WO2004009297A1 - Machine a clouer - Google Patents

Machine a clouer Download PDF

Info

Publication number
WO2004009297A1
WO2004009297A1 PCT/JP2003/008994 JP0308994W WO2004009297A1 WO 2004009297 A1 WO2004009297 A1 WO 2004009297A1 JP 0308994 W JP0308994 W JP 0308994W WO 2004009297 A1 WO2004009297 A1 WO 2004009297A1
Authority
WO
WIPO (PCT)
Prior art keywords
contact
contact member
nail
contact arm
engagement
Prior art date
Application number
PCT/JP2003/008994
Other languages
English (en)
Japanese (ja)
Inventor
Makoto Kosuge
Tatsushi Ogawa
Yasunori Aihara
Norimitsu Sekiguchi
Original Assignee
Max Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Max Co., Ltd. filed Critical Max Co., Ltd.
Priority to AU2003252653A priority Critical patent/AU2003252653A1/en
Publication of WO2004009297A1 publication Critical patent/WO2004009297A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
    • B25C1/00—Hand-held nailing tools; Nail feeding devices
    • B25C1/008—Safety devices

Definitions

  • a nail supplied to a nose portion forming a nail injection port is driven out of the injection port by a driver driven in the injection port, and is operated by being brought into contact with a material to be driven.
  • the present invention relates to a nailing machine in which a contact member to be protruded and arranged in the direction of the tip of the nose portion, and more particularly to a connection mechanism of a contact member of the nailing machine.
  • a hitting piston is slidably housed in a hollow housing that forms the body of the nailing machine.
  • a cylinder is arranged, and compressed air is introduced into the striking cylinder through a main valve arranged at the upper end of the striking cylinder.
  • An air chamber for storing compressed air from a compressed air supply source is formed inside the grip portion formed integrally with the housing, and a main vane rep connects the inside of the driving cylinder to the air chamber to compress the air inside the air chamber. Air is introduced into the striking cylinder to drive the striking piston.
  • a trigger valve for controlling the main valve is disposed at a base of the drip portion, and the trigger valve is operated by manually operating a trigger lever formed at a lower portion of the grip portion. It is configured as follows.
  • a nose part forming a nail injection port is attached below the body of the nailing machine. It is operably guided.
  • a nail supply guide portion is integrally connected to an opening formed on a side surface of the nail ejection port of the nose portion, and a magazine for accommodating a plurality of interconnected nails is provided at a rear portion of the nail supply guide portion.
  • the connecting nails in the magazine are successively supplied into the nail ejection port of the nose portion by a nail feeding mechanism arranged along the nail feeding guide portion.
  • a trigger mechanism is formed at the base of a grip formed integrally with the body, and the trigger mechanism is operated by operating the trigger lever with a finger holding the grip.
  • the nailer is started.
  • the nailing machine is provided with a contact mechanism which is slidably provided in the nail driving direction along the nose portion and is arranged so as to protrude forward of the injection port of the nose portion.
  • the nail mechanism is activated by the trigger mechanism by operating the contact mechanism by pressing the tip of the injection port against the material to be driven.
  • the conventional contact mechanism includes a contact member 3 protruding toward the distal end of the injection port 2 of the nose portion 1, and a contact member having a lower end portion as described above. 3 and a contact arm 4 whose upper end is located near the trigger mechanism.
  • the contact member 3 is formed in a substantially cylindrical shape. It is slidably mounted on the outer periphery of the cylindrical part forming the outlet 2 and is slidably guided along the direction of the injection port 2 with respect to the nose part 1.
  • the joint between the contact arm 4 and the contact member 3 was formed on the contact member 3 side by engaging the lateral uneven strips 5 and 6 formed on the joint surface of the two.
  • the fixing screw 7 is screwed into the female screw 9 formed in the contact arm 4 from the opening 8 to fix and connect the two.
  • the vertical operation load acting between the contact member 3 and the contact arm 4 is received by the engagement of the uneven portions 5, 6 formed in the horizontal direction.
  • the joint between the contact member 3 and the contact arm 4 has a twisted direction. Acting force is generated. Therefore, in order to prevent the joint between the contact member 3 and the contact arm 4 from being twisted due to the torsion force, the number of the horizontal uneven ridges 5 and 6 to be engaged with each other is increased, and the uneven ridges 5 are formed. , 6 width dimension Therefore, the joint portion becomes large, which hinders the slimming of the tip of the nose portion 1 and impairs the workability by deteriorating the visibility of the nailed portion. Disclosure of the invention
  • the present invention solves the problem in the connection mechanism between the contact member and the contact arm, so that the tip portion of the nail injection port of the nose portion can be formed slim, and the nailing can be performed with good visibility of the driving point. It is an object to provide a machine.
  • a nailing machine comprises: a hitting cylinder which slidably accommodates a hitting piston in a hollow housing forming a body of the nailing machine; and a lower part of the housing.
  • a nose portion having a nail injection port is provided, and a trigger mechanism operated by a manual operation of a trigger lever and an operation by a driven member of a contact mechanism whose tip is disposed at the tip of the injection port of the nose portion is provided.
  • By operating the trigger mechanism compressed air is introduced into the hitting cylinder to drive the hitting piston, and the nail supplied to the nail outlet by a driver connected to the hitting piston is nailed.
  • a nail driving machine configured to drive an injection port toward a material to be driven, wherein the contact mechanism is slidably held with respect to a nose portion and a tip protrudes forward of the nose portion. And a contact arm having an upper end portion disposed in the trigger mechanism portion. An attachment portion is formed in each of the contact member and the contact arm, and formed between the attachment portions. Forming an engaging means consisting of an engaging projection and an engaging hole, fitting the engaging means, and connecting the two mounting portions integrally by screws at a portion separated from the engaging means.
  • the shapes of the engagement protrusion and the engagement hole are defined by linear upper and lower support sides perpendicular to the sliding operation direction of the contact member and linear side support sides parallel to the slide operation direction of the contact member.
  • the upper and lower support sides and the side support sides of the engagement projections are fitted to the upper and lower support sides and the side support sides of the engagement holes in a substantially square shape. It is characterized by the following. BRIEF DESCRIPTION OF THE FIGURES
  • FIG. 1 is a longitudinal sectional side view of a nailing machine of the present invention.
  • Figure 2 is a side view of the nailer of Figure 1 opposite the nose.
  • Fig. 3 is a front view of the nose of the nailing machine of Fig. 1.
  • FIG. 4 is a perspective view of a contact member and a contact arm before assembly.
  • FIG. 5 is a front view showing a cross section of a contact member and a part of a contact arm in a connected state.
  • FIG. 6 is a cross-sectional view taken along line AA in FIG.
  • FIG. 7 (a) and 7 (b) show a conventional contact member coupling structure, where FIG. 7 (a) is a longitudinal side view and FIG. 7 (b) is a front view.
  • FIG. 8 is a cross-sectional view taken along line BB in FIG. 7 (b).
  • reference numeral 15 denotes a nail outlet
  • 16 denotes a nose portion
  • 23 denotes a trigger valve
  • 24 denotes a trigger mechanism
  • 25 denotes a trigger lever
  • 26 denotes a contact mechanism
  • 27 denotes a contact member.
  • 28 is a contact arm
  • 29 is a mounting part
  • 30 is a mounting part
  • 31 is an engagement protrusion
  • 32 is an engagement hole
  • 33 is an engagement means
  • 34 is a female screw hole
  • 35 is an opening
  • 36 is a fixing screw
  • 37 and 38 are upper and lower support sides
  • 39 and 40 are side support sides.
  • a gripping cylinder 13 which slidably accommodates a driving piston 12 is disposed in a hollow housing 10 which forms a body of a nailing machine in which a grip portion 11 is formed.
  • a driver 14 for driving a nail is connected to the lower surface of the hitting biston 12.
  • a nose part 16 forming a nail injection port 15 is attached to a lower portion of the housing 10, and the dryno 14 is slidably guided into the nail injection port 15 of the nose part 16. Have been.
  • a nail supply guide section 17 is connected to the body.
  • a magazine 18 for accommodating a large number of connected nails is connected, and the nails in the magazine 18 are moved by the nail supply mechanism 19 arranged in the nail supply guide section 17 to the above-mentioned tip section. It is designed to be supplied sequentially into the nail outlets 15 of 16.
  • a main valve 20 is disposed at the upper end of the impact cylinder 13, and the main valve 20 selects between the air chamber 21 formed inside the grip portion 11 and the exhaust port in the impact cylinder 13. Connection.
  • the air chamber 21 is connected to a compressed air supply via an air plug 22 attached to the rear end of the drip portion 11, and the main valve 20 is connected to the air chamber 21 through the striking cylinder 13. The connection allows the compressed air in the air chamber 21 to be introduced into the striking cylinder 13 to drive the striking piston 12.
  • a trigger valve 23 for controlling the main valve 20 is disposed at a base of the grip portion 11, and the trigger pulp 23 is a trigger mechanism formed at a lower portion of the grip portion 11. 24 to be activated.
  • the trigger mechanism 24 has a manual operation of a trigger lever 25 formed at a lower portion of the drip portion 11, and a contact mechanism 26 having a tip disposed at a tip of the nail injection port 15 of the nose portion 16.
  • the trigger valve 23 is actuated by two operations of pressing the pressure on the surface of the material to be driven.
  • the contact mechanism 26 includes a contact member 27 protruding forward of the nail injection port 15 of the nose portion 16, one end connected to the contact member 27, and the other end connected to the trigger mechanism 24.
  • the contact member 27 is slidably supported on the outer peripheral surface of the cylindrical portion forming the nail injection port 15 of the nose 16.
  • the tip portion is arranged so as to protrude toward the tip end of the nail injection port 15 of the nose portion 16 so as to be pressed against the surface of the material to be driven when the nail is driven.
  • the upper end of the contact arm 28 connected to the contact member 27 is located on the trigger mechanism 24 described above, and the trigger member 24 is operated by operating the contact member 27 by the material to be driven. Then, the trigger valve 23 can be operated by the trigger lever 25.
  • the contact member 27 is formed as a metal molded part, and the upper end of the contact member 27 is formed by bending a metal plate material.
  • the nose 16 is integrally connected to the lower end of the nose 28.
  • a mounting portion 29 is formed on the body so as to protrude upward from the side of the contact member 27, and the lower end of the contact arm 28 is formed on the contact member 27.
  • a mounting portion 30 is formed so as to be bent so as to face a front surface of the formed mounting portion 29.
  • the contact members 27 project from the mounting portion 29 of the contact member 27 toward the mounting portion 30 of the contact arm 28.
  • An engaging means 33 comprising an engaging protrusion 31 formed and an engaging hole 32 formed in a mounting portion 30 of the contact arm 28 accommodating the engaging protrusion 31 is formed.
  • a female screw hole 34 is formed in the mounting portion 29 of the contact member 27 at a distance from the engaging protrusion 31, and the mounting portion 30 of the contact arm 28 corresponds to the female screw hole 34.
  • an opening 35 is formed.
  • the engaging projection 31 formed on the mounting portion 29 of the contact member 27 fits into the engaging hole 32 formed on the mounting portion 30 of the contact arm 28. Then, from the contact arm 28 side, the shaft of the fixing screw 36 is passed through the opening 35 and screwed into the female screw hole 34 of the mounting portion 29 of the contact member 27, thereby forming a contact with the contact member 27.
  • the contact arm 28 is joined to the body and assembled to the nose 16.
  • the engaging means 33 constituted by the engaging projection 31 of the contact member 27 and the engaging hole 32 of the contact arm 28 is fitted to each other, Since the two parts are integrally connected by the fixing screw 36 at the separated portion, the contact member 27 is pressed against the material to be driven by the fitted engaging projection 31 and the engaging hole 32. In this case, the vertical load and the torsional load generated between the contact member 27 and the contact arm 28 can be supported.
  • the shapes of the engagement protrusion 31 formed on the contact member 27 and the engagement hole 32 formed on the contact arm 28 are orthogonal to the sliding direction of the contact member 27.
  • the contact member is formed in a substantially rectangular shape with straight upper and lower support sides 37, 38 and side support sides 39, 40 formed on the upper and lower edges and both side edges parallel to the sliding direction.
  • 2 7 Mounting part 2 9
  • Engagement projection 3 Linear upper and lower support sides formed on 1 3 7 engages with the linear upper and lower support sides 38 of the engagement hole 32 of the mounting portion 30 of the contact arm 28 to reduce the load when the contact member 27 is pressed against the material to be driven. It is transmitted to the contact arm 28.
  • the linear side support side 39 of the engagement protrusion 31 of the contact member 27 must be engaged with the straight or square side support side 40 of the engagement hole 32 of the contact arm 28.
  • the contact member 27 and the contact arm 28 act to support a load in the torsional direction generated between the contact member 27 and the contact arm 28, and the contact member 27 and the contact arm 28 are prevented from torsional deformation.
  • the contact member 27 can be detached from the contact arm 28 by releasing the fastening by the fixing screw 36 and the female screw hole and releasing the engagement between the engaging projection 31 and the engaging hole 34. it can.
  • a contact member 27 corresponding to the nail is connected to a contact arm 28, and a nailing machine is used.
  • the contact member and the contact arm are engaged with each other by the engagement means formed by the engagement projection and the engagement hole formed on the attachment portion of both. Since the two parts are integrally connected by a fixing screw at a portion separated from the engagement means, a vertical load received when the contact member is pressed against the material to be driven, the contact member and the contact arm While being able to sufficiently support the torsional load generated between them, the shape of the connecting part can be made smaller than the conventional connecting structure, and the tip of the nose part nail injection port can be made slimmer and nailing It is possible to provide a nailing machine with good visibility of the location.
  • the shape of the engagement projection and the engagement hole of the engagement means formed on each mounting portion of the contact member and the contact arm is formed to have a shape in which straight portions are formed on both upper and lower sides.
  • the upper and lower sides and both sides of each linear engagement hole of the contact arm and the engagement hole of the contact arm are fitted so as to correspond to each other, so that a larger twist is generated between the contact member and the contact arm. It can be surely held against the load in the direction. Further, since the connection between the contact member and the contact arm can be released, it is possible to provide a nailing machine that can handle nails of various sizes by replacing only the contact member.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Portable Nailing Machines And Staplers (AREA)

Abstract

L'invention concerne une machine à clouer comprenant un mécanisme de contact (26) doté d'un élément de contact (27) maintenu coulissant sur une partie de nez (16) et disposé, de telle manière qu'un embout ressort de la partie de nez (16), et un bras de contact (28) muni d'une partie d'extrémité supérieure placée sur une partie d'un mécanisme de déclenchement (24). Des parties de montage (29 et 30) sont formées sur l'élément de contact (27) et le bras de contact (28), une protubérance d'imbrication (31) et un trou d'imbrication (32) situés dans deux parties de montage comme dispositif d'imbrication (33) sont insérés l'un dans l'autre, et les deux parties de montage (29 et 30) sont formées en une seule pièce l'une avec l'autre avec une vis fixe (36) à un emplacement séparé du dispositif d'imbrication (33).
PCT/JP2003/008994 2002-07-23 2003-07-15 Machine a clouer WO2004009297A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003252653A AU2003252653A1 (en) 2002-07-23 2003-07-15 Nailing machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002-214262 2002-07-23
JP2002214262A JP4221554B2 (ja) 2002-07-23 2002-07-23 釘打機のコンタクト部材連結機構

Publications (1)

Publication Number Publication Date
WO2004009297A1 true WO2004009297A1 (fr) 2004-01-29

Family

ID=30767876

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/008994 WO2004009297A1 (fr) 2002-07-23 2003-07-15 Machine a clouer

Country Status (4)

Country Link
JP (1) JP4221554B2 (fr)
AU (1) AU2003252653A1 (fr)
TW (1) TWI286503B (fr)
WO (1) WO2004009297A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4802553B2 (ja) * 2004-10-20 2011-10-26 マックス株式会社 動力駆動釘打機のタール付着防止機構
JP4569521B2 (ja) * 2006-05-23 2010-10-27 日立工機株式会社 打込機
JP5266924B2 (ja) * 2008-07-18 2013-08-21 マックス株式会社 ステープル打ち用釘打機

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3045050U (ja) * 1997-07-03 1998-01-23 テスト インダストリィ コーポレーション 釘打ち機の釘給送機構
JP2000198085A (ja) * 1999-01-07 2000-07-18 Max Co Ltd 釘打ち機のコンタクトア―ム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3045050U (ja) * 1997-07-03 1998-01-23 テスト インダストリィ コーポレーション 釘打ち機の釘給送機構
JP2000198085A (ja) * 1999-01-07 2000-07-18 Max Co Ltd 釘打ち機のコンタクトア―ム

Also Published As

Publication number Publication date
AU2003252653A1 (en) 2004-02-09
JP4221554B2 (ja) 2009-02-12
TW200405843A (en) 2004-04-16
JP2004050376A (ja) 2004-02-19
TWI286503B (en) 2007-09-11

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