阅读说明：本技术 前后手定位系统 (Front and back hand positioning system ) 是由 齐光鹏 于 2019-11-05 设计创作，主要内容包括：本发明涉及激光定位技术领域,且公开了前后手定位系统,包括撒放器机构、弹弓机构,所述撒放器机构包括撒放器主体,所述撒放器主体的上端设置有电池盒座,所述电池盒座的前端内部设置有导向槽,所述电池盒座与撒放器主体之间导向槽的内部设置有紧固螺丝,所述电池盒座的前端安装有摆动座,所述摆动座与电池盒座之间设置有摆动座支轴螺丝,所述摆动座的内侧设置有一号激光头座,所述一号激光头座与摆动座之间设置有一号激光头座支轴螺丝,所述一号激光头座的内部贯穿设置有一号激光头。该前后手定位系统,可以实现一号激光头的上下调节,且可以对一号激光头进行左右的调节,调节幅度较大,可以使一号激光头瞄准的范围更大,大大提高了射击精度。(The invention relates to the technical field of laser positioning, and discloses a fore-and-aft hand positioning system which comprises a distributor mechanism and a slingshot mechanism, wherein the distributor mechanism comprises a distributor main body, a battery box seat is arranged at the upper end of the distributor main body, a guide groove is arranged in the front end of the battery box seat, a fastening screw is arranged in the guide groove between the battery box seat and the distributor main body, a swinging seat is arranged at the front end of the battery box seat, a swinging seat fulcrum screw is arranged between the swinging seat and the battery box seat, a first laser head seat is arranged on the inner side of the swinging seat, a first laser head seat fulcrum screw is arranged between the first laser head seat and the swinging seat, and a first laser head penetrates through the interior of the first laser head seat. This front and back hand positioning system can realize the upper and lower regulation of a laser head, and can carry out the regulation about to a laser head, and the range of regulation is great, can make the scope that a laser head aimed bigger, has improved the shooting precision greatly.)

1. Front and back hand positioning system, including spreader mechanism (18), catapult mechanism (19), its characterized in that: the spreader mechanism (18) comprises a spreader body (16), a battery box base (1) is arranged at the upper end of the spreader body (16), a guide groove is formed in the front end of the battery box base (1), a fastening screw (2) is arranged in the guide groove between the battery box base (1) and the spreader body (16), a swinging base (4) is installed at the front end of the battery box base (1), a swinging base fulcrum screw (5) is arranged between the swinging base (4) and the battery box base (1), a laser head base (6) is arranged on the inner side of the swinging base (4), a laser head base screw (12) is arranged between the laser head base (6) and the swinging base (4), a laser head (7) is arranged in the laser head base (6) in a penetrating manner, a left-right adjusting screw (3) and a left-right adjusting screw (13) are respectively arranged at the front end and the rear end of the battery box base (1), the outer surface of the upper end of a first laser head seat (6) in the swinging seat (4) is provided with a first laser head adjusting screw (8) and a second laser head adjusting screw (9), the upper side of the rear end of the battery box seat (1) close to a first laser head seat fulcrum screw (12) is provided with a first swinging seat adjusting screw (14) and a second swinging seat adjusting screw (15), one end of the battery box seat (1) is provided with a power switch (10), the lower end of the distributor main body (16) is provided with a wrench (17), the lower side of one side of the upper end of the laser tact switch (11) close to the battery box seat (1) is provided with a laser tact switch (11), the slingshot mechanism (19) comprises a positioning mark point (21), a slingshot door (22) and a slingshot handle (23), the rear end of the distributor main body (16) is provided with a gantry seat (24), gantry chair (24) and be provided with fixed screw (27) between distributor main part (16), No. two laser head bases (26) are installed to the inboard of gantry chair (24), be provided with laser head fulcrum screw (25) between gantry chair (24) and No. two laser head bases (26), the inside of No. two laser head bases (26) is run through and is provided with No. two laser heads (28), the upper end of gantry chair (24) is run through and is provided with No. three laser head adjusting screw (29), and the lower extreme of gantry chair (24) runs through and is provided with No. four laser head adjusting screw (30).

2. The fore-aft hand positioning system of claim 1, wherein: the outer surface of the lower end of the battery box seat (1) is movably connected with the upper end of the distributor main body (16) through a fastening screw (2).

3. The fore-aft hand positioning system of claim 1, wherein: the outer surface of the rear end of the swinging seat (4) is movably connected with the outer surface of the front end of the battery box seat (1) through a swinging seat fulcrum screw (5), the battery is arranged on the battery box seat (1), and the input port of the power switch (10) is electrically connected with the output port of the battery.

4. The fore-aft hand positioning system of claim 1, wherein: a laser headstock (6) is movably mounted on the inner side of the swinging seat (4) through a laser headstock fulcrum screw (12), the upper end of the wrench (17) is fixedly connected with the lower end of the distributor main body (16), and the input port of the laser head (7) is electrically connected with the output port of the laser tact switch (11).

5. The fore-aft hand positioning system of claim 1, wherein: the surface of a laser head (7) and the internal surface fixed connection of a laser head seat (6), the lower extreme surface of a laser head adjusting screw (8), No. two laser head adjusting screws (9) and the upper end surface swing joint of a laser head seat (6), the front end swing joint of adjusting screw (3) and battery box seat (1) is controlled to No. one, and the rear end swing joint of adjusting screw (13) and battery box seat (1) is controlled to No. two, and adjusting screw (13) all with fastening screw (2) swing joint about adjusting screw (3) and No. two about No. one, switch (10) fixed mounting is in the rear end of battery box seat (1), laser dabs switch (11) fixed mounting in the upper end of spanner (17).

6. The fore-aft hand positioning system of claim 1, wherein: the utility model discloses a battery box seat, including the internal surface swing joint of the surface of a laser head adjusting screw (8), No. two laser head adjusting screws (9) and swing seat (4), a laser head adjusting screw (8) are located one side of No. two laser head adjusting screws (9), the surface and battery box seat (1) swing joint of a swing seat adjusting screw (14), No. two swing seat adjusting screws (15), the front end surface of a swing seat adjusting screw (14), No. two swing seat adjusting screws (15) and the rear end surface swing joint of swing seat (4).

7. The fore-aft hand positioning system of claim 1, wherein: the catapult door is characterized in that a catapult handle (23) is arranged at the rear end of the catapult door (22), and the outer surface of the front end of the catapult door (22) is fixedly connected with the outer surface of the rear end of the catapult handle (23).

8. The fore-aft hand positioning system of claim 1, wherein: the device is characterized in that a positioning mark point (21) is formed in the outer surface of one end of the upper portion of the slingshot door (22), the slingshot door (22) is arranged between the distributor mechanism (18) and the slingshot mechanism (19), the positioning light beam (20) is emitted by the light source (7), and the positioning light beam (20) irradiates the positioning mark point (21).

9. The fore-aft hand positioning system of claim 1, wherein: the outer surface of No. two laser head bases (26) passes through the internal surface swing joint of laser head fulcrum screw (25) and longmen seat (24), the lower extreme surface of No. three laser head adjusting screw (29) and the upper end surface swing joint of No. two laser heads (28), and the upper end surface of No. four laser head adjusting screw (30) and the lower extreme surface swing joint of No. two laser heads (28).

10. The fore-aft hand positioning system of claim 1, wherein: no. two laser heads (28) and No. two laser headstock (26) looks adaptations, the surface of No. two laser heads (28) and the internal surface fixed connection of No. two laser headstock (26), the front end surface of gantry chair (24) passes through fixed screw (27) and the rear end external surface fixed connection of distributor main part (16).

Technical Field

The invention relates to the technical field of laser positioning, in particular to a front-back hand positioning system.

Background

The slingshot is a cold weapon in ancient times, but now as an entertainment body-building toy, receive liking of many shooting enthusiasts, the playing method of domestic, foreign slingshot is basically all to hold the leather pocket and marble with the hand at present, then pull the rubber band and launch, this kind of shooting principle has decided, the location of forehand and back hand is the key, play the slingshot and know, the forehand location is easier, the back hand location is difficult, can only form more stable muscle memory through long-term exercise and can reach more ideal shooting precision, the average people hardly reaches, also have the mechanical dispenser that can clip leather pocket and marble on the market at present, but because the design is unreasonable, can't improve the shooting precision even, so the user is less, the main shortcoming: firstly, there is not accurate location restraint between the catapult bow door of ware and forehand is broadcast to the ware of putting, so leather pocket and marble of the back hand of just can't fixing a position, and No. two sight laser head positions can not adjust when using, and the scope of a laser head irradiation is little, and No. three can't carry out assistance-localization real-time to the sight, for this reason, hand positioning system around we propose.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a front-back hand positioning system, which has the advantages that the up-down adjustment of a laser head can be realized, the left-right adjustment of the laser head can be realized, the adjustment range is large, the range of aiming of the laser head can be enlarged, the shooting precision is greatly improved, the auxiliary positioning of a sighting device can be realized, and the like, and the problems that the traditional slingshot cannot position leather pockets and marbles of the back hand, the position of the laser head cannot be adjusted when the sighting device is used, the irradiation range of the laser head is small, and the auxiliary positioning of the sighting device cannot be realized are solved.

(II) technical scheme

In order to realize the up-and-down adjustment of the first laser head, the left-and-right adjustment of the first laser head can be realized, the adjustment range is large, the aiming range of the first laser head can be larger, the shooting precision is greatly improved, and the aim of auxiliary positioning of the aiming device can be fulfilled, the invention provides the following technical scheme: front and back hand positioning system, including broadcasting ware mechanism, catapult mechanism, broadcasting ware mechanism is including broadcasting the ware main part, the upper end of broadcasting the ware main part is provided with the battery box seat, the inside guide way that is provided with of front end of battery box seat, the inside of guide way is provided with fastening screw between battery box seat and the broadcasting ware main part, swing seat is installed to the front end of battery box seat, be provided with swing seat counter roll screw between swing seat and the battery box seat, the inboard of swing seat is provided with a laser headstock, be provided with a laser headstock counter roll screw between a laser headstock and the swing seat, the inside of a laser headstock runs through and is provided with a laser head, the front and back end of battery box seat is provided with regulation screw about No. one and regulation screw about No. two respectively, the upper end surface of an inside laser headstock of swing seat is provided with a laser head regulation screw, No. two laser head adjusting screws, the rear end of battery box seat is provided with a swinging seat adjusting screw, No. two swinging seat adjusting screws near the top of a laser headstock fulcrum screw, the one end of battery box seat is provided with switch, the lower extreme of distributor main part is provided with the spanner, the upper end one side of laser tact switch is provided with the laser tact switch near the below of battery box seat, catapult mechanism includes location mark point, catapult door, catapult handle, the rear end of distributor main part is provided with the portal frame, be provided with the fixed screw between portal frame and the distributor main part, No. two laser headstock are installed to the inboard of portal frame, be provided with laser head fulcrum screw between portal frame and No. two laser headstock, the inside of No. two laser headstock runs through and is provided with No. two laser heads, the upper end of portal frame runs through and is provided with No. three laser head adjusting screws, and the lower end of the gantry base is provided with a fourth laser head adjusting screw in a penetrating manner.

Preferably, the outer surface of the lower end of the battery box seat is movably connected with the upper end of the spreader main body through a fastening screw.

Preferably, the outer surface of the rear end of the swing seat is movably connected with the outer surface of the front end of the battery box seat through a swing seat fulcrum screw, the battery box seat is provided with a battery, and the input port of the power switch is electrically connected with the output port of the battery.

Preferably, the laser head seat is movably mounted on the inner side of the swinging seat through a support shaft screw of the laser head seat, the upper end of the wrench is fixedly connected with the lower end of the distributor main body, and the input port of the laser head is electrically connected with the output port of the laser tact switch.

Preferably, the surface of a laser head and the internal surface fixed connection of a laser head seat, the lower extreme surface of a laser head adjusting screw, No. two laser head adjusting screws and the upper end surface swing joint of a laser head seat, the front end swing joint of adjusting screw and battery box seat about No. one, and the rear end swing joint of adjusting screw and battery box seat about No. two, and adjusting screw all with fastening screw swing joint about No. one and No. two, switch fixed mounting is in the rear end of battery box seat, laser dabs switch fixed mounting in the upper end of spanner.

Preferably, the surface of a laser head adjusting screw, No. two laser head adjusting screws and the internal surface swing joint of swing seat, a laser head adjusting screw is located one side of No. two laser head adjusting screws, the surface and the battery box seat swing joint of a swing seat adjusting screw, No. two swing seat adjusting screws, the front end surface of a swing seat adjusting screw, No. two swing seat adjusting screws and the rear end surface swing joint of swing seat.

Preferably, the rear end of the slingshot door is provided with a slingshot handle, and the outer surface of the front end of the slingshot door is fixedly connected with the outer surface of the rear end of the slingshot handle.

Preferably, the outer surface of one end of the upper part of the slingshot door is provided with a positioning mark point, the slingshot door is arranged between the spreader mechanism and the slingshot mechanism, the positioning light beam is emitted, and the positioning light beam irradiates at the positioning mark point.

Preferably, the surface of No. two laser head bases passes through the internal surface swing joint of laser head fulcrum screw and gantry base, the lower extreme surface of No. three laser head adjusting screw and the upper end surface swing joint of No. two laser heads, and the upper end surface of No. four laser head adjusting screw and the lower extreme surface swing joint of No. two laser heads.

Preferably, No. two laser heads and No. two laser head seats looks adaptations, the surface of No. two laser heads and the internal surface fixed connection of No. two laser head seats, the front end surface of gantry bearing passes through the fixed screw and spreads the rear end external surface fixed connection of putting the ware main part.

Advantageous effects

Compared with the prior art, the invention provides a front-back hand positioning system, which has the following beneficial effects:

1. the front and rear hand positioning system can lead the battery box seat to be arranged at the upper end of the distributor main body by screwing the fastening screw into the guide groove, lead the first left and right adjusting screw and the second left and right adjusting screw to be screwed into the battery box seat, lead the first left and right adjusting screw and the second left and right adjusting screw to be propped against the outer side of the fastening screw, lead the fastening screw to move by rotating the first left and right adjusting screw and the second left and right adjusting screw, further lead the battery box seat to swing, thereby realizing the left and right adjustment of the position of the first laser head, lead the front end of the battery box seat to fix the swinging seat on the battery box seat by the swinging seat fulcrum screw, lead the swinging seat to swing around the swinging seat fulcrum screw by adjusting the first swinging seat adjusting screw and the second swinging seat adjusting screw, therefore, the swing adjustment of the first laser head is realized, the first laser head seat is connected with the swing seat through the first laser head seat fulcrum screw, the first laser head adjusting screw and the second laser head adjusting screw are installed on the upper portion of the swing seat, the first laser head adjusting screw and the second laser head adjusting screw are adjusted to enable the first laser head seat to rotate around the first laser head seat fulcrum screw, the first laser head is sleeved inside the first laser head seat, the first laser head can be driven to swing up and down through the rotation of the first laser head seat, the up-down adjustment of the first laser head is realized, the left-right adjustment of the first laser head can be carried out, the adjustment range is large, the range of aiming the first laser head can be larger, and the operation is simpler.

2. This fore-and-aft hand positioning system, when the location light beam of a laser head transmission coincided with the location mark point on the catapult door, the ware mechanism was put in the ware is put in the ware to the ware mechanism of spreading of backhand and the position of the catapult mechanism of forehand just so can reach and spread the ware mechanism and all the same every time with the position of catapult mechanism, can realize accurate shooting, solved the unable accurate problem of fixing a position of backhand when playing the catapult, improved the shooting precision greatly.

3. The front and back hand positioning system fixes the gantry base at the back end of the spreader body through a fixing screw, movably installs the second laser head base in the gantry base through a laser head fulcrum screw, so that the second laser head is arranged at the inner side of the gantry seat, the third laser head adjusting screw and the fourth laser head adjusting screw are screwed into the gantry seat, the lower end of the third laser head adjusting screw is propped against the outer surface of the upper end of the second laser head, the upper end of the fourth laser head adjusting screw is propped against the outer surface of the lower end of the second laser head, can carry out assistance-localization real-time to the target object through No. two laser heads, increase the accuracy of aiming, can make No. two laser heads rotatory around laser head fulcrum screw through the upper and lower No. three laser head adjusting screws and No. four laser head adjusting screws of rotating, and then adjust the angle of No. two laser heads, can increase the working range of No. two laser heads.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the spreader mechanism of the present invention;

FIG. 3 is a schematic partial structure of the spreader mechanism of the present invention;

FIG. 4 is a schematic structural view of the slingshot mechanism of the present invention;

fig. 5 is a partial schematic view of the spreader mechanism of the present invention.

In the figure: 1. a battery case base; 2. fastening screws; 3. a first left-right adjusting screw; 4. a swing seat; 5. a pivot screw of the swing seat; 6. a first laser head seat; 7. a first laser head; 8. a first laser head adjusting screw; 9. a first laser head adjusting screw; 10. a power switch; 11. a laser tact switch; 12. a first laser head seat fulcrum screw; 13. a second left-right adjusting screw; 14. a first swing seat adjusting screw; 15. a second swing seat adjusting screw; 16. a spreader body; 17. a wrench; 18. a spreader mechanism; 19. a slingshot mechanism; 20. positioning the light beam; 21. positioning the mark points; 22. a slingshot door; 23. a slingshot handle; 24. a gantry base; 25. a laser head fulcrum screw; 26. a second laser head seat; 27. fixing screws; 28. a second laser head; 29. a third laser head adjusting screw; 30. no. four laser head adjusting screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the front and rear hand positioning system includes a spreader mechanism 18 and a slingshot mechanism 19, the spreader mechanism 18 includes a spreader body 16, a battery box base 1 is disposed at an upper end of the spreader body 16, a guide slot is disposed inside a front end of the battery box base 1, a fastening screw 2 is disposed inside the guide slot between the battery box base 1 and the spreader body 16, a swing base 4 is mounted at a front end of the battery box base 1, a swing base fulcrum screw 5 is disposed between the swing base 4 and the battery box base 1, a first laser head base 6 is disposed inside the swing base 4, a first laser head base fulcrum screw 12 is disposed between the first laser head base 6 and the swing base 4, a first laser head 7 is disposed inside the first laser head base 6, a first left and right adjusting screw 3 and a second left and right adjusting screw 13 are disposed at front and rear ends of the battery box base 1, a first laser head adjusting screw 8, a second laser head adjusting screw 8 is disposed on an upper outer surface of the first laser head base 6 inside the swing, A second laser head adjusting screw 9, a first swing seat adjusting screw 14 and a second swing seat adjusting screw 15 are arranged above the rear end of the battery box seat 1 close to a first laser head seat fulcrum screw 12, a power switch 10 is arranged at one end of the battery box seat 1, a wrench 17 is arranged at the lower end of the distributor main body 16, a laser tact switch 11 is arranged below one side of the upper end of the laser tact switch 11 close to the battery box seat 1, a slingshot mechanism 19 comprises a positioning mark point 21, a slingshot door 22 and a slingshot handle 23, a gantry seat 24 is arranged at the rear end of the distributor main body 16, a fixing screw 27 is arranged between the gantry seat 24 and the distributor main body 16, a second laser head seat 26 is arranged at the inner side of the gantry seat 24, a laser head fulcrum screw 25 is arranged between the gantry seat 24 and the second laser head seat 26, a second laser head 28 penetrates through the interior of the second laser head seat 26, the upper end of the gantry 24 is provided with a third laser head adjusting screw 29 in a penetrating manner, and the lower end of the gantry 24 is provided with a fourth laser head adjusting screw 30 in a penetrating manner.

The outer surface of the lower end of the battery box base 1 is movably connected with the upper end of the spreader main body 16 through a fastening screw 2.

The outer surface of the rear end of the swinging seat 4 is movably connected with the outer surface of the front end of the battery box seat 1 through a swinging seat fulcrum screw 5, the battery is arranged on the battery box seat 1, and the input port of the power switch 10 is electrically connected with the output port of the battery.

The first laser head seat 6 is movably arranged on the inner side of the swinging seat 4 through a first laser head seat fulcrum screw 12, the upper end of a wrench 17 is fixedly connected with the lower end of a distributor main body 16, and the input port of the first laser head 7 is electrically connected with the output port of the laser tact switch 11.

The outer surface of a first laser head 7 is fixedly connected with the inner surface of a first laser head seat 6, a first laser head adjusting screw 8, the outer surface of the lower end of a second laser head adjusting screw 9 is movably connected with the outer surface of the upper end of the first laser head seat 6, a left adjusting screw 3 and a right adjusting screw 3 are movably connected with the front end of a battery box seat 1, a left adjusting screw 13 and a right adjusting screw 13 are movably connected with the rear end of the battery box seat 1, the left adjusting screw 3 and the right adjusting screw 13 are both movably connected with a fastening screw 2, a power switch 10 is fixedly installed at the rear end of the battery box seat 1, and a laser tact switch 11 is fixedly installed at the upper end of a spanner 17.

The outer surfaces of a first laser head adjusting screw 8 and a second laser head adjusting screw 9 are movably connected with the inner surface of the swinging seat 4, the first laser head adjusting screw 8 is positioned at one side of the second laser head adjusting screw 9, the outer surfaces of a first swinging seat adjusting screw 14 and a second swinging seat adjusting screw 15 are movably connected with the battery box seat 1, and the outer surfaces of the front ends of the first swinging seat adjusting screw 14 and the second swinging seat adjusting screw 15 are movably connected with the outer surface of the rear end of the swinging seat 4.

The rear end of the slingshot door 22 is provided with a slingshot handle 23, and the outer surface of the front end of the slingshot door 22 is fixedly connected with the outer surface of the rear end of the slingshot handle 23.

The outer surface of one end of the upper part of the slingshot door 22 is provided with a positioning mark point 21, the slingshot door 22 is arranged between the spreader mechanism 18 and the slingshot mechanism 19, the positioning light beam 20 is emitted from the light source 7, and the positioning light beam 20 irradiates the positioning mark point 21.

The outer surface of the second laser head seat 26 is movably connected with the inner surface of the gantry seat 24 through a laser head fulcrum screw 25, the outer surface of the lower end of a third laser head adjusting screw 29 is movably connected with the outer surface of the upper end of the second laser head 28, and the outer surface of the upper end of a fourth laser head adjusting screw 30 is movably connected with the outer surface of the lower end of the second laser head 28.

The second laser head 28 is matched with the second laser head seat 26, the outer surface of the second laser head 28 is fixedly connected with the inner surface of the second laser head seat 26, and the outer surface of the front end of the gantry 24 is fixedly connected with the outer surface of the rear end of the distributor main body 16 through a fixing screw 27

When the laser head laser device works, a user screws a fastening screw 2 into a guide groove to enable a battery box base 1 to be arranged at the upper end of a distributor main body 16, screws a left-right adjusting screw 3 and a right-left adjusting screw 13 into the battery box base 1 to enable the left-right adjusting screw 3 and the right-left adjusting screw 13 to be pressed against the outer side of the fastening screw 2, can enable the fastening screw 2 to move by rotating the left-right adjusting screw 3 and the right-left adjusting screw 13, further enables the battery box base 1 to swing, so as to achieve the front-back adjustment of the position of a laser head 7, fixes a swing base 4 on the battery box base 1 through a swing base fulcrum screw 5 at the front end of the battery box base 1, and is provided with a swing base adjusting screw 14 pressed against the swing base 4 and a swing base adjusting screw 15 at the rear end of the battery box base 1, and enables the swing base 4 to swing around the swing base fulcrum screw 5 by adjusting the swing base adjusting screw 14 and the swing base adjusting screw 15, therefore, the first laser head seat 6 is connected with the swinging seat 4 through the first laser head seat fulcrum screw 12, the first laser head adjusting screw 8 and the second laser head adjusting screw 9 are installed on the upper portion of the swinging seat 4, the first laser head adjusting screw 8 and the second laser head adjusting screw 9 are adjusted to enable the first laser head seat 6 to rotate around the first laser head seat fulcrum screw 12, the first laser head 7 is sleeved inside the first laser head seat 6, the first laser head 7 is driven to swing up and down through the rotation of the first laser head seat 6, the first laser head 7 can be adjusted up and down and left and right, the battery is installed in the battery box seat 1, the first laser head 7 can emit laser through the laser light touch switch 11, the first laser head 7 is powered through the battery, and the battery can be controlled to work through the power switch 10, opening the first laser head 7, when the positioning light beam 20 emitted by the first laser head coincides with the positioning mark point 21 on the slingshot door 22, the positions of the spreader mechanism 18 of the rear hand and the slingshot mechanism 19 of the front hand can be mutually positioned, the gantry 24 is fixed at the rear end of the spreader body 16 through the fixing screw 27, the second laser head seat 26 is movably arranged in the gantry 24 through the laser head fulcrum screw 25, the second laser head 26 is further arranged at the inner side of the gantry 24, the third laser head adjusting screw 29 and the fourth laser head adjusting screw 30 are screwed into the gantry 24, the lower end of the third laser head adjusting screw 29 is propped against the outer surface of the upper end of the second laser head 28, the upper end of the fourth laser head adjusting screw 30 is propped against the outer surface of the lower end of the second laser head 28, the target object can be positioned in an auxiliary way through the second laser head 28, and the second laser head adjusting screw 30 can be positioned in an auxiliary way through vertically rotating the third laser head adjusting screw 29 and the fourth laser head adjusting screw 30 The head 28 is rotated about the laser head fulcrum screw 25, thereby adjusting the angle of the second laser head 28.

In summary, the battery box base 1 can be installed at the upper end of the distributor body 16 by screwing the fastening screw 2 into the guide groove, the first left-right adjusting screw 3 and the second left-right adjusting screw 13 are screwed into the battery box base 1, the first left-right adjusting screw 3 and the second left-right adjusting screw 13 are pressed against the outside of the fastening screw 2, the fastening screw 2 can be moved by rotating the first left-right adjusting screw 3 and the second left-right adjusting screw 13, and the battery box base 1 is swung, thereby realizing the left-right adjustment of the position of the first laser head 7, the swing base 4 is fixed on the battery box base 1 through the swing base fulcrum screw 5 at the front end of the battery box base 1, the first swing base adjusting screw 14 and the second swing base adjusting screw 15 pressed against the swing base 4 are installed at the rear end of the battery box base 1, the swing base 4 can swing around the swing base fulcrum screw 5 by adjusting the first swing base adjusting screw 14 and the second swing base adjusting screw 15, therefore, the first laser head 7 can swing and be adjusted, the first laser head seat 6 is connected with the swing seat 4 through the first laser head seat fulcrum screw 12, the first laser head adjusting screw 8 and the second laser head adjusting screw 9 are mounted on the upper portion of the swing seat 4, the first laser head adjusting screw 8 and the second laser head adjusting screw 9 are adjusted to enable the first laser head seat 6 to rotate around the first laser head seat fulcrum screw 12, the first laser head 7 is sleeved inside the first laser head seat 6, the first laser head seat 6 can drive the first laser head 7 to swing up and down through rotation, up and down adjustment of the first laser head 7 is achieved, left and right adjustment can be conducted on the first laser head 7, the adjustment range is large, the aiming range of the first laser head 7 can be large, and operation is simple; when the positioning light beam 20 emitted by the first laser head coincides with the positioning mark point 21 on the slingshot door 22, the positions of the spreader mechanism 18 of the rear hand and the slingshot mechanism 19 of the front hand are mutually positioned, so that the positions of the spreader mechanism 18 and the slingshot mechanism 19 of the front hand are the same each time, accurate shooting can be realized, the problem that the rear hand cannot be accurately positioned when playing slingshots is solved, the shooting precision is greatly improved, the gantry base 24 is fixed at the rear end of the spreader body 16 through the fixing screw 27, the second laser head base 26 is movably arranged in the gantry base 24 through the laser head fulcrum screw 25, the second laser head 26 is further arranged on the inner side of the gantry base 24, the third laser head adjusting screw 29 and the fourth laser head adjusting screw 30 are screwed into the gantry base 24, and the lower end of the third laser head adjusting screw 29 is abutted against the outer surface of the upper end of the second laser head 28, and make the upper end of No. four laser head adjusting screw 30 top in the lower extreme surface of No. two laser heads 28, can carry out assistance-localization real-time to the target object through No. two laser heads 28, increase the accuracy of aiming, can make No. two laser heads 28 rotatory around laser head fulcrum screw 25 through rotating No. three laser head adjusting screw 29 and No. four laser head adjusting screw 30 from top to bottom, and then adjust the angle of No. two laser heads 28, can increase the working range of No. two laser heads 28.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.