JPH09207498A - Picture stud and picture-stud driver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compact and easy-to-handle picture stud driver by combining a picture stud with a bar-like head part with a picture stud driver which drives a round of connected picture studs as well as a picture stud for the picture stud driver. SOLUTION: This picture stud 11 has a head part and a head part with a needle part extended like a bar, and plural pieces of the picture stud 11 are connected crosswise at the bar-like head part 12. This picture stud driver consists of a cylindrical main body into which plural pieces of the picture stud 11 with bar-like head parts connected widthwise are inserted in freely slidable manner, a driving guide 32 for driving individual studs 11 loaded on the tip of the cylindrical main body, a piston 32 for driving the picture stud 11 on the head part side of the driving guide 32, a lever 35 for driving the picture stud 11 which is installed at the rear part of the piston 34 and equipped with an automatic return means, a picture stud replenishing aperture provided on the rear end of the cylindrical main body, and a lid for opening the picture stud replenishing aperture.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a thumbtack and a pushpin for a thumbtack, and an object of the present invention is to provide a thumbtack and a thumbtack puncher capable of mechanically driving a thumbtack conventionally handled by hand. Is.

[0002]

2. Description of the Related Art Generally, a thumbtack has a circular head and a needle portion projecting from the center of the back surface of the thumbtack. It was something I tried to drive.

As disclosed in Japanese Utility Model Laid-Open No. 55-96795, it is proposed to make the head of the thumbtack stick-shaped so that the needle of the thumbtack does not face upward when it falls on the floor. ing.

Further, as described in Japanese Utility Model Laid-Open No. 59-164796, so that the thumbtack can be continuously driven into the wall surface or the like,
The thumbtack is connected with the head to make a thumbtack connection, and the thumbtack holder is the same as the stapler.
That is, it is provided with a thumbtack holder that holds a connected body of thumbtack, and a hammer mechanism that is rotatably attached to the thumbtack holder and drives the thumbtack held by the thumbtack holder into a wall surface.

[0005]

However, in the above-described conventional pushpin having a rod-shaped head, since the needle portion of the pushpin that has fallen on the floor is merely prevented from facing upward, the pushpin head is Nothing is suggested about concatenating.

[0006] Further, in a structure in which a thumbtack is connected with a head to make a thumbtack connection body and the thumbtack is driven by a thumbtack holder similar to a stapler, since the head is not stick-shaped, the thumbtack is connected. It had the drawback that it became very long despite the small number of bodies.

The present invention solves the above-mentioned drawbacks of the conventional example, and by combining a pushpin having a rod-shaped head and a pushpin ejector for punching a connecting body of the pushpins,
The object is to provide a compact and easy-to-use pushpin driving device, and also to provide a pushpin for that purpose.

[0008]

A thumbtack of the present invention is a thumbtack having a head portion and a needle portion, the head portion extending in a rod shape, and a plurality of thumbtack portions in the width direction of the rod head portion. It is characterized by being connected to.

Further, in the above, it is preferable that the rod-shaped head portion has a retreat portion for inserting the extraction device on the back surface side.

Further, the push-out device of the pushpin of the present invention comprises a tubular body into which a plurality of pushpins having rod-shaped heads connected in the width direction are slidably inserted, and individual pushpins provided at the tip of the tubular body. A launching guide for launching, a piston for launching a thumbtack on the head side of the launching guide, a launching lever equipped with an automatic return means attached to the rear portion of the piston, and a thumbtack refilling port provided at the rear end of the tubular body. ,
It has a lid for opening and closing the pushpin refill port.

Further, in the above, it is also characterized in that the embossing guide for embossing the individual thumbtack is provided with a magnet which allows the thumbtack to be sucked into the embossing guide to continuously replenish the thumbtack. It is a thing.

Since the thumbtack and the pusher of the thumbtack of the present invention are configured as described above, the conventional pushpins can be used to attach posters and leaflets to the wall surface, post materials on the blackboard, etc.
The laborious work of inserting the thumbtack with your finger is now mechanically and extremely easy.

Further, since the thumbtack has a rod-shaped head,
The pushpin connecting body can also be made by connecting a large number of pushpins with a short length, so that a compact and easy-to-use pushpin ejector can be provided.

Since the thumbtack is equipped with a rod-shaped head and the thumbtack ejector for ejecting the thumbtack is designed to attract the thumbtack to the guide with a magnet, the thumbtack is continuously ejected by using magnetic force. It can be aligned with the guides and there is no need to manufacture the pushpin connection by special means.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a thumbtack and a pusher for a thumbtack according to the present invention will be described more specifically below with reference to the drawings.

1 to 3 show an embodiment of a pushpin according to the present invention. FIG. 1 shows a thumbtack provided with a straight rod-shaped head, (a) is a central longitudinal sectional view thereof, and (b) is its A section.
It is -A sectional drawing.

This thumbtack 11 is provided with a linear rod-shaped head 12, and a needle portion 13 is projected in the center thereof. Further, the rod-shaped head 12 is provided with protrusions 15 which are folded back so as to be parallel to the needle portion 13 at both ends on the back surface side thereof, and forms a retreat portion 14 for inserting a pulling-out device, the inside of which is a recess.

FIG. 2 shows a thumbtack provided with a rod-shaped head that is inflated in an arch shape. (A) is a central longitudinal sectional view thereof, (b)
Is a sectional view taken along the line BB.

This thumbtack 21 is provided with a bar-shaped head 22 which is bulged in an arch shape on both sides of the needle portion 23, and the needle portion 23 is provided at the center thereof. Since the center of the back surface side of the rod-shaped head 22 is a recess, this recess can be used as the retreat portion 24 for inserting the extraction tool.

3 to 6 show an embodiment of the push-in device for the thumbtack of the present invention.

In FIG. 3, reference numeral 31 denotes a cylindrical body into which a plurality of pushpins 11 having rod-shaped heads 12 connected in the width direction are slidably inserted. The hollow portion of the tubular main body 31 is formed in a shape similar to the contour shape of the thumbtack 11, and its upper end is connected to the punching guide 32 for punching out individual thumbtack and the thumbtack supply port 44 having the lower end opened. .

The push-out guide 32, which is provided at the tip of the cylindrical main body 31 and pushes out the individual thumbtack 11, is a thumbtack 11.
The needle portion 13 side is provided with a launching port 33 having a width substantially equal to the width of the thumbtack 11, and the rod-shaped head 12 side is provided with a piston 34 for launching the thumbtack 11. By pushing the finger contact plate 36 of the launching lever 35 attached to the rear portion of the piston 34 with a finger, the thumbtack 11 can be launched from the launching port 33 in a predetermined direction. A magnet 37 is attached to the tip of the piston 34 and holds the thumbtack 11 until it is completely driven.

Reference numeral 38 denotes an automatic return means composed of a coil spring, which is interposed between the rear wall of the cylindrical main body 31 and the finger contact plate 36, and acts so as to automatically return after operating the launching lever 35.

A magnet 39 for attracting the thumbtack 11 is provided at a predetermined position in the punching guide 32 at the upper portion of the punching guide 32, and the next pushpin at a predetermined position in the punching guide 32 after the thumbtack 11 is punched. 11 can be continuously replenished. At this time, the thumbtack 11 is attracted by the magnetic force of the magnet 39, and is integrally formed as if it was connected by another means to form a connected body. Of course, instead of the magnet 39, a spring that pushes up from the rear part of the connecting body of the pushpins 11 can be provided. Needless to say, in that case, other connecting means such as a cartridge for an insertion guide, which is replaced by a magnet, is required.

A locking hole 41 is provided at an appropriate position of the piston 34, and a tip of a safety pin 42 provided in the vicinity of the hole 41 is inserted into the hole 41 so as to be freely inserted and removed. Reference numeral 43 is an operating knob provided on the safety pin 42.

The thumbtack replenishing port 44 provided at the rear end of the tubular body 31 is provided with a lid 45 for opening and closing the thumbtack replenishing port 44 so as to cross the hollow portion of the tubular body 31. The lid 45 is operated by a handle 46 projecting to the side surface of the tubular body 31, and is inserted / removed so as to traverse the hollow portion of the tubular body 31 to open / close the thumbtack supply port 44.

4 and 5 show details of the ejection guide 32 portion of the cylindrical body 31, and the thumbtack 11 is held in a standby state by a magnet 37 provided at the tip of the piston 34. The piston 34 is a launching lever 35.
The thumbtack 11 can be struck in a predetermined direction from the stab 33 by pushing the finger contact plate 36 with a finger.

After that, the piston 34 is returned to its original position by the automatic return means 38. If the tip of the safety pin 42 is inserted into the hole 41 when not in use, the piston 34 will not operate when it is not needed, and trouble will not occur. 47
Is a stopper projectingly provided on the upper surface of the piston 34, and moves and retreats in a guide groove 48 provided in the inner wall of the cylindrical main body 31 to restrict the piston 34 to move with a predetermined stroke.

FIG. 6 shows the details of the pushpin replenishing port 44 portion provided at the rear end of the tubular body 31.
A lid 45 attached so as to traverse the hollow portion of the opening / closing portion opens / closes the thumbtack supply port 44. This lid 45
Is operated by a handle 46 projecting to the side surface of the tubular body 31, and is inserted / removed so as to traverse the hollow portion of the tubular body 31 to open / close the pushpin replenishing port 44.

Numeral 49 is a stopper provided on the upper surface of the lid 45 so as to advance and retreat in the guide groove 50 provided on the inner wall of the cylindrical main body 31 and regulate the lid 45 to move with a predetermined stroke.

[0031]

EFFECT OF THE INVENTION Since the thumbtack and the pusher of the thumbtack of the present invention are configured as described above, the thumbtack can be attached by a finger such as pasting a poster or leaflet on a wall with a conventional thumbtack, posting a material or the like on a blackboard. The time-consuming work of inserting is now mechanically and extremely easy. Further, the thumbtack after use occupies a small area as compared with the conventional thumbtack, so that it is not conspicuous and the appearance is very good.

Since the thumbtack has a rod-shaped head,
The pushpin connecting body can also be made by connecting a large number of pushpins with a short length, so that a compact and easy-to-use pushpin ejector can be provided.

Since the thumbtack is equipped with a rod-shaped head and the thumbtack ejector for ejecting the thumbtack is adapted to attract the thumbtack to the guide by using a magnet, the thumbtack is continuously ejected by using magnetic force. It can be aligned with the guides and there is no need to manufacture the pushpin connection by special means.

[Brief description of drawings]

FIG. 1 shows an embodiment of a thumbtack provided with a rod-shaped head according to the present invention, (a) is a central longitudinal sectional view thereof, and (b) is AA thereof.
It is sectional drawing.

FIG. 2 shows a thumbtack provided with a rod-shaped head that is inflated in an arch shape, (a) is a central longitudinal sectional view thereof, and (b) is its BB.
It is sectional drawing.

FIG. 3 is a schematic cross-sectional view showing one embodiment of a push-in device for a thumbtack of the present invention.

FIG. 4 is a transverse cross-sectional view showing details of a punching guide portion of the tubular body.

FIG. 5 is a vertical cross-sectional view showing details of a punching guide portion of the tubular body.

FIG. 6 is a transverse cross-sectional view showing details of a pushpin replenishing port portion provided at the rear end of the tubular main body.

[Explanation of symbols]

 11 Thumbtack 12 Rod-shaped head 13 Needle portion 3 14 Retraction portion 15 Protrusion 21 Thumbtack 22 Rod-shaped head 23 Needle portion 24 Retraction portion 31 Cylindrical body 32 Ejection guide 33 Ejection opening 34 Piston 35 Ejection lever 36 Finger rest plate 37 Magnet 38 Automatic return means 39 Magnet 41 Locking hole 42 Safety pin 43 Knob for operation 44 Thumbtack replenishing port 45 Lid 46 Handle 47 Stopper 48 Guide groove 49 Stopper 50 Guide groove

Claims (4)

[Claims] 1. A thumbtack having a head and a needle portion, wherein the head extends in a rod shape, and a plurality of thumbtackes are connected in the width direction of the rod-shaped head. . 2. The pushpin according to claim 1, wherein the rod-shaped head is formed with a retreat portion for inserting the extraction device on the back surface side. 3. A tubular body into which a plurality of pushpins having rod-shaped heads connected in the width direction are slidably inserted, a punching guide for punching out individual pushpins provided at the tip of the tubular body, and a punching guide A piston that ejects a thumbtack on the head side, a launching lever that is attached to the rear of the piston and has an automatic resetting means, a thumbtack refilling port provided at the rear end of the tubular body, and a lid that opens and closes the thumbtack refilling port. A push-in device for a thumbtack characterized by having. 4. The pushpin according to claim 3, wherein the punch-out guides for ejecting individual pushpins are provided with magnets for allowing the pushpins to be sucked into the push-out guides to continuously replenish the pushpins. Launcher.