CN110710369A - Automatic seedling supply device for chain clamp type transplanter - Google Patents
Automatic seedling supply device for chain clamp type transplanter Download PDFInfo
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- CN110710369A CN110710369A CN201911006546.7A CN201911006546A CN110710369A CN 110710369 A CN110710369 A CN 110710369A CN 201911006546 A CN201911006546 A CN 201911006546A CN 110710369 A CN110710369 A CN 110710369A
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- 238000005452 bending Methods 0.000 claims description 5
- 239000002689 soil Substances 0.000 claims description 4
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
- A01C11/025—Transplanting machines using seedling trays; Devices for removing the seedlings from the trays
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Abstract
The utility model provides an automatic seedling device that supplies for chain clamp formula transplanter, including seedling dish, seedling dish conveying mechanism, top seedling mechanism, defeated seedling mechanism, transplanting mechanism and drive mechanism, wherein, whole seedling dish is placed on seedling dish conveying mechanism's slope guide surface, seedling dish conveying mechanism sets up on the drive mechanism who is used for accepting external power, drive mechanism is connected with top seedling mechanism, top seedling mechanism sets up on seedling dish conveying mechanism, defeated seedling mechanism sets up in seedling dish conveying mechanism the place ahead, transplanting mechanism is connected with defeated seedling mechanism, through adopting the orderly mode of supplying seedlings, provide accurate seedling scheme for chain clamp formula transplanter, be favorable to chain clamp formula transplanter automation to upgrade, thereby improve production efficiency.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to an automatic seedling supply device for a chain-clamp type transplanter.
Background
At present, the seedling taking and conveying operation of mechanized crop transplantation is mainly manual, and a small number of semi-automatic and full-automatic transplanters for mechanically taking and conveying seedlings are also provided, but the mechanical seedling taking and conveying devices mainly have structures such as a multi-fork arm pot clamping type automatic seedling taking mechanism, an array grabbing type automatic seedling taking mechanism, a pot seedling belt type automatic seedling supply system and the like, wherein the multi-fork arm pot clamping type automatic seedling taking mechanism has large occupied space, is easy to damage a pot, has large vibration during mechanical operation and is not suitable for high-speed transplantation; although the row grabbing type automatic seedling taking mechanism can make up the defects of a multi-fork arm pot clamping type automatic seedling taking mechanism, the mechanism has multiple parts and complex structure and is not suitable for small transplanting machines; the pot seedling belt type automatic seedling supply system is developed and popularized by Japan beet sugar manufacturing company, and although the structures and methods for taking, conveying and transplanting the seedlings are simple, the seedling cost in the early stage is high, and the row spacing adjustment difficulty is large.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide an automatic seedling feeding device for chain-clamp type transplanting machine, so as to solve the problems in the background art.
The technical problem solved by the invention is realized by adopting the following technical scheme:
the utility model provides an automatic seedling device that supplies for chain clamp formula transplanter, including seedling dish, seedling dish conveying mechanism, top seedling mechanism, defeated seedling mechanism, transplanting mechanism and drive mechanism, wherein, seedling dish is placed on seedling dish conveying mechanism, drive mechanism and seedling dish conveying mechanism, top seedling mechanism and transplanting mechanism are connected, it sets up between the slope guide rail of seedling dish conveying mechanism bends to push up seedling mechanism, defeated seedling mechanism sets up in seedling dish conveying mechanism the place ahead, defeated seedling mechanism is by the drive of transplanting mechanism, concrete structure as follows:
in the seedling tray conveying mechanism, a seedling tray frame is of a bending structure with an inclined guide rail, a seedling tray is placed on the inclined guide rail surface of the seedling tray frame, a seedling guide plate for separating leaves and branches of a pot body seedling when the seedling tray moves is arranged at the lower end of the seedling tray frame, teeth for driving the seedling tray to move along the seedling tray frame rail are arranged on a seedling tray conveying wheel, and the seedling tray conveying wheel drives the seedling tray to move one grid every sixth of rotation;
in the seedling ejecting mechanism, a box body is arranged between the bending of an inclined guide rail of a seedling tray rack, a pair of cams is installed on a cam shaft, the cam shaft is arranged on the box body, a transmission mechanism is connected with the cam shaft for transmission, a guide post is arranged in the middle of the inner side of the box body, the rotary central axis of the guide post is mutually vertical to the rotary central axis of the cam shaft, the middle of a first transverse push rod is sleeved on the guide post through clearance fit, one end of a longitudinal push rod is fixedly connected with the first transverse push rod, and the other end of the longitudinal push rod is fixedly connected; the spring gap is sleeved on the longitudinal push rod, meanwhile, the end face of one end of the spring is contacted with the first transverse push rod, the end face of the other end of the spring is contacted with the inner side of the box body, and the longitudinal push rod gap penetrates through the spring and the box body; the mounting seat for mounting the seedling ejecting mechanism on the seedling tray rack is arranged on the outer side of the bottom of the box body, and the thimbles are vertically distributed on the second transverse push rod;
in the seedling conveying mechanism, two groups of seedling conveying devices are symmetrically arranged on a moving shaft driving assembly consisting of a driving shaft and a driven shaft by taking a dividing partition plate as a dividing line, each group of seedling conveying devices comprises a conveying belt and a driving disc, the dividing partition plate is used for preventing pot seedlings from falling into the inner sides of the two groups of conveying belts to be clamped, the driving disc is arranged on the driving shaft, the conveying belts are nested on a rotating shaft for supporting the driving disc, and the outer sides of the conveying belts are in contact with the driving shaft so as to be beneficial to driving;
in the transplanting mechanism, furrow openers and soil covering devices are symmetrically arranged below a transplanting support, a chain wheel transmission box is arranged in the middle of the transplanting support, a chain is arranged on the chain wheel transmission box, seedling clamps are arranged on the chain, power is converted and then input into the chain wheel transmission box, and the chain wheel transmission box drives the chain to rotate, so that the seedling clamps are driven to move around the chain wheel transmission box; the seedling clamp is provided with a pot body placing area for placing a rape pot seedling pot body and a stem clamping area for placing rape pot seedling stems, the stem clamping area is provided with a clamping assembly, a support frame for preventing the chain from deforming is arranged between two mounting plates, the seedling clamp is mounted on the chain through the mounting plates, the rotating shafts are symmetrically arranged on the outer sides of the mounting plates relative to the longitudinal axis of the support frame, each rotating shaft is sequentially provided with a rotating driving end, an axial limiting area, a stem clamping driving area and a movable pot clamp, the movable pot clamps are welded on the rotating shafts and rotate along with the rotating shafts to open or close the pot body placing area, and the purposes of clamping seedlings and not damaging the seedlings are achieved; the friction plate for driving the driving disc to rotate is arranged below the rotating shaft close to one end of the supporting frame.
In the invention, the seedling tray is provided with square holes for combining with the conveying gear teeth of the seedling tray.
In the invention, the longitudinal push rod is provided with a guide sleeve, and the spring is arranged in the guide sleeve through an intermittent matching part.
In the invention, one end of the guide post is provided with a locking assembly, and the relative position of the second transverse push rod is adjusted by adjusting the locking assembly.
In the invention, the movable bowl clamp and the bowl body placing area are positioned at the same axial position, the stalk clamping driving area and the stalk clamping area are positioned at the same axial position, and the rotary driving end is positioned at one end close to the mounting plate.
In the invention, the axial limiting area is provided with a limiting block for preventing the rotating shaft from moving in the axial direction, and the stalk clamping driving area is used for driving the clamping component in the stalk clamping area to deform, thereby achieving the effect of clamping stalks.
In the invention, the pot body placing area is in a circular arc or polyhedral structure so as to better place the rape pot seedling pot body without damaging the pot body of the rape pot seedling;
in the invention, the clamping component is made of flexible material, so that the rape pot seedling stalks can not be damaged in the process of clamping the stalks.
In the invention, the rotation center lines of the second transverse push rod, the first transverse push rod and the cam shaft are parallel to each other.
In the invention, the conveying belt is provided with the isolation boss for preventing the pot seedlings from moving on the conveying belt so as to improve the seedling conveying accuracy.
In the invention, the two sides of the seedling clamp are provided with the baffle plates.
In the invention, a seedling tray conveying wheel drives a seedling tray to bend along a guide rail of the seedling tray frame, external power is transmitted to a cam shaft through a transmission mechanism, a cam arranged on the cam shaft starts to rotate, a transverse push rod is tightly attached to the cam under the action of spring tension, the seedling tray conveying wheel drives the seedling tray to move one cell by one sixth of the rotation, and in the operation process, pot seedlings to be ejected on the seedling tray are parallel to ejector pins; when the seedling ejecting condition is met, the camshaft rotates to enable the second transverse push rod to move towards the left side, the ejector pin arranged on the second transverse push rod moves leftwards along with the second transverse push rod, and the pot body of the pot body seedlings is pushed to enable the pot body seedlings to be separated from the seedling tray and fall on the conveying belt; when the pot seedlings fall onto the conveying belt, the shunting partition plate blocks the 5 th and 6 th pot seedlings to prevent the conveying belt from being blocked due to disorder; when the seedling clamp is driven by the chain to move to the seedling receiving end, the friction plate on the seedling clamp moves downwards to drive the driving disc to rotate, the driving disc rotates to drive the conveying belt to move forwards, and then the pot seedlings on the conveying belt fall onto the seedling clamp to finish the conveying of the pot seedlings; in the seedling pushing process, the rotation angle of the cam is smaller than 45 degrees, the seedling pushing device has the characteristics of high seedling pushing speed, small seedling falling time difference and accurate seedling feeding, and the cam rotates a circle of the second transverse push rod to complete one reciprocating motion seedling pushing action.
Has the advantages that:
1) in the invention, a seedling clamping mode of flexibly clamping the stalks and clamping the movable pot clamps of the pot body is adopted, so that the damage to the pot body and the stalks is small;
2) the flexible clamping and movable bowl body clamp moving mode is suitable for automatic seedling receiving and feeding;
3) the invention adopts an ordered seedling supply mode, provides an accurate seedling supply scheme for the chain-clamp type transplanter, and is beneficial to the automatic upgrade of the chain-clamp type transplanter, thereby improving the production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
FIG. 2 is a schematic view of a seedling tray conveying mechanism according to a preferred embodiment of the present invention.
FIG. 3 is a schematic structural diagram of a seedling raising mechanism in a preferred embodiment of the present invention.
FIG. 4 is a schematic diagram of the top seedling in the preferred embodiment of the present invention.
FIG. 5 is a schematic structural view of a seedling transportation mechanism in a preferred embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a transplanting mechanism in a preferred embodiment of the invention.
Fig. 7 is a front view of the transplanting mechanism in the preferred embodiment of the present invention.
Fig. 8 is a view from a in fig. 2.
FIG. 9 is a schematic view of the installation of the seedling-transporting mechanism and the transplanting mechanism in the preferred embodiment of the present invention.
Fig. 10 is a view from direction B of fig. 9.
Fig. 11 is a schematic view showing the opened state of the seedling clamp in the preferred embodiment of the present invention.
Fig. 12 is a schematic view of the closed state of the seedling clamp in the preferred embodiment of the invention.
Fig. 13 to 14 are schematic views illustrating the operation state of the seedling clamp in the preferred embodiment of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1-14, an automatic seedling supply device for a chain-clamp transplanter comprises a seedling tray 1, a seedling tray conveying mechanism 2, a seedling ejecting mechanism 3, a seedling conveying mechanism 4, a transplanting mechanism 5 and a transmission mechanism 6, wherein the seedling tray 1 is placed on an inclined guide rail surface of the seedling tray conveying mechanism 2, external power is transmitted into the transmission mechanism 6 from an arrow head part in fig. 1, the transmission mechanism 6 is connected with the seedling tray conveying mechanism 2, the seedling ejecting mechanism 3 and the transplanting mechanism 5, the seedling ejecting mechanism 3 is arranged between inclined guide rails of the seedling tray conveying mechanism 2 and is bent, the seedling conveying mechanism 4 is arranged in front of the seedling tray conveying mechanism 2, the seedling conveying mechanism 4 is driven by the transplanting mechanism 5, and the automatic seedling supply device has the following specific structure:
the seedling tray conveying mechanism 2 comprises a seedling tray frame 21, a seedling guide plate 22, an installation plate 23 and a seedling tray conveying wheel 24, the seedling tray frame 21 is of a bending structure with an inclined guide rail, a seedling tray 1 enters the seedling tray conveying mechanism 2 from the upper end of the seedling tray frame 21 and slides into the lower end of the seedling tray frame 21 along the seedling tray frame 21, the seedling guide plate 22 is arranged at the lower end of the seedling tray frame 21, teeth on the seedling tray conveying wheel 24 are combined with square holes on the seedling tray 1 to drive the seedling tray 1 to move along the track of the seedling tray frame 21, one sixth of the rotation of the seedling tray conveying wheel 24 drives the seedling tray 1 to move one grid, and the installation plate 23 is arranged on one side of the lower end of the seedling tray frame 21; the seedling guide plate 22 is an arc-shaped thin plate, leaves and branches of pot seedlings are separated when the seedling tray 1 moves, so that the pot seedlings are not wound, seedling leakage or heavy seedlings are prevented, and the lowest end of the seedling guide plate 22 is connected to the mounting plate 23 and is mounted on the seedling tray rack 21 through the mounting plate 23;
the seedling ejecting mechanism 3 comprises a box body 31, a cam 32, a cam shaft 33, a mounting seat 34, a first transverse push rod 35, a guide post 36, an ejector pin 37, a spring 38, a guide sleeve 39, a longitudinal push rod 310 and a second transverse push rod 311, wherein the cam 32 is mounted on the cam shaft 33, the cam shaft 33 is arranged on the box body 31, the box body 31 is arranged between inclined guide rail bends of a seedling tray frame 21, a transmission mechanism 6 is connected with the cam shaft 33 through a flange for transmission, the guide post 36 is arranged in the middle of the inner side of the box body 31, the rotation central axis of the guide post 36 is vertical to the rotation central axis of the cam shaft 33, the guide sleeve 39 is arranged on the inner side of the box body 31, the guide sleeve 39 is symmetrically arranged relative to the guide post 36, the rotation central line of the guide post 36 and the rotation central lines of the guide sleeve 39 on the two sides of the guide, one end of a longitudinal push rod 310 is fixedly connected with a first transverse push rod 35, the other end of the longitudinal push rod 310 is fixedly connected with a second transverse push rod 311, a spring 38 is sleeved on the longitudinal push rod 310 in a clearance mode, the spring 38 is arranged in a guide sleeve 39 through an intermittent matching part, the end face of one end of the spring 38 is in contact with the first transverse push rod 35, the end face of the other end of the spring 38 is in contact with the inner side of a box body 31, the longitudinal push rod 310 penetrates through the spring 38 and the box body 31 in a clearance mode, the relative position of the second transverse push rod 311 is adjusted by adjusting a locking assembly at one end of a guide column 36, meanwhile, the pre-compression amount of the spring 38 and the position of the first transverse push rod 35 relative to a cam 32 are adjusted, a mounting seat 34 for mounting the seedling ejecting mechanism 3 on the seedling tray frame 21 is arranged on the outer side of the bottom of the box body 31, the centre 37, the guide post 36, the guide sleeve 39 and the rotation center line of the longitudinal push rod 310 are parallel to each other;
power is input through a cam shaft 33, 2 cams 32 are installed on the cam shaft 33, the right end of a first transverse push rod 35 is tightly attached to the cams 32 under the tension of a left spring 38 and a right spring 38, a guide column 36 is arranged in the middle of the first transverse push rod 35, the first transverse push rod 35 can slide along the guide column 36, ejector pins 37 are vertically distributed on a second transverse push rod 311, and the positions of the ejector pins 37 correspond to ten pot seedlings on each row of the seedling tray 1;
the seedling tray conveying wheel 24 drives the seedling tray 1 to bend along the guide rail of the seedling tray frame 21, the first transverse push rod 35 is kept at the rightmost end under the action of the spring 38 and clings to the cam 32, the seedling tray conveying wheel 24 drives the seedling tray 1 to move one grid every sixth of rotation, and the bowl seedlings M to be ejected on the seedling tray 1 are ensured to be parallel to the ejector pins 37; when the seedling ejecting condition is met, the camshaft 33 rotates to enable the second transverse push rod 311 to move towards the left side, the ejector pin 37 mounted on the second transverse push rod 311 moves towards the left side, and the pot body of the pot body seedlings M is pushed to enable the pot body seedlings M to be separated from the seedling tray and fall on the seedling conveying mechanism 4; in the seedling pushing process, the rotation angle of the cam 32 is less than 45 degrees, the seedling pushing device has the characteristics of high seedling pushing speed, small seedling falling time difference and accurate seedling feeding, and the cam 32 rotates a circle of the second transverse push rod 311 to complete one reciprocating motion seedling pushing action;
the seedling conveying mechanism 4 comprises a conveying support 41, a driving shaft 42, a driven shaft 43, a dividing partition 44, conveying belts 45, isolating bosses 46 and a driving disc 47, wherein two groups of seedling conveying devices are symmetrically arranged on a driving shaft driving assembly consisting of the driving shaft 42 and the driven shaft 43 by taking the dividing partition 44 as a dividing line, each seedling conveying device comprises the conveying belts 45 and the driving disc 47, the dividing partition 44 is used for preventing the pot seedlings M from falling into the inner sides of the two groups of conveying belts 45 and being clamped, the driving disc 47 is arranged on the driving shaft 42, the isolating bosses 46 are arranged on the conveying belts 45 and preventing the pot seedlings M from moving on the conveying belts 45, the seedling conveying accuracy is improved, the conveying belts 45 are nested on a rotating shaft for supporting the driving disc 47, meanwhile, the outer sides of the conveying belts 45 are driven by the driving shaft 42, a plurality of pot seedlings can be placed on the two conveying belts 45, the specification of the pot seedling disc 1 of, when the pot seedlings M are pushed out by the seedling pushing mechanism 3 to fall on the seedling tray 1 to the conveying belt 45, the shunting partition plate 44 separates and blocks the 5 th and 6 th pot seedlings to prevent the conveying belt 45 from being blocked due to disorder, the driving disc 47 is driven by the seedling clamp 53, the circumference of the conveying belt 45 at the outermost side of the driving shaft 42 is related to the distance between the pot seedlings and the length of the friction plate 536, in the embodiment, the preferable scheme is that the distance between the pot seedlings M is equal to the length of the friction plate 536, and the relation can ensure that one seedling can be accurately conveyed by the seedling clamp at each position;
the transplanting mechanism 5 comprises a transplanting support 51, a chain wheel transmission box 52, a seedling clamp 53, a baffle 54, a chain 55, a furrow opener 56, a soil covering device 57 and a limiting baffle 58, the furrow opener 56 and the soil covering device 57 are symmetrically arranged below the transplanting support 51, the chain wheel transmission box 52 is installed in the middle of the transplanting support 51 through bolts, power is converted and then input into the chain wheel transmission box 52, the seedling clamp 53 is installed on the chain 55 through bolts, the chain wheel transmission box 52 drives the chain 55 to rotate, and therefore the seedling clamp 53 is driven to move around the chain wheel transmission box 52; when the seedling clamp 53 moves to the seedling receiving end under the driving of the chain 55, the friction plate 536 on the seedling clamp 53 moves downwards to drive the driving disc 47 to rotate, the driving disc 47 rotates to drive the conveying belt 45 to move forwards, and then the pot seedlings M on the conveying belt 45 fall onto the seedling clamp 53; in order to prevent the pot seedlings M from falling out of the seedling clamp 53 when rolling, the two sides of the seedling clamp 53 are provided with the baffle plates 54, and the pot clamping end of the seedling clamp 53 is provided with the limiting baffle plate 58, so that the accuracy of seedling receiving is improved;
the seedling clamp 53 comprises a bowl placing area 531, a stem clamping area 532, rotating shafts 533, supporting frames 534, a mounting plate 535 and a friction plate 536, wherein the bowl placing area 531 is used for placing rape bowl seedlings, the stem clamping area 532 is used for placing rape bowl seedlings, the supporting frames 534 are used for preventing the chain 55 from deforming, the seedling clamp 53 is mounted on the chain 55 through the mounting plate 535, the rotating shafts 533 are symmetrically arranged at the outer side of the mounting plate 535 relative to the longitudinal axis of the supporting frames 534, a rotary driving end, an axial limiting area, a stem clamping driving area and a movable bowl clamp are sequentially arranged on each rotating shaft 54, the movable bowl clamp and the bowl placing area 531 are located at the same axial position, the stem clamping driving area and the stem clamping area are located at the same axial position, the rotary driving end is located at one end close to the mounting plate 535, and a limiting block is arranged on the axial limiting area and used for preventing the rotating shafts 54 from moving in the axial, the stem clamping driving area is used for driving the clamping assembly in the stem clamping area to deform, so that the effect of clamping the stems is achieved, the movable bowl clamps are welded on the rotating shaft 54 and rotate along with the rotating shaft 54 to open or close the bowl placing area 531, the purpose of clamping the seedlings without damaging the seedlings is achieved, and the friction plate 536 for driving the driving disc 47 to rotate is arranged below the rotating shaft 54 close to one end of the supporting frame 534;
the bowl body placing area 531 is in a circular arc or polyhedral structure so as to better place the bowl bodies of the rape bowl seedlings without damaging the bowl bodies of the rape bowl seedlings;
the clamping assembly is arranged in the stem clamping area 532, and the clamping assembly is made of flexible materials, so that the rape pot seedling stems cannot be damaged in the process of clamping the stems.
In this embodiment, taking the automatic seedling feeding pot seedling M1 and the pot seedling M2 as an example, the first seedling clamp 53A, the second seedling clamp 53B and the third seedling clamp 53C are sequentially installed on the chain 55, and the driving disc 47 is symmetrically arranged, specifically, the operation is as follows:
the seedling clamp 53 is provided with a friction plate 536, the friction plate 536 and the driving disc 47 generate friction transmission to promote the driving disc 47 to regularly rotate, when the position is shown in figure 13, the first seedling clamp 53A successfully receives the pot seedlings and successfully clamps the pot seedlings, the second seedling clamp 53B just completes the seedling receiving, and the third seedling clamp 53C waits for the seedling receiving; when the second seedling clamp 53B moves to the position on the drawing from the upper part of the seedling conveying mechanism 4, the second seedling clamp 53B is driven by the chain 55 to linearly move in the direction vertical to the direction of the seedling conveying mechanism 4, the friction plate 536 is in contact with the driving disc 47 when passing through the seedling conveying mechanism 4, the driving disc 47 rotates to drive the driving shaft 42 of the seedling conveying mechanism 4 to rotate, and the conveying belt 45 moves towards the right side to enable the pot seedling M1 to be separated from the conveying belt 45 and fall onto the second seedling clamp 53B; the seedling clamp 53 moves one grid, the seedling conveying belt 45 moves one pot seedling width, and at the moment, the pot seedling M2 moves to the rightmost end of the conveying belt 45 to prepare for entering the next seedling falling cycle; the seedling conveying mechanism 4 at the position shown in the figure is arranged between the second seedling clamp 53B and the third seedling clamp 53C, as the driving disc 47 already passes over the friction plate 536, the seedling clamp 53 moves from the position to the position before the friction plate 536 of the third seedling clamp 53C contacts with the driving disc 47, the seedling conveying belt 45 does not move and does not convey the pot seedlings under the action of self friction resistance or set friction resistance; similarly, after the friction plate 536 of the third seedling clamp 53C contacts the driving disc 47, the conveying belt 45 conveys the pot seedlings M2 to the third seedling clamp 53C, and the baffle plates 54 are arranged along the two sides of the seedling clamp 53, so that the pot seedlings are prevented from running out of the seedling clamp 53 in the seedling conveying process, and the seedling leakage and damage are avoided;
in order to improve the seedling feeding accuracy, the relationship between the seedling clamp 53 and the pot seedlings on the seedling conveying belt 45 is as follows: when the top surface (shown as position P1) of the clamping component of the stalk clamping area 532 in the seedling clamp 53 moves downwards to the central position (shown as position P2) of the driving shaft 42, the friction plate 536 of the seedling clamp 53 contacts with the driving disc 47 and starts to drive the conveying belt 45 to move, and the height L1 of the friction plate 54 is equal to the distance L2 between two pots of seedlings on the conveying belt 45;
in another preferred scheme, in order to prevent the friction plate 536 and the driving disc 47 from slipping, which causes the problem of disordered seedling receiving positions, the direct driving of the friction plate 536 and the driving disc 47 can be upgraded to a rack-and-pinion type transmission, or upgraded to a fixed position for the seedling clamp 53 to move, and the conveying belt 45 conveys a certain length; the conveying belts 45 are horizontally arranged and are arranged between the two sets of transplanting mechanisms 5 and are perpendicular to the transplanting mechanisms 5, the two sets of transplanting mechanisms 5 are symmetrically arranged around the conveying belts 45, when the transplanting mechanisms 5 move, the seedling clamps 53 on the transplanting mechanisms 5 respectively drive the seedling conveying belts 45 on the two sides to move, the seedling clamps 53 are supplied with pot seedlings from the side surfaces, the structure is compact, the seedling conveying precision is high, and the seedling conveying device is suitable for high-speed seedling conveying.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an automatic seedling device that supplies for chain clamp formula transplanter, including seedling dish, seedling dish conveying mechanism, a seedling mechanism, defeated seedling mechanism, transplanting mechanism and drive mechanism, its characterized in that, seedling dish is placed on seedling dish conveying mechanism, drive mechanism and seedling dish conveying mechanism, a seedling mechanism and transplanting mechanism are connected, a seedling mechanism sets up between the slope guide rail of seedling dish conveying mechanism bends, defeated seedling mechanism sets up in seedling dish conveying mechanism the place ahead, defeated seedling mechanism is by transplanting the mechanism drive, concrete structure as follows:
in the seedling tray conveying mechanism, a seedling tray frame is of a bending structure with an inclined guide rail, a seedling tray is placed on the inclined guide rail surface of the seedling tray frame, a seedling guide plate for separating leaves and branches of a pot body seedling when the seedling tray moves is arranged at the lower end of the seedling tray frame, teeth for driving the seedling tray to move along the seedling tray frame rail are arranged on a seedling tray conveying wheel, and the seedling tray conveying wheel drives the seedling tray to move one grid every sixth of rotation;
in the seedling ejecting mechanism, a box body is arranged between the bending of an inclined guide rail of a seedling tray rack, a pair of cams is installed on a cam shaft, the cam shaft is arranged on the box body, a transmission mechanism is connected with the cam shaft for transmission, a guide post is arranged in the middle of the inner side of the box body, the rotary central axis of the guide post is mutually vertical to the rotary central axis of the cam shaft, the middle of a first transverse push rod is sleeved on the guide post through clearance fit, one end of a longitudinal push rod is fixedly connected with the first transverse push rod, and the other end of the longitudinal push rod is fixedly connected; the spring gap is sleeved on the longitudinal push rod, meanwhile, the end face of one end of the spring is contacted with the first transverse push rod, the end face of the other end of the spring is contacted with the inner side of the box body, and the longitudinal push rod gap penetrates through the spring and the box body; the mounting seat for mounting the seedling ejecting mechanism on the seedling tray rack is arranged on the outer side of the bottom of the box body, and the thimbles are vertically distributed on the second transverse push rod;
in the seedling conveying mechanism, two groups of seedling conveying devices are symmetrically arranged on a moving shaft driving assembly consisting of a driving shaft and a driven shaft by taking a flow dividing partition plate as a dividing line, each group of seedling conveying devices comprises a conveying belt and a driving disc, the driving disc is arranged on the driving shaft, the conveying belt is embedded on a rotating shaft for supporting the driving disc, and the outer side of the conveying belt is in contact with the driving shaft;
in the transplanting mechanism, furrow openers and soil coverers are symmetrically arranged below a transplanting bracket, a chain wheel transmission box is arranged in the middle of the transplanting bracket, a chain is arranged on the chain wheel transmission box, and seedling clamps are arranged on the chain; the seedling clamp is provided with a pot body placing area for placing the rape pot seedling pot body and a stem clamping area for placing rape pot seedling stems, the stem clamping area is provided with a clamping assembly, a supporting frame for preventing the chain from deforming is arranged between two mounting plates, the seedling clamp is mounted on the chain through the mounting plates, the rotating shafts are symmetrically arranged on the outer sides of the mounting plates relative to the longitudinal axis of the supporting frame, each rotating shaft is sequentially provided with a rotating driving end, an axial limiting area, a stem clamping driving area and a movable pot clamp, and the movable pot clamps are welded on the rotating shafts; the friction plate for driving the driving disc to rotate is arranged below the rotating shaft close to one end of the supporting frame.
2. The automatic seedling supply device for chain-clip type transplanting machine as claimed in claim 1, wherein the seedling tray is provided with square holes for engaging with the teeth of the seedling tray conveying wheel.
3. The automatic seedling feeding device for chain-clip type transplanting machine as claimed in claim 1, wherein the longitudinal push rod is provided with a guide sleeve, and the spring is disposed in the guide sleeve through an intermittent fitting portion.
4. The automatic seedling feeding device for chain-clip type transplanting machine as claimed in claim 1, wherein a locking assembly is provided at one end of the guide post.
5. The automatic seedling feeding device for chain-clip type transplanting machine as claimed in claim 1, wherein the movable bowl clip is located at the same axial position as the bowl placing region, the stem holding driving region is located at the same axial position as the stem holding region, and the rotation driving end is located at one end close to the mounting plate.
6. The automatic seedling supply device for the chain-clamp type transplanter according to claim 1, wherein a limiting block is arranged on the axial limiting region.
7. The automatic seedling feeder for chain-clip type transplanting machine as claimed in claim 1, wherein the pot placing area is a circular arc type or polyhedral type structure.
8. The automatic seedling feeding device for chain-clip type transplanting machine as claimed in claim 1, wherein the clamping assembly is made of flexible material.
9. The automatic seedling supply device for chain-clip type transplanting machine as claimed in claim 1, wherein the conveyor belt is provided with a separation boss for preventing the pot seedlings from moving on the conveyor belt.
10. The automatic seedling supply device for the chain-clamp transplanter is characterized in that a seedling tray conveying wheel drives a seedling tray to bend along a guide rail of the seedling tray frame, external power is transmitted to a cam shaft through a transmission mechanism, a cam arranged on the cam shaft starts to rotate, a transverse push rod is tightly attached to the cam under the action of spring tension, the seedling tray conveying wheel drives the seedling tray to move one lattice every sixth rotation, and in the operation process, pot seedlings to be ejected on the seedling tray are parallel to ejector pins; when the seedling ejecting condition is met, the camshaft rotates to enable the second transverse push rod to move towards the left side, the ejector pin arranged on the second transverse push rod moves leftwards along with the second transverse push rod, and the pot body of the pot body seedlings is pushed to enable the pot body seedlings to be separated from the seedling tray and fall on the conveying belt; when the pot seedlings fall onto the conveying belt, the shunting partition plate blocks the 5 th and 6 th pot seedlings to prevent the conveying belt from being blocked due to disorder; when the seedling clamp is driven by the chain to move to the seedling receiving end, the friction plate on the seedling clamp moves downwards to drive the driving disc to rotate, the driving disc rotates to drive the conveying belt to move forwards, and then the pot seedlings on the conveying belt fall onto the seedling clamp, so that the conveying of the pot seedlings is completed.
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| CN201911006546.7A CN110710369B (en) | 2019-10-22 | 2019-10-22 | Automatic seedling feeding device for chain clamp type transplanting machine |
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| CN201911006546.7A CN110710369B (en) | 2019-10-22 | 2019-10-22 | Automatic seedling feeding device for chain clamp type transplanting machine |
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| CN111264150A (en) * | 2020-04-06 | 2020-06-12 | 蒋彩霞 | Transplanting device for transplanting rice seedlings in agriculture |
| CN112703865A (en) * | 2020-12-29 | 2021-04-27 | 农业农村部南京农业机械化研究所 | Be suitable for accurate whole row of transferring of degradable material seedling tray and get seedling mechanism |
| CN112772069A (en) * | 2020-12-16 | 2021-05-11 | 衢州学院 | Seedling throwing device for pot seedlings |
| CN113875406A (en) * | 2021-08-27 | 2022-01-04 | 北京工业大学 | Automatic seedling device that supplies of wooden cutting |
| CN114846967A (en) * | 2022-04-22 | 2022-08-05 | 河南科技大学 | Degradable dry land transplanting device for plug tray |
| CN115462223A (en) * | 2022-10-25 | 2022-12-13 | 江西农业大学 | Ordered seedling throwing device for pot blanket seedlings |
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| CN113875406A (en) * | 2021-08-27 | 2022-01-04 | 北京工业大学 | Automatic seedling device that supplies of wooden cutting |
| CN114846967A (en) * | 2022-04-22 | 2022-08-05 | 河南科技大学 | Degradable dry land transplanting device for plug tray |
| CN114846967B (en) * | 2022-04-22 | 2023-02-03 | 河南科技大学 | Degradable dry land transplanting device for plug tray |
| CN115462223A (en) * | 2022-10-25 | 2022-12-13 | 江西农业大学 | Ordered seedling throwing device for pot blanket seedlings |
| CN115462223B (en) * | 2022-10-25 | 2024-02-06 | 江西农业大学 | Ordered seedling throwing device for bowl blanket seedlings |
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