Steering engine torque measuring device

Abstract

The utility model relates to the technical field of electric steering engines, and particularly discloses a steering engine torque measuring device. The device comprises a rack, the rack is provided with a steering engine, a measuring mechanism, a moving mechanism and a mounting seat, two ends of the measuring mechanism are respectively connected with a torsion bar, one end of the measuring mechanism is connected with the output end of the steering engine to measure the torque of the steering engine, and the moving mechanism changes the relative distance between the two ends of the measuring mechanism. Two ends of the measuring mechanism are respectively provided with a first adjusting mechanism and a second adjusting mechanism which are correspondingly adjusted according to the specification of the torsion bar, and the mounting seat is used for mounting a steering engine so as to adjust the position of the mounting seat according to the specification of the steering engine. The moving mechanism is installed between the measuring mechanism and the rack, the torsion bar adjusts the distance between the two ends of the measuring mechanism, corresponding torque measurement is carried out under the torsion bars of different lengths, and the first adjusting mechanism and the second adjusting mechanism are installed at the two ends of the measuring mechanism respectively. The torsion bars of different specifications can be fixed on the measuring mechanism according to the different specifications of the torsion bars, and corresponding torque measurement can be carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of electric steering gears, in particular to a steering gear torque measuring device. Background Art

[0002] The servo torque measuring device is a device for measuring the output torque of the servo. The servo is a device that can adjust its output position or angle according to a control signal. It is often used to control the movement of robots, model airplanes, remote control vehicles and other equipment. The servo torque measuring device is very important for designing and testing the performance of the servo. By measuring the torque output by the servo, its performance, stability and response speed can be evaluated to ensure its reliability and accuracy in various applications. A Chinese patent (publication number CN219551737U) discloses a servo efficiency tester. The distance between the output end of the servo of the same model and the dynamic torque sensor is different. Therefore, by providing a moving component, the mounting table can be moved relative to the test component, so that the output end of the servo is moved toward the dynamic torque sensor, so that the dynamic torque sensor and the output end of the servo are tightly installed. However, it cannot adapt to torsion bars of different specifications and cannot complete the measurement of the servo torque under torsion bars of different specifications. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the purpose of the utility model is to provide a steering gear torque measuring device to improve the applicability of the steering gear torque measuring device.

[0004] The technical solution adopted by the utility model is:

[0005] A steering gear torque measuring device comprises a frame, on which a steering gear, a measuring mechanism, a moving mechanism and a mounting seat are arranged, two ends of the measuring mechanism are respectively connected to a torsion bar, one end of the measuring mechanism is connected to the output end of the steering gear to measure the torque of the steering gear, the moving mechanism is arranged between the measuring mechanism and the frame, and changes the relative distance between the two ends of the measuring mechanism, two ends of the measuring mechanism are respectively provided with a first adjustment mechanism and a second adjustment mechanism, which are adjusted accordingly according to the specifications of the torsion bar, the mounting seat is used to install the steering gear, the mounting seat is movably connected to the frame, and is used to adjust the position of the mounting seat according to the specifications of the steering gear.

[0006] Optionally, a first through hole and a second through hole are provided at the top and bottom of the rack, a back plate is vertically arranged on the rack, one end of the back plate is connected to the edge of the top of the rack near the first through hole, and the other end of the back plate passes through the second through hole and extends downward.

[0007] Optionally, the moving mechanism includes a fixed plate and a sliding plate, the fixed plate is arranged parallel to the back plate, the back plate is provided with a sliding groove, the sliding plate is provided with a sliding part adapted to the sliding groove, and the sliding plate is slidably connected to the fixed plate.

[0008] Optionally, a screw rod parallel to the sliding groove is provided on the sliding plate, the screw rod and the sliding plate are screwed together, first supports are provided at both ends of the screw rod respectively, the two first supports are provided on the back plate, the two ends of the screw rod are rotatably connected to the two first supports respectively, a motor is provided on the frame, and the output shaft of the motor is connected to one end of the screw rod.

[0009] Optionally, the measuring mechanism includes a second support and a third support, the second support is arranged at one end of the back plate close to the second through hole, the third support is arranged on the sliding plate, the second support is provided with a first measuring cylinder, the end of the first measuring cylinder close to the second support is provided with a connecting plate, a connecting member is provided between the connecting plate and the second support, the connecting member is rotatably connected to the second support, the end of the connecting member away from the connecting plate is connected to the output end of the servo, the third support is provided with a second measuring cylinder, one end of the torsion bar extends into the first measuring cylinder and abuts against the connecting plate, the other end of the torsion bar extends into or passes through the second measuring cylinder, an angle sensor is provided in the first measuring cylinder, and a distance sensor is provided in the second measuring cylinder.

[0010] Optionally, the first adjustment mechanism includes two first L-shaped blocks, the two first L-shaped blocks are arranged in the first measuring cylinder, and one end with an angle is respectively abutted against the torsion bar, and two first adjustment members are arranged outside the first measuring cylinder, one end of the two first adjustment members respectively penetrates the outer wall of the first measuring cylinder and is respectively rotatably connected to the two first L-shaped blocks, and the two first adjustment members are respectively screwed to the outer wall of the first measuring cylinder.

[0011] Optionally, the second adjustment mechanism includes two second L-shaped blocks, the two second L-shaped blocks are arranged in the second measuring cylinder, and one end with an angle is respectively abutted against the torsion bar, and two second adjustment members are arranged outside the second measuring cylinder, one end of the two second adjustment members respectively penetrates the outer wall of the second measuring cylinder and is respectively rotatably connected to the two second L-shaped blocks, and the two second adjustment members are respectively screwed to the outer wall of the second measuring cylinder.

[0012] Optionally, the mounting base includes an L-shaped plate, one of the L-shaped plates is perpendicular to one end of the back plate near the second through hole, the servo is arranged on a plate parallel to the L-shaped plate and the back plate, two screw holes are arranged on one end of the back plate near the second through hole, and two sliding holes are arranged on a plate perpendicular to the L-shaped plate and the back plate, and the projections of the two sliding holes on the back plate overlap with the two screw holes respectively, an adjusting bolt is arranged in the sliding hole, one end of the adjusting bolt passes through the screw hole and abuts against the L-shaped plate at the edge of the sliding hole, and the adjusting bolt is threadedly connected to the screw hole.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model is installed on a frame through a measuring mechanism, and the two ends of the measuring mechanism are respectively connected to torsion bars, and one end of the measuring mechanism is connected to the output shaft of the steering gear, and the torque of the steering gear is measured after the connection; the moving mechanism is installed between the measuring mechanism and the frame to adjust the distance between the two ends of the measuring mechanism according to the torsion bar, and the corresponding torque is measured under torsion bars of different lengths. The first adjustment mechanism and the second adjustment mechanism are respectively installed at the two ends of the measuring mechanism to fix torsion bars of different specifications on the measuring mechanism under different specifications of the torsion bar, so as to measure the corresponding torque; the mounting seat is used to install the steering gear on the frame, and the corresponding specifications are different under different steering gears. The mounting seat is used to adjust the position between the frame and the steering gear, so that the output shaft of the steering gear can be aligned with one end connected to the measuring mechanism, and the torque of the steering gear is measured after the connection;

[0015] 2. The utility model also uses the first adjusting mechanism to screw the first measuring cylinder with the first adjusting member when the torsion bar extends into the first measuring cylinder, so as to change the distance between the pair of first L-shaped blocks and the torsion bar, and make the two plates of the first L-shaped block clamp the torsion bar, so as to fix the torsion bar in the first measuring cylinder; and the second adjusting mechanism uses the first adjusting member to screw the second measuring cylinder when the torsion bar extends into the second measuring cylinder, so as to change the distance between the pair of second L-shaped blocks and the torsion bar, and make the two plates of the second L-shaped block clamp the torsion bar, so as to fix the torsion bar in the second measuring cylinder, so as to measure the torsion bars under different specifications;

[0016] 3. The utility model also adjusts the relative position of the servo and the frame to keep the output shaft of the servo correspondingly connected to the connecting piece when facing servos of different specifications, so that a pair of screw holes and the sliding hole on the back plate overlap, the adjusting bolt passes through the sliding hole and is screwed to the screw hole, and the limiting end of the adjusting bolt abuts against the L-shaped plate around the sliding hole, thereby forming a fixed position for the L-shaped plate. When adjustment is needed, the relative position of the screw hole and the sliding hole is adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the general assembly of the utility model;

[0018] Figure 2 This is a schematic diagram of the installation of the sliding structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation of the second L-shaped block structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the installation of the first L-shaped block structure of the utility model.

[0021] The numbers and names in the figure correspond to each other as follows: 1. frame; 2. torsion bar; 3. servo; 4. first through hole; 5. second through hole; 6. back plate; 7. fixed plate; 8. sliding plate; 9. screw; 10. first support; 11. motor; 12. second support; 13. third support; 14. first measuring cylinder; 15. connecting plate; 16. connecting piece; 17. second measuring cylinder; 18. first L-shaped block; 19. first adjusting piece; 20. second L-shaped block; 21. second adjusting piece; 22. L-shaped plate; 23. sliding hole; 24. adjusting bolt. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 , the utility model provides a technical solution:

[0024] A steering gear torque measuring device comprises a frame 1, a measuring mechanism, a moving mechanism, a first adjusting mechanism, a second adjusting mechanism and a mounting seat, wherein the frame 1 provides support for the entire device, a steering gear 3 is arranged at one end of the frame 1, and the steering gear 3 is installed and replaced at one end of the frame 1, the measuring mechanism is arranged on the frame 1, and the two ends of the measuring mechanism are respectively connected to a torsion bar 2, and the connection method can be a clamping method, one end of the measuring mechanism is connected to the output shaft of the steering gear 3, and the torque of the steering gear 3 is measured after the connection, and the moving mechanism is installed between the measuring mechanism and the frame 1 to adjust and measure according to the torsion bar 2 The distance between the two ends of the mechanism is measured, and the corresponding torque is measured under the torsion bars 2 of different lengths. The first adjusting mechanism and the second adjusting mechanism are respectively arranged at the two ends of the measuring mechanism. The torsion bars 2 of different specifications are fixed on the measuring mechanism and the corresponding torque is measured. The mounting seat is used to mount the servo 3 on the frame 1. The mounting seat is movably connected to the frame 1. Under different servos 3, the corresponding specifications are also different. The mounting seat is used to adjust the position between the frame 1 and the servo 3 so that the output shaft of the servo 3 can be aligned with the end connected to the measuring mechanism. After connection, the torque of the servo 3 is measured.

[0025] A first through hole 4 and a second through hole 5 are provided at the top and bottom of the frame 1, and a back plate 6 is vertically arranged on the frame 1, one end of the back plate 6 is connected to the edge of the top of the frame 1 near the first through hole 4, and the other end of the back plate 6 passes through the second through hole 5 and extends downward. The first through hole 4 and the second through hole 5 at the top and bottom of the frame 1 extend the measurable distance on the frame 1 and can adapt to the extension of the longer torsion bar 2. The back plate 6 is vertically arranged on the frame 1, and its connection can be a bolt connection. One end of the back plate 6 is connected to the top of the frame 1, and the other end passes through the second through hole 5 and extends downward, which is convenient for installing the servo 3 on the back plate 6 near the second through hole 5, and convenient for replacing servo 3 of different specifications.

[0026] The moving mechanism includes a fixed plate 7 and a sliding plate 8. The fixed plate 7 is arranged in parallel on the back plate 6. The back plate 6 is provided with a sliding groove. The sliding plate 8 is provided with a sliding part adapted to the sliding groove. The fixed plate 7 and the sliding plate 8 are slidingly connected through the sliding groove and the sliding part. The sliding plate 8 and the fixed plate 7 are slidingly connected, which is convenient for adjusting the position of the sliding plate 8 relative to the fixed plate 7 according to the length of the torsion bar 2, so that the measuring mechanism can conveniently select the length of the torsion bar 2 to be measured and measure the torque of the torsion bar 2 at different lengths.

[0027] A screw 9 parallel to the sliding groove is provided on the sliding plate 8, and the screw 9 and the sliding plate 8 are screwed together. First supports 10 are respectively provided at both ends of the screw 9, and the first supports 10 are respectively provided on the back plate 6. The two ends of the screw 9 are respectively rotatably connected to the first supports 10. A motor 11 is provided on the frame 1 near the first through hole 4, and the output shaft of the motor 11 is connected to the screw 9. The fixed plate 7 and the sliding plate 8 are rotated by the motor 11, driving the screw 9 to change the position of the sliding plate 8 on the fixed plate 7, thereby realizing the position adjustment. The motor 11 is commercially available, and the output shaft of the motor 11 is connected to the screw 9 through a coupling. The first support 10 and the back plate 6 can be bolted.

[0028] The measuring mechanism includes a second support 12 and a third support 13. The second support 12 is arranged at one end of the back plate 6 close to the second through hole 5. The third support 13 is arranged on the sliding plate 8. A first measuring cylinder 14 is arranged on the second support 12. A connecting plate 15 is arranged at one end of the first measuring cylinder 14 close to the second support 12. A connecting member 16 is arranged between the connecting plate 15 and the second support 12. The connecting member 16 and the second support 12 are rotatably connected. The end of the connecting member 16 away from the connecting plate 15 is used to connect the output end of the servo 3. A second measuring cylinder 17 is arranged on the third support 13. One end of the torsion bar 2 extends into the first measuring cylinder 14 and abuts against the connecting plate 15. The other end of the torsion bar 2 extends into or passes through the second measuring cylinder 17. An angle sensor is arranged in the first measuring cylinder 14. A distance sensor is arranged in the second measuring cylinder 17. There are It can be a bolt connection. The first measuring cylinder 14 on the second support 12 is rotatably connected to the second support 12 through a connecting piece 16 connected to the connecting plate 15. The connecting piece 16 can be a coupling. The coupling and the connecting plate 15 can be clamped or bolted. The other end of the connecting piece 16 is connected to the output shaft of the servo 3. The connecting piece 16 is a coupling, which is used to connect the output shaft of the servo 3. The space formed by the connecting plate 15 and the first measuring cylinder 14 is used to extend one end of the torsion bar 2, and the torsion bar 2 abuts against the connecting plate 15. After being extended, the torsion bar 2 remains fixed inside. The other end of the torsion bar 2 extends into or passes through the second measuring cylinder 17. The length of the torsion bar 2 between the first measuring cylinder 14 and the second measuring cylinder 17 is the measuring length of the torque of the torsion bar 2. The distance to the connecting plate 15 of the first measuring cylinder 14 is obtained by the distance sensor on the second support 12, and the current length of the torsion bar 2 is obtained.

[0029] When the length of the torsion bar 2 changes, the stiffness of the torsion bar 2 changes. The angle sensor is installed inside the first measuring cylinder 14 to measure the rotation angle of the first measuring cylinder 14, which is the rotation angle of the torsion bar 2. The angle sensor and the distance sensor are both commercially available and are externally connected to a processor and a control device. The corresponding length and rotation angle of the torsion bar 2 are obtained after calculation. The torque is the product of the stiffness of the torsion bar 2 and the rotation angle. The torque of the corresponding length under the current specification is obtained. By replacing the torsion bar 2 with different specifications and lengths, the torque of the current servo 3 is measured accordingly.

[0030] The first adjusting mechanism includes two first L-shaped blocks 18, which are arranged in the first measuring cylinder 14, and one end of the two first L-shaped blocks 18 with an angle respectively abuts the torsion bar 2, and two first adjusting members 19 are arranged outside the first measuring cylinder 14, one end of the two first adjusting members 19 respectively penetrates the outer wall of the first measuring cylinder 14 and is rotatably connected to the first L-shaped blocks 18, and the two first adjusting members 19 are respectively screwed with the outer wall of the first measuring cylinder 14. When the torsion bar 2 extends into the first measuring cylinder 14, the first adjusting mechanism uses the first adjusting member 19 to screw the first measuring cylinder 14 to change the distance between the two first L-shaped blocks 18 and the torsion bar 2, and makes the two plates of the first L-shaped block 18 clamp the torsion bar 2, fix the torsion bar 2 in the first measuring cylinder 14, and measure the torsion bar 2 under different specifications. The first rotating block can be set at one end where the first adjusting member 19 and the first L-shaped block 18 are rotated to be connected, and a first limiting groove is set on the first L-shaped block 18 to prevent the first adjusting member 19 and the first L-shaped block 18 from being separated.

[0031] The second adjusting mechanism includes a second L-shaped block 20, and the second L-shaped block 20 is provided with an end thereof which is in the second measuring cylinder 17 and has an angle therewith, respectively, butting against the torsion bar 2. A pair of second adjusting members 21 are provided outside the second measuring cylinder 17, and one end of the second adjusting member 21 respectively penetrates through the outer wall of the second measuring cylinder 17 and is rotatably connected to the second L-shaped block 20. The second adjusting members 21 are respectively screwed to the outer wall of the second measuring cylinder 17. When the torsion bar 2 extends into the second measuring cylinder 17, the second adjusting mechanism uses the first adjusting member 19 to screw the second measuring cylinder 17, changes the distance between the pair of second L-shaped blocks 20 and the torsion bar 2, and makes the two plates of the second L-shaped block 20 clamp the torsion bar 2, fixes the torsion bar 2 in the second measuring cylinder 17, and performs measurement of the torsion bar 2 under different specifications. A second rotating block can be provided at one end when the second adjusting member 21 and the second L-shaped block 20 are rotated to be connected, and a second limiting groove is provided on the second L-shaped block 20, so as to keep the second adjusting member 21 and the second L-shaped block 20 from being separated.

[0032] The shape of the transverse cross-section of the torsion bar 2 is square, the shape of the first measuring cylinder 14 and the shape of the second measuring cylinder 17 are circular, the first adjusting member 19 is arranged on the central axis of the first measuring cylinder 14, and the second adjusting member 19 is arranged on the central axis of the second measuring cylinder 17. After a large number of comparative calculations on spring bars of various shapes such as cylindrical and rectangular shapes, the torsion bar 2 is set, and it is concluded that the square and rectangular torsion bars 2 are more suitable for the measurement of the torque of the torsion bar 2. In this application, a square spring bar is selected. When the shape of the first measuring cylinder 14 and the second measuring cylinder 17 is circular, the first adjusting member 19 and the second adjusting member 21 are respectively installed on the corresponding central axis, so that when facing torsion bars 2 of different specifications, they can all be kept in the center position in the first measuring cylinder 14 and the second measuring cylinder 17. After being clamped by the first L-shaped block 18 and the second L-shaped block 20, the torsion bar 2 can be subjected to uniform force and the measured data can be more accurate.

[0033] The mounting seat includes an L-shaped plate 22, one plate of the L-shaped plate 22 is perpendicular to one end of the back plate 6 close to the second through hole 5, the servo 3 is arranged on a plate parallel to the L-shaped plate 22 and the back plate 6, a pair of screw holes are arranged on one end of the back plate 6 close to the second through hole 5, a pair of sliding holes 23 are arranged on a plate perpendicular to the L-shaped plate 22 and the back plate 6, the projections of the sliding holes 23 on the back plate 6 overlap with the screw holes respectively, and adjusting bolts 24 are arranged in the sliding holes 23, and the two adjusting bolts 24 are respectively screwed to the screw holes and abut against the L-shaped plate 22 at the edge of the sliding hole 23.

[0034] When facing the servos 3 of different specifications, in order to keep the output shaft of the servo 3 and the connecting piece 16 correspondingly connected, the relative position of the servo 3 and the frame 1 is adjusted, and a pair of screw holes on the back plate 6 overlap with the sliding hole 23, and the adjusting bolt 24 passes through the sliding hole 23 and is screwed to the screw hole, and the limiting end of the adjusting bolt 24 abuts against the L-shaped plate 22 around the sliding hole 23, forming a fixed position for the L-shaped plate 22. When adjustment is needed, the relative position of the screw hole and the sliding hole 23, and the bolt connection between the servo 3 and the L-shaped plate 22.

[0035] Finally, it should be noted that the above are only preferred examples of the utility model and are not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A steering gear torque measuring device, comprising a frame (1), characterized in that: The frame (1) is provided with a steering gear (3), a measuring mechanism, a moving mechanism and a mounting seat. The two ends of the measuring mechanism are respectively connected to the torsion bar (2). One end of the measuring mechanism is connected to the output end of the steering gear (3) to measure the torque of the steering gear (3). The moving mechanism is arranged between the measuring mechanism and the frame (1) to change the relative distance between the two ends of the measuring mechanism. The two ends of the measuring mechanism are respectively provided with a first adjustment mechanism and a second adjustment mechanism to perform corresponding adjustment according to the specifications of the torsion bar (2). The mounting seat is used to install the steering gear (3). The mounting seat is movably connected to the frame (1) to adjust the position of the mounting seat according to the specifications of the steering gear (3).

2. A steering gear torque measuring device according to claim 1, characterized in that: The top and bottom of the frame (1) are provided with a first through hole (4) and a second through hole (5); a back plate (6) is vertically arranged on the frame (1); one end of the back plate (6) is connected to the edge of the top of the frame (1) close to the first through hole (4); the other end of the back plate (6) passes through the second through hole (5) and extends downward.

3. A steering gear torque measuring device according to claim 2, characterized in that: The moving mechanism comprises a fixed plate (7) and a sliding plate (8); the fixed plate (7) is arranged parallel to the back plate (6); a sliding groove is provided on the back plate (6); a sliding portion adapted to the sliding groove is provided on the sliding plate (8); and the sliding plate (8) is slidably connected to the fixed plate (7).

4. A steering gear torque measuring device according to claim 3, characterized in that: The sliding plate (8) is provided with a screw rod (9) parallel to the sliding groove, the screw rod (9) and the sliding plate (8) are screwed together, the two ends of the screw rod (9) are respectively provided with a first support (10), the two first supports (10) are arranged on the back plate (6), the two ends of the screw rod (9) are respectively rotatably connected to the two first supports (10), the frame (1) is provided with a motor (11), and the output shaft of the motor (11) is connected to one end of the screw rod (9).

5. The steering gear torque measuring device according to claim 3, characterized in that: The measuring mechanism comprises a second support (12) and a third support (13), wherein the second support (12) is arranged at one end of the back plate (6) close to the second through hole (5), and the third support (13) is arranged on the sliding plate (8). A first measuring cylinder (14) is arranged on the second support (12), and a connecting plate (15) is arranged at one end of the first measuring cylinder (14) close to the second support (12). A connecting member (16) is arranged between the connecting plate (15) and the second support (12), and the connecting member (16) is arranged on the sliding plate (8). 6) and a second support (12), one end of the connecting member (16) away from the connecting plate (15) is connected to the output end of the steering gear (3), a second measuring cylinder (17) is arranged on the third support (13), one end of the torsion bar (2) extends into the first measuring cylinder (14) and abuts against the connecting plate (15), the other end of the torsion bar (2) extends into or passes through the second measuring cylinder (17), an angle sensor is arranged in the first measuring cylinder (14), and a distance sensor is arranged in the second measuring cylinder (17).

6. The steering gear torque measuring device according to claim 5, characterized in that: The first adjustment mechanism comprises two first L-shaped blocks (18), the two first L-shaped blocks (18) are arranged in the first measuring cylinder (14), and one end of the two first L-shaped blocks (18) having an angle is respectively in contact with the torsion bar (2), and two first adjustment members (19) are arranged outside the first measuring cylinder (14), one end of the two first adjustment members (19) respectively penetrates the outer wall of the first measuring cylinder (14) and is respectively rotatably connected to the two first L-shaped blocks (18), and the two first adjustment members (19) are respectively screwed to the outer wall of the first measuring cylinder (14).

7. The steering gear torque measuring device according to claim 6, characterized in that: The second adjustment mechanism comprises two second L-shaped blocks (20), the two second L-shaped blocks (20) are arranged in the second measuring cylinder (17), and one end of the two second L-shaped blocks (20) having an angle is respectively in contact with the torsion bar (2), and two second adjustment members (21) are arranged outside the second measuring cylinder (17), one end of the two second adjustment members (21) respectively penetrates the outer wall of the second measuring cylinder (17) and is respectively rotatably connected to the two second L-shaped blocks (20), and the two second adjustment members (21) are respectively screwed to the outer wall of the second measuring cylinder (17).

8. The steering gear torque measuring device according to claim 2, characterized in that: The mounting seat comprises an L-shaped plate (22), one of the plates of the L-shaped plate (22) is perpendicular to an end of the back plate (6) close to the second through hole (5), the steering gear (3) is arranged on a plate of the L-shaped plate (22) parallel to the back plate (6), one end of the back plate (6) close to the second through hole (5) is provided with two screw holes, and a plate of the L-shaped plate (22) perpendicular to the back plate (6) is provided with two sliding holes (23), the projections of the two sliding holes (23) on the back plate (6) respectively overlap with the two screw holes, an adjusting bolt (24) is arranged in the sliding hole (23), one end of the adjusting bolt (24) passes through the screw hole and abuts against the L-shaped plate (22) at the edge of the sliding hole (23), and the adjusting bolt (24) is threadedly connected with the screw hole.

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