Spring elasticity testing device for spring production

Abstract

The utility model discloses a spring elasticity testing device for spring production, which comprises a base, a sliding chute is arranged at the top of the base in a penetrating manner, a placing table is fixedly mounted at the top of the base, a driving assembly is arranged at the bottom of the base, and a first screw rod is arranged at the bottom of the base through the driving assembly; the surface of the first screw rod is rotatably connected with a mounting plate, the mounting plate is fixedly connected with the base, the surface of the first screw rod is in threaded connection with a moving rod, the moving rod is slidably connected with the sliding groove, a limiting rod is fixedly mounted on the side, close to the placing table, of the moving rod, and a lifting assembly is arranged at the top of the base. A pressure sensor is arranged at the top of the base through a lifting assembly, a pressing block is fixedly installed at the bottom of the pressure sensor, and a display screen is fixedly installed at the top of the base. The springs of different sizes can be conveniently limited, the phenomenon that the springs are prone to off tracking when pressed is avoided, and the testing quality of the springs is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of spring production, in particular to a spring elastic force testing device for spring production. Background Art

[0002] A spring is a mechanical part that uses elasticity to work. Parts made of elastic materials deform under external forces and return to their original shape after the external force is removed. They are generally made of spring steel. There are many types of springs. According to the nature of the force, springs can be divided into tension springs, compression springs, torsion springs and bending springs. According to the shape, they can be divided into disc springs, annular springs, leaf springs, spiral springs, truncated cone scroll springs and torsion bar springs. According to the manufacturing process, they can be divided into cold-rolled springs and hot-rolled springs. Generally speaking, the manufacturing materials of springs should have high elastic limit, fatigue limit, impact toughness and good heat treatment performance. Commonly used ones are carbon spring steel, alloy spring steel, stainless spring steel, copper alloy, nickel alloy and rubber.

[0003] In the process of spring production, it is often necessary to perform sample elastic force tests on the springs, and a spring elastic force testing device is used to perform a press test on the springs. When the existing spring elastic force testing device is used, it is not convenient to limit springs of different sizes, which causes the spring to easily deviate when being pressed, thereby affecting the test quality of the spring. Therefore, the utility model provides a spring elastic force testing device for spring production. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a spring elastic force testing device for spring production, which is used to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A spring elastic force testing device for spring production comprises a base, a slide groove is provided through the top of the base, a placing table is fixedly installed on the top of the base, a driving assembly is provided at the bottom of the base, a first screw is provided at the bottom of the base through the driving assembly, a mounting plate is rotatably connected to the surface of the first screw, the mounting plate is fixedly connected to the base, a moving rod is threadedly connected to the surface of the first screw, the moving rod is slidably connected to the slide groove, a limiting rod is fixedly installed on a side of the moving rod close to the placing table, a lifting assembly is provided at the top of the base, a pressure sensor is provided at the top of the base through the lifting assembly, a pressure block is fixedly installed at the bottom of the pressure sensor, a display screen is fixedly installed on the top of the base, and the display screen is electrically connected to the pressure sensor.

[0007] Preferably, the driving assembly includes a first motor arranged at the bottom of the base, a rotating shaft is fixedly mounted on the output end of the first motor, a first bevel gear is fixedly mounted on the surface of the rotating shaft, a second bevel gear is meshingly mounted on the surface of the first bevel gear, and the second bevel gear is fixedly connected to the first screw.

[0008] Preferably, the lifting assembly includes a support plate arranged on the top of the base, a fixed plate is fixedly installed on the front side of the support plate, a second motor is fixedly installed on the top of the fixed plate, an output end of the second motor passes through the fixed plate and extends to the bottom of the fixed plate and is fixedly installed with a second screw, a movable plate is threadedly connected to the surface of the second screw, and the movable plate is fixedly connected to the pressure sensor, a guide rod is slidably connected inside the movable plate, and the guide rod is fixedly connected to the fixed plate.

[0009] Preferably, a supporting leg is fixedly mounted on the bottom of the base, and an anti-slip pad is provided on the bottom of the supporting leg.

[0010] Preferably, there are multiple limit rods, and the multiple limit rods are distributed in a circular array.

[0011] Preferably, the guide rod is in a cylindrical structure and is made of metal.

[0012] Preferably, the moving rod is in an L-shaped structure and is made of metal.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the spring elastic force testing device for spring production places the spring on the placing table, and the first screw is rotated at the same time by the driving assembly, so that the moving rods are close to each other along the slide groove, and the limit rods are close to each other until the limit rods are close to each other to a suitable position, and the position of the limit rod is adjusted to facilitate the limiting of springs of different sizes, avoid the phenomenon of the spring easily running off the track when being pressed, and ensure the test quality of the spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional stereogram of the utility model;

[0015] Figure 2 This is a bottom view of the structure of the utility model;

[0016] Figure 3 It is a disassembled diagram of the local structure of the utility model;

[0017] In the figure: 1. base; 2. slide; 3. placement table; 4. first motor; 5. rotating shaft; 6. first bevel gear; 7. second bevel gear; 8. first screw; 9. mounting plate; 10. moving rod; 11. limiting rod; 12. support plate; 13. fixing plate; 14. second motor; 15. second screw; 16. moving plate; 17. guide rod; 18. pressure sensor; 19. pressure block; 20. display screen; 21. support leg. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Reference Figure 1-3 A spring elastic force testing device for spring production includes a base 1, a slide groove 2 is provided on the top of the base 1, a placing table 3 is fixedly installed on the top of the base 1, a driving assembly is provided at the bottom of the base 1, a first screw 8 is provided at the bottom of the base 1 through the driving assembly, a mounting plate 9 is rotatably connected to the surface of the first screw 8, the mounting plate 9 is fixedly connected to the base 1, a moving rod 10 is threadedly connected to the surface of the first screw 8, the moving rod 10 is L-shaped, the moving rod 10 is made of metal material, so that the moving rod 10 has a higher structural strength, so that the moving rod 10 is more durable, the moving rod 10 is slidably connected to the slide groove 2, and a limiting rod 11 is fixedly installed on one side of the moving rod 10 close to the placing table 3, the number of the limiting rods 11 is multiple, and the multiple limiting rods 11 are distributed in a circular array, so that the limiting rods 11 can better The base 1 is provided with a lifting assembly on the top, and a pressure sensor 18 is provided on the top of the base 1 through the lifting assembly. A pressure block 19 is fixedly installed at the bottom of the pressure sensor 18. A display screen 20 is fixedly installed on the top of the base 1, and the display screen 20 is electrically connected to the pressure sensor 18. A supporting leg 21 is fixedly installed at the bottom of the base 1, and an anti-slip pad is provided at the bottom of the supporting leg 21. The spring elastic force testing device for spring production places the spring on the placing table 3, and the first screw rod 8 is rotated at the same time through the driving assembly, so that the moving rod 10 approaches each other along the slide groove 2, and the limiting rod 11 approaches each other until the limiting rod 11 approaches each other to a suitable position, and the position of the limiting rod 11 is adjusted to facilitate the limiting of springs of different sizes, avoid the phenomenon that the spring is easily deviated when pressed, and ensure the test quality of the spring.

[0020] Specifically, the driving assembly includes a first motor 4 arranged at the bottom of the base 1, a rotating shaft 5 is fixedly installed at the output end of the first motor 4, a first bevel gear 6 is fixedly installed on the surface of the rotating shaft 5, a second bevel gear 7 is meshingly arranged on the surface of the first bevel gear 6, and the second bevel gear 7 is fixedly connected to the first screw 8. Starting the first motor 4 rotates the rotating shaft 5, rotates the first bevel gear 6, and rotates the second bevel gear 7 at the same time, so that the first screw 8 can rotate at the same time, thereby facilitating the moving rod 10 to approach each other along the slide groove 2, thereby facilitating the limit rod 11 to approach each other to limit the spring, thereby avoiding the phenomenon of the spring easily running off when pressed, and ensuring the test quality of the spring.

[0021] Specifically, the lifting assembly includes a support plate 12 arranged on the top of the base 1, a fixed plate 13 is fixedly installed on the front side of the support plate 12, a second motor 14 is fixedly installed on the top of the fixed plate 13, an output end of the second motor 14 passes through the fixed plate 13 and extends to the bottom of the fixed plate 13 and is fixedly installed with a second screw 15, a movable plate 16 is threadedly connected to the surface of the second screw 15, and the movable plate 16 is fixedly connected to the pressure sensor 18, and a guide rod 17 is slidably connected inside the movable plate 16, the guide rod 17 is a cylindrical structure, and the guide rod 17 is made of metal material, so that the guide rod 17 has a higher structural strength, so that the guide rod 17 is more durable, so that the guide rod 17 can better guide the movement of the movable plate 16, and the guide rod 17 is fixedly connected to the fixed plate 13, and the second motor 14 is started to rotate the second screw 15, so that the movable plate 16 moves downward along the guide rod 17, so that the pressure sensor 18 and the pressure block 19 move downward, so as to provide driving force for the downward movement of the pressure sensor 18 and the pressure block 19.

[0022] The spring elastic force testing device for spring production is connected to 220V mains electricity, and the main controller can be a conventional known device for control such as a computer.

[0023] When in use: place the spring on the placement table 3, start the first motor 4, so that the rotating shaft 5 rotates, the first bevel gear 6 rotates, the second bevel gear 7 rotates at the same time, and the first screw 8 rotates at the same time, so that the moving rods 10 approach each other along the slide groove 2, and the limiting rods 11 approach each other, until the limiting rods 11 approach each other to a suitable position, limit the spring, start the second motor 14, so that the second screw 15 rotates, so that the moving plate 16 moves downward along the guide rod 17, so that the pressure sensor 18 and the pressure block 19 move downward, and the spring is pressed by the pressure block 19 until the pressure block 19 moves downward to a suitable height, and the pressure sensor 18 transmits data to the display screen 20, and the pressure value can be seen through the display screen 20.

[0024] To sum up, the spring elastic force testing device for spring production places the spring on the placing table 3, and the first screw 8 is rotated at the same time by the driving assembly, so that the moving rod 10 approaches each other along the slide groove 2, and the limiting rod 11 approaches each other, until the limiting rod 11 approaches each other to a suitable position, and the position of the limiting rod 11 is adjusted to facilitate the limiting of springs of different sizes, thereby avoiding the phenomenon of the spring easily running off the track when being pressed, ensuring the test quality of the spring, and solving the problems raised in the above-mentioned background technology.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spring force testing device for spring production, comprising a base (1), characterized in that: The top of the base (1) is provided with a slide groove (2), the top of the base (1) is fixedly installed with a placement table (3), the bottom of the base (1) is provided with a driving component, the bottom of the base (1) is provided with a first screw (8) through the driving component, the surface of the first screw (8) is rotatably connected to a mounting plate (9), the mounting plate (9) is fixedly connected to the base (1), the surface of the first screw (8) is threadedly connected to a moving rod (10), the moving rod (10) is slidably connected to the slide groove (2), a limiting rod (11) is fixedly installed on the side of the moving rod (10) close to the placement table (3), the top of the base (1) is provided with a lifting component, the top of the base (1) is provided with a pressure sensor (18) through the lifting component, the bottom of the pressure sensor (18) is fixedly installed with a pressure block (19), the top of the base (1) is fixedly installed with a display screen (20), and the display screen (20) is electrically connected to the pressure sensor (18).

2. A spring force testing device for spring production according to claim 1, characterized in that: The driving assembly comprises a first motor (4) arranged at the bottom of the base (1); a rotating shaft (5) is fixedly mounted on the output end of the first motor (4); a first bevel gear (6) is fixedly mounted on the surface of the rotating shaft (5); a second bevel gear (7) is meshedly mounted on the surface of the first bevel gear (6); and the second bevel gear (7) is fixedly connected to the first screw (8).

3. A spring force testing device for spring production according to claim 1, characterized in that: The lifting assembly includes a support plate (12) arranged on the top of the base (1), a fixed plate (13) is fixedly installed on the front side of the support plate (12), a second motor (14) is fixedly installed on the top of the fixed plate (13), an output end of the second motor (14) passes through the fixed plate (13) and extends to the bottom of the fixed plate (13) and is fixedly installed with a second screw (15), a surface of the second screw (15) is threadedly connected to a movable plate (16), and the movable plate (16) is fixedly connected to a pressure sensor (18), a guide rod (17) is slidably connected inside the movable plate (16), and the guide rod (17) is fixedly connected to the fixed plate (13).

4. A spring elasticity testing device for spring production according to claim 1, characterized in that: A support leg (21) is fixedly mounted on the bottom of the base (1), and an anti-slip pad is provided on the bottom of the support leg (21).

5. A spring elasticity testing device for spring production according to claim 1, characterized in that: There are multiple limit rods (11), and the multiple limit rods (11) are distributed in a circular array.

6. A spring elasticity testing device for spring production according to claim 3, characterized in that: The guide rod (17) has a cylindrical structure and is made of metal.

7. A spring force testing device for spring production according to claim 1, characterized in that: The moving rod (10) is in an L-shaped structure, and the moving rod (10) is made of metal material.

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