CN114043965A - Agricultural is ploughed and is broadcast with seeding machinery - Google Patents
Agricultural is ploughed and is broadcast with seeding machinery Download PDFInfo
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- CN114043965A CN114043965A CN202111237724.4A CN202111237724A CN114043965A CN 114043965 A CN114043965 A CN 114043965A CN 202111237724 A CN202111237724 A CN 202111237724A CN 114043965 A CN114043965 A CN 114043965A
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- mud
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- 238000010899 nucleation Methods 0.000 title description 9
- 238000009331 sowing Methods 0.000 claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 16
- 230000033001 locomotion Effects 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000003971 tillage Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 230000005012 migration Effects 0.000 claims description 2
- 238000013508 migration Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 8
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 241001553178 Arachis glabrata Species 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/62—Other vehicle fittings for cleaning
- B60S1/66—Other vehicle fittings for cleaning for cleaning vehicle exterior
- B60S1/68—Other vehicle fittings for cleaning for cleaning vehicle exterior for freeing wheels or tyres from foreign matter, e.g. wheel scrapers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
Abstract
The invention discloses a sowing machine for agricultural sowing in the technical field of agricultural sowing, which comprises a machine body frame, wherein the machine body frame comprises a core shaft, which penetrates through the interior of the machine body frame and is rotationally connected with the machine body frame, a transmission chain which is rotationally connected with the core shaft, and a linkage chain wheel, which is rotationally connected with the transmission chain and tightly tensions the transmission chain under the combined action of the transmission chain and the core shaft, and also comprises a mud pushing component, which is provided with a plurality of curved chains which are connected with the curved chains in a sliding way, and also comprises a curved block component which is provided with a group of curved blocks which are arranged at the two sides of the machine body frame and drive the rotating wheels to rotate under the action of load, and then drive curved chain and drive and push away the mud subassembly and rotate, push away the mud subassembly and make the mud subassembly carry out the level at the pivoted in-process through the shape of bent piece subassembly inner structure and rotate the removal in the wheel outside to reach and rotate the function that the wet mud on the wheel was got rid of.
Description
Technical Field
The invention relates to the technical field of agricultural sowing, in particular to a sowing machine for agricultural plowing and sowing.
Background
In the agricultural development process at present, the growth of crops can be greatly influenced to the planting mode, and the most important is the seeding process, if seeding process appears unusually and can lead to crops to appear mutual interference when growing, leads to crops can not absorb moisture and sunshine fully, and then influences the output of crops, therefore a batch of seeding equipment is from this and give birth to and use.
Chinese patent CN107801452A discloses peanut sowing equipment for agricultural planting, which comprises a bottom plate and the like; the push rod is installed to bottom plate top left, and the box is installed at the bottom plate top, and hopper under little is installed to box top left, and the pipe chute is installed to hopper lower part under little, and the bottom plate bottom is equipped with drive arrangement, is equipped with seeder in the box, drive arrangement and seeder cooperation. The invention moves the sowing machine through the driving device, the driving device drives the sowing device to sow seeds, and the watering device is arranged to sprinkle water on the land, so that the effects of time saving, uniform sowing intervals and no need of stooping of sowing personnel in the sowing process are achieved.
Secondly among this technical scheme, because the device is through carrying out the fixed distance seeding by wheel transmission, but when sowing on moist earth, can exist because the earth adhesion on the wheel, lead to the phenomenon that the wheel skidded, lead to the too short growth that influences crops of distance of seeding, the accumulation of wet mud can lead to the wheel to appear blocking the phenomenon simultaneously, and conventional vertical scraper blade also can lead to the tire card to die to the problem that leads to sowing failure appears.
Based on the above, the invention designs a sowing machine for agricultural plowing, which solves the problems.
Disclosure of Invention
The invention aims to provide a sowing machine for agricultural tillage and seeding, wherein a mud pushing assembly is driven to rotate in a curved block assembly through rotation of a rotating wheel, the mud pushing rod is driven to rotate and move in the horizontal direction at the same time through transmission by utilizing the shape of an arc curved path, and the mud pushing rod is enabled to rotate by utilizing the meshing action of a clamping gear and teeth in a groove, so that mud pushing operation is performed, and the problems that the rotating wheel slips to influence the sowing distance and is blocked due to serious mud accumulation on the rotating wheel are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a sowing machine for agricultural tillage comprises a machine body frame;
the machine body frame includes:
the core shaft penetrates through the interior of the machine body frame and is rotationally connected with the machine body frame;
the rotating wheels are provided with a group of rotating wheels arranged at two ends of the core shaft;
the transmission chain is sleeved on the outer wall of the core shaft;
the linkage chain wheel is sleeved inside the transmission chain;
the chain gear is arranged at one end of the linkage chain wheel, which is far away from the transmission chain;
the curved chain is sleeved outside the chain gear rotating shaft;
the driven chain wheel is rotationally connected with the surface of the curved chain and jointly acts with the chain gear to tighten the curved chain;
the mud pushing assembly is provided with a plurality of mud pushing assemblies which are connected with the curved chain in a sliding manner;
the bent block assembly is provided with a group of bent blocks arranged on two sides of the machine body frame;
rotate the wheel through driving under the load effect, and then drive curved chain drives and pushes away the mud subassembly and rotate, pushes away the mud subassembly and makes to push away the mud subassembly and carry out horizontal migration to rotating the wheel outside at the pivoted in-process through the shape of bent piece subassembly inner structure in the motion process to the wet mud that will rotate on the wheel is got rid of and is prevented that the function of the dead phenomenon of card from appearing in hard desilt.
As a further aspect of the present invention,
the mud pushing assembly comprises:
the mud pushing rod is connected with the surface of the curved chain in a sliding way;
the sliding block is arranged at the bottom of the mud pushing rod, and the top of the sliding block is connected with a sliding block limiting block which is arranged in the arc-shaped curved block and has the same trend with the arc-shaped curved path in a sliding manner;
a snap key provided on a circumferential surface of the mud pushing bar;
and the clamping gear is in sliding connection with the clamping key.
As a further aspect of the present invention,
the curved block assembly comprises:
the arc-shaped crank block is arranged above the core shaft in a semi-arc shape with the radius equal to that of the rotating wheel, and the surface of the arc-shaped crank block positioned at the extending end of the mud pushing rod is coplanar with the inner side surface of the rotating wheel;
the arc-shaped curved path is arranged on an arc-shaped surface of the arc-shaped curved block, which is positioned at the extending end of the mud pushing rod, the arc-shaped curved path is connected with the sliding block in a sliding manner, the circumference surface of the arc-shaped curved path, which is far away from the rotating wheel, is set into a U shape, and the circumference surface of the arc-shaped curved path, which is close to the rotating wheel, is set into a lifting slide way;
the limiting arc-shaped groove is arranged on the inner wall of the arc-shaped curved channel in a concave shape and is in sliding connection with the clamping gear;
and the groove inner teeth are arranged in the limiting arc-shaped groove and are meshed with the clamping gear.
As a further scheme of the invention, the linkage chain wheel penetrates through the inside of the arc-shaped bent block, the chain gear is rotationally connected with the arc-shaped bent block, the curved chain slides on the inner wall of the arc-shaped bent channel, and the driven chain wheel is rotationally connected with the arc-shaped bent block.
As a further scheme of the invention, the maximum extension length of the mud pushing rod is equal to the width of the rotating wheel, and the length of the clamping key is greater than the horizontal distance between the highest surface and the lowest surface of the arc-shaped curved path.
As a further aspect of the present invention, there is also provided a reciprocating assembly, comprising:
the reciprocating rotating wheel is arranged on the mud pushing rod;
the top of the cylindrical pin is round-head-shaped and is arranged on the reciprocating rotating wheel;
the curved groove round block penetrates through the circumferential surface of the mud pushing rod;
the reciprocating plate is arranged on the left side surface of the curved groove round block and penetrates through the circumferential surface of the mud pushing rod;
and the elastic component is provided with a group of symmetrical elastic components arranged on the right side surface of the reciprocating plate, and one end of the elastic component far away from the reciprocating plate is fixedly connected with the curved chain.
As a further scheme of the invention, a deep and shallow groove is formed in the curved groove round block, the bottom of the deep and shallow groove is connected with the head of the cylindrical pin in a sliding mode, and the deep and shallow groove is a tilted linear change circumferential groove and is used for converting circumferential motion into linear reciprocating motion under the driving of the cylindrical pin.
As a further scheme of the invention, the maximum depth of the depth groove is the same as the horizontal length from the right side surface of the reciprocating plate to the right side surface of the mud pushing rod.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the automatic mud pushing and removing device, the rotating wheel is used for driving the curved chain to rotate, so that the mud pushing rod is driven to revolve along with the curved chain, the mud pushing rod is enabled to move in the horizontal direction when approaching the rotating wheel under the action of the arc-shaped channel, and the rotating speed of the mud pushing rod during rotation is the same as that of the wheels but the rotating directions of the mud pushing rod are opposite to that of the wheels, so that the mud pushing rod only can generate horizontal thrust on the mud on the wheels during movement, and the automatic mud pushing and removing function of preventing hard mud scraping from being stuck is achieved;
2. in the rotation process of the mud pushing rod, the engagement gear in sliding fit with the engagement key is in meshing transmission with the teeth in the groove to drive the mud pushing rod to rotate and rotate at the same time, so that the accumulated mud on the surface is thrown out through centrifugal force, and the function of preventing the excessive increase of the load caused by the accumulated mud is realized;
3. according to the invention, the reciprocating rotating wheel is driven to rotate by the rotation of the mud pushing rod, and the cylindrical pin is matched with the deep and shallow grooves by utilizing the horizontal movement of the mud pushing rod, so that the reciprocating rotating wheel is matched with the elastic component to drive the curved groove round block to reciprocate when rotating, thereby increasing the mud removing area, ensuring that mud is removed more fully and preventing the adhesion of wet mud;
in conclusion, the invention has the advantages of automatically clearing the accumulated mud on the surface of the rotating wheel, which is different from the phenomenon of blockage caused by hard mud scraping, throwing the accumulated mud out by utilizing centrifugal force, increasing the mud removing area to ensure that the mud is more fully removed, preventing the accumulated mud from influencing the rotation of the rotating wheel to cause slipping and blockage, and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a linked sprocket according to the present invention;
FIG. 3 is a schematic view of a partially sectioned curved block assembly according to the present invention;
FIG. 4 is a schematic view of the curved track structure of the present invention;
FIG. 5 is an enlarged view of the structure at A of FIG. 4 according to the present invention;
FIG. 6 is a schematic view of the structure of the mud pushing rod of the present invention;
FIG. 7 is a schematic view of the portion of FIG. 6B;
FIG. 8 is an enlarged view of the structure of FIG. 7 at C according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a machine body frame; 101. a rotating wheel; 102. a core mandrel; 103. a drive chain; 104. a linkage chain wheel; 105. a chain gear; 106. a curved chain; 107. a driven chain wheel; 2. a mud pushing assembly; 21. a mud pushing rod; 22. a slider; 221. a slider stopper; 23. a snap key; 24. engaging a gear; 3. a crank block assembly; 31. an arc-shaped curved block; 32. an arc-shaped curved path; 33. a limiting arc-shaped groove; 34. teeth in the groove; 4. a reciprocating assembly; 41. a reciprocating rotating wheel; 42. a cylindrical pin; 43. a curved groove round block; 431. a deep groove and a shallow groove; 44. a reciprocating plate; 45. an elastic component.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-8, the present invention provides a technical solution: a sowing machine for agricultural tillage comprises a machine body frame 1;
the body frame 1 includes:
a core mandrel 102 which penetrates the inside of the machine frame 1 and is rotatably connected with the machine frame 1;
a rotating wheel 101 provided with a set of wheels provided at both ends of the core shaft 102;
a transmission chain 103 sleeved on the outer wall of the core shaft 102;
a linkage chain wheel 104 sleeved inside the transmission chain 103;
a chain gear 105 provided at one end of the linkage chain wheel 104 remote from the transmission chain 103;
the curved chain 106 is sleeved outside the rotating shaft of the chain gear 105 and is used for driving and rotating and simultaneously preventing external wet mud from corroding internal structures;
a driven chain wheel 107 which is rotationally connected with the surface of the curved chain 106 and works together with the chain gear 105 to tighten the curved chain 106;
when the device is connected with a load through a machine body frame 1 (the machine body frame 1 is used for being conveniently connected with the load to perform seeding operation when the device is used, and the use of the machine body frame 1 prevents components such as a core shaft 102, a rotating wheel 101, a transmission chain 103, a linkage chain wheel 104 and the like from being corroded by wet mud), the motion of the load drives the rotating wheel 101 to rotate on the ground at the moment, so that the core shaft 102 is driven to rotate, the rotation of the core shaft 102 drives the linkage chain wheel 104 to rotate through the transmission chain 103, so that a chain gear 105 is driven to rotate, the rotation of the chain gear 105 drives a curved chain 106 to rotate through a clamping effect, and the curved chain 106 (the curved chain 106 is sleeved in an arc-shaped crank block 31, and the inside corrosion caused by the external wet mud is blocked while transmission) drives a driven chain wheel 107 to synchronously rotate;
the mud pushing assembly 2 is provided with a plurality of mud pushing assemblies which are connected with the curved chain 106 in a sliding way;
a crank block assembly 3, which is provided with a group of crank blocks arranged on two sides of the machine body frame 1;
rotate through driving under the load effect and rotating wheel 101, and then drive curved chain 106 and drive mud pushing component 2 and rotate the revolution of wheel 101 with the same speed, thereby avoided mud pushing component 2 and rotated wheel 101 to appear rotating speed difference, mud pushing component 2 makes mud pushing component 2 carry out the level at the pivoted in-process through the shape of bent piece subassembly 3 inner structure and rotates the removal in the wheel 101 outside at the pivoted in-process, thereby get rid of the wet mud that will rotate on the wheel 101 and prevent that the function of the dead phenomenon of card from appearing in the hard desilt.
As a further aspect of the present invention,
as shown in fig. 5-6, the mud pushing assembly 2 comprises:
a mud pushing bar 21 slidably connected to the surface of the curved chain 106;
the sliding block 22 is arranged at the bottom of the mud pushing rod 21, and the top of the sliding block 22 is connected with a sliding block limiting block 221 which is arranged in the arc-shaped curved block 31 and has the same trend with the arc-shaped curved channel 32 in a sliding manner;
an engagement key 23 provided on the circumferential surface of the mud pushing lever 21;
the clamping gear 24 is connected with the clamping key 23 in a sliding manner and is used for driving the mud pushing rod 21 to rotate;
the rotation of the curved chain 106 drives the mud pushing rod 21 to revolve, the mud pushing rod 21 moves to drive the sliding block 22 to revolve, the sliding block 22 is limited by the sliding block limiting block 221 inside the arc-shaped curved block 31 during revolution, so that the sliding block 22 moves along the axial direction of the mud pushing rod 21, when the mud pushing rod 21 approaches the peripheral surface of the rotating wheel 101, the mud pushing rod 21 is driven to revolve without rotating speed difference along with the continuous rotation of the rotating wheel 101, the sliding block 22 at the tail end of the mud pushing rod 21 is acted by the arc-shaped curved track 32, so that the mud pushing rod 21 moves along the axial direction to the direction far away from the arc-shaped curved block 31 until the mud pushing rod 21 revolves to be separated from the peripheral surface of the rotating wheel 101, the mud pushing rod 21 revolves to the upper side position of the arc-shaped curved track 32 along with the continuous rotation of the rotating wheel 101, at the moment, the sliding block 22 at the tail end of the mud pushing rod 21 is acted by the arc-shaped curved track 32, so that the mud pushing rod 21 starts to move towards the inner side of the arc-shaped curved track 32 along the axial direction, the mud pushing rod 21 moves parallel to the axis of the wheel in the ascending stage along the arc-shaped curved path 32 (as shown in fig. 3), thereby mud is pushed outwards without rotating speed difference with the rotating wheel 101, the tangential force with the rotating wheel 101 is not generated in the mud pushing process, the phenomenon that the rotating wheel 101 slips and is stuck is avoided, the U-shaped mud pushing rod 21 is reset and returned by the arc-shaped curved path 32 far away from the rotating wheel 101, meanwhile, the arc-shaped curved path 32 is arranged in a surrounding shape, the motion circulation is realized, the mud removing operation is always ensured, the reciprocating motion in the axis direction of the mud pushing rod 21 is carried out when the sliding block 22 is driven by the curved structure of the arc-shaped curved path 32 to slide, when the mud pushing rod 21 is close to the peripheral surface of the rotating wheel 101, the sliding block 22 drives the mud pushing rod 21 to move horizontally towards the outer side of the rotating wheel 101 (as influenced by the ascending shape of the section of the arc-shaped curved path 32 in fig. 3), at the moment, the mud is pushed down by the mud pushing rod 21, so that the function of automatically clearing redundant wet mud and preventing the phenomenon that the wheels slip or are locked due to resistance when the wheels move due to tangential force of the device is achieved.
As a further aspect of the present invention,
as shown in fig. 6 to 8, the crank block assembly 3 includes:
the arc-shaped crank block 31 is arranged right above the core shaft 102 in a semi-arc shape with the radius equal to that of the rotating wheel 101, the surface of the extending end of the mud pushing rod 21 is coplanar with the inner side surface of the rotating wheel 101, and the arc-shaped crank block 31 is arranged in a curved shape and is used for being closely matched with the rotating wheel 101 to ensure mud removal efficiency and simultaneously resist external wet mud;
the arc-shaped curved path 32 is arranged on an arc-shaped surface of the arc-shaped curved block 31 positioned at the extending end of the mud pushing rod 21, the arc-shaped curved path 32 is connected with the sliding block 22 in a sliding manner, the circumferential surface of the arc-shaped curved path 32, which is far away from the rotating wheel 101, is set into a U shape, the circumferential surface of the arc-shaped curved path 32, which is close to the rotating wheel 101, is set into a lifting slide way, and the lifting slide way is used for driving the mud pushing rod 21 to horizontally move parallel to the axis of the rotating wheel 101 in the sliding process of the sliding block 22;
a limiting arc-shaped groove 33 which is arranged on the inner wall of the arc-shaped curved channel 32 in a concave shape, is in sliding connection with the clamping gear 24 and is used for limiting the clamping gear 24;
an in-groove tooth 34 provided in the limit arc-shaped groove 33 and engaged with the engaging gear 24;
meanwhile, when the mud pushing rod 21 moves to the position of the driven chain wheel 107 and is far away from the periphery of the rotating wheel 101, under the action of the arc-shaped curved channel 32, the sliding block 22 drives the mud pushing rod 21 to move towards the horizontal direction of the inner side of the rotating wheel 101 (as shown in fig. 6), so that wet mud is continuously and circularly removed; simultaneously because the mud pushing rod 21 is blocked with the clamping gear 24 through the clamping key 23, because the clamping gear 24 is meshed with the in-groove teeth 34 arranged inside the arc-shaped bent block 31, at the moment, the mud pushing rod 21 drives the clamping gear 24 to rotate, and simultaneously, the clamping gear 24 rotates due to the meshing relation, the rotation of the clamping gear 24 drives the mud pushing rod 21 to rotate, and simultaneously, the clamping gear 24 is limited by the limiting arc-shaped groove 33, so that the mud pushing rod 21 reciprocates in the rotating process, slides inside the clamping gear 24 through the clamping key 23, the clamping gear 24 still can drive the mud pushing rod 21 to rotate, the surplus wet mud on the surface is thrown away through centrifugal force by the mud pushing rod 21, and the load of rotation of the wet mud is prevented from being increased.
As a further aspect of the present invention, as shown in fig. 2 and 3, the linkage chain wheel 104 penetrates the inside of the curved block 31, the chain gear 105 is rotatably connected to the curved block 31, the curved chain 106 slides on the inner wall of the curved track 32, and the driven chain wheel 107 is rotatably connected to the curved block 31 for stably engaging with the inner wall of the curved track 32 when the curved chain 106 rotates, and for ensuring stability when the mud pushing bar 21 slides laterally on the curved chain 106.
As a further aspect of the present invention, as shown in fig. 6, the maximum extension length of the mud pushing rod 21 is equal to the width of the rotating wheel 101, and the length of the engaging key 23 is greater than the horizontal distance between the highest surface and the lowest surface of the arc-shaped curved path 32 (as shown in fig. 7), so as to ensure that the mud pushing rod 21 does not disengage from the engaging gear 24 during the horizontal movement.
As a further aspect of the present invention,
as shown in fig. 8, further comprises a reciprocating assembly 4, wherein the reciprocating assembly 4 comprises:
a reciprocating wheel 41 provided on the mud pushing bar 21;
a cylindrical pin 42 having a round top and provided on the reciprocating roller 41;
a curved groove round block 43 penetrating the circumferential surface of the mud pushing rod 21;
a reciprocating plate 44 disposed on the left side surface of the curved groove round block 43, penetrating the circumferential surface of the mud pushing rod 21, and reciprocating to increase the mud removing area;
and the elastic assemblies 45 are symmetrically arranged on the right side surface of the reciprocating plate 44 in a group, and one end, far away from the reciprocating plate 44, of each elastic assembly is connected with the curved chain 106.
As a further aspect of the present invention, as shown in fig. 8, a depth groove 431 is formed in the curved groove round block 43, a bottom of the depth groove 431 is slidably connected to a head of the cylindrical pin 42, and the depth groove 431 is an inclined linearly-changing circumferential groove for converting a circumferential motion into a linear reciprocating motion under the driving of the cylindrical pin 42.
As a further aspect of the present invention, as shown in fig. 8, the maximum depth of the depth groove 431 is the same as the horizontal length from the right side surface of the reciprocating plate 44 to the right side surface of the mud pushing rod 21, and is used for scraping mud on the surface of the mud pushing rod 21 when the reciprocating plate 44 moves;
the mud pushing rod 21 drives the reciprocating rotating wheel 41 to rotate in the rotating process, at the moment, when the mud pushing rod 21 moves towards the outer side of the rotating wheel 101 near the circumferential surface of the rotating wheel 101, the reciprocating rotating wheel 41 is driven to move towards the outer side, and then the cylindrical pin 42 is driven to be attached to the surface of a deep and shallow groove 431 formed in the curved groove round block 43, at the moment, the reciprocating plate 44 is driven to move towards the left (relative to the outer side of the rotating wheel 101 as shown in figure 8) when the cylindrical pin 42 rotates to the deep and shallow groove 431, under the elastic force action of the elastic component 45 (the elastic component 45 is fixedly connected with the curved chain 106 to prevent the reciprocating plate 44 from rotating), the reciprocating plate 44 moves towards the inner side of the rotating wheel 101 relative to the rotating wheel 101 under the thrust action of the cylindrical pin 42, and then returns towards the inner side of the rotating wheel 101 under the action of the elastic component 45, the reciprocating plate 44 is made to reciprocate, wet mud on the rotating wheel 101 is continuously pushed down by the reciprocating motion of the reciprocating plate 44, so that the mud pushing area is increased, and the reciprocating motion function of preventing wet mud from being adhered to and enabling mud to be more sufficiently removed is achieved.
Claims (8)
1. A sowing machine for agricultural tillage is characterized in that:
comprises a machine body frame (1);
the body frame (1) includes:
the core shaft (102) penetrates through the interior of the machine body frame (1) and is rotatably connected with the machine body frame (1);
a rotating wheel (101) provided with a set of two ends arranged on the core shaft (102);
the transmission chain (103) is sleeved on the outer wall of the core shaft (102);
the linkage chain wheel (104) is sleeved inside the transmission chain (103);
a chain gear (105) which is arranged at one end of the linkage chain wheel (104) far away from the transmission chain (103);
a curved chain (106) sleeved outside the rotating shaft of the chain gear (105);
a driven chain wheel (107) which is rotationally connected with the surface of the curved chain (106) and works together with the chain gear (105) to tighten the curved chain (106);
the mud pushing assembly (2) is provided with a plurality of mud pushing assemblies which are connected with the curved chain (106) in a sliding way;
the bent block assembly (3) is provided with a group of bent blocks arranged on two sides of the machine body frame (1);
rotate wheel (101) through driving under the load effect, and then drive curved chain (106) and drive mud pushing assembly (2) and rotate, mud pushing assembly (2) make mud pushing assembly (2) carry out horizontal migration to rotating wheel (101) outside at the pivoted in-process through the shape of bent piece subassembly (3) inner structure in the motion process to get rid of the wet mud that will rotate on wheel (101) and prevent that the function of the dead phenomenon of card from appearing in hard desilt.
2. The sowing machine for agricultural sowing by ploughing according to claim 1, characterized in that:
the mud pushing assembly (2) comprises:
a mud pushing rod (21) which is connected with the surface of the curved chain (106) in a sliding way;
the sliding block (22) is arranged at the bottom of the mud pushing rod (21), and the top of the sliding block is connected with a sliding block limiting block (221) which is arranged in the arc-shaped curved block (31) and has the same trend with the arc-shaped curved channel (32) in a sliding manner;
an engagement key (23) provided on the circumferential surface of the mud pushing rod (21);
and an engaging gear (24) slidably connected to the engaging key (23).
3. An agricultural sowing machine for sowing in plowing according to claim 1, wherein:
the crank block assembly (3) comprises:
the arc-shaped crank block (31) is arranged right above the core shaft (102) in a semi-arc shape with the radius equal to that of the rotating wheel (101), and the surface of the extension end of the mud pushing rod (21) is coplanar with the inner side surface of the rotating wheel (101);
the arc-shaped curved path (32) is arranged on an arc-shaped surface of the arc-shaped curved block (31) positioned at the extending end of the mud pushing rod (21), the arc-shaped curved path (32) is connected with the sliding block (22) in a sliding mode, the circumferential surface of the arc-shaped curved path (32) far away from the rotating wheel (101) is arranged to be U-shaped, and the circumferential surface of the arc-shaped curved path (32) close to the rotating wheel (101) is arranged to be a lifting slide way;
a limiting arc-shaped groove (33) which is arranged on the inner wall of the arc-shaped curved channel (32) in a concave shape and is in sliding connection with the clamping gear (24);
and in-groove teeth (34) that are provided in the limit arc-shaped groove (33) and that engage with the engaging gear (24).
4. The sowing machine for agricultural sowing by ploughing according to claim 3, characterized in that: the linkage chain wheel (104) penetrates through the inside of the arc-shaped curved block (31), the chain gear (105) is connected with the arc-shaped curved block (31) in a rotating mode, the curved chain (106) slides on the inner wall of the arc-shaped curved channel (32), and the driven chain wheel (107) is connected with the arc-shaped curved block (31) in a rotating mode.
5. The sowing machine for agricultural sowing by ploughing according to claim 1, characterized in that: the maximum extension length of the mud pushing rod (21) is equal to the width of the rotating wheel (101), and the length of the clamping key (23) is greater than the horizontal distance between the highest surface and the lowest surface of the arc-shaped curved channel (32).
6. The sowing machine for agricultural sowing by ploughing according to claim 2, characterized in that: further comprising a reciprocating assembly (4), the reciprocating assembly (4) comprising:
a reciprocating rotating wheel (41) which is arranged on the mud pushing rod (21);
a cylindrical pin (42) having a rounded top portion and disposed on the reciprocating roller (41);
a curved groove round block (43) which penetrates through the circumferential surface of the mud pushing rod (21);
a reciprocating plate (44) which is arranged on the left side surface of the curved groove round block (43) and penetrates through the circumferential surface of the mud pushing rod (21);
and the elastic component (45) is provided with a symmetrical group which is arranged on the right side surface of the reciprocating plate (44), and one end far away from the reciprocating plate (44) is fixedly connected with the curved chain (106).
7. The sowing machine for agricultural sowing by ploughing according to claim 1, characterized in that: the inner part of the curved groove round block (43) is provided with a depth groove (431), the bottom of the depth groove (431) is connected with the head part of the cylindrical pin (42) in a sliding way, and the depth groove (431) is set as an inclined linear change circumferential groove and is used for converting circumferential motion into linear reciprocating motion under the driving of the cylindrical pin (42).
8. The sowing machine for agricultural sowing by ploughing according to claim 7, characterized in that: the maximum depth of the depth groove (431) is the same as the horizontal length from the right side surface of the reciprocating plate (44) to the right side surface of the mud pushing rod (21).
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|---|---|
| CN114043965B (en) | 2024-04-16 |
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