CN216645826U

CN216645826U - Service life testing device for automobile skylight flexible shaft

Info

Publication number: CN216645826U
Application number: CN202123303348.2U
Authority: CN
Inventors: 陈刚
Original assignee: SUHNER (SUZHOU) INDUSTRY TECHNOLOGY CO LTD
Current assignee: SUHNER (SUZHOU) INDUSTRY TECHNOLOGY CO LTD
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-31
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a service life testing device of an automobile skylight flexible shaft, which comprises a horizontally arranged rack, wherein baffle plate modules are vertically arranged at two ends of the rack, a horizontal supporting plate is arranged in the middle of the rack, the supporting plate is abutted against the baffle plate modules, a slideway module which is perpendicular to the baffle plate modules is concavely arranged on the upper surface of the supporting plate, a driving gear is horizontally arranged in a driving gear placing groove, the skylight flexible shaft to be tested is placed in the slideway module and is mutually meshed with the driving gear, the end part of the skylight flexible shaft is connected with a load unit, a motor module for driving the driving gear is arranged in a cabinet body, and a control system is also arranged in the cabinet body. The testing device simulates the load of the flexible shaft when the automobile skylight works, and the skylight flexible shaft continuously operates under the load, so that the service life test data is obtained, the operation is convenient, and the whole test process is controllable.

Description

Service life testing device for automobile skylight flexible shaft

Technical Field

The utility model relates to a testing device, in particular to a device for testing the service life of a flexible shaft of an automobile skylight, and belongs to the technical field of testing devices.

Background

As the amount of automobile inventory continues to rise, skylights are becoming increasingly popular as automotive accessories, including aesthetics, light transmission, ventilation, decoration, door facing, noise reduction, and the like. In hot summer, especially when the vehicle is parked in the open air, the temperature in the vehicle is suddenly raised due to insolation under the sun, the best cooling mode is to open the window for ventilation, so that the air flows, if a car skylight is arranged, the air exchange in the vehicle is faster, the speed of air convection by the method is 2-3 times faster than that of the cooling by a car air conditioner, and the gasoline is saved. In cold winter, the windshield in the automobile often can be too cold when the side window is opened due to fog caused by too large temperature difference, and the good defogging effect can be achieved when the skylight is opened at the moment. When a vehicle runs on a highway, noise is generated due to the fact that the speed of the vehicle is too high, noise decibels in the vehicle rise rapidly, and at the moment, if a skylight is opened, the noise can be reduced rapidly, and discomfort caused by noise of the vehicle can be relieved.

The automobile skylight is a set of large and thin mechanical components and comprises a series of transmission mechanisms with complex structures, and the basic structure of the automobile skylight comprises a sliding mechanism, a driving mechanism, a control system and a switch. The driving mechanism mainly comprises a motor, a transmission mechanism, a sliding screw rod and the like. The motor provides power for opening and closing the skylight through a transmission device. The motor can rotate in two directions, namely the rotation direction of the motor is changed by changing the direction of current, so that the opening and closing of the skylight are realized. The gear transmission mechanism receives electric power, changes the rotating direction, decelerates and increases the torque, and then transmits the power to the sliding screw rod, so that the skylight is opened and closed. Due to the complex structure and the multiple transmission mechanisms, the power transmission becomes extremely difficult, especially the transverse sliding of the skylight glass and the sun-shading curtain.

At present, a special flexible shaft with a spiral is adopted in the industry as a transmission part to transmit power, the shape of the flexible shaft is similar to that of a screw rod, a thread-shaped steel wire is arranged outside the flexible shaft, and the thread pitch is fixed. Due to the particularity of automobile products, the safety requirement of the automobile products is high, so that the safety and stability evaluation of related parts is extremely important, and the technical problem of evaluating the service life of the skylight flexible shaft becomes the industrial problem.

In order to solve the technical problem in the prior art, the utility model aims to provide a device for testing the service life of a skylight flexible shaft.

SUMMERY OF THE UTILITY MODEL

The technical scheme for realizing the purpose is as follows:

a life testing device for a flexible shaft of an automobile skylight comprises a horizontally arranged rack, wherein baffle plate modules are vertically arranged at two ends of the rack, a horizontal supporting plate is arranged in the middle of the rack, the supporting plate is abutted against the baffle plate modules, slide way modules which are perpendicular to the baffle plate modules are concavely arranged on the upper surface of the supporting plate, each slide way module comprises a first slide way and a second slide way which are arranged in parallel, a driving gear placing groove is also concavely arranged in the middle of each slide way module on the upper surface of the supporting plate, a driving gear is horizontally arranged in the driving gear placing groove and is positioned between the first slide way and the second slide way, the flexible shaft of the automobile skylight to be tested is placed in the slide way modules and is meshed with the driving gear, the end part of the flexible shaft of the automobile skylight is connected with a load unit, and the rack is horizontally fixed on a height-adjustable cabinet body, the cabinet is internally provided with a motor module used for driving the driving gear, the cabinet is internally provided with a control system, and the motor module is electrically connected with the control system.

Preferably, the load unit comprises a first load and a second load, the first load and the second load having a weight ranging between 5 and 20 kg.

Preferably, the motor module comprises a servo motor.

Preferably, the output end of the motor module is connected with a speed reducer, and the output end of the speed reducer is connected with the driving gear.

Preferably, the baffle module with the mutual butt department of slide module is equipped with the through-hole module, the through-hole module includes first through-hole module and second through-hole module.

Preferably, a pulley module is arranged below the through hole module on the outer side wall of the baffle module, the pulley module comprises a first pulley and a second pulley, the skylight flexible shaft penetrates through the through hole module and abuts against the pulley module under the action of gravity, and the end part of the skylight flexible shaft is connected with the load unit.

Preferably, a cabinet door is arranged at the front part of the cabinet body.

The utility model has the beneficial effects that:

1. the testing device simulates the load of the flexible shaft when the automobile skylight works, and the skylight flexible shaft continuously operates under the load under the driving of the motor, so that the service life test data of the automobile skylight is obtained, the operation is convenient, and the whole test process is controllable.

2. In the testing device, the movement strokes of the load unit and the skylight flexible shaft can be adjusted according to different requirements, so that the service life data of the skylight flexible shaft under different load states can be obtained.

3. The running state of the skylight flexible shaft to be tested can be visually observed in the whole testing process, so that the change of the skylight flexible shaft in the testing process can be conveniently observed and recorded.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a top view of the present invention.

1-a frame, 12-a support plate, 13-a baffle module, 2-a motor module, 3-a speed reducer, 5-a driving gear, 61-a first slideway, 62-a second slideway, 71-a first load, 72-a second load, 81-a first pulley and 82-a second pulley.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples to make the technical solutions of the present invention easier to understand and grasp, so as to define the protection scope of the present invention more clearly.

The utility model discloses a service life testing device of an automobile skylight flexible shaft, which comprises a horizontally arranged rack 1, wherein baffle plate modules 13 are vertically arranged at two ends of the rack 1, a horizontal supporting plate 12 is arranged in the middle of the rack 1, and the supporting plate 12 abuts against the baffle plate modules 13. The frame 1 serves as a foundation for all the structural components and carries all the structural devices.

The concave upper surface of backup pad 12 establish with baffle module 13 mutually perpendicular slide module, the slide module includes first slide 61 and the second slide 62 of mutual parallel arrangement the middle part of slide module also is the concave drive gear standing groove that is equipped with of upper surface of backup pad 12 simultaneously, the level sets up drive gear 5 in the drive gear standing groove, just drive gear 5 is located between first slide 61 and the second slide 62, the skylight flexible axle that awaits measuring is placed in the slide module 6 and with drive gear 5 intermeshing.

The end of the skylight flexible shaft is connected with a load unit, the load unit comprises a first load 71 and a second load 72, the weight ranges of the first load 71 and the second load 72 are respectively between 5 and 20 kilograms, and in the embodiment, weights of 5 to 20 kilograms are selected as the load unit. The load unit is used for simulating the load of the skylight flexible shaft when the automobile skylight is actually used.

Frame 1 horizontal fixation is on the cabinet body 9 with adjustable height, cabinet body 9 front portion is equipped with cabinet door 91, be equipped with in the cabinet body 9 and be used for the drive motor module 2 of drive gear 5, motor module 2 includes servo motor, speed reducer 3 is connected to motor module 2's output, speed reducer 3's output with drive gear 5 links to each other. Still be equipped with control system in the cabinet body 9, motor module 2 with control system electric connection. The speed reducer 3 is used for increasing the torque of the output end of the motor module 2 so as to achieve the torque required by the operation of the skylight flexible shaft to be tested. The control system is used for controlling the operation of the whole device.

The mutual butt department of baffle module and slide module is equipped with the through-hole module, the through-hole module includes first through-hole module and second through-hole module. The pulley module is arranged below the through hole module on the outer side wall of the baffle module, and comprises a first pulley 81 on the left side of the rack 1 and a second pulley 82 on the right side of the rack 1, wherein a skylight flexible shaft end part to be tested is connected with the load unit, penetrates through the through hole module, and is abutted against the pulley module under the action of gravity, and the pulley module is used for changing the movement direction of the skylight flexible shaft.

When the testing device runs, the servo motor drives the speed reducer 3 to output torque to the driving gear 5, so as to drive the driving gear 5 to rotate, the driving gear 5 is meshed with the skylight flexible shaft to be tested, and the skylight flexible shaft to be tested is driven to move in the horizontal direction to the left and right directions according to the set stroke. Because the end part of the skylight flexible shaft to be tested is connected with the load unit, the load unit acts on the skylight flexible shaft to be tested meshed with the driving gear 5 during operation, and particularly acts on the threads of the skylight flexible shaft. The operating environment of the testing device is consistent with the working condition of the actual automobile skylight during working, and then the slippage, abrasion and other loss conditions of the threaded steel wire of the skylight flexible shaft to be tested in the continuous operation process are observed and tested, so that the purpose of testing the service life of the skylight flexible shaft to be tested is achieved.

In conclusion, the beneficial effects of the utility model are as follows: 1. the load of the flexible shaft is simulated when the automobile skylight works, and the skylight flexible shaft is driven by the motor to continuously run under the load, so that the service life test data is obtained, the operation is convenient, and the whole test process is controllable; 2. in the testing device, the movement strokes of the load unit and the skylight flexible shaft can be adjusted according to different requirements, so that the service life data of the skylight flexible shaft under different load states can be obtained; 3. the running state of the skylight flexible shaft to be tested can be visually observed in the whole testing process, so that the change of the skylight flexible shaft in the testing process can be conveniently observed and recorded.

In addition to the above embodiments, the present invention may have other embodiments, and any technical solutions formed by equivalent substitutions or equivalent transformations are within the scope of the present invention as claimed.

Claims

1. The utility model provides a life-span testing arrangement of sunroof flexible axle, its characterized in that, frame (1) including the level setting, frame (1) both ends are equipped with baffle module (13) perpendicularly, frame (1) middle part is equipped with horizontally backup pad (12), backup pad (12) with baffle module (13) counterbalance are leaned on, the concave upper surface of backup pad (12) establish with baffle module (13) mutually perpendicular slide module, the slide module is including first slide (61) and second slide (62) of mutual parallel arrangement the middle part of slide module also is simultaneously the concave drive gear standing groove that is equipped with of upper surface of backup pad (12), the level is equipped with drive gear (5) in the drive gear standing groove, just drive gear (5) are located between first slide (61) and second slide (62), the skylight flexible axle that awaits measuring is placed in slide module (6) and with drive gear (5) The skylight flexible shaft structure comprises a skylight flexible shaft, a rack (1) and a motor module (2), wherein the skylight flexible shaft is connected with a load unit at the end part, the rack is horizontally fixed on a height-adjustable cabinet body (9), the motor module (2) is arranged in the cabinet body (9) and used for driving a driving gear (5), the cabinet body (9) is also internally provided with a control system, and the motor module (2) is electrically connected with the control system.

2. The device for testing the service life of the automobile skylight flexible shaft is characterized in that the load unit comprises a first load (71) and a second load (72), and the weight of the first load (71) and the weight of the second load (72) are in a range of 5-20 kilograms.

3. The device for testing the service life of the automobile skylight flexible shaft is characterized in that the motor module (2) comprises a servo motor.

4. The device for testing the service life of the automobile skylight flexible shaft according to claim 1, characterized in that an output end of the motor module (2) is connected with a speed reducer (3), and an output end of the speed reducer (3) is connected with the driving gear (5).

5. The device for testing the service life of the flexible shaft of the automobile skylight according to claim 1, wherein through hole modules are arranged at the mutual abutting positions of the baffle module and the slideway module, and the through hole modules comprise a first through hole module and a second through hole module.

6. The device for testing the service life of the automobile skylight flexible shaft according to claim 5, characterized in that a pulley module is arranged below the through hole module on the outer side wall of the baffle module, the pulley module comprises a first pulley (81) and a second pulley (82), the skylight flexible shaft penetrates through the through hole module and abuts against the pulley module under the action of gravity, and the end part of the skylight flexible shaft is connected with the load unit.

7. The device for testing the service life of the flexible shaft of the automobile skylight according to claim 1 is characterized in that a cabinet door (91) is arranged at the front part of the cabinet body (9).