Fatigue testing device for industrial belt

Abstract

The utility model discloses a fatigue test device for an industrial belt, which comprises a test board, a test panel and a belt wheel assembly, the test panel is vertically arranged on the surface of the test board, the belt wheel assembly is arranged on the front side of the test panel, and the belt wheel assembly comprises a driving belt wheel, a driven belt wheel and a tensioning wheel. A loader, a power mechanism and a tension adjusting mechanism are installed on the back face of the testing panel, the loader is in transmission connection with the driven belt wheel, the power mechanism is in transmission connection with the driving belt wheel, the tension adjusting mechanism is in transmission connection with the tensioning wheel, and an environment box is movably installed on the front face of the testing panel and can cover the outer side of the belt wheel assembly in a sealed mode. According to the utility model, the belt to be tested is installed through the belt wheel assembly on the test panel, the belt to be tested can be driven by the belt wheel assembly to continuously transmit, the environment box and the tension adjusting mechanism are designed, and the belt is tested by simulating real working conditions through the structure, so that the tested data are more accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to a belt quality inspection technical field more specifically, relate to a kind of fatigue testing device for industrial belt. BACKGROUND

[0002] Industrial belt is installed on the transmission medium of industrial equipment, to form the power transmission between pulley. Fatigue strength is one of the important projects of industrial belt quality inspection, fatigue strength determines the service life of industrial belt, and the fatigue strength test equipment of the existing belt of enterprise only solves the continuous transmission problem of belt (the existing equipment of enterprise uses, such as patent No. CN201921320199.0 a kind of belt fatigue testing device), and the existing equipment cannot simulate the actual belt use working condition (industrial belt is mostly operated in high temperature, closed environment), which makes the data of belt quality detection and actual use data exist certain deviation, in view of the above situation, enterprise needs to improve the fatigue strength test equipment to meet the demand of accurate quality inspection. UTILITY MODEL CONTENT

[0003] The utility model aims at solving the demand of above-mentioned prior art, provide a kind of fatigue testing device for industrial belt, the utility model is installed by pulley assembly on test panel, and the belt driven under the pulley assembly can continuously drive, the utility model designs environment box and tension adjusting mechanism, and the data measured is more accurate by the above structure simulation actual working condition to belt test.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A kind of fatigue testing device for industrial belt, including test table, test panel and pulley assembly, the test panel is installed on the table top of test table vertically, the pulley assembly is installed on the front of test panel, the pulley assembly includes driving pulley, passive pulley and tension pulley, the driving pulley, passive pulley and tension pulley are distributed in three points, the driving pulley, passive pulley and tension pulley are driven and installed with the belt to be measured, load ware, power mechanism and tension adjusting mechanism are installed on the back of test panel, the load ware is drivingly connected passive pulley, the power mechanism is drivingly connected driving pulley, the tension adjusting mechanism is drivingly connected tension pulley, environment box is movably installed on the front of test panel, the environment box can be attached with test panel, so that environment box enclosed cover is installed on the outside of pulley assembly.

[0006] Further, the power mechanism comprises a motor, a first wheel seat and a power belt, the output end of the motor is fixedly connected with a first power pulley, a rotating shaft is penetratingly and rotatably installed on the first wheel seat, one end of the rotating shaft is connected with a second power pulley, the first power pulley and the second power pulley are drivingly connected through the power belt, the other end of the rotating shaft extends through the test panel and is fixedly connected with a driving pulley.

[0007] Further, the power mechanism further comprises a lifting adjuster, the first wheel seat is drivingly connected with the lifting adjuster, the lifting adjuster comprises a vertical plate, slide rails and a screw rod, the vertical plate is vertically installed on the tabletop of the test table, two slide rails are arranged in parallel and are fixedly connected to the plate surface of the vertical plate, the slide rails are vertically installed, the first wheel seat is slidingly installed on the two slide rails, the top of the vertical plate is connected with a cross beam, the screw rod is installed between the two slide rails, the screw rod is rotatably installed, the first wheel seat is threadedly connected with the screw rod, the top of the screw rod extends upward after penetrating through the cross beam and is connected with a power-assisted hand wheel.

[0008] Further, a first long groove is formed on the test panel, the rotating shaft is penetratingly installed in the first long groove, and the first long groove is formed according to the movement track of the driving pulley.

[0009] Further, the tension adjusting mechanism comprises guide rods, a second wheel seat, a plate seat, a first connecting rod and a second connecting rod, two guide rods are transversely installed and arranged in parallel in an up-down direction, the two guide rods are fixedly connected to the back surface of the test panel, the second wheel seat is movably penetratingly installed on the two guide rods, the tension pulley is rotatably connected to the second wheel seat, the plate seat is fixedly installed on the tabletop of the test table, a triangular plate is rotatably installed on the plate seat, the triangular plate comprises a first corner point, a second corner point and a third corner point, the triangular plate is rotatably connected to the plate seat through the first corner point, a rod seat is connected to the side surface of the second wheel seat, one end of the first connecting rod is movably connected to the second corner point, the other end of the first connecting rod is movably connected to the rod seat, one end of the second connecting rod is movably connected to the third corner point, the other end of the second connecting rod naturally hangs down and is connected with a tray, and a counterweight is installed on the tray.

[0010] Further, a second long groove is formed on the test panel, the shaft head of the tension pulley penetrates through the second long groove, and the second long groove is formed according to the movement track of the tension pulley.

[0011] Further, a cavity which is open on one side is arranged in the environmental box, the environmental box is laterally reversely connected with the test panel, the reverse movement of the environmental box can make the open end of the environmental box abut against the test panel, and an electric heating element is installed in the cavity.

[0012] Further, a controller is installed on the side of the test panel.

[0013] The utility model discloses a beneficial effect is:

[0014] 1. The utility model discloses a testing panel on the pulley assembly to install the belt to be measured, and the belt to be measured can continuously drive under the driving of the pulley assembly, satisfies the demand of long -time continuous operation, the utility model discloses the environment box, and the environment box cover is installed on the outside of the belt to be measured, and the environment box can form high temperature, closed environment to the belt to be measured, to simulate the real working condition to test the belt.

[0015] 2. The utility model discloses a driving pulley with adjustable position function, to adapt to the quality inspection test demand of different length specifications of the belt.

[0016] 3. The utility model discloses the tension adjusting mechanism to the tension pulley, and the required tension can be adjusted through the tension adjusting mechanism, so that the equipment can simulate different installation tension conditions to test the belt. DRAWINGS

[0017] Figure 1 It is the front view structural drawing of a kind of fatigue testing device for industrial belt in the embodiment;

[0018] Figure 2 It is the top view structural drawing of a kind of fatigue testing device for industrial belt in the embodiment;

[0019] Figure 3 It is the front view structural drawing of testing panel in the embodiment;

[0020] Figure 4 It is the top view transmission structural drawing of power mechanism in the embodiment;

[0021] Figure 5 It is the front view structural drawing of lifting adjuster in the embodiment;

[0022] Figure 6 It is the transmission structural drawing of tension adjusting mechanism in the embodiment.

[0023] Drawing reference: test table 1, testing panel 2, first long groove 21, second long groove 22, pulley assembly 3, driving pulley 31, passive pulley 32, tension pulley 33, load 4, power mechanism 5, motor 51, first power pulley 511, first wheel seat 52, rotating shaft 521, second power pulley 522, power belt 53, lifting adjuster 54, vertical plate 541, slide rail 542, crossbeam 543, screw rod 544, power hand wheel 545, tension adjusting mechanism 6, guide rod 61, second wheel seat 62, rod seat 621, plate seat 63, triangular plate 64, first angle point 641, second angle point 642, third angle point 643, first connecting rod 65, second connecting rod 66, tray 67, counterweight 68, environment box 7, cavity 71, electric heating element 72, controller 8, belt to be measured 100. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] like Figures 1-6 The illustrated fatigue testing device for industrial belts includes a test platform 1, a test panel 2, and a pulley assembly 3. The test platform 1 is fixedly installed on the ground, and the test panel 2 is vertically installed on the platform of the test platform 1. The pulley assembly 3 is installed on the front of the test panel 2. The pulley assembly 3 includes a driving pulley 31, a driven pulley 32, and a tension pulley 33, which are distributed at three points. The belt to be tested 100 is driven and mounted on the driving pulley 31, driven pulley 32, and tension pulley 33. The back of the test panel 2 is equipped with... The device comprises a load cell 4, a power mechanism 5, and a tension adjustment mechanism 6. The load cell 4 is connected to the driven pulley 32. The load cell 4 uses a commercially available torque loader; this is existing technology, and its specific structure will not be described in detail. The load cell 4, connected to the driven pulley 32, creates transmission resistance on the tested belt 100 to simulate real-world operating conditions (in actual industrial belt use, the driven pulley 32 also experiences load resistance). The power mechanism 5 is connected to the driving pulley 31, driving the driving pulley 31 to rotate. The belt under test 100 is rotated. The tension adjustment mechanism 6 is connected to the tensioning wheel 33. The tension adjustment mechanism 6 can adjust the tension of the tensioning wheel 33. In actual installation and use of industrial belts, the tension will be different depending on the scenario requirements and the skill level of the workers. This is to meet the testing requirements under simulated actual working conditions. An environmental chamber 7 is movably installed on the front of the test panel 2. The environmental chamber 7 and the test panel 2 are connected by a side-flipping connection similar to an opening door. The environmental chamber 7 has a cavity 71 with one side open. The flipping movement of the environmental chamber 7 The open end of the environmental chamber 7 can be fitted to the test panel 2. The closed cover of the environmental chamber 7 is installed on the outside of the pulley assembly 3. The pulley assembly 3 is exactly inside the closed cavity 71. The cavity 71 is equipped with an electric heating element 72. That is to say, the belt under test 100 runs and is tested in the closed environmental chamber 7. This internal environment can be heated (by the electric heating element 72). The above design can simulate the operation of the belt under test 100 in a high temperature and closed environment. This utility model fully simulates the actual use conditions, making the fatigue strength test data of the belt more accurate.

[0026] like Figure 4As shown, the power mechanism 5 comprises a motor 51, a first wheel seat 52 and a power belt 53, the motor 51 is installed on the table top of the test bench 1, the output end of the motor 51 is fixedly connected with a first power pulley 511, a rotating shaft 521 is through-penetratingly and rotatably installed on the first wheel seat 52, one end of the rotating shaft 521 is connected with a second power pulley 522, the first power pulley 511 and the second power pulley 522 are drivingly connected through the power belt 53, the other end of the rotating shaft 521 extends through the test panel 2 and is fixedly connected with the driving pulley 31, the rotation of the rotating shaft 521 is realized through the driving cooperation of the first power pulley 511, the second power pulley 522 and the power belt 53 after the motor 51 is started, and then the power is finally transmitted to the driving pulley 31 to drive the continuous operation of the belt 100 to be tested.

[0027] Since the belt has different length specifications, in order to adapt to the detection of belts with different lengths, the utility model needs to design the driving pulley 31 to be movable (the driven pulley 32 is rotatably installed on the panel surface of the test panel 2 and cannot be adjusted), as shown in Figure 4 and Figure 5 As shown, the power mechanism 5 further comprises a lifting adjuster 54, the first wheel seat 52 is drivingly connected to the lifting adjuster 54, the lifting adjuster 54 can control the installation height of the first wheel seat 52 to realize the installation height adjustment of the driving pulley 31, the lifting adjuster 54 comprises a vertical plate 541, slide rails 542 and a screw rod 544, the vertical plate 541 is vertically installed on the table top of the test bench 1, the two slide rails 542 are parallelly arranged and fixedly connected to the panel surface of the vertical plate 541, the slide rails 542 are vertically installed, the first wheel seat 52 is slidingly installed on the two slide rails 542, the slide rails 542 play a movement guiding role of the first wheel seat 52, the first wheel seat 52 can only move along the length direction of the slide rails 542, that is, vertically ascend and descend, the top of the vertical plate 541 is connected with a cross beam 543, the screw rod 544 is installed between the two slide rails 542, the screw rod 544 is rotatably installed, the first wheel seat 52 is threadedly connected with the screw rod 544, the top of the screw rod 544 extends upward after penetrating through the cross beam 543 and is connected with a power-assisted hand wheel 545, the rotation of the screw rod 544 can be driven by twisting the power-assisted hand wheel 545, due to the limitation of the slide rails 542, at this time, the first wheel seat 52 can only be driven by the screw rod 544 to ascend and descend, the ascending and descending movement of the first wheel seat 52 can form the installation height adjustment of the driving pulley 31 to adapt to belts with different lengths, the fatigue test device installed by the enterprise can test industrial belts with length specifications of 300-1200 mm, as shown in Figure 3 As shown, the test panel 2 is provided with a first long groove 21, the rotating shaft 521 is through-penetratingly installed in the first long groove 21, the first long groove 21 is arranged corresponding to the movement track of the driving pulley 31, the length of the first long groove 21 covers the adjustment stroke of the driving pulley 31, the first long groove 21 is designed to avoid the height adjustment of the driving pulley 31 from being interfered.

[0028] As shown in Figure 2And Figure 6 As shown in the figure, the tension adjusting mechanism 6 comprises guide rods 61, a second wheel seat 62, a plate seat 63, a first connecting rod 65 and a second connecting rod 66. The two guide rods 61 are transversely mounted and arranged in parallel from top to bottom, and are fixedly connected to the back of the test panel 2. The second wheel seat 62 is movably connected to the two guide rods 61. Under the action of force, the second wheel seat 62 can move along the length direction of the guide rods 61. The tension wheel 33 is rotatably connected to the second wheel seat 62. The shaft head of the tension wheel 33 penetrates through the back of the test panel 2 and is rotatably connected to the front of the second wheel seat 62. The tension wheel 33 can move with the second wheel seat 62 to achieve the tensioning effect. The tension wheel 33 is in close contact with the inner side of the belt of the belt to be tested 100, forming an inner expansion type tensioning effect. The plate seat 63 is fixedly mounted on the table top of the test bench 1. The triangular plate 64 is rotatably mounted on the plate seat 63. The triangular plate 64 comprises a first corner point 641, a second corner point 642 and a third corner point 643. The triangular plate 64 is rotatably connected to the plate seat 63 through the first corner point 641. The second wheel seat 62 is connected with a rod seat 621 on the side. One end of the first connecting rod 65 is movably connected to the second corner point 642. The other end of the first connecting rod 65 is movably connected to the rod seat 621. One end of the second connecting rod 66 is movably connected to the third corner point 643. The other end of the second connecting rod 66 is naturally downward and connected with the tray 67. The counterweight 68 is mounted on the tray 67. The counterweight 68 brings downward pulling force to the second connecting rod 66, so that the triangular plate 64 rotates, and then the force is transmitted to the second wheel seat 62 through the first connecting rod 65 to realize the movement of the second wheel seat 62 along the length direction of the guide rod 61, until the tension wheel 33 tensions the belt to be tested 100. The weight of the counterweight 68 determines the tensioning force of the tension wheel 33. The weight of the counterweight 68 is selected according to the actual working condition. Generally, 2-3 groups of tensioning force are selected for testing. The fatigue test time of the belt to be tested 100 is not less than 10 hours each time. After testing, the environmental box 7 is first turned over to expose the belt to be tested 100 for cooling, and then removed and replaced. Figure 3 As shown in the figure, the second long groove 22 is formed on the test panel 2. Since the tension wheel 33 is on the front of the test panel 2 and the second wheel seat 62 is on the back of the test panel 2, the shaft head of the tension wheel 33 needs to penetrate through the second long groove 22 for installation. The second long groove 22 is formed corresponding to the movement track of the tension wheel 33. The length of the second long groove 22 covers the adjusting stroke of the tension wheel 33. The second long groove 22 is formed to avoid interference with the tensioning adjustment of the tension wheel 33.

[0029] As shown in the figure, Figure 1 And Figure 2 As shown in the figure, the controller 8 is mounted on the side of the test panel 2. The controller 8 is used for line connection of all electrical equipment. The controller 8 is provided with a display screen and buttons. The controller 8 is used to control the opening of the electrical equipment. The display screen can display the temperature of the environmental box 7, the test time and other data, so that the workers can know the real-time data.

[0030] The above merely describes preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solution falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A fatigue testing device for industrial belts, characterized in that, The utility model provides a test platform, including test platform (1), test panel (2) and pulley assembly (3), test panel (2) is installed on the mesa of test platform (1) vertically, pulley assembly (3) is installed on the front of test panel (2), pulley assembly (3) includes driving pulley (31), passive pulley (32) and tension pulley (33), driving pulley (31), passive pulley (32) and tension pulley (33) are three point distribution, driving pulley (31), passive pulley (32) and tension pulley (33) are driven installation measured belt (100), test panel (2) back surface is installed with load ware (4), power mechanism (5) and tension adjusting mechanism (6), load ware (4) is connected with passive pulley (32) transmission, power mechanism (5) is connected with driving pulley (31) transmission, tension adjusting mechanism (6) is connected with tension pulley (33) transmission, test panel (2) front surface activity installs environmental box (7), environmental box (7) can be attached with test panel (2), so that environmental box (7) enclosed cover is installed on the outside of pulley assembly (3).

2. The fatigue testing device for industrial belts according to claim 1, characterized in that, The power mechanism (5) includes motor (51), first wheel seat (52) and power belt (53), the output end of motor (51) is fixedly connected with first power pulley (511), the through shaft (521) is rotatably installed on the first wheel seat (52), one end of the through shaft (521) is connected with the second power pulley (522), the first power pulley (511) and the second power pulley (522) are transmissionally connected by the power belt (53), the other end of the through shaft (521) extends through the test panel (2) and is fixedly connected with the driving pulley (31).

3. The fatigue testing device for industrial belts according to claim 2, characterized in that, The power mechanism (5) further includes a lifting adjuster (54), the first wheel seat (52) is transmissionally connected to the lifting adjuster (54), the lifting adjuster (54) includes a vertical plate (541), two slide rails (542) and a screw rod (544), the vertical plate (541) is vertically installed on the mesa of the test platform (1), the two slide rails (542) are fixedly connected to the plate surface of the vertical plate (541) and are arranged in parallel, the slide rails (542) are vertically installed, the first wheel seat (52) is slidably installed on the two slide rails (542), the vertical plate (541) is connected with a cross beam (543) at the top, the screw rod (544) is installed between the two slide rails (542), the screw rod (544) is rotatably installed, the first wheel seat (52) is threadedly connected with the screw rod (544), and the screw rod (544) extends upward after penetrating through the cross beam (543) and is connected with a power-assisted hand wheel (545) at the top.

4. The fatigue testing device for industrial belts according to claim 2, characterized in that, A first long slot (21) is formed in the test panel (2), the through shaft (521) is arranged in the first long slot (21), and the first long slot (21) is formed according to the movement track of the driving pulley (31).

5. The fatigue testing device for industrial belts according to claim 1, characterized in that, The tension adjusting mechanism (6) comprises guide rods (61), a second wheel seat (62), a plate seat (63), a first connecting rod (65) and a second connecting rod (66), the two guide rods (61) are transversely installed and arranged in parallel from top to bottom, the two guide rods (61) are fixedly connected to the back of the test panel (2), the second wheel seat (62) is movably arranged on the two guide rods (61), the tension wheel (33) is rotatably connected to the second wheel seat (62), the plate seat (63) is fixedly installed on the table top of the test table (1), a triangular plate (64) is rotatably installed on the plate seat (63), the triangular plate (64) comprises a first corner point (641), a second corner point (642) and a third corner point (643), the triangular plate (64) is rotatably connected to the plate seat (63) through the first corner point (641), the second wheel seat (62) is connected with a rod seat (621) on the side, one end of the first connecting rod (65) is movably connected to the second corner point (642), the other end of the first connecting rod (65) is movably connected to the rod seat (621), one end of the second connecting rod (66) is movably connected to the third corner point (643), the other end of the second connecting rod (66) is naturally downwardly connected with a tray (67), and the tray (67) is installed with a counterweight (68).

6. The fatigue testing device for industrial belts according to claim 1, characterized in that, The test panel (2) is provided with a second long groove (22), the shaft head of the tension wheel (33) penetrates through the second long groove (22), and the second long groove (22) is arranged according to the movement track of the tension wheel (33).

7. The fatigue testing device for industrial belts according to claim 1, characterized in that, The environmental box (7) is internally provided with a one-side open cavity (71), the environmental box (7) is laterally and reversibly connected with the test panel (2), the environmental box (7) can be reversely moved to make the open end of the environmental box (7) adhere to the test panel (2), and the cavity (71) is internally installed with an electric heating element (72).

8. The fatigue testing device for industrial belts according to claim 1, characterized in that, The test panel (2) is provided with a controller (8) on the side.

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