阅读说明：本技术 射钉枪 (Nail gun ) 是由 陈惠良 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种射钉枪,包括钉盒和推钉器,推钉器包括推钉座和顶推板,推钉座上开设有上下贯穿的安装孔,顶推板的中部设有用于与推钉座的安装孔转动连接的安装部,顶推板的一端设有用于推钉子的顶推部,顶推板的另一端设有施力部,顶推板上位于安装部和施力部之间设有用于与推钉座相抵的弹性部,推钉座上设有用于抵接弹性部的抵扣槽,按压施力部后顶推部可绕安装部转动,不对施力部按压时在弹性部的作用下,顶推部具有向下压紧钉子的趋势；钉盒的底部安装有底盖,底盖上设有推钉器移动至钉盒尾部后用于锁紧施力部的锁定结构。使用时,不仅推钉器的顶推作用稳定,同时装钉时可以避免推钉器自由复位,给用户带来便捷。(The invention discloses a nail gun, which comprises a nail box and a nail pusher, wherein the nail pusher comprises a nail pushing seat and a pushing plate, the nail pushing seat is provided with a mounting hole which penetrates through the nail pushing seat from top to bottom, the middle part of the pushing plate is provided with a mounting part which is rotatably connected with the mounting hole of the nail pushing seat, one end of the pushing plate is provided with a pushing part for pushing a nail, the other end of the pushing plate is provided with a force application part, an elastic part which is used for abutting against the nail pushing seat is arranged between the mounting part and the force application part on the pushing plate, the nail pushing seat is provided with a buckling groove for abutting against the elastic part, the pushing part can rotate around the mounting part after the force application part is pressed, and the pushing part has the tendency of pressing the nail downwards under the action of the elastic part when the force application part is not pressed; the bottom of the nail box is provided with a bottom cover, and the bottom cover is provided with a locking structure which is used for locking the force application part after the nail pusher moves to the tail part of the nail box. When the nail pusher is used, the pushing action of the nail pusher is stable, and meanwhile, the nail pusher can be prevented from freely resetting during nailing, so that convenience is brought to a user.)

1. The utility model provides a nail gun, includes nail box (8) and ejector pin ware (6), the up end of nail box (8) is seted up and is supplied the gliding shifting chute (8.1) of ejector pin ware (6), ejector pin ware (6) are including ejector pin seat (6.1) and ejector plate (1), its characterized in that: the nail pushing seat (6.1) is provided with a mounting hole (6.1.1) which penetrates through from top to bottom, the middle part of the ejector plate (1) is provided with a mounting part (3) which is used for being rotatably connected with the mounting hole (6.1.1) of the nail pushing seat (6.1), one end of the ejector plate (1) is provided with an ejector part (2) for pushing nails, the ejector part (2) extends out from the lower part of the nail pushing seat (6.1), the other end of the ejector plate (1) is provided with a force application part (4), the force application part (4) extends out from the upper part of the nail pushing seat (6.1), an elastic part (5) which is used for being abutted against the nail pushing seat (6.1) is arranged between the mounting part (3) and the force application part (4) on the ejector plate (1), the ejector groove (6.1.3) for abutting against the elastic part (5) is arranged on the nail pushing seat (6.1), and the ejector part (2) can rotate around the mounting part (3) after the force application part (4) is pressed, when the force application part (4) is not pressed, the pushing part (2) has the tendency of pressing a nail downwards under the action of the elastic part (5); the bottom cover (9) is installed to the bottom of nail box (8), be equipped with on bottom cover (9) and push away that nail ware (6) move to nail box (8) afterbody after be used for locking structure (11) of application of force portion (4).

2. The nail gun of claim 1, wherein: the locking structure (11) comprises a first locking opening (11.1) arranged on the bottom cover (9) and a second locking opening (11.2) arranged on one side of the moving groove (8.1), the first locking opening (11.1) and the second locking opening (11.2) are attached to each other up and down and are arranged in a staggered mode, and a limiting position (11.3) used for clamping the force application portion (4) is formed in the staggered position.

3. The nailer of claim 2, wherein: the first locking hole (11.1) and the second locking hole (11.2) are formed in the moving direction of the nail pusher (6), the opening of the first locking hole (11.1) is smaller than that of the second locking hole (11.2), and the tail of the first locking hole (11.1) is aligned with that of the second locking hole (11.2).

4. The nail gun according to any one of claims 1 to 3, wherein: the force application part (4) is a clamping tongue (4.1).

5. The nail gun of claim 1, wherein: elastic part (5) include spring (5.1) and spring (5.1) seat, spring (5.1) seat sets up the one end that is close to application of force portion (4) on push-up plate (1), the one end of spring (5.1) is connected on spring (5.1) seat, the other end of spring (5.1) with support catching groove (6.1.3) counterbalance.

6. The nail gun of claim 1, wherein: the nail pushing seat (6.1) is provided with a containing groove (6.1.2), and a reset structure (7) for the nail pushing seat (6.1) to return after the nail pushing seat (6.1) moves to the tail of the nail box (8) is arranged in the containing groove (6.1.2).

7. The nailer of claim 6, wherein: reset structure (7) including pivot (7.1), runner (7.2) and coil spring (7.3), the upper wall and the lower wall of storage tank (6.1.2) are equipped with pivot groove (6.1.7) respectively, install respectively in pivot groove (6.1.7) at the both ends of pivot (7.1), runner (7.2) cover is established on pivot (7.1), coil spring (7.3) are around establishing on runner (7.2), the one end hook of coil spring (7.3) is established on the top lateral wall of nail shooting gun nail box (8).

8. The nail gun of claim 1, wherein: the bottom cover (9) is enclosed by an upper cover plate (9.1), a lower cover plate (9.2), a side cover plate (9.3) and a bottom cover plate (9.4) to form an accommodating space (9.5) with an open end, and the bottom of the nail box (8) is sleeved with the open end of the bottom cover (9).

9. The nailer of claim 8, wherein: an assembly step (9.6) matched with the outer edge of the bottom of the nail box (8) is arranged in the accommodating space (9.5), and the assembly step (9.6) is convexly arranged on the bottom cover plate (9.4).

10. The nail gun of claim 1, wherein: one side of the nail pushing seat (6.1) is provided with a sliding groove (6.1.5), and one side of the moving groove (8.1) is provided with a sliding rail (8.2) matched with the sliding groove (6.1.5).

Technical Field

The invention relates to the technical field of nail guns, in particular to a nail gun.

Background

In industrial production, a plurality of occasions need to fasten products by means of a nail gun, and the nail gun is a necessary tool in industries such as carpentry, building construction and the like. The nail gun is composed of a gun body and a cartridge clip part. The gun body part comprises a gun shell, an air cylinder, a balance valve, a trigger assembly, a firing pin assembly, a cushion pad, a gun nozzle, a gun cover, a bumper assembly and the like, and a firing pin piston reciprocates in the air cylinder through a trigger switch by utilizing the pressure difference between compressed air and atmosphere. The bullet clip part is composed of accessories such as a nail pusher, a fixed bullet clip and a movable bullet clip, the gun nail is sent into the gun cover groove through a pressure spring, a tension spring or a coil spring, and when the firing pin is pushed out from the gun nozzle at high speed, the nail is ejected out.

When the current nail gun is used, firstly, the nail box needs to be opened and nails are loaded into the nail box, and a resetting structure is arranged between the nail pusher and the nail box which are installed in the nail box at present, the resetting structure is used for pushing the nail pusher to move so that the nail pusher pushes the nails, but the current nail gun has the following defects when in use:

firstly, the pushing action of the pushing plate of the nail pusher is unstable, and the condition of idle pushing can occur;

secondly, due to the function of the nail pusher resetting structure, when a user loads nails into the nail box, the fingers of the user need to always push the nail pusher to prevent the nail pusher from resetting, so that inconvenience is brought to the user.

Disclosure of Invention

The nail gun has the advantages that the nail gun is stable in pushing effect when in use, meanwhile, when a user moves the nail pusher to the tail of a nail box of the nail gun, the nail pusher can be locked, the free reset of the nail pusher can be avoided, the user does not need to push the nail pusher with fingers all the time, the user can conveniently load nails, and the use convenience is brought to the user.

The specific technical scheme is as follows:

a nail gun comprises a nail box and a nail pusher, wherein the upper end surface of the nail box is provided with a moving groove for the nail pusher to slide, the nail pusher comprises a nail pushing seat and a pushing plate, the nail pushing seat is provided with a mounting hole which penetrates through the nail pushing seat from top to bottom, the middle part of the ejector plate is provided with a mounting part which is rotationally connected with the mounting hole of the nail pushing seat, one end of the ejector plate is provided with an ejector part for pushing nails, the pushing part extends out from the lower part of the nail pushing seat, the other end of the pushing plate is provided with a force application part which extends out from the upper part of the nail pushing seat, an elastic part which is used for abutting against the nail pushing seat is arranged on the push plate between the mounting part and the force application part, the nail pushing seat is provided with a butting groove for butting against the elastic part, the pushing part can rotate around the mounting part after the force application part is pressed, and the pushing part has the tendency of pressing a nail downwards under the action of the elastic part when the force application part is not pressed; the bottom of the nail box is provided with a bottom cover, and the bottom cover is provided with a locking structure which is used for locking the force application part after the nail pusher moves to the tail part of the nail box.

Compared with the prior art, the invention has the following advantages:

1) when the nail box is used, the force application part is required to be pressed down during nail loading, so that the other end of the pushing plate, namely the pushing part, is tilted, a nail can conveniently slide into the top of the nail box from a nail loading port, after the nail is loaded, the force application part is loosened, under the action of the elastic part, the tilted end of the pushing plate, namely the pushing part, falls back, the nail is pushed into the gun nozzle for nailing, the pushing part has the tendency of downwards abutting against the nail box to push the nail due to the action of the elastic part, and finally the pushing action of the pushing plate is stable, so that empty pushing is avoided;

2) when the nail is installed, the user can move the nail pusher to the tail of the nail gun to lock the nail pusher, and then the nail is installed, so that the free reset of the nail pusher can be avoided, the user does not need to push the nail pusher with fingers all the time, and the use convenience is further brought to the user.

Furthermore, the locking structure comprises a first locking hole formed in the bottom cover and a second locking hole formed in one side of the moving groove, the first locking hole and the second locking hole are attached to each other in an up-down and staggered mode, and a limiting position used for clamping the clamping tongue is formed in the staggered position. When the nail pushing seat moves to the tail of the nail box, the force application part is clamped into the limiting position, so that the nail pusher can be prevented from freely resetting, and meanwhile, after the force application part is clamped into the limiting position, the force application part is pressed down, which is equivalent to the situation that a user manually presses the force application part to enable the pushing part to be tilted to facilitate nailing.

Preferably, the first locking opening and the second locking opening are formed along the moving direction of the nail pusher, the opening of the first locking opening is smaller than that of the second locking opening, and the tail of the first locking opening is aligned with the tail of the second locking opening. Because the end of the first locking port close to the tail of the nail box is aligned with the end of the second locking port close to the tail of the nail box, and the opening of the first locking port is smaller than that of the second locking port, a dislocation is formed at the end of the first locking port and the second locking port far away from the tail of the nail box, namely, a limiting position is formed for clamping the force application part.

Preferably, the force application part is a clamping tongue which is conveniently clamped into the limiting position during locking.

Further, the elastic part comprises a spring and a spring seat, the spring seat is arranged at one end, close to the force application part, of the pushing plate, one end of the spring is connected to the spring seat, and the other end of the spring abuts against the buckling groove. The spring is adopted to enhance the pushing action of the pushing part of the pushing plate on the nail, so that the pushing is stable.

Furthermore, a containing groove is formed in the nail pushing seat, and a reset structure which is used for enabling the nail pushing seat to return after the nail pushing seat moves to the tail of the nail box is arranged in the containing groove.

Preferably, the reset structure includes pivot, runner and coil spring, the upper wall and the lower wall of storage tank are equipped with the pivot groove respectively, the both ends of pivot are installed respectively in the pivot inslot, the runner cover is established in the pivot, the coil spring is around establishing on the runner, the one end hook of coil spring is established on the top lateral wall of nail box of nail gun. The coil spring is installed in the nail pushing seat, one end of the coil spring is hooked at the top of the nail box of the nail gun, the coil spring is wound on the rotating wheel in the initial state, the straightening length of the coil spring is shortest, the nail pusher is located at the top of the nail box at the moment, when the nail pusher is moved to the tail of the nail box, the coil spring is stretched and extended, the nail pusher is loosened at the moment, the coil spring contracts under the counter-acting force of the coil spring, and the nail pusher returns to the top of the nail box again, so that the reset of the nail pusher is realized.

Furthermore, the bottom encloses by upper cover plate, lower apron, side apron and bottom surface apron and establishes into the open accommodation space of one end, through the open pot head of bottom is located the nail box bottom. Through this structure, realize the convenient installation of bottom, as long as the simple installation that can accomplish the bottom in the nail box bottom of cover.

Preferably, the accommodating space is internally provided with an assembly step matched with the outer edge of the bottom of the nail box, and the assembly step is convexly arranged on the bottom cover plate. The nail box and the bottom cover are positioned through the assembling steps, so that the bottom cover is conveniently installed on the nail box.

Furthermore, one side of the nail pusher is provided with a sliding groove, and one side of the moving groove is provided with a sliding rail matched with the sliding groove, so that the nail pusher can slide on the nail box more stably.

Drawings

Fig. 1 is an overall view of the nail gun of the present invention.

FIG. 2 is a connecting structure diagram of the nail pusher and the ejector in the present invention;

FIG. 3 is a cross-sectional view of the staple pusher and the ejector of the present invention;

FIG. 4 is a cross-sectional view of a reduction structure in the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a first schematic structural view of the nail pusher of the present invention;

FIG. 7 is a second schematic structural view of the nail pusher of the present invention;

FIG. 8 is a third schematic structural view of the nail pusher of the present invention;

FIG. 9 is a schematic view of the structure of the pushing member of the present invention;

FIG. 10 is a schematic view of a locking mechanism of the present invention;

FIG. 11 is a first schematic structural diagram of the bottom cover of the present invention;

FIG. 12 is a second schematic structural view of the bottom cover of the present invention;

FIG. 13 is a third schematic structural view of the bottom cover of the present invention;

FIG. 14 is a fourth schematic structural view of the bottom cover of the present invention;

FIG. 15 is a partial schematic view of the staple cartridge of the present invention.

In the attached drawings, 1, a push plate; 1.1, a first connecting plate; 1.2, a second connecting plate; 1.3, a third connecting plate; 1.4, a fourth connecting plate; 2. a pushing part; 2.1, clamping jaws; 3. an installation part; 3.1, hanging a lug; 3.2, pin shaft holes; 4. a force application part; 4.1, clamping the tongue; 5. an elastic portion; 5.1, a spring; 5.2, a spring seat; 6. a nail pusher; 6.1, pushing a nail seat; 6.1.1, mounting holes; 6.1.2, a containing groove; 6.1.3, a buckling groove; 6.1.4, bumps; 6.1.5, a chute; 6.1.6, a wrench part; 6.1.7, a rotating shaft groove; 7. a reset structure; 7.1, a rotating shaft; 7.2, a rotating wheel; 7.3, a coil spring; 8. a nail box; 8.1, moving a groove; 8.2, a slide rail; 9. a bottom cover; 9.1, an upper cover plate; 9.2, a lower cover plate; 9.3, side cover plates; 9.4, a bottom cover plate; 9.5, an accommodating space; 9.6, assembling steps; 9.7, avoiding the opening; 9.8, a nail installing port; 9.8.1, a nail rod inlet; 9.8.2, nail head entrance; 10.1, fixing a plate; 10.2, a first fixing hole; 10.3, a first mounting hole; 10.4, a second fixing hole; 10.5, a second mounting hole; 11. a locking structure; 11.1, a first locking port; 11.2, a second locking port; 11.3, limit bit.

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.

As shown in fig. 1 to 3, the present invention shows a nail gun, comprising a nail box 8 and a nail pusher 6, wherein the upper end surface of the nail box 8 is provided with a moving groove 8.1 for the nail pusher 6 to slide, the nail pusher 6 comprises a nail pushing seat 6.1 and a pushing plate 1, the nail pushing seat 6.1 is provided with a mounting hole 6.1.1 penetrating up and down, the middle part of the pushing plate 1 is provided with a mounting part 3 for rotatably connecting with the mounting hole 6.1.1 of the nail pushing seat 6.1, one end of the pushing plate 1 is provided with a pushing part 2 for pushing a nail, the pushing part 2 extends out from the lower part of the nail pushing seat 6.1, the other end of the pushing plate 1 is provided with a force applying part 4, the force applying part 4 extends out from the upper part of the nail pushing seat 6.1, the pushing plate 1 is provided with an elastic part 5 for abutting against the nail pushing seat 6.1 between the mounting part 3 and the force applying part 4, the pushing seat 6.1 is provided with a retaining groove 6.3 for abutting against the elastic part 5, as shown in fig. 6, the mounting part 4 can rotate around the pressing part 2, the pushing part 2 has the tendency of pressing the nail downwards under the action of the elastic part 5 when the force application part 4 is not pressed; the bottom cover 9 is arranged at the bottom of the nail box 8, and a locking structure 11 which is used for locking the force application part 4 after the nail pusher 6 moves to the tail part of the nail box 8 is arranged on the bottom cover 9.

Wherein, the force application part 4 is a clamping tongue 4.1.

When the nail pusher 6 is used on a nail gun, firstly, the nail pushing seat 6.1 is moved to the tail part of a nail box 8 of the nail gun, the force application part 4 is required to be pressed down during nail loading so that the pushing part 2 tilts upwards around the installation part 3 to avoid the pushing part 2 from influencing the sliding of the nail into the top part of the nail box 8, after the nail is loaded, the force application part 4 is loosened, the pushing part 2 falls and returns to push the tail part of the nail under the action of the elastic part 5, and the pushing part 2 has the tendency of pushing the nail downwards against the nail box 8 due to the action of the elastic part 5, so that the pushing action of the pushing plate 1 is stable to avoid idle pushing, moreover, the pushing groove 6.1.3 for abutting against the elastic part 5 is arranged on the nail pushing seat 6.1 to prevent the elastic part 5 from sliding out of the nail pushing seat 6.1, so that the elastic part 5 can play the role stably, thereby effectively ensuring that the pushing plate 1 of the nail pusher 6 pushes the nail into the mouth of the nail gun to nail for nailing, ensuring the normal use of the nail gun. Moreover, during the binding, the user can move the nail pusher 6 to the tail of the nail gun to lock the nail pusher 6, and then bind the nail, so that the free reset of the nail pusher 6 can be avoided, the user does not need to push the nail pusher 6 with fingers all the time, and the use convenience is further brought to the user.

As shown in fig. 10, the locking structure 11 includes a first locking opening 11.1 disposed on the bottom cover 9 and a second locking opening 11.2 disposed on one side of the moving slot 8.1, the first locking opening 11.1 and the second locking opening 11.2 are attached to each other in a vertical manner and are disposed in a staggered manner, and a limiting position 11.3 for locking the latch 4.1 is formed at the staggered position. When the nail pusher 6 moves to the tail of the nail box 8, the clamping tongue 4.1 is clamped into the limiting position 11.3, so that the nail pusher 6 can be prevented from freely resetting, and meanwhile, after the clamping tongue 4.1 is clamped into the limiting position 11.3, the clamping tongue 4.1 is pressed down, which is equivalent to that a user manually presses the force application part 4 to tilt the pushing part 2 to facilitate nailing, so that the effect of setting the limiting position 11.3 is dual, not only the nail pusher 6 is locked to prevent the nail pusher 6 from freely resetting, but also the force application part 4 can be pressed to facilitate nailing, the user does not need to directly push or press the nail pusher 6 with fingers, and convenience in use is further brought to the user.

The first locking hole 11.1 and the second locking hole 11.2 are both arranged along the moving direction of the nail pusher 6, the opening of the first locking hole 11.1 is smaller than that of the second locking hole 11.2, and the tail part of the first locking hole 11.1 is aligned with that of the second locking hole 11.2. Because one end of the first locking port 11.1 close to the tail of the nail box 8 is aligned with one end of the second locking port 11.2 close to the tail of the nail box 8, and the opening of the first locking port 11.1 is smaller than that of the second locking port 11.2, a dislocation is formed at one end of the first locking port 11.1 and the second locking port 11.2 far away from the tail of the nail box 8, namely a limiting position 11.3 is formed for clamping the clamping tongue 4.1.

As shown in fig. 9, the top pushing plate 1 includes a first connecting plate 1.1, a second connecting plate 1.2, a third connecting plate 1.3, and a fourth connecting plate 1.4, which are connected in sequence, and the first connecting plate 1.1, the second connecting plate 1.2, the third connecting plate 1.3, and the fourth connecting plate 1.4 are located on different planes. Specifically, a plane where the second connecting plate 1.2 is located is used as a horizontal reference plane, the first connecting plate 1.1 is obliquely and downwards connected to one end of the second connecting plate 1.2, the third connecting plate 1.3 is vertically and upwards connected to the other end of the second connecting plate 1.2, and the fourth connecting plate 1.4 is horizontally connected to the third connecting plate 1.3. Through the arrangement of the positions, after the pushing structure is installed on the nail ejector 6, the first connecting plate 1.1 is located below the nail ejector 6, and the fourth connecting plate 1.4 is located above the nail ejector 6.

The nail pushing device comprises a first connecting plate 1.1, a second connecting plate 1.2, a third connecting plate 1.3, a fourth connecting plate 1.4 and a force application portion 2, wherein the first connecting plate 1.1 is provided with a pushing portion 2 used for pushing a nail, the second connecting plate 1.2 is provided with an installation portion 3 used for being connected with a nail pusher 6, the third connecting plate 1.3 serves as an intermediate connecting plate, the fourth connecting plate 1.4 is provided with a force application portion 4 used for enabling the pushing portion 2 to tilt, the pushing portion 2 is located below the nail pusher 6, and the force application portion 4 is located above the nail pusher 6. This push away structure installs back on nail pusher 6 through installation department 3, need press down force application portion 4 in the time of the binding, so that 2 perks that push away portion, avoid 2 influence nail that push away portion slide in nail box 8 tops, that is to say, press force application portion 4 with the top that makes things convenient for the nail to slide in nail box 8 from the binding mouth, after the nail has been adorned, loosen force application portion 4, 2 whereabouts returns of push away portion, withstand the afterbody of nail, under nail pusher 6's reset structure effect, 6 resets of nail pusher, push away the nail and carry out the nailing in to the muzzle.

Wherein, top pushing away portion 2 is located jack catch 2.1 of centre and up bends for setting up three jack catch 2.1 on first connecting plate 1.1, and the jack catch 2.1 that is located both sides down bends, so, has formed a space that is used for the holding nail between three jack catch 2.1, and the afterbody of nail just blocks in the accommodation space that jack catch 2.1 formed.

The installation part 3 is including setting up in two hangers 3.1 of second connecting plate 1.2 both sides, offer on every hanger 3.1 with round pin axle complex round pin shaft hole 3.2, begin to have in the mounting hole 6.1.1 of nail seat 6.1 with round pin shaft hole 3.2 matched with hole, that is to say, this pushing structure articulates on nail pusher 6 through the round pin axle to but the slight rotation of round pin axle is wound to top pushing part 2 when pressing force application portion 4.

The elastic part 5 comprises a spring 5.1 and a spring 5.1 seat, the spring 5.1 seat is arranged at one end, close to the force application part 4, of the pushing plate 1, one end of the spring 5.1 is connected to the spring 5.1 seat, and the other end of the spring 5.1 abuts against a buckling groove 6.1.3 in the nail pushing seat 6.1. Furthermore, a convex block 6.1.4 for preventing the elastic part 5 from sliding out is arranged in the buckling groove 6.1.3. In the invention, the spring 5.1 is always in a compressed state, so that the pushing part 2 is always pressed downwards due to the reverse acting force of the spring 5.1 in the process of normally pushing the nail by the nail pusher 6, the claw 2.12.1 always pushes the nail firmly, and the normal nail supply and nailing of the nail gun are ensured.

As shown in fig. 4 and 5, the nail pushing seat 6.1 is provided with an accommodating groove 6.1.2, and a reset structure 7 for resetting the nail pushing seat 6.1 after the nail pushing seat 6.1 moves to the tail of the nail box 8 is arranged in the accommodating groove 6.1.2. The reset structure 7 comprises a rotating shaft 7.1, a rotating wheel 7.2 and a coil spring 7.3, wherein the upper wall and the lower wall of the accommodating groove 6.1.2 are respectively provided with a rotating shaft groove 6.1.7, as shown in fig. 7 and 8, two ends of the rotating shaft 7.1 are respectively installed in the rotating shaft groove 6.1.7, the rotating wheel 7.2 is sleeved on the rotating shaft 7.1, the coil spring 7.3 is wound on the rotating wheel 7.2, and one end of the coil spring 7.3 is hooked on the top side wall of the nail box 8 of the nail gun. By installing the coil spring 7.3 in the nail pusher 6 and hooking one end of the coil spring 7.3 at the top of the nail box 8 of the nail gun, in an initial state, the coil spring 7.3 is wound on the rotating wheel 7.2, the straightened length of the coil spring 7.3 is shortest, the nail pusher 6 is positioned at the top of the nail box 8, when the nail pusher 6 is moved to the tail of the nail box 8, the coil spring 7.3 is stretched and extended, the nail pusher 6 is loosened at the moment, under the reactive force of the coil spring 7.3, the coil spring 7.3 is contracted, the nail pusher 6 returns to the top of the nail box 8, and the reset of the nail pusher 6 is realized.

As shown in fig. 11 to 15, the bottom cover 9 is enclosed by the upper cover plate 9.1, the lower cover plate 9.2, the side cover plate 9.3 and the bottom cover plate 9.4 to form an accommodating space 9.5 with an open end, the bottom of the nail box 8 can be simply installed by sleeving the open end of the bottom cover 9 on the bottom of the nail box, and an assembling step 9.6 matched with the outer edge of the bottom of the nail box 8 is arranged in the accommodating space 9.5, that is, the shape of the assembling step 9.6 is consistent with the shape of the outer edge of the bottom of the nail box 8, moreover, the assembling step 9.6 is arranged on the bottom cover plate 9.4 and protrudes towards the open end of the bottom cover 9, and the bottom cover 9 can be positioned and matched with the bottom of the nail box 8 by the assembling step 9.6, so that the bottom cover 9 can be installed conveniently.

Be equipped with binding mouth 9.8 on bottom surface apron 9.4, binding mouth 9.8 is including the nail pole entry 9.8.1 and the pin fin entry 9.8.2 that are linked together, when the binding is used, as long as with the pin fin of nail and the nail pole correspond binding mouth 9.8 on the pin fin entry 9.8.2 and the nail pole entry 9.8.1 nail box 8 of packing into can, once just can the binding succeed, avoid the circumstances of pin fin and nail pole anti-dress, the user's binding of being convenient for, it is convenient to bring for the user binding.

The assembly step 9.6 extends towards the inner cavity of the nail box 8 to form a fixing plate 10.1, the fixing plate 10.1 is provided with a first fixing hole 10.2, the nail box 8 is provided with a first mounting hole 10.36.1.1 matched with the first fixing hole 10.2, and the first fixing hole 10.2 and the first mounting hole 10.36.1.1 are inserted into the bolt simultaneously for fixing. And a second fixing hole 10.4 is arranged at the corresponding position of the upper cover plate 9.1 and the lower cover plate 9.2, a second mounting hole 10.56.1.1 matched with the second fixing hole 10.4 is arranged on the nail box 8, and the nail box is simultaneously inserted into the second fixing hole 10.4 and the second mounting hole 10.56.1.1 through bolts for fixing. Through set up in the bottom 9 with the outer fringe matched with assembly step 9.6 in bottom of the nail box 8 in order to realize bottom 9 and the structural location fit of nail box 8, be fixed in first mounting hole 10.36.1.1 and the second mounting hole 10.56.1.1 on the nail box 8 respectively through first fixed orifices 10.2 and the second fixed orifices 10.4 on the bottom 9 again in order to realize the fixed mounting of bottom 9 on the nail box 8, simple structure, it is convenient to install, it is fixed firm.

In addition, an avoiding opening 9.7 used for containing the nail pusher 6 is formed in the upper cover plate 9.1, and when the nail pusher 6 moves to the tail of the nail box 8, the nail pusher can enter the avoiding opening 9.7 and is locked by the locking structure 11.

In addition, one side of the nail pushing seat 6.1 is provided with a sliding groove 6.1.5, one side of the moving groove 8.1 is provided with a sliding rail 8.2 matched with the sliding groove 6.1.5, and the stable movement of the nail pusher 6 is further ensured. The nail pushing seat 6.1 is also provided with a wrench part 6.1.6 for pushing the nail pusher 6.

When the nail is bound, firstly, the nail pusher 6 is not operated, so that the nail pusher 6 is positioned at the top of the nail box 8, nails are loaded from the binding opening 9.8 of the bottom cover 9, then the clamping tongue 4.1 is manually pressed, the nail pusher 6 is moved to the tail of the nail box 8, and then the nail pusher 6 is released until the clamping jaw 2.1 of the nail pusher 6 pushes the nails, and in this way, the bottom of the nail box 8 of the nail gun is required to be taken upwards during operation, so that the loaded nails are prevented from sliding out.

Or the second mode can be adopted, during binding, the nail pusher 6 is moved to the tail part of the nail box 8, the nail pusher 6 is clamped in the limiting position through the clamping tongue 4.1, the nail pusher 6 is prevented from resetting, when the nail pusher is locked, one end of the clamping tongue 4.1 is pressed down, so that binding is convenient after another section is tilted, the nail pusher 6 is manually pressed when binding is not needed, and binding is convenient.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear, inner and outer … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.