JP6136191B2 - Connecting fastener magazine and driving tool - Google Patents

Description

  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magazine for loading a connection fastener and a driving tool equipped with the magazine, and more particularly, a magazine for a connection fastener in which the height position of a nail support can be easily adjusted according to a nail to be used, and a driving tool equipped with the magazine About.

  2. Description of the Related Art Conventionally, a nailing machine including a substantially cylindrical magazine for storing a connected fastener obtained by connecting a large number of fasteners and winding them in a coil shape is known. A nail support for holding the connecting fastener is disposed inside the magazine body.

  For example, Patent Document 1 discloses a nailing machine provided with a nail support, the height position of the nail support can be changed according to the length of the fastener to be used, and the nail support when the magazine is opened. It is disclosed that the connecting fastener can be easily loaded by inclining outward.

  In addition, this patent document 1 describes that a mark serving as a mark for changing the height position of the nail support is provided on the inner wall surface of the magazine. As described above, in the conventional nailing machine, a scale for changing the height position of the nail support is generally provided on the inner wall surface of the magazine.

JP2012-179710A

  However, when a scale is provided on the inner wall surface of the magazine, there is a problem that the scale cannot be confirmed because the scale is hidden when the fastener is loaded. Further, when the nail support is inclined, there is a problem that the height position cannot be confirmed because the nail support is separated from the scale on the inner wall surface of the magazine when the nail support is inclined.

  Therefore, an object of the present invention is to provide a magazine for a connected fastener that can easily check the height position of the nail support even after the fastener is loaded or even when the nail support is inclined.

  The present invention has been made to solve the above-described problems, and is characterized by the following.

(Claim 1)
The invention described in claim 1 is characterized by the following points.

That is, the magazine for a connected fastener according to claim 1 is a substantially cylindrical magazine for storing a connected fastener that is formed by connecting a number of fasteners and wound in a coil shape, A semi-cylindrical magazine cap that is rotatably attached to the magazine main body around a rotation shaft provided in the diameter direction at the bottom of the magazine main body, and a guide post that is rotatably attached to the rotation shaft; A nail support that is slidably fitted to the guide post, and the nail support includes a bottom plate portion on which a connecting fastener is placed, and a nail post erected at the center of the bottom plate portion. And the nail post slides along the longitudinal direction of the guide post so that the height position can be adjusted, and the magazine cap is rotated. When opened, the guide post and the nail support can be inclined at a predetermined angle, and a height position display portion indicating a height position of a bottom plate portion of the nail support is provided on the outer surface of the magazine. The height position display unit includes an inclined display unit parallel to a bottom plate portion of the nail support inclined at the predetermined angle with respect to the magazine main body, and the nail not inclined with respect to the magazine main body. A parallel display portion parallel to the bottom plate portion of the support, and the height of the nail support can be confirmed by the parallel display portion when the magazine is closed, and the tilt display when the magazine is open. The height position of the nail support can be confirmed by the portion.

(Claim 2)
The invention described in claim 2 has the following features in addition to the features of the invention described in claim 1 described above.

  That is, the height position display part is provided near the opening edge of the magazine main body so as to be visible from the outside.

(Claim 3)
The invention described in claim 3 is a driving tool provided with the magazine for connecting fasteners described in claim 1 or 2.

  The invention according to claim 1 is as described above, and the height position display portion includes an inclined display portion parallel to the bottom plate portion of the nail support inclined at a predetermined angle with respect to the magazine main body. Even when it is inclined, it is possible to confirm an appropriate height position.

  Further, since the height position display part includes a parallel display part parallel to the bottom plate part of the nail support that is not inclined with respect to the magazine main body in addition to the inclination display part, the nail support is inclined. Regardless of whether or not it is possible to confirm the appropriate height position.

  The invention according to claim 2 is as described above, and the height position display portion is provided near the opening edge of the magazine main body so as to be visible from the outside. The height position display unit is not hidden and the adjustment position can be visually recognized. In addition, since the height position display section can be easily provided with a seal or the like, the above-described effects can be obtained at low cost.

  In addition, the invention described in claim 3 is as described above, and it is possible to obtain a driving tool including a magazine that exhibits the above-described effects.

It is sectional drawing which looked at the nailing machine from the side. It is a side view (figure which omitted the magazine cap) which shows the state where the magazine was closed. It is a perspective view (figure which omitted the magazine cap) which shows the state where the magazine was closed. It is a side view which shows the state which opened the magazine. It is a perspective view which shows the state which opened the magazine. It is a figure which shows the modification of a height position display part.

  An embodiment of the present invention will be described with reference to the drawings, taking a nail driver 10 as an example.

  A nail driver 10 according to the present embodiment is a pneumatic nail driver for driving a nail using compressed air. As shown in FIG. 1, a tool body 11 having a nose portion 13 and the tool body 11. And a magazine 30 provided on the side.

  The tool body 11 is configured by a body housing 12 and a grip housing 16 that are connected substantially at a right angle. A striking cylinder is disposed inside the body housing 12, and a striking piston is slidably accommodated in the striking cylinder. A driver for striking a nail is connected to the lower surface of the striking piston so that the driver can drive the nail when the striking piston is actuated.

  A nose portion 13 for injecting a nail is provided at the lower end of the body housing 12, and the above-mentioned driver is slidably guided toward the nose portion 13. A nail supply mechanism is provided behind the nose portion 13, and this nail supply mechanism sequentially supplies the nails in the magazine 30 into the nose portion 13 as the nails are driven. .

  A contact nose 14 is disposed at the tip of the nose portion 13 so as to be movable up and down with respect to the nose portion 13 and pressed against the workpiece. The contact nose 14 is slidably attached to the tip of the nose portion 13 and is slidable along the nail injection direction. The contact nose 14 is connected to a contact arm that constitutes a safety device of the nailing machine 10, and when the contact nose 14 is pressed against and slides against the material to be driven, the contact arm integrally moves up. It has become. When the contact arm is moved upward, the compressed air can be supplied into the striking cylinder by the operation of the trigger 17 (punching of the nail).

  That is, when the trigger 17 is operated with the contact nose 14 pressed against the workpiece (or when the contact nose 14 is pressed against the workpiece with the trigger 17 operated), the end cap portion 29 at the rear end of the grip housing 16 is operated. Compressed air supplied from an air supply source such as an air compressor connected to the cylinder is supplied into the striking cylinder, the compressed air acts on the striking piston to drive the striking piston, and the driver coupled to the striking piston Blow. At this time, the position of the driver and the nail is stably guided by the injection path inside the contact nose 14, and the nail is driven out from the injection port 15 opened at the tip of the contact nose 14.

  The magazine 30 according to the present embodiment stores a connected fastener obtained by connecting a large number of fasteners and wound in a coil shape. As shown in FIGS. 1 to 5, a magazine main body 31, a magazine cap 32, The guide post 34 and the nail support 35 are provided.

  The magazine main body 31 is a semi-cylindrical member that is integrally fixed to the tool body 11.

  The magazine cap 32 is a semi-cylindrical member that forms the outer shape of the cylindrical magazine 30 in combination with the magazine main body 31, and via a rotation shaft 33 provided in the diameter direction at the bottom of the magazine main body 31. The magazine main body 31 is rotatably attached. By rotating the magazine cap 32 in the opening direction, the cylindrical magazine 30 is cracked from the center and opened largely, and the inside of the magazine 30 is opened. The magazine cap 32 is formed of a light-transmitting material so that the nail stored in the magazine 30 can be seen even when the magazine cap 32 is closed.

  As shown in FIG. 1, the guide post 34 is a columnar member that is erected on a cylindrical central axis of the outer shape of the magazine 30. The guide post 34 has a rotation shaft hole formed at a lower end portion thereof, and is attached to the rotation shaft 33 so that the rotation shaft 33 passes through the rotation shaft hole.

  2 and 3, the guide post 34 is supported from both sides by the magazine main body 31 and the magazine cap 32 when the magazine cap 32 is closed, so that the bottom of the magazine main body 31 is supported. It is designed to maintain a vertical posture. On the other hand, when the magazine cap 32 is rotated in the opening direction with respect to the magazine main body 31, since the magazine cap 32 is not supported, the magazine cap 32 can be rotated in the opening direction. At this time, since the guide post 34 is urged in a direction away from the magazine main body 31 by the torsion coil spring, the magazine cap 32 rotates in the opening direction, so that the guide post 34 is tilted in conjunction with the magazine cap 32. It is designed to rotate. When the magazine cap 32 is completely opened, as shown in FIGS. 4 and 5, the posture is maintained when the magazine cap 32 is inclined to a predetermined inclination angle (about 45 degrees).

  The nail support 35 is a member that integrally includes a circular bottom plate portion 35b on which a connecting fastener is placed and supported, and a nail post 35a erected at the center of the bottom plate portion 35b. The nail post 35a has a hollow shape, and the guide post 34 is fitted into the hollow shape.

  The nail support 35 is rotatable about the guide post 34, and is slid up and down along the longitudinal direction of the guide post 34 by rotating. As the nail support 35 slides up and down in this manner, the height position of the nail support 35 in the magazine 30 can be adjusted. Although not specifically described, a known mechanism may be used as a specific mechanism for sliding the nail support 35 by rotating it.

  According to such a magazine configuration, when a connecting fastener wound in a coil shape is loaded into the magazine 30, the magazine cap 32 is rotated downward about the rotation shaft 33 to open the inside of the magazine 30. At this time, since the guide post 34 rotates in the inclination direction in conjunction with the magazine cap 32, the nail support 35 fitted to the guide post 34 also inclines outward, so that the connecting fastener can be easily set. In this state, when the connecting fastener is set on the inclined nail support 35 and the magazine cap 32 is turned upward and closed, the loading of the connecting fastener is completed.

  At this time, when the length of the nail to be used does not match the height position of the nail support 35, the height position of the nail support 35 is changed by rotating the nail support 35. In the present embodiment, since the height position display portion 31a is provided on the outer surface near the opening edge of the magazine main body 31, the display of the height position display portion 31a and the height of the bottom plate portion 35b of the nail support 35 are provided. It is formed so that the height position of the nail support 35 can be confirmed by visually comparing the height position.

  Here, the above-described height position display unit 31a includes two display units, a parallel display unit 31b and an inclined display unit 31c.

  As shown in FIG. 2, the parallel display portion 31 b is a scale parallel to the bottom plate portion 35 b of the nail support 35 that is not inclined with respect to the magazine main body 31, and the nail support 35 is in a closed state when the magazine 30 is closed. The height position can be confirmed. As described above, since the magazine cap 32 is made of a light-transmitting material, the nail support 35 can be seen through the magazine cap 32 even when the magazine 30 is closed. The height position of 35 can be confirmed.

  As shown in FIG. 4, the tilt display portion 31c is a scale parallel to the bottom plate portion 35b of the nail support 35 tilted at the predetermined tilt angle with respect to the magazine main body 31, and when the magazine 30 is open. In addition, the height position of the nail support 35 can be confirmed.

As shown in FIG. 6A, the parallel display portion 31b and the tilt display portion 31c described above have the same number of scale displays corresponding to each other (in the present embodiment, “27-38”, “40-45”, “50”).
"4 of" 57-65 "). An angle R (see FIG. 6) formed by the scale display of the parallel display portion 31b and the scale display of the tilt display portion 31c is equal to a predetermined tilt angle of the nail support 35.

  In addition, as an aspect of the height position display part 31a, the display corresponding to the nail support 35 before and behind inclination is provided not only as an aspect as shown to Fig.6 (a), but the height position can be confirmed. Anything is acceptable. For example, as shown in FIG. 6 (b), the parallel display unit 31b and the tilt display unit 31c may share the numerical display.

  As described above, according to the present embodiment, the height position display portion 31 a indicating the height position of the bottom plate portion 35 b of the nail support 35 is provided on the outer surface near the opening edge of the magazine main body 31. Even if a nail is loaded, the height position display part 31a is not hidden and the adjustment position can be visually recognized.

  The height position display portion 31 a includes a parallel display portion 31 b parallel to the bottom plate portion 35 b of the nail support 35 that is not inclined with respect to the magazine main body 31, and a nail support that is inclined at a predetermined angle with respect to the magazine main body 31. Since the inclination display part 31c parallel to the bottom plate part 35b of 35 is provided, an appropriate height position can be confirmed regardless of whether the nail support 35 is inclined.

  Further, since the height position display portion 31a is provided on the outer surface, the nail does not directly contact the height position display portion 31a, and the visibility is not deteriorated due to wear or the like.

Moreover, since the height position display part 31a can be easily provided with a seal | sticker etc., the above effects can be acquired at low cost.

DESCRIPTION OF SYMBOLS 10 Nailer 11 Tool main body 12 Body housing 13 Nose part 14 Contact nose 15 Injection port 16 Grip housing 17 Trigger 29 End cap part 30 Magazine 31 Magazine main body 31a Height position display part 31b Parallel display part 31c Inclination display part 32 Magazine cap 33 Rotating shaft 34 Guide post 35 Nail support 35a Nail post 35b Bottom plate

Claims (3)

It is a substantially cylindrical magazine for storing a connected fastener that is connected to a large number of fasteners and wound in a coil shape.
A semi-cylindrical magazine,
A semi-cylindrical magazine cap attached to the magazine main body so as to be rotatable about a rotation shaft provided in the diameter direction at the bottom of the magazine main body;
A guide post rotatably attached to the rotation shaft;
A nail support slidably fitted to the guide post;
With
The nail support includes a bottom plate portion on which a connecting fastener is placed, and a nail post erected at the center of the bottom plate portion, and the nail post slides along the longitudinal direction of the guide post. Is formed so that the height position can be adjusted,
When the magazine cap is rotated and opened, the guide post and the nail support can be inclined at a predetermined angle,
On the outer surface of the magazine, there is provided a height position display portion indicating the height position of the bottom plate portion of the nail support,
The height position display part includes an inclination display part parallel to the bottom plate part of the nail support inclined at the predetermined angle with respect to the magazine main body, and a bottom plate part of the nail support not inclined with respect to the magazine main body. comprising parallel parallel display unit, the a,
The nail support height position can be confirmed by the parallel display section when the magazine is closed, and the nail support height position can be confirmed by the tilt display section when the magazine is open. A magazine for connected fasteners.   The magazine for connecting fasteners according to claim 1, wherein the height position display part is provided in the vicinity of an opening edge of the magazine main body so as to be visible from the outside.   A driving tool comprising the magazine for connecting fasteners according to claim 1.

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