Nitrogen spring service life detection equipment

Abstract

The utility model discloses nitrogen spring service life detection equipment, which relates to the technical field of nitrogen spring production and comprises a detection table, a detection mechanism used for detection is fixedly arranged on one side of the detection table, and a nitrogen spring fixing mechanism used for clamping is fixedly arranged at the upper end of the detection mechanism. According to the nitrogen spring detection device, the problems that an existing nitrogen spring detection device is not provided with a fixing mechanism for adjusting and clamping a nitrogen spring, and the clamping force of the nitrogen spring cannot be controlled by the existing nitrogen spring detection device are solved; the clamping force of the nitrogen spring is controlled, the outer wall of the nitrogen spring is prevented from being damaged, an internal clamping mechanism is arranged in the nitrogen spring fixing mechanism and matched with an external clamping mechanism to extrude the nitrogen spring, the internal clamping mechanism is elastic, and the external clamping mechanism clamps the nitrogen spring from the two ends.

Description

Technical Field

[0001] The utility model relates to the technical field of nitrogen spring production, in particular to a nitrogen spring life detection device. Background Art

[0002] A nitrogen spring is a component with elastic function. It seals high-pressure nitrogen in a certain container. External force compresses the nitrogen through the plunger rod. When the external force is removed, the high-pressure nitrogen expands to obtain a certain elastic force. This component is called a nitrogen cylinder or gas spring, referred to as a nitrogen spring. It is an upgraded product of conventional coil springs and a high-tech, domestically produced alternative product. In the mold industry, conventional elastic elements include springs, rubbers and air cushions. These elastic elements have been widely used in the industrial field, solving various needs for elastic energy storage and playing their application role.

[0003] The nitrogen spring life detection equipment with the publication number of CN208060133U comprises a punching machine frame, a workbench, a mounting frame and a mounting box fixed on the top of the mounting frame are provided on the machine frame, a guide rail is provided on the front side of the mounting frame, a slider is slidably connected to the guide rail, a fixing seat is provided on the top of the workbench, a nitrogen spring mounting seat is provided on the top of the fixing seat, and a nitrogen spring is fixedly clamped on the nitrogen spring mounting seat, a detection channel is provided at the bottom of the slider, and a counting sensor is provided in the detection channel. The nitrogen spring life detection equipment transforms an ordinary punching machine for nitrogen spring fatigue life test, and a counting device is provided on the life detection equipment, which is convenient for understanding the detection effect of the nitrogen spring and greatly reduces the detection cost. However, this nitrogen spring detection device is installed through the nitrogen spring mounting seat, and no fixing mechanism is provided to adjust and clamp the nitrogen spring, which affects the efficiency of the nitrogen spring detection operation, resulting in poor practicability and compatibility of the device, and the existing nitrogen spring detection device cannot control the clamping force of the nitrogen spring, which is easy to cause damage to the outer wall of the nitrogen spring, affecting the production quality of the product.

[0004] In view of the above problems, a nitrogen spring life detection device is proposed. Utility Model Content

[0005] The utility model aims to provide a nitrogen spring life detection device, which solves the problem that the existing nitrogen spring detection device in the background technology is installed through a nitrogen spring mounting seat, and no fixing mechanism is provided to adjust and clamp the nitrogen spring, which affects the efficiency of the nitrogen spring detection operation, resulting in poor practicability and compatibility of the device, and the existing nitrogen spring detection device cannot control the clamping force of the nitrogen spring, which is easy to cause damage to the outer wall of the nitrogen spring, affecting the production quality of the product.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a nitrogen spring life detection device, comprising a detection platform, a detection mechanism for detection is fixedly arranged on one side of the detection platform, a nitrogen spring fixing mechanism for clamping is fixedly arranged on the upper end of the detection mechanism, the detection platform comprises a fixed platform, the detection mechanism comprises a fatigue tester arranged on one side of the fixed platform, a fixed clamping frame fixedly arranged on the upper end of the fixed platform, the nitrogen spring fixing mechanism comprises a fixed plate fixedly arranged at one end of the fixed clamping frame, a built-in clamping mechanism is fixedly arranged inside the fixed plate, external clamping mechanisms are rotatably arranged at both ends of the built-in clamping mechanism, the external clamping mechanism is provided with two groups that are meshed with each other, and a driving motor is arranged at one end of one group of the external clamping mechanisms.

[0007] Preferably, the testing platform further comprises a supporting platform fixedly arranged on the upper end of the fixed platform, a switch is fixedly arranged on one side of the fixed platform, and a pressure tester is fixedly arranged at the center of the supporting platform.

[0008] Preferably, the detection mechanism further comprises a limit frame fixedly arranged on the upper end of the fixed platform, and the limit frame is provided with two groups symmetrical to each other with respect to the fixed platform.

[0009] Preferably, a detection line rack is fixedly provided on the upper end of the fixed platform.

[0010] Preferably, a rotation groove is provided at one end of the fixing plate, and a connecting column is fixedly provided between the two groups of fixing plates.

[0011] Preferably, the built-in clamping mechanism includes a positioning rod fixed between two sets of fixing plates, a middle rod connected to the positioning rod, and an elastic clamp is movably provided at one end of the middle rod.

[0012] Preferably, the built-in locking mechanism further comprises a spring rod fixedly arranged at one end of the elastic clip, the spring rod is inserted into the middle rod, and insertion rods are fixedly arranged at both ends of the elastic clip.

[0013] Preferably, the external engaging mechanism comprises an L-shaped frame rotatably arranged between the fixed plates, a rotating gear arranged at one end of the L-shaped frame, a shift rod fixedly arranged on the L-shaped frame, and the shift rod movably engaged in the rotating groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a nitrogen spring life detection device, which controls the clamping force of the nitrogen spring by driving the external clamping mechanism through the driving motor in the nitrogen spring fixing mechanism to prevent damage to the outer wall of the nitrogen spring, thereby solving the problem that the existing nitrogen spring detection device cannot control the clamping force of the nitrogen spring, which is easy to damage the outer wall of the nitrogen spring and affect the production quality of the product.

[0016] 2. The utility model provides a nitrogen spring life detection device, which, through the setting of a built-in clamping mechanism in the nitrogen spring fixing mechanism, cooperates with the external clamping mechanism to extrude the nitrogen spring, and the fatigue tester implements fatigue testing on the nitrogen spring insertion, applies periodic pressure changes to the nitrogen spring until the spring fails, and fixes the nitrogen spring fixing mechanism with a fixed clamping frame. The built-in clamping mechanism fixed inside the fixing plate is elastic, and the external clamping mechanism clamps the nitrogen spring from both ends, and the built-in clamping mechanism at one end adjusts and clamps the elastic gas spring, which solves the problem that the existing nitrogen spring detection device is installed through a nitrogen spring mounting seat, and no fixing mechanism is set to adjust and clamp the nitrogen spring, which affects the efficiency of the nitrogen spring detection operation and leads to poor practicability and compatibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall front view structure of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the testing platform and testing mechanism of the utility model;

[0020] Figure 4 The structure diagram of the nitrogen spring fixing mechanism of the utility model is shown in FIG. Figure 1 ;

[0021] Figure 5 The structure diagram of the nitrogen spring fixing mechanism of the utility model is shown in FIG. Figure 2 .

[0022] In the figure: 1. test table; 11. fixed table; 111. switch; 12. support table; 13. pressure tester; 2. test mechanism; 21. limit frame; 22. fixed clamping frame; 23. test line rack; 24. fatigue tester; 3. nitrogen spring fixing mechanism; 31. fixed plate; 311. rotating groove; 312. connecting column; 32. driving motor; 33. built-in clamping mechanism; 331. center rod; 332. positioning rod; 333. elastic clamp; 3331. plug rod; 334. spring rod; 34. external clamping mechanism; 341. L-shaped frame; 342. rotating gear; 343. shift rod. DETAILED DESCRIPTION

[0023] 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.

[0024] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0025] Combination Figure 1 The utility model discloses a nitrogen spring life detection device, comprising a detection platform 1, a detection mechanism 2 for detection is fixedly arranged on one side of the detection platform 1, a nitrogen spring fixing mechanism 3 for clamping is fixedly arranged on the upper end of the detection mechanism 2, the detection platform 1 comprises a fixing platform 11, the detection mechanism 2 comprises a fatigue tester 24 arranged on one side of the fixing platform 11, a fixed clamping frame 22 fixedly arranged on the upper end of the fixing platform 11, the nitrogen spring fixing mechanism 3 comprises a fixing plate 31 fixedly arranged at one end of the fixed clamping frame 22, a built-in clamping mechanism 33 is fixedly arranged inside the fixing plate 31, external clamping mechanisms 34 are rotatably arranged at both ends of the built-in clamping mechanism 33, the external clamping mechanism 34 is provided with two groups meshing with each other, and a driving motor 32 is arranged at one end of a group of external clamping mechanisms 34.

[0026] Specifically, the fixed table 11 fixes the detection mechanism 2, and the fatigue tester 24 implements fatigue testing on the nitrogen spring insertion, applies periodic pressure changes to the nitrogen spring until the spring fails, and the fixed clamping frame 22 implements the fixation of the nitrogen spring fixing mechanism 3. The built-in clamping mechanism 33 fixed inside the fixed plate 31 is elastic, and the external clamping mechanism 34 clamps the nitrogen spring from both ends. The built-in clamping mechanism 33 at one end adjusts and clamps the elastic gas spring, which has good practicality and compatibility. In addition, this nitrogen spring detection device can control the clamping force of the nitrogen spring by driving the motor 32 to prevent damage to the outer wall of the nitrogen spring and affect the production quality of the product.

[0027] The utility model is further described below in conjunction with embodiments.

[0028] Embodiment 1:

[0029] Combination Figure 2-Figure 4The testing platform 1 also includes a supporting platform 12 fixedly arranged at the upper end of the fixing platform 11, a switch 111 is fixedly arranged on one side of the fixing platform 11, a pressure tester 13 is fixedly arranged at the center of the supporting platform 12, the fixing platform 11, the supporting platform 12 and the pressure tester 13 are fixed to each other, the pressure tester 13 is aligned with the nitrogen spring for testing, and the switch 111 realizes detection control.

[0030] The detection mechanism 2 also includes a limit frame 21 fixedly arranged on the upper end of the fixed platform 11. The limit frame 21 is provided with two groups symmetrical to each other about the fixed platform 11. The limit frame 21 realizes the clamping and fixing of the fixed snap-fit ​​frame 22. The fixed snap-fit ​​frame 22 can move along the limit frame 21 to change the fixed position, so that the pressure tester 13 can be aligned with the center of the nitrogen spring for pressure testing.

[0031] A detection line rack 23 is fixedly disposed on the upper end of the fixing platform 11 , and the wires at one end of the fatigue tester 24 are fixed by the detection line rack 23 .

[0032] Embodiment 2:

[0033] Combination Figure 4 and Figure 5 A rotation groove 311 is opened at one end of the fixed plate 31, and a connecting column 312 is fixedly arranged between the two groups of fixed plates 31. The rotation groove 311 is used to limit the rotation of the external locking mechanism 34, and the connecting column 312 realizes the connection and fixation of the two groups of fixed plates 31.

[0034] The built-in locking mechanism 33 includes a positioning rod 332 fixed between the two sets of fixing plates 31, a center rod 331 connected to the positioning rod 332, and an elastic clip 333 is movably provided at one end of the center rod 331. The positioning rod 332 fixes the center rod 331, and the elastic clip 333 is inserted into the center rod 331, and the elastic clip 333 is close to the nitrogen spring for squeezing.

[0035] The built-in locking mechanism 33 also includes a spring rod 334 fixedly arranged at one end of the elastic clip 333, the spring rod 334 is inserted into the middle rod 331, and the two ends of the elastic clip 333 are fixedly provided with insertion rods 3331, the insertion rods 3331 are inserted into the middle rod 331 from both ends, and the spring rod 334 provides elastic force for the elastic clip 333.

[0036] The external engaging mechanism 34 includes an L-shaped frame 341 rotatably arranged between the fixed plates 31, a rotating gear 342 arranged at one end of the L-shaped frame 341, a shift rod 343 fixedly arranged on the L-shaped frame 341, and the shift rod 343 is movably engaged in the rotating groove 311. The driving motor 32 can drive the two sets of mutually meshing rotating gears 342 to rotate in opposite directions. The shift rod 343 moves and limits the external engaging mechanism 34. The L-shaped frame 341 rotates under the action of the rotating gear 342 to detect and clamp the nitrogen spring from both sides.

[0037] 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.

[0038] 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 nitrogen spring life testing device, comprising a testing platform (1), characterized in that: A detection mechanism (2) for detection is fixedly arranged on one side of the detection platform (1), and a nitrogen spring fixing mechanism (3) for clamping is fixedly arranged on the upper end of the detection mechanism (2); The detection platform (1) comprises a fixed platform (11), the detection mechanism (2) comprises a fatigue tester (24) arranged on one side of the fixed platform (11), a fixed engaging frame (22) fixedly arranged on the upper end of the fixed platform (11), the nitrogen spring fixing mechanism (3) comprises a fixed plate (31) fixedly arranged on one end of the fixed engaging frame (22), an internal engaging mechanism (33) is fixedly arranged inside the fixed plate (31), external engaging mechanisms (34) are rotatably arranged at both ends of the internal engaging mechanism (33), the external engaging mechanisms (34) are provided with two groups meshing with each other, and a driving motor (32) is arranged at one end of one group of the external engaging mechanisms (34).

2. The nitrogen spring life detection device according to claim 1 is characterized in that: The testing platform (1) further comprises a supporting platform (12) fixedly arranged at the upper end of the fixing platform (11), a switch (111) is fixedly arranged on one side of the fixing platform (11), and a pressure tester (13) is fixedly arranged at the center of the supporting platform (12).

3. The nitrogen spring life detection device according to claim 1 is characterized in that: The detection mechanism (2) further comprises a limit frame (21) fixedly arranged on the upper end of the fixed platform (11), and the limit frame (21) is provided with two groups symmetrical to each other with respect to the fixed platform (11).

4. The nitrogen spring life detection device according to claim 1 is characterized in that: A detection line mounting rack (23) is fixedly arranged on the upper end of the fixing platform (11).

5. The nitrogen spring life detection device according to claim 1 is characterized in that: A rotation groove (311) is provided at one end of the fixing plate (31), and a connecting column (312) is fixedly arranged between two groups of the fixing plates (31).

6. The nitrogen spring life detection device according to claim 1 is characterized in that: The built-in clamping mechanism (33) comprises a positioning rod (332) fixed between two sets of fixing plates (31), a middle rod (331) connected to the positioning rod (332), and an elastic clamp (333) movably provided at one end of the middle rod (331).

7. The nitrogen spring life detection device according to claim 6 is characterized in that: The built-in clamping mechanism (33) further comprises a spring rod (334) fixedly arranged at one end of the elastic clamp (333), the spring rod (334) being inserted into the middle rod (331), and insertion rods (3331) being fixedly arranged at both ends of the elastic clamp (333).

8. The nitrogen spring life detection device according to claim 1 is characterized in that: The externally mounted engaging mechanism (34) comprises an L-shaped frame (341) rotatably arranged between the fixed plates (31), a rotating gear (342) arranged at one end of the L-shaped frame (341), a shift rod (343) fixedly arranged on the L-shaped frame (341), and the shift rod (343) movably engaged in the rotating groove (311).

Images