CN102919063B - Hedgerow pruning device - Google Patents
Hedgerow pruning device Download PDFInfo
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- CN102919063B CN102919063B CN201210461211.6A CN201210461211A CN102919063B CN 102919063 B CN102919063 B CN 102919063B CN 201210461211 A CN201210461211 A CN 201210461211A CN 102919063 B CN102919063 B CN 102919063B
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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
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 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 and plays very important facilitation national economy, 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, for the executing agency that hedgerow is pruned, be, the core of this kind equipment.
Current hedge trimming device, especially vehicle-mounted hedge trimming device, is having many application aspect city beauty treatment greening and 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 little Qing, summary: a kind of vehicle-carrying hedge cutter, its structure is by being by automobile chassis, generating set, rotary table, Working rack, telescopic arm, pruning shear head assembly forms, rotary table is arranged on automobile chassis, alternator assembly, chassis rotary drive motor and Working rack are arranged on rotary table, the limit portion that chassis rotary drive motor is vertically set on rotary table meshes by the pinion of axle head and the stationary annular gear ring 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 one end of telescopic arm screw drive motor and fix, 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, applicant: Chang An University, address: No. 33, stage casing, South 2nd Ring Road, Xi'an City, Shanxi Province, 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 be arranged on the hedge trimming equipment on carrying vehicle; Hedge trimming equipment comprise can 360 ° of rotations on horizontal plane rotary table, can carry out elastic and telescopic arm that move up and down simultaneously, the cutterhead frame, the level that are fixedly mounted on telescopic arm leading section is arranged on a plurality of rotary cutters, the cutter drives mechanism that rotary cutter is driven below cutterhead frame, with movable knife disc frame, carry out cutterhead turnover driving mechanism, base drive unit, telescopic arm drive unit and the control system of surrounding rotary movement.Trimmer is simple in structure, easy to operate, automaticity is high, operating efficiency is high, prune that attitude conversion speed is fast and job area wide, prune that quality is high, job safety, can effectively overcome high pruninx that existing hedgeclipper exists and the low level defect such as need respectively two to overlap independent agency, complicated operations, production cost is high, 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 power frequency threephase asynchronous machine, and maximum speed is only 3000 revs/min in theory, limited the raising of pruning efficiency.2, the restriction of motor current collector insulating properties, cannot be used under moist operating environment in the wild; 3, the cutting blade shape of actuating unit adopts rectangle structure blade, practice effect from both combinations, to hedge trimming, far can not reach desirable effect, prune efficiency low, follow comparatively thick branch to cut off and the phenomenon of the broken head of branch simultaneously; 4, a plurality of cutting blades of actuating unit adopt yi word pattern to arrange, and owing to having gap between adjacent blade, and without other necessary devices, prevent from pruning the generation at dead angle.The applicant has invented patent in 2011 for above defect: staggered cutter battle array high-speed trimming mechanism > > (application number: CN201110343259) for the maintenance of < < hedgerow, above problem is made corresponding improved technical scheme and implemented, but in practice process, this patented technology scheme implement significant limitation, main manifestations is: 1, this technical scheme is owing to adopting synchronous diffluence motor, in the synchronous diffluence motor that type selecting adopts, the quantity of unit motor stack must be consistent with working hydraulic pressure motor quantity, and synchronous diffluence motor is along with the stack of unit motor wherein quantity is gained in weight and also greatly increased, the corresponding increase that causes whole installation weight, make this technical scheme in fact cannot implement to use in the mode of cantilever work.If 2 install synchronous diffluence motor separation from whole device separately, 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. owing to pruning assembly, be that clipping device is dumb by being rigidly connected with being connected of frame, sometimes also there will be and prune dead angle.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
Object of the present invention, on the existing technical scheme of the applicant basis, carries out creationary improvement again to 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 arranged in frame by rotary gemel and tool-post structure, described pruning assembly is one group or two groups, and each group is pruned between assembly and is provided with branch device, and described pruning assembly comprises that three are pruned unit, three are pruned unit is " one " font arrangement architecture, and each is pruned unit and is respectively equipped with cylinder blade; At described three, prune in unit, the center of the pruning unit in the middle of being placed in is provided with hydraulic motor, two groups of centers of pruning unit of the left and right sides are provided with passive swivel base separately, between each passive swivel base and hydraulic motor, be connected respectively by belt, described hydraulic motor adopts large rotating speed hydraulic motor.
In above-described pruning assembly, in the cutting direction between 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 revs/min～5000 revs/min.
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, operating efficiency is high.Owing to adopting the combination of pruning group to build the mode of clipping device, each pruning group only needs a hydraulic motor as power source, three of a fluid motor-driven is pruned 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.Meanwhile, because select the large rotating speed hydraulic motor of 2500 revs/min～5000 revs/min, cylinder blade, as pruning execution unit, is pruned efficiency and is improved a lot, and can well to diameter, at the thick branch bar below 30 millimeters, prune.
2. safe and reliable.Prune unit and adopt belt pulley, connector, cylinder blade and gland sequentially to install, by power source, directly drive work, simple and reliable.In pruning group structure, two passive swivel bases are arranged symmetrically in respectively hydraulic motor both sides, are yi word pattern arrangement between three.The tensile force size equidirectional due to both sides belt, hydraulic motor being applied is in theory contrary, and making the radial load that hydraulic motor output is subject to is zero, guarantees the safe handling of hydraulic motor.Meanwhile, package unit is without electrical equipment, in the wild still can fine operation under moist operating environment, can realize all weather operations.
3. pruning is effective, without pruning dead angle.Owing to pruning assembly, be by rotary gemel with being connected of frame, prune assembly and can be rotated according to the shape of lace in the process of work, pruning is produced a desired effect; In addition, because there is gap more or less in existing pruning mechanism between adjacent pruning unit, on the tool-post structure of the present invention's direction of advance in the middle of two pruning unit, be provided with branch device, the branch in direction of advance is divided and pushes both sides, effectively prevent from pruning the appearance at dead angle.In addition; in the relative cutting direction of whole pruning assembly; cylinder blade front end is towards having a down dip certain angle; after guaranteeing in the horizontal direction, protective cover lower limb is higher than cylinder blade front end; in the local fragmentation of the blade that effectively protects cylinder blade, can avoid because rear protective cover lower limb causes pruning stopping of rear branch lower than cylinder blade.
Accompanying drawing explanation
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 unit 12 on pruning assembly 4.
Fig. 5 respectively prunes the main TV structure simplified schematic diagram that branch device 9 is installed between 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 in figure:
Embodiment
As 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 arranged in 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 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, cylinder blade 7 outsides of pruning assembly 4 rear lowers are provided with protective cover 6.
As shown in Figure 1, the described relative cutting direction of pruning assembly 4, cylinder blade 7 front ends are 3 °～20 ° towards the angle having a down dip.
As 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 unit 12, belt pulley 11, connector 5, cylinder blade 7 and gland 8 from top to bottom order are installed, and by hydraulic motor 14, directly drive unit 12 work of pruning.
As shown in Figures 4 and 5, every group of three of pruning assembly 4, prune in unit 12, pruning unit 12 in the middle of being placed in is provided with hydraulic motor 14 in the heart, prune 12 center, unit passive transposase 11 3 is installed separately for two groups of the left and right sides, between each passive transposase 11 3 and hydraulic motor 14, be connected respectively by belt 10, it is large rotating speed hydraulic motors of 2500 revs/min～5000 revs/min that described hydraulic motor 14 adopts rotating speeds.During work, using single hydraulic motor 14 as power source, drive three pruning unit 12 to prune operation.
As shown in Figure 4, described single group is pruned in assembly 4, in the cutting direction between adjacent pruning unit 12, does not establish branch device 9, for simple lace, prunes.
As shown in Figure 5, described single group is pruned in assembly 4, and the cutting direction between adjacent pruning unit 12 is provided with branch device 9, for requiring to prune the lace higher assurance of quality or that branches and leaves are thicker, prunes.
As shown in Figure 6, described pruning assembly 4 is two groups, prunes assembly 4 for two groups and coordinates branch device 9 and protective cover 6 to form clipping device.Two groups of described pruning assemblies 4 are " one " font arrangement architectures along pruning front line direction, and between adjacent pruning unit 12, gap equates.Prune between assembly 4 for two groups and be equipped with branch device 9, between each adjacent pruning unit 12, be also provided with branch device 9, the branch in direction of advance is divided to 12 front portions, pruning unit that push both sides, 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 coordinates branch device 9 and protective cover 6 to form clipping device.Two groups of described pruning assemblies 4 are to be " V " font arrangement architecture along pruning front line direction, and between adjacent pruning unit 12, gap equates.In the situation that " V " font opening angle is suitable, only have two groups of pruning adjacent centres of assembly 4 to have gap, need in the direction of advance of two groups of pruning assembly 4 intermediate knife support bodys 3, a branch device 9 be installed.
Nanning freeway management place, in June, 2012, adopts hedge trimming device of the present invention to be arranged on special purpose vehicle, prunes assembly 4 for two groups and coordinates branch device 9 and protective cover 6 to form 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 on unit 12, is equipped with cylinder blade 7, 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 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 revs/min for every group.During work, using single hydraulic motor 14 as power source, drive three pruning unit 12 to prune operation, 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, in July, 2012, adopts hedge trimming device of the present invention to be arranged on special purpose vehicle, prunes assembly 4 for two groups and coordinates branch device 9 and protective cover 6 to form 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 on unit 12, is equipped with cylinder blade 7, the angle that described cylinder blade tilts is 20 °, two groups of described pruning assemblies 4 are " one " font arrangement architectures along pruning front line direction, prune between assembly 4 for two groups and be equipped with branch device 9, between each adjacent pruning unit 12, be also provided with branch device 9, the branch in direction of advance is divided to 12 front portions, pruning unit that push both sides.Prune assembly 4 to use rotating speeds are hydraulic motors 14 of 3000 revs/min 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.
Environmental sanitation place, Nanning district, in August, 2012, adopts hedge trimming device of the present invention to be arranged on special purpose vehicle, prunes assembly 4 for two groups and coordinates branch device 9 and protective cover 6 to form 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 on unit 12, is equipped with cylinder blade 7, the angle that described cylinder blade tilts is 3 °, two groups of described pruning assemblies 4 are " one " font arrangement architectures along pruning front line direction, prune between 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 revs/min for every group.During work, each group pruning assembly 4 is usingd single hydraulic motor 14 as power source, drive three pruning unit 12 to prune operation simultaneously, lace hedgerow to both sides, street is pruned, passed through bimestrial on probation, the pruning quality of lace hedgerow is good, and pruning efficiency is high, has obtained the praise of city office of spiritual civilization construction.
Certainly, above-mentioned explanation is not the restriction to invention, and the present invention is also not limited to above-mentioned giving an example, those skilled in the art, and 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 (2)
1. a hedge trimming device, comprise frame (1), tool-post structure (3) and prune assembly (4), it is characterized in that: described pruning assembly (4) is arranged in 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 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); At described three, prune in unit (12), the center of the pruning unit (12) in the middle of being placed in is provided with hydraulic motor (14), two groups of centers of pruning unit (12) of the left and right sides are provided with passive swivel base (13) separately, between each passive swivel base (13) and hydraulic motor (14), be connected respectively by belt (10), described hydraulic motor (14) adopts large rotating speed hydraulic motor;
In described pruning assembly (4), in the cutting direction between adjacent pruning unit (12), branch device (9) is installed;
The relative cutting direction of described cylinder blade (7) front end is towards having a down dip certain angle;
The angle that described cylinder blade (7) tilts is 3 °～20 °;
The rotating speed of described large rotating speed hydraulic motor (14) is 2500 revs/min～5000 revs/min.
2. according to the hedge trimming device described in claim l, it is characterized in that: prune assembly (4) and be " one " font arrangement architecture or be " V " font arrangement architecture along pruning front line direction for described two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210461211.6A CN102919063B (en) | 2012-11-16 | 2012-11-16 | Hedgerow pruning device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210461211.6A CN102919063B (en) | 2012-11-16 | 2012-11-16 | Hedgerow pruning device |
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| CN102919063A CN102919063A (en) | 2013-02-13 |
| CN102919063B true CN102919063B (en) | 2014-03-12 |
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Families Citing this family (5)
| 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 |
| CN108901320B (en) * | 2018-08-30 | 2020-04-24 | 江苏远平园林建设有限公司 | Vegetation trimming means suitable for municipal garden |
| CN109661893A (en) * | 2019-02-18 | 2019-04-23 | 江苏集萃道路工程技术与装备研究所有限公司 | A kind of automobile-used three axis hedge heart knife of afforestation |
| CN112449901B (en) * | 2020-11-25 | 2023-12-15 | 长沙中联重科环境产业有限公司 | Hedge trimming cutter head |
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|---|---|---|---|---|
| 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 | Armin 6530 Bingen 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 |
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2012
- 2012-11-16 CN CN201210461211.6A patent/CN102919063B/en active Active
Patent Citations (9)
| 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 | Armin 6530 Bingen 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 |
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