Linear output steering engine constant load loading device

Abstract

The invention discloses a linear output steering engine constant load loading device, and belongs to the technical field of steering engine loading, the linear output steering engine constant load loading device comprises a loading rack and a rotating member, the loading rack is provided with a loading surface, and the loading surface is provided with a rotating support frame and a steering engine fixing frame. And a mounting cantilever is arranged at the end part of the rotary support frame. The steering engine fixing frame is fixedly installed on the loading face, and the shell is adjustably installed on the steering engine fixing frame. The rotating component comprises a balance rotating arm, a rotating shaft rotationally connected to the installation cantilever is arranged at the gravity center position of the balance rotating arm, a rocker arm is arranged at the end of the rotating shaft, and the output end is adjustably installed at the end of the rocker arm and is perpendicular to the rocker arm. The balance rotating arm is provided with a load assembly. The linear output steering engine constant load loading device provided by the invention is simple in structure and convenient to use, not only can apply a constant load to a steering engine, but also can conveniently realize adjustment of the load of the steering engine, and can reduce energy consumption while ensuring that the load of the steering engine is stably applied.

Description

Technical Field

[0001] The invention belongs to the technical field of steering gear loading, and in particular relates to a linear output steering gear constant load loading device. Background Art

[0002] At present, the main loading methods of servos include torsion bar loading, hydraulic loading, magnetic powder brake loading, weight gravity loading, etc. The size of the load applied by the torsion bar is proportional to its torsion angle, which is not a constant load; hydraulic loading and magnetic powder brake loading methods require the addition of a controller to achieve constant load loading, the system is complex, and consumes a lot of electricity; the weight gravity loading method mainly relies on the gravity of the weight itself as a load, which is a constant load. If a larger load is required, more weights are required for loading, and the loading process is troublesome and unsafe. Summary of the invention

[0003] In response to one or more of the above defects or improvement needs in the prior art, the present invention provides a linear output servo constant load loading device, which has a simple structure and is easy to use. It can not only apply a constant load to the servo, but also conveniently adjust the servo load, thereby ensuring the stability of the servo load application and reducing energy consumption.

[0004] To achieve the above object, the present invention provides a linear output servo constant load loading device for constant loading of the linear servo, the linear servo comprising a housing and an output end arranged on the housing, the loading device comprising: A loading platform, wherein the loading platform is provided with a loading surface, and the loading surface is provided with a rotating support frame and a steering gear fixing frame; The rotating support frame is fixed at the outer edge of the loading surface, and one end of the rotating support frame extends out of the loading surface to form a mounting cantilever; the steering gear fixing frame is fixedly mounted on the loading surface corresponding to the rotating support frame, and the housing is adjustably mounted on one end of the steering gear fixing frame away from the loading surface; A rotating member, the rotating member comprising a balancing arm; A rotating shaft rotatably connected to the mounting cantilever is arranged at the center of gravity of the balancing arm, a rocker arm extending vertically is arranged at the end of the rotating shaft, the output end is adjustably mounted at the end of the rocker arm away from the rotating shaft, and the output end is perpendicular to the rocker arm; a load assembly is arranged at at least one end of the balancing arm for providing a constant load.

[0005] As a further preferred embodiment of the present invention, arc plates are provided at both ends of the balancing arm, and the outer wall surface of the arc plate is fixedly connected to the load assembly.

[0006] As a further preferred embodiment of the present invention, the load assembly includes a flexible unit and a load unit, the flexible unit is partially attached to the outer wall surface of the curved plate, one end of the flexible unit is fixed to the outer wall surface of the top of the curved plate, and the other end of the flexible unit is fixedly connected to the load unit.

[0007] As a further preferred embodiment of the present invention, the balancing arm comprises a horizontal rod arranged horizontally, and arc plates are provided at both ends of the horizontal rod.

[0008] As a further preferred embodiment of the present invention, at least one vertical rod is provided at both ends of the horizontal rod, and both ends of the vertical rod are fixedly connected to the inner wall surface of the arc-shaped plate.

[0009] As a further preferred embodiment of the present invention, the vertical rod is perpendicular to the horizontal rod, and at least one reinforcement member is provided between the vertical rod and the horizontal rod.

[0010] As a further preferred embodiment of the present invention, a fixed end is arranged on the outer wall surface of the shell where the output end is not arranged, and an adjustable installation component is arranged between the fixed end and the servo fixing frame for vertically adjusting the relative position between the servo and the servo fixing frame.

[0011] As a further preferred embodiment of the present invention, the adjustable mounting assembly includes a plurality of mounting slots, mounting locking holes, a fixing interface and a mounting locking pin; The mounting grooves are arranged at vertical intervals on the side wall surface of the servo fixing frame; the mounting locking hole extends vertically from the top end surface of the servo fixing frame to pass through each mounting groove in sequence; a fixing interface is provided on the side of the fixed end away from the shell, the fixing interface is embedded in the mounting groove, and a first through hole is provided in the fixing interface; the mounting locking pin is detachable and extends into the mounting locking hole and the first through hole at the same time, so as to be detachably fixed to the fixed end on the servo fixing frame.

[0012] As a further preferred embodiment of the present invention, a load adjustable component is provided between the rocker arm and the output end for adjusting the connection position between the output end and the rocker arm.

[0013] As a further preferred embodiment of the present invention, the loading adjustable component includes a plurality of loading limit holes, a loading interface and a loading fixing pin; A plurality of loading limit holes are arranged at vertical intervals on the side wall of the rocker arm, and each of the loading limit holes extends longitudinally through the rocker arm; an output interface is provided at the end of the output end away from the shell, and a second through hole is provided longitudinally on the output interface; the loading fixing pin is detachably embedded in the loading limit hole and the second through hole, and is used for a detachable connection between the output end and the rocker arm.

[0014] Generally speaking, compared with the prior art, the beneficial effects of the above technical solutions conceived by the present invention include: (1) The constant load loading device for a linear output servo motor of the present invention includes a loading bench and a rotating member. A loading surface is provided on the loading bench, and a rotating support frame and a servo motor fixing frame are provided on the loading surface. The rotating support frame is fixed at the outer edge of the loading surface, and one end of the rotating support frame extends out of the loading surface to form an installation cantilever. The servo motor fixing frame is fixedly installed on the loading surface corresponding to the rotating support frame, and the housing is adjustably installed at one end of the servo motor fixing frame away from the loading surface. The rotating member includes a balance rotating arm. A rotating shaft rotatably connected to the installation cantilever is provided at the center of gravity position of the balance rotating arm. A rocker arm extending vertically is provided at the end of the rotating shaft. The output end is adjustably installed at one end of the rocker arm away from the rotating shaft, and the output end is perpendicular to the rocker arm. A load assembly is provided on the balance rotating arm. This constant load loading device has a simple structure and is convenient to use. It can not only apply a constant load to the servo motor, but also conveniently adjust the load of the servo motor, reducing energy consumption while ensuring stable application of the servo motor load.

[0015] (2) The constant load loading device for a linear output servo motor of the present invention adopts a horizontally arranged horizontal rod and a vertically arranged vertical rod, enabling the balance rotating arm to stably support the arc-shaped plates arranged at both horizontal ends. At the same time, through the flexible units arranged on the arc-shaped plates, the flexible units can always apply the acting force of the load unit along the tangential direction of the arc surface of the arc-shaped plate, accurately applying the gravity of the load unit to the balance rotating arm, and thus ensuring the accuracy of the acting force applied to the output end.

[0016] (3) The constant load loading device for a linear output servo motor of the present invention has a simple structure, is convenient to use, and has stable loading. By adopting arc-shaped plates with arc structures arranged at both horizontal ends, with the fixed end and the output end fixedly installed on the rocker arm and the servo motor mounting frame respectively, and combining with the load assembly including flexible units arranged on the arc-shaped plates, the output end of the servo motor can continuously and stably bear the acting force of the load assembly amplified by the rotating member, thus ensuring the accuracy of servo motor load detection. At the same time, through the vertically adjustable installation adjustable component arranged between the servo motor fixing frame and the fixed end and the vertically adjustable loading adjustable component arranged between the rocker arm and the output end, by adjusting the vertical height position where the servo motor is installed, the lever arm length between the output shaft and the rotating shaft can be adjusted, thereby adjusting the load acting force of the load assembly on the output end of the servo motor, increasing the magnitude of the load applied to the servo motor under a single weight installation, reducing the number of weight replacements, and having good promotion prospects and application values. Description of the Drawings

[0017] Figure 1It is a schematic diagram of the overall structure of the constant load loading device for the linear output servo in the embodiment of the present invention; Figure 2 It is a three-dimensional view of the loading bench of the constant load loading device for the linear output servo in the embodiment of the present invention; Figure 3 It is a top view of the linear servo of the constant load loading device for the linear output servo in the embodiment of the present invention; Figure 4 It is a side view of the constant load loading device for the linear output servo in the embodiment of the present invention; Figure 5 It is a three-dimensional view of the servo fixing bracket of the constant load loading device for the linear output servo in the embodiment of the present invention; Figure 6 It is a three-dimensional view of the rotating member of the constant load loading device for the linear output servo in the embodiment of the present invention.

[0018] In all the drawings, the same reference numerals represent the same technical features, specifically: 1. Loading bench; 101. Loading surface; 102. Rotating support frame; 2. Linear servo; 201. Fixed end; 202. Output end; 3. Servo fixing bracket; 301. Installation groove; 302. Installation locking hole; 4. Rotating member; 401. Rotating shaft; 402. Arc plate; 403. Rocker arm; 404. Horizontal rod; 405. Vertical rod; 406. Reinforcing member; 407. Loading limit hole; 5. Flexible unit; 6. Load unit. Detailed implementation manners

[0019] In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0020] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present invention.

[0021] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present invention, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0022] In the present invention, unless otherwise clearly specified and defined, terms such as "mounted", "connected", "connected to", "fixed" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] In the present invention, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "under" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0024] Embodiment: Please refer to Figures 1 - 6 , the linear output servo constant load loading device in the preferred embodiment of the present invention has a simple structure and is convenient to use. It can not only apply a constant load to the servo, but also conveniently adjust the load of the servo, reducing energy consumption while ensuring stable application of the servo load.

[0025] Specifically, in the preferred embodiment of the present application, the loading device is used for constant loading of the linear servo 2, and the linear servo 2 includes a housing and an output end 202 provided on the housing. Further, the loading device includes a loading bench 1 and a rotating member 4. Among them, a loading surface 101 is provided on the loading bench 1, and a rotating support frame 102 and a servo fixing frame 3 are provided on the loading surface 101. The rotating support frame 102 is fixed at the outer edge of the loading surface 101 to provide an installation basis for the rotation of the rotating member 4. At the same time, one end of the rotating support frame 102 extends out of the loading surface 101 to form an installation cantilever, so that the rotating member 4 can stably rotate around the installation cantilever as the rotation center. The servo fixing frame 3 is fixedly installed on the loading surface 101 corresponding to the rotating support frame 102. Specifically, one end of the servo fixing frame 3 is fixed on the loading surface 101, the other end of the servo fixing frame 3 extends vertically, and the housing of the servo is adjustably installed at the end of the servo fixing frame 3 facing away from the loading surface 101.

[0026] Further, the rotating member 4 includes a balance rotating arm. A rotating shaft 401 rotatably connected to the installation cantilever is provided at the center of gravity position of the balance rotating arm. Preferably, the rotating shaft 401 is rotatably matched with the installation cantilever to realize the rotation of the balance rotating arm relative to the installation cantilever. At the same time, the end of the rotating shaft 401 extends out of the installation cantilever, and a rocker arm 403 extending vertically is provided at the end of the rotating shaft 401 where it extends. Correspondingly, the output end 202 of the servo is adjustably installed at the end of the rocker arm 403 facing away from the rotating shaft 401. At the same time, the output shaft is perpendicular to the rocker arm 403. And at least one end of the balance rotating arm is provided with a load assembly for providing a load for the rotation of the rotating member 4.

[0027] During actual use, through the adjustable structure between the housing and the servo fixing frame 3 and the adjustable structure between the rocker arm 403 and the output end 202, the length of the lever arm between the load assembly and the output shaft is adjusted to facilitate adjusting the load borne on the output end 202 of the servo. At the same time, since the gravity load of the load assembly is directed vertically downward, the rocker arm 403 also extends in the vertical direction, and the output shaft is perpendicular to the extending direction of the rotating arm. Furthermore, the gravity load of the load assembly can be accurately transmitted to the output end 202 of the servo through the balance rotating arm, and then continuously provide an accurate and stable load for the output end 202 of the servo, facilitating the realization of the load loading detection of the servo.

[0028] It should be noted that the loading surface 101 is arranged in a horizontal plane direction, the direction perpendicular or vertical to the horizontal plane is the vertical direction. Correspondingly, the extending direction of the rotating shaft 401 is the longitudinal direction, and in the horizontal plane, the direction perpendicular to the longitudinal direction is the transverse direction.

[0029] Furthermore, in a preferred embodiment of the present application, arc-shaped plates 402 are provided at both lateral ends of the balance member. The arc-shaped plates 402 are distributed vertically, and a load member is provided on the outer wall surface of the arc-shaped surface. Preferably, the length of the rocker arm 403 is less than the radius of the arc-shaped plate 402.

[0030] Further preferably, in a preferred embodiment of the present application, the load assembly includes a flexible unit 5 and a load unit 6. One end of the flexible unit 5 is fixed to the top of the arc-shaped plate 402, and the other end of the flexible unit 5 extends along the outer wall surface of the arc-shaped plate 402 to form a free end suspended outside the arc-shaped plate 402, that is, a part of the flexible unit 5 is attached to the outer wall surface of the arc-shaped plate 402, and the free end of the flexible unit 5 is connected to the load unit 6. During actual use, during the rotation of the balance rocker arm, there is always a part of the flexible unit 5 attached to the outer wall surface of the arc-shaped plate 402, thereby ensuring that there is a stable load at both ends of the rocker arm. Preferably, the vertical height of the loading surface 101 is greater than the length of the flexible unit 5 to ensure that the load unit 6 can always be in a suspended state during the movement of the rotating member 4. Preferably, the flexible unit 5 is a thin metal aluminum sheet or a steel wire rope. Further preferably, the load unit 6 is a weight.

[0031] Furthermore, in a preferred embodiment of the present application, the balance rocker arm includes a horizontal rod 404 arranged horizontally. Arc-shaped plates 402 are provided at both lateral ends of the horizontal rod 404. At the same time, a rotating shaft 401 extending longitudinally is provided at the center of gravity of the horizontal rod 404, and the rotating shaft 401 is rotatably connected to the mounting cantilever. Preferably, a U-shaped groove extending horizontally is provided on the mounting cantilever, and a rotating hole penetrating the groove wall of the U-shaped groove longitudinally is provided on the mounting cantilever. The rotating shaft 401 is hinged in the rotating hole, so that the balance rocker arm can rotate relative to the mounting cantilever. Preferably, a fixing hole is provided in the horizontal rod 404, and the rotating shaft 401 passes through the fixing hole. Preferably, there is an interference fit between the fixing hole and the rotating shaft 401, or a pair of fixing grooves and fixing blocks are provided opposite to each other between the rotating shaft 401 and the fixing hole to facilitate the stable fixing between the rotating shaft 401 and the horizontal rod 404.

[0032] Further preferably, in a preferred embodiment of the present application, at least one vertical rod 405 is provided at both ends of the horizontal rod 404. At the same time, the vertical two ends of the vertical rod 405 are respectively fixed to the inner wall surface of the arc-shaped plate 402 to ensure that the arc-shaped plate 402 can be stably fixed to the horizontal rod 404.

[0033] More specifically, in a preferred embodiment of the present application, the vertical rod 405 is perpendicular to the horizontal rod 404, and at least one reinforcing member 406 is provided between the vertical rod 405 and the horizontal rod 404. Preferably, the reinforcing member 406 is a triangular steel plate, and the two right-angled sides of the triangular steel plate are respectively fixed on the vertical rod 405 and the horizontal rod 404 to enhance the connection strength between the vertical rod 405 and the horizontal rod 404, ensuring that the force exerted by the load assembly on the arc-shaped plate 402 can be stably transmitted to the horizontal rod 404 through the vertical rod 405, and further enabling the load to be continuously and stably transmitted to the output end 202 of the servo motor.

[0034] Furthermore, in another preferred embodiment of the present application, the balance rotating arm is not limited to the above structural form. A triangular arm or a fan-shaped arm is provided between the rotating shaft 401 of the balance rotating arm and the arc-shaped plate 402 to achieve a stable connection between the rotating shaft 401 and the arc-shaped plate 402, and further enabling the load of the load assembly to be stably transmitted to the rotating shaft 401.

[0035] Further preferably, in a preferred embodiment of the present application, a fixed end 201 is provided on the outer wall surface of the housing where the output end 202 is not provided. At the same time, an installation adjustable assembly is provided between the fixed end 201 and the servo motor fixing bracket 3 to facilitate vertical adjustment of the relative position between the servo motor and the servo motor fixing bracket 3. Preferably, the fixed end 201 is provided on the outer wall surface of the housing facing away from the output end 202.

[0036] More specifically, in a preferred embodiment of the present application, the installation adjustable assembly includes a plurality of installation slots 301, installation locking holes 302, a fixed interface, and installation locking pins.

[0037] Among them, the installation slots 301 are arranged at intervals in the vertical direction on the side wall surface of the servo motor fixing bracket 3, that is, the openings of the installation slots 301 are provided on the side wall surface of the servo motor fixing bracket 3. Preferably, each installation slot 301 extends in the horizontal direction.

[0038] Correspondingly, the installation locking holes 302 extend in the vertical direction, and one end of the installation locking hole 302 is provided on the top surface of the servo motor fixing bracket 3, and the other end of the installation locking hole 302 sequentially passes through each installation slot 301 in the vertical direction. Preferably, a plurality of installation locking holes 302 are provided on the servo motor fixing bracket 3 to facilitate improving the stability of the fixed installation of the housing on the installation slots 301.

[0039] Further, a fixing interface is provided at one end of the fixed end 201 facing away from the housing. At the same time, a first through hole is provided in the fixing interface. Correspondingly, the fixing interface is horizontally embedded in the installation groove 301, so that the first through hole corresponds to the installation locking hole 302. Preferably, if a plurality of installation locking holes 302 are provided in the steering gear fixing bracket 3, first through holes corresponding to each installation locking hole 302 are provided in the fixing interface, so as to improve the stability of the fixing interface fixed in the installation groove 301. Preferably, the vertical height of the fixing interface is the same as the vertical height of the installation groove 301 to ensure that the fixing interface can be stably embedded in the installation groove 301.

[0040] Further, the installation locking pin is detachably and fixedly embedded in each installation locking hole 302, so that the installation locking pin can penetrate through the installation locking hole 302 and the first through hole of the fixing interface at the same time, so as to realize the locking of the relative position between the fixed end 201 and the installation groove 301. Preferably, there is an interference fit between the outer wall surface of the installation locking pin and the inner wall surface of the installation locking hole 302.

[0041] Further, in a preferred embodiment of the present application, a load adjustable component is provided between the rocker arm 403 and the output end 202 for adjusting the connection position between the output end 202 and the rocker arm 403.

[0042] Further preferably, in a preferred embodiment of the present application, the load adjustable component includes a plurality of load limiting holes 407, a load interface and a load fixing pin. Among them, the plurality of load limiting holes 407 are arranged at intervals in the vertical direction on the side wall surface of the rocker arm 403. Preferably, the distance between two adjacent load limiting holes 407 is the same as the longitudinal distance between two adjacent installation grooves 301.

[0043] Further, an output interface is provided at the end of the output shaft facing away from the housing. The output interface extends along the vertical plane, so that the output interface can be parallel to the load limiting holes 407. At the same time, a second through hole is provided in the output interface along the longitudinal direction, and the second through hole corresponds to the load limiting holes 407. Preferably, the central axis of the output interface is collinear with the central axis of the fixing interface.

[0044] Further, the load fixing pin is detachably embedded in the load limiting holes 407 and the second through hole. Preferably, the inner diameters of the load limiting holes 407 and the second through hole are the same. At the same time, the load fixing pin is embedded in the load limiting holes 407 and the second through hole at the same time. Further preferably, the outer wall surface of the load fixing pin is rotatably connected to the inner wall surface of the load limiting holes 407 and the inner wall surface of the second through hole respectively.

[0045] Further, in a specific preferred embodiment of the present application, the radius R of the arc-shaped plate 402, the distance L from the axis of the rotating shaft 401 on the rocker arm 403 to the output shaft 202, and the ratio L / R of L and R is the magnification factor of the load. Preferably, the distances from the axis of the rotating shaft 401 to the respective load limiting holes 407 are 150 mm, 125 mm, 100 mm, and 75 mm respectively, the radius R of the arc-shaped plate 402 is 400 mm, and the magnification factors are 2.7, 3.2, 4, and 5.3 respectively. If the load unit 6 is a 60 kg weight, the loads applied to the output end 202 are 1600 N, 1920 N, 2400 N, and 3200 N respectively.

[0046] The linear output servo constant load loading device in the present invention has a simple structure, is convenient to use, and has stable loading. By adopting an arc-shaped plate 402 with an arc structure at both lateral ends, and the fixed end 201 and the output end 202 are respectively fixedly installed on the rocker arm 403 and the servo mounting bracket, and combining with a load assembly including a flexible unit 5 arranged on the arc-shaped plate 402, the output end 202 of the servo can continuously and stably bear the acting force of the load assembly amplified by the rotating member 4, thereby ensuring the accuracy of the servo load detection. At the same time, by providing an adjustable mounting assembly that can be adjusted vertically between the servo fixing bracket 3 and the fixed end 201 and a load adjustable assembly that can be adjusted vertically between the rocker arm 403 and the output end 202, by adjusting the vertical height position where the servo is installed, the lever arm length between the output shaft and the rotating shaft 401 can be adjusted, and further the load acting force of the load assembly on the output end 202 of the servo can be adjusted, improving the magnitude of the load applied to the servo under a single weight installation, reducing the number of weight replacements, and having good promotion prospects and application value.

[0047] Those skilled in the art can easily understand that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A linear output servo constant load loading device, used for constant loading of a linear servo, the linear servo comprising a housing and an output end arranged on the housing, characterized in that: The loading device includes: A loading platform, wherein the loading platform is provided with a loading surface, and the loading surface is provided with a rotating support frame and a steering gear fixing frame; The rotating support frame is fixed at the outer edge of the loading surface, and one end of the rotating support frame extends out of the loading surface to form a mounting cantilever; the steering gear fixing frame is fixedly mounted on the loading surface corresponding to the rotating support frame, and the housing is adjustably mounted on one end of the steering gear fixing frame away from the loading surface; A rotating member, the rotating member comprising a balancing arm; A rotating shaft rotatably connected to the mounting cantilever is arranged at the center of gravity of the balancing arm, a rocker arm extending vertically is arranged at the end of the rotating shaft, the output end is adjustably mounted at the end of the rocker arm away from the rotating shaft, and the output end is perpendicular to the rocker arm; a load assembly is arranged at at least one end of the balancing arm for providing a constant load.

2. The linear output steering gear constant load loading device according to claim 1, wherein: Arc plates are arranged at both ends of the balancing rotating arm, and the outer wall surface of the arc plate is fixedly connected to the load component.

3. The linear output steering gear constant load loading device according to claim 2, wherein: The load assembly includes a flexible unit and a load unit. The flexible unit is partially attached to the outer wall of the arc plate, and one end of the flexible unit is fixed to the outer wall of the top of the arc plate, and the other end of the flexible unit is fixedly connected to the load unit.

4. The linear output steering gear constant load loading device according to claim 2 or 3, wherein: The balancing rotating arm comprises a horizontal rod arranged horizontally, and arc plates are arranged at both ends of the horizontal rod.

5. The linear output steering gear constant load loading device according to claim 4, wherein: At least one vertical rod is disposed at both ends of the horizontal rod, and both ends of the vertical rod are fixedly connected to the inner wall surface of the arc-shaped plate.

6. The linear output steering gear constant load loading device according to claim 5, wherein: The vertical rod is perpendicular to the horizontal rod, and at least one reinforcement member is arranged between the vertical rod and the horizontal rod.

7. The linear output steering gear constant load loading device according to any one of claims 1 to 3, 5 and 6, wherein: A fixed end is arranged on the outer wall surface of the housing where the output end is not arranged, and an adjustable installation component is arranged between the fixed end and the steering gear fixing frame for vertically adjusting the relative position between the steering gear and the steering gear fixing frame.

8. The linear output steering gear constant load loading device according to claim 7, wherein: The adjustable mounting assembly includes a plurality of mounting slots, mounting locking holes, a fixing interface and a mounting locking pin; The mounting grooves are arranged at vertical intervals on the side wall surface of the servo fixing frame; the mounting locking hole extends vertically from the top end surface of the servo fixing frame to pass through each mounting groove in sequence; a fixing interface is provided on the side of the fixed end away from the shell, the fixing interface is embedded in the mounting groove, and a first through hole is provided in the fixing interface; the mounting locking pin is detachable and extends into the mounting locking hole and the first through hole at the same time, so as to be detachably fixed to the fixed end on the servo fixing frame.

9. The linear output steering gear constant load loading device according to any one of claims 1 to 3, 5 and 6, wherein: A load adjustable component is provided between the rocker arm and the output end, for adjusting the connection position between the output end and the rocker arm.

10. The linear output steering gear constant load loading device according to claim 9, wherein: The loading adjustable component includes a plurality of loading limit holes, a loading interface and a loading fixing pin; A plurality of loading limit holes are arranged at vertical intervals on the side wall of the rocker arm, and each of the loading limit holes extends longitudinally through the rocker arm; an output interface is provided at the end of the output end away from the shell, and a second through hole is provided longitudinally on the output interface; the loading fixing pin is detachably embedded in the loading limit hole and the second through hole, and is used for a detachable connection between the output end and the rocker arm.

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