阅读说明：本技术 竞技反曲弓 (Sports recurve bow ) 是由 杨泽一 任泰衡 林晨曦 周星宇 杨再跃 于 2020-04-08 设计创作，主要内容包括：本申请属于运动器材技术领域,尤其涉及一种竞技反曲弓,包括主弓体、自稳箭台机构、自稳瞄准机构和控制模组,自稳箭台机构包括第一运动补偿机构和箭台,第一运动补偿机构设置于主弓体上,箭台设置于第一运动补偿机构上,第一运动补偿机构驱动箭台回复至预设箭台位置,自稳瞄准机构包括第二运动补偿机构和瞄准器,第二运动补偿机构设置于主弓体上,瞄准器设置于第二运动补偿机构上,第二运动补偿机构驱动瞄准器回复至预设瞄准位置,控制模组控制第一运动补偿机构和第二运动补偿机构动作。如此,通过对瞄准器和箭台的位置纠偏,这样操作者即使在瞄准过程中手臂发生晃动,也能够准确地瞄准箭靶等目标单位,进而显著提升了竞技反曲弓的射箭精准度。(The utility model belongs to the technical field of sports equipment, especially, relate to a sports recurve bow, including the main bow body, from steady arrow rest mechanism, from steady sighting device and control module group, from steady arrow rest mechanism includes first motion compensation mechanism and arrow rest, first motion compensation mechanism sets up on the main bow body, the arrow rest sets up on first motion compensation mechanism, first motion compensation mechanism drive arrow rest replies to predetermineeing arrow rest position, from steady sighting mechanism includes second motion compensation mechanism and sight, second motion compensation mechanism sets up on the main bow body, the sight sets up on second motion compensation mechanism, second motion compensation mechanism drive sight replies to predetermineeing the sight position, control module group control first motion compensation mechanism and second motion compensation mechanism action. So, through rectifying to the position of sight and arrow rest, even the operator takes place to rock at the in-process arm that aims like this, also can accurately aim target units such as arrow target, and then show the arrow shooting precision that has promoted the contrary bow of bending of sports.)

1. A sports recurve bow, which is characterized in that: including the main bow body, from steady arrow rest mechanism, from steady sighting device and be used for monitoring the control module of the gesture and the position change information of the main bow body, from steady arrow rest mechanism includes first motion compensation mechanism and arrow rest, first motion compensation mechanism set up in on the main bow body, the arrow rest set up in on the first motion compensation mechanism, first motion compensation mechanism is used for when the arrow rest skew predetermines arrow rest position, the drive the arrow rest reply to predetermine the arrow rest position, from steady sighting device includes second motion compensation mechanism and sight, second motion compensation mechanism set up in on the main bow body, the sight set up in on the second motion compensation mechanism, second motion compensation mechanism is used for when the sight skew predetermines the sight position, the drive the sight extremely predetermine the sight position, the first motion compensation mechanism and the second motion compensation mechanism are electrically connected with the control module, and the control module controls the first motion compensation mechanism and the second motion compensation mechanism to act according to the posture and position change information of the main bow body.

2. The athleticism bow of claim 1, wherein: first motion compensation mechanism includes first support body, a driving motor and first connecting piece, first support body is fixed in on the main bow body, a driving motor set up in the first support body, first connecting piece with a driving motor's drive shaft transmission is connected, the arrow rest set up in on the first connecting piece, the control module group with a driving motor electricity is connected, and according to the gesture and the position change information of the main bow body, control a driving motor action.

3. The athleticism bow of claim 2, wherein: first motion compensation mechanism still includes first drive screw and first drive nut, first drive screw rotate set up in the first support body, first drive nut with first drive screw spiral shell closes and connects, first connecting piece with first drive nut is connected, first drive screw's lower extreme stretches out first support body, first driving motor with the control module group electricity is connected, first driving motor's drive shaft stretches out the lower extreme of first support body and with the lower extreme of first drive screw passes through gear drive and connects.

4. The athletics recurve bow of claim 3, wherein: the first driving motor further comprises a first linear guide rail and a first sliding block arranged on the first linear guide rail in a sliding mode, the first linear guide rail is arranged in the first frame body along the axial direction of the first transmission screw rod, and the first connecting piece is connected with the first sliding block.

5. The athletics recurve bow of claim 3, wherein: the first motion compensation mechanism further comprises a first microswitch and a second microswitch, wherein the first microswitch and the second microswitch are electrically connected with the control module and are respectively arranged at two opposite axial ends of the first transmission screw rod.

6. A sports 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 frame body is arranged on the main bow body, the second driving motor is arranged in the second frame body, the second connecting piece is in transmission connection with a driving shaft of the second driving motor, the sighting device is arranged on the second connecting piece, and the control module group is used for controlling the second driving motor to act according to the posture and the position change information of the main bow body.

7. The athleticism bow of claim 6, wherein: the second motion compensation mechanism further comprises a second transmission screw and a second driving nut, the second transmission screw rotates and is arranged in the second frame body, the second driving nut is screwed with the second transmission screw to be connected, the second connecting piece is connected with the second driving nut, one end of the second transmission screw stretches out of the first frame body, the second driving motor is electrically connected with the control module, a driving shaft of the first driving motor stretches out of the first frame body and stretches out of the second transmission screw, and one end of the first frame body is connected through gear transmission.

8. The athleticism bow of claim 7, wherein: the first driving motor further comprises a second linear guide rail and a second sliding block arranged on the second linear guide rail in a sliding mode, the second linear guide rail is arranged in the second frame body along the axial direction of the second transmission screw rod, and the second connecting piece is connected with the second sliding block.

9. The athleticism bow of claim 7, wherein: the second motion compensation mechanism further comprises a third micro switch and a fourth micro switch, and the third micro switch and the fourth micro switch are electrically connected with the control module and are respectively arranged at two opposite axial ends of the second transmission screw rod.

10. A sports recurve bow according to any one of claims 7 to 9, wherein: the first driving motor and the second driving motor are both hollow cup direct current motors.

Technical Field

The application belongs to the technical field of sports equipment, especially, relate to a sports recurvation bow.

Background

Archery is an ancient non-antagonistic sports, and has gradually emerged in China in recent years due to the characteristics of low requirements on physical conditions, less sports injury, body building and maintenance, special culture attention and the like. The sports recurve bow is more and more favored by archery enthusiasts due to the characteristics of high archery precision and high energy storage.

Disclosure of Invention

An object of the embodiment of the application is to provide a sports recurvation bow, and aims to solve the technical problem that when an operator holds the sports recurvation bow, the arm can not swing slightly, and the precision of archery is affected.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: a sports anti-bowing bow comprises a main bow body, a self-stabilizing arrow rest mechanism, a self-stabilizing aiming mechanism and a control module used for monitoring posture and position change information of the main bow body, wherein the self-stabilizing arrow rest mechanism comprises a first motion compensation mechanism and an arrow rest, 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 is used for driving the arrow rest to return to the preset arrow rest position when the arrow rest deviates from the preset arrow rest position, the self-stabilizing aiming mechanism comprises a second motion compensation mechanism and an aiming device, the second motion compensation mechanism is arranged on the main bow body, the aiming device is arranged on the second motion compensation mechanism, the second motion compensation mechanism is used for driving the aiming device to return to the preset aiming position when the aiming device deviates from the preset aiming position, the first motion compensation mechanism and the second motion compensation mechanism are electrically connected with the control module, and the control module controls the first motion compensation mechanism and the second motion compensation mechanism to act according to the posture and position change information of the main bow body.

Optionally, first motion compensation mechanism includes first support body, a drive motor and a first connecting piece, first support body is fixed in on the main bow body, a drive motor set up in the first support body, a connecting piece with a drive shaft transmission of a drive motor connects, the arrow rest set up in on the first connecting piece, the control module group with a drive motor electricity is connected, and according to the gesture and the position change information of main bow body, control a drive motor action.

Optionally, first motion compensation mechanism still includes first drive screw and first drive nut, first drive screw rotate set up in the first support body, first drive nut with first drive screw spiral shell closes the connection, first connecting piece with first drive nut is connected, first drive screw's lower extreme is stretched out first support body, first driving motor with the control module group electricity is connected, first driving motor's drive shaft is stretched out the lower extreme of first support body and with first drive screw's lower extreme passes through gear drive and connects.

Optionally, the first driving motor further includes a first linear guide rail and a first slider slidably disposed on the first linear guide rail, the first linear guide rail is disposed in the first frame along the axial direction of the first driving screw, and the first connecting member is connected to the first slider.

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

Optionally, the second motion compensation mechanism includes a second frame body, a second driving motor and a second connecting piece, the second frame body is disposed on the main bow body, the second driving motor is disposed in the second frame body, the second connecting piece is connected to the driving shaft of the second driving motor in a transmission manner, the sighting device is disposed on the second connecting piece, and the control module controls the second driving motor to operate according to the posture and position change information of the main bow body.

Optionally, the second motion compensation mechanism further comprises a second driving screw and a second driving nut, the second driving screw is rotatably disposed in the second frame body, the second driving nut is screwed with the second driving screw and connected, the second connecting piece is connected with the second driving nut, one end of the second driving screw extends out of the first frame body, the second driving motor is electrically connected with the control module, a driving shaft of the first driving motor extends out of the first frame body and extends out of the second driving screw, and one end of the first frame body is connected through gear transmission.

Optionally, the first driving motor further includes a second linear guide rail and a second slider slidably disposed on the second linear guide rail, the second linear guide rail is disposed in the second frame along the axial direction of the second driving screw, and the second connecting member is connected to the second slider.

Optionally, the second motion compensation mechanism further includes a third micro switch and a fourth micro switch, and the third micro switch and the fourth micro switch are electrically connected to the control module and are respectively disposed at two opposite ends of the second transmission screw along the axial direction thereof.

Optionally, the first driving motor and the second driving motor are both coreless direct current motors.

The embodiment of the application has at least the following beneficial effects: the utility model provides a sports recurvation bow, when using, the operator takes the bow and draws string, accomplish and aim the back, the first motion compensation mechanism of self-stabilization arrow rest mechanism can drive arrow rest adjustment position in real time, even the arrow rest rocks at the in-process of the slight swing of operator's arm along with main bow body like this, when skew predetermines the arrow rest position, first motion compensation mechanism also can correct the position deviation of arrow rest in real time, make the arrow rest maintain predetermineeing arrow rest position department, and in the same way, the second motion compensation mechanism of self-stabilization aiming mechanism also realizes when rocking the sight, correct the position deviation of sight, thereby make the sight maintain predetermineeing aiming position department. So, through rectifying to the position of sight and arrow rest, even the operator takes place to rock at the in-process arm that aims like this, also can accurately aim target units such as arrow target, and then show the arrow shooting precision that has promoted the contrary bow of bending of sports.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a sports recurve bow provided in an embodiment of the present application;

FIG. 2 is a schematic structural diagram of another angle of a sports recurve bow according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a self-stabilizing arrow rest mechanism of a sports recurve bow according to an embodiment of the present application;

fig. 4 is an exploded structural schematic view of a self-stabilizing arrow rest mechanism of a sports recurve bow according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a self-stabilizing aiming mechanism of a sports recurve bow according to an embodiment of the present application;

fig. 6 is an exploded structural schematic view of a self-stabilizing aiming mechanism of a sports recurve bow according to an embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

10-main bow body 20-self-stabilizing arrow rest mechanism 21-first motion compensation mechanism

22-arrow rest 23-first frame 24-first driving motor

25-first drive screw 26-first drive nut 27-first linear guide rail

28-first slide block 30-self-stabilizing aiming mechanism 31-second motion compensation mechanism

32 sighting device 33, second frame 34 and second driving motor

35-second connecting piece 36-second drive screw 37-second drive nut

38-second linear guide 39-second slider 211-first microswitch

212-second microswitch 213-inertial sensor 214-acceleration sensor

215-bottom cover 241-gear 311-third microswitch

312-fourth microswitch 313-rod-like member 314-assembly block

315 — fixing the bar.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-6 are exemplary and intended to be used to illustrate the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

As shown in fig. 1 to 3, the present invention provides a sports recurve bow, including a main bow 10, a self-stabilized arrow rest mechanism 20, a self-stabilized aiming mechanism 30 and a control module (not shown), where the self-stabilized arrow rest mechanism 20 includes a first motion compensation mechanism 21 and an arrow rest 22, the first motion compensation mechanism 21 is disposed on the main bow 10, the arrow rest 22 is disposed on the first motion compensation mechanism 21, the first motion compensation mechanism 21 is configured to drive the arrow rest 22 to return to a preset arrow rest 22 position when the arrow rest 22 deviates from the preset arrow rest 22 position, the self-stabilized aiming mechanism 30 includes a second motion compensation mechanism 31 and an aiming device 32, where the self-stabilized aiming mechanism 30 can be disposed at a front position of the main bow 10 along an arrow direction through a rod 313 for an operator to aim, the second motion compensation mechanism 31 is disposed on the main bow 10, the aiming device 32 is disposed on the second motion compensation mechanism 31, the second motion compensation mechanism 31 is used for driving the sighting device 32 to return to the preset sighting position when the sighting device 32 deviates from the preset sighting position, the first motion compensation mechanism 31 and the second motion compensation mechanism 32 are both electrically connected with the control module, and the control module controls the first motion compensation mechanism 31 and the second motion compensation mechanism 32 to act according to the posture and position change information of the main bow body 10.

The athletic recurve arches provided in the examples of the present application are further described below: the competitive recurve bow provided by the embodiment of the application, when using, the operator takes the bow and draws the string, accomplish and aim the back, arrow rest 22 adjustment position can be driven in real time to arrow rest 22 along with main bow body 10, even if arrow rest 22 rocks at the in-process of the slight swing of operator's arm like this, when deviating preset arrow rest 22 position, first motion compensation mechanism 21 also can correct the position deviation of arrow rest 22 in real time, make arrow rest 22 maintain and predetermine arrow rest 22 position department, and in the same way, when second motion compensation mechanism 31 of self-stabilizing aiming mechanism 30 also realizes rocking sight 32, correct the position deviation of sight 32, thereby make sight 32 maintain and predetermine aiming position department. So, rectify through the position to sight 32 and arrow rest 22, the operator even takes place to rock at the in-process arm of aiming like this, also can aim target units such as arrow target accurately, and then showing the archery precision that has promoted sports recurve bow, the degree of difficulty of archery has also been reduced, can make the operator easily experience the pleasant sensation of target heart in the middle of being, also be favorable to professional sportsman's guide training simultaneously, show and shorten sportsman's training cycle, according to so also can make sports recurve bow's easy playability and learning promote, thereby realize the extensive popularization in china.

In other embodiments of the present application, as shown in fig. 1 to 3, the first motion compensation mechanism 21 includes a first frame body 23, a first driving motor 24 and a first connecting member, the first frame body 23 is fixed on the main bow 10, the first driving motor 24 is disposed in the first frame body 23, the first connecting member is in transmission connection with a driving shaft of the first driving motor 24, the arrow rest 22 is disposed on the first connecting member, and the control module is electrically connected to the first driving motor 24 and controls the first driving motor 24 to operate according to the posture and position change information of the main bow 10.

Specifically, when the first motion compensation mechanism 21 works, the control module can firstly acquire the posture and position change information of the main bow 10 in real time, and the control module can control the first driving motor 24 to drive the first connecting piece and drive the arrow rest 22 to move up and down and/or move transversely, so that the deviation displacement of the arrow rest 22 generated when the main bow 10 shakes is offset.

In other embodiments of the present application, as shown in fig. 3 and 4, the first motion compensation mechanism 21 further includes a first transmission screw 25 and a first driving nut 26, the first transmission screw 25 is rotatably disposed in the first frame 23, the first driving nut 26 is threadedly coupled to the first transmission screw 25, a first connecting member is coupled to the first driving nut 26, a lower end of the first transmission screw 25 extends out of the first frame 23, the first driving motor 24 is electrically connected to the control module, and a driving shaft of the first driving motor 24 extends out of a lower end of the first frame 23 and is in transmission connection with a lower end of the first transmission screw 25 through a gear 241.

Specifically, when the first driving motor 24 works, the first driving motor 24 makes the driving shaft thereof rotate forward or backward according to the command of the control module, and then transmits the transmission force to the first transmission screw 25 in a 1:1 manner through the gear 241, so as to realize high response speed, so as to compensate and correct the deviation of the arrow rest 22 when the main bow 10 moves at a high frequency within a small range, and then the first transmission screw 25 drives the first driving nut 26 to reciprocate along the axial direction of the first transmission screw 25 when rotating, and the first driving nut 26 can drive the arrow rest 22 to reciprocate through the connecting piece, so as to correct the deviation of the arrow rest 22 from the preset position.

Alternatively, the driving shaft of the first driving motor 24 extends out of the lower end of the first frame 23 and is in transmission connection with the lower end of the first driving screw 25 through the gear 241, so that the overall U-shaped arrangement of the first driving motor 24 and the first driving screw 25 is realized, and the assembly space occupied by the first motion compensation mechanism 21 can be significantly reduced. Meanwhile, the gear 241 may be covered with a bottom cover 215 to protect the gear 241 transmission structure.

Alternatively, the first driving screw 25 may be a trapezoidal screw, so that the trapezoidal screw and the first driving motor 24 cooperate to achieve a resolution (minimum movement step of the screw) of 0.01mm while controlling the cost. Further improving the accuracy of deviation rectification of the arrow rest 22.

Meanwhile, most parts (such as the first frame body 23 and the like) of the first motion compensation mechanism 21 can be machined and formed through integrated design and additive manufacturing, and high polymer materials are selected for manufacturing the parts, so that the number of the parts of the first motion compensation mechanism 21 can be effectively reduced, the overall volume and quality of the first motion compensation mechanism 21 are further reduced, the overall quality of the sports recurve bow is further reduced, and the use friendliness of an operator is improved.

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

Specifically, by providing the first slider 28 and the first linear guide 27, the cooperation of the first slider 28 and the first linear guide 27 can eliminate the spinning of the first coupling member due to the coupling with the first drive nut 26 on the one hand, and can provide precise guidance for the first coupling member on the other hand, thereby making the movement of the arrow rest 22 coupled to the first coupling member more stable.

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

Specifically, through set up first micro-gap switch 211 and second micro-gap switch 212 respectively at first transmission lead screw 25 along its axial relative both ends, like this when first connecting piece moves to first transmission lead screw 25 along its axial relative both ends, just can trigger first micro-gap switch 211 or second micro-gap switch 212, first micro-gap switch 211 or second micro-gap switch 212 can send out the signal to the control module group along with, the control module group can control the drive shaft stall of first driving motor 24 or reversal etc. to avoid first connecting piece and other relevant devices to take place to rub and interfere, thereby the whole smooth and security of operation of first motion compensation mechanism 21 has been promoted.

In other embodiments of the present application, as shown in fig. 5 and 6, the second motion compensation mechanism 31 includes a second frame 33, a second driving motor 34 and a second connecting member 35, the second frame 33 is disposed on the main bow 10, the second driving motor 34 is disposed in the second frame 33, the second connecting member 35 is in transmission connection with a driving shaft of the second driving motor 34, the sighting device 32 is disposed on the second connecting member 35, and the control module controls the second driving motor 34 to operate according to the posture and position change information of the main bow 10.

Specifically, when the second motion compensation mechanism 31 works, the control module controls the second driving motor 34 to drive the second connecting member 35 and drive the sighting device 32 to move up and down and/or transversely according to the posture and position change information of the main bow 10 acquired in real time, so as to offset the deviation displacement of the sighting device 32 generated when the main bow 10 shakes.

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, the second drive screw 36 is rotatably disposed in the second frame body 33, the second drive nut 37 is threadedly coupled with the second drive screw 36, the second connecting member 35 is coupled with the second drive nut 37, one end of the second drive screw 36 extends out of the first frame body 23, and a drive shaft of the first drive motor 24 extends out of the first frame body 23 and is drivingly coupled with one end of the second drive screw 36 extending out of the first frame body 23 through a gear 241.

Specifically, when the second driving motor 34 works, the second driving motor 34 makes its driving shaft rotate forward or backward according to the command of the control module, and then transmits the transmission force to the second transmission screw 36 in a 1:1 manner through the gear 241, so as to achieve a high response speed, so as to compensate and correct the deviation of the sighting device 32 when the main bow 10 moves at a high frequency within a small range, and then the second transmission screw 36 drives the second driving nut 37 to reciprocate along the axial direction of the second transmission screw 36 when rotating, and the second driving nut 37 can drive the sighting device 32 to reciprocate through the second connecting piece 35, so as to correct the deviation of the sighting device 32 from the preset position. And the structure and advantageous effects that can be achieved by the second drive motor 34 are similar to those of the first drive motor 24 and will not be described in detail here.

Optionally, the control module may include a main control board with a microcontroller, an inertial sensor 213 and an acceleration sensor 214, the inertial sensor 213 and the acceleration sensor 214 are integrated through kalman filtering, and the shake direction and the shake amount of the main bow 10 are respectively monitored, so as to realize high-precision attitude detection of the main bow 10, and the information is transmitted back to the main control board for processing and analysis, and the main control board calculates according to the information to obtain the required correction position and speed information of the arrow rest 22 and the sight 32, and drives the first driving motor 24 and the second driving motor 34 to operate.

Alternatively, the preset arrow rest 22 position and the preset sight 32 position may be entered into the control module database by the operator in advance, then the pre-positioning of the arrow rest 22 and the sighting device 32 is realized, then the operator draws the bow to aim, at the moment, the first motion compensation mechanism 21 and the second motion compensation mechanism 31 are started, the main control board records the current position in advance, then the information returned by the inertial sensing sensor 213 and the acceleration sensing sensor 214 is calculated to obtain the correction position and speed information required by the arrow rest 22 and the sighting device 32, and converted into the drift amount of the arrow rest 22 and the sighting device 32, at this time, the main control board can judge whether the drift amount is zero, if not, the main control board can control the first driving motor 24 and/or the second driving motor 34 to act, thereby realizing the deviation correction of the positions of the arrow rest 22 and/or the sighting device 32 and simultaneously realizing the real-time recording of the shooting arrow position and the shooting arrow posture of the operator more conveniently.

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 is disposed in the second frame body 33 along the axial direction of the second driving screw 36, and the second connecting member 35 is connected to the second sliding block 39.

In particular, by providing the second slider 39 and the second linear guide 38, the cooperation of the second slider 39 and the second linear guide 38 on the one hand eliminates the spinning of the second coupling member 35 due to the coupling with the second drive nut 37, and on the other hand provides precise guidance of the second coupling member 35, which in turn makes the movement of the sight 32 coupled to the second coupling member 35 more stable.

Optionally, a fixing rod 315 may be connected to one side of the sight 32, the fixing rod 315 is transversely inserted into the assembly block 314, and the assembly block 314 is fixedly mounted on the second connecting member 35, so that the depth of insertion of the fixing rod 315 into the assembly block 314 is adjusted, and the sight 32 can be transversely adjusted, conveniently and quickly.

In other embodiments of the present application, as shown in fig. 6, the second motion compensation mechanism 31 further includes a third micro switch 311 and a fourth micro switch 312, and both the third micro switch 311 and the fourth micro switch 312 are electrically connected to the control module and are respectively disposed at two opposite ends of the second lead screw 36 along the axial direction thereof. Specifically, the advantageous effects that can be achieved by the third and fourth micro switches 311 and 312 are similar to the advantageous effects that can be achieved by the first and second micro switches 211 and 212, and are not described in detail here.

In other embodiments of the present application, the first drive motor 24 and the second drive motor 34 are both coreless DC motors. In particular, the first driving motor 24 and the second driving motor 34 can be ensured to have higher rotating speeds, so that the first driving motor 24 and the second driving motor 34 have the characteristics of high rotating speed and low load, and accurate and efficient deviation correction of the offset positions of the arrow rest 22 and the sighting device 32 is facilitated. Optionally, the first driving motor 24 and the second driving motor 34 are both provided with a speed reducer and an encoder to realize three-loop control, so as to ensure that the first driving motor 24 and the second driving motor 34 have higher operation precision and response speed.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.