CN113243308A - Ear tag gun for mounting ear tag - Google Patents

Abstract

The invention relates to an ear tag gun for mounting an ear tag, which comprises a gun body, wherein a U-shaped ear tag mounting frame is fixed at the front end of the gun body, a sliding groove is arranged in the gun body, a sliding block is arranged in the sliding groove in a sliding manner, the front end of the sliding block is connected with a connecting rod, the head of the connecting rod penetrates through the wall of the sliding groove and vertically moves relative to the side wall of the U-shaped opening of the ear tag mounting frame in the U-shaped opening of the ear tag mounting frame, a first spring positioned between the sliding block and the wall of the sliding groove is sleeved on the connecting rod, mounting seats for mounting the ear tag are respectively arranged at the front end of the connecting rod and the side wall of the ear tag mounting frame opposite to the front end of the connecting rod, the tail end of the sliding block is connected with a driving mechanism for driving the sliding block to slide, a trigger control mechanism is also arranged on the gun body, and the trigger control mechanism comprises a trigger and a multi-connecting-rod transmission mechanism, one end of which is hinged with the trigger, the other end of the trigger is elastically connected in the gun body, and can position the sliding block to slide. The invention has simple and labor-saving operation, effectively reduces the labor intensity, improves the labor efficiency, and is convenient and practical.

Description

Ear tag gun for mounting ear tag

Technical Field

The invention relates to a veterinary instrument, in particular to a labor-saving ear tag gun for mounting an ear tag.

Background

Ear tags are a common identification applied to the ear of an animal for the management of the animal, for the purpose of proving the identity of the animal, and are tags carrying information about the individual animal. At present, use ear tag pincers to accomplish for the ear tag is beaten to the animal ear, need hold two handles of pressing ear tag pincers with the hand when beating the ear tag, it is harder, will cause can not fine installation male ear tag and female ear tag if the strength undersize, long-time uses vigorously, will cause the injury to the user, the hand is beaten the bubble easily, is unfavorable for the use.

Disclosure of Invention

Aiming at the existing defects, the invention provides a labor-saving ear tag gun for installing an ear tag.

The technical scheme adopted by the invention for solving the technical problems is as follows: an ear tag gun for mounting an ear tag comprises a gun body, wherein a U-shaped ear tag mounting frame is fixedly connected to the front end of the gun body, a sliding groove is formed in the gun body, a sliding block is arranged in the sliding groove in a sliding mode, the front end of the sliding block is connected with a connecting rod, the head of the connecting rod penetrates through the wall of the sliding groove or sequentially penetrates through the wall of the sliding groove and the side wall of a U-shaped opening of the ear tag mounting frame and vertically moves relative to the side wall of the U-shaped opening of the ear tag mounting frame along with the sliding of the sliding block in the U-shaped opening of the ear tag mounting frame, a first spring positioned between the sliding block and the wall of the sliding groove is sleeved on the connecting rod, mounting seats for mounting the ear tag are respectively arranged at the front end of the connecting rod and the side wall of the ear tag mounting frame opposite to the front end of the connecting rod, a driving mechanism for driving the sliding block to slide is connected to the tail end of the sliding block, and a trigger control mechanism is further arranged on the gun body, the trigger control mechanism comprises a trigger part positioned outside the gun body, and a multi-connecting-rod transmission mechanism, wherein one end of the multi-connecting-rod transmission mechanism positioned in the gun body is hinged with the trigger, and the other end of the multi-connecting-rod transmission mechanism is elastically connected in the gun body and can position the sliding block to slide.

Preferably, the sliding block is provided with a limiting groove, the other end of the multi-link transmission mechanism is provided with a protrusion, the sliding groove is provided with a positioning hole corresponding to the side wall of the protrusion, and the protrusion can movably extend out of or retract into the positioning hole to be matched with or separated from the limiting groove for clamping.

Preferably, the multi-link transmission mechanism is a four-link transmission mechanism including four links.

Preferably, the driving mechanism comprises a pull rod which is connected to the tail end of the sliding block and is arranged on the same axial direction as the sliding block, the pull rod penetrates through the gun body and slides relative to the gun body, and a second spring which is arranged between the tail end of the sliding block and the side wall of the sliding groove is sleeved on the pull rod.

Preferably, the pull rod, the slide block and the connecting rod are of an integral structure.

Preferably, the multi-link transmission mechanism is elastically connected to the gun body through a third spring provided at the other end of the multi-link transmission mechanism.

Preferably, the driving mechanism comprises a bidirectional driving motor, a ball screw, a control circuit board and a power supply, the bidirectional driving motor is arranged in the gun body, the ball screw is in transmission connection with the driving motor, the control circuit board controls the driving motor to operate, the power supply provides power for the driving motor and the control circuit board, a screw rod or a nut of the ball screw is connected with the tail end of the sliding block, the nut or the screw rod of the ball screw is correspondingly in transmission connection with the driving motor, and a switch capable of being pressed against the other end of the multi-link transmission mechanism to be connected or disconnected is arranged on the control circuit board.

Preferably, the driving mechanism comprises a bidirectional driving motor, a gear, a spur rack, a control circuit board and a power supply, wherein the bidirectional driving motor, the gear, the spur rack, the control circuit board and the power supply are all arranged in the gun body, the gear is connected to a rotating shaft of the driving motor, the spur rack is in meshing transmission with the gear, the control circuit board is used for controlling the driving motor to operate, the power supply is used for supplying power to the driving motor and the control circuit board, one end of the spur rack is connected with the tail end of the sliding block, and a switch which can be pressed against the other end of the multi-connecting-rod transmission mechanism to be switched on or off is arranged on the control circuit board.

Preferably, the power supply is a rechargeable lithium ion battery, the gun body is provided with a charging hole for charging the power supply, and the gun body is also provided with an indicator light electrically connected with the control circuit board.

Preferably, the switch is a two-stage switch.

The invention has the beneficial effects that: the multi-connecting-rod transmission mechanism is used for punching the ear tag by using mechanical force, the multi-connecting-rod transmission mechanism is used for starting the punching action of the driving mechanism by using the force of pressing the trigger by using a finger, so that the force is greatly saved, meanwhile, the pressure on each kinematic pair in unit area is smaller during the transmission of the multi-connecting-rod transmission mechanism, the multi-connecting-rod transmission mechanism is beneficial to lubrication, the abrasion is lighter, the service life is longer, the manufacture is simpler, higher precision is easy to obtain, the operation is simple and labor-saving, the labor intensity can be effectively reduced, the labor efficiency is improved, and the multi-connecting-rod transmission.

Drawings

FIG. 1 is a schematic view of the internal structure of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic view showing an internal structure of an embodiment of the present invention using a ball screw;

fig. 4 is a schematic view of an internal structure of an embodiment of the present invention using a spur rack;

part names and serial numbers in the figure: 1-gun body 10-sliding groove 100-positioning hole 2-ear tag mounting rack 20-U-shaped opening 21-mounting seat 3-sliding block 30-limiting groove 4-connecting rod 5-first spring 6-driving mechanism 60-pull rod 61-second spring 62-driving motor 63-ball screw 64-control circuit board 65-power supply 66-switch 67-gear 68-spur rack 7-trigger control mechanism 70-trigger 71-multi-connecting-rod transmission mechanism 710-protrusion 711-third spring.

Detailed Description

For the purpose of more clearly illustrating the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments, for clear and complete description, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, are within the scope of the present invention. In addition, directional terms used in the present invention, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer to directions only as shown in the attached drawings, and are used for better and clearer explanation and understanding of the present invention, and do not indicate or imply orientation which the present invention must have, and thus, should not be construed as limiting the present invention.

Embodiments of the present invention are shown in fig. 1 to 4, and an ear tag gun for mounting an ear tag comprises a gun body 1, the gun body 1 has a handle for easy holding and a containing space for easy movement of a firing pin like a conventional gun housing, and can be formed by a structure in which a left housing and a right housing are engaged with each other or a structure in which an upper housing and a lower housing are engaged with each other, a U-shaped ear tag mounting frame 2 is fixedly connected to a front end of the gun body 1, the U-shaped ear tag mounting frame means two end surfaces with an open end and parallel open ends, when mounting an ear tag, a male ear tag and a female ear tag can be vertically mounted relative to each other without being dislocated, so that the mounting quality is ensured, the lower part of the ear tag mounting frame 2 can be set in an arc, square or triangular state according to different requirements, and the parallel structure of the open ends of the lower part cannot be affected by the shape of the lower part, the installation of the ear tag cannot be influenced, a sliding groove 10 is arranged in the gun body 1, a sliding block 3 is arranged in the sliding groove 10 in a sliding mode, the sliding block 3 slides in the sliding groove 10 to divide the sliding groove 10 into a front part and a rear part, the front end of the sliding block 3 is connected with a connecting rod 4, the head of the connecting rod 4 penetrates through the groove wall of the sliding groove 10 or sequentially penetrates through the groove wall of the sliding groove 10 and the side wall of the U-shaped opening 20 of the ear tag mounting rack 2 and vertically moves relative to the side wall of the U-shaped opening 20 of the ear tag mounting rack 2 along with the sliding of the sliding block 3 in the U-shaped opening 20 of the ear tag mounting rack 2, namely, two open side walls of the ear tag mounting rack 2 are arranged at the front end of the gun body 1 on one side and opposite to the front end of the gun body on the other side, and at the moment, the head of the connecting rod 4 vertically moves relative to the side wall of the U-shaped opening 20 of the ear tag mounting rack 2 after penetrating through the groove wall of the sliding groove 10, that is to say, the connecting rod 4 is arranged in a manner perpendicular to the side wall of the U-shaped opening 20, the front end of the connecting rod 4 is positioned in the opening of the U-shaped opening 20 of the ear tag mounting frame 2, under the condition that the two side walls of the ear tag mounting frame 2 are at the same height, the head of the connecting rod 4 can sequentially penetrate through the groove wall of the sliding groove 10 and the side wall of the ear tag mounting frame 2 to move in the U-shaped opening 20, under the condition that the two side walls of the ear tag mounting frame 2 are at different heights, the relatively short end can be arranged at the bottom of the front end of the gun body 1, at the moment, the head of the connecting rod 4 only needs to penetrate through the groove wall of the sliding groove 10, and the side wall of the ear tag mounting frame 2 to move in the U-shaped opening 20, and when the connecting rod 4 is arranged at the front end of the gun body 1 at a relatively high side, the head of the connecting rod 4 also sequentially penetrates through the groove wall of the sliding groove 10 and the side wall of The opening 20 moves, only the top of the shorter end and the top of the gun body 1 are required to be in the same plane, so that the head of the connecting rod 4 in the U-shaped opening 20 is ensured to be corresponding to the side wall of the U-shaped opening 20, the correct application of the ear tag marking force is ensured, the connecting rod 4 is sleeved with a first spring 5 positioned between the sliding block 3 and the groove wall of the sliding groove 10, when the head of the connecting rod 4 moves to the side wall of the U-shaped opening 20 of the ear tag mounting frame 2 opposite to the head of the connecting rod 4, the first spring 5 is compressed, the groove wall of the sliding groove 10 is stressed, the front end of the sliding block 3 is pushed backwards, the front end of the connecting rod 4 and the side wall of the ear tag mounting frame 2 opposite to the front end are both provided with the ear tag mounting seats 21, when one side is used for mounting a male ear tag, and the other side is used for mounting a female ear tag, the tail end of the sliding block 3 is connected with a driving mechanism 6 for driving the sliding block 3 to slide, the driving mechanism 6 can be purely mechanically driven according to different use requirements, the mark is marked by force transmission after external force is applied, the mark can also be marked by electric driving through the force transmission, a trigger control mechanism 7 is further arranged on the gun body 1, the trigger control mechanism 7 comprises a trigger 70 partially positioned outside the gun body 1, a multi-link transmission mechanism 71 which is positioned in the gun body 1, one end of the trigger is hinged with the trigger 70, the other end of the trigger is elastically connected in the gun body 1, the sliding block 3 can be positioned, the sliding block 3 can slide, the ear mark can be marked by the driving mechanism 6 through mechanical force, the sliding block 3 is positioned by the multi-link transmission mechanism 71 when the ear mark is used, the end part of the head part of the connecting rod 4 and the side wall of the U-shaped opening 20 opposite to the sliding block are positioned farthest, then the corresponding ear tags are arranged on the respective installation seats 21, the trigger 70 is pressed by fingers, at this time, the operation can be carried out by using small force, then the positioning state of the multi-link transmission mechanism 71 and the sliding block 3 is released through the transmission of the multi-link transmission mechanism 71, the elastic connection between the multi-link transmission mechanism 71 and the gun body 1 generates elastic force, the sliding block 3 moves forwards under the driving of the driving mechanism 6, and then the ear tags arranged at the head parts of the connecting rods 6 are driven to move, so that the two ear tags are matched and clamped, at this time, the first spring 5 compresses the forward pressure and applies backward thrust to the sliding block 3 under the sliding of the sliding block 3, thus the marking action is completed by using the force of the finger-pressing trigger 70, the force is greatly saved, and the pressure on each moving pair in unit area is smaller when the multi-link transmission mechanism 71 is used for transmission, the novel oil-gas separator is beneficial to lubrication, light in abrasion, long in service life, simple to manufacture, easy to obtain high precision, simple and labor-saving to operate, capable of effectively reducing labor intensity and improving labor efficiency, and convenient and practical. After the finger is released, the other end of the multi-link transmission mechanism 71 is restored to its original state with the gun body 1 by the elastic force. For the positioning between the multi-link transmission mechanism 71 and the sliding block, the sliding block 3 is provided with a limit groove 30, the other end of the multi-link transmission mechanism 71 is provided with a protrusion 710, the side wall of the sliding groove 10 corresponding to the protrusion 710 is provided with a positioning hole 100, the protrusion 710 can movably extend out or retract into the positioning hole 100 to be matched with the limit groove 30 for clamping or disengaging, when the sliding block 3 slides, the end where the protrusion 710 is located is elastically connected in the gun body 1, when the sliding block 3 slides, the sliding block 3 applies force on the protrusion 710, the protrusion 710 retracts into the positioning hole 100 due to the action of elastic force without influencing the sliding of the sliding block 3, when the limit groove 30 is aligned with the protrusion 710, the protrusion 710 extends out of the positioning hole 100 under the action of the elastic force to clamp the sliding block 3 in the limit groove 30 to position the sliding block 3, when in use, the trigger 70 is triggered, the clamping of the protrusion 710 and the limit groove 30 is separated through the multi-link transmission mechanism 71, the sliding block 3 is driven by the driving mechanism 6 to slide, at this time, in order to facilitate the engagement between the limiting groove 30 and the protrusion 710, the limiting groove 30 and the protrusion 710 are both of a structure with a right triangle cross section, and the triangle is inclined towards the front end of the sliding block 3, so that the two can not be disengaged in the backward direction. For the multi-link transmission mechanism 71, the multi-link transmission mechanism 71 is a four-bar transmission mechanism formed by four links, and the mechanism is simple and easy to produce and implement and does not need a complex structure for connection. The multi-link transmission mechanism 71 is elastically connected with the gun body 1 through a third spring 711 arranged at the other end of the multi-link transmission mechanism 71, two ends of the third spring 711 are correspondingly connected with the gun body 1 and the other end of the multi-link transmission mechanism 71, and the protrusion 710 is telescopically engaged or disengaged with the limiting groove 30 in the positioning hole 100 under the synergistic action of the third spring 711, the trigger 70 and the multi-link transmission mechanism 71 in a matched manner.

Further improvement, as shown in fig. 1, for the driving mechanism 6, a purely mechanical structure can be used by applying external force according to different purposes, or a mechanism of a motor can be used without external force, for the purely mechanical driving mechanism, the driving mechanism 6 includes a pull rod 60 connected to the tail end of the sliding block 3 and in the same axial direction with the sliding block 3, the pull rod 60 passes through the gun body 1 and slides relative to the gun body 1, the pull rod 60 is sleeved with a second spring 61 positioned between the tail end of the sliding block 3 and the side wall of the sliding groove 10, two ends of the second spring 61 are correspondingly connected to the sliding block 3 and the side wall of the sliding groove 10, in this structure, when in use, the pull rod 60 is pulled by external force, i.e. by hand, so that the sliding block 3 is positioned, and the pull rod 60 and the sliding block 3 are in the same axial direction, at this time, only a hole matching with the extension and retraction of the pull rod 60 needs to be arranged on the gun body 1, the smoothness of the sliding block 3 can be ensured without arranging other structures on the gun body 1, the integrity of the gun body 1 is ensured, the external force is smaller than the force used for holding a traditional ear tag clamp by hand to press the ear tag clamp, at the moment, the second spring 61 is compressed, forward pushing force is exerted on the sliding block 3, backward pressure is exerted on the groove wall of the sliding groove 10, the first spring 5 is stretched, forward pulling force is exerted on the sliding block 3, backward pulling force is exerted on the groove wall of the sliding groove 10, then the trigger 70 is pulled, the protrusion 710 and the limiting groove 30 are disengaged, the connecting rod 4 is pushed forward under the combined action of the first spring 5 and the second spring 61, and the marking action is finished. The pull rod 60, the sliding block 3 and the connecting rod 4 are of an integrated structure, the integrated structure is more convenient to produce, an additional connecting structure is not needed, and the structure is firmer.

In a further improvement, for a drive structure using a motor, one situation is as shown in figure 3, the driving mechanism 6 comprises a bidirectional driving motor 62, a ball screw 63 in transmission connection with the driving motor 62, a control circuit board 64 for controlling the driving motor 62 to operate, and a power supply 65 for supplying power to the driving motor 62 and the control circuit board 64, the screw or the nut of the ball screw 63 is connected with the tail end of the sliding block 3, the nut or the screw of the ball screw 63 is correspondingly connected with the driving motor 62 in a transmission way, a switch 66 which can be pressed against the other end of the multi-link transmission mechanism 71 to be switched on or off is arranged on the control circuit board 64, the bidirectional driving motor 62 drives the sliding block 3 to move forwards or backwards through the ball screw 63 in the forward rotation or reverse rotation process, and then drives the connecting rod 4 to move forwards and backwards to complete the marking action. Under the structure, the trigger 70 is pulled, the switch 66 is touched and pressed through the transmission of the multi-link transmission mechanism 71, and then the control circuit board 64 is electrically conducted, so as to start the rotation of the driving motor 62, the ball screw 63 is transmitted to the ball screw 63 through the rotation of the driving motor 62, the transmission connection of the ball screw 63 and the driving motor 62 can be transmitted to the ball screw 63 through the gear 67 fixedly connected to the rotation shaft of the driving motor 62, the driving motor 62 stops rotating after the ball screw 63 drives the sliding block 3 to slide backwards for a fixed stroke, the head of the connecting rod 4 and the side wall of the U-shaped opening 20 are in the farthest distance, the fixed stroke is the effective stroke of the ball screw 63, then the corresponding ear tag is installed on each ear tag installation seat, after the trigger 70 is pulled again, the touch and pressing of the switch 66 is formed again to start the driving motor 62, at this moment, the driving motor 62 carries out the reverse rotation driving, the ball screw 63 drives the sliding block 3 to slide forward, and the connecting rod 4 moves towards the side wall of the U-shaped opening 20, so that the whole marking action is realized, and the first spring 5 can buffer the force applied to the sliding block 3 in the structure, so that the smooth marking process is ensured. In another situation, as shown in fig. 4, the driving mechanism 6 includes a bidirectional driving motor 62, a gear 67 connected to a rotating shaft of the driving motor 62, a spur rack 68 in meshing transmission with the gear 67, a control circuit board 64 for controlling the driving motor 62 to operate, and a power supply 65 for supplying power to the driving motor 62 and the control circuit board 64, wherein one end of the spur rack 68 is connected to the tail end of the sliding block 3, the control circuit board 64 is provided with a switch 66 capable of being pressed against the other end of the multi-link transmission mechanism 71 to be turned on or off, so that the sliding of the sliding block 3 is realized by the horizontal movement of the driving transmission spur rack 68 of the driving motor 62, and the same switch 66 is also used for respectively turning on the driving motor 62 to rotate in different directions under two pressing forces to complete the ear tag installation and the ear tag installation to the animal, the automatic installation of the ear tag for the animal is realized. At this moment, in order to facilitate the control of the switch, the switch 66 is a two-section switch, the two-section switch can better control the operation of the driving motor 62, the first section of the two-section switch is pressed for the first time, the driving motor 62 rotates forwards or backwards, the transmission sliding block 3 moves backwards, the second section of the two-section switch is pressed for the second time, the driving motor 62 rotates backwards or forwards, the transmission sliding block 3 moves forwards, and the whole process of marking is realized. Under the condition of being driven by the motor, the power supply 65 is a rechargeable lithium ion battery, a charging hole (not marked) for charging the power supply 65 is formed in the gun body 1, an indicating lamp (not marked) electrically connected with the control circuit board 64 is further arranged on the gun body 1, and different functions such as power supply electric quantity and different running directions of the driving motor are indicated through different indicating lamps.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (10)

1. The utility model provides an ear tag gun for installing ear tag which characterized in that: the multifunctional electric gun comprises a gun body, the front end fixedly connected with ear tag mounting bracket of U type of the gun body, the internal sliding tray that is equipped with of rifle, the sliding tray internal slip is equipped with the sliding block, the front end of sliding block is connected with the connecting rod, the head of connecting rod passes the sliding tray cell wall or passes sliding tray cell wall and ear tag mounting bracket U type open-ended lateral wall in proper order and is done vertical migration along with the relative ear tag mounting bracket U type open-ended lateral wall of slip of sliding block in ear tag mounting bracket U type opening, the cover is equipped with the first spring that is located between sliding block and the sliding tray cell wall on the connecting rod, all be equipped with the mount pad of installation ear tag on the front end of connecting rod and the ear tag mounting bracket lateral wall relative to it, the trailing end connection of sliding block has the gliding actuating mechanism of drive, still be equipped with trigger control mechanism on the gun body, trigger control mechanism includes that the part is located the external trigger of rifle, And one end in the gun body is hinged with the trigger, and the other end is elastically connected in the gun body and can position the sliding block to slide.

2. The ear tag gun for mounting an ear tag according to claim 1, characterized in that: the sliding block is provided with a limiting groove, the other end of the multi-connecting-rod transmission mechanism is provided with a protrusion, the sliding groove is provided with a positioning hole corresponding to the side wall of the protrusion, and the protrusion can movably extend out of or retract into the positioning hole to be matched with or separated from the limiting groove to be clamped.

3. Ear tag gun for mounting an ear tag according to claim 1 or 2, characterized in that: the multi-connecting-rod transmission mechanism is a four-rod transmission mechanism formed by four connecting rods.

4. The ear tag gun for mounting an ear tag according to claim 1, characterized in that: the driving mechanism comprises a pull rod which is connected to the tail end of the sliding block and is arranged on the same axial direction with the sliding block, the pull rod penetrates out of the gun body and slides relative to the gun body, and a second spring which is arranged between the tail end of the sliding block and the side wall of the sliding groove is sleeved on the pull rod.

5. The ear tag gun for mounting an ear tag according to claim 4, characterized in that: the pull rod, the sliding block and the connecting rod are of an integrated structure.

6. The ear tag gun for mounting an ear tag according to claim 1, characterized in that: the multi-connecting-rod transmission mechanism is elastically connected with the gun body through a third spring arranged at the other end of the multi-connecting-rod transmission mechanism.

7. The ear tag gun for mounting an ear tag according to claim 1, characterized in that: the driving mechanism comprises a bidirectional driving motor, a ball screw, a control circuit board and a power supply, wherein the bidirectional driving motor is arranged in the gun body, the ball screw is in transmission connection with the driving motor, the control circuit board controls the driving motor to run, the power supply provides power for the driving motor and the control circuit board, a screw rod or a nut of the ball screw is connected with the tail end of a sliding block, the nut or the screw rod of the ball screw is correspondingly in transmission connection with the driving motor, and a switch which can be pressed against the other end of the multi-connecting-rod transmission mechanism to be switched on or off is arranged on the control circuit board.

8. The ear tag gun for mounting an ear tag according to claim 1, wherein: actuating mechanism is including all locating the internal two-way driving motor of rifle, connecting at the epaxial gear of driving motor pivot, with the driven spur rack of gear looks meshing, control driving motor moving control scheme board, for driving motor and control scheme board provide the power of electric power, the one end of spur rack is connected with the tail end of sliding block, be equipped with on the control scheme board and support with many link drive mechanism's the other end and press the switch that switches on or break off.

9. Ear tag gun for mounting an ear tag according to claim 7 or 8, characterized in that: the power supply is a rechargeable lithium ion battery, a charging hole for charging the power supply is formed in the gun body, and an indicator light electrically connected with the control circuit board is further arranged on the gun body.

10. Ear tag gun for mounting an ear tag according to claim 7 or 8, characterized in that: the switch is a two-stage switch.

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