CN204180491U - A kind of mini-size tillage machine crank block type lifting device of agricultural machine - Google Patents
A kind of mini-size tillage machine crank block type lifting device of agricultural machine Download PDFInfo
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- CN204180491U CN204180491U CN201420582964.7U CN201420582964U CN204180491U CN 204180491 U CN204180491 U CN 204180491U CN 201420582964 U CN201420582964 U CN 201420582964U CN 204180491 U CN204180491 U CN 204180491U
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- farm machinery
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- size tillage
- tillage machine
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Abstract
A kind of mini-size tillage machine crank block type lifting device of agricultural machine, comprise farm machinery, frame and the lever dolly be arranged in frame and rob support, farm machinery one end is hinged in frame, and farm machinery are provided with the connecting rod for connecting hoisting mechanism; Hoisting mechanism comprises lift lever and V-type pull bar, V-type pull bar is made up of the bar I and bar II intersecting setting, bar I is connected with connecting rod, bar II offers a chute, one end of lift lever is fixedly connected with a rotating shaft be arranged on lever dolly, this rotating shaft is also fixed with a cranked rod, the end of cranked rod is provided with a slide block, slide block is arranged in chute, and can when lift lever rotates by the interlock of cranked rod and V-type pull bar to the lifting of farm machinery with unload the degree of depth and regulate.The utility model achieves the suspension arrangements of multiple different farm machinery on mini-size tillage machine, the free portable of farm machinery promotes and effective control of tilling depth, reduces labour intensity, improves farming efficiency.
Description
Technical field
The utility model relates to agricultural machinery equipment technical field, specifically a kind of mini-size tillage machine crank block type lifting device of agricultural machine.
Background technology
Mini-size tillage machine has structure simply, easy to operate advantage due to it, and at China's wide geographic area, particularly find broad application in southwest and some knobs.But because mini-size tillage machine volume structure is little, its space that can arrange is also less, causes a lot of common farm machinery, such as, the hydraulic lifting apparatus on common farm machinery directly can not be arranged and utilize at mini-size tillage machine.Which results in some aspects, the operation convenience of mini-size tillage machine reduces greatly, limits the scope of application of itself.More particularly have requirement miniature rotary cultivator to tilling depth, in order to meet its requirement to the rotary tillage degree of depth, many producers mini-size tillage machine do heavier, rely on the gravity of mini-size tillage machine self to meet the requirement of tilling depth; Now commercially directly two of mini-size tillage machine road wheels are directly removed in addition, walking axle fills the rotary tilling-type mini-size tillage machine of rotary tillage machine, although this way meets the requirement of tilling depth, but in the process of farming, due to the reason such as to be uneven on ground, need adjustment rotovator being carried out to tilling depth.And, when cultivating the two ends of ploughing, owing to there is no the support of road wheel, rotary tillage machine cannot promote, and steering operation is inconvenient, needs people for lifting, waste time and energy, and this mini-size tillage machine can only configure a kind of single farm machinery, and function is comparatively single, can not meet the job requirements of agricultural diversification.Meanwhile, because mini-size tillage machine operationally supports by rotary tillage machine below, the circumnutation of rotovator can cause the and then vibration of whole machine, easily makes operator produce sense of fatigue.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of novel mini-size tillage machine crank block type lifting device of agricultural machine, realize the suspension arrangements of multiple different farm machinery on mini-size tillage machine, the free portable lifting of farm machinery and effective control of tilling depth, and then reduction labour intensity, improve farming efficiency.
The utility model is for solving the problems of the technologies described above, the technical scheme adopted is: a kind of mini-size tillage machine crank block type lifting device of agricultural machine, comprise farm machinery, frame and the lever dolly be arranged in frame and rob support, one end of described farm machinery is hinged in frame, farm machinery is also provided with one for connecting the connecting rod of hoisting mechanism;
Described hoisting mechanism comprises a lift lever and a V-type pull bar, described V-type pull bar is made up of the bar I and bar II intersecting setting, the intersection of bar I and bar II is hinged on rob support, and the end of bar I is connected with the connecting rod on farm machinery, bar II offers along its length a chute, one end of described lift lever is fixedly connected with a rotating shaft be arranged on lever dolly, this rotating shaft is also fixedly installed a cranked rod, the end of described cranked rod is fixedly installed a slide block, this slide block is arranged in chute that bar II is offered, and can when lift lever rotates by the interlock of cranked rod and V-type pull bar to the lifting of farm machinery with unload the degree of depth and regulate.
Multiple ball is provided with in the chute of described bar II.
Beneficial effect:
1, because crank block type mechanism exists extreme position in the process of slide block movement, and V-arrangement pull bar is less than angle of friction, so slide block can be in self-locking state at any time to the total force of cranked rod and both angles of contact surface normal.Therefore this device effectively can be controlled tilling depth by the assurance of slide position, and device itself controls tilling depth, rapid operation, good practical effect without the need to relying on the own wt increasing rotary tillage farm machinery.
2, the utility model expands the function of mini-size tillage machine, as long as farm machinery there are suitable suspension arrangement just can be used for mounting other farm machinery and the adjustment completing the lifting to farm machinery.
3, the slider-crank mechanism that the utility model adopts belongs to common mechanism, and its structure is simple, low cost of manufacture, without the need to adopting complicated technique in process.
4, this apparatus structure is simple, reasonable in design, easy to operate, and user advances at control mini-size tillage machine and while turning to, can handle the lifting of these farm machinery easily and unload, and contributes to reducing labour intensity, enhances productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Graphical indicia: 1, farm machinery, 101, connecting rod, 2, V-type pull bar, 201, bar I, 202, bar II, 3, cranked rod, 4, lift lever, 5, lever dolly, 6, rob support, 7, frame, 8, chute.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail:
A kind of mini-size tillage machine crank block type lifting device of agricultural machine, comprise farm machinery 1, frame 7 and the lever dolly 5 be arranged in frame 7 and rob support 6, one end of described farm machinery 1 is hinged in frame 7, farm machinery 1 is also provided with one for connecting the connecting rod 101 driving its hoisting mechanism promoted;
Described hoisting mechanism comprises a lift lever 4 and a V-type pull bar 2, described V-type pull bar 2 is made up of the bar I 201 of crossing setting and bar II 202, the intersection of bar I 201 and bar II 202 is hinged to be arranged on rob support 6, and the end of bar I 201 is connected with the connecting rod 101 on farm machinery 1, bar II 202 offers a chute 8 on along its length, multiple ball is provided with in this chute 8, described lift lever 4 is arranged in lever dolly 5 by an axis of rotation, this rotating shaft is also fixedly installed a cranked rod 3, and the rotation of lift lever 4 can drive the cranked rod 3 coaxial with it to move up and down, the end of described cranked rod 3 is also fixedly installed a slide block, this slide block is arranged in chute 8 that bar II 202 is offered, and can under the rotary action of lift lever 4 by the interlock of cranked rod 3 and V-type pull bar 2 to the lifting of farm machinery 1 with unload the degree of depth and regulate.
A kind of mini-size tillage machine crank block type lifting device of agricultural machine designed by the utility model is in concrete use procedure: when farm machinery are in running order, operating personnel can press down and rotate and upgrade lever, lift lever drives coaxial cranked rod to rotate, and then impel in the chute of the slide block of cranked rod end on V-type pull bar and move down, after the tilling depth farm machinery that mini-size tillage machine connects being depressed into regulation, now, the slide block of cranked rod arrives the lowermost end of V-arrangement pull bar chute, V-arrangement pull bar is less than angle of friction to the total force of cranked rod and both angles of contact surface normal, so now, mechanism is in self-locking state.
When farm machinery run in the course of the work rugged ground need to regulate farm machinery time, operating personnel only need a hand to rotate up lifting lift lever, and slide block moves upward immediately in chute, then complete and regulate the tilling depth of rotary tillage farm machinery.When the two ends that arrival is ploughed need turn to, operating personnel only need carry to peak lift lever, namely complete lifting.Completing after turning to work again to pressing down lift lever to minimum point, namely getting back to required tilling depth operating position.Device entirety not only can promote rotary tillage machine, control tilling depth, also reduces the labour intensity of operating personnel, expands the function of mini-size tillage machine.As long as namely farm machinery there are suitable suspension arrangement just can be used for mounting other farm machinery and the adjustment completing the lifting to farm machinery.The slider-crank mechanism that it adopts belongs to conventional mechanism, and structure is simple, low cost of manufacture.Tilling depth is controlled without the need to increasing the own wt of rotovator, practical and convenient.
Claims (2)
1. a mini-size tillage machine crank block type lifting device of agricultural machine, comprise farm machinery (1), frame (7) and the lever dolly (5) be arranged in frame (7) and rob support (6), it is characterized in that: one end of described farm machinery (1) is hinged in frame (7), farm machinery (1) being also provided with one for connecting the connecting rod (101) of hoisting mechanism;
Described hoisting mechanism comprises a lift lever (4) and a V-type pull bar (2), described V-type pull bar (2) is made up of the bar I (201) of crossing setting and bar II (202), the intersection of bar I (201) and bar II (202) is hinged on rob support (6), and the end of bar I (201) is connected with the connecting rod (101) on farm machinery (1), bar II (202) offers along its length a chute (8), one end of described lift lever (4) is fixedly connected with a rotating shaft be arranged on lever dolly (5), this rotating shaft is also fixedly installed a cranked rod (3), the end of described cranked rod (3) is fixedly installed a slide block, this slide block is arranged in chute (8) that bar II (202) is offered, and can when lift lever (4) rotates by the interlock of cranked rod (3) and V-type pull bar (2) to the lifting of farm machinery (1) with unload the degree of depth and regulate.
2. a kind of mini-size tillage machine crank block type lifting device of agricultural machine according to claim 1, is characterized in that: be provided with multiple ball in the chute (8) of described bar II (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420582964.7U CN204180491U (en) | 2014-10-10 | 2014-10-10 | A kind of mini-size tillage machine crank block type lifting device of agricultural machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420582964.7U CN204180491U (en) | 2014-10-10 | 2014-10-10 | A kind of mini-size tillage machine crank block type lifting device of agricultural machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204180491U true CN204180491U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420582964.7U Expired - Fee Related CN204180491U (en) | 2014-10-10 | 2014-10-10 | A kind of mini-size tillage machine crank block type lifting device of agricultural machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204180491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104303634A (en) * | 2014-10-10 | 2015-01-28 | 河南科技大学 | Crank slider farm machine lifting device for mini-tiller |
-
2014
- 2014-10-10 CN CN201420582964.7U patent/CN204180491U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104303634A (en) * | 2014-10-10 | 2015-01-28 | 河南科技大学 | Crank slider farm machine lifting device for mini-tiller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20151010 |
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| EXPY | Termination of patent right or utility model |