CN102919063A - Hedgerow pruning device - Google Patents

Hedgerow pruning device Download PDF

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Publication number
CN102919063A
CN102919063A CN2012104612116A CN201210461211A CN102919063A CN 102919063 A CN102919063 A CN 102919063A CN 2012104612116 A CN2012104612116 A CN 2012104612116A CN 201210461211 A CN201210461211 A CN 201210461211A CN 102919063 A CN102919063 A CN 102919063A
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China
Prior art keywords
pruning
unit
assembly
hydraulic motor
pruned
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Granted
Application number
CN2012104612116A
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Chinese (zh)
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CN102919063B (en
Inventor
朱擎天
严明
黄卫国
吴冠西
李燕
陈焕然
殷俊
刘振华
农彦
梁其凯
龙佳庆
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Guangxi Yuchai Special Purpose Automobile Co Ltd
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Guangxi Yuchai Special Purpose Automobile Co Ltd
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Priority to CN201210461211.6A priority Critical patent/CN102919063B/en
Publication of CN102919063A publication Critical patent/CN102919063A/en
Application granted granted Critical
Publication of CN102919063B publication Critical patent/CN102919063B/en
Active legal-status Critical Current
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Abstract

The invention relates to a hedgerow pruning device, which comprises a frame, a knife rest body and a pruning assembly. The hedgerow pruning device is characterized in that the pruning assembly is installed on the frame through a rotatable hinge and the knife rest body. One or two groups of the pruning assemblies are arranged. Branching units are arranged among the pruning assemblies. The pruning assembly comprises three pruning units which are arranged in linear structure. Each pruning unit is respectively provided with a disc blade. In the three pruning units, a hydraulic motor is installed in the center of the pruning unit in the middle. Passive rotary seats are respectively arranged in the centers of two pruning units on the left and right sides. The rotary seats and the hydraulic motor are connected by pulleys. The hydraulic motor is a hydraulic motor with large rotating speed. The device has the characteristics of simple structure, high work efficiency, safety, reliability, good pruning effect, and no pruning dead angle and the like.

Description

The hedge trimming device
Technical field
The present invention relates to a kind of hedgerow maintenance of equipment, especially a kind of for solving the clipping device of realizing high-efficient homework in the hedge trimming process.
Background technology
Raising along with urban construction, afforestation requirement, especially the mileage open to traffic of highway is constantly extended in the whole nation, each provinces and cities that almost spread all over the country, the construction of highway develops rapidly national economy and plays very important facilitation, but the maintenance workload of highway and afforestation is equally also in continuous increasing.Therefore, in the urgent need to realizing the hedgerow maintenance of equipment of efficient all weather operations, in existing hedgerow maintenance of equipment, the executing agency that is used for hedgerow is pruned is the core of this kind equipment.
Present hedge trimming device, especially vehicle-mounted hedge trimming device is having many application aspect city beauty treatment greening and the gardens gardening.Open source literature has also been reported the hedgeclipper that some are novel.For example:
1. Chinese patent: vehicle-carrying hedge cutter, application number: CN200620085128.3, the applying date: 2006.06.05, publication number: CN2912236, open day: 2007.06.20, applicant: Lin Ruixing, address: Wen Quan West Road, Laizhou City, Shandong Province, inventor: Lin Ruixing; Han Tongfu; Liu Xiaoqing, summary: a kind of vehicle-carrying hedge cutter, its structure is by being by automobile chassis, generating set, rotary table, Working rack, telescopic arm, the pruning shear head assembly forms, rotary table is arranged on the automobile chassis, alternator assembly, chassis rotary drive motor and Working rack are arranged on the rotary table, the chassis rotary drive motor is vertically set on the limit section of rotary table by the pinion of axle head and the stationary annular gear ring engagement of rotary table bottom, Working rack is comprised of herringbone and rocker arm support, the lower end of herringbone and rocker arm support links together by hinge and rotary table, the upper end of herringbone and rocker arm support and telescopic arm are provided with an end of telescopic arm screw drive motor and fix, and the other end of telescopic arm joins by hinge and worm and gear switching mechanism and pruning shear head assembly.
2. Chinese patent: a kind of on-vehicle hedge clipping machine, application number: CN201010195513.4, the applying date: 2010.06.08, publication number: CN101849481A, open day: 2010.10.06, the applicant: Chang An University, the address: No. 33, stage casing, South 2nd Ring Road, Xian City, Shanxi Province, the inventor: Zhao realizes; Luo Xiaohui; Zhang Xianlei; Liang Fengkai; Meng Qingcun; Miao Wenying; Feng Zhongxu; Yao Yunshi, summary: disclose a kind of on-vehicle hedge clipping machine, comprised carrying vehicle and the hedge trimming equipment that is installed on the carrying vehicle; Hedge trimming equipment comprise can the rotary table of 360 ° of rotations on the horizontal plane, can carry out simultaneously elastic telescopic arm, the cutterhead frame, the level that are fixedly mounted on the telescopic arm leading section with moving up and down be installed in a plurality of rotary cutters below the cutterhead frame, the cutter drives mechanism that rotary cutter is driven, carry out with the movable knife disc frame around cutterhead turnover driving mechanism, base drive unit, telescopic arm drive unit and the control system of rotary movement.Trimmer is simple in structure, easy to operate, automaticity is high, operating efficiency is high, it is fast and job area wide, prune that quality is high, job safety to prune the attitude conversion speed, can effectively overcome high pruninx that existing hedgeclipper exists and the low level defective such as need respectively two cover independent agencies, complicated operation, production cost height, automaticity is low, job area is little of beating the grass.
But all there are the following problems for above pruning actuating unit: 1, the power source of actuating unit adopts the power frequency threephase asynchronous machine, and maximum speed is 3000 rev/mins only in theory, has limited the raising of pruning efficient.2, the restriction of motor current collector insulating properties can't be used under the moist operating environment in the open air; 3, the cutting blade shape of actuating unit adopts the rectangle structure blade, practice effect from both combinations, far can not reach desirable effect to hedge trimming, it is low to prune efficient, follows simultaneously comparatively thick branch to cut off and the phenomenon of the broken head of branch; 4, a plurality of cutting blades of actuating unit adopt yi word pattern to arrange, owing to have the gap between the adjacent blade, and prevent from pruning the generation at dead angle without other necessary devices.The applicant has invented patent for above defective in 2011: " the staggered cutter battle array high-speed trimming mechanism of hedgerow maintenance " (application number: CN201110343259), above problem is made corresponding improved technical scheme and implemented, but in the practice process, this patented technology scheme implement significant limitation, main manifestations is: 1, this technical scheme is owing to adopt synchronous diffluence motor, the quantity of unit motor stack must be consistent with working hydraulic pressure motor quantity in the synchronous diffluence motor that type selecting adopts, and synchronous diffluence motor is gained in weight and is also greatly increased along with the stack of unit motor wherein quantity, the corresponding increase that causes whole installation weight is so that in fact this technical scheme can't be implemented to use in the mode of cantilever work.If 2 separate synchronous diffluence motor separately and to install from whole device, in a fairly large number of situation of working hydraulic pressure motor, the difficulty of the layout of corresponding fluid pressure line can be very large, do not possess equally the practicality of actual enforcement.3. because to prune assembly and being connected of frame be by being rigidly connected, clipping device is dumb, the dead angle sometimes also can occur pruning.4. when pruning moves ahead, tend to be subject to stopping of the place ahead branch, so it is larger to prune resistance, the effect of pruning is bad.Therefore, above problem is perplexing those skilled in the art for a long time.
Summary of the invention
Purpose of the present invention on the existing technical scheme of the applicant basis, is carried out creationary improvement again to the hedge trimming device, provides a kind of and can solve above-mentioned deficiency, the hedge trimming device of simple in structure, highly effective.
For achieving the above object, hedge trimming device of the present invention, comprise frame, tool-post structure and pruning assembly, be characterized in: described pruning assembly is installed on the frame by rotary gemel and tool-post structure, described pruning assembly is one group or two groups, and each group is pruned between the assembly and is provided with the branch device, and described pruning assembly comprises that three are pruned the unit, three are pruned the unit is " one " font arrangement architecture, and each is pruned the unit and is respectively equipped with cylinder blade; Prune in the unit at described three, the center of the pruning unit in the middle of placing is equipped with hydraulic motor, two groups of centers of pruning the unit of the left and right sides are equipped with passive swivel base separately, be connected by belt respectively between each passive swivel base and the hydraulic motor, described hydraulic motor adopts large rotating speed hydraulic motor.
In the above-described pruning assembly, on the cutting direction between the adjacent pruning unit branch device is installed.
Above-described two groups of pruning assemblies are " one " font arrangement architectures or are " V " font arrangement architecture along pruning front line direction.
The relative cutting direction of above-described cylinder blade front end is towards having a down dip certain angle.
The rotating speed of above-described large rotating speed hydraulic motor is 2500 rev/mins~5000 rev/mins.
The angle that above-described cylinder blade tilts is 3 °~20 °.
Hedge trimming device of the present invention has following characteristics:
1. simple in structure, high efficiency.Owing to adopt the combination of pruning group to make up the mode of clipping device, each pruning group only needs a hydraulic motor as power source, three of a fluid motor-driven is pruned the unit and is worked simultaneously, greatly reduced the quantity of power source and other parts, reduce cost, reduced the difficulty that follow-up fluid pressure line is arranged.Simultaneously, because select 2500 rev/mins~5000 rev/mins large rotating speed hydraulic motor, cylinder blade is pruned efficient and is improved a lot as pruning execution unit, can well prune at the thick branch bar below 30 millimeters diameter.
2. safe and reliable.Prune the unit and adopt belt pulley, connector, cylinder blade and gland sequentially to install, directly drive work by power source, simple and reliable.Two passive swivel bases are arranged symmetrically in respectively the hydraulic motor both sides in the pruning group structure, arrange for yi word pattern between the three.Because the both sides belt is opposite to the tensile force size equidirectional that hydraulic motor applies, so that the radial load that the hydraulic motor output is subject to is zero, guarantee the safe handling of hydraulic motor in theory.Simultaneously, package unit is without electrical equipment, in the open air still can fine operation under the moist operating environment, can realize all weather operations.
3. prune effective, without pruning the dead angle.Because pruning assembly is by rotary gemel with being connected of frame, prune assembly and in the process of work, can be rotated according to the shape of lace, produce a desired effect so that prune; In addition, because there is gap more or less in existing pruning mechanism between adjacent pruning unit, the present invention is provided with the branch device at two tool-post structures of pruning the middle direction of advance in unit, the branch on the direction of advance is divided push both sides, effectively prevents from pruning the appearance at dead angle.In addition; on the relative cutting direction of whole pruning assembly; the cylinder blade front end is towards having a down dip certain angle; the protective cover lower limb is higher than the cylinder blade front end after guaranteeing in the horizontal direction; in the local fragmentation of the blade that effectively protects cylinder blade, can avoid because rear protective cover lower limb is lower than cylinder blade and causes pruning stopping of rear branch.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail.
Fig. 1 is the structural representation sketch of hedge trimming device of the present invention.
Fig. 2 prunes unit 12 structural representation sketches.
Fig. 3 is one group of main TV structure simplified schematic diagram of pruning assembly 4.
Fig. 4 respectively prunes the main TV structure simplified schematic diagram of not establishing branch device 9 between the unit 12 on pruning assembly 4.
Fig. 5 respectively prunes the main TV structure simplified schematic diagram that branch device 9 is installed between the unit 12 on pruning assembly 4.
Fig. 6 is two groups and prunes the main TV structure simplified schematic diagram that assembly 4 " one " fonts are arranged.
Fig. 7 is two groups and prunes the main TV structure simplified schematic diagram that assembly 4 " V " font is arranged.
Parts title and sequence number among the figure:
Frame 1, rotary gemel 2, tool-post structure 3, pruning assembly 4, connector 5, protective cover 6, cylinder blade 7, gland 8, branch device 9, belt 10, belt pulley 11, pruning unit 12, passive transposase 11 3, hydraulic motor 14.
Embodiment
Shown in Fig. 1~7, hedge trimming device of the present invention, comprise frame 1, rotary gemel 2, tool-post structure 3, prune assembly 4, connector 5, protective cover 6, cylinder blade 7, gland 8, branch device 9, belt 10, belt pulley 11, prune unit 12, passive transposase 11 3 and hydraulic motor 14, described pruning assembly 4 is installed on the frame 1 by rotary gemel 2 and tool-post structure 3, described pruning assembly 4 is one group or two groups, each group is pruned between the assembly 4 and is provided with branch device 9, described pruning assembly 4 comprises that three are pruned unit 12, three are pruned unit 12 is " one " font arrangement architecture, and cylinder blade 7 outsides of pruning assembly 4 rear lowers are equipped with protective cover 6.
As shown in Figure 1, described pruning assembly 4 relative cutting directions, cylinder blade 7 front ends are 3 °~20 ° towards the angle that has a down dip.
Shown in Fig. 2~3, described pruning unit 12 is as pruning performance element, comprise connector 5, cylinder blade 7, gland 8, belt 10, belt pulley 11, passive transposase 11 3 and hydraulic motor 14, the main shaft of described hydraulic motor 14 is provided with belt pulley 11, pruning on the unit 12, belt pulley 11, connector 5, cylinder blade 7 and gland 8 from top to bottom order are installed, and directly drive unit 12 work of pruning by hydraulic motor 14.
Shown in Fig. 4~5, prune in the unit 12 every group of three of pruning assembly 4, pruning unit 12 in the middle of placing is equipped with hydraulic motor 14 in the heart, two groups of centers of pruning unit 12 of the left and right sides are equipped with passive transposase 11 3 separately, be connected by belt 10 respectively between each passive transposase 11 3 and the hydraulic motor 14, it is large rotating speed hydraulic motors of 2500 rev/mins~5000 rev/mins that described hydraulic motor 14 adopts rotating speeds.During work,, drive three and prune unit 12 and prune operation as power source with single hydraulic motor 14.
As shown in Figure 4, described single group is pruned in the assembly 4, does not establish branch device 9 on the cutting direction between the adjacent pruning unit 12, is used for simple lace and prunes.
As shown in Figure 5, described single group is pruned in the assembly 4, and the cutting direction between the adjacent pruning unit 12 is provided with branch device 9, is used for requiring to prune the lace higher assurance of quality or that branches and leaves are thicker and prunes.
As shown in Figure 6, described pruning assembly 4 is two groups, prunes assembly 4 for two groups and cooperates branch device 9 and protective cover 6 to consist of clipping device.Described two groups of pruning assemblies 4 are " one " font arrangement architectures along pruning front line direction, and adjacent pruning unit 12 gaps equate.Prune between the assembly 4 for two groups and be equipped with branch device 9, also be provided with branch device 9 between each adjacent pruning unit 12, divide the pruning unit that pushes both sides 12 front portions in the branch on the direction of advance, effectively prevent from pruning the appearance at dead angle.
As shown in Figure 7, described pruning assembly 4 is two groups, prunes assembly 4 for two groups and cooperates branch device 9 and protective cover 6 to consist of clipping device.Described two groups of pruning assemblies 4 are to be " V " font arrangement architecture along pruning front line direction, and adjacent pruning unit 12 gaps equate.In the suitable situation of " V " font opening angle, only have two groups to prune assembly 4 adjacent centres and have the gap, need to branch devices 9 be installed two groups of directions of advance of pruning assembly 4 intermediate knife support bodys 3.
Embodiment 1
Nanning freeway management place adopts hedge trimming device of the present invention to be installed on the special purpose vehicle in June, 2012, prunes assembly 4 for two groups and cooperates branch device 9 and protective cover 6 to consist of clipping device.Described pruning assembly 4 comprises that three are pruned unit 12, three are pruned unit 12 is " one " font arrangement architecture, each is pruned and is equipped with cylinder blade 7 on the unit 12, the angle that described cylinder blade 7 tilts is 10 °, described two groups of pruning assemblies 4 are " V " font arrangement architectures along pruning front line direction, prune between the assemblies 4 for two groups and be equipped with branch device 9, prune assembly 4 to use rotating speeds are hydraulic motors 14 of 3500 rev/mins for every group.During work,, drive three and prune unit 12 and prune operation as power source with single hydraulic motor 14, used four wheat harvesting periods, the pruning speed of its lace hedge has improved more than 2 times than original trimmer, and the lace hedge of pruning is straight, neatly, orderly.
Embodiment 2
Environmental sanitation place, hazard prevention district adopts hedge trimming device of the present invention to be installed on the special purpose vehicle in July, 2012, prunes assembly 4 for two groups and cooperates branch device 9 and protective cover 6 to consist of clipping device.Described pruning assembly 4 comprises that three are pruned unit 12, three are pruned unit 12 is " one " font arrangement architecture, each is pruned and is equipped with cylinder blade 7 on the unit 12, the angle that described cylinder blade tilts is 20 °, described two groups of pruning assemblies 4 are " one " font arrangement architectures along pruning front line direction, prune between the assembly 4 for two groups and be equipped with branch device 9, also be provided with branch device 9 between each adjacent pruning unit 12, divide the pruning unit that pushes both sides 12 front portions in the branch on the direction of advance.Prune assembly 4 to use rotating speeds are hydraulic motors 14 of 3000 rev/mins for every group.Drive both sides and middle lace hedge are pruned, used three wheat harvesting periods, effectively prevent from pruning the appearance at dead angle.
Embodiment 3
Environmental sanitation place, Nanning district adopts hedge trimming device of the present invention to be installed on the special purpose vehicle in August, 2012, prunes assembly 4 for two groups and cooperates branch device 9 and protective cover 6 to consist of clipping device.Described pruning assembly 4 comprises that three are pruned unit 12, three are pruned unit 12 is " one " font arrangement architecture, each is pruned and is equipped with cylinder blade 7 on the unit 12, the angle that described cylinder blade tilts is 3 °, described two groups of pruning assemblies 4 are " one " font arrangement architectures along pruning front line direction, prune between the assemblies 4 for two groups and be equipped with branch device 9, prune assembly 4 to use rotating speeds are hydraulic motors 14 of 2600 rev/mins for every group.During work, each group prune assembly 4 with single hydraulic motor 14 as power source, drive simultaneously three pruning unit 12 and prune operation, lace hedgerow to the both sides, street is pruned, passed through bimestrial on probation, the pruning quality of lace hedgerow is good, prunes the efficient height, has obtained the praise of city office of spiritual civilization construction.
Certainly, above-mentioned explanation is not to be restriction to invention, the present invention also be not limited to above-mentioned for example, those skilled in the art, in essential scope of the present invention, the variation of making, remodeling, interpolation or replacement all should belong to protection scope of the present invention.

Claims (6)

1. hedge trimming device, comprise frame (1), tool-post structure (3) and prune assembly (4), it is characterized in that: described pruning assembly (4) is installed on the frame (1) by rotary gemel (2) and tool-post structure (3), described pruning assembly (4) is one group or two groups, each group is pruned between the assembly (4) and is provided with branch device (9), described pruning assembly (4) comprises that three are pruned unit (12), three are pruned unit (12) is " one " font arrangement architecture, and each is pruned unit (12) and is respectively equipped with cylinder blade (7); Prune in the unit (12) at described three, the center of the pruning unit (12) in the middle of placing is equipped with hydraulic motor (14), two groups of centers of pruning unit (12) of the left and right sides are equipped with passive swivel base (13) separately, be connected by belt (10) respectively between each passive swivel base (13) and the hydraulic motor (14), described hydraulic motor (14) adopts large rotating speed hydraulic motor.
2. hedge trimming device according to claim 1 is characterized in that: in the described pruning assembly (4), on the cutting direction between the adjacent pruning unit (12) branch device (9) is installed.
3. according to the described hedge trimming device of claim l, it is characterized in that: described two groups of pruning assemblies (4) are " one " font arrangement architectures or are " V " font arrangement architecture along pruning front line direction.
4. according to the described hedge trimming device of claim l, it is characterized in that: the relative cutting direction of described cylinder blade (7) front end is towards having a down dip certain angle.
5. according to the described hedge trimming device of claim l, it is characterized in that: the rotating speed of described large rotating speed hydraulic motor (14) is 2500 rev/mins~5000 rev/mins.
6. hedge trimming device according to claim 4 is characterized in that: the angle that described cylinder blade (7) tilts is 3 °~20 °.
CN201210461211.6A 2012-11-16 2012-11-16 Hedgerow pruning device Active CN102919063B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104770227A (en) * 2015-03-16 2015-07-15 广西大学 Obstacle avoidance rack of hedge shears
CN108605558A (en) * 2018-03-16 2018-10-02 昆明理工大学 a kind of self-propelled rose pruning machine
CN108901320A (en) * 2018-08-30 2018-11-30 孙海东 A kind of vegetation clipping device suitable for municipal gardens

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250699A (en) * 1978-04-14 1981-02-17 Hallberg Joergen R Clipping apparatus
US4302922A (en) * 1980-07-07 1981-12-01 Orange Enterprises, Inc. Pruning boom
DE3028877A1 (en) * 1980-07-30 1982-02-25 Artur Pieroth Hedge-and vine-cutting machine - has overlapping circular saws on vertical and horizontal beams
US5430999A (en) * 1994-09-01 1995-07-11 Grant; Spencer A. Tree trimming and pruning machine
US6311746B1 (en) * 2000-08-07 2001-11-06 Alamo Group Inc. Circular saw head
CN2912236Y (en) * 2006-06-05 2007-06-20 林瑞兴 Vehicle-carrying hedge cutter
CN201499480U (en) * 2009-09-14 2010-06-09 胡群才 Hedge trimmer
FR2950222A1 (en) * 2009-09-24 2011-03-25 Collard Sa Ets Cutting element for e.g. trimming plants e.g. hedges, has two cutting heads driven in rotation by electric drive motor via transmission unit, where one of two cutting heads is directly connected to electric drive motor
CN202310666U (en) * 2011-11-03 2012-07-11 广西玉柴专用汽车有限公司 Stagger blade array type high-speed pruning mechanism for hedge curing

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250699A (en) * 1978-04-14 1981-02-17 Hallberg Joergen R Clipping apparatus
US4302922A (en) * 1980-07-07 1981-12-01 Orange Enterprises, Inc. Pruning boom
DE3028877A1 (en) * 1980-07-30 1982-02-25 Artur Pieroth Hedge-and vine-cutting machine - has overlapping circular saws on vertical and horizontal beams
US5430999A (en) * 1994-09-01 1995-07-11 Grant; Spencer A. Tree trimming and pruning machine
US6311746B1 (en) * 2000-08-07 2001-11-06 Alamo Group Inc. Circular saw head
CN2912236Y (en) * 2006-06-05 2007-06-20 林瑞兴 Vehicle-carrying hedge cutter
CN201499480U (en) * 2009-09-14 2010-06-09 胡群才 Hedge trimmer
FR2950222A1 (en) * 2009-09-24 2011-03-25 Collard Sa Ets Cutting element for e.g. trimming plants e.g. hedges, has two cutting heads driven in rotation by electric drive motor via transmission unit, where one of two cutting heads is directly connected to electric drive motor
CN202310666U (en) * 2011-11-03 2012-07-11 广西玉柴专用汽车有限公司 Stagger blade array type high-speed pruning mechanism for hedge curing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104770227A (en) * 2015-03-16 2015-07-15 广西大学 Obstacle avoidance rack of hedge shears
CN108605558A (en) * 2018-03-16 2018-10-02 昆明理工大学 a kind of self-propelled rose pruning machine
CN108901320A (en) * 2018-08-30 2018-11-30 孙海东 A kind of vegetation clipping device suitable for municipal gardens

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