CN105453914A - Electric pruner - Google Patents
Electric pruner Download PDFInfo
- Publication number
- CN105453914A CN105453914A CN201510863389.7A CN201510863389A CN105453914A CN 105453914 A CN105453914 A CN 105453914A CN 201510863389 A CN201510863389 A CN 201510863389A CN 105453914 A CN105453914 A CN 105453914A
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- CN
- China
- Prior art keywords
- gear
- gear case
- box
- casing
- assembly
- 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
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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
- A01G3/08—Other tools for pruning, branching or delimbing standing trees
- A01G3/085—Motor-driven saws for pruning or branching
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses an electric pruner. The electric pruner comprises a casing; a drive unit, a transmission unit and a cutting structure. The interior of the casing is provided with a gear case assembly, the casing is fixedly connected with the gear case assembly through at least four studs, the gear case assembly comprises a gear case, the gear case is assembled with a gear case cover, each of the gear case and the gear case cover is provided with at least four stud via holes, the studs pass through the stud via holes, and fixedly connect the gear case cover with the gear case, the gear case is provided with a lower rabbet, the gear case cover is provided with a corresponding upper rabbet, and the upper rabbet and the lower rabbet are matched with each other and are in clamp connection for positioning. The gear case and the casing are positioned through the studs, the studs interact with and correlate to each other, and the phenomenon that the cooperation is too loose or too tight is avoided; the gear case can be assembled easily and can be produced and operated conveniently; the studs and the rabbets are used for fixing the gear case and the gear case cover, the cooperation of the gear case and the gear case cover is achieved, actually, a motor shaft and a gear case via hole which the motor shaft passes through are concentric, and the eccentric problem is solved.
Description
Technical field
The present invention relates to garden instrument field, particularly relate to a kind of pruner.
Background technology
According to the structure of pruner or pruning machine, conventional gear-box and casing fixed form are that muscle position coordinates.The shortcoming of this fixed form is that the size that casing muscle position coordinates can be joined or close-fitting phenomenon because the shrinkage character of Shooting Technique, plastics itself produces pine, difficulty is brought to production assembling, and gear-box has loosening at casing internal, can make machine operation get up noise increase, decreasing efficiency, service life of a machine reduces.
The structure of gear-box is generally that gear housing adds gear box cover, and the cooperation of these two parts is with stud positioning and locking (conventional four studs).The central shaft of motor (motor shaft has bearing, bearing and motor shaft interference close-fitting) through gear housing, coordinate with gear, this just requires that motor shaft wants coaxial with the center of gear-box through hole, the fixing of four studs produced location, motor shaft and gear-box via hole center easily eccentric, causes noise, the loss of electric machine, tool section loss etc. problem after after eccentric.
Pruner eccentric block on market be all monoblock type processing out as accompanying drawing 9, this eccentric block directivity requirement when installing crank connecting link is very strong, as Figure 10 when crank connecting link is just difficult to be assembled with in this position in the drawings, if the installation direction of connecting rod does not have centering, be difficult to be assembled on eccentric block; Not only the many costs of amount of parts are high, and processing technology complicated procedures of forming is loaded down with trivial details.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of Novel pruner, can by improving gear-box location and fixing mode, solution assembling coordinates the problems such as difficult, easy bias, and effectively solves the processing of electric trimmer connecting rod eccentric block component and assemble difficult problem.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of Novel pruner, comprise: casing, gear case assembly is provided with in casing, casing is fixedly connected with gear case assembly by least 4 studs, gear case assembly comprises gear-box, gear-box is equipped with gear box cover, described gear-box and gear box cover are equipped with at least 4 stud via holes, gear box cover is fixedly connected with gear-box through stud via hole by stud, described gear-box is provided with lower seam, gear box cover is provided with corresponding upper seam, the clamping of working in coordination of upper seam and lower seam is located.
In a preferred embodiment of the present invention, in described casing, corresponding stud position is provided with square nut.
In a preferred embodiment of the present invention, described casing comprises left casing and right casing.
In a preferred embodiment of the present invention, described upper seam and lower seam are that arc-shaped is arranged.
In a preferred embodiment of the present invention, be equipped with gear assembly in gear-box, gear assembly is connected with tool section component assembling, and motor is bolted with on gear-box.
The invention has the beneficial effects as follows: the present invention is by stud positioning tooth roller box and casing, and between stud and stud, restriction is interrelated again mutually, solves the phenomenon coordinating pine or tension; Make gear-box be easy to assembling, be beneficial to production operation; Add structure fixed teeth roller box and the gear box cover of seam with stud, solve the matching problem of gear-box and gear box cover, practical function makes motor shaft concentric with gear-box via hole (motor shaft passes), solves eccentricity issues.
Another electric trimmer can also be comprise connecting rod eccentric block component, comprise: eccentric block, the first crankshaft-link rod, the second crankshaft-link rod and gear wheel, first crankshaft-link rod and gear wheel closed assembly are in the same side of eccentric block, the opposite side of eccentric block is equipped with the second crankshaft-link rod, described gear wheel is fixed on eccentric block by fixture through the first crankshaft-link rod, described first crankshaft-link rod and the second bent axle two are equipped with assembly hole, by assembly hole, connecting rod eccentric block component are connected with tool section assembly.
In a preferred embodiment of the present invention, described first crankshaft-link rod and be equipped with bearing between the second crankshaft-link rod and eccentric block.
In a preferred embodiment of the present invention, this connecting rod offset assembly is assemblied in gear-box, and gear-box is connected with motor, and the output of described motor is connected with pinion, and pinion and gear wheel intermesh.
In a preferred embodiment of the present invention, eccentric block comprises longitudinal end and minor axis end, and described first crankshaft-link rod and gear wheel are assemblied in longitudinal end, and the second crankshaft-link rod is assemblied in minor axis end.
The invention has the beneficial effects as follows: structure of the present invention is simple, and practicality is high, assembling fast, conveniently, solves the processing of pruner connecting rod eccentric block component and assembling difficult problem effectively.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the detonation configuration schematic diagram of garden instrument gear case assembly fixed structure one of the present invention preferred embodiment;
Fig. 2 is the end view of the gear case assembly of garden instrument shown in Fig. 1 fixed structure;
Fig. 3 is the structural representation of the seam of the gear case assembly of garden instrument shown in Fig. 1 fixed structure;
Fig. 4 is the detonation configuration figure of the gear case assembly of garden instrument shown in Fig. 1 fixed structure middle gear case;
Fig. 5 is the structural blast figure of electric trimmer
Fig. 6 is the structural representation of electric trimmer connecting rod eccentric block component one preferred embodiment;
Fig. 7 is the structural representation after the assembling of the connecting rod of electric trimmer shown in Fig. 6 eccentric block component completes;
Fig. 8 is the structural representation of tool section assembly;
Fig. 9 is the structural representation of prior art eccentric block;
Structural representation when Figure 10 is prior art eccentric block assembling crank connecting link;
In accompanying drawing, the mark of each parts is as follows: 1, left casing, and 2, right casing, 3, stud, 4, square nut, 5, gear-box, 6, gear box cover, 7, upper seam, 8, lower seam, 9, gear assembly, 10, tool section assembly, 11, motor, 12, eccentric block, 13, pinion, 14, rivet, 15, gear wheel, 16, locating slot.17, the first crankshaft-link rod, the 18, second crankshaft-link rod, 19, bearing, 20, assembly hole, the 21, first assembly hole, the 22, second assembly hole, the 23, first axle, the 24, second axle.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention comprises:
A kind of garden instrument gear case assembly fixed structure, comprising: casing, be provided with gear case assembly in casing, casing is fixedly connected with gear case assembly by least 4 studs 3, as depicted in figs. 1 and 2.
In the preferred embodiment of the present invention, described casing comprises left casing 1 and right casing 2.In described casing, corresponding stud 3 position is provided with square nut 4.
Instead of traditional locate mode, change stud 3 into and fix, when casing and gear-box are connected by square nut and bolt, mutually restrict again interrelated between stud 3 and stud 3, solve the phenomenon coordinating pine or tension.
As shown in Figure 3 and Figure 4, gear case assembly comprises gear-box 5, gear-box 5 is equipped with gear box cover 6, described gear-box 5 and gear box cover 6 are equipped with at least 4 studs 3 via hole, gear box cover 6 is fixedly connected with gear-box 5 through stud 3 via hole by stud 3, described gear-box 5 is provided with lower seam 8, and gear box cover is provided with corresponding upper seam 7, and the clamping of working in coordination of upper seam 7 and lower seam 8 is located.Add seam to coordinate, crossing of restriction stud 3 is located, and decreases the eccentricity issues of motor shaft and gear-box via hole.
The present invention preferably goes up seam and lower seam is that arc-shaped is arranged.Shape and the size of seam set according to actual conditions.
Be equipped with gear assembly in gear-box 5, gear assembly 9 and tool section assembly 10 assembly connection, motor 11 is bolted with on gear-box.
During assembling, motor 11 is contained on gear-box, fixes with bolt; Tool section assembly 10 and gear combination 9 assemble; Cover gear box cover 6, stud 3 is fixed, and namely completes the assembling of gear case assembly.
The present invention, by stud 3 positioning tooth roller box and casing, mutually restricts again interrelated, solves the phenomenon coordinating pine or tension between stud 3 and stud 3; Make gear-box be easy to assembling, be beneficial to production operation; Add structure fixed teeth roller box 5 and the gear box cover 6 of seam with stud 3, solve the matching problem of gear-box 5 and gear box cover 6, practical function makes motor shaft concentric with gear-box via hole (motor shaft passes), solves eccentricity issues.
Electric trimmer connecting rod eccentric block component, comprising: eccentric block 12, first crankshaft-link rod 17, second crankshaft-link rod 18 and gear wheel 15.
As shown in Figure 3 and Figure 4, the first crankshaft-link rod 17 is with gear wheel 15 closed assembly in the same side of eccentric block 12, and the opposite side of eccentric block 12 is equipped with the second crankshaft-link rod 18.
Described first crankshaft-link rod 17 and be equipped with bearing 19 between the second crankshaft-link rod 18 and eccentric block 12.Before installation, first bearing 19 is pressed into respectively in the first crankshaft-link rod 17 and the second crankshaft-link rod 18.
Then the first crankshaft-link rod 17 coaxial sleeve of bearing 18 will be pressed with in eccentric block 12 longitudinal end, again gear wheel 15 is inserted in from longitudinal end, be stacked on the first crankshaft-link rod 17, be fixed on eccentric block 12 end face from gear wheel 15 one end through the first crankshaft-link rod 17 by rivet.
The second crankshaft-link rod 18 coaxial sleeve being pressed with bearing 19 at the minor axis end of eccentric block 12, then completes the assembling of eccentric block component.
Described first crankshaft-link rod 17 and the second crankshaft-link rod 18 liang are equipped with assembly hole, by assembly hole, connecting rod eccentric block component are connected with tool section assembly 10.As shown in Figure 7 and Figure 8, the first assembly hole 21 and the second assembling 22 holes are inserted on tool section assembly first axle 23 and the second axle 24 respectively.
As shown in Figure 5, this connecting rod offset assembly is assemblied in gear-box 5, and gear-box 5 is connected with motor 11, and the output of described motor 11 is connected with pinion 13, and pinion 13 and gear wheel 15 intermesh.
Under the driving of motor, pinion drives gear wheel not stop to rotate, because gear wheel and eccentric block are fixed as one, then eccentric block also can rotate in the lump, again because two of eccentric block eccentric circles and the first crank connecting link and the second crank connecting link keep relative motion, thus realize the function that crank connecting link and driving knife bar assembly do reciprocating cutting motion.
Wherein, connecting rod eccentric block component is inserted in the needle bearing in gear-box by longitudinal end, tool section assembly is put into the locating slot 16 of gear-box.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. an electric trimmer, comprising:
Casing;
Drive unit;
Transmission device;
And tool section assembly;
It is characterized in that: in engine housing, be provided with gear case assembly, casing is fixedly connected with gear case assembly by least 4 studs, gear case assembly comprises gear-box, gear-box is equipped with gear box cover, described gear-box and gear box cover are equipped with at least 4 stud via holes, and gear box cover is fixedly connected with gear-box through stud via hole by stud, and described gear-box is provided with lower seam, gear box cover is provided with corresponding upper seam, and the clamping of working in coordination of upper seam and lower seam is located.
2. electric trimmer according to claim 1, is characterized in that, in described casing, corresponding stud position is provided with square nut.
3. according to claim 2 electric trimmer, it is characterized in that, described casing comprises left casing and right casing.
4. electric trimmer according to claim 1, is characterized in that, described upper seam and lower seam are that arc-shaped is arranged.
5. electric trimmer according to claim 1, is characterized in that, is equipped with gear assembly in gear-box, and gear assembly is connected with tool section component assembling, and motor is bolted with on gear-box.
6. the electric trimmer according to claim 1-5 any one, is characterized in that, drive motors is direct current or alternating current generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510863389.7A CN105453914A (en) | 2015-12-01 | 2015-12-01 | Electric pruner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510863389.7A CN105453914A (en) | 2015-12-01 | 2015-12-01 | Electric pruner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105453914A true CN105453914A (en) | 2016-04-06 |
Family
ID=55592486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510863389.7A Pending CN105453914A (en) | 2015-12-01 | 2015-12-01 | Electric pruner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105453914A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107637301A (en) * | 2017-09-20 | 2018-01-30 | 占行波 | Direct current drive branch sawing machine |
Citations (13)
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|---|---|---|---|---|
| US20070287571A1 (en) * | 2006-06-09 | 2007-12-13 | Hui-Chung Li | Driving Mechanism for Garden Machine |
| JP2008087583A (en) * | 2006-09-29 | 2008-04-17 | Nsk Ltd | Steering device, and assembling method thereof |
| KR100865240B1 (en) * | 2008-07-21 | 2008-10-23 | 서보경 | Brush cutter for a pruning |
| CN201209632Y (en) * | 2008-06-06 | 2009-03-18 | 无锡创明传动工程有限公司 | Coupler torquemoment overload protection device |
| CN201241938Y (en) * | 2008-07-31 | 2009-05-20 | 天津减速机股份有限公司 | Speed reducer for disk feeding machine |
| CN201388409Y (en) * | 2009-02-26 | 2010-01-27 | 黄山市新科状元茶业机械有限公司 | Gear box of trimming machine |
| CN102308723A (en) * | 2010-07-06 | 2012-01-11 | 南京德朔实业有限公司 | Handheld power tool for trimming and cutting vegetation and method for changing blade of handheld power tool |
| CN102322511A (en) * | 2011-09-09 | 2012-01-18 | 重庆齿轮箱有限责任公司 | Input connecting structure of wind power generation gear box |
| CN102415290A (en) * | 2010-08-11 | 2012-04-18 | 安德烈亚斯.斯蒂尔两合公司 | Hand-held power tool |
| JP2013031400A (en) * | 2011-08-02 | 2013-02-14 | Hitachi Koki Co Ltd | Engine-driven working implement |
| CN203254010U (en) * | 2013-04-08 | 2013-10-30 | 宁波伊司达工具有限公司 | Electric reciprocating saw |
| US20140215833A1 (en) * | 2008-12-19 | 2014-08-07 | Andreas Stihl Ag & Co.Kg | Hedge trimmer |
| CN205232899U (en) * | 2015-12-01 | 2016-05-18 | 常州格力博有限公司 | Electric edge trimmer |
-
2015
- 2015-12-01 CN CN201510863389.7A patent/CN105453914A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070287571A1 (en) * | 2006-06-09 | 2007-12-13 | Hui-Chung Li | Driving Mechanism for Garden Machine |
| JP2008087583A (en) * | 2006-09-29 | 2008-04-17 | Nsk Ltd | Steering device, and assembling method thereof |
| CN201209632Y (en) * | 2008-06-06 | 2009-03-18 | 无锡创明传动工程有限公司 | Coupler torquemoment overload protection device |
| KR100865240B1 (en) * | 2008-07-21 | 2008-10-23 | 서보경 | Brush cutter for a pruning |
| CN201241938Y (en) * | 2008-07-31 | 2009-05-20 | 天津减速机股份有限公司 | Speed reducer for disk feeding machine |
| US20140215833A1 (en) * | 2008-12-19 | 2014-08-07 | Andreas Stihl Ag & Co.Kg | Hedge trimmer |
| CN201388409Y (en) * | 2009-02-26 | 2010-01-27 | 黄山市新科状元茶业机械有限公司 | Gear box of trimming machine |
| CN102308723A (en) * | 2010-07-06 | 2012-01-11 | 南京德朔实业有限公司 | Handheld power tool for trimming and cutting vegetation and method for changing blade of handheld power tool |
| CN102415290A (en) * | 2010-08-11 | 2012-04-18 | 安德烈亚斯.斯蒂尔两合公司 | Hand-held power tool |
| JP2013031400A (en) * | 2011-08-02 | 2013-02-14 | Hitachi Koki Co Ltd | Engine-driven working implement |
| CN102322511A (en) * | 2011-09-09 | 2012-01-18 | 重庆齿轮箱有限责任公司 | Input connecting structure of wind power generation gear box |
| CN203254010U (en) * | 2013-04-08 | 2013-10-30 | 宁波伊司达工具有限公司 | Electric reciprocating saw |
| CN205232899U (en) * | 2015-12-01 | 2016-05-18 | 常州格力博有限公司 | Electric edge trimmer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107637301A (en) * | 2017-09-20 | 2018-01-30 | 占行波 | Direct current drive branch sawing machine |
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