CN111295959A - External strong-pressure horizontal cylinder lifter for tractor - Google Patents
External strong-pressure horizontal cylinder lifter for tractor Download PDFInfo
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- CN111295959A CN111295959A CN202010176848.5A CN202010176848A CN111295959A CN 111295959 A CN111295959 A CN 111295959A CN 202010176848 A CN202010176848 A CN 202010176848A CN 111295959 A CN111295959 A CN 111295959A
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- gear
- lifter
- movable plate
- plate
- horizontal cylinder
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
- A01B63/102—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means characterised by the location of the mounting on the tractor, e.g. on the rear part
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The utility model provides an external strong pressure horizontal cylinder lifting mechanism for tractor, includes the lifting mechanism shell, the lower extreme of the bottom fixed connection double-acting hydraulic cylinder of lifting mechanism shell, the bottom side of the upper end fixed connection backup pad of double-acting hydraulic cylinder, the movable plate that the front side movable mounting of backup pad only can remove about, the front side fixed mounting of movable plate is listed as the several short rack, is equipped with the long rack with movable plate fixed connection between the short rack. The lifting arm can simultaneously perform reverse swinging back in the process of swinging upwards and downwards, so that the farm tool connected with the lifting arm can vibrate up and down in the lifting process, the soil is impacted by utilizing the vibration force, the farm tool is conveniently inserted into the soil, or the soil adhered to the farm tool is shaken off by utilizing the vibration force, the farm tool is conveniently pulled out of the soil, the farm tool can be directly lifted according to needs, the market demand can be met, and the lifting arm is suitable for popularization.
Description
Technical Field
The invention belongs to the field of lifters, and particularly relates to an external strong-pressure horizontal cylinder lifter for a tractor.
Background
When the tractor is in use, the farm tool pulled behind the tractor needs to be lifted or lowered by the lifter so as to ensure that the farm tool is lifted or lowered
The farm tool is used for operation; the existing lifter only can enable farm implements to ascend and descend at a constant speed, so that driving force required when the farm implements are pulled out and inserted into soil is large, energy consumption is high, rigidity requirements on the farm implements are high, actual requirements cannot be met, and the external forced pressure horizontal cylinder lifter for the tractor is invented.
Disclosure of Invention
The invention provides an external strong pressure horizontal cylinder lifter for a tractor, which is used for solving the defects in the prior art.
The invention is realized by the following technical scheme:
an external forced-compression horizontal cylinder lifter for a tractor comprises a lifter shell, wherein the bottom of the lifter shell is fixedly connected with the lower end of a double-acting hydraulic cylinder, the upper end of the double-acting hydraulic cylinder is fixedly connected with the bottom side of a supporting plate, a movable plate which can only move leftwards and rightwards is movably installed on the front side of the supporting plate, two rows of short racks are fixedly installed on the front side of the movable plate, long racks fixedly connected with the movable plate are arranged between the short racks, a transverse shaft rotatably connected with the lifter shell is arranged on the front side above the movable plate, a first coaxial gear is fixedly installed on the left side of the periphery of the transverse shaft, a second coaxial gear is fixedly installed on the right side of the periphery of the transverse shaft, a third gear is arranged on the bottom side of the first gear in a meshing and matching manner, the third gear is rotatably connected with the inner wall of the lifter shell, the second gear and the third gear can be respectively, the upper part of the lifter shell is provided with left-right symmetrical and coaxial preformed holes, the preformed holes are internally and rotatably provided with the same rotating shaft, two ends of the rotating shaft are respectively positioned outside the lifter shell and fixedly provided with a lifting arm, and the rotating shaft is in transmission connection with the transverse shaft; a strip-shaped through groove is formed in one side of the lifter shell, and an adjusting device capable of adjusting the moving plate leftwards and rightwards is movably mounted in the strip-shaped through groove.
The external forced pressure horizontal cylinder lifter for the tractor comprises a horizontal shaft, wherein two ends of the horizontal shaft are fixedly connected with the inner ends of coaxial worms respectively, the outer ends of the worms are connected with inner wall bearings of a lifter shell respectively, vertical shafts rotatably connected with the lifter shell are arranged above the front sides of the worms respectively, worm wheels are fixedly mounted at the lower ends of the vertical shafts respectively, the worm wheels are meshed with the corresponding worms respectively, first helical gears are fixedly mounted at the upper ends of the vertical shafts respectively, second helical gears are fixedly mounted on the left side and the right side of the periphery of a rotating shaft respectively, and the first helical gears are meshed with the corresponding second helical gears respectively.
As above, the tractor is with external strong pressure horizontal cylinder lifting mechanism, adjusting device include with backup pad fixed connection's riser, the screw thread through-hole is seted up to one side of riser, screw thread through-hole internal thread installation lead screw, the left end of lead screw is connected with the right side bearing of movable plate, the right-hand member of lead screw passes the bar spout and is located the external fixed mounting hand wheel of lifting mechanism casing.
According to the external forced pressure horizontal cylinder lifter for the tractor, the jacks are respectively formed in the right side of the hand wheel and the right side of the vertical plate, the same inserted rod is movably installed in the jacks, and the inserted rod and the hand wheel are fixedly connected through the spring sleeved on the periphery of the inserted rod.
As above, the external forced pressure horizontal cylinder lifter for the tractor is characterized in that a strip-shaped sliding groove is formed in the front side of a supporting plate, a sliding block capable of sliding left and right is movably mounted in the strip-shaped sliding groove, the front side of the sliding block is fixedly connected with the rear side of a moving plate, and the right side of the moving plate is in sliding contact with and matched with the front side of the supporting plate.
According to the external strong-pressure horizontal cylinder lifter for the tractor, the rear side of the supporting plate is in sliding contact fit with the inner wall of the rear side of the lifter shell.
The invention has the advantages that: the lifting arm can simultaneously perform reverse swinging back in the process of swinging upwards and downwards, so that the farm tool connected with the lifting arm can vibrate up and down in the lifting process, the soil is impacted by utilizing the vibration force, the farm tool is conveniently inserted into the soil, or the soil adhered to the farm tool is shaken off by utilizing the vibration force, the farm tool is conveniently pulled out of the soil, the farm tool can be directly lifted according to needs, the market demand can be met, and the lifting arm is suitable for popularization. When the double-acting hydraulic cylinder is used, the supporting plate is driven to move up and down through the double-acting hydraulic cylinder, the supporting plate drives the moving plate to move up and down, and the moving plate drives the short rack and the long rack to move up and down; when the movable plate moves upwards, the uppermost short rack on the left side is meshed and matched with the third gear, the movable plate moves upwards along with the movable plate, the short rack drives the third gear to rotate, the third gear drives the first gear and the transverse shaft to rotate in the forward direction, the transverse shaft drives the rotating shaft and the lifting arm to rotate in the forward direction until the uppermost short rack on the left side is separated from the third gear, the uppermost short rack on the right side is meshed and matched with the second gear, the upper end of the lifting arm rotates backwards by two angles at the moment, the movable plate continues to move upwards along with the movable plate, the second gear and the transverse shaft rotate in the reverse direction, the transverse shaft drives the rotating shaft and the lifting arm to rotate in the reverse direction until the uppermost short rack on the right side is separated from the second gear, the second short rack above the left side is meshed and matched with the third gear, the upper end of the lifting arm rotates forwards by an angle at the moment, the movable plate moves upwards along with the movable plate, and the third gear, the upper end of the lifting arm continuously rotates backwards by two angles and forwards by one angle to alternate with each other, so that the lifting arm rotates backwards in the front-back swinging process, further the farm tool connected with the lifting arm can vibrate, and the soil is impacted by utilizing the vibration force, so that the farm tool can be conveniently inserted into the soil; on the contrary, when the moving plate moves downwards, the lifting arm rotates forwards in the front-back swinging process, and the soil adhered to the farm tool is shaken off by using the shaking force, so that the farm tool is conveniently pulled out of the soil; when the lifting arm directly rotates forwards and backwards, the moving plate moves rightwards along the supporting plate by using the adjusting device, the third gear and the second gear are respectively staggered with the corresponding short racks, the long rack can be meshed and matched with the fourth gear, and when the moving plate moves upwards and downwards, the long rack drives the fourth gear and the cross shaft to rotate, so that the lifting arm directly moves forwards and backwards, and the farm tool is assembled quickly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; fig. 3 is a partial enlarged view of ii of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An external forced-compression horizontal cylinder lifter for a tractor comprises a lifter shell 1, wherein the bottom of the lifter shell 1 is fixedly connected with the lower end of a double-acting hydraulic cylinder 2, the upper end of the double-acting hydraulic cylinder 2 is fixedly connected with the bottom side of a supporting plate 3, a movable mounting plate 4 which can only move left and right is movably mounted on the front side of the supporting plate 3, two rows of short racks 5 are fixedly mounted on the front side of the movable mounting plate 4, a long rack 6 fixedly connected with the movable mounting plate 4 is arranged between the short racks 5, a transverse shaft 7 rotatably connected with a lifter shell 1 is arranged on the front side above the movable mounting plate 4, a first gear 8 which is coaxial with the left side of the periphery of the transverse shaft 7, a second gear 9 which is coaxial with the right side of the periphery of the transverse shaft 7 is fixedly mounted, a third gear 10 is arranged on the bottom side of the first gear 8 in a meshing fit mode, the gear ratio of the first gear 8 to the second gear 9, the third gear 10 is rotatably connected with the inner wall of the lifter shell 1, the second gear 9 and the third gear 10 can be respectively meshed with the corresponding short rack 5, a coaxial fourth gear 11 is fixedly installed in the middle of the periphery of the cross shaft 7, the gear ratio of the fourth gear 11 to the third gear 10 is two to one, left and right symmetrical and coaxial preformed holes 12 are formed in the upper portion of the lifter shell 1, the same rotating shaft 13 is rotatably installed in the preformed holes 12, two ends of the rotating shaft 13 are respectively located outside the lifter shell 1 and fixedly provided with lifting arms 14, and the rotating shaft 13 is in transmission connection with the cross shaft 7; a strip-shaped through groove 15 is formed in one side of the lifter shell 1, and an adjusting device capable of adjusting the moving plate 4 leftwards and rightwards is movably mounted in the strip-shaped through groove 15. The lifting arm can simultaneously perform reverse swinging back in the process of swinging upwards and downwards, so that the farm tool connected with the lifting arm can vibrate up and down in the lifting process, the soil is impacted by utilizing the vibration force, the farm tool is conveniently inserted into the soil, or the soil adhered to the farm tool is shaken off by utilizing the vibration force, the farm tool is conveniently pulled out of the soil, the farm tool can be directly lifted according to needs, the market demand can be met, and the lifting arm is suitable for popularization. When the device is used, the double-acting hydraulic cylinder 2 drives the supporting plate 3 to move up and down, the supporting plate 3 drives the moving plate 4 to move up and down, and the moving plate 4 drives the short rack 5 and the long rack 6 to move up and down; when the moving plate 4 moves upwards, the uppermost short rack 5 on the left side is meshed and matched with the third gear 10, the short rack 5 drives the third gear 10 to rotate along with the upward movement of the moving plate 4, the third gear 10 drives the first gear 8 and the transverse shaft 7 to rotate forwards, the transverse shaft 7 drives the rotating shaft 13 and the lifting arm 14 to rotate forwards until the uppermost short rack 5 on the left side is separated from the third gear 10, the uppermost short rack 5 on the right side is meshed and matched with the second gear 9, at the moment, the upper end of the lifting arm 14 rotates backwards by two angles, the moving plate continues to move upwards, the uppermost short rack 5 on the right side drives the second gear 9 and the transverse shaft 7 to rotate reversely, the transverse shaft 7 drives the rotating shaft 13 and the lifting arm 14 to rotate reversely, until the uppermost short rack 5 on the right side is separated from the second gear 9, the second short rack 5 above the left side is meshed and matched with the third gear 10, at the moment, the upper end of the lifting arm 14 rotates forwards by one angle, with the continuous upward movement of the moving plate 4, the third gear 10 and the second gear 9 are alternately engaged with the corresponding short rack 5, so that the upper end of the lifting arm 14 continuously rotates backwards for two angles and forwards for one angle, and the lifting arm 14 rotates backwards in the front-back swinging process, further the farm tool connected with the lifting arm 14 can vibrate, and the soil is impacted by the vibration force, so that the farm tool can be conveniently inserted into the soil; on the contrary, when the moving plate 4 moves downwards, the lifting arm 14 rotates forwards in the front-back swinging process, and the soil adhered to the agricultural implement is shaken off by using the shaking force, so that the agricultural implement is conveniently pulled out of the soil; when the lifting arm 14 needs to directly rotate forwards and backwards, the moving plate 4 moves rightwards along the supporting plate 3 by using the adjusting device, the third gear 10 and the second gear 9 are respectively staggered with the corresponding short gear 5, the long gear 6 can be meshed and matched with the fourth gear 11, and when the moving plate 4 moves upwards and downwards, the long gear 6 drives the fourth gear 11 and the cross shaft 7 to rotate, so that the lifting arm 14 directly moves forwards and backwards, and the farm tool is assembled quickly.
Specifically, as shown in the drawing, two ends of the transverse shaft 7 in the embodiment are respectively fixedly connected to inner ends of coaxial worms 20, outer ends of the worms 20 are respectively connected to inner wall bearings of the hoist housing 1, vertical shafts 21 rotatably connected to the hoist housing 1 are respectively disposed above front sides of the worms 20, worm wheels 22 are respectively fixedly mounted at lower ends of the vertical shafts 21, the worm wheels 22 are respectively engaged with the corresponding worms 20, first helical gears 23 are respectively fixedly mounted at upper ends of the vertical shafts 21, second helical gears 24 are respectively fixedly mounted at left and right sides of the outer periphery of the rotating shaft 13, and the first helical gears 23 are respectively engaged with the corresponding second helical gears 24. The horizontal shaft 7 drives the worm 20 to rotate when rotating, the worm 20 drives the corresponding vertical shaft 21 to rotate through the worm wheel 22, the vertical shaft 21 drives the rotating shaft 13 to rotate through the first bevel gear 23 and the second bevel gear 24, so that the horizontal shaft 7 is in transmission connection with the rotating shaft 13, the horizontal shaft 7 drives the rotating shaft 13 to rotate, the self-locking formed between the worm 20 and the worm wheel 22 is utilized, the rotating shaft 13 can be prevented from rotating automatically, and the upper end of the lifting arm 14 is prevented from swinging.
Specifically, as shown in the figure, the adjusting device described in this embodiment includes a vertical plate 30 fixedly connected to the support plate 3, a threaded through hole 31 is formed in one side of the vertical plate 30, a screw rod 32 is installed in the threaded through hole 31, the left end of the screw rod 32 is connected to a right side bearing of the moving plate 4, and the right end of the screw rod 32 passes through the strip-shaped chute 15 and is located on a hand wheel 33 fixedly installed outside the hoist housing 1. The screw rod 32 is rotated through the hand wheel 16, the screw rod 32 moves left and right in the threaded through hole 31, and the screw rod 32 drives the moving plate 4 to move left and right, so that the moving plate 4 is adjusted left and right.
Further, as shown in the drawings, the right side of the hand wheel 33 and the right side of the vertical plate 30 in this embodiment are respectively provided with an insertion hole 40, the same insertion rod 41 is movably installed in the insertion hole 40, and the insertion rod 41 and the hand wheel 33 are fixedly connected through a spring 42 sleeved on the periphery of the insertion rod 41. When the inserted bar 41 is simultaneously positioned in the two insertion holes 40, the screw rod 32 can be prevented from moving left and right due to vibration, so that the moving plate 4 is prevented from moving left and right due to vibration dislocation, and when the support plate 3 moves up and down, the inserted bar 41 and the screw rod 32 respectively move up and down along the strip-shaped through groove 15.
Furthermore, as shown in the figure, a strip-shaped sliding groove 50 is formed in the front side of the supporting plate 3 in the embodiment, a sliding block 51 capable of sliding only left and right is movably installed in the strip-shaped sliding groove 50, the front side of the sliding block 51 is fixedly connected with the rear side of the moving plate 4, and the right side of the moving plate 4 is in sliding contact with and matched with the front side of the supporting plate 3. When the moving plate 4 moves left and right, the sliding block 51 is driven to move left and right along the strip-shaped sliding groove 50, so that the moving plate 4 can only move left and right relative to the supporting plate 3.
Further, as shown in the drawing, the rear side of the support plate 3 according to the present embodiment is fitted in sliding contact with the inner wall of the rear side of the hoist housing 1. When the supporting plate 3 moves up and down, the rear side of the supporting plate 3 is in sliding contact with the inner wall of the rear side of the lifter shell 1, and the moving stability of the supporting plate 3 is improved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a tractor is with external strong pressure horizontal cylinder lifting mechanism which characterized in that: comprises a lifter shell (1), the bottom of the lifter shell (1) is fixedly connected with the lower end of a double-acting hydraulic cylinder (2), the upper end of the double-acting hydraulic cylinder (2) is fixedly connected with the bottom side of a supporting plate (3), a movable plate (4) which can only move left and right is movably installed at the front side of the supporting plate (3), two rows of a plurality of short racks (5) are fixedly installed at the front side of the movable plate (4), a long rack (6) fixedly connected with the movable plate (4) is arranged between the short racks (5), a transverse shaft (7) rotatably connected with the lifter shell (1) is arranged at the front side above the movable plate (4), a first gear (8) which is coaxial with the left side of the periphery of the transverse shaft (7) is fixedly installed, a second gear (9) which is coaxial with the right side of the periphery of the transverse shaft (7) is fixedly installed, a third gear (10) is arranged at the bottom side of the first gear (8), the second gear (9) and the third gear (10) can be respectively meshed with the corresponding short racks (5) in a matched mode, a coaxial fourth gear (11) is fixedly installed in the middle of the periphery of the transverse shaft (7), left-right symmetrical and coaxial preformed holes (12) are formed in the upper portion of the lifter shell (1), the same rotating shaft (13) is rotatably installed in the preformed holes (12), two ends of the rotating shaft (13) are respectively located outside the lifter shell (1) and fixedly provided with lifting arms (14), and the rotating shaft (13) is in transmission connection with the transverse shaft (7); one side of the lifter shell (1) is provided with a strip-shaped through groove (15), and an adjusting device capable of adjusting the moving plate (4) leftwards and rightwards is movably arranged in the strip-shaped through groove (15).
2. The external forced-pressure horizontal cylinder lifter for the tractor according to claim 1, wherein: the two ends of the transverse shaft (7) are fixedly connected with the inner ends of coaxial worms (20) respectively, the outer ends of the worms (20) are connected with the inner wall of a lifter shell (1) in a bearing mode respectively, vertical shafts (21) rotatably connected with the lifter shell (1) are arranged above the front sides of the worms (20), worm wheels (22) are fixedly installed at the lower ends of the vertical shafts (21) respectively, the worm wheels (22) are meshed with the corresponding worms (20) respectively, first helical gears (23) are fixedly installed at the upper ends of the vertical shafts (21) respectively, second helical gears (24) are fixedly installed on the left side and the right side of the periphery of the rotating shaft (13) respectively, and the first helical gears (23) are meshed with the corresponding second helical gears (24) respectively.
3. The external forced-pressure horizontal cylinder lifter for the tractor according to claim 1, wherein: the adjusting device comprises a vertical plate (30) fixedly connected with the supporting plate (3), a threaded through hole (31) is formed in one side of the vertical plate (30), a lead screw (32) is installed in the threaded through hole (31) in a threaded mode, the left end of the lead screw (32) is connected with a right side bearing of the moving plate (4), and the right end of the lead screw (32) penetrates through the strip-shaped sliding groove (15) and is located on a hand wheel (33) fixedly installed outside the lifter shell (1).
4. The external forced pressure horizontal cylinder lifter for the tractor according to claim 3, characterized in that: the right side of the hand wheel (33) and the right side of the vertical plate (30) are respectively provided with an insertion hole (40), the same insertion rod (41) is movably arranged in the insertion hole (40), and the insertion rod (41) and the hand wheel (33) are fixedly connected through a spring (42) sleeved on the periphery of the insertion rod (41).
5. The external forced-pressure horizontal cylinder lifter for the tractor according to claim 1, wherein: the front side of backup pad (3) open and establish bar spout (50), movable mounting is only can the horizontal slip slider (51) in bar spout (50), the rear side of the front side fixed connection movable plate (4) of slider (51), the right side of movable plate (4) and the front side sliding contact cooperation of backup pad (3).
6. The external forced-pressure horizontal cylinder lifter for the tractor according to claim 1, wherein: the rear side of the supporting plate (3) is in sliding contact fit with the inner wall of the rear side of the lifter shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010176848.5A CN111295959B (en) | 2020-03-13 | 2020-03-13 | External strong-pressure horizontal cylinder lifter for tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010176848.5A CN111295959B (en) | 2020-03-13 | 2020-03-13 | External strong-pressure horizontal cylinder lifter for tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111295959A true CN111295959A (en) | 2020-06-19 |
| CN111295959B CN111295959B (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010176848.5A Active CN111295959B (en) | 2020-03-13 | 2020-03-13 | External strong-pressure horizontal cylinder lifter for tractor |
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| Country | Link |
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| CN (1) | CN111295959B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247796A (en) * | 2021-04-08 | 2021-08-13 | 山东弘宇农机股份有限公司 | Lifter for tractor |
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| CN113247796A (en) * | 2021-04-08 | 2021-08-13 | 山东弘宇农机股份有限公司 | Lifter for tractor |
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