CN106424934B - 具有锯齿调节功能的电动往复锯 - Google Patents

具有锯齿调节功能的电动往复锯 Download PDF

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CN106424934B
CN106424934B CN201610720583.4A CN201610720583A CN106424934B CN 106424934 B CN106424934 B CN 106424934B CN 201610720583 A CN201610720583 A CN 201610720583A CN 106424934 B CN106424934 B CN 106424934B
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sawtooth
coiler
tooth plate
elastic string
gag lever
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CN106424934A (zh
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朱建锋
廖海伶
梁鸿焕
沈建江
何辰峰
顾贤敏
王锡
成吉庆
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Ningbo Zhongchuang Tools Co ltd
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ZHENHAI CONSTRUCTION GROUP Co Ltd
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    • 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
    • B23D49/00Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
    • B23D49/10Hand-held or hand-operated sawing devices with straight saw blades
    • B23D49/16Hand-held or hand-operated sawing devices with straight saw blades actuated by electric or magnetic power or prime movers
    • 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
    • B23D51/00Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
    • 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
    • B23D59/00Accessories specially designed for sawing machines or sawing devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27BSAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B19/00Other reciprocating saws with power drive; Fret-saws
    • B27B19/02Saws with a power- driven blade chucked at both ends or at one end only, e.g. jig saws, scroll saws

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

本发明公开了具有锯齿调节功能的电动往复锯,包括锯身和锯条,所述锯条由若干个锯齿和齿板组成,所述齿板远离锯身的一端设有卷收器,所述卷收器上设有3根指示线和1根指针,所述卷收器转动时指针跟着转动,每根指示线表示锯齿不同的疏密度,所述齿板上均匀设有若干个限位杆,所述锯齿底部设有与限位杆相匹配的限位孔,所述锯齿通过一条弹性绳连接,所述弹性绳的一端卷绕在卷收器内。本发明在闲置时弹性绳连带着锯齿收拢在卷收器内,这样可以有效防止锯齿误伤他人,使用时将弹性绳从卷收器内拉出,将齿板上的限位杆插入锯齿上的限位孔内把锯齿固定在齿板上,之后再通过转动卷收器卷收或释放弹性绳调节锯齿疏密。

Description

具有锯齿调节功能的电动往复锯
技术领域
本发明属于电动工具领域,具体涉及一种具有锯齿调节功能的电动往复锯。
背景技术
往复锯是通过锯齿状的锯条在锯片来回往复时切割材料。往复锯通常配有多个锯条,这些锯条的区别点在于它们上面的锯齿疏密不同,疏锯齿切割的效率高,但切出的表面粗糙,密锯齿切割的效率低但是切出的表面平整。因此在切割时操作者经常会根据情形选择最合适的锯条,但这样子就必须要随时携带这些锯条,显得不方便。并且裸露在外的锯齿可能对他人和自己造成误伤,十分不安全。
发明内容
针对现有技术中的不足,本发明提供一种可以调节锯齿疏密的往复锯。
本发明通过以下技术方案实现,具有锯齿调节功能的电动往复锯,包括锯身和锯条,所述锯条由若干个锯齿和齿板组成,所述齿板远离锯身的一端设有卷收器,所述卷收器上设有3根指示线和1根指针,所述卷收器转动时指针跟着转动,每根指示线表示锯齿不同的疏密度,所述齿板上均匀设有若干个限位杆,所述锯齿底部设有与限位杆相匹配的限位孔,所述锯齿通过一条弹性绳连接,所述弹性绳的一端卷绕在卷收器内。
作为上述技术方案的进一步优化,所述锯齿呈锥形状并且其底部的宽度与齿板的厚度相同。
作为上述技术方案的进一步优化,所述限位孔设在锯齿底部的中心位置,使得锯齿在工作时更加稳定,不易毁损。
与现有技术相比,本发明在闲置时其弹性绳连带着锯齿收拢在卷收器内,可有效防止锯齿误伤他人,使用时将弹性绳从卷收器内拉出后通过锯齿底部的限位孔把锯齿固定在齿板的限位杆上,需要调节疏密时将部分锯齿连同弹性绳卷绕回卷收器内,把锯齿间隔固定在限位杆上;上述过程中,操作者只要看着卷收器上的指针,然后转动卷收器使指针对准相应的指示线,这时限位孔就已经对准相应限位杆,之后再将限位杆插入限位孔即可。
附图说明
图1是本发明的结构示意图。
图2是图1 A处的放大图。
图3是本发明锯齿变疏后的结构示意图。
图4是图3 B处的放大图。
图5是本发明锯齿收拢后的结构示意图。
图6是本发明卷收器的结构示意图。
具体实施方式
下面结合附图与具体实施方式对本发明作进一步描述。如图1-6所示,具有锯齿调节功能的电动往复锯,包括锯身1和锯条2,所述锯条2由若干个锯齿21和齿板22组成,所述齿板22远离锯身1的一端设有卷收器4,所述卷收器4上设有3根指示线41和1根指针42,所述卷收器4转动时指针42跟着转动,每根指示线41表示锯齿21不同的疏密度,所述齿板22上均匀设有若干个限位杆221,所述锯齿21底部设有与限位杆221相匹配的限位孔211,所述锯齿21通过一条弹性绳3连接,所述弹性绳3的一端卷绕在卷收器4内。
上述技术方案中,所述锯齿21呈锥形状并且其底部的宽度与齿板22的厚度相同。
上述技术方案中,所述限位孔211设在锯齿21底部的中心位置。
本发明在闲置时其弹性绳连带着锯齿收拢在卷收器内,可有效防止锯齿误伤他人,使用时将弹性绳从卷收器内拉出后通过锯齿底部的限位孔把锯齿固定在齿板的限位杆上,需要调节疏密时将部分锯齿连同弹性绳卷绕回卷收器内,把锯齿间隔固定在限位杆上;上述过程中,操作者只要看着卷收器上的指针,然后转动卷收器使指针对准相应的指示线,这时限位孔就已经对准相应限位杆,之后再将限位杆插入限位孔即可。

Claims (3)

1.具有锯齿调节功能的电动往复锯,包括锯身(1)和锯条(2),其特征在于:所述锯条(2)由若干个锯齿(21)和齿板(22)组成,所述齿板(22)远离锯身(1)的一端设有卷收器(4),所述卷收器(4)上设有3根指示线(41)和1根指针(42),所述卷收器(4)转动时指针(42)跟着转动,3根指示线(41)表示锯齿(21)不同的疏密度,所述齿板(22)上均匀设有若干个限位杆(221),所述锯齿(21)底部设有与限位杆(221)相匹配的限位孔(211),所述锯齿(21)通过一条弹性绳(3)连接,所述弹性绳(3)的一端卷绕在卷收器(4)内。
2.根据权利要求1所述的具有锯齿调节功能的电动往复锯,其特征在于:所述锯齿(21)呈锥形状并且其底部的宽度与齿板(22)的厚度相同。
3.根据权利要求1所述的具有锯齿调节功能的电动往复锯,其特征在于:所述限位孔(211)设在锯齿(21)底部的中心位置。
CN201610720583.4A 2016-08-25 2016-08-25 具有锯齿调节功能的电动往复锯 Active CN106424934B (zh)

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SE463194B (sv) * 1987-11-23 1990-10-22 Sandvik Ab Anordning vid motordrivna saagar foer noetande material
CN1131070A (zh) * 1995-03-10 1996-09-18 陈占军 柔性带锯
DE10103856B4 (de) * 2001-01-30 2005-09-29 Dia-G Kiel Diamantwerkzeuge Gmbh Sägeblatt
CN203091865U (zh) * 2013-03-26 2013-07-31 黄俊宁 可伸缩锯
CN203541728U (zh) * 2013-11-25 2014-04-16 国家电网公司 一种锯割装置
CN204069860U (zh) * 2014-06-30 2015-01-07 宁波博高国际贸易有限公司 一种新型手拉链条锯
CN204603448U (zh) * 2015-05-10 2015-09-02 常州市徐刚塑料制品有限公司 锯齿刀

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