Novel torsion test bench

Abstract

The utility model discloses a novel torsion test bench, which belongs to the technical field of test equipment and is characterized in that a support plate, a moving plate, a sample shaft, a speed reducer, a first motor, a driving shaft, a torque sensor, a connecting shaft, a limiting ring, a first connecting plate and a second connecting plate are arranged at the top end of a workbench, and a first through hole is formed in the side surface of the moving plate; the side face of one end of the connecting shaft is fixedly provided with a plurality of round rods, a plurality of clamping rods, a driving mechanism and an annular sliding groove. A plurality of second through holes are formed in the side face of the first connecting plate, a plurality of connecting rods are fixed to the side face of the second connecting plate, clamping grooves are formed in the side faces of the other ends of the connecting rods, a first circular ring and a second circular ring are fixed to the side face of the connecting shaft, and a plurality of screws are connected to the side face of the first circular ring through a plurality of bearings; the bottom end of the second circular ring is connected with a plurality of driving rods through a plurality of first connecting blocks, one end of each clamping rod is provided with a circular groove, and the first circular ring is provided with a groove; by using the test bed, the sample shaft is simple and efficient to disassemble and assemble, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of testing equipment, in particular to a novel torsion test bench. Background Art

[0002] There is a great demand for torsional testing in the market, such as torsional fatigue, static torsion, torsional impact and other tests on shafts. The existing torsional test bench is not simple and efficient enough for disassembly and assembly of sample shafts, which affects its work efficiency. Therefore, it is urgent to design a new torsional test bench to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a novel torsion test bench to solve the problem that the existing torsion test bench is not simple and efficient enough in disassembling and assembling the sample shaft, thereby affecting its working efficiency.

[0004] In order to solve the above technical problems, the utility model provides a novel torsion test bench, comprising a workbench, a support plate and a movable plate are provided at the top of the workbench and a reducer is installed, a first motor is fixed to the top of the support plate through two support blocks, an output end of the motor is connected to the reducer through a drive shaft, a torque sensor is fixed to the side of the movable plate through a support seat and a first through hole is opened, a limit ring is fixed to the side of the torque sensor, and a connecting shaft is further installed on the other side of the reducer, one end of the connecting shaft is fixed with a first connecting plate and a plurality of evenly distributed round rods are fixed to the side of one end thereof and a plurality of clamping rods corresponding to the round rods are provided, one end of the sample shaft is fixed with a second connecting plate, and the other end passes through the first through hole and is located in the limit ring;

[0005] The first connecting plate has a plurality of second through holes on the side surface of the first connecting plate, and a plurality of connecting rods are fixed on the side surface of the second connecting plate, and the connecting rods are the same in number and correspond to the second through holes. The other end of the connecting rod passes through the second through hole and a slot is also opened on the side surface of the connecting shaft. A first ring is fixed on the side surface of the connecting shaft and a second ring is provided. A plurality of bearings are fixed on the side surface of the first ring, and a plurality of screws are connected to the bearings. A first gear is fixed on the side surfaces of the plurality of screws and is threadedly connected to the second ring. A plurality of first connecting blocks are fixed on the bottom end of the second ring, and the first connecting block is movably connected to the driving rod through the first rotating shaft; a plurality of the card rods have a circular groove on one end and the other end is located in the slot, and a second connecting block is fixed on the side surface, and the other end of the circular rod is located in the circular groove, and the second connecting block is movably connected to the other end of the driving rod through the second rotating shaft;

[0006] The side surface of the connecting shaft is provided with an annular sliding groove and a driving mechanism, and the first circular ring is also provided with a groove.

[0007] Optionally, the driving mechanism includes a third ring and a second motor, the third ring is located in the annular groove and its outer arc is fixed with several racks that are meshed with several of the first gears, the second motor is installed in the groove and its output end is connected to a second gear that is meshed with several of the racks.

[0008] Optionally, two guide rods are provided at the top of the workbench, both ends of the two guide rods are fixedly connected to the workbench through fixed blocks, straight rods are fixed on both sides of the bottom end of the movable plate, and the other end of the straight rods is fixed with a guide tube that is slidably connected to the guide rods.

[0009] Optionally, a fixing screw is further connected to the side of the guide tube.

[0010] Optionally, a limit block is fixed to the other end of the screw.

[0011] Optionally, two mounting blocks are fixed on both sides of the support plate, and the mounting blocks are connected to the workbench via mounting screws.

[0012] In a novel torsion test bench provided by the present invention, a support plate and a movable plate are provided at the top of the workbench and a reducer is installed. A first motor is fixed to the top of the support plate through two support blocks, and its output end is connected to the reducer through a drive shaft. A torque sensor is fixed to the side of the movable plate through a support seat and a first through hole is opened. A limiting ring is fixed to the side of the torque sensor, and a connecting shaft is also installed on the other side of the reducer. A first connecting plate is fixed to one end of the connecting shaft and a plurality of round rods are fixed to the side of one end thereof and a plurality of clamping rods are provided. A second connecting plate is fixed to one end of the sample shaft; the side of the first connecting plate is opened There are several second through holes, several connecting rods are fixed on the side of the second connecting plate, and a groove is provided on the side of the other end of the connecting rod. A first ring is fixed on the side of the connecting shaft and a second ring is provided. The side of the first ring is connected to several screws through several bearings, and the sides of several screws are fixed with first gears. The bottom end of the second ring is connected to several driving rods through several first connecting blocks, and one end of several of the clamping rods is provided with a circular groove, the side of the connecting shaft is provided with an annular groove and a driving mechanism, and the first ring is also provided with a groove; using this test bench, the disassembly and assembly of the sample shaft is simple and efficient, thereby improving its work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic structural diagram of a novel torsion test bench provided by the utility model;

[0014] Figure 2 yes Figure 1 Enlarged view of middle B;

[0015] Figure 3This is a top view of the new torsion test bench provided by the utility model;

[0016] Figure 4 yes Figure 3 Middle AA section view;

[0017] Figure 5 yes Figure 4 Enlarged view of C in the middle. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a central component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are intended only to describe specific embodiments and are not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0021] The utility model provides a new type of torsion test bench, the structure of which is as follows: Figures 1 to 5As shown, it includes a workbench 1 and a sample shaft 7. A support plate 2 and a movable plate 8 are provided at the top of the workbench 1 and a reducer 6 is installed. A first motor 4 is fixed to the top of the support plate 2 through two support blocks 3, and its output end is connected to the reducer 6 through a drive shaft 5. A torque sensor 10 is fixed to the side of the movable plate 8 through a support seat 9 and is provided with a first through hole 12. A limit ring 11 is fixed to the side of the torque sensor 10, and a connecting shaft 13 is also installed on the other side of the reducer 6. A first connecting plate 15 is fixed at one end of the connecting shaft 13, and a number of evenly distributed round rods 27 are fixed to the side of one end thereof and a number of clamping rods 28 corresponding to the round rods 27 are provided. A second connecting plate 14 is fixed at one end of the sample shaft 7, and the other end passes through the first through hole 12 and is located in the limit ring 11; a number of second through holes 16 are provided on the side of the first connecting plate 15, and a number of connecting rods 17 are fixed on the side of the second connecting plate 14. The number of connecting rods 17 and the number of second through holes 16 are The same and one-to-one correspondence, the other end of which passes through the second through hole 16 and a slot 29 is also opened on its side. A first ring 18 is fixed to the side of the connecting shaft 13 and a second ring 19 is provided. Several bearings 20 are fixed to the side of the first ring 18. Several bearings 20 are connected to screws 21. Several screws 21 are fixed on the sides of the first gears 22 and are threadedly connected to the second ring 19. Several first connecting blocks 24 are fixed to the bottom end of the second ring 19. The first connecting block 24 is movably connected to the driving rod 26 through the first rotating shaft 25. One end of the several clamping rods 28 has a circular groove 30, and the other end is located in the slot 29. A second connecting block 31 is fixed on the side. The other end of the round rod 27 is located in the circular groove 30. The second connecting block 31 is movably connected to the other end of the driving rod 26 through the second rotating shaft 32. An annular groove 33 is opened on the side of the connecting shaft 13 and a driving mechanism is provided. The first ring 18 also has a groove 36. The new torsion test bench can be used to disassemble and assemble the sample shaft 7 simply and efficiently, which can improve its working efficiency.

[0022] Specifically, the driving mechanism includes a third ring 34 and a second motor 37. The third ring 34 is located in the annular groove 33 and its outer arc is fixed with a plurality of racks 35 that are engaged with the plurality of first gears 22. The second motor 37 is installed in the groove 36 and its output end is connected to a second gear 38 that is engaged with the plurality of racks 35. The second gear 38 is driven by the output end of the second motor 37 to engage with the plurality of racks 35. At this time, the plurality of racks 35 are engaged with the plurality of first gears 22 to rotate the plurality of screws 21 and drive the second ring 19 to drive one end of the plurality of drive rods 26 to move. Finally, the other ends of the plurality of drive rods 26 drive the clamping rod 28 into the clamping groove 29 to fix the sample shaft 7.

[0023] Furthermore, two guide rods 41 are provided at the top of the workbench 1. Both ends of the two guide rods 41 are fixedly connected to the workbench 1 through fixed blocks 40. Straight rods 42 are fixed on both sides of the bottom end of the movable plate 8. The other end of the straight rods 42 is fixed with a guide tube 43 that is slidably connected to the guide rods 41, so that the movable plate 8 always moves horizontally.

[0024] Furthermore, a fixing screw 44 is connected to the side of the guide tube 43 for fixing the movable plate 8 .

[0025] Furthermore, a limit block 39 is fixed to the other end of the screw rod 21 to prevent the screw rod 21 from being disconnected from the second ring 19 .

[0026] Furthermore, two mounting blocks 45 are fixed on both sides of the support plate 2 . The mounting blocks 45 are connected to the workbench 1 via mounting screws 46 for mounting the support plate 2 .

[0027] The working principle of the present invention is as follows: when the sample shaft 7 is installed, first, the connecting rods 17 at one end of the sample shaft 7 are passed through the second through hole 16 in a one-to-one correspondence, and the other end is located in the limiting ring 11. Then, the second motor 37 is started, and its output end drives the second gear 38 to mesh with the plurality of racks 35 for transmission. At this time, the plurality of racks 35 are meshed with the plurality of first gears 22 for transmission, so that the plurality of screws 21 rotate and drive the second ring 19 to drive one end of the plurality of drive rods 26 to move. Finally, the other ends of the plurality of drive rods 26 are all engaged. The card rod 28 is driven into the card slot 29 to install and fix the sample shaft 7; when the twisting is completed, the second motor 37 is started again, and its output end drives the second gear 38 to engage with the plurality of racks 35 in the opposite direction. At this time, the plurality of racks 35 engage with the plurality of first gears 22 in the opposite direction to make the plurality of screws 21 rotate in the opposite direction and drive the second ring 19 to drive one end of the plurality of drive rods 26 to move in the opposite direction. Finally, the other ends of the plurality of drive rods 26 drive the card rod 28 to disengage from the card slot 29 to remove the sample shaft 7.

[0028] The above description is only a description of the preferred embodiment of the present invention and does not limit the scope of the present invention. Any changes and modifications made by ordinary technicians in the field of the present invention based on the above disclosure shall fall within the scope of protection of the claims.

Claims

1. A novel torsion test bench, comprising a workbench (1) and a sample shaft (7), characterized in that: The top of the workbench (1) is provided with a support plate (2) and a movable plate (8) and is equipped with a reducer (6); the top of the support plate (2) is fixed with a first motor (4) through two support blocks (3); the output end of the first motor is connected to the reducer (6) through a drive shaft (5); the side of the movable plate (8) is fixed with a torque sensor (10) through a support seat (9) and is provided with a first through hole (12); the side of the torque sensor (10) is fixed with a limit ring (11); the other side of the reducer (6) is also equipped with a connecting shaft (13); one end of the connecting shaft (13) is fixed with a first connecting plate (15) and the side of one end is also fixed with a plurality of evenly distributed round rods (27) and is provided with a plurality of clamping rods (28) corresponding to the round rods (27); one end of the sample shaft (7) is fixed with a second connecting plate (14), and the other end passes through the first through hole (12) and is located in the limit ring (11); The side of the first connecting plate (15) is provided with a plurality of second through holes (16), and the side of the second connecting plate (14) is fixed with a plurality of connecting rods (17). The number of the connecting rods (17) is the same as that of the second through holes (16) and they correspond one to one. The other end of the connecting rod passes through the second through hole (16) and a slot (29) is also provided on the side of the connecting shaft (13). A first ring (18) is fixed to the side of the connecting shaft (13) and a second ring (19) is provided. A plurality of bearings (20) are fixed to the side of the first ring (18), and a plurality of the bearings (20) are connected to screw rods (21), and the sides of the plurality of the screw rods (21) are A first gear (22) is fixed and is threadedly connected to the second circular ring (19); a plurality of first connecting blocks (24) are fixed to the bottom end of the second circular ring (19); the first connecting block (24) is movably connected to the driving rod (26) through a first rotating shaft (25); a plurality of the clamping rods (28) have a circular groove (30) at one end, and the other end is located in the clamping groove (29); a second connecting block (31) is fixed on the side, the other end of the circular rod (27) is located in the circular groove (30), and the second connecting block (31) is movably connected to the other end of the driving rod (26) through a second rotating shaft (32); The side surface of the connecting shaft (13) is provided with an annular sliding groove (33) and a driving mechanism, and the first circular ring (18) is also provided with a groove (36).

2. The novel torsion test bench according to claim 1, characterized in that: The driving mechanism includes a third ring (34) and a second motor (37). The third ring (34) is located in the annular chute (33) and a plurality of racks (35) meshing with the plurality of first gears (22) are fixed on its outer arc. The second motor (37) is installed in the groove (36) and an output end thereof is connected to a second gear (38) meshing with the plurality of racks (35).

3. The novel torsion test bench according to claim 1, characterized in that: Two guide rods (41) are further provided at the top of the workbench (1), both ends of the two guide rods (41) are fixedly connected to the workbench (1) via fixed blocks (40), and straight rods (42) are fixed on both sides of the bottom end of the movable plate (8), and the other ends of the straight rods (42) are fixed with guide tubes (43) that are slidably connected to the guide rods (41).

4. The novel torsion test bench according to claim 3, characterized in that: The side of the guide tube (43) is also connected with a fixing screw (44).

5. The novel torsion test bench according to claim 1, characterized in that: A limiting block (39) is fixed to the other end of the screw rod (21).

6. The novel torsion test bench according to claim 1, characterized in that: Two mounting blocks (45) are fixed on both sides of the support plate (2), and the mounting blocks (45) are connected to the workbench (1) via mounting screws (46).

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