CN111408120A - Competitive recurve bow - Google Patents

Abstract

The application belongs to the technical field of sports equipment, and in particular relates to a competitive recurve bow, which includes a main bow body, a self-stabilizing arrow rest mechanism, a self-stabilizing aiming mechanism and a control module. The self-stabilizing arrow rest mechanism includes a first motion compensation mechanism and an arrow rest mechanism. The first motion compensation mechanism is arranged on the main bow body, the arrow rest is arranged on the first motion compensation mechanism, the first motion compensation mechanism drives the arrow rest to return to the preset arrow rest position, and the self-stabilizing aiming mechanism includes a second motion compensation mechanism Mechanism and sight, the second motion compensation mechanism is arranged on the main bow body, the sight is arranged on the second motion compensation mechanism, the second motion compensation mechanism drives the sight back to the preset aiming position, and the control module controls the first movement The compensation mechanism and the second motion compensation mechanism act. In this way, by correcting the position of the sight and the arrow rest, the operator can accurately aim at the target unit such as the target even if the arm shakes during the aiming process, thereby significantly improving the archery accuracy of the competitive recurve bow.

Description

Competitive recurve bow

technical field

The application belongs to the technical field of sports equipment, and in particular relates to a competitive recurve bow.

Background technique

As an ancient non-confrontational sport, archery has gradually emerged in China in recent years thanks to its low requirements on physical conditions, few sports injuries, and the characteristics of self-cultivation and concentration. The competitive recurve bow is increasingly favored by archery enthusiasts due to its high accuracy and high energy storage characteristics.

In the prior art, competitive recurve bows are usually equipped with auxiliary aiming devices to assist the operator to achieve precise aiming. However, when the operator holds the competitive recurve bow, the arm will inevitably swing slightly, which will affect the accuracy of the shooting.

SUMMARY OF THE INVENTION

The purpose of the embodiments of the present application is to provide a competitive recurve bow, which aims to solve the problem that when the operator in the prior art holds the competitive recurve bow, the arm will inevitably swing slightly, thereby affecting the accuracy of archery technical issues.

In order to achieve the above-mentioned purpose, the technical scheme adopted in the present application is: a competitive recurve bow, comprising a main bow body, a self-stabilizing arrow rest mechanism, a self-stabilizing aiming mechanism and information for monitoring the attitude and position changes of the main bow body The control module, the self-stabilizing arrow rest mechanism includes a first motion compensation mechanism and an arrow rest, the first motion compensation mechanism is arranged on the main bow body, and the arrow rest is arranged on the first motion compensation mechanism In terms of mechanism, the first motion compensation mechanism is used to drive the arrow rest to return to the preset arrow rest position when the arrow rest deviates from the preset arrow rest position, and the self-stabilizing aiming mechanism includes a second motion A compensation mechanism and a sight, the second motion compensation mechanism is provided on the main bow body, the sight is provided on the second motion compensation mechanism, and the second motion compensation mechanism is used for the aiming When the device deviates from the preset aiming position, the aiming device is driven to return to the preset aiming position, the first motion compensation mechanism and the second motion compensation mechanism are both electrically connected to the control module, and the control The module controls the actions of the first motion compensation mechanism and the second motion compensation mechanism according to the attitude and position change information of the main bow body.

Optionally, the first motion compensation mechanism includes a first frame body, a first drive motor and a first connector, the first frame body is fixed on the main bow body, and the first drive motor is arranged on the In the first frame body, the first connecting piece is connected with the drive shaft of the first driving motor in a driving manner, the arrow rest is arranged on the first connecting piece, and the control module is connected to the first connecting piece. The drive motor is electrically connected, and controls the action of the first drive motor according to the attitude and position change information of the main bow body.

Optionally, the first motion compensation mechanism further includes a first drive screw and a first drive nut, the first drive screw is rotatably arranged in the first frame body, the first drive nut and the first drive nut The first drive screw is screwed and connected, the first connector is connected with the first drive nut, the lower end of the first drive screw extends out of the first frame, and the first drive motor and The control module is electrically connected, and the drive shaft of the first drive motor extends out of the lower end of the first frame body and is connected with the lower end of the first drive screw through gear transmission.

Optionally, the first drive motor further includes a first linear guide rail and a first sliding block slidably arranged on the first linear guide rail, and the first linear guide rail is along the first drive screw. The axial direction is arranged in the first frame body, and the first connecting piece is connected with the first sliding block.

Optionally, the first motion compensation mechanism further includes a first micro switch and a second micro switch, and both the first micro switch and the second micro switch are electrically connected to the control module, and are respectively arranged at opposite ends of the first transmission screw along its axial direction.

Optionally, the second motion compensation mechanism includes a second frame body, a second drive motor and a second connector, the second frame body is arranged on the main bow body, and the second drive motor is arranged at the In the second frame, the second connecting piece is connected with the drive shaft of the second driving motor in a driving manner, the sight is arranged on the second connecting piece, and the control module is based on the main bow. The posture and position change information of the body are used to control the action of the second drive motor.

Optionally, the second motion compensation mechanism further includes a second drive screw and a second drive nut, the second drive screw is rotatably arranged in the second frame body, the second drive nut and the second drive screw The second drive screw is screwed and connected, the second connector is connected with the second drive nut, one end of the second drive screw extends out of the first frame, the second drive motor and The control module is electrically connected, and the drive shaft of the first drive motor extends out of the first frame body and is connected with the end of the second drive screw extending out of the first frame body through gear transmission.

Optionally, the first drive motor further includes a second linear guide rail and a second slider slidably arranged on the second linear guide rail, and the second linear guide rail is along the axial direction of the second drive screw. It is arranged in the second frame body, and the second connecting piece is connected with the second sliding block.

Optionally, the second motion compensation mechanism further includes a third microswitch and a fourth microswitch, and both the third microswitch and the fourth microswitch are electrically connected to the control module, and are respectively arranged at opposite ends of the second drive screw along its axial direction.

Optionally, both the first drive motor and the second drive motor are hollow cup DC motors.

The embodiment of the present application has at least the following beneficial effects: the competitive recurve bow provided by the embodiment of the present application, when in use, the operator draws the bow and pulls the string, and after the aiming is completed, the first motion compensation mechanism of the self-stabilizing arrow rest mechanism can be used. The arrow rest is driven to adjust the position in real time, so that even if the arrow rest shakes with the main bow body during the slight swing of the operator's arm and deviates from the preset arrow rest position, the first motion compensation mechanism can also adjust the position deviation of the arrow rest in real time. The arrow rest is maintained at the preset arrow rest position. Similarly, the second motion compensation mechanism of the self-stabilizing aiming mechanism can also correct the position deviation of the aiming device when the aiming device is shaking, so as to make the aiming remains at the preset aiming position. In this way, by correcting the position of the sight and the arrow rest, the operator can accurately aim at the target unit such as the target even if the arm shakes during the aiming process, thereby significantly improving the archery accuracy of the competitive recurve bow.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present application. In some embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the structural representation of the competitive recurve bow provided by the embodiment of this application;

Fig. 2 is the structural representation of another angle of the competitive recurve bow provided by the embodiment of this application;

Fig. 3 is the structural representation of the self-stabilizing arrow rest mechanism of the competitive recurve bow provided by the embodiment of the application;

Fig. 4 is the exploded structure schematic diagram of the self-stabilizing arrow rest mechanism of the competitive recurve bow provided by the embodiment of the application;

Fig. 5 is the structural representation of the self-stabilizing aiming mechanism of the competitive recurve bow provided by the embodiment of the application;

6 is a schematic exploded structure diagram of the self-stabilizing aiming mechanism of the competitive recurve bow provided by the embodiment of the present application.

Among them, each reference sign in the figure:

10—Main bow body 20—Self-stabilizing arrow rest mechanism 21—First motion compensation mechanism

22—Arrow rest 23—First frame body 24—First drive motor

25—The first drive screw 26—The first drive nut 27—The first linear guide

28—First slider 30—Self-stabilizing aiming mechanism 31—Second motion compensation mechanism

32—Aimer 33—Second Frame 34—Second Drive Motor

35—Second connecting piece 36—Second drive screw 37—Second drive nut

38—The second linear guide 39—The second slider 211—The first micro switch

212—Second micro switch 213—Inertial sensing sensor 214—Acceleration sensing sensor

215—bottom cover 241—gear 311—third microswitch

312—Fourth micro switch 313—Rod-shaped piece 314—Assembly block

315—Fixed rod.

Detailed ways

The following describes in detail the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to FIGS. 1 to 6 are exemplary, and are intended to be used to explain the present application, but should not be construed as a limitation to the present application.

In the description of this application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship indicated by "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present application and simplifying the description, rather than An indication or implication that the referred device or element must have, be constructed, and operate in a particular orientation is not to be construed as a limitation on the present application.

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 implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

In this application, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

As shown in FIGS. 1 to 3 , the embodiment of the present application provides a competitive recurve bow, which includes a main bow body 10 , a self-stabilizing arrow rest mechanism 20 , a self-stabilizing aiming mechanism 30 and a control module (not shown in the figure). The arrow stabilization mechanism 20 includes a first motion compensation mechanism 21 and an arrow rest 22. The first motion compensation mechanism 21 is arranged on the main bow body 10, and the arrow rest 22 is arranged on the first motion compensation mechanism 21. The first motion compensation mechanism 21 For driving the arrow rest 22 to return to the preset arrow rest 22 position when the arrow rest 22 deviates from the preset arrow rest 22 position, the self-stabilizing aiming mechanism 30 includes a second motion compensation mechanism 31 and an aiming device 32, wherein the The mechanism 30 can be set at the front position of the main bow body 10 along the archery direction through the rod-shaped member 313, so as to facilitate the operator to aim, the second motion compensation mechanism 31 is provided on the main bow body 10, and the sight 32 is provided on the second motion compensation mechanism. On the mechanism 31, the second motion compensation mechanism 31 is used to drive the sight 32 back to the preset aiming position when the sight 32 deviates from the preset aiming position, and both the first motion compensation mechanism 31 and the second motion compensation mechanism 32 are controlled by The modules are electrically connected, and the control module controls the movements of the first motion compensation mechanism 31 and the second motion compensation mechanism 32 according to the attitude and position change information of the main bow body 10 .

The competitive recurve bow provided by the embodiment of the present application is further described below: the competitive recurve bow provided by the embodiment of the present application, when in use, the operator pulls the bow and pulls the string, and after aiming, the first position of the self-stabilizing arrow rest mechanism 20 The motion compensation mechanism 21 can drive the arrow rest 22 to adjust the position in real time, so that even if the arrow rest 22 shakes with the main bow body 10 during the slight swing of the operator's arm and deviates from the preset arrow rest 22 position, the first motion compensation The mechanism 21 can also correct the position offset of the arrow rest 22 in real time, so that the arrow rest 22 is maintained at the preset position of the arrow rest 22. Similarly, the second motion compensation mechanism 31 of the self-stabilizing aiming mechanism 30 also realizes the adjustment of the aiming device. When the 32 shakes, the positional deviation of the sight 32 is corrected, so that the sight 32 is maintained at the preset aiming position. In this way, by correcting the position of the sight 32 and the arrow rest 22, the operator can accurately aim at the target unit such as the target even if the arm shakes during the aiming process, thereby significantly improving the archery accuracy of the competitive recurve bow. , which also reduces the difficulty of archery, enables the operator to easily experience the pleasure of hitting the bullseye, and is also conducive to the guidance and training of professional athletes, which significantly shortens the training period of athletes. According to this, it can also make the competitive recurve bow easier to play. The ease of learning has been improved, so as to achieve large-scale popularization in the country.

In other embodiments of the present application, as shown in FIGS. 1 to 3 , the first motion compensation mechanism 21 includes a first frame body 23 , a first drive motor 24 and a first connector, and the first frame body 23 is fixed to the main body 23 . On the bow body 10, the first drive motor 24 is arranged in the first frame body 23, the first connector is connected with the drive shaft of the first drive motor 24 in a driving manner, the arrow rest 22 is arranged on the first connector, the control module and The first driving motor 24 is electrically connected, and controls the movement of the first driving motor 24 according to the posture and position change information of the main bow body 10 .

Specifically, when the first motion compensation mechanism 21 is working, the control module can first obtain the attitude and position change information of the main bow body 10 in real time, and the control module can control the first drive motor 24 to drive the first connector and drive the The arrow rest 22 moves up and down and/or laterally, thereby offsetting the offset displacement of the arrow rest 22 caused by the shaking of the main bow body 10 .

In other embodiments of the present application, as shown in FIGS. 3 and 4 , the first motion compensation mechanism 21 further includes a first drive screw 25 and a first drive nut 26 , and the first drive screw 25 is rotatably arranged on the first drive screw 25 . Inside the frame body 23 , the first drive nut 26 is screwed with the first drive screw 25 , the first connector is connected with the first drive nut 26 , and the lower end of the first drive screw 25 extends out of the first frame body 23 The first drive motor 24 is electrically connected to the control module, and the drive shaft of the first drive motor 24 extends out of the lower end of the first frame body 23 and is connected to the lower end of the first drive screw 25 through gears 241 .

Specifically, when the first drive motor 24 is working, the first drive motor 24 makes its drive shaft rotate forward or reverse according to the command of the control module, and then transmits the transmission force through the gear 241 to transmit the transmission force to the The first drive screw 25 realizes a high response speed to meet the compensation and correction of the arrow rest 22 when the main bow body 10 moves at a high frequency in a small range, and then the first drive screw 25 drives the first drive nut when rotating. 26 reciprocates along the axial direction of the first drive screw 25, and the first drive nut 26 can drive the arrow rest 22 to reciprocate through the connecting piece, thereby rectifying the deviation of the arrow rest 22 from the preset position.

Optionally, by making the drive shaft of the first drive motor 24 protrude from the lower end of the first frame body 23 and drive the lower end of the first drive screw 25 through the gear 241, the first drive motor 24 and the first drive motor 24 are realized. The overall U-shaped arrangement of the drive screw 25 can significantly reduce the assembly space occupied by the first motion compensation mechanism 21 . Meanwhile, the gear 241 can be covered with a bottom cover 215 to protect the transmission structure of the gear 241 .

Optionally, the first drive screw 25 can be a trapezoidal screw, so that the trapezoidal screw and the first drive motor 24 cooperate to achieve a resolution of 0.01mm (the minimum movement step of the screw) while controlling the cost. distance). The accuracy of the arrow rest 22's deviation correction is further improved.

At the same time, most of the parts of the first motion compensation mechanism 21 (such as the first frame body 23 , etc.) can also be processed and formed through integrated design and additive manufacturing, and polymer materials are used to make the parts, which can effectively reduce the first motion The number of parts of the compensation mechanism 21 further reduces the overall volume and quality of the first motion compensation mechanism 21, thereby reducing the overall quality of the competitive recurve bow, so as to increase the user-friendliness of the operator.

In other embodiments of the present application, as shown in FIG. 3 and FIG. 4 , the first driving motor 24 further includes a first linear guide rail 27 and a first sliding block 28 slidably arranged on the first linear guide rail 27 , The first linear guide 27 is disposed in the first frame body 23 along the axial direction of the first drive screw 25 , and the first connecting piece is connected with the first sliding block 28 .

Specifically, by arranging the first sliding block 28 and the first linear guide rail 27 , on the one hand, the cooperation of the first sliding block 28 and the first linear guide rail 27 can eliminate the first connecting piece being connected to the first driving nut 26 . The generated spin, on the other hand, can also provide precise guidance for the first connecting piece, thereby making the movement of the arrow rest 22 connected with the first connecting piece more stable.

In other embodiments of the present application, as shown in FIG. 4 , the first motion compensation mechanism 21 further includes a first microswitch 211 and a second microswitch 212 , and the first microswitch 211 and the second microswitch 212 are all electrically connected to the control module, and are respectively disposed at opposite ends of the first drive screw 25 along the axial direction thereof.

Specifically, by disposing the first microswitch 211 and the second microswitch 212 at the opposite ends of the first driving screw 25 along its axial direction, respectively, so that when the first connecting piece moves to the direction of the first driving screw 25 When the opposite ends of the axial direction are used, the first micro switch 211 or the second micro switch 212 will be triggered, and the first micro switch 211 or the second micro switch 212 can then send a signal to the control module to control the module. It is possible to control the drive shaft of the first drive motor 24 to stop rotating or reverse rotation, etc., so as to avoid friction and interference between the first connector and other related components, thereby improving the overall smoothness and safety of the first motion compensation mechanism 21. sex.

In other embodiments of the present application, as shown in FIGS. 5 and 6 , the second motion compensation mechanism 31 includes a second frame body 33 , a second drive motor 34 and a second connecting member 35 , and the second frame body 33 is provided with On the main bow body 10, the second driving motor 34 is arranged in the second frame body 33, the second connecting piece 35 is connected with the driving shaft of the second driving motor 34 in a driving manner, and the sight 32 is arranged on the second connecting piece 35, The control module controls the movement of the second drive motor 34 according to the attitude and position change information of the main bow body 10 .

Specifically, when the second motion compensation mechanism 31 is working, the control module controls the second drive motor 34 to drive the second connector 35 and drive the sight 32 up and down according to the real-time acquired attitude and position change information of the main bow body 10 . movement and/or lateral movement, thereby offsetting the offset displacement of the sight 32 caused by the shaking of the main bow body 10 .

In other embodiments of the present application, as shown in FIG. 6 , the second motion compensation mechanism 31 further includes a second drive screw 36 and a second drive nut 37 , and the second drive screw 36 is rotatably disposed on the second frame body 33, the second drive nut 37 is screwed with the second drive screw 36, the second connector 35 is connected with the second drive nut 37, one end of the second drive screw 36 protrudes from the first frame body 23, The drive shaft of a drive motor 24 extends out of the first frame body 23 and is connected with the end of the second drive screw 36 extending out of the first frame body 23 through gears 241 .

Specifically, when the second drive motor 34 is working, the second drive motor 34 makes its drive shaft rotate forward or reverse according to the command of the control module, and then transmits the transmission force through the gear 241 to transmit the transmission force to the The second drive screw 36 achieves a high response speed to meet the compensation and correction of the sight 32 when the main bow body 10 moves at a high frequency in a small range, and then the second drive screw 36 drives the second drive nut when rotating. 37 reciprocates along the axial direction of the second drive screw 36, and the second drive nut 37 can drive the sight 32 to reciprocate through the second connecting piece 35, thereby rectifying the sight 32 from a preset position. Moreover, the structure of the second drive motor 34 and the beneficial effects that can be obtained are similar to those of the first drive motor 24 , and details are not described herein again.

Optionally, the control module may include a main control board with a microcontroller, an inertial sensing sensor 213 and an acceleration sensing sensor 214. The inertial sensing sensor 213 and the acceleration sensing sensor 214 are fused through Kalman filtering, and monitor the main bows respectively. The swaying direction and swaying amount of the body 10 can realize the high-precision attitude detection of the main bow body 10, and the above information is sent back to the main control board for processing and analysis. 32 to obtain the required correction position and speed information, and use this to drive the first drive motor 24 and the second drive motor 34 to act.

Optionally, the preset position of the arrow rest 22 and the preset position of the sight 32 can be input by the operator into the database of the control module in advance, so as to realize the pre-positioning of the arrow rest 22 and the sight 32, and then the operator draws the bow to aim. When the first motion compensation mechanism 21 and the second motion compensation mechanism 31 are activated, the main control board pre-records the current position, and then calculates the arrow rest 22 and the sight 32 according to the information returned by the inertial sensing sensor 213 and the acceleration sensing sensor 214. The required deviation correction position and speed information are converted into the drift amount of the arrow rest 22 and the sight 32. At this time, the main control board can judge whether the drift amount is zero, and if not, it can control the first drive motor 24 and/or Or the second drive motor 34 is actuated, thereby realizing the correction of the position of the arrow rest 22 and/or the sight 32, and at the same time, the real-time recording of the shooting position and the operator's shooting posture can be conveniently realized.

In other embodiments of the present application, as shown in FIG. 6 , the first driving motor 24 further includes a second linear guide 38 and a second sliding block 39 slidably disposed on the second linear guide 38 . The second linear guide 38 The second drive screw 36 is arranged in the second frame body 33 along the axial direction of the second drive screw 36 , and the second connecting member 35 is connected with the second sliding block 39 .

Specifically, by arranging the second sliding block 39 and the second linear guide rail 38 , on the one hand, the cooperation of the second sliding block 39 and the second linear guide rail 38 can eliminate the generation of the second connecting piece 35 due to the connection with the second driving nut 37 . On the other hand, it can also provide precise guidance for the second connecting piece 35 , thereby making the movement of the sight 32 connected with the second connecting piece 35 more stable.

Optionally, a fixing rod 315 can be connected to one side of the sight 32, the fixing rod 315 is transversely penetrated on the assembling block 314, and the assembling block 314 is fixedly installed on the second connecting piece 35, so that the fixing rod 315 can adjust the The horizontal adjustment of the sight 32 can be realized by the penetration depth on the assembly block 314 , which is convenient and quick.

In other embodiments of the present application, as shown in FIG. 6 , the second motion compensation mechanism 31 further includes a third microswitch 311 and a fourth microswitch 312 , and the third microswitch 311 and the fourth microswitch 312 are all electrically connected to the control module, and are respectively disposed at opposite ends of the second drive screw 36 along the axial direction thereof. Specifically, the beneficial effects that can be achieved by the third microswitch 311 and the fourth microswitch 312 are similar to those achieved by the first microswitch 211 and the second microswitch 212 , and will not be repeated here.

In other embodiments of the present application, the first driving motor 24 and the second driving motor 34 are both hollow cup DC motors. Specifically, this can ensure that the first driving motor 24 and the second driving motor 34 have a high rotational speed, so that the first driving motor 24 and the second driving motor 34 have the characteristics of high rotational speed and low load, which is beneficial to the arrow rest. Accurate and efficient correction of offset positions of 22 and sight 32. Optionally, both the first drive motor 24 and the second drive motor 34 are provided with a reducer and an encoder to achieve three-loop control and ensure that the first drive motor 24 and the second drive motor 34 have high running accuracy and response. speed.

The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection scope of the present application. Inside.

Claims (10)

1. a competitive recurve bow, is characterized in that: comprise main bow body, self-stabilizing arrow rest mechanism, self-stabilizing aiming mechanism and the control module for monitoring the attitude and position change information of described main bow body, described The self-stabilizing arrow rest mechanism includes a first motion compensation mechanism and an arrow rest, the first motion compensation mechanism is provided on the main bow body, the arrow rest is provided on the first motion compensation mechanism, the first motion compensation mechanism The motion compensation mechanism is used to drive the arrow rest to return to the preset arrow rest position when the arrow rest deviates from the preset arrow rest position, and the self-stabilizing aiming mechanism includes a second motion compensation mechanism and a sight, so The second motion compensation mechanism is arranged on the main bow body, the sight is arranged on the second motion compensation mechanism, and the second motion compensation mechanism is used for when the sight deviates from the preset aiming position , drive the sight back to the preset sighting position, the first motion compensation mechanism and the second motion compensation mechanism are both electrically connected with the control module, the control module is based on the main bow The posture and position change information of the body are used to control the actions of the first motion compensation mechanism and the second motion compensation mechanism. 2 . The competitive recurve bow according to claim 1 , wherein the first motion compensation mechanism comprises a first frame body, a first drive motor and a first connector, and the first frame body is fixed to the On the main bow body, the first driving motor is arranged in the first frame body, the first connecting piece is connected with the driving shaft of the first driving motor in a transmission connection, and the arrow rest is arranged in the first frame body. On the connecting piece, the control module is electrically connected to the first drive motor, and controls the action of the first drive motor according to the attitude and position change information of the main bow body. 3 . The competitive recurve bow according to claim 2 , wherein the first motion compensation mechanism further comprises a first drive screw and a first drive nut, and the first drive screw is rotatably arranged on the In the first frame body, the first drive nut and the first drive screw are screwed and connected, the first connector is connected with the first drive nut, and the lower end of the first drive screw protrudes The first frame body, the first drive motor and the control module are electrically connected, and the drive shaft of the first drive motor extends out of the lower end of the first frame body and is connected to the first drive screw The lower end is connected by gear transmission. 4 . The competitive recurve bow according to claim 3 , wherein the first driving motor further comprises a first linear guide rail and a first sliding block slidably arranged on the first linear guide rail. 4 . The first linear guide rail is arranged in the first frame body along the axial direction of the first drive screw, and the first connecting piece is connected with the first sliding block. 5. The competitive recurve bow according to claim 3, wherein the first motion compensation mechanism further comprises a first microswitch and a second microswitch, the first microswitch and the first microswitch The two microswitches are both electrically connected to the control module, and are respectively disposed at opposite ends of the first drive screw along its axial direction. 6. The competitive recurve bow according to any one of claims 3 to 5, wherein the second motion compensation mechanism comprises a second frame body, a second driving motor and a second connecting piece, the second The frame body is arranged on the main bow body, the second drive motor is arranged in the second frame body, the second connector is connected with the drive shaft of the second drive motor in a transmission connection, and the sight is arranged On the second connecting piece, the control module controls the movement of the second driving motor according to the attitude and position change information of the main bow body. 7 . The competitive recurve bow according to claim 6 , wherein the second motion compensation mechanism further comprises a second drive screw and a second drive nut, and the second drive screw is rotatably arranged on the In the second frame, the second drive nut and the second drive screw are screwed together, the second connector is connected with the second drive nut, and one end of the second drive screw protrudes The first frame body, the second drive motor and the control module are electrically connected, and the drive shaft of the first drive motor extends out of the first frame body and extends out of the second drive screw One end of the first frame body is connected by gear transmission. 8 . The competitive recurve bow according to claim 7 , wherein the first driving motor further comprises a second linear guide rail and a second sliding block slidably arranged on the second linear guide rail. Two linear guide rails are arranged in the second frame body along the axial direction of the second drive screw, and the second connecting piece is connected with the second sliding block. 9 . The competitive recurve bow according to claim 7 , wherein the second motion compensation mechanism further comprises a third microswitch and a fourth microswitch, the third microswitch and the first microswitch. 10 . The four microswitches are all electrically connected to the control module, and are respectively disposed at opposite ends of the second drive screw along the axial direction thereof. 10 . The competitive recurve bow according to claim 7 , wherein the first driving motor and the second driving motor are both hollow cup DC motors. 11 .

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