CN115529904B - Cup-hanging seedling separating mechanism based on degradable seedling tray - Google Patents
Cup-hanging seedling separating mechanism based on degradable seedling tray Download PDFInfo
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- CN115529904B CN115529904B CN202211272514.3A CN202211272514A CN115529904B CN 115529904 B CN115529904 B CN 115529904B CN 202211272514 A CN202211272514 A CN 202211272514A CN 115529904 B CN115529904 B CN 115529904B
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- seedling tray
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- 230000007246 mechanism Effects 0.000 title claims abstract description 82
- 238000005520 cutting process Methods 0.000 claims abstract description 28
- 239000000725 suspension Substances 0.000 claims description 35
- 238000003825 pressing Methods 0.000 claims description 17
- 230000011218 segmentation Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Classifications
-
- 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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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/006—Other parts or details or planting machines
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
- Transplanting Machines (AREA)
Abstract
The invention discloses a cup-hanging seedling separating mechanism based on a degradable seedling tray, which comprises a transfer device, a cutting device and a cup-hanging mechanism; the cutting device is arranged on a transfer line of the transfer device; the cup hanging mechanism is arranged at the tail end of the transfer device and comprises a plurality of cup hanging mechanisms which are distributed in a waist-round shape; the transfer device comprises a plurality of parallel conveying units, and the tail ends of the adjacent conveying units are staggered by a preset distance, so that the tail ends of all the conveying units are arranged in a step shape; the cup hanging mechanism is provided with a cup hanging at the end of each conveying unit in a top view direction, and the cup hanging mechanism is arranged obliquely relative to the conveying direction of the conveying unit. According to the invention, the tail ends of all the conveying units are arranged along the oblique line, and the length direction of the cup hanging mechanism is parallel to the oblique line, so that the distance between the conveying units is smaller than the distance between the cup hanging units, the seedling tray can be designed to be more compact, the area of the seedling tray is greatly reduced, and the whole layout of the transplanting device is compact and occupies small space.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a suspension cup type seedling separating mechanism based on a degradable seedling tray.
Background
In recent years, the traditional agricultural production mode in China is continuously changed to facility agriculture, the greenhouse plug seedling is also greatly popularized and developed, and seedlings are transplanted into the soil through a transplanting machine after the plug seedling is well cultivated, so that automatic planting of the seedlings is realized.
The patent CN203279494U discloses a seedling device is held to branch seedling of dry land transplanter, including dividing seedling device and holding the seedling device, divide seedling device to include seedling cup, annular conveying chain, it has the seedling cup to distribute on the annular conveying chain, the seedling cup bottom is connected with the bottom plate through the torsional spring, it has the seedling mouth to open on the platform, hold the seedling device and hold seedling cup and opening device including holding the seedling cup, hold the seedling cup and install in seedling mouth below, in this patent scheme, need the manual work throw the seedling, throw the seedling of alms bowl in the seedling cup by the operator, intensity of labour is high.
The patent CN109197065a provides a full-automatic plug seedling transplanting device, which comprises an operation table, a plug seedling tray is placed on the operation table, a push-tray electric push rod is installed at one end of the plug seedling tray, a chain with a plurality of clamping mechanisms is also installed at one end of the plug seedling tray, during operation, the plug seedling tray is horizontally moved by the push-tray electric push rod, and the clamping mechanisms are circularly moved by the chain to continuously acquire seedlings from the plug seedling tray. On the other hand, the clamping mechanism clamps the seedling and hurts the seedling easily, the applicant's prior application CN112703865a discloses a whole row of accurate transfer seedling taking mechanism suitable for degradable material seedling raising tray, it is through its accurate transfer mechanism and accurate seedling taking mechanism that includes, in this scheme, the movable knife is longer, in order to prevent the deformation that produces in the stopping knife cutting process, need make the movable knife thicker, and set up the blade of movable knife into the bevel connection, in the cutting process, the knife tip of movable knife acts on the seedling tray earlier, cut off the junction in the seedling tray along with movable knife decline gradually, this kind of mode movable knife's cutting stroke is long, cutting efficiency is low, and the blade is to the in-process of being cut by the cutting position, make the cutting position perk or make the seedling tray shift easily, this is the second aspect technical problem of this invention. In addition, the accurate transfer mechanism is arranged at the front end of the accurate seedling taking mechanism, the part of the seedling tray arranged on the accurate seedling taking mechanism is not pushed by the lengthened pin shaft 315, and is pushed to advance, and the situation that the seedling tray is not pushed in place can be generated because the seedling tray is deformed, so that the seedling tray cannot be completely cut, or the cut seedling cup falls off in an unequal state, which is the technical problem of the third aspect.
The following is developed with the technical problems of the first aspect described above as main technical problems.
Disclosure of Invention
The invention aims to: in order to overcome the defects in the prior art, the invention provides the cup-hanging seedling separating mechanism based on the degradable seedling tray, which is compact in layout and small in occupied space.
The technical scheme is as follows: in order to achieve the above purpose, the cup-hanging seedling separating mechanism based on the degradable seedling tray comprises a transfer device, a cutting device and a cup-hanging mechanism; the cutting device is arranged on a transfer line of the transfer device; the cup hanging mechanism is arranged at the tail end of the transferring device so as to receive seedling growing cups with seedlings, the cup hanging mechanism comprises a plurality of cup hanging devices which are distributed in a kidney-shaped manner, and all the cup hanging devices can circularly run along a kidney-shaped track;
the transfer device comprises a plurality of parallel conveying units, wherein the tail ends of the adjacent conveying units are staggered by a preset distance, so that the tail ends of all the conveying units are arranged in a step shape;
the cup hanging mechanism is provided with the cup hanging mechanism having the cup at the end of each of the conveying units in a top view direction, and is provided with the cup hanging mechanism being inclined with respect to the conveying direction of the conveying unit.
Further, pushing teeth are equidistantly arranged on the conveying unit.
Further, the conveying unit is a synchronous belt or a chain, and two ends of the conveying unit are respectively provided with a driving wheel and a driven wheel.
Further, the starting ends of all the conveying units are level with each other, and the driving wheels at the starting ends of all the conveying units are connected with the same driving shaft.
Further, in the cup hanging mechanism, all the cups are connected into an annular chain by a connecting plate;
the cup hanging mechanism further comprises two driving wheels positioned at two ends of the kidney-shaped track, wherein one driving wheel is used as a driving wheel; the circumference of the driving wheel is provided with arc grooves for embedding the suspension cups in a circumferential array.
Further, the cup suspension mechanism further comprises an inner restraining bar and an outer restraining ring arranged around all the cups;
the inner constraint rod is arranged on the inner side of the waist-round track, and two ends of the inner constraint rod are connected with the two driving wheels.
Further, the suspension cup comprises a cup body which is penetrated up and down, and also comprises a bottom plate which is rotatably arranged at the bottom end of the cup body, and a torsion spring is arranged between the cup body and the bottom plate;
the cup hanging mechanism further comprises a waist-shaped retaining rod which supports the bottom plate; the retaining bar has a notch above the release position.
Further, the cutting device comprises a fixed cutter, a movable cutter and a lifting driving mechanism for driving the movable cutter to do lifting movement; the fixed blades and the movable blades are equal in number and are arranged in one-to-one correspondence;
the stationary knife has a guide slot extending downward from its top;
each movable blade is sleeved with a pressing block which is in sliding connection with the movable blade, and the lower side of the pressing block is provided with a notch for the movable blade to extend out and retract.
Further, in the left-right direction, the stationary blades are staggered with the conveying unit.
Further, all the fixed cutters are fixed on a transverse fixed cutter frame; the fixed knife rest passes through the conveying unit and contacts with the upper half side of the conveying unit.
The beneficial effects are that: (1) In the invention, the tail ends of all the conveying units are arranged along the oblique line, and the length direction of the cup hanging mechanism is parallel to the oblique line, so that the projection distance of the spacing between adjacent cups in the left-right direction is equal to the spacing between the adjacent conveying units, namely the spacing between the conveying units is smaller than the spacing between the cups, so that larger cups can be used for simultaneously designing the seedling tray more compactly, the area of the seedling tray is greatly reduced, and the problem that a transfer device with a wider area is required when the seedling tray is designed by directly adapting the spacing of the cups is solved, so that the whole layout of the transplanting device is compact, and the occupied space is small.
(2) The structure of the cutting device is improved, the top of the fixed blade is provided with a guide groove, the periphery of the movable blade is sleeved with a pressing block, the bottom of the movable blade is a flat cutting edge, the cutting efficiency can be accelerated, and the movable blade is prevented from being bent or even damaged in the cutting process;
(3) The conveying unit passes through the cutting device, so that the seedling tray and the cut seedling cup can be accurately pushed in the whole process, and the pushing precision and the seedling throwing quality are ensured.
Drawings
FIG. 1 is a view showing a structure of a seedling tray;
FIG. 2 is an enlarged view of a portion of the seedling tray;
FIG. 3 is a top view block diagram based on a degradable seedling tray;
FIG. 4 is a perspective view of a degradable seedling tray-based structure;
FIG. 5 is a layout of the cup handling mechanism and the transfer device when the cup handling mechanism is laterally positioned;
FIG. 6 is an enlarged view of the portion A of FIG. 4;
FIG. 7 is a first view of the cup mechanism;
fig. 8 is a second view of the cup mechanism.
In the figure: a-seedling tray; a1-a seedling raising cup; a2-disconnection; 1-a transfer device; 11-a transfer unit; 12-pushing teeth; 13-a drive wheel; 14-driven wheel; 15-a drive shaft; 2-a segmentation device; 21-fixing the cutter; 211-guiding grooves; 22-moving blades; 23-lifting driving mechanism; 24-briquetting; 241-notch; 25-a fixed tool rest; 26-a spring; 3-a cup hanging mechanism; 31-hanging cup; 311-cup body; 312-a bottom plate; 32-connecting plates; 33-a driving wheel; 331-arc grooves; 34-an outer confinement ring; 35-an inner restraint rod; 36-a holding rod; 37-guide hopper.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
The structure of the seedling tray a is shown in fig. 1-2, the whole seedling tray a is made of degradable materials and comprises a plurality of seedling cups a1 arranged in a square array, the seedling cups a1 are of a structure with wide upper part and narrow lower part, namely the side walls of the seedling cups a1 are provided with draft angles, so that the seedling tray a can be conveniently opened and stacked. The two longitudinal sides of each seedling cup a1 are respectively provided with a breaking line a2, the breaking lines a2 break the longitudinal connecting parts between the seedling cups a1, and the breaking lines a2 are oblique lines, so that the breaking lines a2 corresponding to the seedling cups a1 in the same row in the transverse direction are not connected with each other, the integrity of the seedling tray a can be ensured, and the seedling tray a cannot be greatly deformed to influence the transportation when the seedling tray a is transported. When the seedling cup a1 needs to be cut out due to the existence of the break line a2, only the lateral connection portions of the seedling cup a1 need to be cut, and the technical feature "the portion to be cut" in the following embodiments is the lateral connection portion.
As shown in fig. 3-4, the suspension cup seedling separating mechanism based on the degradable seedling tray of the invention comprises a transfer device 1, a splitting device 2 and a suspension cup mechanism 3, wherein the front-back direction is parallel to the conveying direction of the transfer device 1 for convenience of subsequent description, and the transfer device 1 conveys the seedling tray a from front to back.
The cutting device 2 is arranged on a transfer line of the transfer device 1; the cup hanging mechanism 3 is arranged at the tail end of the transferring device 1 to receive a seedling cup a1 with seedlings.
The suspension cup mechanism 3 includes a plurality of suspension cups 31 in a oval layout, and all suspension cups 31 can circulate along the oval track, and the oval, i.e. the racetrack, includes two semicircles in symmetrical layout and a straight line connecting the two semicircles and arranged in parallel.
The transfer device 1 comprises a plurality of parallel conveying units 11, wherein the tail ends of the adjacent conveying units 11 are staggered by a preset distance which is an integer multiple of the longitudinal distance between the seedling cups a1 on the seedling tray a, so that the tail ends of all the conveying units 11 are arranged in a step shape.
The length direction of the cup hanging mechanism 3 (i.e., the extending direction of the connecting line of the centers of the two semicircles included in the oval track) is inclined with respect to the conveying direction of the conveying units 11, the cup hanging mechanism 3 has the cup hanging 31 facing the end of each conveying unit 11 in the top view direction, and the cup hanging corresponding to the end of all conveying units 11 is continuously arranged.
With the above-described structure, since the ends of all the conveying units 11 are arranged in a stepped manner, that is, in a diagonal line, the length direction of the cup hanging mechanism 3 is parallel to the diagonal line, and thus the distance d between adjacent cups 31 2 The projection distance in the left-right direction and the distance d between adjacent conveying units 11 1 Equal (as shown in fig. 3), i.e., the interval between the conveying units 11 is smaller than the interval between the cups 31, d is set to be θ in the longitudinal direction of the cup hanging mechanism 3 and the left-right direction 1 ＝d 2* compared with the fact that the spacing between the cos theta and the conveying units 11 is equal to the spacing between the seedling raising cups a1 on the seedling tray a, the seedling tray a can be designed to be more compact, if the cup hanging mechanism 3 is horizontally arranged left and right as shown in fig. 5, the conveying device 1 is obviously widened, the lateral spacing of the seedling raising cups in the corresponding seedling tray can be increased, large-area space is wasted, the area of the seedling tray a is greatly reduced by adopting the scheme of the application, and the problems that the area of the seedling tray a is increased and the conveying device 1 needs to be wider when the seedling tray a is designed by directly adapting the spacing of the cup hanging mechanism 31 are solved.
Preferably, pushing teeth 12 are equidistantly arranged on the conveying unit 11, when the seedling trays a are placed on the transfer device 1, pushing teeth 12 are arranged on the front side and the rear side of each seedling cup a1, and the bottoms of the seedling cups a1 are placed on the conveying unit 11; through setting up push tooth 12, when transferring seedling dish a, the seedling dish can not skid for transfer unit 11 and lead to transferring not in place or produce accumulated error, and transfer unit 11 passes segmentation device 2, push tooth 12 can carry out whole journey propelling movement to the seedling that obtains next and after the segmentation seedling cup a1 before the segmentation, compare in the preceding application CN112703865A first half way can accurate propelling movement, the mode that the seedling dish latter half of the seedling dish was pushed is leaned on to the part that reaches the cutting and gets the seedling device is obviously more reasonable, and the propelling movement is more accurate, the technical problem of third aspect in the background art has been solved.
The conveying unit 11 is a synchronous belt, a belt or a chain, and a driving wheel 13 and a driven wheel 14 are respectively disposed at two ends of the conveying unit, and in this embodiment, the conveying unit 11 is a synchronous belt, and the driving wheel 13 is a synchronous wheel. The starting ends of all the conveying units 11 are flush with each other, and the driving wheels 13 at the starting ends of all the conveying units 11 are connected to the same driving shaft 15, in such a way that all the conveying units 11 can be operated synchronously.
Preferably, as shown in fig. 7, in the cup hanging mechanism 3, all the cups 31 are connected into an endless chain by a connecting plate 32; the cup hanging mechanism 3 further comprises two driving wheels 33 positioned at two ends of the kidney-shaped track, wherein one driving wheel 33 is used as a driving wheel, and the driving wheel is driven by a first motor 34 to run; the circumference of the driving wheel 33 is provided with arc-shaped grooves 331 for embedding the suspension cup 31 in a circumferential array.
The cup hanging mechanism 3 further comprises an inner constraint rod 35 and an outer constraint ring 34 arranged around all the cups 31, wherein the outer constraint ring 34 is in a waist-round shape; the inner constraint rod 35 is disposed at the inner side of the oval track, and two ends of the inner constraint rod are engaged with the two driving wheels 33, so that the suspension cup 31 separated from the arc-shaped groove 331 enters the channel between the inner constraint rod 35 and the outer constraint ring 34, and the suspension cup 31 separated from the channel between the inner constraint rod 35 and the outer constraint ring 34 is embedded into the arc-shaped groove 331, so that the suspension cup mechanism 3 can stably operate.
In order to realize automatic seedling throwing, the suspension cup 31 comprises a cup body 311 which is penetrated up and down, and also comprises a bottom plate 312 rotatably arranged at the bottom end of the cup body 311, and a torsion spring is arranged between the cup body 311 and the bottom plate 312; as shown in fig. 8, the cup lifting mechanism 3 further includes a retaining bar 36 having a waist shape for supporting the bottom plate 312; the retaining bar 36 has a notch above the release position. With the above structure, when the driving wheel drives the endless chain to run, each suspension cup 31 passes through the notch in turn. For the suspension cup 31 at the notch, as the seedling raising cup a1 in the suspension cup is heavy together with the soil in the seedling raising cup a1 and the seedlings, the three can open the bottom plate 312 by gravity, so that the suspension cup falls from the release position, and the bottom plate 312 resets under the action of the torsion spring after falling. The guide hopper 37 is arranged below the release position, and the guide hopper 37 can guide and center the seedling cup a1, so that the drop point of the seedling cup a1 is more definite, and the seedling cup a1 can be conveniently acquired by a next-stage receiving mechanism.
Preferably, as shown in fig. 6, the slicing apparatus 2 includes a fixed blade 21, a movable blade 22, and a lifting driving mechanism 23 for driving the movable blade 22 to move up and down; the fixed blades 21 and the movable blades 22 are equal in number and are arranged in one-to-one correspondence; the lower end of the movable blade 22 is a flat blade; the stationary blade 21 has a guide groove 211 extending downward from the top thereof; each movable blade 22 is sleeved with a pressing block 24 which is in sliding connection with the movable blade, the splitting device 2 further comprises a spring 26 which applies downward force to the pressing block 24, and a notch 241 for enabling the movable blade 22 to extend out and retract is formed in the lower side of the pressing block 24.
With the above structure, when the movable blade 22 is located at the high position, the movable blade 22 is placed in the pressing block 24, and the lower end of the movable blade 22 is higher than the lower end of the pressing block 24 or is flush with the lower end of the pressing block 24; when the lifting driving mechanism 23 drives the movable blade 22 to descend to cut the seedling tray a, the pressing block 24 descends along with the movable blade 22 and acts on the seedling tray a before the movable blade 22; the lower extreme of briquetting 24 and the top of stationary knife 21 compress tightly fixed to seedling dish a's portion of waiting to cut, afterwards, briquetting 24 can't continue to descend, move blade 22 and continue to descend and stretch out from notch 241 and cut off seedling dish a's portion of waiting to cut, move blade 22 part that stretches out gets into in the guide slot 211, guide slot 211 guides moving blade 22's decline, so move blade 22 not stretching out the part and receive notch 241's guide, the part that stretches out receives the guide of guide slot 211, can prevent moving blade 22 segmentation in-process crooked influence segmentation effect. The width of the guiding groove 211 is wider than that of the movable blade 22, and in the process of cutting the seedling tray a to be cut by the movable blade 22, plastic deformation may occur at the to-be-cut part, and the movable blade 22 can continue cutting operation in the guiding groove 211 as the movable blade 22 is embedded into the guiding groove 211.
By improving the structure of the movable blade 22 and arranging the pressing block 24 which elastically slides relative to the movable blade 22, the stability of the cutting process can be greatly improved, the movable blade 22 can be designed to be thinner and sharper, and can be made into a flat-knife-edge design, the cutting stroke is greatly reduced, the cutting efficiency is improved, and the technical problem of the second aspect mentioned in the background art is solved.
The stationary blades 21 are staggered with the conveying unit 11 in the left-right direction. All the fixed cutters 21 are fixed on a transverse fixed cutter frame 25; the fixed knife rest 25 passes through the conveying unit 11 and contacts with the upper half side of the conveying unit 11, so that the fixed knife rest 25 plays a supporting role on the conveying unit 11, and the situation that the position of the seedling tray a is lowered and the position to be cut cannot reach the upper side of the fixed knife 21 due to the fact that the middle part of the conveying unit 11 is sunken can be effectively prevented.
The operation process of the cup-hanging seedling separating mechanism based on the degradable seedling tray is as follows:
the user puts the seedling tray a on the transfer device 1, the transfer device 1 comprises n conveying units 11, and the straight line part of the waist-round track of the cup hanging mechanism 3 is provided with n hanging cups 31 which face the tail ends of the conveying units 11; the transfer device 1 is operated to transfer a preset step distance so that the seedling tray a and the cut seedling cups a1 on the transfer device are moved backwards by one step distance, and the seedling cups a1 at the tail end of each transfer unit 11 drop into the corresponding hanging cup 31; thereafter, on the one hand, the cutting device 2 performs a cutting operation to cut off the portion to be cut, which has just been transferred between the fixed blade 21 and the movable blade 22, and on the other hand, the cup hanging mechanism 3 is operated so that the cups 31 with the seedling cups a1 are sequentially operated to the release position to throw out seedlings, and when the n cups 31 are completely thrown, the transfer device 1 is operated again to transfer a distance of one preset step, and so on, so that the transplanting device continuously performs a transplanting operation.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (10)
1. A suspension cup type seedling separating mechanism based on a degradable seedling tray comprises a transfer device (1), a cutting device (2) and a suspension cup mechanism (3); the cutting device (2) is arranged on a transfer line of the transfer device (1); the cup hanging mechanism (3) is arranged at the tail end of the transferring device (1) so as to receive seedling growing cups (a 1) with seedlings, the cup hanging mechanism (3) comprises a plurality of cup hanging mechanisms (31) which are distributed in a waist-round shape, and all the cup hanging mechanisms (31) can circularly run along a waist-round shape track;
the method is characterized in that:
the transfer device (1) comprises a plurality of parallel conveying units (11), wherein the tail ends of the adjacent conveying units (11) are staggered by a preset distance, so that the tail ends of all the conveying units (11) are arranged in a step shape;
the length direction of the cup hanging mechanism (3) is inclined relative to the conveying direction of the conveying units (11), and the cup hanging mechanism (3) is provided with the cup hanging (31) which is opposite to the tail end of each conveying unit (11) in the overlooking direction;
seedling dish (a) is including being a plurality of seedling cups (a 1) that square array set up, and the longitudinal both sides of every seedling cup (a 1) are provided with break line (a 2) respectively, and the longitudinal connecting portion disconnection between the seedling cup (a 1) is made to break line (a 2), because the existence of break line (a 2), when segmentation device (2) carried out the segmentation operation at every turn, only need cut the transverse connecting portion between a horizontal row seedling cup (a 1), can make every seedling cup (a 1) of this horizontal row become independent individual.
2. The seedling-separating mechanism of the suspension cup type based on the degradable seedling tray according to claim 1, wherein the conveying unit (11) is provided with pushing teeth (12) at equal intervals.
3. The seedling-separating mechanism of suspension cup type based on the degradable seedling tray according to claim 1, wherein the conveying unit (11) is a synchronous belt or a chain, and two ends of the conveying unit are respectively provided with a driving wheel (13) and a driven wheel (14).
4. A suspension cup seedling separating mechanism based on a degradable seedling tray as claimed in claim 3, characterized in that the starting ends of all the conveying units (11) are level with each other, and the driving wheels (13) at the starting ends of all the conveying units (11) are connected with the same driving shaft (15).
5. The seedling-separating mechanism of suspension cup type based on the degradable seedling tray according to claim 1, characterized in that in the suspension cup mechanism (3), all suspension cups (31) are connected into an annular chain by a connecting plate (32);
the cup hanging mechanism (3) further comprises two driving wheels (33) positioned at two ends of the kidney-shaped track, and one driving wheel (33) is used as a driving wheel; arc-shaped grooves (331) for embedding the suspension cups (31) are formed in the periphery of the driving wheel (33) in a circumferential array.
6. The seedling-separating mechanism of the suspension cup type based on the degradable seedling tray according to claim 5, characterized in that the suspension cup mechanism (3) further comprises an inner constraint rod (35) and an outer constraint ring (34) arranged around all suspension cups (31);
the inner constraint rod (35) is arranged on the inner side of the kidney-shaped track, and two ends of the inner constraint rod are connected with the two driving wheels (33).
7. The seedling-separating mechanism of suspension cup based on degradable seedling tray according to claim 1, characterized in that the suspension cup (31) comprises a cup body (311) which is penetrated up and down, and a bottom plate (312) which is rotatably arranged at the bottom end of the cup body (311), and a torsion spring is arranged between the cup body (311) and the bottom plate (312);
the cup hanging mechanism (3) further comprises a waist-shaped retaining rod (36) which supports the bottom plate (312); the retaining bar (36) has a notch above the release position.
8. The seedling-separating mechanism of the suspension cup type based on the degradable seedling tray according to the claim 1, characterized in that the cutting device (2) comprises a fixed knife (21), a movable knife (22) and a lifting driving mechanism (23) for driving the movable knife (22) to move up and down; the fixed blades (21) and the movable blades (22) are equal in number and are arranged in one-to-one correspondence;
the stationary knife (21) has a guide slot (211) extending downwardly from the top thereof;
each movable blade (22) is sleeved with a pressing block (24) which is in sliding connection with the movable blade, and the lower side of each pressing block (24) is provided with a notch (241) for the movable blade (22) to extend out and retract;
the lower end of the movable blade (22) is a flat blade edge, when the movable blade (22) is positioned at a high position, the movable blade (22) is arranged in the pressing block (24), the lower end of the movable blade (22) is higher than the lower end of the pressing block (24) or is flush with the lower end of the pressing block (24), in the descending process of the movable blade (22), the lower end of the pressing block (24) and the top of the fixed blade (21) can be used for compressing and fixing the part to be cut of the seedling tray a, and the extending part of the movable blade (22) can enter the guide groove (211), so that the guide groove (211) guides the descending of the movable blade (22).
9. The seedling-separating mechanism of the suspension cup type based on the degradable seedling tray according to claim 8, wherein the stationary knife (21) is staggered with the conveying unit (11) in the left-right direction.
10. The seedling-separating mechanism of the suspension cup type based on the degradable seedling tray according to claim 9, characterized in that all the fixed knives (21) are fixed on a transversely arranged fixed knife rest (25); the stationary blade holder (25) passes through the conveying unit (11) and contacts the upper half side of the conveying unit (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211272514.3A CN115529904B (en) | 2022-10-18 | 2022-10-18 | Cup-hanging seedling separating mechanism based on degradable seedling tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211272514.3A CN115529904B (en) | 2022-10-18 | 2022-10-18 | Cup-hanging seedling separating mechanism based on degradable seedling tray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115529904A CN115529904A (en) | 2022-12-30 |
| CN115529904B true CN115529904B (en) | 2024-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211272514.3A Active CN115529904B (en) | 2022-10-18 | 2022-10-18 | Cup-hanging seedling separating mechanism based on degradable seedling tray |
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| JPH09121627A (en) * | 1995-11-02 | 1997-05-13 | Iseki & Co Ltd | Seedling planter |
| JPH09205834A (en) * | 1996-02-08 | 1997-08-12 | Iseki & Co Ltd | Nursery stock transplanting device |
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