DE102018100011B4 - Stapler - Google Patents

Abstract

A staple gun comprising a main body (10) having a front and a rear end, the front and rear ends defining a longitudinal direction, a staple magazine (20) which is arranged in the main body (10) and for receiving staples (70) serves, wherein the staple magazine (20) has a staple exit end (21) which is located near the front end of the main body (10), a striking plate (30) which is arranged in the main body (10) and is located in the longitudinal direction between the front The end of the main body (10) and the staple exit end (21) of the staple magazine (20) is located, the striking plate (30) serving to eject the foremost staple of a plurality of staples (70) accommodated in the staple magazine (20), a drive which is connected to the striking plate (30) and can move the striking plate (30), and a pressure element (50) which is arranged in the main body (10) and extends in the longitudinal direction between the striking plate (30) and the staple ejector ittsende (21) of the staple magazine (20) is located, wherein the pressure element (50) can be moved between a rest position and a printing position, the rest position being higher than the printing position, the pressure element being held in the rest position in the normal state, wherein if the pressure element (50) is moved down to the printing position, it can press against the clamp emerging from the clamp exit end (21), the drive including a lever (40), the tacker also comprising a gear (60), wherein the gear (60) is located between the lever (40) and the pressure element (50), wherein when the lever (40) is pushed down, the gear (60) is driven by the lever (40) and thereby the pressure element ( 50) is moved downwards, wherein the striking plate (30) simultaneously ejects the clamp (70) and wherein the gear (60) includes a first arm (61), a second arm (62) and a connecting disc (63), the first Arm (61) is located on the second arm (62), the first arm (61) and the second arm (62) being articulated to the main body (10), the upper end of the connecting disc (63) to the second arm (62) is connected, the lower end of the connecting disc (63) being connected to the upper end of the pressure element (50), wherein when the first arm (61) is rotated downward by the lever (40), the second arm (62) is rotated downward by the first arm (61), whereby the connecting disc (63) and the pressure element (50) are moved downward.

Description

Technical area

The invention relates to a stapler.

State of the art

From the patent specification TW I397458 B a conventional stapler is known which comprises a housing, a staple magazine, a striking plate and a drive (with a lever). The staple magazine is used to hold a large number of staples and is arranged in the housing. The striking plate is located at the front end of the housing and serves to eject the foremost staple. The drive is connected to the striking plate in order to move the striking plate.

The staple magazine is suitable for staples of different lengths. So that longer staples can be ejected smoothly, there is a gap in front of the front end of the staple magazine, into which the staple to be ejected can enter.

If the striking plate is moved downwards and hits the foremost bracket, the bracket can tilt and even tilt. In addition, more than one staple can be ejected at the same time.

From the US 2012/0 012 635 A1 a device is known with the aid of which clips can be introduced into a floor, the device not only having a clip magazine with a matching striking plate but also a pressure lever for pushing away a clip after it has been pushed out of the striking plate. The device can be held by one person on a rotary lever and operated accordingly with the foot.

Object of the invention

The invention is therefore based on the object of creating a tacker in which tilting and tilting of the staples during ejection can be avoided.

Technical solution

This object is achieved by a tacker according to the invention, which comprises a main body having a front and a rear end, the front and the rear end defining a longitudinal direction, a staple magazine being provided which is arranged in the main body and for receiving staples serves, wherein the staple magazine has a staple exit end which is located near the front end of the main body, wherein a striking plate is further provided, which is arranged in the main body and is located in the longitudinal direction between the front end of the main body and the staple exit end of the staple magazine, wherein the striking plate for ejecting the foremost clamp of the A plurality of staples received in the staple magazine is used. In addition, the tacker according to the invention comprises a drive which is connected to the striking plate and can move the striking plate, and a pressure element which is arranged in the main body and is located in the longitudinal direction between the striking plate and the staple outlet end of the staple magazine, the pressure element between a Rest position and a printing position can be moved, the rest position being higher than the printing position, wherein the pressure element is in the normal state in the rest position, the pressure element, when it is moved down to the printing position, press against the clamp emerging from the clamp exit end can. The drive includes a lever, and the tacker also includes a gear, the gear being located between the lever and the pressure element, wherein when the lever is pushed down, the gear is driven by the lever, thereby moving the pressure element downward with the striking plate simultaneously ejecting the staple. The transmission includes a first arm, a second arm, and a connecting disk, the first arm being on the second arm, the first arm and the second arm being articulated to the main body. The upper end of the connecting disk is connected to the second arm, the lower end of the connecting disk is connected to the upper end of the pressure element, wherein when the first arm is rotated downwards by the lever, the second arm is downwards by the first arm is rotated, whereby the connecting disc and the pressure element are moved downwards.

Furthermore, the above object can also be achieved by a tacker comprising a main body having a front and a rear end, the front and the rear end defining a longitudinal direction, a staple magazine being arranged in the main body and for receiving staples serves, the staple magazine having a staple exit end which is located close to the front end of the main body, the staple magazine having a spring element, the spring element of the staple magazine pressing against the staples in the staple exit direction, a striking plate also being provided, which is arranged in the main body and is located in the longitudinal direction between the front end of the main body and the staple exit end of the staple magazine, wherein the striking plate is used to eject the foremost staple of the plurality of staples received in the staple magazine, the staple gun also having a drive which is connected to the Striking plate is connected and can move the striking plate, and furthermore a pressure element is arranged in the main body and is located in the longitudinal direction between the striking plate and the staple outlet end of the staple magazine, the pressure element being pressed down by a further spring element, the modulus of elasticity of this spring element is just as large as that of the spring element of the clip magazine, whereby the pressure element presses in the normal state against the clip located at the clip exit end.

The staple gun can press against the staple to be ejected without hindering the advance of the staple, whereby an inclined position and tilting of the exiting staple is avoided during ejection.

Figure list

• 1 shows a perspective view of the stapler according to the present invention,
• 2 shows a partially exploded view of the stapler according to the present invention,
• 3 shows a sectional view of the stapler according to the present invention,
• 4th shows a perspective partial representation of the staple gun according to the present invention, and
• 5 and 6th show illustrations of the staple gun according to the present invention in operation.

Detailed description of a preferred embodiment of the invention

Further details, features and advantages of the invention emerge from the following detailed description of a preferred exemplary embodiment in conjunction with the attached drawings.

As from the 1 until 6th As can be seen, the tacker of the invention comprises a main body 10 , a staple magazine 20th , a striking plate 30th , a drive and a pressure element 50 .

The main body 10 has a front and a rear end. The front and rear ends define a longitudinal direction. The staple magazine 20th is in the main body 10 arranged and is used to hold brackets 70 . The staple magazine 20th has a staple exit end 21 that is close to the front end of the main body 10 is located. The striking plate 30th is in the main body 10 arranged and located in the longitudinal direction between the front end of the main body 10 and the staple exit end 21 of the staple magazine 20th . The striking plate 30th serves to eject the foremost staple of the plurality of in the staple magazine 20th recorded brackets 70 . The drive is with the striking plate 30th connected and can the striking plate 30th move. The pressure element 50 is in the main body 10 arranged and is located in the longitudinal direction between the striking plate 30th and the staple exit end 21 of the staple magazine 20th . The pressure element 50 can be moved between a rest position and a printing position. The rest position is higher than the printing position. The pressure element is held in the rest position in the normal state. When the printing element 50 is moved down into the printing position, it can thereby press against the clip that is coming out of the clip exit end 21 should be expelled. The pressure element 50 is connected to the drive. When the drive hits the striking plate 30th moved down, thus becomes the bracket 70 ejected, at the same time the pressure element 50 down to the print position. The way in which the pressure element is driven 50 however, it should not be limited to the drive mode described above.

The drive includes a lever 40 . The tacker also includes a gearbox 60 . The gear 60 is located between the lever 40 and the printing element 50 . When the lever 40 is pushed down, the gear will 60 from the lever 40 driven and thereby moves the pressure element 50 downward. At the same time, the impact plate strikes 30th against the bracket 70 causing it to leak. The gear 60 includes a first arm 61 , a second arm 62 and a connecting disc 63 that can be moved up and down. The first arm 61 is on the second arm 62 appropriate. The first arm 61 and the second arm 62 are articulated with the main body 10 connected. The top of the connecting disc 63 is with the second arm 62 connected. The lower end of the connecting disc 63 is with the upper end of the pressure element 50 connected. When the first arm 61 through the lever 40 is turned down, becomes the second arm 62 through the first arm 61 rotated downwards, making the connecting disc 63 and the pressure element 50 be moved down. The connecting disc 63 has a through hole 631 on. The pressure element 50 includes an upper part 51 and a lower part 52 . The upper part 51 extends in the longitudinal direction of the main body 10 to the rear. The lower part 52 extends in the vertical direction and has an inverted U-shape. Between the two legs 521 of the lower part 52 is a printed part 522 educated. The two legs 521 lie above the one from the clamp outlet opening 21 of the staple magazine 20th outstanding bracket 70 . The printing part 522 presses against the clamp 70 . The upper part 51 goes through the through hole 631 the connecting disc 63 through and is located in the lower area of the through hole 631 . A spring element 64 is between the upper inner wall of the through hole 631 and the printed part 50 arranged. Preferably is on the upper inner wall of the through hole 631 the connecting disc 63 a head start 632 educated. The face of the upper part 51 of the printing element 50 is with an increase 511 educated. The two ends of the spring element 64 are accordingly over the lead 632 and the increase 511 plugged.

The pressure element 50 is from the lever 40 moves downwards and thereby presses against the clamp 70 . The printing element is in the normal state 50 from the bracket 70 loosened or only stands so far with the bracket 70 in contact that bracket 70 can be pushed forward smoothly and not through the pressure element 50 is hindered. The pressure element 50 can against the clamp before ejection 70 that will come out, to avoid skewing the staple during ejection. Therefore, tilting of the clamp can be avoided.

In a further embodiment, which however does not belong to the scope of the present invention, the tacker also comprises a main body 10 , a staple magazine 20th , a striking plate 30th , a drive and a pressure element 50 . The staple magazine 20th has another spring element 22nd on. The spring element 22nd of the staple magazine 20th pushes in the staple exit direction 21 against the brackets 70 . The pressure element 50 is from that between the upper inner wall of the through hole 631 and the printed part 50 arranged spring element 64 pressed down. The modulus of elasticity of this spring element 64 is the same size as that of the spring element 22nd of the staple magazine 20th . The pressure element 50 presses against the clamp in the normal state 70 that come out of the bracket exit end 21 should exit.

This means that the pressure element is not moved by the drive and by the spring element 64 is held in a fixed position. Because the modulus of elasticity of the spring element 64 is the same size as that of the spring element 22nd of the staple magazine 20th , the spring element can 22nd of the staple magazine 20th the brackets 70 advance even if the printing element 50 in the normal state against the clamp 70 presses. This can result in an inclined position of the emerging staple during ejection 70 be avoided.

In summary, it should be noted that the staple gun is designed so that it can be pressed against the staple to be ejected without hindering the advance of the staple, resulting in an inclined position and tilting of the exiting staple during ejection 70 is avoided.

List of reference symbols

10

Main body

20th

Staple magazine

21

Clip exit end

22nd

Spring element of the staple magazine

30th

Impact plate

40

lever

50

Printing element

51

upper part

511

head Start

52

lower part

521

leg

522

Printing part

60

transmission

61

first arm

62

second arm

63

Connecting disc

631

Through hole

632

increase

64

Spring element

70

Bracket

Claims (3)

A staple gun comprising a main body (10) having a front and a rear end, the front and rear ends defining a longitudinal direction, a staple magazine (20) which is arranged in the main body (10) and for receiving staples (70 ) serves, the staple magazine (20) having a staple exit end (21) which is located near the front end of the main body (10), a striking plate (30) which is arranged in the main body (10) and extends in the longitudinal direction between the the front end of the main body (10) and the staple exit end (21) of the staple magazine (20), the striking plate (30) serving to eject the foremost staple of a plurality of staples (70) accommodated in the staple magazine (20), a drive, which is connected to the striking plate (30) and can move the striking plate (30), and a pressure element (50) which is arranged in the main body (10) and extends in the longitudinal direction between the striking plate (30) and the staple outlet end (21) of the staple magazine (20), wherein the pressure element (50) can be moved between a rest position and a printing position, the rest position being higher than the printing position, the pressure element in the normal state in the Rest position is held, wherein, when the pressure element (50) is moved down to the printing position, it can press against the clamp emerging from the clamp exit end (21), the drive including a lever (40), the tacker also having a gear (60), wherein the gear (60) is located between the lever (40) and the pressure element (50), wherein when the lever (40) is pushed down, the gear (60) through the lever (40) is driven and thereby moves the pressure element (50) downwards, wherein the striking plate (30) simultaneously ejects the clamp (70) and wherein the gear (60) has a first arm (61), a second arm (62) and a connecting plate ibe (63), the first arm (61) being on the second arm (62), the first arm (61) and the second arm (62) being articulated to the main body (10), the upper The end of the connecting disk (63) is connected to the second arm (62), the lower end of the connecting disk (63) being connected to the upper end of the pressure element (50), wherein when the first arm (61) is connected by the lever ( 40) is rotated downward, the second arm (62) is rotated downward by the first arm (61), whereby the connecting disc (63) and the pressure element (50) are moved downward. Staple gun Claim 1 , characterized in that the connecting disk (63) has a through hole (631) and the pressure element (50) comprises an upper part (51) and a lower part (52), the upper part (51) extending in the longitudinal direction of the main body (10) extends rearward, the lower part (52) extending in the vertical direction and having an inverted U-shape, with a pressure part (522) being formed between the two legs (521) of the lower part (52), wherein the two legs (521) grip over the clip (70) protruding from the clip outlet opening (21) of the clip magazine (20), the pressure part (522) pressing against the clip (70), the upper part (51) through the Through hole (631) of the connecting disk (63) and is located in the lower region of the through hole (631), wherein a spring element (64) is located between the upper inner wall of the through hole (631) and the pressure part (50). Staple gun Claim 2 , characterized in that the upper inner wall of the through hole (631) of the connecting disk (63) is formed with a projection (632) and the end face of the upper part (51) of the pressure element (50) is formed with an elevation (511), wherein the two ends of the spring element (64) are correspondingly pushed over the projection (632) and the elevation (511).

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