TW200838665A - Stopping structure for table saw - Google Patents

Stopping structure for table saw Download PDF

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Publication number
TW200838665A
TW200838665A TW96109805A TW96109805A TW200838665A TW 200838665 A TW200838665 A TW 200838665A TW 96109805 A TW96109805 A TW 96109805A TW 96109805 A TW96109805 A TW 96109805A TW 200838665 A TW200838665 A TW 200838665A
Authority
TW
Taiwan
Prior art keywords
support arm
base
saw
stop
distance
Prior art date
Application number
TW96109805A
Other languages
English (en)
Other versions
TWI318163B (zh
Inventor
jia-sheng Liu
Yu-Feng Jan
Original Assignee
Durq Machinery Corp
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 Durq Machinery Corp filed Critical Durq Machinery Corp
Priority to TW96109805A priority Critical patent/TW200838665A/zh
Priority to US11/840,013 priority patent/US7743691B2/en
Publication of TW200838665A publication Critical patent/TW200838665A/zh
Application granted granted Critical
Publication of TWI318163B publication Critical patent/TWI318163B/zh

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B23D47/04Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for feeding, positioning, clamping, or rotating work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27GACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G19/00Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
    • B27G19/02Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws for circular saws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27GACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G19/00Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
    • B27G19/08Accessories for keeping open the saw kerf, e.g. riving knives or wedge plates
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/202With product handling means
    • Y10T83/2074Including means to divert one portion of product from another
    • Y10T83/2077By kerf entering guide
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/566Interrelated tool actuating means and means to actuate work immobilizer
    • Y10T83/5815Work-stop abutment
    • Y10T83/5842Stop partakes of tool motion
    • Y10T83/5851Carried by tool or tool support
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/768Rotatable disc tool pair or tool and carrier
    • Y10T83/7684With means to support work relative to tool[s]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/768Rotatable disc tool pair or tool and carrier
    • Y10T83/7734With guard for tool

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)

Description

200838665 九"發明說明: 【發明所屬之技術領域】 機 本發明與檯賴有關,特別是有關於—種 之擂止結構。 $游 【先前技術】 請參閱第-_示之—種f賴_⑴,其包含有一 —劈刀⑷與—護蓋(5) °基座(2)具有 斟二 ' β 一待加工工件(7)(如木材广鑛片(3)係可相 15 20 田的副傷,亚於鋸切加工時被適當地掀起。 严声檯鋸機⑴在使用上,往往心作人S不察而取用 =w鋸片(3)所能鑛切範圍(即鋸片⑶頂緣至檯面⑹的 的工件⑺,如第—圖所示,此時,I件⑺往往已 離日^1待工作人員發現工件(7)無法被鋸片(3)切割分 (ρ二,'疋直到工件(7)一端觸及護蓋(5)與劈刀(句的軸接點 新得先停機再將工件(7)退出鑛片⑶,並重 -的南度直到可將工件⑺完全齬斷,惟,如此 =勢必造成工作延君。再者,於鑛切不同厚度的工件而 復调整鋸片⑶高度後,若每次都要制始㈣之後才發 4 200838665 現需要調整鑛片(3)時,將會相當費時且容易造成工作人員 的困擾與麻煩。 【發明内容】 5 本發明之主要目的在於提供一種用於檯鋸機之擋止結 構’可有效防範因工件厚度太厚而無法被鋸片完全鋸斷之 情形發生。 • 為達成上述目的,本發明之擋止結構包含有一支撐臂與 一擔止件。該支撐臂的前端設於檯鋸機之一劈刀;該擋止 10件設於該支撐臂的後端,該擋止件具有一檔止面,該擋止 面的底緣至該檯鋸機之一基座檯面的距離為L1,而該檯鋸 機之一鋸片的頂緣至與該基座檯面的距離為L2,L12L2, 在本發明一較佳實施例中,L1與L2之間的高度差在10mm 以内。 . 15 【實施方式】 兹配合圖式列舉以下較佳實施例,用以對本發明之結 構及功效進行詳細說明如下·· 凊先參閱第三圖,為本發明擋止結構(2〇)所應用之檯鋸 20機(1〇),該檯鋸機(10)包含有一基座(11)、——鋸片(12)、一驅 動馬達(圖未示)、一劈刀(14)與一護蓋(15)。 基座(11)具有一檯面(112),用以放置一待加工之工件; 鋸片(12)透過一可調整升降的機構而設於基座(n)内部,並 可相對檯面(112)上下位移;驅動馬達提供鋸片(12)轉動所二 5 200838665 要的動力;劈刀(14)透過一連接組件(圖未示)與鋸片(12)連 結而位於鋸片(12)前方,且可隨著鋸片(12)同步上下位移; 護盍(15)利用一快拆結構(16)而以可分離的方式接設於劈 刀(14),且護盍(15)可做樞擺;上述構件係屬一般技藝,於 5此僅為略述,而該快拆結構(16)係採本案申請人申請案號 95144266號之結構,故於此不再贅述。 請配合麥閱第二圖,本發明所提供之擔止結構(2〇)包含 有一支撐臂(30)、一擋止件(40)與一為扭轉彈簧的彈性件 (50)。 ’、 ⑴ 支撐1(3〇)的如k(30a)透過快拆結構(16)而與謹菖(15) 及劈刀(14)同時連接,且支撐臂(30)受到快拆結構(16)的支 撐維持於該鋸片(12)頂緣上方且呈平行檯面(112),必須說明 的是’護蓋(15)在樞擺時並不會牽動影響支撐臂(3〇)的擺 置,支撐臂(3〇)的後端(30b)具有穿孔(32)。 15 擋止件(4〇)的前端具有樞接孔(42)與一抵面(43),且擔 止件(40)利用一插栓(44)穿過支撐臂(30)的穿孔(32)與樞接 孔(42) ’使擋止件(40)樞設於支撐臂(30)的後端(30b)處。擋 止件(40)的後端則具有一擋止面(46),在鋸片(12)被升起而 可為鑛切的情況下,預先套設在插栓(44)的彈性件(5〇)提供 2〇 一偏壓力量使樞轉後的擋止件(40)可回復到原來的位置,如 第三圖所示,受偏壓作用的擋止件(40)以逆時針方向往外旋 擺,至其抵面(43)觸抵支撐臂(30)内面為止,此時的擋止面 (46)之直線延伸方向與基座(11)之檯面(112)概呈垂直,且擔 止面(46)的底緣至基座(11)檯面(112)的距離為L1,而鑛片 6 200838665 (12)的頂緣至基座(U)之檯面(112)的距離為L2,必須強調的 是,本發明的技術特徵在於L1略大於或是等於L2,在u 大於L2時,其等之間的高度差維持在1〇mm以内,如此, 尚能確保被鋸切後的工件僅需略施外力即可分離,當然, 5以L1與L2之間的高度差越小越好。 如第四圖所示,經由上述擋止結構(2〇)的設置,當工作 人員不察而取用工件(W)厚度太厚並有超出預設鋸片(12)鋸 切咼度(即L2)之虞時’工件(w)將會被擋止件(4〇)之擋止面 (46)所擋止而無法通過,藉此,得防範工件僅下部被切割而 1〇無法完全被切割分離之缺失產生,並得及時更換工件。反 之,若是選用固定的工件厚度而欲施以鋸切加工時,該擔 止結構(20)之擋止件(40)具有幫助工作人員在未鋸切工件 之前得知鑛片(12)的高度是否適當之效。 第五圖揭示鑛片(12)間接受到把手(17)控制而下降,且 15劈刀(14)亦隨之一起下移,此時的支撐臂(30)仍保持在平行 檯面(112)的狀態而隨同劈刀(14)下移,使擋止件(4〇)得適用 較薄厚度的工件(W’)使用。 第六圖揭示當鋸片(12)完全被收置於基座(11)内部時, 支撐臂(30)完全平貼於檯面(112),擔止件(40)受觸壓而樞 20 轉,如此得減少檯鋸機(10)未使用時的材積。 第七圖為本發明另一較佳實施例所提供之擋止結構(70) 裴設於檯鋸機(10)之示意圖,在本實施例中,擋止件(72)是 —體地固設於支撐臂(74)的後端,同樣可達到本發明的目 200838665 藉此,本發明可讓所應用的檯鋸機順利地鋸切工件 用以節省調整鋸片高度的時間而增加使用上的便利性。 200838665 【圖式簡單說明】 第一圖為習用檯鋸機之示意圖。 第二圖為本發明一較佳實施例之立體分解圖。 第三圖為本發明一較佳實施例裝設於檯鋸機之侧視 5圖。 第四圖為第三圖之使用狀態圖。 第五圖為本發明一較佳實施例之另一使用狀態圖。 第六圖為本發明一較佳實施例之又一使用狀態圖。 第七圖為本發明另一較佳實施例裝設於檯鋸機之侧視 10 圖0 200838665 【主要元件符號說明】 檯鋸機(10) 基座(11) 檯面(112) 鋸片(12) 劈刀(14) 護蓋(15) 5 快拆結構(16) 把手(17) 擋止結構(20) 支撐臂(30) 前端(30a) 後端(30b) 穿孔(32) 擋止件(40) 樞接孔(42) 抵面(43) 10 插栓(44) 擋止面(46) 彈性件(50) 工件_ 擋止結構(70) 支撐臂(74) 擋止件(72) 距離(L1) 距離(L2) 15 工件(W) 工件(W,)

Claims (1)

  1. 200838665 十、申請專利範園: * 1· 於檯_之擋止結構,該獅機包含有一具有 擾面的基座、-可被操作而相對該檯面上升或下降的鑛片與— 可隨著該-肚下位移的劈刀,其特徵在於: 該擔止結構包含有: 5 一支撐臂,該支撐臂的前端設於該劈刀;以及 一擋止件,設於該支撐臂的後端,該擋止件具有一擋 止面,該播止面的底緣至該基座檯面的距離大於或等於該 鑛片的頂緣至該基座檯面的距離。 2.如請求項1所述之用於檯鋸機之擋止結構,其中該 1〇擔止件樞設於該支撐臂的後端。 3·如請求項2所述之用於檯鋸機之擋止結構,其更包 含有一彈性件,該彈性件設於該擋止件。 4·如請求項1所述之用於檯鋸機之擋止結構,其中該 擋止件固設於該支撐臂的後端。 15 5·如請求項1所述之用於檯鑛機之擔止結構,其中該 播止面的底緣至該基座檯面的距離與該鋸片的頂緣至該基 座檯面的高度差在l〇mm以内。 6·—種檯鋸機,包含: 一基座’具有一梭面; 20 一鋸片,係位於該基座内部,且可被操作相對該檯面 上升或下降; 一劈刀,設置在該鋸片前方,且隨同該鋸片一起上升 或下降;以及 一擋止結構,係結合於該劈刀,且隨同該劈刀一起上 11 200838665 升或下降,該檔止結構具有一擋止面,該擋止面位於該鋸 片後方’且該撐止面之底緣至该基座棱面的距離大於或等 於該鋸片頂緣至該基座檯面的距離。 7·如請求項6所述之檯鋸機,其中該擋止結構包括一 5支撐臂與一擔止件’該支撐臂位於該鋸片頂緣上方,支撐 臂前端設於該劈刀’後端則接設該擔止件,該播止件具有 該播止面。 8·如請求項7所述之檯鋸機,包括一快拆結構,該快 拆結構以可分離的方式接設於劈刀頂部,該支撐臂前端與 1〇 該快拆結構連接。 9·如請求項7所述之檯鋸機,其中該支撐臂與該擋止 件係一體成型者。 10·如請求項6所述之檯鋸機,其中該擔止面之底緣至 該基座檯面的距離與該鋸片頂緣至該基座檯面距離的高度 15 差在10mm以内。 12
TW96109805A 2007-03-21 2007-03-21 Stopping structure for table saw TW200838665A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW96109805A TW200838665A (en) 2007-03-21 2007-03-21 Stopping structure for table saw
US11/840,013 US7743691B2 (en) 2007-03-21 2007-08-16 Workpiece feeding stopper for table saw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW96109805A TW200838665A (en) 2007-03-21 2007-03-21 Stopping structure for table saw

Publications (2)

Publication Number Publication Date
TW200838665A true TW200838665A (en) 2008-10-01
TWI318163B TWI318163B (zh) 2009-12-11

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TW96109805A TW200838665A (en) 2007-03-21 2007-03-21 Stopping structure for table saw

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10967536B2 (en) 2011-02-17 2021-04-06 Sawstop Holding Llc Blade guard for a table saw
US8079295B2 (en) 2008-06-20 2011-12-20 Sd3, Llc Table saw blade guards and blade guard assemblies including lateral blade guards, and table saws including the same
US9434089B2 (en) * 2010-01-13 2016-09-06 Chin-Yuan Liu Anti-kickback device for a table saw machine
CN108115764B (zh) * 2017-12-20 2020-09-22 福建杜氏木业有限公司 一种锯木装置
CN111687486B (zh) * 2020-06-18 2023-04-14 南京中枢讯飞信息技术有限公司 一种铜锅底部切割设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US87700A (en) * 1869-03-09 Improved sawing-machine guard
US281274A (en) * 1883-07-17 Henry f
US278130A (en) * 1883-05-22 Saw-guard
US3249134A (en) * 1964-01-30 1966-05-03 Wilton Corp Saw and dado guard
CA2119279C (en) * 1994-03-16 2000-08-22 George A. Mcintosh Table saw assembly
US6840144B2 (en) * 2002-07-17 2005-01-11 Durq Machinery Corp. Quick-detachable blade guard mounting structure
US20070186741A1 (en) * 2003-06-23 2007-08-16 Buck William C Table saw guard assembly
US20040255745A1 (en) * 2003-06-23 2004-12-23 One World Technologies Limited Table saw guard assembly
JP2006068940A (ja) * 2004-08-31 2006-03-16 Makita Corp 切断機のキックバック防止装置
US20070151432A1 (en) * 2005-06-02 2007-07-05 Garcia Jaime E Optical Alignment System for Power Tools
JP2007076235A (ja) * 2005-09-15 2007-03-29 Makita Corp 切断機
JP5225783B2 (ja) * 2008-03-11 2013-07-03 株式会社マキタ 切断機の鋸刃ガード装置

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US20090044673A1 (en) 2009-02-19
US7743691B2 (en) 2010-06-29
TWI318163B (zh) 2009-12-11

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