Flat-top chain wear resistance testing machine
By introducing a simulated friction device and a cooling system into the flat-top chain wear tester, the problem of the inability to accurately simulate actual working conditions and measure wear in existing technologies has been solved, thus achieving accuracy and reliability in flat-top chain wear testing.
Patent Information
- Application Number
- CN202423313027.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Existing flat-top chain abrasion testing machines cannot accurately simulate wear conditions under actual working conditions, and it is difficult to accurately measure the degree of wear and thickness changes, which affects the accuracy and reliability of test results.
A flat-top chain wear resistance testing machine with a simulated friction device and a cooling system was designed. The machine simulates wear under different pressures by being driven by a cylinder, and uses a height sensor to detect thickness changes. Water tank cooling is used to prevent overheating and ensure test accuracy.
It enables accurate simulation of flat-top chain wear and thickness detection, improving the accuracy and reliability of the test and preventing excessive temperature from affecting the test results.
Smart Images
Figure CN223808290U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to chain test technical field, especially a kind of flat top chain wear testing machine. BACKGROUND
[0002] In industrial production, as an important transmission and conveying equipment, flat top chain is composed of chain sheet and pin shaft, the outer end of pin shaft is riveted flange, after wear, the connection strength of chain sheet and pin shaft will be reduced, affect the service life and transmission efficiency of the whole flat top chain. Therefore, wear resistance test of flat top chain is an important link to ensure its quality. In the existing wear testing machine, simple friction wheel is usually used to test the wear of material, but this method often cannot accurately simulate the wear condition under actual working condition, resulting in deviation between test result and actual application. In addition, for the material of flat top chain with special structure, the traditional test method is difficult to accurately measure the wear degree and thickness change. How to improve the accuracy and reliability of flat top chain wear test is the object of research of the skilled in the art. SUMMARY
[0003] The utility model provides a kind of flat top chain wear testing machine with simple structure and convenient operation.
[0004] A kind of flat top chain wear testing machine, including mounting frame, the mounting frame is equipped with control console, the mounting frame is installed with the pulley device of conveying flat top chain, pulley device's belt upper side gap is provided with simulation friction device, the gap between belt and simulation friction device is matched with the thickness of flat top chain;The mounting frame of belt lower side is installed with the water tank of cooling flat top chain. The utility model simulates the wear condition of flat top chain under different pressure by simulation friction device driven by air cylinder, and flat top chain is cooled by water tank, to prevent flat top chain temperature from being too high to affect the accuracy and reliability of detection result.
[0005] The pulley device includes concave channel steel, the concave channel steel is installed with motor spindle driven driving wheel, and the driving wheel is connected with driven wheel by belt. The flat top chain is an endless chain, and the endless chain is connected with the belt on the upper side, and the endless chain is immersed in the water tank on the lower side, the driving wheel driven by motor spindle drives the belt to run, so that the flat top chain adhered to the belt is subjected to wear test by simulation friction device, and the flat top chain continues to rotate under the driving of belt after wear test, and enters the water tank for cooling.
[0006] The simulation friction device comprises a cylinder and two or more rollers, the two or more rollers are connected with a roller mounting support through a rotating shaft, the top of the roller mounting support is connected with a height sensor seat through a screw rod, a height sensor is arranged between the height sensor seat and the roller mounting support, and the cylinder drives the height sensor seat to move up and down through a cylinder top rod. The simulation friction device is provided with the height sensor, so that the wear degree of the thickness of the flat top chain can be detected, and the detection performance of the wear resistance thickness of the flat top chain is further ensured.
[0007] The height of the concave channel steel is controlled by a lifting device, the lifting device comprises a connecting plate integrated with two vertical plates and a horizontal plate, one of the vertical plates is connected with the concave channel steel, and the other vertical plate is connected with a clamping connecting column through four screw rods and a clamping plate, the height of the concave channel steel can be adjusted by adjusting the positions of the connecting plate and the clamping column.
[0008] The concave channel steel is provided with a plurality of reinforcing ribs, so that the concave channel steel and the belt have better stability and carrying capacity.
[0009] By adopting the technical scheme, the flat top chain wear resistance testing machine has the following beneficial effects:
[0010] 1. The cylinder drives the simulation friction device to simulate the wear test of the flat top chain under different pressures, and the height sensor is arranged to detect the wear degree of the thickness of the flat top chain, so that the accuracy of the detection data of the flat top chain is further ensured.
[0011] 2. The water tank mounted on the mounting frame cools the flat top chain, so that the accuracy and reliability of the test results are prevented from being affected by the high temperature of the flat top chain. DRAWINGS
[0012] The utility model will be further described below in combination with the drawings:
[0013] Fig. 1 It is a three-dimensional structure schematic view of the flat top chain wear resistance testing machine.
[0014] Fig. 2 It is a three-dimensional structure schematic view of the flat top chain wear resistance testing machine.
[0015] Fig. 3 It is a three-dimensional structure schematic view of the simulation friction device. PREFERRED EMBODIMENT
[0016] The utility model will be further described below in combination with the drawings: Figs. 1-3The specific embodiments further illustrate the technical solutions of the patent.
[0017] A flat top chain wear testing machine, comprising a mounting frame 1, the mounting frame 1 is provided with a control console 10, and the belt wheel device of the flat top chain installed on the mounting frame 1 is controlled by the control console.
[0018] The upper side gap of the belt wheel device is provided with a simulated friction device, and the gap between the belt and the simulated friction device matches the thickness of the flat top chain; the lower side of the belt is provided with a water tank 9 installed on the mounting frame 1 for cooling the flat top chain. The flat top chain is an endless chain, and the upper side of the endless chain is connected to the belt 6, and the lower side of the endless chain is immersed in the water tank 9 to reduce the high temperature problem of the flat top chain caused by friction.
[0019] As a preferred structure, the simulated friction device comprises a cylinder 22 and two or more rollers 26, the two or more rollers 26 are connected to the roller mounting bracket 25 through the rotating shaft, the top of the roller mounting bracket 25 is connected to the height sensor seat 23 through the screw 27, the height sensor seat 23 is provided between the roller mounting bracket 25, and the height sensor 24 is provided between the height sensor seat 23 and the roller mounting bracket 25, the cylinder 22 drives the height sensor seat 23 to move up and down through the cylinder top rod to test the wear resistance of the flat top chain. The simulated friction device is two or more, and each simulated friction device is supported by the cylinder seat 21 and arranged equidistantly above the belt.
[0020] As a preferred structure, the belt wheel device comprises a concave channel steel 4, the concave channel steel 4 is provided with a driving wheel 7 driven by a motor shaft 2, and the driving wheel 7 is connected to a driven wheel 3 through a belt 6. In order to realize the height adjustment of the concave channel steel, the height of the concave channel steel 4 is controlled by a lifting device, the lifting device comprises a connecting plate 11 integrally formed by two vertical plates and a horizontal plate, one of the vertical plates is connected to the concave channel steel 4, and the other vertical plate is connected to a clamping plate 12 through four screws to clamp a vertical column. In order to realize the stability and carrying capacity of the concave channel steel and the belt, a plurality of reinforcing ribs 5 are arranged in the concave channel steel 4.
[0021] As a preferred structure, the roller mounting bracket 25 is a U-shaped groove structure with the opening downward, the roller 26 is arranged in the middle of the groove body, and the rotating shaft is connected to the two groove arms.
[0022] The above describes the preferred embodiments of the patent in detail, but the patent is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the patent.
Claims
1. A flat-top chain wear tester comprising a mounting frame (1) provided with a control console (10), characterized in that: The installation frame (1) is provided with a pulley device for conveying a flat top chain, and an analog friction device is arranged in the upper gap of the belt of the pulley device, and the gap between the belt and the analog friction device is matched with the thickness of the flat top chain; the installation frame (1) on the lower side of the belt is provided with a water tank (9) for cooling the flat top chain.
2. A flat-bottomed chain wear testing machine according to claim 1, characterized in that: The pulley device comprises a concave channel steel (4), the concave channel steel (4) is provided with a driving wheel (7) driven by a motor spindle (2), and the driving wheel (7) is connected with a driven wheel (3) through a belt (6).
3. A flat-bottomed chain wear testing machine according to claim 1, characterized in that: The flat top chain is an annular chain, the upper side of the annular chain is connected with the belt (6), and the lower side of the annular chain is soaked in the water tank (9).
4. A flat-bottomed chain wear testing machine according to claim 1, characterized in that: The analog friction device comprises a cylinder (22) and two or more rollers (26), the two or more rollers (26) are connected with a roller mounting bracket (25) through a rotating shaft, the top of the roller mounting bracket (25) is connected with a height sensor seat (23) through a screw rod (27), a height sensor (24) is arranged between the height sensor seat (23) and the roller mounting bracket (25), and the cylinder (22) drives the height sensor seat (23) to move up and down through a cylinder top rod.
5. A flat-bottomed chain wear tester according to claim 1, characterized in that: The analog friction device is two or more, and each analog friction device is supported by a cylinder seat (21) and arranged equidistantly above the belt.
6. A flat-bottomed chain wear tester according to claim 4, characterized in that: The roller mounting bracket (25) is a U-shaped groove structure with an opening downward, the roller (26) is arranged in the middle of the groove body, and rotating shafts are arranged on two groove arms.
7. A flat-faced link wear testing machine according to claim 2, characterised in that: The height of the concave channel steel (4) is controlled by a lifting device, the lifting device comprises a connecting plate (11) integrated with two vertical plates and a horizontal plate, one of the vertical plates is connected with the concave channel steel (4), and the other vertical plate is connected with a clamping plate (12) through four screw rods to clamp a stand column.
8. A flat-bottomed chain wear tester according to claim 2, characterized in that: The concave channel steel (4) is provided with a plurality of reinforcing ribs (5).