CN103046588A - Crowd shovel excavation mechanism for optimizing driving of bucket rod - Google Patents
Crowd shovel excavation mechanism for optimizing driving of bucket rod Download PDFInfo
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- CN103046588A CN103046588A CN2012105143977A CN201210514397A CN103046588A CN 103046588 A CN103046588 A CN 103046588A CN 2012105143977 A CN2012105143977 A CN 2012105143977A CN 201210514397 A CN201210514397 A CN 201210514397A CN 103046588 A CN103046588 A CN 103046588A
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Abstract
Disclosed is a crowd shovel excavation mechanism for optimizing driving of a bucket rod. A lower end of a movable arm is hinged with a rack, an upper end of the movable arm is hinged with one end of the bucket rod, the other end of the bucket rod is hinged with one position of a bucket, one end of a movable arm hydraulic cylinder is hinged with the rack, the other end of the movable arm hydraulic cylinder is hinged with the movable arm, a rocking bar is hinged with the bucket rod, one ends of a bucket rod hydraulic cylinder and a rack connecting rod are hinged with two sides of the rocking bar respectively, the other ends of the bucket rod hydraulic cylinder and the rack connecting rod are hinged with the rack respectively, one end of a bucket hydraulic cylinder is hinged with the middle of the rack connecting rod, and the other end of the bucket hydraulic cylinder is hinged with the other position of the bucket. The crowd shovel excavation mechanism for optimizing driving of the bucket rod has the advantages of being simple and compact in structure, good in bucket rod driving performance and controllability, high in stability and extremely wide in application prospect.
Description
Technical field the present invention relates to a kind of excavator, particularly a kind of Face-shovel Hydraulic Excavator structure.
The large-scale Face-shovel Hydraulic Excavator of background technology is the main tool of open coal mine digging, its excacation device is the main member of finishing the excavator various functions, yet at present the equipment of hydraulic face shovel excavator be confined to only two kinds of configurations, yet these two kinds of configurations all can not well be optimized dipper and drive.Chinese patent CN200920036561.1 relates to a kind of excavator boom, characteristics are that this dipper is comprised of matrix and mobile, adopt Split type structure, by certain connection configuration mobile can be moved according to excavating needs along matrix, adjust the total length of body, realize that a main frame finishes the work capacity of multiple host, reducing construction cost, avoid the overburden operation, prolong complete machine application life.But the structure of this patent dipper is comparatively complicated, and the dipper driveability is poor, and energy consumption is high.Chinese patent CN201120493022.8 relates to a kind of excavator boom, characteristics are that it comprises the dipper body, is arranged at rear body and is used for the rear support hinged with swing arm, is installed on the body side plate around the stiffener of rear support, the shovel hair oil cylinder supporting base that is installed on the bucket arm cylinder supporting base on the body rear end face and is installed on the rear body upper surface, this patent has been improved the structure of dipper, prolonged the application life of dipper, but same, the dipper complex structure, the dipper driveability is poor, and the problem that energy consumption is high still exists.Therefore, design a kind of simple and compact for structurely, it is necessary to optimize the forward shovel structure that dipper drives.
The forward shovel structure that the optimization dipper that summary of the invention the object of the present invention is to provide product structure variation, energy consumption is low, the power transmission is reasonable, working space large, be easy to control drives.Particular content of the present invention is as follows: swing arm lower end and frame are hinged, one end of the upper end of this swing arm and dipper is hinged, and a position of the other end of this dipper and scraper bowl is hinged, and rocking bar is hinged on the dipper middle part, dipper hydraulic cylinder, stand connecting rod and rocking bar interconnect, and concrete connected mode is as follows:
The first connected mode: an end of a pair of swing arm hydraulic cylinder is hinged with frame respectively, and the other end of this a pair of swing arm hydraulic cylinder is hinged with swing arm respectively; Rocking bar and dipper are hinged, one end of dipper hydraulic cylinder and stand connecting rod is hinged with the rocking bar both sides respectively, the other end of above-mentioned dipper hydraulic cylinder and above-mentioned stand connecting rod is hinged with frame respectively, one end of a pair of scraper bowl hydraulic cylinder is hinged with the middle part of above-mentioned stand connecting rod respectively, and another position of the other end of this a pair of scraper bowl hydraulic cylinder and scraper bowl is hinged.
The second connected mode: an end of a pair of swing arm hydraulic cylinder is hinged with frame respectively, and the other end of this a pair of swing arm hydraulic cylinder is hinged with swing arm respectively; One position of pair of frame connecting rod is hinged with frame respectively, one position of this pair of frame connecting rod is hinged with an end of rocking bar respectively, the other end of this rocking bar is hinged with the dipper middle part respectively, one end of a pair of dipper hydraulic cylinder is hinged with another position of above-mentioned stand connecting rod respectively, the other end of this dipper hydraulic cylinder is hinged with frame respectively, one end of a pair of scraper bowl hydraulic cylinder is hinged with a position of above-mentioned swing arm respectively, and another position of the other end of this a pair of scraper bowl hydraulic cylinder and scraper bowl is hinged.
The third connected mode: an end of a pair of swing arm hydraulic cylinder is hinged with frame respectively, and the other end of this a pair of swing arm hydraulic cylinder is hinged with swing arm respectively; Rocking bar and dipper are hinged, one end of dipper hydraulic cylinder and stand connecting rod is hinged with the rocking bar both sides respectively, the other end of above-mentioned dipper hydraulic cylinder and above-mentioned stand connecting rod is hinged with frame respectively, one end of a pair of scraper bowl hydraulic cylinder is hinged with another position of above-mentioned swing arm respectively, and another position of the other end of this a pair of scraper bowl hydraulic cylinder and scraper bowl is hinged.
The present invention has the following advantages compared with prior art:
(1) the dipper hydraulic cylinder drives dipper by driving four-bar mechanism, and in the identical situation of dipper hydraulic cylinder travel, dipper obtains larger corner and improved greatly the transmission performance of mechanism.
(2) simple in structure, the hydraulic cylinder coupling is little, is easy to control.
(3) compact conformation, each hydraulic cylinder works are easy to coordinate, and analysis of mechanism is simple.
Description of drawings
Fig. 1 is the embodiment of the invention 1 three-dimensional simplified schematic diagram.
Fig. 2 is the embodiment of the invention 2 three-dimensional simplified schematic diagram.
Fig. 3 is the embodiment of the invention 3 three-dimensional simplified schematic diagram.
The specific embodiment
Embodiment 1
In the three-dimensional simplified schematic diagram of the forward shovel structure that optimization dipper shown in Figure 1 drives, frame 1 is hinged by the lower end of hinge R1 and swing arm 2, the upper end of this swing arm 2 is hinged by an end of hinge R2 and dipper 3, and the other end of this dipper 3 is hinged by a position of hinge R3 and scraper bowl 4; The piston rod end of a pair of swing arm hydraulic cylinder 7 is hinged by hinge R7 and frame 1 respectively, and the cylinder sleeve end of this a pair of swing arm hydraulic cylinder 7 is hinged by hinge R8 and swing arm 2 respectively; A pair of rocking bar 5 is hinged on respectively the both sides at above-mentioned dipper 3 middle parts symmetrically by hinge R4, one end of a pair of dipper hydraulic cylinder 8 piston rod ends and stand connecting rod 6 is hinged by the both sides of hinge R10 and hinge R6 and above-mentioned rocking bar 5 respectively, it is hinged that the cylinder sleeve end of above-mentioned dipper hydraulic cylinder 8 and the other end of above-mentioned stand connecting rod 6 pass through respectively hinge R9 and hinge R5 and frame 1, the piston rod end of a pair of scraper bowl hydraulic cylinder 9 is hinged by hinge R11 and above-mentioned stand connecting rod 6 middle parts respectively, and the cylinder sleeve end of this a pair of scraper bowl hydraulic cylinder 9 is hinged by another position of hinge R12 and above-mentioned scraper bowl 4.
In the three-dimensional simplified schematic diagram of the forward shovel structure that optimization dipper shown in Figure 2 drives, frame 1 is hinged by the lower end of hinge R1 and swing arm 2, the upper end of this swing arm 2 is hinged by an end of hinge R2 and dipper 3, and the other end of this dipper 3 is hinged by a position of hinge R3 and scraper bowl 4; The piston rod end of a pair of swing arm hydraulic cylinder 7 is hinged by hinge R7 and frame 1 respectively, and the cylinder sleeve end of this a pair of swing arm hydraulic cylinder 7 is hinged by hinge R8 and swing arm 2 respectively; One end of pair of frame connecting rod 6 is hinged by hinge R5 and frame 1 respectively, the other end of this pair of frame connecting rod 6 is hinged by an end of hinge R6 and rocking bar 5 respectively, the other end of this rocking bar 5 is hinged by hinge R4 and dipper 3 middle parts respectively, the piston rod end of a pair of dipper hydraulic cylinder 8 is hinged by the middle part of hinge R10 and above-mentioned stand connecting rod 6 respectively, and the cylinder sleeve end of this a pair of dipper hydraulic cylinder 8 is hinged by hinge R9 and frame 1 respectively; The piston rod end of a pair of scraper bowl hydraulic cylinder 9 is hinged by another position of hinge R11 and above-mentioned swing arm 2 respectively, and the cylinder sleeve end of this a pair of scraper bowl hydraulic cylinder 9 is hinged by another position of hinge R12 and above-mentioned scraper bowl 4 respectively.
Embodiment 3
In the three-dimensional simplified schematic diagram of the forward shovel structure that optimization dipper shown in Figure 3 drives, frame 1 is hinged by the lower end of hinge R1 and swing arm 2, the upper end of this swing arm 2 is hinged by an end of hinge R2 and dipper 3, and the other end of this dipper 3 is hinged by a position of hinge R3 and scraper bowl 4; The cylinder sleeve end of a pair of swing arm hydraulic cylinder 7 is hinged by hinge R8 and swing arm 2 respectively, and the piston rod end of this a pair of swing arm hydraulic cylinder 7 is hinged by hinge R7 and frame 1 respectively; A pair of rocking bar 5 is hinged on respectively the both sides at above-mentioned dipper 3 middle parts symmetrically by hinge R4, the cylinder sleeve end of a pair of dipper hydraulic cylinder 8 and an end of stand connecting rod 6 are hinged by the both sides of hinge R10 and hinge R6 and above-mentioned rocking bar 5 respectively, it is hinged that the other end of the piston rod end of above-mentioned dipper hydraulic cylinder 8 and above-mentioned stand connecting rod 6 passes through respectively hinge R9 and hinge R5 and frame 1, the piston rod end of a pair of scraper bowl hydraulic cylinder 9 is hinged by another position of hinge R11 and above-mentioned swing arm 2 respectively, and the cylinder sleeve end of this a pair of scraper bowl hydraulic cylinder 9 is hinged by another position of hinge R12 and above-mentioned scraper bowl 4.
Claims (1)
1. optimize the forward shovel structure that dipper drives for one kind, its swing arm lower end and frame are hinged, one end of the upper end of this swing arm and dipper is hinged, one position of the other end of this dipper and scraper bowl is hinged, it is characterized in that: rocking bar is hinged on the dipper middle part, dipper hydraulic cylinder, stand connecting rod and rocking bar interconnect, and concrete connected mode is as follows:
The first connected mode: an end of a pair of swing arm hydraulic cylinder is hinged with frame respectively, and the other end of this a pair of swing arm hydraulic cylinder is hinged with swing arm respectively; Rocking bar and dipper are hinged, one end of dipper hydraulic cylinder and stand connecting rod is hinged with the rocking bar both sides respectively, the other end of above-mentioned dipper hydraulic cylinder and above-mentioned stand connecting rod is hinged with frame respectively, one end of a pair of scraper bowl hydraulic cylinder is hinged with the middle part of above-mentioned stand connecting rod respectively, and another position of the other end of this a pair of scraper bowl hydraulic cylinder and scraper bowl is hinged;
The second connected mode: an end of a pair of swing arm hydraulic cylinder is hinged with frame respectively, and the other end of this a pair of swing arm hydraulic cylinder is hinged with swing arm respectively; One position of pair of frame connecting rod is hinged with frame respectively, one position of this pair of frame connecting rod is hinged with an end of rocking bar respectively, the other end of this rocking bar is hinged with the dipper middle part respectively, one end of a pair of dipper hydraulic cylinder is hinged with another position of above-mentioned stand connecting rod respectively, the other end of this dipper hydraulic cylinder is hinged with frame respectively, one end of a pair of scraper bowl hydraulic cylinder is hinged with a position of above-mentioned swing arm respectively, and another position of the other end of this a pair of scraper bowl hydraulic cylinder and scraper bowl is hinged;
The third connected mode: an end of a pair of swing arm hydraulic cylinder is hinged with frame respectively, and the other end of this a pair of swing arm hydraulic cylinder is hinged with swing arm respectively; Rocking bar and dipper are hinged, one end of dipper hydraulic cylinder and stand connecting rod is hinged with the rocking bar both sides respectively, the other end of above-mentioned dipper hydraulic cylinder and above-mentioned stand connecting rod is hinged with frame respectively, one end of a pair of scraper bowl hydraulic cylinder is hinged with another position of above-mentioned swing arm respectively, and another position of the other end of this a pair of scraper bowl hydraulic cylinder and scraper bowl is hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210514397.7A CN103046588B (en) | 2012-12-05 | 2012-12-05 | Crowd shovel excavation mechanism for optimizing driving of bucket rod |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210514397.7A CN103046588B (en) | 2012-12-05 | 2012-12-05 | Crowd shovel excavation mechanism for optimizing driving of bucket rod |
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| CN103046588A true CN103046588A (en) | 2013-04-17 |
| CN103046588B CN103046588B (en) | 2015-01-07 |
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| CN201210514397.7A Expired - Fee Related CN103046588B (en) | 2012-12-05 | 2012-12-05 | Crowd shovel excavation mechanism for optimizing driving of bucket rod |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042238A (en) * | 2019-12-19 | 2020-04-21 | 中国地质大学（武汉） | Face shovel excavating mechanism capable of optimizing excavating force |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5811232A (en) * | 1981-07-10 | 1983-01-22 | Kobe Steel Ltd | Oil-pressure circuit for working machine |
| JPS5833648A (en) * | 1981-08-18 | 1983-02-26 | Hitachi Constr Mach Co Ltd | Oil-pressure circuit for loading shovel |
| CN102720229A (en) * | 2012-06-01 | 2012-10-10 | 燕山大学 | Motion redundancy face shovel excavating mechanism capable of optimizing lifting force |
| CN102720226A (en) * | 2012-06-01 | 2012-10-10 | 燕山大学 | Face shovel spadework device with movement redundancy |
-
2012
- 2012-12-05 CN CN201210514397.7A patent/CN103046588B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5811232A (en) * | 1981-07-10 | 1983-01-22 | Kobe Steel Ltd | Oil-pressure circuit for working machine |
| JPS5833648A (en) * | 1981-08-18 | 1983-02-26 | Hitachi Constr Mach Co Ltd | Oil-pressure circuit for loading shovel |
| CN102720229A (en) * | 2012-06-01 | 2012-10-10 | 燕山大学 | Motion redundancy face shovel excavating mechanism capable of optimizing lifting force |
| CN102720226A (en) * | 2012-06-01 | 2012-10-10 | 燕山大学 | Face shovel spadework device with movement redundancy |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042238A (en) * | 2019-12-19 | 2020-04-21 | 中国地质大学（武汉） | Face shovel excavating mechanism capable of optimizing excavating force |
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| CN103046588B (en) | 2015-01-07 |
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