CN220960393U

CN220960393U - Tension pulley torque testing device

Info

Publication number: CN220960393U
Application number: CN202322331255.3U
Authority: CN
Inventors: 张洁
Original assignee: Yangzhou Tianyu Measurement And Test Co ltd
Current assignee: Yangzhou Tianyu Measurement And Test Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-05-14
Anticipated expiration: 2033-08-29

Abstract

The utility model belongs to the technical field of tensioning wheels, and discloses a tensioning wheel torque testing device, which comprises a testing table, wherein an electric appliance control box is arranged on the left side of the testing table, the electric appliance control box is fixedly connected with the testing table, an LCD display screen is arranged on the electric appliance control box, the LCD display screen is fixedly connected with the electric appliance control box, and a positioning clamping assembly is arranged on the testing table.

Description

Tension pulley torque testing device

Technical Field

The utility model belongs to the technical field of tensioning wheels, and particularly relates to a tensioning wheel torque testing device.

Background

The tensioning wheel is a tensioning device for belt transmission, and when the center distance of the belt cannot be adjusted, the belt can be tensioned by adopting the tensioning wheel, and the tensioning wheel is generally arranged at the inner side of the loose edge, so that the belt is only subjected to unidirectional bending; meanwhile, in order to ensure that the wrap angle of the small belt pulley is not reduced too much, the tensioning wheel is installed close to the large belt pulley as much as possible, the structure of the tensioning wheel comprises a fixing frame, a torsion spring and a torsion spring supporting sleeve, the torsion spring supporting sleeve is arranged in the fixing frame, the torsion spring is located between the torsion spring supporting sleeve and the fixing frame, and the torsion spring provides elasticity to enable the torsion spring supporting sleeve to reset after rotating.

The torque of the tensioning wheel needs to be tested during production, and the publication number is CN

213770945U's a elevator take-up pulley moment of torsion value check out test set, convenient detection device dismantles to be convenient for detect the moment of torsion value of elevator take-up pulley, however now when testing the take-up pulley moment of torsion, overlap the take-up pulley on the locating lever of testing arrangement, but the locating lever can not laminate completely with the take-up pulley, and the location effect of take-up pulley is not good, and the take-up pulley rocks easily when the moment of torsion of test take-up pulley, influences the test result.

Disclosure of utility model

In order to solve the problems in the background technology, the utility model provides a tension pulley torque testing device which can clamp a tension pulley when in use, has good positioning effect on the tension pulley and does not influence the testing result.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the tension pulley torque testing device comprises a testing table, wherein an electric appliance control box is arranged on the left side of the testing table and fixedly connected with the testing table, an LCD display screen is arranged on the electric appliance control box and fixedly connected with the electric appliance control box, and a positioning and clamping assembly is arranged on the testing table;

The positioning and clamping assembly comprises a motor, the installation end and the testboard fixed connection of motor, the main shaft of motor runs through the lateral wall of testboard and is located the spout, the terminal fixedly connected with first screw thread axle of main shaft of motor, the other end fixedly connected with connecting axle of first screw thread axle, the other end fixedly connected with second screw thread axle of connecting axle, the equal screwed connection in first screw thread axle outside and second screw thread axle outside has the screw thread piece, screw thread piece outside fixedly connected with locating splint, locating splint and testboard sliding connection, the locating splint outside is equipped with the slipmat.

Preferably, the test bench is provided with an electric telescopic rod, the electric telescopic rod is fixedly connected with the test bench, the other end of the electric telescopic rod is provided with a connecting plate, and the connecting plate is fixedly connected with the electric telescopic rod.

Preferably, the connecting plate outside is equipped with the connecting rod, connecting rod and connecting plate fixed connection, be equipped with pressure sensor on the connecting rod, pressure sensor and connecting rod fixed connection.

Preferably, the thread direction of the first thread shaft is opposite to the thread direction of the second thread shaft, and the first thread shaft and the second thread shaft are symmetrically arranged.

Preferably, the threaded block penetrates through the test bench, and the threaded block is in sliding connection with the test bench.

Preferably, the anti-slip pad is fixedly connected with the locating clamping plate, and the anti-slip pad is made of rubber materials.

Preferably, a controller is arranged on the outer side of the test bench, and the controller is fixedly connected with the test bench.

Compared with the prior art, the utility model has the following beneficial effects:

When the test bench is used, the tensioning wheel to be detected is placed on the test bench, the motor is controlled by the controller to rotate, the motor drives the first threaded shaft to rotate, the first threaded shaft drives the second threaded shaft to rotate through the connecting shaft, and the first threaded shaft and the second threaded shaft drive the positioning clamping plate and the anti-slip pad to move through the threaded block so as to clamp and fix the tensioning wheel, so that the tensioning wheel can be clamped when in use, the positioning effect is good, the tensioning wheel cannot shake during testing, and the test result is not influenced.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the installation structure of the electrical control box of the present utility model;

FIG. 3 is a schematic view of the mounting structure of the connecting shaft of the present utility model;

FIG. 4 is a schematic view of the structure of FIG. 1A according to the present utility model;

fig. 5 is a schematic diagram of the structure of fig. 1 at B according to the present utility model.

In the figure: 1. a test bench; 2. an electric telescopic rod; 3. a connecting plate; 4. a connecting rod; 5. a pressure sensor; 6. an electric appliance control box; 7. an LCD display screen; 8. positioning and clamping the assembly; 81. a motor; 82. a first threaded shaft; 83. a connecting shaft; 84. a second threaded shaft; 85. a screw block; 86. positioning clamping plates; 87. an anti-slip pad; 9. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in figures 1 to 5, the utility model provides a tension wheel torque testing device, which comprises a testing table 1, wherein an electric control box 6 is arranged at the left side of the testing table 1, the electric control box 6 is fixedly connected with the testing table 1 through screws, an LCD display screen 7 is arranged on the electric control box 6, the LCD display screen 7 is fixedly connected with the electric control box 6 through screws, the arrangement can display the tested torque, the user can conveniently check, a positioning clamping assembly 8 is arranged on the testing table 1, the positioning clamping assembly 8 comprises a motor 81, the mounting end of the motor 81 is fixedly connected with the testing table 1 through screws, a main shaft of the motor 81 penetrates through the side wall of the testing table 1 and is positioned in a sliding groove, the tail end of the main shaft of the motor 81 is fixedly connected with a first threaded shaft 82 in a welding manner, the other end of the first threaded shaft 82 is fixedly connected with a connecting shaft 83 in a welding manner, the other end of the connecting shaft 83 is fixedly connected with a second threaded shaft 84 in a welding manner, the threaded direction of the first threaded shaft 82 is opposite to the threaded direction of the second threaded shaft 84, the first threaded shaft 82 and the second threaded shaft 84 are symmetrically arranged, the positioning clamping assembly 8 can drive the two threaded shafts 86 to be connected with a sliding-prevention clamping plate 85 through screws, the two sliding blocks 85 are fixedly connected with the outer side of the testing table 85 through screws, the sliding-prevention clamping plate 85 is fixedly connected with the sliding-prevention clamping plate 85 through the sliding blocks 85, the sliding-prevention clamping plate is fixedly connected with the sliding-prevention clamping plate 85 is provided with the sliding-prevention clamping plate 85, the sliding-prevention clamping plate is fixedly connected with the sliding-prevention clamping plate 85, and is fixedly connected with the sliding-prevention clamping plate is provided with the sliding-prevention device, and is provided with the sliding protection device, and is provided with the safety device, and the safety device, as shown. This arrangement prevents the tensioner from slipping under the influence of the anti-slip pad 87 when clamping the tensioner.

The electric telescopic rod 2, the pressure sensor 5, the electric appliance control box 6, the LCD display screen 7 and the motor 81 are all in the prior art, and the structural principle thereof is not described herein, wherein the pressure sensor 5 is an LLB130 button type strain sensor of FUTEK company.

The steps of the utility model are as follows: when the tension pulley is used, the tension pulley is placed on the test bench 1, then the motor 81 is controlled to rotate through the controller 9, the motor 81 rotates to drive the first threaded shaft 82 to rotate, the first threaded shaft 82 drives the second threaded shaft 84 to rotate through the connecting shaft 83, the first threaded shaft 82 and the second threaded shaft 84 respectively drive the threaded blocks 85 to slide, the moving directions of the two threaded blocks 85 are opposite, the left threaded block 85 drives the anti-slip pad 87 to move rightwards through the positioning clamping plate 86, the right threaded block 85 drives the anti-slip pad 87 to move leftwards, the tension pulley can be clamped, then the electric telescopic rod 2 is controlled to extend through the controller 9, the electric telescopic rod 2 drives the connecting rod 4 and the pressure sensor 5 to move downwards through the connecting plate 3, the connecting rod 4 is inserted into a torsion spring supporting sleeve in the tension pulley, the connecting rod 4 and the pressure sensor 5 can contact the torsion spring in the extrusion torsion spring supporting sleeve in the downward movement process, the pressure can be applied to the pressure sensor 5 under the action of the elasticity of the torsion spring, the pressure value sensed by the pressure sensor 5 can be converted into the torque through the LCD controller 9 in the electric appliance control box 6, and the torque can be tested through the LCD controller 7 in the display screen.

Specifically, be equipped with electric telescopic handle 2 on the testboard 1, electric telescopic handle 2 passes through screw fixed connection with testboard 1, and electric telescopic handle 2's the other end is equipped with connecting plate 3, and connecting plate 3 passes through screw fixed connection with electric telescopic handle 2. The utility model can drive the connecting plate 3 to move up and down when in use.

Further, the connecting rod 4 is arranged on the outer side of the connecting plate 3, the connecting rod 4 is fixedly connected with the connecting plate 3 through screws, the pressure sensor 5 is arranged on the connecting rod 4, and the pressure sensor 5 is fixedly connected with the connecting rod 4 through screws. The utility model can drive the pressure sensor 5 to move to contact the torsion spring on the extrusion tensioning wheel to test the torque when in use.

Still further, the outside of test bench 1 is equipped with controller 9, and controller 9 passes through screw fixed connection with test bench 1. According to the utility model, the controller 9 can control the extension and contraction of the electric telescopic rod 2 and the starting and stopping of the motor 81 in use.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take-up pulley moment of torsion testing arrangement, includes testboard (1), its characterized in that: the left side of the test bench (1) is provided with an electric control box (6), the electric control box (6) is fixedly connected with the test bench (1), the electric control box (6) is provided with an LCD display screen (7), the LCD display screen (7) is fixedly connected with the electric control box (6), and the test bench (1) is provided with a positioning and clamping assembly (8);

The positioning and clamping assembly (8) comprises a motor (81), the mounting end of the motor (81) is fixedly connected with the test bench (1), a main shaft of the motor (81) penetrates through the side wall of the test bench (1) and is located in a sliding groove, a first threaded shaft (82) is fixedly connected with the tail end of the main shaft of the motor (81), a connecting shaft (83) is fixedly connected with the other end of the first threaded shaft (82), a second threaded shaft (84) is fixedly connected with the other end of the connecting shaft (83), threaded blocks (85) are fixedly connected to the outer side of the first threaded shaft (82) and the outer side of the second threaded shaft (84) in a threaded mode, a positioning clamping plate (86) is fixedly connected with the outer side of the threaded blocks (85), and a sliding pad (87) is arranged on the outer side of the positioning clamping plate (86).

2. The tensioner torque testing device of claim 1, wherein: be equipped with electric telescopic handle (2) on testboard (1), electric telescopic handle (2) and testboard (1) fixed connection, the other end of electric telescopic handle (2) is equipped with connecting plate (3), connecting plate (3) and electric telescopic handle (2) fixed connection.

3. The tensioner torque testing device of claim 2, wherein: the connecting plate is characterized in that a connecting rod (4) is arranged on the outer side of the connecting plate (3), the connecting rod (4) is fixedly connected with the connecting plate (3), a pressure sensor (5) is arranged on the connecting rod (4), and the pressure sensor (5) is fixedly connected with the connecting rod (4).

4. The tensioner torque testing device of claim 1, wherein: the thread direction of the first thread shaft (82) is opposite to the thread direction of the second thread shaft (84), and the first thread shaft (82) and the second thread shaft (84) are symmetrically arranged.

5. The tensioner torque testing device of claim 1, wherein: the threaded block (85) penetrates through the test bench (1), and the threaded block (85) is in sliding connection with the test bench (1).

6. The tensioner torque testing device of claim 1, wherein: the anti-slip pad (87) is fixedly connected with the locating clamping plate (86), and the anti-slip pad (87) is made of rubber materials.

7. The tensioner torque testing device of claim 1, wherein: the outside of the test bench (1) is provided with a controller (9), and the controller (9) is fixedly connected with the test bench (1).