sliding fluted disc are respectively fixedly connected with a threaded rod, the opposite ends of the threaded rod respectively penetrate through the inner wall of the fixing plate and are fixedly connected with a torque clamping plate, and the front end of the torque motor is electrically connected with a torque force display.

As a further improvement of the utility model, the rotating assembly comprises a connecting rod, the right end of the connecting rod is fixedly connected to the middle part of the left end of the connecting sleeve, the left end of the connecting rod is fixedly connected with a threaded slider, the outer walls of the front end and the rear end of the threaded slider are fixedly connected with rotating wheels, the outer diameter of the right end of each rotating wheel is rotatably connected to the outer wall of the left end of the measuring plate, and a plurality of grooves are formed in the outer diameter of each rotating wheel.

As a further improvement of the utility model, the right end of the connecting sleeve on the left side is fixedly connected with a pointer near the front side of the clamping sleeve, the top of the outer diameter of the right end of the measuring plate is provided with an angle mark, and the diameter of the clamping sleeve is smaller than that of the connecting sleeve.

As a further improvement of the utility model, the middle part of the transmission rod body is rotationally connected to the bottom of the inner wall of the fixed plate, the rear end of the transmission rod is rotationally connected with a limiting plate, and the bottom end of the limiting plate is fixedly connected to the rear end of the top end of the supporting plate.

As a further improvement of the utility model, the shape of the opposite end of the torque clamping plate is matched with the shape of the outer wall of the clamping sleeve, and the middle part of the outer wall of the threaded rod is in threaded connection with the inner wall of the fixing plate.

As a further improvement of the utility model, the opposite ends of the toothed ring sleeve are fixedly connected with limiting plates, and the diameter of the limiting plates is larger than that of the toothed ring sleeve.

As a further improvement of the utility model, the left end and the right end of the measuring shaft are respectively provided with a clamping groove, and the shape of the opposite end of the clamping sleeve is matched with the shape of the clamping grooves.

In summary, compared with the prior art, the application has at least one of the following beneficial technical effects:

1. According to the utility model, through the matched use of the torque motor, the transmission rod, the transmission gear, the transmission belt, the toothed ring sleeve, the sliding fluted disc, the threaded rod and the torque clamping plate, enough torque force is uniformly applied to the outer wall of the clamping sleeve, so that the torque force is stably increased, and the test accuracy is improved.

2. According to the utility model, the bidirectional screw and the threaded sliding block are arranged, so that the distance between the measuring plate and the fixed plate can be controlled through the bidirectional screw, the measuring shafts with different lengths can be conveniently detected, the practicability is higher, and the measuring shafts can be conveniently detached.

Drawings

FIG. 1 is an isometric view of a torque transmission shaft torsion angle measurement mechanism according to the present utility model;

FIG. 2 is a half-sectional view of a fixing plate of a torsion angle measuring mechanism of a torque transmission shaft according to the present utility model;

FIG. 3 is a half cross-sectional view of a toothed ring sleeve of a torque transmission shaft torsion angle measurement mechanism according to the present utility model;

FIG. 4 is a cross-sectional view of a base of a torque transmission shaft torsion angle measurement mechanism according to the present utility model;

FIG. 5 is a schematic diagram of a structure of a clamping sleeve of a torsion angle measuring mechanism of a torque transmission shaft according to the present utility model;

Fig. 6 is a schematic diagram of a measuring shaft structure of a torsion angle measuring mechanism for a torque transmission shaft according to the present utility model.

Legend description:

1. A base; 2. a measuring shaft; 3. angle marking; 4. a clamping sleeve; 5. a measuring plate; 6. a limiting disc; 7. a fixing plate; 8. a bidirectional screw; 9. a torque clamping plate; 10. a threaded rod; 11. a drive belt; 12. a support plate; 13. a torque force display; 14. a torque motor; 15. a transmission gear; 16. a transmission rod; 17. a limiting plate; 18. a toothed ring sleeve; 19. sliding fluted disc; 20. a rotating wheel; 21. a connecting rod; 22. connecting sleeves; 23. a pointer; 24. a thread slider; 25. a clamping groove.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which a product of the application is conventionally put in use, it is merely for convenience of describing the present application and simplifying the description, and it is not indicated or implied that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like in the description of the present application, if any, are used for distinguishing between the descriptions and not necessarily for indicating or implying a relative importance.

Furthermore, the terms "horizontal," "vertical," and the like in the description of the present application, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Example 1:

The utility model provides a torsion transmission shaft torsion angle measuring mechanism, including base 1, base 1 top left and right sides is sliding connection respectively has measuring board 5 and fixed plate 7, measuring board 5 and the equal fixedly connected with screw slider 24 of the relative one side of fixed plate 7 bottom, two screw slider 24 inner wall threaded connection has bi-directional screw 8, bi-directional screw 8 outer wall left and right sides screw opposite direction, bi-directional screw 8 both ends all rotate and connect at base 1 inner wall and run through right side outer wall, screw slider 24 bottom all sliding connection is at base 1 inner wall, measuring board 5 and the relative one side of fixed plate 7 top inner wall all rotate and are connected with adapter sleeve 22, the equal fixedly connected with clamping sleeve 4 in adapter sleeve 22 relative one end middle part, measuring shaft 2 is installed to the relative one end of clamping sleeve 4, both ends outer wall left side all fixedly connected with backup pad 12 around the fixed plate 7, torque force applying assembly is installed on backup pad 12 top, adapter sleeve 22 left side left end mid-mounting has rotating assembly.

The measuring plate 5 can show the angle that the clamping sleeve 4 rotates along with the measuring shaft 2, the fixed plate 7 is convenient for apply different torque force to the clamping sleeve 4 on the right side of the measuring shaft 2, the screw thread sliding block 24 can be driven to slide towards the middle or two sides on the inner wall of the base 1 by rotating the bidirectional screw 8, thereby driving the measuring plate 5 and the fixed plate 7 to be close to or far away from, the connecting sleeve 22 and the clamping sleeve 4 are used for fixing the measuring shaft 2, and the supporting plate 12 is used for supporting the torque force application component.

The right-hand member of left side adapter sleeve 22 is close to clamping sleeve 4 front side fixedly connected with pointer 23, measuring board 5 right-hand member external diameter top is provided with the angle and carves mark 3, the diameter of clamping sleeve 4 is less than the diameter of adapter sleeve 22, both ends all are provided with draw-in groove 25 about measuring shaft 2, the shape of the relative one end of clamping sleeve 4 matches with the shape of draw-in groove 25, torque force application subassembly includes torque motor 14, torque motor 14 bottom fixed connection is in backup pad 12 top front side, torque motor 14 drive end fixedly connected with transfer line 16, both ends all fixedly connected with drive gear 15 around the transfer gear 15 body external diameter is close to fixed plate 7, the equal meshing of drive gear 15 external diameter is connected with drive belt 11, drive belt 11 inner wall top is all meshing and is connected with toothed ring cover 18, toothed ring cover 18 inner wall all sliding connection has slip fluted disc 19, the equal fixedly connected with threaded rod 10 in the middle part of slip fluted disc 19 relative one end, the relative one end all runs through fixed plate 7 inner wall and fixedly connected with moment of torsion 9, torque motor 14 front end is through the electricity and is connected with moment of torsion force indicator 13, transfer line 16 middle part rotation connection is at fixed plate 7 inner wall bottom, transfer line 16 body of rod 16 rotation is connected with back plate 17, the diameter of end is connected with limit plate 17 at the equal diameter of the annular ring 6, the equal diameter of the annular ring diameter is connected with the annular cover 18 at the equal diameter of the annular stop plate 6 at the back-stop plate 6, the equal diameter of the outer wall 6 opposite end of the back-stop plate is fixedly connected with the annular plate 6, the annular cover is connected with the annular top 6.

The pointer 23 can rotate along with the connecting sleeve 22, so that a corresponding angle is displayed on the angle marking 3, the diameter of the clamping sleeve 4 is smaller than that of the connecting sleeve 22, torque force is conveniently applied to two sides of the outer wall of the inner clamping sleeve 4 by the torque clamping plate 9, the clamping groove 25 is convenient for the measuring shaft 2 to be clamped and stable by the clamping sleeve 4, the torque motor 14 can drive the transmission rod 16 to rotate, so that the transmission gears 15 on two sides rotate, further, the gear ring sleeve 18 is driven to rotate through the transmission belt 11, further, the sliding fluted disc 19 in the gear ring sleeve 18 is driven to rotate together, further, the threaded rod 10 is enabled to screw inwards in the fixing plate 7, the sliding fluted disc 19 is pulled to slide on the inner wall of the gear ring sleeve 18 to the opposite side, the torque force generated by the rotating speed of the torque motor 14 can be conveniently displayed on the instrument panel by the torque force display 13, the torque force generated by the rotating speed of the torque motor 14 is conveniently controlled, the limiting plate 17 is convenient for limiting the position of the transmission rod 16, and the limiting disc 6 is convenient for preventing the transmission belt 11 from falling off.

Example 2:

As one of the optimized structural designs of the embodiment 1, as shown in fig. 5, the rotating assembly includes a connecting rod 21, the right end of the connecting rod 21 is fixedly connected to the middle of the left end of the connecting sleeve 22, the left end of the connecting rod 21 is fixedly connected to a rotating wheel 20, the outer diameter of the right end of the rotating wheel 20 is rotatably connected to the outer wall of the left end of the measuring plate 5, and a plurality of grooves are formed in the outer diameter of the rotating wheel 20.

The worker can rotate the rotating wheel 20 so that the connecting rod 21 drives the connecting sleeve 22 to rotate, and the groove facilitates the user to hold the rotating wheel 20 more conveniently.

Working principle: firstly, the right side of the bidirectional screw rod 8 is rotated to enable the thread sliding block 24 to drive the measuring plate 5 and the fixing plate 7 at the top end of the base 1 to slide towards the middle or two sides, so that a sufficient distance is separated between the measuring plate 5 and the fixing plate 7, the measuring shafts 2 with different lengths are clamped between the clamping sleeves 4, then the torque motor 14 is controlled to drive the transmission rod 16 to rotate, further the transmission gears 15 at two sides are driven to rotate to drive the transmission belt 11 to rotate, then the toothed ring sleeve 18 is driven to rotate to enable the sliding fluted disc 19 of the inner wall to rotate together, the threaded rod 10 is driven to enable the sliding fluted disc 19 to slide inwards, the torque clamping plate 9 moves towards the outer wall of the clamping sleeve 4, a sufficient torque force is applied to the outer wall of the clamping sleeve 4, when the torque force display 13 displays the torque force with the corresponding magnitude, the rotating runner 20 drives the connecting rod 21 to rotate to enable the left connecting sleeve 22 to rotate at a proper angle on the inner wall of the measuring plate 5, meanwhile, the pointer 23 is driven to rotate on the angle scale mark 3 to display, the measuring shafts 2 are displayed, and the torsion angles under different torque forces can be accurately measured, and the measuring progress is wide.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a torsion transmission shaft torsion angle measuring mechanism, includes base (1), its characterized in that: the utility model discloses a measuring device for measuring torque force, including base (1), fixed plate (7), measuring plate (5), fixed plate (7), two are connected with measuring plate (5) and fixed plate (7) top both sides sliding connection respectively, measuring plate (5) and fixed plate (7) bottom equal fixedly connected with screw thread slider (24), two screw thread slider (24) inner wall threaded connection has two-way screw rod (8), two-way screw rod (8) outer wall left and right sides screw thread opposite direction, two-way screw rod (8) all rotate to be connected at base (1) inner wall and run through right side outer wall, equal sliding connection in base (1) inner wall in screw thread slider (24) bottom, measuring plate (5) and fixed plate (7) top inner wall are all rotated and are connected with adapter sleeve (22) in opposite one side, equal fixedly connected with clamping sleeve (4) in middle part of adapter sleeve (22) relative one end, measuring shaft (2) are installed to relative one end of clamping sleeve (4), both ends outer wall left side all fixedly connected with backup pad (12) around fixed plate (7), torque force applying assembly is installed on backup pad (12) top.

2. The torque transmission shaft torsion angle measuring mechanism according to claim 1, wherein: the torque force applying assembly comprises a torque motor (14), the bottom end of the torque motor (14) is fixedly connected to the front side of the top end of a supporting plate (12), a driving rod (16) is fixedly connected to the driving end of the torque motor (14), a driving gear (15) is fixedly connected to the outer diameter of a rod body of the driving rod (16) near the front end and the rear end of a fixed plate (7), the outer diameter of the driving gear (15) is fixedly connected with a driving belt (11) in a meshed mode, the top of the inner wall of the driving belt (11) is fixedly connected with a toothed ring sleeve (18), the inner wall of the toothed ring sleeve (18) is fixedly connected with a sliding fluted disc (19), a threaded rod (10) is fixedly connected to the middle of one end opposite to the sliding fluted disc (19), one end opposite to the threaded rod (10) penetrates through the inner wall of the fixed plate (7) and is fixedly connected with a torque clamping plate (9), and the front end of the torque motor (14) is electrically connected with a torque force display (13).

3. The torque transmission shaft torsion angle measuring mechanism according to claim 1, wherein: the rotating assembly comprises a connecting rod (21), the right end of the connecting rod (21) is fixedly connected to the middle of the left end of the connecting sleeve (22), the left end of the connecting rod (21) is fixedly connected with a rotating wheel (20), the outer diameter of the right end of the rotating wheel (20) is rotationally connected to the outer wall of the left end of the measuring plate (5), and a plurality of grooves are formed in the outer diameter of the rotating wheel (20).

4. The torque transmission shaft torsion angle measuring mechanism according to claim 1, wherein: the left side the adapter sleeve (22) right-hand member is close to clamping sleeve (4) front side fixedly connected with pointer (23), measuring board (5) right-hand member external diameter top is provided with angle and carves mark (3), the diameter of clamping sleeve (4) is less than the diameter of adapter sleeve (22).

5. A torque transmission shaft torsion angle measuring mechanism according to claim 2, wherein: the middle part of the transmission rod (16) rod body is rotationally connected to the bottom of the inner wall of the fixed plate (7), the rear end of the transmission rod (16) is rotationally connected with a limiting plate (17), and the bottom end of the limiting plate (17) is fixedly connected to the rear end of the rear side of the top end of the supporting plate (12).

6. A torque transmission shaft torsion angle measuring mechanism according to claim 2, wherein: the shape of the opposite end of the torque clamping plate (9) is matched with the shape of the outer wall of the clamping sleeve (4), and the middle part of the outer wall of the threaded rod (10) is in threaded connection with the inner wall of the fixed plate (7).

7. A torque transmission shaft torsion angle measuring mechanism according to claim 2, wherein: the gear ring sleeve (18) is fixedly connected with limiting plates (6) at opposite ends, and the diameter of each limiting plate (6) is larger than that of the gear ring sleeve (18).

8. The torque transmission shaft torsion angle measuring mechanism according to claim 1, wherein: the left end and the right end of the measuring shaft (2) are respectively provided with a clamping groove (25), and the shape of the opposite end of the clamping sleeve (4) is matched with the shape of the clamping grooves (25).