CN216116677U - Novel spring fatigue test device - Google Patents
Novel spring fatigue test device Download PDFInfo
- Publication number
- CN216116677U CN216116677U CN202120872547.6U CN202120872547U CN216116677U CN 216116677 U CN216116677 U CN 216116677U CN 202120872547 U CN202120872547 U CN 202120872547U CN 216116677 U CN216116677 U CN 216116677U
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- support
- crank
- spring
- box body
- adjusting rod
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Abstract
The utility model provides a novel spring fatigue test device, which comprises a box body, a motor, a rotating rod, a crank, a slide rail, a slide seat, a bracket, an adjusting rod, a first support and a second support, wherein the rotating rod rotates under the driving of the motor, two ends of the crank are respectively connected to the rotating rod and the slide seat in a rotating way, the slide seat moves along the slide rail under the driving of the crank, the first support is arranged on the slide seat, the second support is arranged on the adjusting rod, the first support and the second support are used for respectively clamping two ends of a spring, one end of the spring is stretched by the first support under the movement of the slide seat, the second support connected with the other end of the spring can move along the axial direction of the adjusting rod, in order to guarantee that spring and crank are located the coplanar to prevent that the crank from decomposing in the plane to the pulling force of spring, guarantee the precision of tensile test then, convenience of customers dismantles and installs the spring and improve the test data degree of accuracy on test device.
Description
Technical Field
The utility model relates to the technical field of spring test equipment, in particular to a novel spring fatigue test device.
Background
Springs are typically tested for fatigue strength during the development stage of production by cycling the spring through several cycles to determine its fatigue strength. However, the existing equipment for performing the fatigue test on the spring is complex, the installation and the fixation of the spring cannot be effectively realized, and the fatigue test data of the spring cannot be directly influenced if the accuracy of the installation position of the spring cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
In view of the above, the technical problems to be solved by the present invention are: how to provide a novel spring fatigue test device in order to improve the installation stability of spring on fatigue test device, guarantee spring and crank in same activity plane, prevent that the pulling force that the spring receives from receiving the decomposition, guarantee fatigue test precision.
In order to achieve the purpose, the utility model provides a novel spring fatigue test device, which comprises a box body, a motor, a rotating rod, a crank, a sliding rail, a sliding seat, a bracket, an adjusting rod, a first support and a second support, wherein the motor is arranged on the box body;
the motor is arranged in the box body, the output end of the motor is connected with the rotating rod, the end part of the rotating rod is rotatably connected to the crank, and the other end of the crank is rotatably connected to the sliding seat;
the outer wall of the box body is provided with the slide rail, the slide rail is arranged along the horizontal direction, and the slide seat is connected to the slide rail in a sliding manner and can move along the length direction of the slide rail under the driving of the crank;
the sliding seat is provided with the first support, the box body is provided with the support, the support is provided with the adjusting rod, the adjusting rod is perpendicular to the sliding rail and is arranged along the horizontal direction, the outer wall of the adjusting rod is provided with threads, the second support is in threaded connection with the adjusting rod, and the second support and the first support are respectively used for clamping two ends of a test spring.
Furthermore, a rotating shaft is arranged on the rotating rod, and a rotating hole used for connecting the rotating shaft is formed in the end portion of the crank.
Further, a sliding groove used for containing the sliding rail is arranged on the sliding seat.
Furthermore, a handle is arranged at the top of the box body, and a bottom plate is arranged at the bottom of the box body.
Compared with the prior art, the novel spring fatigue test device provided by the utility model has the beneficial effects that: the bull stick rotates under the drive of motor, articulate both ends rotate respectively and connect on bull stick and slide, the slide removes along the slide rail under articulate drive, set up first support on the slide, the second support sets up on adjusting the pole, realize the centre gripping to the both ends of spring respectively by first support and second support, the one end of spring is stretched by first support under the removal of slide, the second support of the connecting spring other end can be followed the axis direction removal of adjusting the pole, in order to guarantee that spring and crank are located the coplanar, in order to prevent that the crank from decomposing the pulling force of spring in the plane, then guarantee the precision of tensile test, convenience of customers dismantles and installs the spring and improve the test data degree of accuracy on testing arrangement.
Drawings
Fig. 1 is a schematic structural diagram of a novel spring fatigue test device in an embodiment of the utility model.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the present invention provides a novel spring fatigue testing device, which comprises a box 10, a motor (not shown), a rotating rod 21, a crank 22, a sliding rail 23, a sliding seat 24, a bracket 25, an adjusting rod 26, a first support 31 and a second support 32.
The top of the box body 10 is provided with a handle, and the bottom of the box body 10 is provided with a bottom plate. A motor is arranged in the box body 10, the output end of the motor is connected with a rotating rod 21, the end part of the rotating rod 21 is rotatably connected to a crank 22, a rotating shaft is arranged on the rotating rod 21, and a rotating hole used for being connected with the rotating shaft is formed in the end part of the crank 22.
The other end of the crank 22 is rotatably connected to a slide 24.
The outer wall of the box body 10 is provided with a slide rail 23, the slide rail 23 is arranged along the horizontal direction, and the slide seat 24 is provided with a slide groove for accommodating the slide rail 23. The slide 24 is slidably connected to the slide rail 23 and can move along the length direction of the slide rail 23 under the driving of the crank 22.
The sliding base 24 is provided with a first support 31, the box body 10 is provided with a support 25, the support 25 is provided with an adjusting rod 26, the adjusting rod 26 is perpendicular to the sliding rail 23, the adjusting rod 26 is arranged along the horizontal direction, the outer wall of the adjusting rod 26 is provided with threads, the second support 32 is in threaded connection with the adjusting rod 26, the second support 32 and the first support 31 are respectively used for clamping two ends of the test spring, and specifically, the second support 32 and the first support 31 are respectively provided with connecting holes so as to hook two ends of the spring.
The bull stick 21 rotates under the drive of motor, the both ends of crank 22 rotate respectively and connect on bull stick 21 and slide 24, slide 24 moves along slide rail 23 under the drive of crank 22, set up first support 31 on slide 24, second support 32 sets up on adjusting pole 26, realize the centre gripping to the both ends of spring respectively by first support 31 and second support 32, the one end of spring is stretched by first support 31 under the removal of slide 24, the second support 32 of the connecting spring other end can be followed the axis direction removal of adjusting pole 26, in order to guarantee that spring and crank 22 are located the coplanar, in order to prevent that crank 22 from decomposing the pulling force of spring in the plane, guarantee the precision of tensile test then, convenience of customers dismantles and installs the spring and improve the test data degree of accuracy on testing arrangement.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A novel spring fatigue test device is characterized in that a box body, a motor, a rotating rod, a crank, a sliding rail, a sliding seat, a support, an adjusting rod, a first support and a second support are arranged;
the motor is arranged in the box body, the output end of the motor is connected with the rotating rod, the end part of the rotating rod is rotatably connected to the crank, and the other end of the crank is rotatably connected to the sliding seat;
the outer wall of the box body is provided with the slide rail, the slide rail is arranged along the horizontal direction, and the slide seat is connected to the slide rail in a sliding manner and can move along the length direction of the slide rail under the driving of the crank;
the sliding seat is provided with the first support, the box body is provided with the support, the support is provided with the adjusting rod, the adjusting rod is perpendicular to the sliding rail and is arranged along the horizontal direction, the outer wall of the adjusting rod is provided with threads, the second support is in threaded connection with the adjusting rod, and the second support and the first support are respectively used for clamping two ends of a test spring.
2. The novel spring fatigue testing device as claimed in claim 1, wherein a rotating shaft is arranged on the rotating rod, and a rotating hole for connecting the rotating shaft is arranged at the end part of the crank.
3. The novel spring fatigue testing device of claim 1, wherein a sliding groove for accommodating the sliding rail is arranged on the sliding seat.
4. The novel spring fatigue test device as claimed in claim 1, wherein a handle is arranged at the top of the box body, and a bottom plate is arranged at the bottom of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120872547.6U CN216116677U (en) | 2021-04-26 | 2021-04-26 | Novel spring fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120872547.6U CN216116677U (en) | 2021-04-26 | 2021-04-26 | Novel spring fatigue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216116677U true CN216116677U (en) | 2022-03-22 |
Family
ID=80687096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120872547.6U Active CN216116677U (en) | 2021-04-26 | 2021-04-26 | Novel spring fatigue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216116677U (en) |
-
2021
- 2021-04-26 CN CN202120872547.6U patent/CN216116677U/en active Active
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