JP4089584B2 - 圧縮空気ねじ締め機 - Google Patents
圧縮空気ねじ締め機 Download PDFInfo
- Publication number
- JP4089584B2 JP4089584B2 JP2003343294A JP2003343294A JP4089584B2 JP 4089584 B2 JP4089584 B2 JP 4089584B2 JP 2003343294 A JP2003343294 A JP 2003343294A JP 2003343294 A JP2003343294 A JP 2003343294A JP 4089584 B2 JP4089584 B2 JP 4089584B2
- Authority
- JP
- Japan
- Prior art keywords
- compressed air
- rotating body
- air
- cylinder
- driver bit
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 42
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 description 7
- 230000020169 heat generation Effects 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000013585 weight reducing agent Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
- B25B21/023—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket for imparting an axial impact, e.g. for self-tapping screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Portable Nailing Machines And Staplers (AREA)
Description
本発明の圧縮空気ねじ締め機は、図1の状態から操作弁30とプッシュレバー26を共に操作して駆動を開始するものであるが、プッシュレバー26を図示しない被締結材に押し当てた後操作弁30を引いても、または操作弁30を引きながらプッシュレバー26を被締結材に押し当ててもねじ締めが可能である。圧縮空気取入口35を図示しないコンプレッサに接続すると、圧縮空気は蓄圧室4、操作弁30内に流入する。プッシュレバー26を被締結材に押し当てて操作弁30を作動させると主弁28が開き、圧縮空気は図示しないエア通路を介して回転体6内に流入し、主ピストン21の上面に空気圧が加わる。また、シャフト部材9のピストン部13の上面にも、空気供給穴38及び小径穴37を通過した圧縮空気とピストン穴39を通過した圧縮空気の空気圧が加わり、主ピストン21、シャフト部材9は下方に押し下げられる。ピストン部13すなわちシャフト部材9がねじ18を連結バンドから外す抵抗により下降速度が減速されると、主ピストン21はねじ18先端が被締結材に打ち込まれる前にピストン部13に追い付き、主ピストン21とシャフト部材9は一体となって下降し、ドライバビット11によりねじ18を被締結材に打ち込む。
Claims (4)
- 本体の外枠を形成するボディと、エアモータと、エアモータによって回転され、内壁に回転伝達部が設けられた筒状のプラスチック材からなる回転体と、回転体内に上下動可能に支持された回転スライド部材と、上端が回転スライド部材に装着され、下端部にドライバビット装着部及びピストン部を有するシャフト部材と、シャフト部材のピストン部を案内し、下方に圧縮空気流出穴及び圧縮空気流入穴を有するシリンダと、シャフト部材のドライバビット装着部に装着されたドライバビットと、シリンダの外周に設けられ、圧縮空気流出穴からの圧縮空気を蓄え、蓄えた圧縮空気を圧縮空気流入穴からシリンダ内に供給してドライバビット、シャフト部材、回転スライド部材を上昇させる戻し空気室と、シリンダの上方に設けられ、回転スライド部材によって閉じられるエアモータへの圧縮空気通路とを備え、ドライバビットを下降させることによりねじを締め、ねじ締め終了時にエアモータの回転を停止させると共に戻し空気室の圧縮空気によりシャフト部材等を初期位置に戻すようにした圧縮空気ねじ締め機であって、
前記回転体の底面に金属からなる摺動材を固定し、摺動材を静止固定部に回転摺動させることを特徴とした圧縮空気ねじ締め機。 - 前記摺動材は、焼結材からなることを特徴とした請求項1記載の圧縮空気ねじ締め機。
- 前記回転体の外周面をボディの内周面に遊嵌状態で回転可能に支持させたことを特徴とする請求項1または請求項2記載の圧縮空気ねじ締め機。
- 前記回転体及び摺動材の対向面に凹凸部を設け、凹凸部を介して摺動材を回転体に嵌挿したことを特徴とする請求項1乃至請求項3記載の圧縮空気ねじ締め機。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003343294A JP4089584B2 (ja) | 2003-10-01 | 2003-10-01 | 圧縮空気ねじ締め機 |
US10/954,240 US7013985B2 (en) | 2003-10-01 | 2004-10-01 | Pneumatically operated screw driver |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003343294A JP4089584B2 (ja) | 2003-10-01 | 2003-10-01 | 圧縮空気ねじ締め機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005103728A JP2005103728A (ja) | 2005-04-21 |
JP4089584B2 true JP4089584B2 (ja) | 2008-05-28 |
Family
ID=34386274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003343294A Expired - Lifetime JP4089584B2 (ja) | 2003-10-01 | 2003-10-01 | 圧縮空気ねじ締め機 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7013985B2 (ja) |
JP (1) | JP4089584B2 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7165478B2 (en) * | 2003-10-01 | 2007-01-23 | Hitachi Koki Co., Ltd. | Pneumatically operated screw driver |
JP4891672B2 (ja) * | 2006-06-30 | 2012-03-07 | 日東精工株式会社 | ねじ部品締結機 |
US7780053B2 (en) * | 2006-09-29 | 2010-08-24 | De Poan Pneumatic Corp. | Nail gun with air injection mechanism |
JP5090018B2 (ja) * | 2007-03-06 | 2012-12-05 | 株式会社マキタ | ねじ打ち込み機 |
JP4964623B2 (ja) * | 2007-03-06 | 2012-07-04 | 株式会社マキタ | ねじ打ち込み機 |
US7802500B2 (en) * | 2007-12-26 | 2010-09-28 | Illinois Tool Works, Inc. | Pneumatic fastener driving tool |
US8490516B2 (en) | 2009-09-30 | 2013-07-23 | Hitachi Koki Co., Ltd. | Screw driving machine having combustion-type power mechanism and electric power mechanism |
MX2010002058A (es) * | 2010-02-22 | 2011-08-31 | Luis Gerardo Oyervides Ochoa | Llave hidraulica de accionamiento manual para aprietes y desaprietes de alto par. |
US8215529B2 (en) * | 2010-05-31 | 2012-07-10 | De Poan Pneumatic Corp. | Pneumatic device |
CN103350410A (zh) * | 2013-07-15 | 2013-10-16 | 太仓欧锐智能化工程有限公司 | 一种气动螺丝刀 |
US10040183B2 (en) * | 2013-10-11 | 2018-08-07 | Illinois Tool Works Inc. | Powered nailer with positive piston return |
USD827812S1 (en) | 2016-09-16 | 2018-09-04 | 3M Innovative Properties Company | Valve cover with openings |
USD828546S1 (en) | 2016-09-16 | 2018-09-11 | 3M Innovative Properties Company | Valve cover with openings |
USD849245S1 (en) | 2016-09-16 | 2019-05-21 | 3M Innovative Properties Company | Valve cover |
USD843562S1 (en) | 2016-09-16 | 2019-03-19 | 3M Innovative Properties Company | Valve cover with diamond pattern |
USD882758S1 (en) | 2016-09-16 | 2020-04-28 | 3M Innovative Properties Company | Valve cover |
WO2018052874A1 (en) | 2016-09-16 | 2018-03-22 | 3M Innovative Properties Company | Exhalation valve and respirator including same |
USD842983S1 (en) | 2016-09-16 | 2019-03-12 | 3M Innovative Properties Company | Valve cover |
USD827811S1 (en) | 2016-09-16 | 2018-09-04 | 3M Innovative Properties Company | Valve cover |
USD900306S1 (en) | 2016-09-16 | 2020-10-27 | 3M Innovative Properties Company | Valve cover |
JP6827437B2 (ja) | 2018-03-30 | 2021-02-10 | ファナック株式会社 | ロボット用駆動ユニット、ロボットおよびシール構造 |
US11312006B2 (en) | 2018-03-30 | 2022-04-26 | Fanuc Corporation | Robot drive unit and robot |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2818893A (en) * | 1956-05-31 | 1958-01-07 | Aro Equipment Corp | Power operated magazine fed screw driver |
US5730035A (en) * | 1995-06-09 | 1998-03-24 | Hitachi Koki Co., Ltd. | Pneumatically operated screw driver |
JP3405107B2 (ja) * | 1997-01-31 | 2003-05-12 | マックス株式会社 | 空気ネジ打ち機 |
US6026713A (en) * | 1997-07-04 | 2000-02-22 | Hitachi Koki Co., Ltd. | Pneumatically operated screw driver |
JP3760627B2 (ja) | 1998-04-17 | 2006-03-29 | 日立工機株式会社 | 圧縮空気ねじ締め機 |
KR100545408B1 (ko) * | 2000-10-18 | 2006-01-24 | 마크스 가부시기가이샤 | 공기충격식 드라이버 |
JP3965944B2 (ja) * | 2001-07-13 | 2007-08-29 | 日立工機株式会社 | ねじ締め機 |
JP3821005B2 (ja) * | 2002-02-15 | 2006-09-13 | 日立工機株式会社 | 圧縮空気ねじ締機のドライバビットの着脱装置 |
US6843400B1 (en) * | 2003-09-22 | 2005-01-18 | Yun-Chung Lee | Pneumatic motor driving valve of screw nail gun |
US6942042B2 (en) * | 2003-11-12 | 2005-09-13 | De Poan Pneamatic Corp. | Pneumatic motor-controlled valve of screwdriver |
-
2003
- 2003-10-01 JP JP2003343294A patent/JP4089584B2/ja not_active Expired - Lifetime
-
2004
- 2004-10-01 US US10/954,240 patent/US7013985B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7013985B2 (en) | 2006-03-21 |
JP2005103728A (ja) | 2005-04-21 |
US20050072275A1 (en) | 2005-04-07 |
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