Endurance test device for vehicle door hinge

Abstract

The utility model belongs to the technical field of vehicle door hinge testing, and particularly relates to a vehicle door hinge durability testing device which comprises a base. A fixed plate is fixedly connected to the base; a pair of automobile hinges is mounted on the fixed plate through bolts, and a rotating block is mounted at the other end of each automobile hinge through a bolt; an arc-shaped groove is formed in the base; the circle center point of the arc-shaped groove coincides with the rotating center point of the automobile hinge. The bottom end of the rotating block is rotationally connected with a rotating column, the bottom end of the rotating column extends out of the arc-shaped groove, and the rotating column is pushed through a pushing piece. A weight adjusting mechanism is arranged in the rotating block; the utility model provides a vehicle door hinge durability test device, so as to solve the problem that the weight of a bearing plate body cannot be changed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of door hinge testing, and in particular to a door hinge durability testing device. BACKGROUND

[0002] The automobile door hinge (also known as a hinge) is a mechanical device responsible for connecting the door and the vehicle body, allowing the door to rotate around the fixed shaft to realize the opening and closing function. The core structure is usually made of high-strength metal (such as alloy steel or aluminum alloy), and some high-end models use forging technology to improve strength and durability.

[0003] In the prior art, the door hinge needs to be tested after production, but the mass of the detection plate body carrying the hinge is fixed during testing, and cannot be adjusted according to the different materials of the door hinge.

[0004] Therefore, the utility model provides a door hinge durability testing device. UTILITY MODEL CONTENTS

[0005] In order to make up for the deficiencies of the prior art and solve the problems raised in the background art.

[0006] The utility model discloses a kind of door hinge durability testing devices, including base;Fixed plate is fixedly connected on the base;A pair of automobile hinges is installed on the fixed plate by bolt, and the other end of automobile hinge is installed with rotating block by bolt;Arc-shaped slot is set on the base;The center point of the arc-shaped slot and the rotation center point of automobile hinge coincide;Rotating column is rotatably connected to the bottom end of rotating block, and rotating column bottom end extends outside arc-shaped slot, and the rotating column is pushed by pusher;Rotating block is equipped with weight adjusting mechanism;In the prior art, the door hinge needs to be tested after production, but the mass of the detection plate body carrying the hinge is fixed during testing, and cannot be adjusted according to the different materials of the door hinge, so that the utility model is in work, when installing, the sample of automobile hinge needing to be tested is installed between fixed plate and rotating block by bolt, rotating block is rotated by pusher, and then automobile hinge is rotated, while rotating block can be adjusted rotating block weight according to the manufacturing product of automobile hinge of different materials, so that automobile hinge is rotated under the action of different weights, guaranteeing measurement accuracy, and also increasing the applicability of the device to automobile hinge.

[0007] Preferably, the pusher includes a first cylinder;First cylinder is fixedly connected to the bottom end of the base;The first cylinder is fixedly connected with the first backplate through the first piston rod;The first backplate is slidably connected to the bottom end of the base;Rotating column slides on the inner wall of the first backplate.

[0008] Preferably, the weight adjusting mechanism comprises a first cavity; the rotating block is provided with the first cavity; the sidewall of the rotating block is provided with a water inlet pipe and a water outlet pipe, and the water inlet pipe is located directly above the water outlet pipe.

[0009] Preferably, the water inlet pipe and the water outlet pipe are provided with valves.

[0010] Preferably, the sidewall of the base is fixedly connected with an arc-shaped block through an inverted L-shaped plate; the center point of the arc-shaped block coincides with the center point of the arc-shaped groove; the arc-shaped block is provided with an arc-shaped through groove, and the cross section of the arc-shaped through groove is inverted T-shaped; the top end of the rotating block is fixedly connected with a sliding column, and the top end of the sliding column extends into the arc-shaped through groove; the lifting column is rotatably connected to the sliding column; and the lifting column moves up and down through the lifting piece.

[0011] Preferably, the lifting piece comprises a second air cylinder; the bottom end of the arc-shaped through groove is provided with a pair of symmetrically distributed arc-shaped grooves; the arc-shaped grooves are provided with arc-shaped bent plates; the bottom end of the arc-shaped block is fixedly connected with a pair of symmetrically distributed second air cylinders; and the second piston rod of the second air cylinder is fixedly connected to the bottom end of the arc-shaped bent plate.

[0012] The utility model discloses the beneficial effects are as follows:

[0013] 1. A kind of vehicle door hinge endurance test device, the sample of the automobile hinge needing to be tested is installed between fixed plate and rotating block by bolt, rotating block is rotated by pusher, and then the rotating operation of automobile hinge is carried out, simultaneously, rotating block can be adjusted rotating block weight according to the manufacturing product of automobile hinge of different material, make automobile hinge under the action of carrying different weight, carry out rotating test, guarantee measurement accuracy, also increase the applicability of the device to automobile hinge. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further described below in connection with the drawings.

[0015] Figure 1 It is the three-dimensional view of the utility model Figure 1 ;

[0016] Figure 2 It is the three-dimensional view of the utility model Figure 2 ;

[0017] Figure 3 It is the sectional view of the utility model;

[0018] Figure 4 It is Figure 3 the enlarged view of A in the figure;

[0019] Figure 5 It is the three-dimensional view of arc-shaped bent plate;

[0020] In the diagram: 1. Base; 11. Fixing plate; 12. Car hinge; 13. Rotating block; 14. Arc groove; 15. Rotating column; 16. First cylinder; 17. First piston rod; 18. First rotary plate; 2. Arc block; 21. Arc through groove; 22. Sliding column; 23. Lifting column; 24. Second cylinder; 25. Second piston rod; 26. Arc rotary plate; 27. Arc groove; 3. First cavity; 31. Water inlet pipe; 32. Water outlet pipe. Detailed Implementation

[0021] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0022] like Figures 1 to 5 As shown, the vehicle door hinge durability testing device of this utility model includes a base 1; a fixing plate 11 is fixedly connected to the base 1; a pair of vehicle hinges 12 are bolted to the fixing plate 11, and a rotating block 13 is bolted to the other end of the vehicle hinge 12; an arc-shaped groove 14 is formed on the base 1; the center point of the arc-shaped groove 14 coincides with the rotation center point of the vehicle hinge 12; a rotating column 15 is rotatably connected to the bottom end of the rotating block 13, and the bottom end of the rotating column 15 extends out of the arc-shaped groove 14, and the rotating column 15 is pushed by a pusher; a weight adjustment mechanism is provided inside the rotating block 13; in the prior art, vehicle door hinges need to undergo quality testing after production. However, during testing, the mass of the test plate supporting the hinge is fixed and cannot be adjusted according to the different materials of the car door hinge. Therefore, in operation, during installation, the sample of the car hinge 12 to be tested is installed between the fixed plate 11 and the rotating block 13 by bolts. The rotating block 13 is driven to rotate by the pushing component, thereby rotating the car hinge 12. At the same time, the weight of the rotating block 13 can be adjusted according to the different materials of the car hinge 12, so that the car hinge 12 can be rotated under different weights, ensuring measurement accuracy and increasing the applicability of this device to car hinges 12.

[0023] The pushing component includes a first cylinder 16; the first cylinder 16 is fixedly connected to the bottom end of the base 1; the first cylinder 16 is fixedly connected to a first spiral plate 18 via a first piston rod 17; the first spiral plate 18 is slidably connected to the bottom end of the base 1; the rotating column 15 slides on the inner wall of the first spiral plate 18; during operation, the first cylinder 16 drives the first spiral plate 18 to move back and forth via the first piston rod 17, and then slides within the first spiral plate 18 via the rotating column 15, which can drive the rotating block 13 to drive the car hinge 12 to perform cyclic rotation operation, thus ensuring the number of measurements and the rotation amplitude.

[0024] The weight adjusting mechanism comprises a first cavity 3; the rotating block 13 is provided with the first cavity 3; the sidewall of the rotating block 13 is provided with a water inlet pipe 31 and a water outlet pipe 32, and the water inlet pipe 31 is located directly above the water outlet pipe 32; during operation, different density liquids can be poured into the first cavity 3, so as to adjust the weight of the rotating block 13, and then the load capacity of the automobile hinge 12 on the rotating block 13 can be adjusted.

[0025] The water inlet pipe 31 and the water outlet pipe 32 are both provided with valves; during operation, the valves are prior art, and the liquid replacement operation can be conveniently performed.

[0026] The sidewall of the base 1 is fixedly connected with an arc block 2 through an inverted L-shaped plate; the center point of the arc block 2 coincides with the center point of the arc-shaped groove 14; the arc block 2 is provided with an arc-shaped through groove 21, and the cross section of the arc-shaped through groove 21 is inverted T-shaped; the top end of the rotating block 13 is fixedly connected with a sliding column 22, and the top end of the sliding column 22 extends into the arc-shaped through groove 21; the sliding column 22 is rotatably connected with a lifting column 23; the lifting column 23 moves up and down through a lifting member;

[0027] The lifting member comprises a second air cylinder 24; the bottom end of the arc-shaped through groove 21 is provided with a pair of symmetrically distributed arc-shaped grooves 27; the arc-shaped grooves 27 are provided with arc-shaped flaps 26; the bottom end of the arc block 2 is fixedly connected with a pair of symmetrically distributed second air cylinders 24; the second piston rod 25 of the second air cylinder 24 is fixedly connected to the bottom end of the arc-shaped flap 26;

[0028] During operation, when the automobile hinge 12 needs to be replaced and installed, the second air cylinder 24 drives the arc-shaped flap 26 to move upwards through the second piston rod 25, so as to support the lifting column 23, and the automobile hinge 12 can be conveniently taken down or installed; after installation, the arc-shaped flap 26 is lowered into the arc-shaped groove 27, and at this time, the weight of the rotating block 13 is completely borne by the automobile hinge 12, so as to ensure the measurement effect; meanwhile, a pair of automobile hinges 12 are used to simulate the installation of the existing automobile door, and of course, the device can also be used for single measurement.

[0029] Working principle: the sample of the automobile hinge 12 to be tested is installed between the fixed plate 11 and the rotating block 13 through bolts, the rotating block 13 is driven to rotate through the pusher, thereby the automobile hinge 12 is operated to rotate, meanwhile, the rotating block 13 can be adjusted in weight through the weight adjusting mechanism according to the manufacturing products of the automobile hinge 12 of different materials, the automobile hinge 12 is tested to rotate under the action of bearing different weights, the measurement accuracy is ensured, the applicability of the device to the automobile hinge 12 is also increased, the first air cylinder 16 drives the first back plate 18 to move back and forth through the first piston rod 17, then the rotating column 15 slides in the first back plate 18, which can drive the rotating block 13 to drive the automobile hinge 12 to operate cyclically, the measurement times and the rotation amplitude can be ensured, different density liquids can be injected into the first cavity 3, thereby the weight of the rotating block 13 is adjusted, thereby the bearing quality of the automobile hinge 12 to the rotating block 13 can be adjusted, when the automobile hinge 12 needs to be replaced and installed, the second air cylinder 24 drives the arc back plate 26 to move upwards through the second piston rod 25, the lifting column 23 is supported, the automobile hinge 12 is conveniently taken down or installed, after installation, the arc back plate 26 is lowered into the arc-shaped groove 27, at this time, the weight of the rotating block 13 is all borne by the automobile hinge 12, the measurement effect is ensured, meanwhile, a pair of automobile hinges 12 is arranged to simulate the installation of the existing automobile door, of course, the device can also measure individually.

[0030] The above-mentioned front, rear, left, right, top and bottom are based on the Figure 1 viewing angle of the person in the drawings, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and the like.

[0031] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the scope of protection of the present application.

[0032] The basic principles, main features and advantages of the present application have been shown and described. Those skilled in the art should understand that the present application is not limited by the above-mentioned embodiments, the above-mentioned embodiments and descriptions in the specification are only to illustrate the principles of the present application, without departing from the spirit and scope of the present application, the present application can have various changes and improvements, these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A vehicle door hinge durability test apparatus characterized by, The utility model provides a kind of automobile hinge, including base;The fixed plate is fixed on the base;A pair of automobile hinges is installed on the fixed plate by bolt, and the other end of automobile hinge is installed with rotating block by bolt;Arc slot is opened on the base;The center point of arc slot and the rotation center point of automobile hinge coincide;Rotating column is rotatably connected at the bottom end of rotating block, and rotating column bottom end extends out of arc slot, and rotating column is pushed by pusher;Rotating block is equipped with weight adjusting mechanism.

2. A durability test device for a vehicle door hinge according to claim 1, wherein The pusher includes first cylinder;The first cylinder is fixed on the bottom end of the base;The first cylinder is fixed with first return plate by first piston rod;The first return plate is slidably connected on the bottom end of the base;Rotating column slides in the inner wall of first return plate.

3. A durability test device for a vehicle door hinge according to claim 2, characterized by The weight adjusting mechanism includes first cavity;First cavity is opened in rotating block;Water inlet pipe and water outlet pipe are opened on the side wall of rotating block, and water inlet pipe is located directly above water outlet pipe.

4. A durability test device for a vehicle door hinge according to claim 3, wherein Valve is opened on the water inlet pipe and water outlet pipe.

5. A durability test device for a vehicle door hinge according to claim 4, wherein The arc-shaped block is fixed on the side wall of the base by the inverted L-shaped plate;The center point of the arc-shaped block coincides with the center point of the arc-shaped slot;The arc-shaped slot is opened in the arc-shaped block, and the cross section of the arc-shaped slot is inverted T-shaped;The sliding column is fixed on the top end of the rotating block, and the top end of the sliding column extends into the arc-shaped slot, and the lifting column is rotatably connected on the sliding column;The lifting column moves up and down by lifting device.

6. A durability test device for a door hinge according to claim 5, wherein The lifting device includes second cylinder;The arc-shaped groove is opened in the bottom end of the arc-shaped slot;The arc-shaped return plate is arranged in the arc-shaped groove;The second cylinder is symmetrically distributed on the bottom end of the arc-shaped block;The second piston rod of the second cylinder is fixed on the bottom end of the arc-shaped return plate.

Images