CN219736799U - Swivel chair spring durability testing machine - Google Patents
Swivel chair spring durability testing machine Download PDFInfo
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- CN219736799U CN219736799U CN202321262552.0U CN202321262552U CN219736799U CN 219736799 U CN219736799 U CN 219736799U CN 202321262552 U CN202321262552 U CN 202321262552U CN 219736799 U CN219736799 U CN 219736799U
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- rod
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- 238000012360 testing method Methods 0.000 title claims abstract description 74
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 244000309464 bull Species 0.000 claims description 4
- 238000005452 bending Methods 0.000 abstract description 9
- 238000002474 experimental method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The utility model relates to the technical field of spring testing, in particular to a revolving chair spring durability testing machine which comprises a bending plate, wherein a testing mechanism is arranged on the inner wall of the bending plate, a motor is fixedly connected to one side of the bending plate, a testing machine main body is fixedly connected to the bottom of the bending plate, a clamping mechanism is arranged on the inner wall of the testing machine main body, and a bottom cylinder is sleeved on the inner wall of the testing machine main body. The motor is used for driving the rotating rod to rotate, the rotating rod drives the cam to rotate, the cam extrudes the idler wheel to move, the idler wheel drives the sliding plate to move, the sliding plate drives the round rod to move downwards, the round rod is matched with the bottom cylinder to extrude and test the springs inside, and the spring endurance testing machine can test a plurality of springs simultaneously, so that the testing efficiency of the spring endurance testing machine is improved.
Description
Technical Field
The utility model relates to the technical field of spring testing, in particular to a revolving chair spring durability testing machine.
Background
In the use process of the rotary seat, the height adjustment and rotation of the seat surface are mainly carried out by virtue of the middle gas spring, the gas spring can play roles of supporting, buffering, height adjustment, angle adjustment and the like, and the spring of the rotary seat needs to be subjected to endurance test by using a testing machine.
For example, the authorization bulletin number CN204286773U is named as a revolving chair gas spring durability testing machine, although the utility model more accurately simulates the actual use environment of a gas spring on a revolving chair, tests the service life of the gas spring to obtain more accurate test results, the existing spring durability testing machine still exists in the use process, the spring to be tested is placed in an anvil cavity, a cylinder is started to work, the cylinder drives a chuck to move during work, the chuck pushes an anvil surface guide rod at the bottom of the anvil surface to move to compress the spring to be tested, and partial data is transmitted to a controller through a sensor in the chuck to detect the current state of the spring.
Disclosure of Invention
The utility model aims to solve the problem that the test efficiency of a durability test machine is low because of the fact that only one spring can be tested at a time due to the fact that the variety of transfer springs is large, and provides a revolving chair spring durability test machine.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a swivel chair spring durability testing machine, includes the bent plate, the inner wall of bent plate is equipped with testing mechanism, one side rigid coupling of bent plate has the motor, the bottom rigid coupling of bent plate has the experiment machine main part, the inner wall of experiment machine main part is equipped with joint mechanism, the inner wall of experiment machine main part has cup jointed a bottom section of thick bamboo.
Preferably, the testing mechanism comprises a rotating rod, a cam, a roller, a sliding plate and a spring;
the outer wall of bull stick and the inner wall rotation of bent plate link to each other, the outer wall of bull stick and the inner wall looks rigid coupling of cam, the outer wall of cam and the outer wall laminating of gyro wheel mutually, the outer wall of gyro wheel rotates with the top of slide and links to each other, the outside of slide and the inner wall slip joint of bent plate, the bottom of slide and the one end looks rigid coupling of spring.
Preferably, one end of the rotating rod is fixedly connected with the output end of the motor, one end of the spring is fixedly connected with the top of the main body of the testing machine, and a round rod is adjacent to the bottom of the sliding plate.
Preferably, the clamping mechanism comprises a threaded rod, a transverse plate, a connecting rod and a sliding block;
the outer wall of threaded rod links to each other with the inner wall rotation of test machine main part, the outer wall of threaded rod and the inner wall screw thread of diaphragm meet, the positive terminal surface of diaphragm links to each other with the one end rotation of connecting rod, the one end of connecting rod links to each other with the positive terminal surface rotation of slider, the outside and the inner wall slip joint of test machine main part of slider.
Preferably, the outer side of the sliding block is clamped with the outer wall of the bottom cylinder.
The durability testing machine for the swivel chair spring provided by the utility model has the beneficial effects that: the motor is used for driving the rotating rod to rotate, the rotating rod drives the cam to rotate, the cam extrudes the idler wheel to move, the idler wheel drives the sliding plate to move, the sliding plate drives the round rod to move downwards, the round rod is matched with the bottom cylinder to extrude and test the springs inside, and the spring endurance testing machine can test a plurality of springs simultaneously, so that the testing efficiency of the spring endurance testing machine is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;
FIG. 3 is a schematic view of the connection structure of the threaded rod, cross plate and connecting rod of FIG. 1;
fig. 4 is a schematic view of the connection structure of the sleeve and the bolt in fig. 1.
In the figure: 1. the testing device comprises a bending plate, 2, a testing mechanism, 201, a rotating rod, 202, a cam, 203, a roller, 204, a sliding plate, 205, a spring, 2a1, a sleeve, 2a2, a bolt, 3, a motor, 4, a testing machine main body, 5, a clamping mechanism, 501, a threaded rod, 502, a transverse plate, 503, a connecting rod, 504, a sliding block, 6, a bottom cylinder, 7 and a round rod.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
referring to fig. 1-4: in this embodiment 1, a swivel chair spring durability test machine, including bent plate 1, the inner wall of bent plate 1 is equipped with testing mechanism 2, and testing mechanism 2 can test a plurality of springs, and one side rigid coupling of bent plate 1 has motor 3, and motor 3's model is selected according to actual demand, satisfies the user demand can, and the bottom rigid coupling of bent plate 1 has experimental machine main part 4, and experimental machine main part 4 is fixed to bent plate 1, and the inner wall of experimental machine main part 4 is equipped with joint mechanism 5, and joint mechanism 5 is fixed to end section of thick bamboo 6, and end section of thick bamboo 6 has been cup jointed to the inner wall of experimental machine main part 4, and experimental machine main part 4 is spacing to end section of thick bamboo 6.
The testing mechanism 2 comprises a rotating rod 201, a cam 202, a roller 203, a sliding plate 204 and a spring 205, wherein the outer wall of the rotating rod 201 is rotationally connected with the inner wall of the bending plate 1, the bending plate 1 limits the rotating rod 201, the outer wall of the rotating rod 201 is fixedly connected with the inner wall of the cam 202, the rotating rod 201 drives the cam 202 to rotate, the outer wall of the cam 202 is attached to the outer wall of the roller 203, the cam 202 extrudes the roller 203 to move, the outer wall of the roller 203 is rotationally connected with the top of the sliding plate 204, the roller 203 drives the sliding plate 204 to move, the outer side of the sliding plate 204 is slidably clamped with the inner wall of the bending plate 1, the bending plate 1 limits the sliding plate 204, the bottom of the sliding plate 204 is fixedly connected with one end of the spring 205, the spring 205 helps the sliding plate 204 to reset, one end of the rotating rod 201 is fixedly connected with the output end of the motor 3, the motor 3 provides power for the rotating rod 201, one end of the spring 205 is fixedly connected with the top of the main body 4 of the testing machine, and the bottom of the sliding plate 204 is adjacent to the round rod 7;
when the motor 3 works, the rotating rod 201 is driven to rotate, the rotating rod 201 drives the cam 202 to rotate, the cam 202 extrudes the roller 203 to move, the roller 203 drives the sliding plate 204 to move, the sliding plate 204 compresses the springs 205, meanwhile, the sliding plate 204 drives the round rod 7 to move downwards, the round rod 7 is matched with the bottom cylinder 6 to extrude and test the springs in the spring endurance testing machine, and the spring endurance testing machine can test a plurality of springs simultaneously, so that the testing efficiency of the spring endurance testing machine is improved.
The clamping mechanism 5 comprises a threaded rod 501, a transverse plate 502, a connecting rod 503 and a sliding block 504, wherein the outer wall of the threaded rod 501 is rotationally connected with the inner wall of the testing machine body 4, the testing machine body 4 is limited to the threaded rod 501, the outer wall of the threaded rod 501 is in threaded connection with the inner wall of the transverse plate 502, the threaded rod 501 drives the transverse plate 502 to move, the positive end face of the transverse plate 502 is rotationally connected with one end of the connecting rod 503, the transverse plate 502 drives the connecting rod 503 to move, one end of the connecting rod 503 is rotationally connected with the positive end face of the sliding block 504, the connecting rod 503 drives the sliding block 504 to move, the outer side of the sliding block 504 is slidably clamped with the inner wall of the testing machine body 4, the testing machine body 4 is limited to the sliding block 504, the outer side of the sliding block 504 is clamped with the outer wall of the bottom cylinder 6, and the sliding block 504 is matched with the testing machine body 4 to fix the bottom cylinder 6.
Working principle:
the spring to be detected is placed into the bottom cylinder 1, an external power supply of the motor 3 is connected, the motor 3 drives the rotating rod 201 to rotate during operation, the rotating rod 201 drives the cam 202 to rotate to squeeze the roller 203, the roller 203 drives the sliding plate 204 to move, the sliding plate 204 compresses the spring 205, meanwhile, the sliding plate 204 drives the round rod 7 to move downwards, the round rod 7 is matched with the bottom cylinder 6 to squeeze and test the spring inside, the spring endurance tester can test a plurality of springs simultaneously, therefore the testing efficiency of the spring endurance tester is improved, a pressure detector is arranged inside the bottom cylinder 6, an alarm can be given when the springs are subjected to large fluctuation of pressure, the bottom cylinder 6 is placed into the tester main body 4, the threaded rod 501 is driven to rotate, the threaded rod 501 drives the transverse plate 502 to move, the sliding block 504 on the connecting rod 503 moves, and the sliding block 504 is matched with the tester main body 4 to fix the bottom cylinder 6 during outward movement, so that the bottom cylinder 6 is convenient to replace.
Example 2:
referring to fig. 4, the present utility model provides a technical solution: the test mechanism 2 of the revolving chair spring durability test machine also comprises a sleeve 2a1 and a bolt 2a2, wherein the outer wall of the sleeve 2a1 is fixedly connected with the inner wall of a sliding plate 204, the sliding plate 204 drives the sleeve 2a1 to move, the inner wall of the sleeve 2a1 is in threaded connection with the outer wall of the bolt 2a2, the sleeve 2a1 limits the bolt 2a2, one end of the bolt 2a2 is attached to the outer wall of a round rod 7, and the bolt 2a2 is matched with the sleeve 2a1 to fix the round rod 7;
the round rod 7 is placed in the sleeve 2a1, the bolt 2a2 is driven to rotate, the bolt 2a2 is matched with the sleeve 2a1 to fix the round rod 7, and the round rod 7 is convenient to replace.
Working principle:
the round rod 7 is placed in the sleeve 2a1, the bolt 2a2 is driven to rotate, the bolt 2a2 is matched with the sleeve 2a1 to fix the round rod 7, and the round rod 7 is convenient to replace.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a swivel chair spring durability test machine, includes bent plate (1), its characterized in that: the inner wall of bent plate (1) is equipped with testing mechanism (2), one side rigid coupling of bent plate (1) has motor (3), the bottom rigid coupling of bent plate (1) has test machine main part (4), the inner wall of test machine main part (4) is equipped with joint mechanism (5), the inner wall of test machine main part (4) has cup jointed end section of thick bamboo (6).
2. The swivel chair spring durability testing machine of claim 1, wherein: the testing mechanism (2) comprises a rotating rod (201), a cam (202), a roller (203), a sliding plate (204) and a spring (205);
the outer wall of bull stick (201) rotates with the inner wall of bent plate (1) and links to each other, the outer wall of bull stick (201) is rigid coupling mutually with the inner wall of cam (202), the outer wall of cam (202) is laminated mutually with the outer wall of gyro wheel (203), the outer wall of gyro wheel (203) rotates with the top of slide (204) and links to each other, the outside of slide (204) is with the inner wall slip joint of bent plate (1), the bottom of slide (204) is rigid coupling mutually with the one end of spring (205).
3. The swivel chair spring durability testing machine of claim 2, wherein: one end of the rotating rod (201) is fixedly connected with the output end of the motor (3), one end of the spring (205) is fixedly connected with the top of the testing machine main body (4), and the bottom of the sliding plate (204) is adjacent to the round rod (7).
4. The swivel chair spring durability testing machine of claim 1, wherein: the clamping mechanism (5) comprises a threaded rod (501), a transverse plate (502), a connecting rod (503) and a sliding block (504);
the outer wall of threaded rod (501) rotates with the inner wall of testing machine main part (4) and links to each other, the outer wall of threaded rod (501) and the inner wall screw thread of diaphragm (502) meet, the positive terminal surface of diaphragm (502) rotates with the one end of connecting rod (503) and links to each other, the one end of connecting rod (503) rotates with the positive terminal surface of slider (504) and links to each other, the outside of slider (504) slides the joint with the inner wall of testing machine main part (4).
5. The swivel chair spring durability testing machine of claim 4 wherein: the outer side of the sliding block (504) is clamped with the outer wall of the bottom cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321262552.0U CN219736799U (en) | 2023-05-24 | 2023-05-24 | Swivel chair spring durability testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321262552.0U CN219736799U (en) | 2023-05-24 | 2023-05-24 | Swivel chair spring durability testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219736799U true CN219736799U (en) | 2023-09-22 |
Family
ID=88032571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321262552.0U Active CN219736799U (en) | 2023-05-24 | 2023-05-24 | Swivel chair spring durability testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219736799U (en) |
-
2023
- 2023-05-24 CN CN202321262552.0U patent/CN219736799U/en active Active
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