CN106718145A - Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device - Google Patents

Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device Download PDF

Info

Publication number
CN106718145A
CN106718145A CN201710108841.8A CN201710108841A CN106718145A CN 106718145 A CN106718145 A CN 106718145A CN 201710108841 A CN201710108841 A CN 201710108841A CN 106718145 A CN106718145 A CN 106718145A
Authority
CN
China
Prior art keywords
handle
circle
red bayberry
band girdle
spring
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.)
Pending
Application number
CN201710108841.8A
Other languages
Chinese (zh)
Inventor
李田泽
郭志东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong University of Technology
Original Assignee
Shandong University of Technology
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 Shandong University of Technology filed Critical Shandong University of Technology
Priority to CN201710108841.8A priority Critical patent/CN106718145A/en
Publication of CN106718145A publication Critical patent/CN106718145A/en
Pending legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00Cutting implements specially adapted for horticultural purposes; Delimbing standing trees

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Nonmetal Cutting Devices (AREA)

Abstract

The present invention provides manual power assisting hand-held rack-and-pinion reducing branch and clamps electronic red bayberry girdling device,Including handle,Spring,Rotating shaft,Dynamic garden,Fixed circle,Gear,Tooth bar,Servomotor and DC micromotor,Spring is fixedly mounted on handle,Servomotor drives pinion rotation,Gear pinion rack,Tooth bar is moved,And then drive dynamic circle to be fixed on the branch of red bayberry,Handle is divided into two parts,Fixed circle is arranged on handle,Two parts of fixed circle are buckled into a full circle,Handle opening and closing,Determine the servo-actuated opening and closing of fenestra,Fixed circle is provided with groove,Roll in roller insertion groove and in a groove,Centre bore of the joining beam through roller,Roller does circular-rotation,Joining beam links together two red bayberry girdling devices,Band girdle handle is fixed on joining beam,One end of band girdle handle is provided with Girding cutter,The other end is provided with yoke plate,Girding cutter is with handle and joining beam fixing point as the center of circle,Band girdle is carried out to red bayberry as radius is circled with fixing point to the point of a knife of Girding cutter.

Description

Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device
Technical field
Electronic red bayberry girdling device is clamped the present invention relates to human assistance hand-held rack-and-pinion reducing branch, belongs to mechanical skill Art is led.
Background technology
Red bayberry band girdle controls nutrient growth, coordinates the relation of nutrient growth and reproductive growth, promotes bud differentiation, ring Stripping hinders photosynthetic downward conveying, and accelerates the accumulation of nutriment, and then improves fruit yield, red bayberry band girdle Be the growth for suppressing the spring tip and summer shoot, the root system of red bayberry is cannot get the supply of nutrient, suppress nutrient growth, improve percentage of fertile fruit, Promote Fruit, improve quality, taste of fruit becomes good, ripe ahead of time, and the band girdle of red bayberry is carried out in full-bloom stage, and red bayberry is except master Dry band girdle, each side shoot every year must band girdle, the branch grown on side shoot also wants band girdle, the growth angle of each side shoot not only phase Together, the spacing between side shoot is small, and the radius of gyration is small, the motor that patent of invention 201410485285.2 is driven using gasoline engine, body Product is larger, and the radius of gyration is big, and the angle of inclination of Girding cutter rotates realization, Zhi Nengshi around the shaft by rotary oil cylinder telescopic band moving platform Existing face rotation is inclined, it is impossible to which rotation is inclined while realizing space multiple face, has significant limitation using scope, only suitable Together in the trunk band girdle of red bayberry, additionally, the kerf width scope of the band girdle branch of red bayberry is in 0.2~5.0 centimetre, notch depth model 0.2~0.5 centimetre is trapped among, otch is concordant, and bast contains more wood fibre, and Girding cutter during band girdle, does not have at band girdle There is clamping device, the bast tear that will be closed at band girdle causes band girdle area excessive, and healing is difficult at the band girdle of red bayberry, supports Divide conveying to be obstructed, influence growth and the percentage of fertile fruit of red bayberry.
The content of the invention
Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, servomotor rotation driven gear Rotation, and then moved back and forth with carry-over bar, realize that the reducing for moving circle is clamped, only to the red bayberry bast band girdle in clamping, will not Produce and tear is produced to the bast beyond band girdle position, the radius of gyration is small, is adapted to the red bayberry branch of differing tilt angles Band girdle, flexibly, efficiency high, strong adaptability, the support wheel set on band girdle handle is cylindrical at red bayberry band girdle branch for compact volume and convenience Face rolls, and plays a supportive role, and makes the band girdle angle of Girding cutter constant, spring is set in band girdle handle and joining beam fixed point, to ring The Girding cutter set on stripping handle applies constant pressure, in case Girding cutter is beated in band girdle, it is ensured that ring-peeling depth is consistent.
Its technical scheme is:Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, including hand Handle, spring, rotating shaft, dynamic circle, fixed circle, gear, tooth bar, servomotor and DC micromotor, fixedly mount spring on handle, Spring is extension spring, and handle is divided into two parts, and fixed circle is arranged on handle, and fixed circle is divided into two parts, and two parts of fixed circle are fastened Together into a full circle, the servo-actuated opening and closing of fenestra are determined in handle opening and closing, and fixed circle is provided with groove, roller insertion Roll in groove and in a groove, through the centre bore of roller, roller does circular-rotation to joining beam in a groove, joining beam is by two poplars Plum girdling device is linked together, and band girdle handle is fixed on joining beam, and one end of band girdle handle is provided with Girding cutter, and the other end is provided with yoke plate, Under human assistance, Girding cutter, with band girdle handle and joining beam fixing point as the center of circle, is radius work with fixing point to the point of a knife of Girding cutter Circular motion carries out band girdle to red bayberry, is fixed due to the center of circle, radius determines, the movement locus of Girding cutter is the closing that overlaps Circle, in width range in 0.2~5.0 centimetre, the diameter of the branch of red bayberry is approximately considered uniformity, and manual other forms Non- centering, the non-girdling device for determining radius, movement locus is broken line, it is impossible to formed closing circle, move garden by gripping block, pressure Sensor, tooth bar, gear and servomotor composition, are provided with pressure sensor and rough ditch on the clamping face of gripping block Groove, tooth bar one end is fixed in gripping block, and the other end is connected with fixed circle, and servomotor is fixed on by yoke plate to be determined on circle, servo The output end of motor is fixedly connected with gear, and handle is divided into two parts, and handle is provided with rotating shaft, and rotating shaft is by two parts of handle It is linked together, under the action of the spring, handle two parts closure in the presence of external force, overcomes and bullet is fixedly mounted on handle The pulling force of spring, two parts of handle reversely rotate around the axis, and two parts are justified surely and is opened, and are moved at the red bayberry branch of band girdle, lead to The parameter value of control panel input pressure sensor is crossed, starts servomotor, servomotor rotation driven gear rotation, gear is nibbled Tooth bar is closed, and then band carry-over bar is moved back and forth, and realizes moving the reducing clamping of circle, when the pressure sensor in gripping block reaches setting During value, servomotor stops operating, and moves circle and clamps the branch of red bayberry, fixed under the pulling force effect of the spring set on handle Round two parts snap together into a full circle.
Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, can adapt to differing tilt angles Red bayberry branch clamping, small volume, lightweight, easy to operate, band girdle efficiency high, handle is short, and the radius of gyration is small, and invents special Profit 201410485285.2 uses gasoline engine drive motor, motor driven gear, volume is big, and the radius of gyration is big, and Girding cutter inclines Rake angle rotates realization around the shaft by rotary oil cylinder telescopic band moving platform, can only realize that a face rotation is inclined, it is impossible to realize empty Between multiple face while rotate, the radius of gyration is big, is only applicable to the trunk band girdle of red bayberry, the lifting of oil cylinder, it is impossible to adjustment space On angle of inclination, secondly bad adaptability, without gripping block clamping, easily by the red bayberry bast tear beyond at band girdle, make band girdle Area is excessive, influences the healing of the wound of red bayberry, and influence nutrient is conveyed, percentage of fertile fruit reduction, and again, installation, adjustment, dismounting be not square Just.
Band girdle handle is provided with fulcrum, i.e. band girdle handle and joining beam fixed point, and power is acted on band girdle handle, is also a kind of thick stick Bar, can both apply pulling force, it is also possible to apply pressure to band girdle handle, can adjust the ring-peeling depth of Girding cutter, red bayberry branch Growth year is different, and the depth of band girdle is different, and the bast of band girdle red bayberry during band girdle, it is impossible to band girdle xylem is damaged wooden Portion, influences the conduction of moisture, causes red bayberry to absorb moisture and dead, and applying pressure can change the ring-peeling depth of Girding cutter, And the mechanical rigid of patent of invention 201410485285.2 connection, it is necessary to carry out multi-change speed, slow down, complex structure, without from Dynamic regulatory function, band girdle only to bast band girdle, forming layer and xylem is not damaged on request, and the otch of red bayberry band girdle branch is wide Degree scope is at 0.2~5.0 centimetre, and notch depth scope is strict to press band girdle width and depth standards implementation at 0.2~0.5 centimetre.
Described human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, consolidates in handle and joining beam Spring is set, and spring is torsion spring, the Girding cutter to being set on handle applies constant pressure, in case Girding cutter is in band girdle at fixed point When beat, ring-peeling depth is consistent, it is ensured that band girdle quality, and Girding cutter uses drum structure, and the upright blade at two ends is by red bayberry bast Portion along the circumferential direction cuts off, while the annulus that the bast of red bayberry cuts off is carried out band girdle by the horizontal knife of centre.
Described human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, and band girdle handle upper connective plate sets There is manhole, bar one end is connected with support wheel, the other end is connected through spring with the manhole set on yoke plate, band girdle When red bayberry branch of the support wheel at band girdle surface scrolls, support wheel has position-limiting action, and it is flat that support wheel runs Girding cutter Surely, spring has the function of support and profiling.
Described human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, and band girdle handle is provided with micro- Type direct current generator, the clutch end of DC micromotor is provided with belt pulley, by the belt wheel that skin is set on belt drive joining beam Rotate, and then drive roller to rotate, Girding cutter is servo-actuated.
Band girdle kind of blooming period prolonging, it is to avoid because rainy season causes the pollination rate to reduce, extends pollination period, improves the allocation proportion of nutrient, Percentage of fertile fruit is improved, extends storage time, band girdle must match with the agronomic technique for increasing dose and multinomial field management, Band girdle mouth is wrapped up with plastic sheeting and protected immediately after band girdle.
Red bayberry band girdle inhibits the prosperous length of young sprout, increased middle brachyplast, and accelerates the accumulation of nutriment, promotes Bud differentiation, and then improve fruit yield.
The present invention has advantages below.
1st, small volume, lightweight, the radius of gyration is small, adapts to the different band girdles for inclining larger red bayberry branch, easy to operate.
2nd, ring-peeling depth is controllable by handle, will not tear the bast of the other positions beyond band girdle, red bayberry is not made Into damage.
3rd, at 0.2~5.0 centimetre, notch depth scope is at 0.2~0.5 li for the kerf width scope of red bayberry band girdle branch Rice, it is controllable in critical field.
4th, annulus stripping is determined, point of a knife of the fixed circle with fixing point to Girding cutter carries out band girdle as radius is circled to red bayberry, Fixed due to the center of circle, radius determines that Girding cutter in width range in 0.2~5.0 centimetre, approximately recognize by the diameter of the branch of red bayberry It is that uniformity, the rotation of servomotor rotation driven gear, and then band carry-over bar are moved back and forth, realizes moving the reducing clamping of circle.
Brief description of the drawings
Fig. 1 is the structural representation of the girdling device of the embodiment of the present invention.
Fig. 2 is the structural representation of the girdling device job state of the embodiment of the present invention.
1, handle 2, spring 3, rotating shaft 4, surely round 5, gripping block 6, band girdle handle 7, roller 8, support wheel wherein in figure 9th, red bayberry branch 10, Girding cutter 11, tooth bar 12, servomotor 13, gear 14, pressure sensor 15, micro DC Machine.
Specific embodiment
Embodiment 1.
In the embodiment as shown in Fig. 1~2, human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry ring Stripping device, including handle 1, spring 2, rotating shaft 3, dynamic circle, surely round 4, gear 13, tooth bar 11, servomotor 12 and DC micromotor 15, spring 2 is fixedly mounted on handle 1, spring 2 is extension spring, and 1 point of handle is two parts, 4 is justified surely and is arranged on handle 1, fixed circle 4 are divided into two parts, and two parts that 4 are justified surely snap together into a full circle, the opening and closing of handle 1,4 are justified surely and is also servo-actuated Open and close are closed, and 4 are justified surely and is provided with groove, are rolled in the insertion groove of roller 7 and in a groove, are moved in a circle, and joining beam is through rolling The centre bore of wheel 7, two red bayberry girdling devices are linked together, and band girdle handle 6 is fixed on joining beam, and one end of band girdle handle 6 is provided with Girding cutter 10, the other end is provided with yoke plate, under human assistance, Girding cutter 10 with band girdle handle 6 and joining beam fixing point as the center of circle, with solid Pinpoint the point of a knife of Girding cutter 10 carries out band girdle for radius is circled to red bayberry, is fixed due to the center of circle, radius determines, band girdle The movement locus of knife be one overlap closing circle, 0.5 centimetre of the width of band girdle, 0.3 centimetre of notch depth, the branch of red bayberry Diameter is approximately considered uniformity, moves garden by 12 groups of gripping block 5, pressure sensor 14, tooth bar 11, gear 13 and servomotor Into, pressure sensor 14 and rough groove are provided with the clamping face of gripping block 5, the one end of tooth bar 11 is fixed on gripping block On 5, the other end is connected with circle 4 is determined, and servomotor 12 is fixed on by yoke plate to be determined on circle 4, the output end and tooth of servomotor 12 Wheel 13 is fixedly connected, and handle 1 is divided into two parts, and handle 1 is provided with rotating shaft 3, and two parts of handle 1 are connected in one by rotating shaft 3 Rise, in the presence of spring 2, the two parts of handle 1 closure in the presence of external force, overcomes and spring 2 is fixedly mounted on handle 1 Pulling force, two parts of handle 1 reversely 3 are rotated around the shaft, 4 two parts are justified surely and is opened, and are moved at the red bayberry branch 9 of band girdle, are led to The parameter value of control panel input pressure sensor 14 is crossed, starts servomotor 12, the rotation driven gear 13 of servomotor 12 revolves Turn, the pinion rack 11 of gear 13, and then band carry-over bar 11 is moved back and forth, and realizes moving the reducing clamping of circle, the pressure in gripping block 5 When force snesor 14 reaches setting value, servomotor 12 stops operating, and moves circle and clamps the branch of red bayberry, is set on handle 1 Spring 2 pulling force effect under, two parts that 4 are justified surely snap together into a full circle, in band girdle handle 6 and joining beam fixed point Spring 2 is set, and spring 2 is torsion spring, and the Girding cutter 10 to being set on band girdle handle 6 applies constant pressure, in case Girding cutter 10 exists Beated during band girdle, Girding cutter 10 uses drum structure, the upright blade at two ends along the circumferential direction cuts off red bayberry bast, while The annulus that the bast of red bayberry cuts off is carried out band girdle by middle horizontal knife, and the upper connective plate of band girdle handle 6 is provided with manhole, bar One end is connected with support wheel 8, and the other end is connected through spring 2 with the manhole set on yoke plate, and support wheel 8 is in ring during band girdle The surface scrolls of red bayberry branch 9 at stripping, spring 2 has the function of support and profiling, starts DC micromotor 15, minisize dc The clutch end of motor 15 is provided with belt pulley, by the pulley rotation on belt drive joining beam, and then drives 7 turns of roller Dynamic, Girding cutter 10 is servo-actuated, and Girding cutter 10 is moved in a circle, and band girdle is carried out to red bayberry, and the clamping action of gripping block 5 will not be to poplar The bast of the other positions beyond Mei Huanbaoqu causes to damage, and band girdle efficiency high is easy to operate, and band girdle completes a red bayberry branch Behind the position of bar 9, external force, 3 rotation around the shaft of handle 1, the disengaging red bayberry of gripping block 5 branch 9, by red bayberry girdling device are applied to handle 1 Removed from red bayberry branch 9 of the band girdle after complete, then moving to another needs at the red bayberry branch 9 of band girdle, is repeated in State the course of work.

Claims (4)

1. human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device, including handle(1), spring(2), turn Axle(3), dynamic circle, fixed circle(4), gear(13), tooth bar(11), servomotor(12)And DC micromotor(15), its feature exists In:In handle(1)Upper fixed installation spring(2), spring(2)It is extension spring, handle(1)Two parts are divided into, fixed circle(4)It is arranged on Handle(1)On, fixed circle(4)Two parts are divided into, fixed circle(4)Two parts snap together into a full circle, fixed circle(4)On set It is fluted, roller(7)Roll in embedded groove and in a groove, joining beam runs through roller(7)Centre bore, by two red bayberry band girdles Device links together, band girdle handle(6)It is fixed on joining beam, band girdle handle(6)One end be provided with Girding cutter(10), the other end is provided with connection Plate, under human assistance, Girding cutter(10)With band girdle handle(6)It is the center of circle with joining beam fixing point, with fixing point to Girding cutter(10) Point of a knife band girdle is carried out to red bayberry for radius is circled, move garden by gripping block(5), pressure sensor(14), tooth bar(11)、 Gear(13)And servomotor(12)Composition, in gripping block(5)Clamping face be provided with pressure sensor(14)With it is uneven Groove, tooth bar(11)One end is fixed on gripping block(5)On, the other end with determine circle(4)Connection, servomotor(12)By yoke plate It is fixed on and determines circle(4)On, servomotor(12)Output end and gear(13)It is fixedly connected, handle(1)It is divided into two parts, hand Handle(1)It is provided with rotating shaft(3), rotating shaft(3)By handle(1)Two parts be linked together, in spring(2)In the presence of, handle (1)Two parts are closed, and in the presence of external force, overcome handle(1)Upper fixed installation spring(2)Pulling force, handle(1)Two Point reversely around the shaft(3)Rotate, fixed circle(4)Two parts open, and are moved to the red bayberry branch of band girdle(9)Place, by control panel Input pressure sensor(14)Parameter value, start servomotor(12), servomotor(12)Rotation driven gear(13)Rotation, Gear(13)Pinion rack(11), and then band carry-over bar(11)Move back and forth, realize moving the reducing clamping of circle, work as gripping block(5) On pressure sensor(14)When reaching setting value, servomotor(12)Stop operating, move circle and clamp the branch of red bayberry, in hand Handle(1)The spring of upper setting(2)Pulling force effect under, fixed circle(4)Two parts snap together into a full circle.
2. the human assistance hand-held rack-and-pinion reducing branch as described in claim 1 clamps electronic red bayberry girdling device, and it is special Levy and be:In band girdle handle(6)Spring is set with joining beam fixed point(2), spring(2)It is torsion spring, to band girdle handle(6)Upper setting Girding cutter(10)Apply constant pressure, in case Girding cutter(10)Beated in band girdle, Girding cutter(10)Using drum structure, two The upright blade at end along the circumferential direction cuts off red bayberry bast, while what the horizontal knife of centre cut off the bast of red bayberry Annulus carries out band girdle.
3. the human assistance hand-held rack-and-pinion reducing branch as described in claim 1 clamps electronic red bayberry girdling device, and it is special Levy and be:Band girdle handle(6)Upper connective plate is provided with manhole, bar one end and support wheel(8)Connection, the other end runs through spring(2) It is connected with the manhole set on yoke plate, support wheel during band girdle(8)The red bayberry branch at band girdle(9)Surface scrolls, spring (2)Function with support and profiling.
4. the human assistance hand-held rack-and-pinion reducing branch as described in claim 1 clamps electronic red bayberry girdling device, and it is special Levy and be:Band girdle handle(6)It is provided with DC micromotor(15), DC micromotor(15)Clutch end be provided with belt Wheel, is rotated, and then drive roller by the belt wheel that skin is set on belt drive joining beam(7)Rotate, Girding cutter(10)It is servo-actuated.
CN201710108841.8A 2017-02-27 2017-02-27 Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device Pending CN106718145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710108841.8A CN106718145A (en) 2017-02-27 2017-02-27 Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710108841.8A CN106718145A (en) 2017-02-27 2017-02-27 Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device

Publications (1)

Publication Number Publication Date
CN106718145A true CN106718145A (en) 2017-05-31

Family

ID=58958949

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710108841.8A Pending CN106718145A (en) 2017-02-27 2017-02-27 Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device

Country Status (1)

Country Link
CN (1) CN106718145A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111512818A (en) * 2020-05-28 2020-08-11 安徽建筑大学城市建设学院 Hand-operated pole pruning saw

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111512818A (en) * 2020-05-28 2020-08-11 安徽建筑大学城市建设学院 Hand-operated pole pruning saw

Similar Documents

Publication Publication Date Title
CN106888827A (en) A kind of manual power assisting hand-held spine bar ratchet reducing branch clamps grape girdling device
CN106576941A (en) Artificial assistance handheld spring plate variable-diameter branch clamping electric orange tree girdling device
CN106857016A (en) A kind of human assistance hand-held latch plate reducing branch clamps electronic persimmon girdling device
CN106718123A (en) A kind of manual power assisting hand-held spine bar ratchet reducing branch clamps bergamot pear girdling device
CN106576944A (en) Manpower-assisted handheld spring plate variable-diameter branch-clamping electric grape ring peeling device
CN106857015A (en) Human assistance hand-held spine bar ratchet reducing branch clamps electronic teak girdling device
CN106718145A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device
CN106718124A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic persimmon girdling device
CN106879374A (en) Human assistance hand-held rack-and-pinion reducing branch clamping electric dragon eye girdling device
CN106718125A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic teak girdling device
CN106900365A (en) A kind of manual power assisting hand-held rack-and-pinion reducing branch clamps bergamot pear girdling device
CN106665141A (en) Artificial auxiliary handheld electric persimmon tree girdling device for clamping variable-diameter branch
CN106688644A (en) Artificial auxiliary handheld orange tree girdling machine capable of clamping branch in variable-diameter manner by using gear and rack
CN106718135A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic lichee girdling device
CN106888831A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic citrus girdling device
CN106818235A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic grape girdling device
CN106912306A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic bergamot pear girdling device
CN106718134A (en) Human assistance hand-held rack-and-pinion reducing branch clamps electronic Winter-date girdling device
CN106900376A (en) Human assistance hand-held spine bar ratchet reducing branch clamps electronic grape girdling device
CN106879380A (en) A kind of manual power assisting hand-held rack-and-pinion reducing branch clamps red bayberry girdling device
CN106922407A (en) A kind of manual power assisting hand-held rack-and-pinion reducing branch clamps persimmon girdling device
CN106688645A (en) Human-assisted hand-held electronic waxberry girdling device for clamping reducing branches
CN106688637A (en) Human-assistance handheld electrical bergamot pear girding device adopting mode of bar and pawl variable-diameter branch clamping
CN106900379A (en) A kind of manual power assisting hand-held rack-and-pinion reducing branch clamps longan girdling device
CN106718138A (en) A kind of human assistance hand-held wrench reducing branch clamps electronic red bayberry girdling device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170531