Shoe sole bending fatigue testing device
By introducing a control system for lifting electric rods and medium electric rods into the sole bending fatigue testing device, bending testing of different sizes and different parts is achieved, the problems of poor applicability and low testing accuracy of existing devices are solved, and the testing accuracy and application scope of the device are improved.
Patent Information
- Application Number
- CN202421761908.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-24
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-07-24
AI Technical Summary
The existing sole bending fatigue testing device can only conduct one-way testing on soles of the same model and size. It has poor applicability and low test accuracy. It is impossible to conduct bending tests on different parts, which are very limited.
By adjusting the lifting electric rod to change the height of the top pressure plate, adapt to soles of different sizes, and test the bending fatigue value of different parts through the clamping position of the top pressure plate. The stretching degree of the pushing push plate is used to accurately control the bending fatigue test degree, and realize double-sided bending fatigue testing.
It improves the test accuracy, expands the application scope and practicality of the device, reduces the limitations of the device, and can more accurately evaluate the bending fatigue performance of the sole.
Smart Images
Figure CN222913366U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fatigue testing devices, and particularly relates to a sole bending fatigue testing device. Background Art
[0002] The sole is one of the important components of shoes. It wraps the human foot part with materials such as rubber and synthetic plastics to play roles such as protecting the foot, keeping warm, waterproofing, anti-slip, and shock absorption. The material, structure, and other factors of the sole directly affect the overall quality of the shoes. In the market, according to the needs of different environmental sites, various shoe styles are designed by changing the material and structure of the sole. When the sole leaves the factory, it is necessary to conduct a bending fatigue test on the sole to check whether the sole is qualified.
[0003] In the existing sole bending fatigue testing device, it can only test the sole of the same model and size in a single direction, resulting in poor applicability of the device. Moreover, when testing, the bending strength cannot be accurately grasped, resulting in poor test accuracy, and the bending test cannot be carried out on different parts of the sole, with great limitations of the device. Content of the Utility Model
[0004] The purpose of the utility model is to provide a sole bending fatigue testing device, which can change the height of the top pressing plate by adjusting the lifting electric rod, and then can conduct a bending test on soles of different sizes. It can also clamp different positions of the sole by the top pressing plate, so as to test the bending fatigue values of different positions, and accurately control the degree of bending fatigue test according to the telescopic degree of the push plate pushed by the electric rods on both sides for double-sided bending fatigue test, thereby improving the test accuracy of the device, as well as the applicable range and practicability of the device, and reducing the limitations of the device.
[0005] To achieve the above purpose, a sole bending fatigue testing device is provided, including: a workbench, a side plate is fixedly connected to the top of the workbench, sliding grooves are arranged on the left and right side walls of the side plate, the number of the sliding grooves is multiple and symmetrically distributed on the side plate, a scale is fixedly connected to the front side wall of the front side plate, and bending components are arranged on the left and right sides of the side plate;
[0006] The bending assembly includes a moving block, a slider, a top electric rod, a top pressing plate, a spring, a bottom plate, a middle electric rod, a pushing plate and a lifting electric rod. The moving block is in a "C" shape. A slider is fixedly connected to the left side wall of the moving block. The number of sliders is two and they are symmetrically distributed on the moving block. A top electric rod is fixedly connected to the concave surface of the moving block. A top pressing plate is fixedly connected to the left side wall of the top electric rod. A spring is fixedly connected to the bottom of the moving block. The bottom of the spring is fixedly connected to the bottom plate. A middle electric rod is fixedly connected to the left side wall of the bottom plate. A pushing plate is fixedly connected to the left side wall of the middle electric rod. A lifting electric rod is fixedly connected to the bottom of the bottom plate. The bottom of the lifting electric rod is fixedly connected to the workbench.
[0007] A fixing assembly is fixedly arranged on the top of the workbench. The fixing assembly includes a fixing plate, a bottom electric rod and a bottom pressing plate. The bottom of the fixing plate is fixedly connected to the workbench. A bottom electric rod is fixedly connected to the left side wall of the fixing plate. A bottom pressing plate is fixedly connected to the left side wall of the bottom electric rod.
[0008] According to the described sole bending fatigue test device, a counter is fixedly connected to the top of the workbench. A plurality of support columns are fixedly connected to the four corner positions at the bottom of the workbench. The counter is located on the right side of the side plate and is electrically connected to the middle electric rod.
[0009] According to the described sole bending fatigue test device, the number of both the bending assembly and the fixing assembly is two, and they are symmetrically distributed on the left and right sides of the side plate.
[0010] According to the described sole bending fatigue test device, the two fixing assemblies are located between the two lifting electric rods.
[0011] According to the described sole bending fatigue test device, the top pressing plate, the pushing plate and the bottom pressing plate are all located between the two side plates.
[0012] According to the described sole bending fatigue test device, the slider is located inside the chute.
[0013] The beneficial effects of the above solution: By setting the side plate, the chute, the scale, the moving block, the slider, the top electric rod, the top pressing plate, the spring, the bottom plate, the middle electric rod, the pushing plate, the lifting electric rod, the fixing plate, the bottom electric rod, the bottom pressing plate and the counter, the height of the top pressing plate can be changed by adjusting the lifting electric rod, and thus the bending test can be carried out on soles of different sizes. Moreover, the top pressing plate can clamp different positions of the sole, so as to test the bending fatigue values of different positions, and accurately control the degree of the bending fatigue test according to the telescopic degree of the pushing plate pushed by the middle electric rods on both sides for double-sided bending fatigue test, thereby improving the test accuracy of the device, as well as the applicable range and practicality of the device, and reducing the limitations of the device.
[0014] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The present utility model will be further described below in conjunction with the drawings and embodiments;
[0016] Figure 1 It is the front view of a sole bending fatigue test device of the present utility model;
[0017] Figure 2 It is the structural diagram of the bending component of a sole bending fatigue test device of the present utility model;
[0018] Figure 3 It is the structural diagram of the fixing component of a sole bending fatigue test device of the present utility model;
[0019] Figure 4 It is the sectional view of a sole bending fatigue test device of the present utility model.
[0020] Legend description:
[0021] 1. Workbench; 2. Side plate; 3. Slide groove; 4. Scale; 5. Bending component; 501. Moving block; 502. Slide block; 503. Top electric rod; 504. Top pressing plate; 505. Spring; 506. Bottom plate; 507. Middle electric rod; 508. Pushing plate; 509. Lifting electric rod; 6. Fixing component; 601. Fixing plate; 602. Bottom electric rod; 603. Bottom pressing plate; 7. Counter; 8. Support pillar. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0022] This part will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the drawings. The role of the drawings is to supplement the description of the text part of the specification, enabling people to visually and vividly understand each technical feature and the overall technical solution of the present utility model, but it cannot be understood as a limitation on the protection scope of the present utility model.
[0023] Referring to Figures 1-4 , an embodiment of a sole bending fatigue test device of the present utility model includes: a workbench 1, a side plate 2 is fixedly connected to the top of the workbench 1, slide grooves 3 are provided on the left and right side walls of the side plate 2, the number of the slide grooves 3 is multiple and symmetrically distributed on the side plate 2, and a scale 4 is fixedly connected to the front side wall of the front side plate 2 for determining the telescopic degree of the middle electric rod 507 and the clamping position of the top pressing plate 504, and bending components 5 are arranged on the left and right of the side plate 2.
[0024] The bending assembly 5 includes a moving block 501, a sliding block 502, a top electric rod 503, a top pressing plate 504, a spring 505, a bottom plate 506, a middle electric rod 507, a pushing plate 508 and a lifting electric rod 509. The moving block 501 is in a "C" shape. A sliding block 502 is fixedly connected to the left side wall of the moving block 501. The number of sliding blocks 502 is set to two and they are symmetrically distributed on the moving block 501. The sliding block 502 is located inside the sliding groove 3. The concave surface of the moving block 501 is fixedly connected to the top electric rod 503. A top pressing plate 504 is fixedly connected to the left side wall of the top electric rod 503. A spring 505 is fixedly connected to the bottom of the moving block 501. The bottom of the spring 505 is fixedly connected to the bottom plate 506. A middle electric rod 507 is fixedly connected to the left side wall of the bottom plate 506. A pushing plate 508 is fixedly connected to the left side wall of the middle electric rod 507. A lifting electric rod 509 is fixedly connected to the bottom of the bottom plate 506. The bottom of the lifting electric rod 509 is fixedly connected to the workbench 1.
[0025] A fixing assembly 6 is fixedly arranged on the top of the workbench 1. The fixing assembly 6 includes a fixing plate 601, a bottom electric rod 602 and a bottom pressing plate 603. The bottom of the fixing plate 601 is fixedly connected to the workbench 1. A bottom electric rod 602 is fixedly connected to the left side wall of the fixing plate 601. A bottom pressing plate 603 is fixedly connected to the left side wall of the bottom electric rod 602. The top pressing plate 504, the pushing plate 508 and the bottom pressing plate 603 are all located between the two side plates 2.
[0026] A counter 7 is fixedly connected to the top of the workbench 1. A plurality of struts 8 are fixedly connected to the four corner positions at the bottom of the workbench 1. The counter 7 is located on the right side of the side plate 2 and is electrically connected to the middle electric rod 507 for counting the number of telescopic times of the middle electric rod 507. The number of the bending assemblies 5 and the fixing assemblies 6 is both set to two and they are symmetrically distributed on the left and right sides of the side plate 2. The two fixing assemblies 6 are located between the two lifting electric rods 509.
[0027] Working principle: Place the bottom of the sole between two bottom pressing plates 603 and the top of the sole between two top pressing plates 504. Start the bottom electric rod 602 and the top electric rod 503 to clamp the sole. Observe the position of the top pressing plate 504 on the scale 4 at this time. Start the middle electric rods 507 on both sides to push the push plate 508 to push the two sides of the sole alternately, causing the sole to bend. At this time, the moving block 501 moves down along the sliding groove 3, and the maximum downward displacement of the top pressing plate 504 can be recorded. After the middle electric rod 507 retracts, the moving block 501 moves upward under the action of the spring 505. The middle electric rods 507 on both sides alternately push, so as to complete the two-way test of the sole. The counter 7 records the telescopic times of the middle electric rod 507 to determine the bending times of the sole. It is also possible to change the telescopic degree of the lifting electric rod 509 to change the clamping position of the top pressing plate 504, so as to conduct the bending fatigue test on soles of different sizes and different positions of the sole.
[0028] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art to which it pertains, various changes can be made without departing from the gist of the present utility model.
Claims
1. A sole bending fatigue testing device, comprising: A workbench (1), characterized in that a side panel (2) is fixedly connected to the top of the workbench (1), a slide groove (3) is arranged on the left and right side walls of the side panel (2), a plurality of slide grooves (3) are arranged and symmetrically distributed on the side panel (2), a scale (4) is fixedly connected to the front side wall of the side panel (2), and bending components (5) are arranged on the left and right sides of the side panel (2); The bending assembly (5) comprises a moving block (501), a slider (502), a top electric rod (503), a top pressure plate (504), a spring (505), a bottom plate (506), a middle electric rod (507), a push plate (508) and a lifting electric rod (509); the moving block (501) is in a "C" shape; a slider (502) is fixedly connected to the left side wall of the moving block (501); two sliders (502) are provided and are symmetrically distributed on the moving block (501); a top electric rod (503) is fixedly connected to the concave surface of the moving block (501); 3), a top pressure plate (504) is fixedly connected to the left side wall of the top electric rod (503), a spring (505) is fixedly connected to the bottom of the moving block (501), a bottom of the spring (505) is fixedly connected to a bottom plate (506), a middle electric rod (507) is fixedly connected to the left side wall of the bottom plate (506), a push plate (508) is fixedly connected to the left side wall of the middle electric rod (507), a lifting electric rod (509) is fixedly connected to the bottom of the bottom plate (506), and the bottom of the lifting electric rod (509) is fixedly connected to the workbench (1); A fixing assembly (6) is fixedly arranged on the top of the workbench (1), and the fixing assembly (6) comprises a fixing plate (601), a bottom electric rod (602) and a bottom pressure plate (603); the bottom of the fixing plate (601) is fixedly connected to the workbench (1); the bottom electric rod (602) is fixedly connected to the left side wall of the fixing plate (601); and the bottom pressure plate (603) is fixedly connected to the left side wall of the bottom electric rod (602).
2. A sole bending fatigue testing device according to claim 1, characterized in that: A counter (7) is fixedly connected to the top of the workbench (1), and a plurality of pillars (8) are fixedly connected to the four corners of the bottom of the workbench (1). The counter (7) is located on the right side of the side panel (2) and is electrically connected to the middle electric rod (507).
3. A sole bending fatigue testing device according to claim 1, characterized in that: The number of the bending components (5) and the fixing components (6) is two, and they are symmetrically distributed on the left and right sides of the side plate (2).
4. A sole bending fatigue testing device according to claim 1, characterized in that: The two fixing components (6) are located between the two lifting electric rods (509).
5. The sole bending fatigue testing device according to claim 1, characterized in that: The top pressure plate (504), the push plate (508) and the bottom pressure plate (603) are all located between the two side plates (2).
6. A sole bending fatigue testing device according to claim 3, characterized in that: The sliding block (502) is located inside the sliding groove (3).