JP3327645B2 - Fixture driving tool - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener driving tool such as a nailing machine, and more particularly to a fastener driving tool capable of nailing a narrow part such as a Japanese ceiling.

[0002]

2. Description of the Related Art A fastener driving tool for driving a driving member such as a blade with a piston / cylinder device using pressurized air to drive a fixing tool such as a nail into a wall or the like to be driven. Very well known. In such a driving tool, a sufficient space can be often secured in the case of a wall or the like,
For example, the space above the ceiling, or especially the area with pillars around the edge where the end of the Japanese-style ceiling board is placed on a Japanese-style ceiling with modern construction methods, is extremely narrow. Nothing was small enough to work. In order to meet such demands, a fastener driving tool has been developed in which the length of the cylinder and the housing portion thereof is extremely short, and the driving operation can be easily performed even in the extremely narrow space described above (Japanese Patent Application No. 4-16).
No. 9806).

[0003]

The above-mentioned fastener driving tool can obtain an effect that it can be driven even in an extremely narrow place such as a portion having a pillar on the periphery where the end of the Japanese ceiling plate is placed. Was. However, if a magazine for accommodating and winding the fastener connecting member in a coil shape is fixed to the handle, the magazine may hinder the work in a narrow place in some cases. Separately from such a tool, the Japanese Utility Model 57-2
No. 5819 and Japanese Utility Model Unexamined Publication No.
A fastener driving tool having a configuration in which a magazine is inclined at a fixed angle is disclosed. However, the magazine for these tools
The purpose of this is to make it easy to accommodate the coiled winding body in the magazine, and it is configured to simply rotate and tilt the magazine about the rotation axis that passes through the magazine, and the magazine is always connected between the driving surface and the handle. Since such a configuration remains in the middle, even if such a configuration is directly incorporated into the magazine in the driving tool disclosed in the above-mentioned Japanese Patent Application No. 4-169806, as described above, depending on the driving location, the magazine may not be used. It is inevitable that it will interfere with your work.

Accordingly, an object of the present invention is to provide a fastener driving tool which does not hinder work in a narrow place by mounting a magazine movably.

[0005]

According to the present invention, there is provided, in accordance with the present invention, a housing partially formed in a handle and having an axis intersecting the axis of the handle in the housing. A cylinder, a piston movably provided in the cylinder and connected to the driving member, and a nose provided at an end of the cylinder on a side to which the driving member moves and through which the driving member penetrates by movement of the piston And a magazine connected to the handle, the magazine being wound in a coil shape and containing a connected body of the fastener to be fed to the nose, and the magazine is provided with a handle at its end. The handle is connected to the handle via a pivot provided substantially in parallel with the axis of the magazine, and the entire magazine can swing around the handle by a predetermined range around the pivot. Gudakomi tool is provided.

In the present invention, the magazine is formed in a flat cylindrical body for accommodating the coil-shaped fastener coupling body, and the entire magazine is located between the driving surface facing the nose and the handle and has a flat surface. A first position in which an end surface is parallel to the driving surface; and a second position spaced from the driving surface until the position is substantially lateral to the handle and the flat end surface is substantially perpendicular to the driving surface. Between the first position and the second position.
Each position can be configured to be releasably locked.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. In FIG. 1, a nail driving machine 1 as a fastener driving tool has a housing 2 for storing pressurized air.
The housing 2 comprises a body part 3 in which a piston and cylinder device is provided and a handle 5 in which a trigger device 4 is provided. The axis x of the handle 5 is provided inside the housing 2.
Cylinder 7 so as to have an axis y substantially perpendicular to
Is provided. The cylinder is provided with a piston 8 so as to be able to move inside the cylinder, and a driving member 9 is connected to the piston. And the driving member 9
A nose 10 is attached to the end of the cylinder 7 on the side where the cylinder moves, so as to close the cylinder end. A nail 11 as a fixing tool is fed to the nose 10, and the driving member 9 penetrates the nail 11 by hitting the nail 11 by the movement of the piston 8. The nose is provided with a feeding device for the nail 11, but is omitted for convenience of explanation. Further, a magazine 12 that accommodates a connected body of nails 11 fed to the nose in a coil shape and accommodated is connected to an end of the handle 5.

The operation of the nailing machine 1 will be described briefly.
Pressurized air is supplied to a supply port 14 at the end of the handle 5,
A connected body of nails 11 extends from the magazine 12 to the nose 10, and the nails 11 are fed to the nose. Trigger device 4
When the lever 15 is pulled, the valve device 16 provided between the cylinder 7 and the trigger device 4 operates to supply pressurized air to the back surface of the piston of the cylinder 7 to rapidly move the piston 8, Nail 11 with driving member 9 in nose 10
And hits an object such as wood. When the lever 15 is released, the supply of the pressurized air on the back side of the piston stops,
On the other hand, since the pressurized air from the return air chamber provided outside the cylinder 7 is supplied to the front surface of the piston 8, the piston 8 is stopped at the position where the driving member 9 is retracted from the nose 10, and Prepare for driving. Further, the detailed structure and operation of the nailing machine 1 are described in Japanese Patent Application No. Hei.
See 169806.

In the present invention, the magazine 12 is connected to the handle 4 via a pivot 20 provided at an end thereof substantially in parallel with the axis x of the handle 4, and the entire magazine is pivoted about the pivot 20. The surroundings can be swung by a predetermined range. More specifically, the magazine 12 is formed as a flat cylindrical body for accommodating a coiled nail connection body. The cylindrical magazine 12 is formed with a gently curved and extending outlet portion 22 so that the nail connector is smoothly fed into the feeding device passage 21. Magazine 12
Is divided into a substantially semi-cylindrical shape so as to accommodate a connected body of nails wound in a coil shape therein, and one semi-cylindrical portion 23 can be opened and closed with respect to the other semi-cylindrical portion 24. As shown in FIG. Locking claws 25 and 26 (only FIG. 3 is shown for convenience) are provided to lock the semi-cylindrical portion 23 so that the semi-cylindrical portion 23 cannot be opened with respect to the semi-cylindrical portion 24. Can be canceled. In addition, the magazine 12
Is made of a transparent or translucent resin material so that the remaining amount of the nail connector inside can be seen.

A connection bracket 29 is formed on the magazine 12 for connection to the handle 4, and the bracket 29 has a mounting portion 3 provided at an end of the handle 4.
A connection 31 is provided for receiving the pivot 20 attached to the zero. Therefore, the magazine 12 is located entirely between the driving surface 17 facing the nose 10 and the handle 4 and the first position (the flat end surface 32 is parallel to the driving surface 17). (The position of FIG. 1 and the position of the solid line of FIG. 3)
And a second position (a position shown in FIG. 4 and an imaginary line shown in FIG. 3) in which the flat end surface 32 is separated from the driving surface 17 until it is located substantially to the side of the handle 4 and the flat end surface 32 is substantially perpendicular to the driving surface 17. ). In the case of this embodiment, the swing angle range is set to about 70 degrees as shown in FIG. And FIG.
As shown in the figure, the first position shown by the solid line and the second position shown by the imaginary line
In each of the positions, a lock mechanism for releasably locking is provided. This locking mechanism is slidably attached to the connecting portion 31 of the bracket 29, is urged toward the pivot 20 by a spring 33, and has a locking member 35 having a projection 34 at the tip, and a mounting member 30 of the handle 4. Locking holes 36 and 37 are formed on the side surface and receive the projections 34 of the locking member 35 at the first position and the second position.

With such a configuration, as shown in FIG. 1, when the magazine 12 is in the first position, when the nail is driven at a right angle to the flat object 17, the nail driving machine 1 is used.
Can be driven into a narrow space in parallel with the object 17. When the driving space for the driving target is narrower,
When the magazine 12 is in the way, the projection 34 of the locking member 35 is pulled out from the locking hole 36, the magazine 12 is rotated to the second position, and the projection 34 is locked in the locking hole 37 and locked. As a result, as shown in FIG. 4, the magazine 12 is separated from the object 17, so that the handle 4 can be brought closer to the object 17, and is surrounded by the object 17 such as a wall and another object 39 such as a ceiling. Even in the nailing operation at the corner, the nail can be driven into the corner of the corner.

[0012]

According to the present invention, the magazine is connected to the handle via a pivot provided at the end thereof substantially in parallel with the axis of the handle, and the entire magazine extends around the handle around the pivot. Because it is possible to swing only within the range, by swinging the magazine and moving it away from the target,
The handle can be brought closer to the object, and the fastener can be driven into a very narrow place such as a corner surrounded by a wall plate and a ceiling plate.

[Brief description of the drawings]

FIG. 1 is a partially broken front view of a nailing machine according to the present invention.

FIG. 2 is a side view of the nailing machine of FIG. 1;

FIG. 3 is a bottom view of the nailing machine of FIG. 1;

FIG. 4 is a front view of the nailing machine of FIG. 1 when the magazine is swung.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Nail driving machine as a fastener driving tool 2 Housing 3 Main part 4 Trigger device 5 Handle 7 Cylinder 8 Piston 9 Driving member 10 Nose 11 Nail 12 Magazine 16 Valve device 17 Object 20 Axis 22 Exit of magazine 23 24 Semi-cylindrical portion of magazine 25 Locking claw 29 Connecting bracket 32 End face 35 Locking member 36, 37 Locking hole

Claims (2)

(57) [Claims] 1. A housing partially formed in a handle, a cylinder provided in the housing so as to have an axis intersecting with an axis of the handle, and a driving member provided movably in the cylinder. A coupled piston, a nose provided at the end of the cylinder on the side where the driving member moves, and a nose through which the driving member penetrates by movement of the piston; and a fastener connected to the handle and feeding the nose. And a magazine for accommodating and winding the connected body in a coil shape, wherein the magazine is attached to the handle via a pivot provided substantially parallel to the axis of the handle at an end thereof. A fastener driving tool, wherein the tool is connected, and the whole magazine is swingable around a handle by a predetermined range around the pivot. 2. The fastener driving tool according to claim 1, wherein the magazine is formed in a flat cylindrical body that accommodates a coil-shaped fastener coupling body, and the entire magazine is formed by a nose-facing punch. A first position positioned between the driving surface and the handle and having a flat end surface parallel to the driving surface; and a first position spaced from the driving surface until positioned substantially laterally of the handle. A fastener driving tool, characterized in that the flat end face is movable between a second position substantially perpendicular to the driving surface and is releasably locked in the first and second positions, respectively.