WO2018001216A1 - 电动剪刀 - Google Patents

电动剪刀 Download PDF

Info

Publication number
WO2018001216A1
WO2018001216A1 PCT/CN2017/090154 CN2017090154W WO2018001216A1 WO 2018001216 A1 WO2018001216 A1 WO 2018001216A1 CN 2017090154 W CN2017090154 W CN 2017090154W WO 2018001216 A1 WO2018001216 A1 WO 2018001216A1
Authority
WO
WIPO (PCT)
Prior art keywords
fixed
screw
universal joint
head
motor
Prior art date
Application number
PCT/CN2017/090154
Other languages
English (en)
French (fr)
Inventor
马先鹏
Original Assignee
东莞市嘉航实业有限公司
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 东莞市嘉航实业有限公司 filed Critical 东莞市嘉航实业有限公司
Publication of WO2018001216A1 publication Critical patent/WO2018001216A1/zh

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/02—Secateurs; Flower or fruit shears
    • A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
    • A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor

Definitions

  • the present invention relates to forestry tool technology, and more particularly to an electric scissors.
  • branches and leaves need to be trimmed.
  • the branches and leaves of the trees can grow according to the needs of the administrators. Then there is an electric pruning machine.
  • the fine branches are cut off, which is convenient and labor-saving.
  • the existing electric scissors on the market are connected to the blade through a connecting rod, and the overall structure is complicated and large.
  • An object of the present invention is to provide an electric scissors including a body casing, a nose body of a front end of the body casing, a rear end of which is a power cord, and a motor on the inner tail side of the fuselage casing is provided with a motor Connected to the ring gear of the tooth box, the ring gear of the tooth box is connected with the screw nut;
  • the motor is connected to the planetary gear through a motor gear disposed thereon, the planetary gear is fixed on the planetary carrier, and a universal joint transmission block is connected to one end of the planetary carrier, and the outer side of the universal joint transmission block is a universal joint sleeve
  • the transmission of the universal joint sleeve drives the transmission of the screw nut;
  • the first bearing is fixed on the planetary carrier, and is fixed by a circlip.
  • the transmission head provided at the front end of the planetary carrier is fixed at the tail end of the screw, and the first ball bowl, the first ball head and the second bearing are respectively arranged
  • the third bearing, the second ball head and the second ball bowl on the screw rod are sequentially fixed;
  • the screw rod is fixed on the main body of the machine head.
  • the screw rod is provided with a Hall plate at a lower portion of the fixed end of the main body of the machine head, a trigger is arranged at the bottom of the Hall plate, and a magnet is arranged between the Hall plate and the screw rod;
  • the front end of the head body is provided with a fixed blade and a movable blade, and the fixed blade is disposed at a lower end of the movable blade.
  • the fixed blade and the movable blade are fixed to the front end of the head body by a pin.
  • the pin is fastened with a pin nut.
  • the lead screw is fixed to the head body and fastened by a screw.
  • the outer side of the trigger is provided with a circumferential hand guard.
  • the magnet is disposed at the front end of the Hall plate, the bottom of the Hall plate, and the connection end surface of the trigger is provided with a Hall sensing point, the trigger touches the Hall sensing point to open and close, and the magnet is opened as a Hall plate. And turn off action orientation.
  • the movable blade is integrally fixed to the head main body by a screw fixing pin and a screw rod.
  • the screw fixing pin and the bottom of the moving blade are provided with a fixing pin retaining spring, and the fixing pin retaining spring is used for limiting and fixing the movable blade.
  • the universal joint transmission block is mounted on the front end of the planetary carrier, and the front end of the planetary carrier is a connecting arm of two longitudinal universal joint transmission blocks, and the universal joint transmission block is fixed on the connecting arm,
  • the longitudinal arrangement of the connecting arms is such that their axes are distinguished from the motor axis.
  • the technical scheme of the invention changes the common thrust screw into a tension screw, so that the whole scissors has a small volume, a better hand feeling, a more comfortable grip and a better operation.
  • Figure 1 is a schematic view of the structure of the present invention
  • FIG. 2 is a schematic view of an explosive structure of the present invention
  • Figure 3 is a schematic view showing the assembled structure of Figure 2 of the present invention.
  • an object of the present invention is to provide an electric scissors including a body casing 28, a nose body of a front end of the body casing 28, and a rear end of which is a power cord 29, the body casing Inner tail a motor 1 is disposed on one side, the motor 1 is coupled to the ring gear ring 3, and the ring gear ring 3 is coupled to the lead screw nut 19;
  • the motor 1 is connected to the planetary gear 4 via a motor gear 2 disposed thereon, and the planetary gear 4 is fixed on the planetary carrier 5, and one end of the planetary carrier 5 is connected with a universal joint transmission block 6, and the universal joint transmission block 6
  • the outer side is a universal joint sleeve 17, and the transmission of the universal joint sleeve 17 drives the drive of the lead screw nut 19;
  • the first bearing 7 is fixed on the planetary carrier 5 and fixed by the retaining spring 8 .
  • the driving head provided at the front end of the planetary carrier 5 is fixed at the tail end of the screw rod 16 , and the first ball bowl 9 and the first ball head 10
  • the second bearing 12 is sequentially fixed to the third bearing 13, the second ball head 14, and the second ball bowl 15 respectively disposed on the screw rod 16;
  • the screw rod 16 is fixed on the main body of the head.
  • the screw rod 16 is provided with a Hall plate 21 at a lower portion of the fixed end of the head body.
  • the bottom of the Hall plate 21 is provided with a trigger 20, and the Hall plate 21 and the screw rod 16 are disposed.
  • the front end of the head body is provided with a fixed blade 24 and a movable blade 25, and the fixed blade 24 is disposed at a lower end of the movable blade 25.
  • the fixed blade 24 and the movable blade 25 are fixed to the front end of the head body by a pin 27.
  • the pin 27 is fastened with a pin nut 22.
  • the lead screw 16 is fixed to the head body and fastened by the screw screw 26.
  • the outer side of the trigger 21 is provided with a circumferential hand guard.
  • the magnet 18 is disposed at the front end of the Hall plate 21, the bottom of the Hall plate 21, and the connection end surface of the trigger 20 is provided with a Hall sensing point, and the trigger 20 touches the Hall sensing point to open and close, the magnet 18 is used as the opening and closing action orientation of the Hall plate 21.
  • the movable blade 25 is integrally fixed to the head main body by the screw fixing pin 26 and the screw rod 16.
  • the screw fixing pin 26 and the bottom of the movable blade 25 are provided with a fixing pin retaining spring 23,
  • the fixed pin retaining spring 23 is used for the limit fixing of the movable blade 25.
  • the universal joint transmission block 6 is mounted on the front end of the planetary carrier 5, and the front end of the planetary carrier 5 is a connecting arm of two longitudinal universal joint transmission blocks, and the universal joint transmission block 6 is fixed on the connecting arm.
  • Upper side of the connecting arm is arranged such that its axis is different from the motor axis.
  • the common thrust screw is changed into the latest tension screw, so that the whole scissors has a small volume, a better hand feeling, a more comfortable grip and better operation.
  • the handle handshake position and the hand contact portion have an ergonomic cooperation.
  • the working function of the universal joint transmission block 6 is to solve the transmission problem that is not in the same axis, that is, the universal joint is used to drive the screw nut 19 to rotate, because the screw rod 16 is in the direction of linear motion, the blade is The circular motion direction is such that the axis of the screw rod 16 is not at the same horizontal line as the axis of the motor 1, and is solved by universal joint.
  • the spare parts of the whole product cooperate to make the area occupied by the overall volume and length smaller, and the operation is lighter and easier.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Scissors And Nippers (AREA)

Abstract

一种电动剪刀，包括机身壳体（28），机身壳体（28）的前端的机头主体，后端是电源线（29），机身壳体（28）内设有马达（1），马达（1）与牙箱齿圈（3）连接，牙箱齿圈（3）与丝杆螺母（19）连接；马达（1）通过电机齿轮（2）与行星齿（4）连接，行星齿（4）固定在行星齿架（5）上，行星齿架（5）的一端连接有万向接传动块（6），万向接传动块（6）的外侧是万向接套管（17）；第一轴承（7）固定在行星齿架（5）上，第一球碗（9）、第一球头（10）及第二轴承（12）分别与设置在丝杆（16）上的第三轴承（13）、第二球头（14）以及第二球碗（15）依次固定；丝杆（16）固定在机头主体上，丝杆（16）在机头主体固定端的下部设置有霍尔板（21），霍尔板（21）底部设置有扳机（20），霍尔板（21）和丝杆（16）之间设置有磁铁（18）；机头主体的前端设置有定刀片（24）和动刀片（25），定刀片（24）设置在动刀片（25）的下端。

Description

电动剪刀 技术领域
本发明涉及林业工具技术，特别是涉及一种电动剪刀。
背景技术
随着林业及种植业的发展，根据需求，需要对枝叶进行修剪，是树木的枝叶能按照管理员的需求生长，随之也出现了电动剪枝机，通过电动剪枝机，可快速将多余的细枝剪除，方便省力。市面上现有的电动剪刀通过一段连接杆后再与刀片连接，整体的结构复杂，体积大。
发明内容
本发明的目的是提供一种电动剪刀，包括机身壳体，机身壳体的前端的机头主体，后端是电源线，所述机身壳体的内部尾部一侧设置有马达，马达与牙箱齿圈连接，牙箱齿圈与丝杆螺母连接；
所述马达通过其上设置的电机齿轮与行星齿连接，行星齿固定在行星齿架上，行星齿架的一端连接有万向接传动块，万向接传动块的外侧是万向接套管，万向接套管的传动带动丝杆螺母的传动；
第一轴承固定在行星齿架上，并用卡簧进行限位固定，行星齿架前端设置的传动头固定在丝杆的尾端，第一球碗、第一球头及第二轴承分别与设置在丝杆上的第三轴承、第二球头以及第二球碗依次固定；
所述丝杆固定在机头主体上，丝杆在机头主体固定端的下部设置有霍尔板，霍尔板底部设置有扳机，霍尔板和丝杆之间设置有磁铁；
所述机头主体的前端设置有定刀片和动刀片，定刀片设置在动刀片的下端。
优选的，所述定刀片和动刀片通过销钉固定在机头主体的前端。
优选的，所述销钉用销钉螺母紧固。
优选的，所述丝杆与机头主体固定，并通过丝杆螺钉紧固。
优选的，所述扳机的外侧设置有周向的护手。
优选的，所述磁铁设置在霍尔板的前端，霍尔板的底部，与扳机的连接端面设置有霍尔感应点，扳机触碰霍尔感应点实现开启和关闭，磁铁作为霍尔板开启和关闭动作定向。
优选的，所述动刀片通过丝杆固定销与丝杆一体固定在机头主体上。
优选的，所述丝杆固定销与动刀片的底部设置有固定销卡簧，固定销卡簧用于动刀片的限位固定。
优选的，所述万向接传动块安装在行星齿架的前端，行星齿架的前端是两个纵向的万向接传动块的连接臂，万向接传动块固定在连接臂上，所述连接臂的纵向设置使得其轴线区别于马达轴线。
本发明的技术方案把常见的推力丝杆改为拉力丝杆，使得整个剪刀体积做小、手感更好，握起来更舒服，更好操作。
附图说明
图1为本发明的结构示意图；
图2为本发明的爆炸式结构示意图；
图3为本发明图2装配好的结构示意图。
具体实施方式
下面将结合附图以及具体实施例来详细说明本发明，在此本发明的示意性实施例以及说明用来解释本发明，但并不作为对本发明的限定。
参照图1至图3，本发明的目的是提供一种电动剪刀，包括机身壳体28，机身壳体28的前端的机头主体，后端是电源线29，所述机身壳体的内部尾部 一侧设置有马达1，马达1与牙箱齿圈3连接，牙箱齿圈3与丝杆螺母19连接；
所述马达1通过其上设置的电机齿轮2与行星齿4连接，行星齿4固定在行星齿架5上，行星齿架5的一端连接有万向接传动块6，万向接传动块6的外侧是万向接套管17，万向接套管17的传动带动丝杆螺母19的传动；
第一轴承7固定在行星齿架5上，并用卡簧8进行限位固定，行星齿架5前端设置的传动头固定在丝杆16的尾端，第一球碗9、第一球头10及第二轴承12分别与设置在丝杆16上的第三轴承13、第二球头14以及第二球碗15依次固定；
所述丝杆16固定在机头主体上，丝杆16在机头主体固定端的下部设置有霍尔板21，霍尔板21底部设置有扳机20，霍尔板21和丝杆16之间设置有磁铁18；
所述机头主体的前端设置有定刀片24和动刀片25，定刀片24设置在动刀片25的下端。
优选的，所述定刀片24和动刀片25通过销钉27固定在机头主体的前端。
优选的，所述销钉27用销钉螺母22紧固。
优选的，所述丝杆16与机头主体固定，并通过丝杆螺钉26紧固。
优选的，所述扳机21的外侧设置有周向的护手。
优选的，所述磁铁18设置在霍尔板21的前端，霍尔板21的底部，与扳机20的连接端面设置有霍尔感应点，扳机20触碰霍尔感应点实现开启和关闭，磁铁18作为霍尔板21开启和关闭动作定向。
优选的，所述动刀片25通过丝杆固定销26与丝杆16一体固定在机头主体上。
优选的，所述丝杆固定销26与动刀片25的底部设置有固定销卡簧23， 固定销卡簧23用于动刀片25的限位固定。
优选的，所述万向接传动块6安装在行星齿架5的前端，行星齿架5的前端是两个纵向的万向接传动块的连接臂，万向接传动块6固定在连接臂上，所述连接臂的纵向设置使得其轴线区别于马达轴线。
应用本发明的技术方案，把常见的推力丝杆改为最新的拉力丝杆，使得整个剪刀体积做小、手感更好，握起来更舒服，更好操作。
应用本发明的技术方案，外壳握手位置与手接触部位有人体工学配合。
应用本发明的技术方案，万向接传动块6的工作作用是解决不在同一轴线的传动问题，即是用万向接来带动丝杆螺母19旋转，因为丝杆16是直线运动方向，刀片是圆周运动方向，使得丝杆16轴线与马达1的轴线不在同一水平线上，用万向接来解决。
应用本发明的技术方案，整个产品的零配件配合使得整体体积和长度所占面积变小，使用操作更轻便顺手。
以上对本发明实施例所提供的技术方案进行了详细介绍，本文中应用了具体个例对本发明实施例的原理以及实施方式进行了阐述，以上实施例的说明只适用于帮助理解本发明实施例的原理；同时，对于本领域的一般技术人员，依据本发明实施例，在具体实施方式以及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本发明的限制。

Claims (9)

  1. 电动剪刀，包括机身壳体，机身壳体的前端的机头主体，后端是电源线，其特征是，所述机身壳体的内部尾部一侧设置有马达，马达与牙箱齿圈连接，牙箱齿圈与丝杆螺母连接；
    所述马达通过其上设置的电机齿轮与行星齿连接，行星齿固定在行星齿架上，行星齿架的一端连接有万向接传动块，万向接传动块的外侧是万向接套管，万向接套管的传动带动丝杆螺母的传动；
    第一轴承固定在行星齿架上，并用卡簧进行限位固定，行星齿架前端设置的传动头固定在丝杆的尾端，第一球碗、第一球头及第二轴承分别与设置在丝杆上的第三轴承、第二球头以及第二球碗依次固定；
    所述丝杆固定在机头主体上，丝杆在机头主体固定端的下部设置有霍尔板，霍尔板底部设置有扳机，霍尔板和丝杆之间设置有磁铁；
    所述机头主体的前端设置有定刀片和动刀片，定刀片设置在动刀片的下端。
  2. 根据权利要求1所述的电动剪刀，其特征是，所述定刀片和动刀片通过销钉固定在机头主体的前端。
  3. 根据权利要求2所述的电动剪刀，其特征是，所述销钉用销钉螺母紧固。
  4. 根据权利要求1所述的电动剪刀，其特征是，所述丝杆与机头主体固定，并通过丝杆螺钉紧固。
  5. 根据权利要求1所述的电动剪刀，其特征是，所述扳机的外侧设置有周向的护手。
  6. 根据权利要求1所述的电动剪刀，其特征是，所述磁铁设置在霍尔板的前端，霍尔板的底部，与扳机的连接端面设置有霍尔感应点，扳机触碰霍尔感应点实现开启和关闭，磁铁作为霍尔板开启和关闭动作定向。
  7. 根据权利要求1所述的电动剪刀，其特征是，所述动刀片通过丝杆固定 销与丝杆一体固定在机头主体上。
  8. 根据权利要求7所述的电动剪刀，其特征是，所述丝杆固定销与动刀片的底部设置有固定销卡簧，固定销卡簧用于动刀片的限位固定。
  9. 根据权利要求1所述的电动剪刀，其特征是，所述万向接传动块安装在行星齿架的前端，行星齿架的前端是两个纵向的万向接传动块的连接臂，万向接传动块固定在连接臂上，所述连接臂的纵向设置使得其轴线区别于马达轴线。
PCT/CN2017/090154 2016-06-28 2017-06-27 电动剪刀 WO2018001216A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610484341.X 2016-06-28
CN201610484341.XA CN105917984A (zh) 2016-06-28 2016-06-28 电动剪刀

Publications (1)

Publication Number Publication Date
WO2018001216A1 true WO2018001216A1 (zh) 2018-01-04

Family

ID=56829988

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/090154 WO2018001216A1 (zh) 2016-06-28 2017-06-27 电动剪刀

Country Status (2)

Country Link
CN (1) CN105917984A (zh)
WO (1) WO2018001216A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11766792B2 (en) 2020-09-10 2023-09-26 Techtronic Cordless Gp Blade change mechanism for power tool

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105917984A (zh) * 2016-06-28 2016-09-07 东莞市嘉航实业有限公司 电动剪刀
CN106305166A (zh) * 2016-10-21 2017-01-11 方培锵 一种低枝剪
WO2018205126A1 (en) * 2017-05-09 2018-11-15 Tti (Macao Commercial Offshore) Limited A power tool and a driving mechanism for use in a power tool
CN107548944A (zh) * 2017-10-17 2018-01-09 东莞市嘉航实业有限公司 一种电动伐竹木工具

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104303860A (zh) * 2014-11-20 2015-01-28 柳州美纳机械有限公司 桑树伐条剪
US20150121706A1 (en) * 2012-07-06 2015-05-07 Felco Motion Sa Handheld power tool
CN104604545A (zh) * 2015-02-12 2015-05-13 马先鹏 电动修枝剪刀
CN105340593A (zh) * 2015-11-19 2016-02-24 张莉萍 一种新型电动修枝剪刀
CN105917984A (zh) * 2016-06-28 2016-09-07 东莞市嘉航实业有限公司 电动剪刀
CN205865246U (zh) * 2016-06-28 2017-01-11 东莞市嘉航实业有限公司 电动剪刀

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2935106B1 (fr) * 2008-08-22 2010-09-17 Pellenc Sa Outil electroportatif a commande par gachette
CN202112075U (zh) * 2011-05-16 2012-01-18 浙江亚特电器有限公司 一种新型可充电式电动园林剪
CN102907268B (zh) * 2011-08-05 2016-01-20 方培锵 电动园林剪
CN203618435U (zh) * 2013-12-19 2014-06-04 马先鹏 电动剪刀修枝器
CN205124451U (zh) * 2015-11-18 2016-04-06 东莞市嘉航实业有限公司 一种多档位电动剪刀

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150121706A1 (en) * 2012-07-06 2015-05-07 Felco Motion Sa Handheld power tool
CN104303860A (zh) * 2014-11-20 2015-01-28 柳州美纳机械有限公司 桑树伐条剪
CN104604545A (zh) * 2015-02-12 2015-05-13 马先鹏 电动修枝剪刀
CN105340593A (zh) * 2015-11-19 2016-02-24 张莉萍 一种新型电动修枝剪刀
CN105917984A (zh) * 2016-06-28 2016-09-07 东莞市嘉航实业有限公司 电动剪刀
CN205865246U (zh) * 2016-06-28 2017-01-11 东莞市嘉航实业有限公司 电动剪刀

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11766792B2 (en) 2020-09-10 2023-09-26 Techtronic Cordless Gp Blade change mechanism for power tool

Also Published As

Publication number Publication date
CN105917984A (zh) 2016-09-07

Similar Documents

Publication Publication Date Title
WO2018001216A1 (zh) 电动剪刀
WO2016127502A1 (zh) 电动修枝剪刀
US20110258859A1 (en) Cutting device and method
JP2017536137A (ja) 保護される動力伝達装置を有する携帯用電動工具
CN204272703U (zh) 一种自适应式柔性水果采摘执行器
CN201295796Y (zh) 一种往复锯
CN207022597U (zh) 一种高空修枝剪
CN202857378U (zh) 一种链锯
CN111631012B (zh) 一种摘果机
CN205865246U (zh) 电动剪刀
CN202738510U (zh) 电动枝叶修剪器
ITMI20112279A1 (it) Forbice motorizzata da potatura
JP3196477U7 (zh)
CN203779532U (zh) 断线钳
CN208001594U (zh) 一种可拆卸式修剪用机械手
KR200469796Y1 (ko) 전동 전지가위
CN104206193B (zh) 具有可旋转手柄的修枝剪
CN202225230U (zh) 一种电推剪
CN207151276U (zh) 一种新型果树修剪工具
CN213991769U (zh) 一种连接机构及具有该连接机构的电动修枝剪
CN106180885A (zh) 便携式切割机
CN214015149U (zh) 多功能可转向疏果器
CN203542562U (zh) 手柄组件及具有该手柄组件的园林工具
CN212554067U (zh) 一种桑叶梗切割机构及手持式桑叶采摘装置
CN203840825U (zh) 一种直流电源驱动的链锯

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17819213

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205 DATED 20/05/2019)

122 Ep: pct application non-entry in european phase

Ref document number: 17819213

Country of ref document: EP

Kind code of ref document: A1