TWI626129B - Staple gun - Google Patents

Abstract

A nail gun includes: a body having a front end and a rear end; the front end and the rear end of the line define a length direction; a staple is disposed in the body for receiving a plurality of staples, the nail The cymbal has a needle end which is closer to the front end of the body; a striker plate is disposed in the body and is located at the front end of the body and the needle of the nail along the length direction Between the ends, the striker is for squeezing the foremost pin of the plurality of staples of the staples downward; a driving mechanism is coupled to the striker to selectively drive the striker to fire the staples downward; a pressing member located in the body and located along the length direction between the striker and the needle end of the magazine, the pressing member being movable between an original position and a pressing position The original position is higher than the pressing position, and the pressing member has a tendency to maintain the original position. When the pressing member moves downward to the pressing position, it can be pressed against the needle end of the nail. Nail pin.

Description

Nail gun

The invention relates to a nail gun.

A conventional nail gun, as shown in the patent TW I397458, generally includes a casing, a magazine, a striker and a driving mechanism (including an operating member such as a pressing handle) for receiving a plurality of staples and is disposed on the casing The striker is disposed at the front end of the casing to fire the nail at the foremost end of the magazine, and the driving mechanism is coupled to the striker to drive the firing pin.

Among them, since the nails are suitable for nails of various lengths, in order to enable a long nail to be successfully fired, the front end of the nail is usually reserved for a small distance, so that some nails of the front end are exposed.

However, when the striker hits the foremost pin at the front, the impact force will affect the exposed but not yet fired pin, making the pin possible to be pulled and skewed, even causing a staple, or it is possible More than one nail is shot at a time, which is quite inconvenient to use and has the possibility of damage.

The main object of the present invention is to provide a nail gun which can avoid the situation in which the nail is skewed, the needle is stuck, and the like.

To achieve the above object, the present invention provides a nail gun comprising a body, a magazine, a striker, a driving mechanism and a pressing member.

The main body has a front end and a rear end, and a line connecting the front end and the rear end defines a length direction; the nail is disposed in the body for receiving a plurality of staples, and the nail has a needle end, The needle end is closer to the front end of the body; the striker is disposed in the body and is located between the front end of the body and the needle end of the nail along the length direction, and the striker is for the nail The foremost pin of the plurality of staples is driven downward; the drive mechanism is coupled to the striker to selectively drive the striker to fire the staple; the press is located within the body and along the length Positioned between the striker and the needle end of the magazine, the pressure member is movable between an original position and a pressing position, the original position being higher than the pressing position, the pressure member being maintained The tendency of the original position can be pressed against the nail exposed outside the needle end of the staple when the pressure member is moved downward to the pressed position.

In order to achieve the above object, the present invention further provides a nail gun comprising a body, a nail, a striker, a driving mechanism and a pressing member.

The main body has a front end and a rear end, and a line connecting the front end and the rear end defines a length direction; the nail is disposed in the body for receiving a plurality of staples, and the nail has a needle end, The needle end is closer to the front end of the body, and the nail has a first elastic member, the first elastic member is pushed against the needle in the direction of the needle end; the collision plate is disposed in the body and along the body The position in the longitudinal direction is located between the front end of the body and the needle end of the nail, and the striker is for driving the nail of the foremost pin of the plurality of staples downward; the driving mechanism and the driving mechanism a striker connection for selectively driving the striker to fire the staple; the presser is located in the body and is located between the striker and the needle end of the staple along the length direction, the press The second elastic member has a tendency to move downward, and the elastic modulus of the second elastic member is substantially the same as the elastic modulus of the first elastic member, so that the pressing member is normally pressed against the nail. The needle outside the needle end.

Therefore, the nail gun provided by the invention can be pressed against the nail which is exposed outside the nail but has not been fired, and the impact force is caused to cause the adjacent nail to be skewed and the needle is ensured when the nail is fired. The needle moves smoothly forward.

10‧‧‧ Ontology

20‧‧‧nails

21‧‧‧ needle end

22‧‧‧First elastic parts

30‧‧‧Battery

40‧‧‧pressure handle

50‧‧‧ pressed parts

51‧‧‧ upper

521‧‧‧ feet

522‧‧‧Neighboring

60‧‧‧Transmission mechanism

61‧‧‧First swing arm

62‧‧‧Second swing arm

63‧‧‧Connecting piece

631‧‧‧Perforation

632‧‧‧Bump

511‧‧‧ convex

52‧‧‧ lower

64‧‧‧Second elastic parts

70‧‧‧ staples

80‧‧‧ drive mechanism

Figure 1 is a perspective view of the present invention.

Figure 2 is a partial perspective view of the present invention.

Figure 3 is a cross-sectional view of the present invention.

Figure 4 is a partial perspective view of the present invention.

Figures 5 and 6 are schematic views of the operation of the present invention.

The following is a description of the possible embodiments of the present invention, and is not intended to limit the scope of the invention as claimed.

Referring to FIG. 1 to FIG. 6 , the present invention provides a nail gun comprising a body 10 , a magazine 20 , a striker 30 , a driving mechanism 80 and a pressing member 50 .

The body 10 has a front end and a rear end, and a line connecting the front end and the rear end defines a length direction. The magazine 20 is disposed in the body 10 for receiving a plurality of staples 70. The magazine 20 has a The needle end 21 is closer to the front end of the body 10; the striker 30 is disposed in the body 10 and is located at the front end of the body 10 and the needle 20 at the front end of the body 10 Between the ends 21, the striker 30 is for downwardly striking the fore pin 70 of the plurality of staples 70 of the magazine 20; the drive mechanism 80 is coupled to the striker 30 to selectively drive the striker. 30 is squeezing the nail 70 downward; the pressing member 50 is located in the body 10 and is located between the striker 30 and the needle end 21 of the magazine 20 along the length direction. The pressure member 50 can be The original position is moved between a pressing position that is higher than the pressing position, and the pressing member 50 has a tendency to maintain the original position, and the pressing member 50 can be pressed when moving downward to the pressing position. a staple 70 that is exposed outside the needle end 21 of the magazine; preferably, the pressure member 50 is coupled to the drive mechanism 80 when the drive mechanism 80 When the striker 30 is driven to push the nail 70 downward, the press member 50 is simultaneously driven to move down to the pressed position. However, the movement of the press member can be driven in other manners, and is not limited thereto.

In more detail, the driving mechanism 80 includes a pressing handle 40. The nail gun further includes a transmission mechanism 60. The transmission mechanism 60 is located between the pressing handle 40 and the pressing member 50 when the pressing handle 40 is depressed. The transmission mechanism 60 is driven by the pressing handle 40 to further drive the pressing member 50 to move downward, and the striker 30 hits the nail 70 downward; further, the transmission mechanism 60 includes a first swing arm 61, and a second swing arm 62 and a vertically movable connecting piece 63. The first swing arm 61 is located above the second swing arm 62. The first swing arm 61 and the second swing arm 62 are pivotally connected to the second swing arm 62. The top end of the connecting piece 63 is connected to the second swing arm 62. The bottom end of the connecting piece 63 is connected to the top end of the pressing member 50. When the first swing arm 61 is pressed down by the pressing handle 40, The second swing arm 62 is swayed downward by the first swing arm 61, and the connecting piece 63 moves downwardly with the pressing member 50. Specifically, the connecting piece 63 has a through hole 631. The member 50 includes an upper portion 51 and a lower portion 52 extending in a sheet shape along the length direction toward the rear end of the body 10. The vertical section of the lower portion 52 is substantially vertical. The two legs 521 define an abutting portion 522 between the two legs 521. The two legs 521 are exposed on both sides of the pin 70 outside the needle end 21 of the pin 20 The needle portion 522 is configured to be pushed against the nail pins 70. The upper portion 51 is disposed at the lower end of the through hole 631 of the connecting piece 63, and a second elastic member 64 is elastically disposed on the upper end surface of the through hole 631. Between the upper portions of the pressing members 50, a convex portion 632 is protruded from the upper end surface of the through hole 631 of the connecting piece 63. A convex portion 511 is protruded from the top surface of the upper portion 51 of the pressing member 50. The second elastic member 64 is protruded from the upper surface of the upper portion 51 of the pressing member 50. The two ends are respectively sleeved on the protruding post 632 and the convex portion 511.

With the above structure, the pressing member 50 can be moved downward and pressed against the nail 70 during the pressing of the pressing handle 40. In the normal state, the pressing member 50 does not press against the nail 70 or only the nail. 70, the nail 70 can be smoothly moved forward without being hindered by the pressing member 50, so that the nail 70 that has not been shot but exposed can be pressed by the pressing member 50 to avoid being affected by the force of the firing pin. The skewing, in this way, can avoid the situation of the needle, and the needle movement is still smooth.

In addition to the pressing member that selectively presses against the nail, the other embodiment of the present invention provides another structure: the nail gun also includes the body 10, the magazine 20, the striker 30, and the drive. The mechanism 80 and the pressing member 50, wherein the magazine 20 has a first elastic member 22, and the first elastic member 22 is pushed against the needles 70 in the direction of the needle end 21, and the pressing member 50 is subjected to the The second elastic member 64 has a tendency to move downward, and the elastic modulus of the second elastic member 64 is substantially the same as the elastic modulus of the first elastic member 22, so that the pressing member 50 is normally pressed against the exposed portion. The staples 70 are outside the needle end 21 of the nail.

That is, the pressing member 50 may not move up and down with the driving mechanism 80, but is maintained in a fixed position by the elastic force of the second elastic member 64. Since the first elastic member 22 and the second elastic member 64 have the same elastic modulus, Therefore, even if the pressing member 50 is normally pressed against the nail 70, the first elastic member 22 is not pushed forward to push the nail 70, and the nail 70 can move forward smoothly, but the exposed nail 70 can be pressed. 50 pressure to avoid skewing.

In summary, the nail gun provided by the present invention can be pressed against the nail that has not been shot while maintaining the smooth movement of the nail gun, so as to prevent it from being skewed and pinched by the nailing force, thereby reducing the probability of damage. It is easy to use and has great progress.

Claims (10)

A nail gun includes: a body having a front end and a rear end; the front end and the rear end of the line define a length direction; a staple is disposed in the body for receiving a plurality of staples, the nail The cymbal has a needle end which is closer to the front end of the body; a striker plate is disposed in the body and is located at the front end of the body and the needle of the nail along the length direction Between the ends, the striker is for squeezing the foremost pin of the plurality of staples of the staples downward; a driving mechanism is coupled to the striker to selectively drive the striker to fire the staples downward; a pressing member located in the body and located along the length direction between the striker and the needle end of the magazine, the pressing member being movable between an original position and a pressing position The original position is higher than the pressing position, and the pressing member has a tendency to maintain the original position, and when the pressing member is located at the pressing position, it can be pressed against the nail exposed outside the needle end of the nail. The nail gun of claim 1, wherein the pressing member is coupled to the driving mechanism, and when the driving mechanism drives the collision plate to fire the nail down, simultaneously driving the pressing member to move downward to the pressing position. The nail gun of claim 1, wherein the driving mechanism comprises a pressing handle, the nail gun further comprises a transmission mechanism, the transmission mechanism is located between the pressing handle and the pressing member, when the pressing handle is pressed, The transmission mechanism is driven by the pressing handle to further drive the pressing member downward, and the collision plate fires the nail downward. The nail gun of claim 3, wherein the transmission mechanism comprises a first swing arm, a second swing arm and a connecting piece, and the first swing arm is located above the second swing arm, the first swing arm The second swing arm is pivotally connected to the body, the top end of the connecting piece is connected to the second swing arm, and the bottom end of the connecting piece is connected to the top end of the pressing member, when the first swing arm is pressed The handle swings downward, and the second swing arm is swung downward by the first swing arm, and the connecting piece drives the connecting piece and the pressing member to move downward. The nail gun of claim 4, wherein the connecting piece has a perforation, the pressing piece comprises an upper portion and a lower portion, the upper portion extending in a sheet shape along the length direction toward the rear end of the body, the lower vertical section The utility model has a chevron shape and has two leg portions. The two leg portions define an abutting portion. The two leg portions are exposed on both sides of the pin outside the needle end. The upper portion is disposed at a lower end of the through hole at a lower end of the through hole, and a second elastic member is disposed between the upper end wall surface of the through hole and the upper portion of the pressing member. The nail gun of claim 5, wherein a protruding post is protruded from the upper end wall surface of the connecting piece, and a convex portion is protruded from a top surface of the pressing member, and two ends of the second elastic member are respectively sleeved on the nail a stud and the protrusion. A nail gun includes: a body having a front end and a rear end; the front end and the rear end of the line define a length direction; a staple is disposed in the body for receiving a plurality of staples, the nail The cymbal has a needle end which is closer to the front end of the body, and the magazine further has a first elastic member for pushing the needles in the direction of the needle end; a plate, the striker is disposed in the body and is located between the front end of the body and the needle end of the nail along the length direction, and the striker is provided at the forefront of the plurality of staples of the nail a nail driving downward; a driving mechanism coupled to the striker to selectively drive the striker to fire the nail downward; a pressing member located in the body and located along the length direction Between the striker and the needle end of the magazine, the pressing member is pushed by a second elastic member to have a tendency to move downward, and the elastic coefficient of the second elastic member and the elasticity of the first elastic member The coefficients are all the same, so that the pressing member is normally pressed against the nail exposed outside the needle end of the nail. The nail gun of claim 7, wherein the driving mechanism comprises a pressing handle, and when the pressing handle is depressed, the collision plate fires the nail downward. The nail gun of claim 7, further comprising a connecting piece movable up and down, the connecting piece having a through hole, the pressing piece comprising an upper portion and a lower portion, the upper portion being in a sheet shape along the length direction toward the body The rear end extends, the lower vertical section of the lower portion has a chevron shape and has two leg portions, and the two leg portions define an abutting portion, and the two leg portions are spanned by the nail pin exposed outside the needle end. The two sides of the perforation are located at the lower end of the perforation, and the second elastic member is elastically disposed on the upper end surface of the perforation and the pressing member. Between the upper parts. The nail gun of claim 9, wherein a protruding post is protruded from the upper end wall surface of the connecting piece, and a convex portion is protruded from a top surface of the pressing member, and the two ends of the second elastic member are respectively sleeved on the nail a stud and the protrusion.