CN216207552U

CN216207552U - Reduction gear testboard convenient to speed is calculated

Info

Publication number: CN216207552U
Application number: CN202122567316.7U
Authority: CN
Inventors: 谢世发; 张岩; 杨磊; 张长海; 姜述鹏
Original assignee: Nantong Institute of Technology
Current assignee: Nantong Institute of Technology
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-05
Anticipated expiration: 2031-10-25

Abstract

The utility model provides a speed reducer test board convenient for speed measurement and calculation. The speed reducer test bench convenient for speed measurement and calculation comprises a base, a supporting plate speed reducer, an input end and an output end, an input shaft is rotatably connected inside the supporting plate, a sleeve shaft is connected on the surface of the input shaft in a sliding way, the speed reducer test bench convenient for speed measurement and calculation is used by matching the transmission shaft, the output shaft and the speed measuring mechanism, the speed of the input end and the output speed of the speed reducer can be measured, the conical rotating drum, the friction wheel and the movement adjusting mechanism are matched for use, the speed of the input end of the speed reducer can be adjusted in a connection change manner, when the speed of the input end is adjusted, the driving device does not need to be stopped for adjustment, the speed of the input end of the speed reducer is convenient to adjust, meanwhile, the speed of the input end can be continuously changed and connected, and the accuracy of the speed transmission test result of the speed reducing device is improved.

Description

Reduction gear testboard convenient to speed is calculated

Technical Field

The utility model relates to the technical field of speed reducer testing, in particular to a speed reducer testing platform convenient for speed measurement and calculation.

Background

The speed reducer is a transmission part and used for speed reduction transmission between a driving part and a working machine, after the speed reducer is produced and processed, the input speed and the output speed of the speed reducer need to be tested, the speed transmission error of the speed reducer is judged by comparing a measurement result between the input speed and the output speed with a theoretical reduction ratio of the input speed and the output speed, and when a speed measurement experiment is carried out on the speed reducer, the speed reducer needs to be tested for multiple groups of input speeds and output speeds, so that the speed testing accuracy of the speed reducer is ensured.

When the speed measurement experiment is carried out on the speed reducer, the connecting position of an output part of driving equipment and an input side end of the speed reducer needs to be readjusted by the testing device of the existing speed reducer, so that the input speed of the speed reducer can be adjusted, the testing of multiple groups of input speeds and output speeds can be realized by the mode, however, the adjusting operation of the input speed is troublesome, meanwhile, the difference value before the input speed of each group of test is possibly large, the continuous variable adjustment can not be carried out on the input speed of the speed reducer, and the accuracy of the speed transmission test of the speed reducer can be influenced.

SUMMERY OF THE UTILITY MODEL

In order to achieve the purpose of the speed reducer test bench convenient for speed measurement, the speed reducer test bench is realized by the following technical scheme: the speed reducer test board comprises a base, a support plate speed reducing device, an input end and an output end, wherein an input shaft is connected to the inside of the support plate in a rotating mode, a sleeve shaft is connected to the surface of the input shaft in a sliding mode, splines are arranged inside the sleeve shaft, an output shaft is connected to the inside of the support plate in a rotating mode, a driving device is arranged on the surface of the base, a conical rotary drum is arranged on the surface of the driving device, a transmission shaft is arranged on the upper portion of the conical rotary drum, a friction wheel is arranged on the surface of the transmission shaft, a moving adjusting mechanism is arranged on the surface of the friction wheel, and a speed measuring mechanism is arranged on the surface of the transmission shaft.

Furthermore, the surface of the input end is provided with a key groove which is matched with a spline on the inner surface of the sleeve shaft, and the output shaft is matched with the output end.

Furthermore, the conical rotating drum is designed to be in a cone frustum shape, and a horizontal plane tangent line of the upper side surface of the conical rotating drum is distributed in parallel with the transmission shaft.

Furthermore, a transverse sliding groove is formed in the surface of the transmission shaft, a sliding block is arranged on the inner surface of the friction wheel and located inside the transverse sliding groove in the surface of the transmission shaft, and the transmission shaft is fixedly connected with the input shaft.

Further, the lower surface of the friction wheel is matched with the surface of the conical rotary drum.

Further, the movement adjusting mechanism comprises a screw, a threaded ring and a collar.

Furthermore, the threaded ring is fixedly connected with the lantern ring, and the lantern ring is positioned on the side surface of the friction wheel and is in rotating connection with the friction wheel.

Furthermore, the speed measuring mechanism comprises a speed measuring ring, an induction block and a counting module.

Furthermore, the sensing block is located on the surface of the transmission shaft, and a detector is arranged inside the counting module and used for detecting the sensing block.

Furthermore, a speed measuring mechanism is arranged on the surface of the output shaft, and an induction block inside the speed measuring mechanism on the surface of the output shaft is positioned on the surface of the output shaft.

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

1. this reduction gear testboard convenient to carry out speed measurement uses through the cooperation between transmission shaft and output shaft and the speed measurement mechanism, can test the speed to decelerator's input speed and output speed, the cooperation of toper rotary drum and friction pulley and removal adjustment mechanism is used, can connect the change regulation to the speed of decelerator input, when adjusting the speed of input, need not to shut down the regulation to drive arrangement, decelerator input speed regulation convenient operation, can carry out the continuous variation to the speed of input simultaneously and connect, be favorable to improving the accuracy of decelerator speed transmission test result.

2. This reduction gear testboard convenient to carry out speed and calculate uses through the cooperation of sleeve shaft and spline and input surface keyway, is convenient for be connected reduction gear's output and input and output shaft and input shaft, and reduction gear test installation convenient operation is convenient for carry out speed transmission test to reduction gear.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a portion of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 4 is a schematic view of an input shaft according to the present invention;

fig. 5 is a schematic diagram of the structure of the speed measuring mechanism according to the present invention.

In the figure: 1. a base; 2. a support plate; 3. an input shaft; 31. a sleeve shaft; 32. a spline; 4. an output shaft; 5. a reduction gear; 51. an input end; 52. an output end; 6. a drive device; 7. a conical rotating drum; 8. a drive shaft; 81. a friction wheel; 9. a movement adjustment mechanism; 91. a screw; 92. a threaded ring; 93. a collar; 10. a speed measuring mechanism; 101. a speed measuring ring; 102. an induction block; 103. and a counting module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the speed reducer test bench convenient for speed measurement is as follows:

referring to fig. 1-5, a speed reducer testing platform convenient for speed measurement and calculation includes a base 1, a supporting plate 2, a speed reducer 5, an input end 51 and an output end 52, an input shaft 3 is rotatably connected inside the supporting plate 2 and used for driving a sleeve shaft 31 to rotate, the sleeve shaft 31 is slidably connected to the surface of the input shaft 3 and used for driving the input end 51 to rotate, a spline 32 is arranged inside the sleeve shaft 31 and used for connecting the sleeve shaft 31 and the input end 51, and an output shaft 4 is rotatably connected inside the supporting plate 2 and used for testing the speed of the output end 52 of the speed reducer 5.

Base 1's surface is provided with drive arrangement 6, be used for driving toper rotary drum 7 to rotate, drive arrangement 6's surface is provided with toper rotary drum 7, be used for driving friction pulley 81 to rotate, the upper portion of toper rotary drum 7 is provided with transmission shaft 8, be used for driving input shaft 3 to rotate, transmission shaft 8's surface is provided with friction pulley 81, be used for driving transmission shaft 8 to rotate, friction pulley 81's surface is provided with removal adjustment mechanism 9, be used for adjusting the position of friction pulley 81 and toper rotary drum 7 contact, transmission shaft 8's surface is provided with tachometer mechanism 10, be used for testing transmission shaft 8 and output shaft 4's slew velocity.

Through the cooperation between the above-mentioned structure, can carry out the continuous variation to the input speed of input 51 of decelerator 5 and adjust, decelerator 5's input speed regulation effect is good, is favorable to improving decelerator 5 speed transmission test result's accuracy, when adjusting decelerator 5's input speed, need not to carry out the shut down operation to drive arrangement 6, decelerator 5's input speed regulation convenient operation.

The surface of the input end 51 is provided with a key groove which is matched with the spline 32 on the inner surface of the sleeve shaft 31, the output shaft 4 is matched with the output end 52, the input end 51 and the output end 52 of the speed reducer 5 are conveniently connected with the sleeve shaft 31 and the output shaft 4, and the speed reducer 5 is convenient to install and operate.

The conical rotating cylinder 7 is designed to be in a cone frustum shape, and a horizontal plane tangent line of the upper side surface of the conical rotating cylinder 7 and the transmission shaft 8 are distributed in parallel and used for driving the friction wheel 81 to rotate.

The surface of transmission shaft 8 has seted up horizontal spout, and the internal surface of friction pulley 81 is equipped with the slider, is located the inside of the horizontal spout in transmission shaft 8 surface, can make friction pulley 81 slide on transmission shaft 8's surface, and transmission shaft 8 and input shaft 3 fixed connection are used for driving input shaft 3 and rotate.

The lower surface of the friction wheel 81 is matched with the surface of the conical rotating drum 7, and the conical rotating drum 7 can drive the friction wheel 81 to rotate by being in friction engagement with the friction wheel 81.

The movement adjusting mechanism 9 includes a screw 91, a threaded ring 92, and a collar 93 for adjusting the contact position between the friction wheel 81 and the conical drum 7.

The threaded ring 92 is fixedly connected with the sleeve ring 93 and used for driving the sleeve ring 93 to move, the sleeve ring 93 is positioned on the side surface of the friction wheel 81 and is rotatably connected with the friction wheel 81 and used for driving the friction wheel 81 to move on the surface of the transmission shaft 8.

The speed measuring mechanism 10 includes a speed measuring ring 101, a sensing block 102 and a counting module 103, and is used for measuring and calculating the rotation speeds of the transmission shaft 8 and the output shaft 4.

The induction block 102 is located on the surface of the transmission shaft 8, and the counting module 103 is internally provided with a detector for detecting the induction block 102 and counting the rotation number of the induction block 102.

The surface of the output shaft 4 is provided with a speed measuring mechanism 10, and a sensing block 102 inside the speed measuring mechanism 10 on the surface of the output shaft 4 is positioned on the surface of the output shaft 4 and used for measuring and calculating the rotating speed of the output shaft 4.

In use, the reduction gear unit 5 is placed between the input shaft 3 and the output shaft 4, the output end 52 of the reduction gear unit 5 is connected to the output shaft 4, and the sleeve shaft 31 is moved so that the input end 51 is placed inside the sleeve shaft 31 while the splines on the surface of the input end 51 engage the splines 32.

The conical rotating drum 7 is driven to rotate by the driving device 6, the conical rotating drum 7 drives the friction wheel 81 to rotate by being in friction engagement with the friction wheel 81, the friction wheel 81 drives the transmission shaft 8 to rotate, the transmission shaft 8 drives the input shaft 3 to rotate, the input shaft 3 drives the input end 51 to rotate, the output end 52 is driven to rotate together by the speed reducing device 5, and the output end 52 drives the output shaft 4 to rotate.

When the transmission shaft 8 rotates, the sensing block 102 on the surface of the transmission shaft can be driven to rotate together, when the sensing block 102 passes through the counting module 103, the sensing block 102 can be detected by a detector inside the counting module 103, the number of rotating circles of the sensing block 102 is counted, when the output shaft 4 rotates, similarly, the speed measuring mechanism 10 on the surface of the transmission shaft can count the number of rotating circles of the sensing block 102 on the surface of the output shaft 4, and the input speed and the output speed of the speed reducer 5 can be measured and calculated through the transmission shaft 8 and the number of rotating circles of the sensing block 102 on the surface of the output shaft 4.

Make screw rod 91 rotate through relevant drive arrangement, screw rod 91 is through meshing with screw ring 92, it removes to drive screw ring 92, screw ring 92 drives lantern ring 93 and removes on the surface of transmission shaft 8, lantern ring 93 drives friction pulley 81 and removes together, with the position contact of friction pulley 81 and toper rotary drum 7 surperficial difference this moment, at this moment, the diameter of rotation of friction pulley 81 and toper rotary drum 7 contact position can change, correspondingly, toper rotary drum 7 is through meshing with friction pulley 81, it can change in step to drive 8 pivoted speeds of transmission shaft, can adjust the rotational speed of input shaft 3 with this, can carry out multiunit experimental test to this input speed and output speed to decelerator 5.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 reduction gear testboard convenient to carry out speed and calculate, includes base (1), backup pad (2) decelerator (5), input (51) and output (52), its characterized in that: the utility model discloses a bearing support of a motor vehicle, including backup pad (2), input shaft (3), the surperficial sliding connection of input shaft (3) has sleeve axle (31), the inside of sleeve axle (31) is provided with spline (32), the inside of backup pad (2) rotates and is connected with output shaft (4), the surface of base (1) is provided with drive arrangement (6), the surface of drive arrangement (6) is provided with toper rotary drum (7), the upper portion of toper rotary drum (7) is provided with transmission shaft (8), the surface of transmission shaft (8) is provided with friction pulley (81), the surface of friction pulley (81) is provided with removes adjustment mechanism (9), the surface of transmission shaft (8) is provided with tacho mechanism (10).

2. A decelerator test stand facilitating velocity estimation according to claim 1 wherein: the surface of the input end (51) is provided with a key groove which is matched with a spline (32) on the inner surface of the sleeve shaft (31), and the output shaft (4) is matched with the output end (52).

3. A decelerator test stand facilitating velocity estimation according to claim 1 wherein: the conical rotating cylinder (7) is designed in a cone frustum shape, and the horizontal plane tangent of the upper side surface of the conical rotating cylinder (7) is distributed in parallel with the transmission shaft (8).

4. A decelerator test stand facilitating velocity estimation according to claim 1 wherein: the surface of the transmission shaft (8) is provided with a transverse sliding groove, the inner surface of the friction wheel (81) is provided with a sliding block which is positioned inside the transverse sliding groove on the surface of the transmission shaft (8), and the transmission shaft (8) is fixedly connected with the input shaft (3).

5. A decelerator test stand facilitating velocity estimation according to claim 1 wherein: the lower surface of the friction wheel (81) is matched with the surface of the conical rotary drum (7).

6. A decelerator test stand facilitating velocity estimation according to claim 1 wherein: the movement adjusting mechanism (9) comprises a screw (91), a threaded ring (92) and a collar (93).

7. A decelerator test bench with speed estimation facilitated according to claim 6 wherein: the threaded ring (92) is fixedly connected with the lantern ring (93), and the lantern ring (93) is located on the side surface of the friction wheel (81) and is in rotating connection with the friction wheel (81).

8. A decelerator test stand facilitating velocity estimation according to claim 1 wherein: the speed measuring mechanism (10) comprises a speed measuring ring (101), a sensing block (102) and a counting module (103).

9. A decelerator test stand facilitating velocity estimation according to claim 8 wherein: the sensing block (102) is positioned on the surface of the transmission shaft (8), and a detector is arranged inside the counting module (103) and used for detecting the sensing block (102).

10. A decelerator test stand facilitating velocity estimation according to claim 8 wherein: the surface of the output shaft (4) is provided with a speed measuring mechanism (10), and an induction block (102) inside the speed measuring mechanism (10) on the surface of the output shaft (4) is positioned on the surface of the output shaft (4).