CN214502858U

CN214502858U - Spring fatigue detection testing machine

Info

Publication number: CN214502858U
Application number: CN202120456065.2U
Authority: CN
Inventors: 李维军; 章增进
Original assignee: Jiangxi Fuming Spring Manufacturing Co ltd
Current assignee: Jiangxi Fuming Spring Manufacturing Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-10-26
Anticipated expiration: 2031-03-03

Abstract

The utility model relates to the technical field of spring detection devices, and discloses a spring fatigue detection testing machine, which comprises a substrate, wherein a box body is fixedly arranged at the bottom of the substrate, a limiting plate is fixedly arranged inside the box body, a supporting block is fixedly arranged on the left side and the right side of the top of the substrate, a limiting block is fixedly arranged on the top of the supporting block, a limiting block is fixedly arranged on the top of the limiting block, a limiting rod is slidably arranged on the inner surface of the limiting block, a transmission rod drives an eccentric wheel to rotate, a limiting wheel and a limiting wheel move up and down along with the rotation of the eccentric wheel, a limiting plate on the top of the limiting rod is driven to move up and down, a hydraulic device is driven to move up and down, the spring is continuously pressed, and the testing machine simulates a real use environment, the detection accuracy of the detection machine is improved.

Description

Spring fatigue detection testing machine

Technical Field

The utility model relates to a spring detection device technical field specifically is a spring fatigue detection testing machine.

Background

In recent years, with continuous innovation and improvement of technologies, the quality requirement on products is higher and higher, and a spring fatigue testing machine is a spring detection and analysis testing instrument widely applied in the mechanical industry, performs high-quality detection and analysis on spring products, and screens qualified high-quality products.

When the existing spring fatigue detection testing machine is used, the real use condition is difficult to simulate, the detection result of the detection machine is not accurate enough, springs with different sizes are detected by a plurality of spring fixing devices, the detection process is very complex, and the use efficiency of the detection machine is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a spring fatigue detection testing machine possesses the true condition that can simulate the spring and use, makes the result that detects truer credible more, can the efficient detect advantages such as the spring of variation in size, has solved the true condition that the simulation spring that spring fatigue detection testing machine can not be fine used, is difficult to the efficient and detects the problem of the spring of variation in size.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: a spring fatigue detection testing machine comprises a base plate, wherein a first box body is fixedly installed at the bottom of the base plate, a first limiting plate is fixedly installed inside the first box body, first supporting blocks are fixedly installed on the left side and the right side of the top of the base plate, first limiting blocks are fixedly installed at the tops of the first supporting blocks, first limiting rods are slidably installed on the inner surfaces of the first limiting blocks, a second limiting plate is fixedly installed at the top of the first limiting rod, a hydraulic device is fixedly installed at the bottom of the second limiting plate, a spring fixing device is fixedly installed at the top of the base plate, a first motor is fixedly installed at the top of the first limiting plate, a first transmission rod is fixedly installed at the left end of the first motor through a coupler, and the left end of the first transmission rod penetrates through the first box body and extends to the outside of the first box body, the utility model discloses a spacing mechanism of drive rod, including a drive rod, a spacing rod, a motor, a speed reducer, a spring fixing device, an eccentric wheel, a spacing wheel, a surface swing joint of spacing wheel and an eccentric wheel, the surface swing joint of a surface and an eccentric wheel of No. two spacing wheels, the top of a limiting plate and the right-hand fixed mounting that is located a motor have a motor No. two, No. two drive rods of top through speed reducer fixed mounting of motor No. two, the top of No. two drive rods runs through base plate and spring fixing device and extends to spring fixing device's inside.

Preferably, the spring fixing device comprises a second box body, and a first sliding rail is fixedly mounted at the bottom of an inner cavity of the second box body.

Preferably, the top of No. two boxes is run through and is seted up a spacing groove, No. two gag lever posts of inside movable mounting of No. two boxes.

Preferably, the outer surface of the second limiting rod is connected with the inner surface of the first sliding rail in a sliding mode, and a second limiting column is fixedly mounted inside the second box body.

Preferably, the outer surface of the second limiting column is fixedly provided with a second sliding rail, the inner surface of the second sliding rail is connected with the outer surface of the second limiting column in a sliding manner, and the bottom of the second limiting column is fixedly connected with the top of the second transmission rod.

Preferably, the top of No. two gag lever posts runs through No. two boxes and extends to the outside of No. two boxes, the top fixed mounting of No. two gag lever posts has the spring fixture block.

(III) advantageous effects

Compared with the prior art, the utility model provides a spring fatigue detection testing machine possesses following beneficial effect: this spring fatigue detection testing machine accessible is opened No. two motors, make No. two motors drive No. two spacing posts of No. two transfer lines surfaces and rotate, No. two spacing posts drive No. two gag lever post of No. two slide rail internal surfaces along the orbit back-and-forth movement of a slide rail, drive the spring fixture block back-and-forth movement at No. two gag lever post tops, then hydraulic means moves down, the fixed spring that needs the detection, user of service opens a motor afterwards, make a transfer line drive an eccentric wheel and rotate, make a spacing wheel and No. two spacing wheels reciprocate along with the rotation of an eccentric wheel, drive No. two limiting plates at a gag lever post top and reciprocate, drive hydraulic means and reciprocate, carry out fatigue detection to the spring.

1. This spring fatigue detection testing machine, through opening a motor, make a transfer line drive an eccentric wheel and rotate, make a spacing round reciprocate along with an eccentric wheel's rotation with No. two spacing rounds, drive No. two limiting plates at a gag lever post top and reciprocate, drive hydraulic means and reciprocate, carry out continuous pressing to the spring, make the true service environment of detection machine simulation, improved the detection accuracy of detection machine, increased the practicality of detection machine.

2. This spring fatigue detection testing machine, through opening No. two motors, make No. two motors drive No. two spacing posts of No. two transfer line surfaces and rotate, No. two spacing posts drive No. two gag lever post of No. two slide rail internal surfaces along the orbit back-and-forth movement of a slide rail, drive the spring fixture block back-and-forth movement at No. two gag lever post tops, then hydraulic means moves down, make spring fixing device can fix the spring of equidimension not, the application scope of detection machine detection spring has been improved, the testing process of detection machine has been simplified, the availability factor of detection machine has been promoted.

Drawings

Fig. 1 is a front view of the internal structure of the present invention.

Fig. 2 is a left side view of the external structure of the present invention.

Fig. 3 is a front view of the internal structure of the spring fixing device of the present invention.

Fig. 4 is a top view of the external structure of the spring fixing device of the present invention.

Fig. 5 is a top view of the back structure of the spring fixing device of the present invention.

In the figure: 1. a substrate; 2. a first box body; 3. a first limiting plate; 4. a first supporting block; 5. a first limiting block; 6. a first limiting rod; 7. a second limiting plate; 8. a hydraulic device; 9. a spring fixing device; 10. a first motor; 11. a first transmission rod; 12. an eccentric wheel I; 13. a first limiting wheel; 14. a second limiting wheel; 15. a second motor; 16. a second transmission rod; 17. a second box body; 18. a first slide rail; 19. a first limit groove; 20. a second limiting rod; 21. a second limiting column; 22. a second sliding rail; 23. and a spring clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a spring fatigue testing machine comprises a substrate 1, a first box body 2 is fixedly installed at the bottom of the substrate 1, a first limit plate 3 is fixedly installed inside the first box body 2, a first support block 4 is fixedly installed on each of the left side and the right side of the top of the substrate 1, a first limit block 5 is fixedly installed at the top of each of the first support blocks 4, a first limit rod 6 is slidably installed on the inner surface of each of the first limit blocks 5, a second limit plate 7 is fixedly installed at the top of the first limit rod 6, a hydraulic device 8 is fixedly installed at the bottom of the second limit plate 7, the hydraulic device 8 comprises a hydraulic cylinder and a hydraulic rod, after the hydraulic cylinder drives the hydraulic rod to extend to a specified length, the hydraulic cylinder stops working and keeps the extending state of the hydraulic rod, a spring fixing device 9 is fixedly installed at the top of the substrate 1, and a first motor 10 is fixedly installed at the top of the first limit plate 3, the first motor 10 is electrically connected with an external power supply, the left end of the first motor 10 is fixedly provided with a first transmission rod 11 through a coupler, the left end of the first transmission rod 11 penetrates through the first box body 2 and extends to the outside of the first box body 2, the outer surface of the first transmission rod 11 is fixedly provided with a first eccentric wheel 12, the right side of the first limiting rod 6 is rotatably provided with a first limiting wheel 13, the right side of the first limiting rod 6 is rotatably provided with a second limiting wheel 14 below the first limiting wheel 13, the outer surface of the first limiting wheel 13 is movably connected with the outer surface of the first eccentric wheel 12, the outer surface of the second limiting wheel 14 is movably connected with the inner surface of the first eccentric wheel 12, the top of the first limiting plate 3 is fixedly provided with a second motor 15 at the right side of the first motor 10, the top of the second motor 15 is fixedly provided with a second transmission rod 16 through a speed reducer, and the second motor 16 is electrically connected with the external power supply, the top end of the second transmission rod 16 penetrates through the base plate 1 and the spring fixing device 9 and extends to the inside of the spring fixing device 9, the spring fixing device 9 comprises a second box body 17, a first slide rail 18 is fixedly installed at the bottom of an inner cavity of the second box body 17, a first limiting groove 19 is formed in the top of the second box body 17 in a penetrating mode, a second limiting rod 20 is movably installed inside the second box body 17, the top end of the second limiting rod 20 penetrates through the second box body 17 and extends to the outside of the second box body 17, a spring clamping block 23 is fixedly installed at the top of the second limiting rod 20, the outer surface of the second limiting rod 20 is connected with the inner surface of the first slide rail 18 in a sliding mode, a second limiting column 21 is fixedly installed inside the second box body 17, a second slide rail 22 is fixedly installed on the outer surface of the second limiting column 21, the inner surface of the second slide rail 22 is connected with the outer surface of the second limiting column 21 in a sliding mode, and the bottom of the second limiting column 21 is fixedly connected with the top of the second transmission rod 16.

The working principle is as follows: firstly, a user opens a second motor 15, the second motor 15 drives a second transmission rod 16 to rotate, the second transmission rod 16 drives a second limiting post 21 to rotate, the second limiting post 21 drives a second sliding rail 22 to rotate, a second limiting rod 20 on the inner surface of the second sliding rail 22 moves back and forth along the track of a first sliding rail 18, a spring clamping block 23 on the top of the second limiting rod 20 moves back and forth, springs with different sizes can be clamped on the outer surface of a spring fixing device 9, then a hydraulic device 8 moves downwards, the springs are fixed on the outer surface of the spring fixing device 9 more stably, then the user opens a first motor 10, the first transmission rod 11 drives a first eccentric wheel 12 to rotate, then a first limiting wheel 13 and a second limiting wheel 14 move up and down along with the rotation of the first eccentric wheel 12, the first limiting rod 6 is driven to move up and down, and a second limiting plate 7 on the top of the first limiting rod 6 moves up and down, the hydraulic device 8 is driven to move up and down to continuously press the spring, so that the spring fatigue detection testing machine can perform fatigue detection on the spring.

To sum up, the spring fatigue detection testing machine can open the second motor 15, so that the second motor 15 drives the second limit post 21 on the outer surface of the second transmission rod 16 to rotate, the second limit post 21 drives the second limit rod 20 on the inner surface of the second slide rail 22 to move back and forth along the track of the first slide rail 18, the spring fixture block 23 on the top of the second limit rod 20 is driven to move back and forth, then the hydraulic device 8 moves downwards to fix the spring to be detected, then a user opens the first motor 10, the first transmission rod 11 drives the first eccentric wheel 12 to rotate, the first limit wheel 13 and the second limit wheel 14 move up and down along with the rotation of the first eccentric wheel 12, the second limit plate 7 on the top of the first limit rod 6 is driven to move up and down, the hydraulic device 8 is driven to move up and down, and the spring fatigue detection testing machine can carry out fatigue detection on the spring.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spring fatigue detection testing machine, includes base plate (1), its characterized in that: the bottom of the base plate (1) is fixedly provided with a first box body (2), the inside of the first box body (2) is fixedly provided with a first limiting plate (3), the left side and the right side of the top of the base plate (1) are fixedly provided with a first supporting block (4), the tops of the two first supporting blocks (4) are fixedly provided with a first limiting block (5), the inner surfaces of the two first limiting blocks (5) are slidably provided with a first limiting rod (6), the top of the first limiting rod (6) is fixedly provided with a second limiting plate (7), the bottom of the second limiting plate (7) is fixedly provided with a hydraulic device (8), the top of the base plate (1) is fixedly provided with a spring fixing device (9), the top of the first limiting plate (3) is fixedly provided with a first motor (10), the left end of the first motor (10) is fixedly provided with a first transmission rod (11) through a coupler, the left end of a transmission rod (11) runs through a box body (2) and extends to the outside of the box body (2), an eccentric wheel (12) is installed on the outer fixed surface of the transmission rod (11), a limiting wheel (13) is installed on the right side of a limiting rod (6) in a rotating mode, a limiting wheel (14) is installed on the right side of the limiting rod (6) in a rotating mode and is located below the limiting wheel (13), the outer surface of the limiting wheel (13) is movably connected with the outer surface of the eccentric wheel (12), the outer surface of the limiting wheel (14) is movably connected with the inner surface of the eccentric wheel (12), a motor (15) is fixedly installed on the right side of a motor (10) at the top of a limiting plate (3), and a transmission rod (16) is fixedly installed on the top of the motor (15) through a speed reducer, the top end of the second transmission rod (16) penetrates through the base plate (1) and the spring fixing device (9) and extends into the spring fixing device (9).

2. The spring fatigue testing machine according to claim 1, characterized in that: spring fixing device (9) include No. two box (17), No. one slide rail (18) of bottom fixed mounting in No. two box (17) inner chamber.

3. The spring fatigue testing machine according to claim 2, characterized in that: no. one spacing groove (19) has been seted up in the top of No. two boxes (17) run through, No. two gag lever posts (20) have been installed to the inside movable mounting of No. two boxes (17).

4. The spring fatigue testing machine according to claim 3, characterized in that: the outer surface of the second limiting rod (20) is connected with the inner surface of the first sliding rail (18) in a sliding mode, and a second limiting column (21) is fixedly mounted inside the second box body (17).

5. The spring fatigue testing machine according to claim 4, wherein: the outer fixed surface of No. two spacing posts (21) installs No. two slide rails (22), the internal surface of No. two slide rails (22) and the surface sliding connection of No. two spacing posts (21), the bottom of No. two spacing posts (21) and the top fixed connection of No. two transfer lines (16).

6. The spring fatigue testing machine according to claim 3, characterized in that: the top of No. two gag lever post (20) runs through No. two boxes (17) and extends to the outside of No. two boxes (17), the top fixed mounting of No. two gag lever post (20) has spring fixture block (23).