CN114043965B - Sowing machine for agricultural cultivation and sowing - Google Patents
Sowing machine for agricultural cultivation and sowing Download PDFInfo
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- CN114043965B CN114043965B CN202111237724.4A CN202111237724A CN114043965B CN 114043965 B CN114043965 B CN 114043965B CN 202111237724 A CN202111237724 A CN 202111237724A CN 114043965 B CN114043965 B CN 114043965B
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- mud
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- 238000009331 sowing Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 15
- 230000009471 action Effects 0.000 claims abstract description 8
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000033001 locomotion Effects 0.000 claims description 14
- 238000010899 nucleation Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 210000003127 knee Anatomy 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000003971 tillage Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000009825 accumulation Methods 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
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 235000020232 peanut Nutrition 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Transmission Devices (AREA)
- Soil Working Implements (AREA)
Abstract
The invention discloses a sowing machine for agricultural cultivation and sowing, which belongs to the technical field of agricultural sowing and comprises a machine body frame, a transmission chain, a linkage chain wheel, a mud pushing assembly and a curved block assembly, wherein the machine body frame comprises a nuclear mandrel which penetrates through the interior of the machine body frame and is rotationally connected with the machine body frame, the transmission chain is rotationally connected with the core shaft, the linkage chain wheel is rotationally connected with the transmission chain and is in coaction with the core shaft to tighten the transmission chain, the mud pushing assembly is provided with a plurality of mud pushing assemblies which are slidably connected with the curved chain, the curved block assemblies are provided with a group of curved block assemblies which are arranged on two sides of the machine body frame, and the curved chain is driven to rotate by driving the rotating wheel under the action of load so as to drive the mud pushing assembly to rotate, and the mud pushing assembly horizontally moves to the outer side of the rotating wheel in the rotating process by the shape of the inner structure of the curved block assembly in the moving process, so that wet mud on the rotating wheel is removed.
Description
Technical Field
The invention relates to the technical field of agricultural sowing, in particular to a sowing machine for agricultural cultivation and sowing.
Background
In the current agricultural development process, the planting mode can greatly influence the growth of crops, and the most important is the seeding process, if the seeding process is abnormal, mutual interference can occur when the crops grow, so that the crops can not fully absorb moisture and sunlight, and the yield of the crops is further influenced, and a large number of seeding devices are used accordingly.
Chinese patent CN107801452a discloses a peanut sowing device for agricultural planting, comprising a bottom plate and the like; push rod is installed in bottom plate top left side, and the box is installed at the bottom plate top, and little lower hopper is installed in box top left side, and the inclined tube is installed to little lower hopper lower part, and the bottom plate bottom is equipped with drive arrangement, is equipped with seeder in the box, drive arrangement and seeder cooperation. According to the invention, the driving device is used for driving the seeding device to seed, and the sprinkling device is arranged for sprinkling water on the land, so that the effects of saving time, ensuring uniform seeding interval and avoiding bending down of seeding staff in the seeding process are achieved.
Secondly in this technical scheme, because the device is through carrying out the distance seeding by wheel transmission, but when sowing on moist earth, can exist because earth adhesion on the wheel, can appear the phenomenon that the wheel skidded, lead to the growth of the too short influence crops of distance of sowing, the accumulation of moist mud can lead to the wheel to appear the card dead phenomenon simultaneously, and conventional vertical scraper blade also can lead to the tire card dead to lead to the problem of sowing failure to appear.
Based on the above, the present invention has devised a sowing machine for agricultural cultivation to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a seeding machine for agricultural cultivation and seeding, which drives a mud pushing assembly to rotate in a curved block assembly through the rotation of a rotating wheel, drives a mud pushing rod to rotate by utilizing the shape of an arc curved channel and simultaneously move horizontally, and simultaneously rotates by utilizing the meshing effect of a clamping gear and an inner tooth of a groove, so that the mud pushing operation is performed, and the problems that the sliding of the rotating wheel affects the seeding distance and the clamping of the rotating wheel is caused by serious mud accumulation on the rotating wheel are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: a sowing machine for agricultural cultivation and sowing, which comprises a machine body frame;
the machine body frame comprises:
the nuclear mandrel penetrates through the inside of the machine body frame and is rotationally connected with the machine body frame;
the rotating wheel is provided with a group of rotating wheels which are arranged at two ends of the nuclear spindle;
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 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 works together 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 way;
the curved block assembly is provided with a group of curved block assemblies which are arranged on two sides of the machine body frame;
through driving the rotation wheel under the load effect and rotating, and then drive curved chain drives and pushes away mud subassembly and rotate, pushes away mud subassembly and makes through curved piece subassembly inner structure's shape in the motion in-process push away mud subassembly and carries out horizontal migration to the rotation wheel outside at pivoted in-process to get rid of the wet mud on the rotation wheel and prevent the function that the dead phenomenon of card appears in hard desilting.
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 as the arc-shaped curved channel in a sliding manner;
the clamping key is arranged on the peripheral surface of the mud pushing rod;
and the clamping gear is in sliding connection with the clamping key.
As a further aspect of the present invention,
the knee assembly includes:
the arc-shaped curved block is arranged right above the nuclear spindle in a semi-arc shape with the radius equal to that of the rotating wheel, and the surface 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 channel is arranged on the arc surface of the arc-shaped curved block, which is positioned at the extending end of the mud pushing rod, and is in sliding connection with the sliding block, and the arc-shaped curved channel is arranged in a U shape away from the circumferential surface of the rotating wheel, and is arranged as a lifting slideway close to the circumferential surface of the rotating wheel;
the limiting arc groove is arranged on the inner wall of the arc curved channel in a concave shape and is in sliding connection with the clamping gear;
and the groove inner tooth teeth are arranged in the limiting arc grooves and meshed with the clamping gear.
As a further scheme of the invention, the linkage chain wheel penetrates through the inside of the arc-shaped curved block, the chain gear is rotationally connected with the arc-shaped curved block, the curved chain slides on the inner wall of the arc-shaped curved channel, and the driven chain wheel is rotationally connected with the arc-shaped curved 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 larger than the horizontal distance between the highest surface and the lowest surface of the arc-shaped curved channel.
As a further aspect of the present invention, there is further provided a reciprocation assembly including:
the reciprocating rotating wheel is arranged on the mud pushing rod;
the top of the cylindrical pin is arranged on the reciprocating rotating wheel in a cylindrical shape;
the curved groove round block penetrates through the circumferential surface of the mud pushing rod;
a reciprocating plate which is arranged on the left side surface of the curved groove round block and penetrates through the circumferential surface of the mud pushing rod;
the elastic component is provided with a symmetrical group which is arranged on the right side surface of the reciprocating plate, and one end far away from the reciprocating plate is fixedly connected with the curved chain.
As a further scheme of the invention, the inside of the curved groove round block is provided with a deep and shallow groove, the bottom of the deep and shallow groove is connected with the head of the cylindrical pin in a sliding way, and the deep and shallow groove is provided with an inclined linear change circumferential groove and is used for converting the circumferential motion into linear reciprocating motion under the drive of the cylindrical pin.
As a further scheme of the invention, the maximum depth of the deep and shallow grooves 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 invention, the rotating wheel is utilized to drive the curved chain to rotate, so that the mud pushing rod is driven to revolve along with the curved chain, meanwhile, the mud pushing rod is enabled to move horizontally when approaching the rotating wheel under the action of the arc-shaped channel, and meanwhile, the rotating speed of the mud pushing rod during rotation is the same as that of the wheel but the rotating direction is opposite to that of the wheel, so that only the mud pushing rod can generate thrust in the horizontal direction on the wheel during movement, and the automatic mud pushing and removing function of preventing the hard mud scraping from being blocked is achieved;
2. according to the invention, in the rotating process of the mud pushing rod, the clamping gear in sliding fit with the clamping key is meshed with the tooth gear in the groove to drive the mud pushing rod to rotate while rotating, so that accumulated mud on the surface is thrown out through centrifugal force, and the function of increasing load due to excessive accumulated mud is prevented;
3. according to the invention, the reciprocating rotary wheel is driven to rotate through the rotation of the mud pushing rod, and the cylindrical pin is matched with the deep and shallow groove through the horizontal movement of the mud pushing rod, so that the curved groove round block is driven to reciprocate through the matching of the elastic component when the reciprocating rotary wheel rotates, the mud removing area is increased, and the mud removing is more sufficient and the wet mud adhesion is prevented;
in summary, the invention has the advantages of automatically removing the surface area mud of the rotating wheel, which is different from the phenomenon that the hard mud is blocked, throwing away the accumulated mud by utilizing the centrifugal force, increasing the mud removing area, enabling the mud to be more sufficient, preventing the accumulated mud from affecting the rotation of the rotating wheel to generate slip and blocking, and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the linked sprocket of the present invention;
FIG. 3 is a schematic view of a partially cut-away configuration of a flexure block assembly in accordance with the present invention;
FIG. 4 is a schematic view of an arc-shaped curve of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present invention;
FIG. 6 is a schematic view of the construction of the mud pushing rod of the present invention;
FIG. 7 is a schematic view of a portion of the structure of FIG. 6B according to the present invention;
fig. 8 is an enlarged schematic view of the structure of fig. 7 at C according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
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 sprocket; 2. a mud pushing component; 21. pushing mud rods; 22. a sliding block; 221. a sliding block limiting block; 23. a clamping key; 24. a clamping gear; 3. a curved block assembly; 31. arc-shaped curved blocks; 32. an arc-shaped curved path; 33. limiting the arc-shaped groove; 34. tooth inside the groove; 4. a reciprocating assembly; 41. a reciprocating runner; 42. a cylindrical pin; 43. curved groove round blocks; 431. deep and shallow grooves; 44. a shuttle plate; 45. and an elastic component.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: a sowing machine for agricultural cultivation and sowing, which comprises a machine body frame 1;
the body frame 1 includes:
a core spindle 102 penetrating the inside of the body frame 1 and rotatably connected to the body frame 1;
a rotating wheel 101 provided with a set of two ends provided at 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 provided at one end of the linked chain wheel 104 away from the transmission chain 103;
the curved chain 106 is sleeved on the outer side of the rotating shaft of the chain gear 105 and is used for preventing the internal structure from being corroded by external wet mud while carrying out transmission rotation;
a driven sprocket 107 rotatably connected to the surface of the curved chain 106 and cooperating with the chain gear 105 to tighten the curved chain 106;
when the device is connected with a load through the machine frame 1 (the machine frame 1 is used for being convenient for being connected with the load for sowing operation when the device is used, and the use of the machine frame 1 prevents the parts such as the nuclear spindle 102, the rotating wheel 101, the transmission chain 103, the linkage chain wheel 104 and the like from being corroded by wet mud), the movement of the load drives the rotating wheel 101 to rotate on the ground, and then drives the nuclear spindle 102 to rotate, the rotation of the core shaft 102 drives the linkage chain wheel 104 to rotate through the transmission chain 103, so that the chain gear 105 is driven to rotate, the rotation of the chain gear 105 drives the curved chain 106 to rotate through the clamping action, and the curved chain 106 (the curved chain 106 is sleeved in the arc-shaped curved block 31 and blocks the corrosion of the external wet mud to the inside while driving) drives the driven chain wheel 107 to synchronously rotate;
the mud pushing component 2 is provided with a plurality of mud pushing components which are connected with the curved chain 106 in a sliding way;
the curved block components 3 are provided with a group of curved block components which are arranged on two sides of the machine body frame 1;
the rotating wheel 101 is driven to rotate under the action of load, and the curved chain 106 is driven to drive the mud pushing assembly 2 and the rotating wheel 101 to revolve at the same speed, so that the phenomenon that the rotation speed difference occurs between the mud pushing assembly 2 and the rotating wheel 101 is avoided, the mud pushing assembly 2 moves horizontally to the outer side of the rotating wheel 101 in the moving process through the shape of the inner structure of the curved block assembly 3, and wet mud on the rotating wheel 101 is removed and the phenomenon that hard mud is blocked is prevented.
As a further aspect of the present invention,
as shown in fig. 5-6, the mud pushing assembly 2 includes:
a mud pushing rod 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 has the same trend with the arc-shaped curved channel 32 and is arranged in the arc-shaped curved block 31 in a sliding manner;
an engagement key 23 provided on the peripheral surface of the mud pushing rod 21;
the clamping gear 24 is in sliding connection with the clamping key 23 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, meanwhile, the sliding block 22 is limited by the sliding block limiting block 221 in the arc-shaped curved block 31 when revolving, so that the sliding block 22 moves along the axial direction of the mud pushing rod 21, when the mud pushing rod 21 approaches to 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, meanwhile, the sliding block 22 at the tail end of the mud pushing rod 21 is acted by the arc-shaped curved block 32, so that the mud pushing rod 21 moves along the axial direction to a 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 channel 32 along with the continuous rotation of the rotating wheel 101, at the moment, the tail end of the mud pushing rod 21 is acted by the arc-shaped curved channel 32, the mud pushing rod 21 starts to move towards the inner side of the arc-shaped curved channel 32 along the axis of the mud pushing rod 21, the arc-shaped curved channel moves parallel to the axial direction of the wheels in the ascending stage along the arc-shaped curved channel 32 (as shown in figure 3), so that mud is pushed outwards while no rotating speed difference exists between the mud pushing rod 21 and the rotating wheel 101, tangential force with the rotating wheel 101 is avoided in the mud pushing process, the phenomenon that the rotating wheel 101 slips and is blocked is avoided, the arc-shaped curved channel 32 resets and returns the mud pushing rod 21 in a U shape far away from the rotating wheel 101, the arc-shaped curved channel 32 is arranged to surround, the motion circularity is realized, the mud removing work is guaranteed, the reciprocating motion in the axial direction of the mud pushing rod 21 is carried out while the sliding block 22 is driven by the curved structure of the arc-shaped curved channel 32, when the mud pushing rod 21 is close to the peripheral surface of the rotating wheel 101, at this time, the sliding block 22 drives the mud pushing rod 21 to horizontally move to the outer side of the rotating wheel 101 while sliding (as influenced by the rising shape of the section of the arc-shaped curved channel 32 in fig. 3), and the mud pushing rod 21 pushes down the mud, so that the functions of automatically removing the excessive wet mud and simultaneously preventing the device from generating tangential force to cause the wheel to slip or seize due to resistance when moving are achieved.
As a further aspect of the present invention,
as shown in fig. 6 to 8, the crank block assembly 3 includes:
an arc-shaped curved block 31 which is arranged right above the nuclear spindle 102 in a half arc shape with the radius equal to that of the rotating wheel 101, and 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 curved block 31 is arranged in a curved shape and is used for being closely matched with the rotating wheel 101 to ensure the mud removing efficiency and simultaneously resist external wet mud;
the arc-shaped curved channel 32 is arranged on the arc-shaped surface of the arc-shaped curved block 31, which is positioned at the extending end of the mud pushing rod 21, the arc-shaped curved channel 32 is in sliding connection with the sliding block 22, the arc-shaped curved channel 32 is arranged in a U shape away from the circumferential surface of the rotating wheel 101, the circumferential surface of the arc-shaped curved channel 32, which is close to the rotating wheel 101, is arranged as a lifting slideway, and 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;
the limiting arc groove 33 is arranged on the inner wall of the arc 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;
a groove inner tooth 34 provided in the limit arc groove 33 and engaged with the engagement 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 peripheral surface of the rotating wheel 101, the sliding block 22 drives the mud pushing rod 21 to move towards the horizontal direction inside the rotating wheel 101 under the action of the arc-shaped curved channel 32 (as shown in fig. 6), so that the mud is continuously circulated and removed; simultaneously, as the mud pushing rod 21 is clamped with the clamping gear 24 through the clamping key 23, the clamping gear 24 is meshed with the inner tooth 34 of the groove formed in the arc-shaped curved block 31, at the moment, the mud pushing rod 21 drives the clamping gear 24 to rotate, meanwhile, the clamping gear 24 rotates due to the meshing relationship, the rotation of the clamping gear 24 drives the mud pushing rod 21 to rotate, meanwhile, 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 and slides in the clamping gear 24 through the clamping key 23, the clamping gear 24 can still drive the mud pushing rod 21 to rotate, and the rotation of the mud pushing rod 21 throws away superfluous wet mud on the surface through centrifugal force, thereby preventing the increase of the rotating load of the wet mud.
As a further scheme of the present invention, as shown in fig. 2 and 3, the linked chain wheel 104 penetrates through the inside of the arc-shaped curved block 31, the chain gear 105 is rotationally connected with the arc-shaped curved block 31, the curved chain 106 slides on the inner wall of the arc-shaped curved channel 32, and the driven chain wheel 107 is rotationally connected with the arc-shaped curved block 31 and is used for stably attaching to the inner wall of the arc-shaped curved channel 32 when the curved chain 106 rotates, and meanwhile, the stability of the mud pushing rod 21 when transversely slides on the curved chain 106 is ensured.
As a further scheme 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 cannot be separated from the engaging gear 24 in the horizontal movement process.
As a further aspect of the present invention,
as shown in fig. 8, further includes a reciprocation assembly 4, and the reciprocation assembly 4 includes:
a reciprocating rotary wheel 41 provided on the mud pushing rod 21;
a cylindrical pin 42, the top of which is provided in a cylindrical shape on the reciprocating rotary wheel 41;
a curved groove round block 43 penetrating the circumferential surface of the mud pushing rod 21;
a reciprocating plate 44 provided on the left side surface of the curved groove round block 43 and penetrating the circumferential surface of the mud pushing rod 21, for reciprocating movement to increase the mud removing area;
the elastic component 45 is provided with a symmetrical group arranged on the right side surface of the reciprocating plate 44, and one end far away from the reciprocating plate 44 is connected with the curved chain 106.
As a further scheme of the present invention, as shown in fig. 8, a deep and shallow groove 431 is formed in the curved groove round block 43, the bottom of the deep and shallow groove 431 is slidably connected with the head of the cylindrical pin 42, and the deep and shallow groove 431 is a slant linear changing circumferential groove for converting the circumferential motion into the 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 deep and shallow 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, so as to scrape the mud on the surface of the mud pushing rod 21 when the reciprocating plate 44 moves;
the mud pushing rod 21 drives the reciprocating rotary wheel 41 to rotate in the rotating process, at this moment, when the mud pushing rod 21 moves towards the outer side of the rotating wheel 101 near the peripheral surface of the rotating wheel 101, the reciprocating rotary wheel 41 is driven to move outwards, and then the cylindrical pin 42 is driven to be attached to the surface of the deep and shallow groove 431 formed in the curved groove cylindrical block 43, at this moment, the reciprocating plate 44 is driven to move leftwards (as shown in fig. 8 and moves relative to the outer side of the rotating wheel 101) when the cylindrical pin 42 rotates at the deep and shallow groove 431, and when the cylindrical pin 42 moves to the shallow groove of the deep and shallow groove 431, under the elastic force of the elastic component 45 (the elastic component 45 is fixedly connected with the curved chain 106 and used for preventing the reciprocating plate 44 from rotating), the reciprocating plate 44 moves towards the inner side of the rotating wheel 101 under the thrust action of the cylindrical pin 42, and then the reciprocating plate 44 restores to the inner side of the rotating wheel 101 under the action of the elastic component 45, so that the reciprocating plate 44 can continuously push down the wet mud on the rotating wheel 101, and the mud on the rotating wheel 101 can be more fully wet mud can be removed, and the mud can be prevented from being adhered to the full setting.
Claims (2)
1. The utility model provides a seeding machine for agricultural cultivation, which is characterized in that: comprises a machine body frame (1); the machine body frame (1) comprises: the nuclear mandrel (102) penetrates through the inside of the machine body frame (1) and is rotationally 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 in 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 sprocket (107) rotatably connected to the surface of the curved chain (106) and acting in conjunction 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 curved block components (3) are provided with a group of curved block components which are arranged at two sides of the machine body frame (1); the mud pushing assembly (2) horizontally moves to the outer side of the rotating wheel (101) in the rotating process through the shape of the inner structure of the curved block assembly (3) in the moving process by driving the rotating wheel (101) to rotate under the action of load, so that wet mud on the rotating wheel (101) is removed, and the phenomenon of blocking of hard mud is prevented;
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 peripheral surface of the mud pushing rod (21); an engagement gear (24) which is slidably connected to the engagement key (23);
the knee block assembly (3) comprises: the arc-shaped curved block (31) is arranged right above the nuclear mandrel (102) in a semi-arc shape with the radius equal to that of the rotating wheel (101), and the surface positioned at the extending 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 the 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 in sliding connection with the sliding block (22), the arc-shaped curved path (32) is far away from the circumferential surface of the rotating wheel (101) and is U-shaped, and the arc-shaped curved path (32) is close to the circumferential surface of the rotating wheel (101) and is arranged as a lifting slideway; the limiting arc groove (33) is arranged on the inner wall of the arc curved channel (32) in a concave shape and is in sliding connection with the clamping gear (24); a groove inner tooth (34) which is arranged in the limit arc groove (33) and is meshed with the clamping gear (24);
the linkage chain wheel (104) penetrates through the arc-shaped curved block (31), the chain gear (105) is rotationally connected with the arc-shaped curved block (31), the curved chain (106) slides on the inner wall of the arc-shaped curved channel (32), and the driven chain wheel (107) is rotationally connected with the arc-shaped curved block (31);
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 path (32);
further comprising a reciprocating assembly (4), the reciprocating assembly (4) comprising: a reciprocating rotary wheel (41) arranged on the mud pushing rod (21); a cylindrical pin (42) with a top in a round head shape and arranged on the reciprocating rotary wheel (41); a curved groove round block (43) penetrating through the circumferential surface of the mud pushing rod (21); a reciprocating plate (44) which is provided on the left side surface of the curved groove round block (43) and penetrates the circumferential surface of the mud pushing rod (21); 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);
the inside of curved groove circle piece (43) has seted up dark shallow groove (431), and the bottom of dark shallow groove (431) links to each other with the head slip of cylindric lock (42), and dark shallow groove (431) are established to the linear variation circumference groove of slope for under the drive of cylindric lock (42) with circular motion conversion rectilinear reciprocating motion.
2. The agricultural tillage sowing machine according to claim 1, characterized in that: the maximum depth of the deep and shallow 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).
Priority Applications (1)
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| CN114043965A (en) | 2022-02-15 |
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