CN115769719A - Rice long blanket seedling feeding device - Google Patents
Rice long blanket seedling feeding device Download PDFInfo
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- CN115769719A CN115769719A CN202211470824.6A CN202211470824A CN115769719A CN 115769719 A CN115769719 A CN 115769719A CN 202211470824 A CN202211470824 A CN 202211470824A CN 115769719 A CN115769719 A CN 115769719A
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Abstract
The invention discloses a long blanket seedling feeding device for rice, which comprises a chassis flat support plate and a seedling planting platform of a rice transplanter, wherein the seedling planting platform of the rice transplanter moves transversely and vertically through a driving device fixed at the bottom end of the chassis flat support plate, a primary seedling feeding mechanism comprises a seedling feeding device bottom plate arranged at the top end of the chassis flat support plate, one end of the seedling feeding device bottom plate is connected with the seedling planting platform of the rice transplanter, a plurality of long blanket seedling rolls are rotatably connected to the primary seedling feeding mechanism, and the seedling emergence end of the primary seedling feeding mechanism is connected with the seedling feeding end of the seedling planting platform of the rice transplanter through an intermediate conveying device. The invention can realize that the long blanket seedling roll is carried as much as possible by arranging the intermediate conveying device, simultaneously, the intermediate conveying device and the seedling planting platform of the rice transplanter synchronously move, and the lifting assembly is arranged to realize the synchronous lifting of the intermediate conveying device and the seedling planting platform of the rice transplanter, thereby reducing the breakage probability of the long blanket seedling roll and improving the planting effect.
Description
Technical Field
The invention relates to the technical field of agricultural instruments, in particular to a rice long blanket seedling feeding device.
Background
The rice planting is mainly divided into rice transplanting, rice seedling throwing and direct seeding, and mechanized planting is currently realized. In recent years, the technology of automatic driving of agricultural machinery has been rapidly developed, and unmanned rice transplanter, direct seeding machine and seedling throwing machine have appeared in the market. For a rice transplanter, the used rice seedlings are blanket strong seedlings, and the standard length and width are 58cm multiplied by 28cm and 58cm multiplied by 21.5cm. Therefore, even if the unmanned system is carried on the rice transplanter, the seedlings still need to be transferred and supplemented by manpower, the labor intensity is still heavy, and generally 1-2 people are needed.
The long blanket rice seedling is a rice seedling raising technology for cultivating long blanket strong seedlings by using non-woven fabrics as bottom soil and adopting soilless culture, the standard length and width can reach 600cm multiplied by 28cm, which is 10 times of that of the conventional blanket strong seedlings, and the standard seedling roll is packed by a seedling rolling technology and then placed on a transplanter, so that the labor intensity and the operation efficiency of seedling replanting personnel can be greatly reduced. However, in the current application of long blanket rice seedling transplanting, the seedlings are rolled on a seedling transplanting table of a rice transplanter, so that on one hand, the weight of the seedling transplanting table of the rice transplanter is increased, and on the other hand, long-time continuous seedling supplying on a platform of the unmanned rice transplanter cannot be realized.
Disclosure of Invention
The invention aims to provide a long blanket seedling feeding device for rice, which is carried on an unmanned rice transplanter platform and comprises a long blanket seedling package seedling table, a sliding table, a primary conveying device, a middle conveying device and a tail end arc-shaped guide plate, wherein the tail end arc-shaped guide plate is connected with the transplanter seedling table. The seedling rack can carry as many seedling rolls as possible, the left-right reciprocating motion according to the requirements of a seedling transplanting machine can be realized through the sliding table, the folding and the stretching can be realized through the middle conveying device matched with the lifting of the seedling transplanting table of the seedling transplanting machine, and the carpet seedling can be prevented from being torn and broken due to the relative motion of the carpet seedling and the conveying belt, so that the low failure rate of the whole seedling transplanting process is ensured. Thus creating a transplanter operation machine tool which is based on the transplanter unmanned technology and is suitable for long blanket seedlings.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a seedling feeding device for long blanket seedlings of rice, which comprises a chassis flat carrier plate and a seedling planting table of a rice transplanter, wherein the seedling planting table of the rice transplanter moves transversely and vertically through a driving device fixed at the bottom end of the chassis flat carrier plate,
the primary seedling feeding mechanism comprises a seedling feeding device bottom plate arranged at the top end of the chassis flat support plate, one end of the seedling feeding device bottom plate is connected with a seedling planting table of the rice transplanter, a plurality of long blanket seedling rolls are connected to the primary seedling feeding mechanism in a rotating mode, and the seedling emergence end of the primary seedling feeding mechanism is connected with the seedling feeding end of the seedling planting table of the rice transplanter through an intermediate conveying device;
the transverse driving mechanism comprises a driving sliding table and a plurality of supporting sliding tables, the driving sliding table is fixed at the bottom end of the chassis flat support plate, the movable end of the driving sliding table is fixedly connected with the bottom plate of the seedling feeding device, and the primary seedling feeding mechanism and the intermediate conveying device synchronously and transversely move with the seedling planting table of the rice transplanter through the driving sliding table;
the middle conveying device is arranged at the joint of the seedling planting platform of the rice transplanter and the bottom plate of the seedling conveying device, one end of the middle conveying device is connected with the driving device, and the middle conveying device and the seedling planting platform of the rice transplanter synchronously lift through the driving device.
Preferably, one side of the bottom plate of the seedling feeding device, which is close to the seedling planting platform of the rice transplanter, is connected with the seedling planting platform of the rice transplanter through the middle conveying device and the tail end connection device;
send seedling device bottom plate top to be provided with belt conveyor and seedling roll up the unwinding equipment, it is a plurality of long blanket seedling roll up the setting and be in on the seedling roll up the unwinding equipment, middle conveyor includes middle conveyer belt subassembly, bearing roller subassembly, cuts the flexible elevating rack of fork, belt conveyor discharge end middle conveyer belt subassembly discharge end bearing roller subassembly discharge end the end is refuted and is connect gradually the device discharge end, cut the flexible elevating rack both ends of fork respectively with send seedling device bottom plate with the end is refuted and is connect the device articulated, drive arrangement expansion end with cut the flexible elevating rack transmission of fork and connect.
Preferably, the driving sliding table comprises a driving sliding table driving motor fixedly connected with the bottom end of the chassis flat support plate, the output end of the driving sliding table driving motor is fixedly connected with a screw, the screw is in threaded connection with a sliding table, and the top end of the sliding table is fixedly connected with the bottom plate of the seedling feeding device.
Preferably, the intermediate conveyor belt assembly comprises an intermediate conveyor driving motor fixedly connected with the end part of the chassis flat support plate, an output shaft of the intermediate conveyor driving motor is fixedly connected with an intermediate conveyor belt main transmission shaft, the intermediate conveyor belt main transmission shaft is in transmission connection with an intermediate conveyor belt driven transmission shaft, a plurality of intermediate conveyor belts are sleeved on the intermediate conveyor belt main transmission shaft and the intermediate conveyor belt driven transmission shaft, two side walls of the intermediate conveyor belt driven transmission shaft are respectively connected with the scissor-fork type telescopic lifting frame, and the tail end connection device is a tail end arc-shaped guide plate;
one end of the scissor type telescopic lifting frame is hinged with the bottom plate of the seedling feeding device, the other end of the scissor type telescopic lifting frame is hinged with the tail end arc-shaped guide plate, and the other end of the tail end arc-shaped guide plate is fixedly connected with the seedling planting platform of the seedling planting machine;
two be provided with between the flexible lift frame of scissors fork and cut fork telescopic boom round pin axle, two it all with two to cut flexible lift frame of fork both ends, the middle conveyor belt is located two from the transmission shaft between the flexible boom round pin axle of scissors fork, drive arrangement's transplanter hydraulic pressure goes up to hang and articulates there is a flexible ejector pin, the other end of flexible ejector pin with be close to the transplanter plant the seedling platform cut fork telescopic boom round pin axle bottom is articulated.
Preferably, the scissor-fork type telescopic lifting frame comprises a second-stage scissor main arm fixedly connected with the middle conveying device belt from the side wall of a transmission shaft, two ends of the second-stage scissor main arm are respectively hinged with a first-stage scissor arm and a third-stage scissor main arm, the first-stage scissor arm is fixedly connected with the side wall of the seedling feeding device base plate, the third-stage scissor main arm is fixedly connected with the side wall of the seedling planting table of the rice transplanter, two scissor-fork type telescopic arm pin shafts are respectively arranged at the connecting positions of the second-stage scissor main arm and the first-stage scissor arm and the third-stage scissor main arm in a penetrating mode, one side, far away from the middle conveying device belt, of the second-stage scissor main arm is rotatably connected with a second-stage scissor sub arm, two ends of the second-stage scissor sub arm are respectively hinged with a third-stage scissor sub arm, and one end, far away from the second-stage scissor sub arm, of the second-stage scissor sub arm is respectively hinged with one end, far away from the second-stage scissor arm and one end, far away from the second-stage scissor main arm.
Preferably, the seedling roll unfolding device comprises two oppositely arranged seedling loading frames, the bottom ends of the two seedling loading frames are fixedly connected with the top end of a bottom plate of the seedling feeding device, a plurality of seedling roll placing shaft sleeves penetrate through the two seedling loading frames, a plurality of blanket seedling rolls are sleeved on the seedling roll placing shaft sleeves, a plurality of seedling loading frame seedling feeding motors are fixedly connected on the seedling loading frames, and the output ends of the seedling loading frame seedling feeding motors are fixedly connected with the seedling roll placing shaft sleeves.
Preferably, a blanket seedling primary conveying frame is arranged between the long blanket seedling roll and the bottom plate of the seedling conveying device, two sides of the blanket seedling primary conveying frame are fixedly connected with the two seedling loading frames, the belt conveying device comprises a plurality of blanket seedling main conveying belts sleeved on the blanket seedling primary conveying frame, a main conveying belt motor is fixedly connected to the top end of the blanket seedling primary conveying frame, and the output end of the main conveying belt motor is in transmission connection with the blanket seedling main conveying belts.
Preferably, blanket seedling conveying inclined guide plates are arranged between the blanket seedling primary conveying frame and the long blanket seedling rolls, the blanket seedling conveying inclined guide plates are fixedly connected with the seedling loading frame, and the blanket seedling conveying inclined guide plates are arranged corresponding to the long blanket seedling rolls.
Preferably, a conveyor belt partition plate is arranged between every two adjacent blanket seedling main conveyor belts, and every two adjacent blanket seedling main conveyor belts are separated through the conveyor belt partition plate.
Preferably, the supporting sliding table comprises a sliding rail and a sliding seat, the top end of the chassis flat carrying plate is fixedly connected with a plurality of sliding rails, the bottom end of the seedling feeding device bottom plate is fixedly connected with the sliding seat matched with the sliding rail, and the seedling feeding device bottom plate is connected with the top end of the chassis flat carrying plate in a sliding mode through the sliding rail and the sliding seat.
The invention discloses the following technical effects:
1. through the design of the middle conveying device, the middle conveying device can load the long blanket seedling rolls as much as possible, meanwhile, the long blanket seedling rolls can realize automatic conveying, the working efficiency of the rice transplanter can be improved, and labor force can be reduced.
2. Through the arrangement of the transverse driving mechanism, the transverse driving mechanism is used for driving the intermediate conveying device and the seedling planting platform of the rice transplanter to synchronously move, so that the synchronous movement of the intermediate conveying device and the seedling planting platform of the rice transplanter is ensured, and the breakage of the long blanket seedling roll caused by the relative displacement between the intermediate conveying device and the seedling planting platform of the rice transplanter is avoided.
3. Through the arrangement of the lifting assembly, in the process that the driving device drives the seedling planting platform of the rice transplanter to lift, the driving device controls the lifting assembly to lift synchronously with the seedling planting platform of the rice transplanter, so that the phenomenon that the long blanket seedling roll is broken due to the occurrence of gaps between the intermediate conveying device and the seedling planting platform of the rice transplanter is prevented, and the planting effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in 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 it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a perspective view of a seedling feeder;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a schematic structural view of a lateral driving mechanism;
the automatic seedling transplanting machine comprises a base plate flat-carrying plate 1, a seedling transplanting table of a rice transplanter 2, a long blanket seedling roll 3, a seedling feeding device bottom plate 4, a driving sliding table driving motor 5, a primary scissor arm 6, a primary scissor arm 7, an intermediate conveying device belt main transmission shaft 8, a screw rod 9, a sliding table 10, an intermediate conveying device belt auxiliary transmission shaft 11, a scissor telescopic arm pin shaft 11, a telescopic ejector rod 12, a secondary scissor arm 13, a primary scissor arm 14, a secondary scissor arm 15, a secondary scissor arm 16, a primary scissor arm 17, a seedling loading frame 18, a seedling roll placing shaft sleeve 19, a seedling feeding frame seedling feeding motor 19, a blanket seedling primary conveying frame 20, a blanket seedling main conveying belt 21, a blanket seedling conveying inclined conveying plate 22, a conveying belt partition plate 23, a guide plate 24, a slide rail 25, a slide carriage 26, a hydraulic lifting suspension rice transplanter 27, a blanket seedling conveying belt motor 28, an intermediate conveying device driving motor 29, an end arc-shaped conveying plate 30, an intermediate conveying belt 31 and a carrier roller assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-5, the invention provides a long blanket seedling feeding device for rice, which comprises a chassis flat carrier plate 1 and a seedling planting table 2 of a rice transplanter, wherein the seedling planting table 2 of the rice transplanter moves transversely and vertically through a driving device fixed at the bottom end of the chassis flat carrier plate 1, a primary seedling feeding mechanism comprises a seedling feeding device bottom plate 4 arranged at the top end of the chassis flat carrier plate 1, one end of the seedling feeding device bottom plate 4 is connected with the seedling planting table 2 of the rice transplanter, a plurality of long blanket seedling rolls 3 are rotatably connected to the primary seedling feeding mechanism, and the seedling emergence end of the primary seedling feeding mechanism is connected with the seedling inlet end of the seedling planting table 2 of the rice transplanter through an intermediate conveying device; the transverse driving mechanism comprises a driving sliding table and a plurality of supporting sliding tables, the driving sliding table is fixed at the bottom end of the chassis flat support plate 1, the movable end of the driving sliding table is fixedly connected with a seedling feeding device bottom plate 4, and the primary seedling feeding mechanism and the intermediate conveying device synchronously and transversely move with the seedling planting table 2 of the rice transplanter through the driving sliding table; the middle conveying device is arranged at the joint of the seedling planting platform 2 of the rice transplanter and the bottom plate 4 of the seedling conveying device, one end of the middle conveying device is connected with the driving device, and the middle conveying device and the seedling planting platform 2 of the rice transplanter are lifted synchronously through the driving device.
The seedling planting platform 2 of the existing transplanter moves transversely through a driving device in the working process, when the transplanter needs to lift, for example, the transplanter needs to cross a field to operate, a field ridge higher than the field needs to be passed through, when the transplanter plants seedlings, the transplanting depth needs to be controlled, the transplanting mechanism on the seedling planting platform 2 of the transplanter is convenient to work, the transplanted seedlings are prevented from lodging, the seedling planting platform 2 of the transplanter needs to have a certain working height range from the field surface, the working height of the seedling planting platform 2 of the ordinary transplanter does not exceed the height of the field ridge, the seedling planting platform 2 of the transplanter needs to be lifted at this moment, or when the field turns, the seedling planting platform 2 of the transplanter needs to be lifted, so the seedling planting platform 2 of the transplanter is lifted through the driving device, the technology is the prior art, on the basis of the prior art, an intermediate conveying device is arranged between a primary seedling conveying mechanism and the seedling planting platform 2, the intermediate conveying device is connected through the intermediate conveying device, the lifting and the intermediate conveying device is controlled by the driving device, the intermediate conveying device is easy to deform in the seedling transplanting machine in the lifting process of controlling the intermediate conveying device, and the seedling transplanting blanket to deform, so that the seedling transplanting blanket 3 is easy to follow the seedling transportation device.
On the basis, by arranging the transverse driving mechanism which controls the primary seedling conveying mechanism and the intermediate conveying device to do transverse reciprocating motion on the chassis flat carrier plate 1 and synchronously move with the seedling planting table 2 of the rice transplanter, a plurality of long blanket seedling rolls 3 on the primary seedling conveying mechanism can be smoothly conveyed into the seedling planting table 2 of the rice transplanter, and the situation that the long blanket seedling rolls 3 on the primary seedling conveying mechanism cannot be conveyed due to the transverse motion of the seedling planting table 2 of the rice transplanter cannot occur.
Specifically, the chassis flat carrier plate 1 comprises a frame and a shell fixed outside the frame, the bottom end of the frame is connected with a group of front wheels and a group of rear wheels, the bottom end of the frame is fixed with a component structure such as an engine and the like to realize the motion of the frame, the driving device comprises a driving component capable of realizing transverse motion and lifting motion, the movable end of the driving component is connected with a transplanter hydraulic lifting suspension 26, the driving component controls the transplanter seedling planting table 2 to realize transverse motion and lifting motion through the transplanter hydraulic lifting suspension 26, the intermediate conveying device is connected with the transplanter hydraulic lifting suspension 26, and when the transplanter hydraulic lifting suspension 26 drives the transplanter seedling planting table 2 to lift, the intermediate conveying device can be driven to move, so that the deformation of the intermediate conveying device is realized. In the above structure, the structure of the components such as the engine for driving the movement of the frame and the structure for driving the transverse movement and the lifting movement of the seedling planting platform 2 of the rice transplanter are the prior art.
In a further optimized scheme, one side of a bottom plate 4 of the seedling feeding device, which is close to the seedling planting table 2 of the rice transplanter, is connected with the seedling planting table 2 of the rice transplanter through a middle conveying device and a tail end connecting device; send 4 tops of seedling device bottom plate to be provided with belt conveyor and seedling book unwinding unit, a plurality of long blanket seedling book 3 sets up on seedling book unwinding unit, middle conveyor includes middle conveyer belt subassembly, bearing roller subassembly 31, the flexible lift frame of scissor-fork type, belt conveyor discharge end, middle conveyer belt subassembly discharge end, bearing roller subassembly 31 discharge end, the end is refuted and is connect gradually, scissor-fork type flexible lift frame both ends are refuted and connect the device with sending seedling device bottom plate 4 and end respectively and articulate, drive arrangement expansion end and scissor-fork type flexible lift frame transmission are connected.
The bottom plate 4 of the seedling feeding device is arranged at the top end of the chassis flat carrier plate 1, namely, the bottom end of the bottom plate 4 of the seedling feeding device is connected with the top end of the frame in a sliding way, the bottom end of the bottom plate 4 of the seedling feeding device is fixed with an active sliding table, the lateral movement of the bottom plate 4 of the seedling feeding device is realized under the action of the active sliding table, the movement frequency of the bottom plate 4 of the seedling feeding device is the same as that of the seedling planting platform 2 of the rice transplanter by adjusting the movement frequency of the active sliding table, one end of the bottom plate 4 of the seedling feeding device, which is close to the seedling planting platform 2 of the rice transplanter, is connected with an intermediate conveying device, namely, a long blanket seedling roll 3 falling from a seedling roll unfolding device moves on the bottom plate 4 of the seedling feeding device under the action of a belt conveying device, and is placed into the seedling planting platform 2 of the rice transplanter after passing through the intermediate conveying belt assembly, a carrier roller assembly 31 and a tail end connection device, and the seedling planting operation is carried out by the seedling planting platform 2 of the rice transplanter.
According to a further optimized scheme, the driving sliding table comprises a driving sliding table driving motor 5 fixedly connected with the bottom end of the chassis flat support plate 1, the output end of the driving sliding table driving motor 5 is fixedly connected with a screw rod 8, a sliding table 9 is in threaded connection with the screw rod 8, and the top end of the sliding table 9 is fixedly connected with the seedling feeding device bottom plate 4.
The driving sliding table driving motor 5 is fixed at the bottom end of the frame, the driving sliding table driving motor 5 drives the screw rod 8 to rotate, the screw rod 8 drives the sliding table 9 to rotate, and the frame and the seedling feeding device bottom plate 4 are fixed at the bottom end because the top end of the sliding table 9 penetrates through the frame and the bottom end of the seedling feeding device bottom plate 4 is fixed, so that the sliding table 9 can reciprocate on the screw rod 8, and the reciprocating transverse motion of the seedling feeding device bottom plate 4 is realized.
According to a further optimized scheme, the intermediate conveying belt assembly comprises an intermediate conveying device driving motor 28 fixedly connected with the end part of the chassis flat support plate 1, an output shaft of the intermediate conveying device driving motor 28 is fixedly connected with an intermediate conveying device belt main transmission shaft 7, the intermediate conveying device belt main transmission shaft 7 is in transmission connection with an intermediate conveying device belt driven transmission shaft 10, a plurality of intermediate conveying belts 30 are sleeved on the intermediate conveying device belt main transmission shaft 7 and the intermediate conveying device belt driven transmission shaft 10, two side walls of the intermediate conveying device belt driven transmission shaft 10 are respectively connected with a scissor type telescopic lifting frame, and a tail end connection device is a tail end arc-shaped guide plate 29;
one end of the scissor type telescopic lifting frame is hinged with the bottom plate 4 of the seedling feeding device, the other end of the scissor type telescopic lifting frame is hinged with the tail end arc-shaped guide plate 29, and the other end of the tail end arc-shaped guide plate 29 is fixedly connected with the seedling planting platform 2 of the rice transplanter;
a scissor telescopic arm pin shaft 11 is arranged between the two scissor telescopic lifting frames, two ends of the two scissor telescopic arm pin shafts 11 are rotatably connected with the two scissor telescopic lifting frames, a middle conveying device belt is positioned between the two scissor telescopic arm pin shafts 11 from a transmission shaft 10, a telescopic ejector rod 12 is hinged on a transplanter hydraulic lifting suspension 26 of the driving device, and the other end of the telescopic ejector rod 12 is hinged with the bottom of the scissor telescopic arm pin shaft 11 close to the transplanter seedling planting platform 2.
The belt main transmission shaft 7 of the middle conveying device and the belt auxiliary transmission shaft 10 of the middle conveying device are arranged between the seedling feeding device bottom plate 4 and the seedling planting table 2 of the rice transplanter, the seedling feeding device bottom plate 4 and the belt auxiliary transmission shaft 10 of the middle conveying device are connected with the seedling planting table 2 of the rice transplanter through a scissor type telescopic lifting rack, when the seedling planting table 2 of the rice transplanter lifts, a hydraulic lifting suspension 26 of the rice transplanter drives the seedling planting table 2 of the rice transplanter to lift, meanwhile, the hydraulic lifting suspension 26 of the rice transplanter drives a telescopic ejector rod 12 to lift, the telescopic ejector rod 12 drives a scissor type telescopic arm pin shaft 11 to lift, the position of the scissor type telescopic arm pin shaft 11 changes, the position of the scissor type telescopic lifting rack changes, and the belt of the middle conveying device synchronously lifts along with the seedling planting table 2 of the rice transplanter from the transmission shaft 10.
Furthermore, the scissor fork telescopic arm pin 11 is preferably a protruded thorn scissor fork telescopic arm pin, and the protruded thorn scissor fork telescopic arm pin and the blanket seedling roll 3 have larger friction force due to the arrangement, so that the blanket seedling roll 3 can be better conveyed.
Furthermore, a connecting beam is fixedly connected with the bottom end of a pin shaft 11 of a scissor telescopic arm close to a seedling planting platform 2 of the rice transplanter, one end of a telescopic ejector rod 12 is fixedly connected with the connecting beam, the telescopic ejector rod 12 is preferably set to be Y-shaped, one side with two end faces is hinged with a hydraulic lifting suspension 26 of the rice transplanter, and one side with one end face is fixed with the connecting beam. Because the scissor telescopic arm pin shaft 11 can rotate relative to the scissor telescopic lifting frame, the telescopic ejector rod 12 is hinged with the scissor telescopic lifting frame through the scissor telescopic arm pin shaft 11.
According to a further optimized scheme, the scissor-fork type telescopic lifting frame comprises a second-stage scissor-fork main arm 13 fixedly connected with a belt of an intermediate conveying device from the side wall of a transmission shaft 10, two ends of the second-stage scissor-fork main arm 13 are respectively hinged with a first-stage scissor arm 6 and a third-stage scissor arm 14, the first-stage scissor arm 6 is fixedly connected with the side wall of a seedling feeding device bottom plate 4, the third-stage scissor-fork main arm 14 is fixedly connected with the side wall of a seedling planting table 2 of a rice transplanter, two scissor-stage scissor-fork telescopic arm pin shafts 11 are respectively arranged at the connecting positions of the second-stage scissor-fork main arm 13 and the first-stage scissor arm 6 as well as the third-stage scissor main arm 14 in a penetrating mode, one side, far away from the belt of the intermediate conveying device, of the second-stage scissor-fork main arm 13 is rotatably connected with a second-stage scissor-fork auxiliary arm 15, two ends of the second-stage-fork auxiliary arm 15 are respectively hinged with a third-stage scissor-fork auxiliary arm 16, one end, far away from the second-stage-fork auxiliary arm 15, is respectively hinged with one end, far away from the first-stage scissor arm 6 and the third-stage-fork main arm 14.
The two-stage shearing fork main arm 13 is fixed on the side wall of the middle conveying device belt driven transmission shaft 10, a one-stage shearing fork arm 6 and a three-stage shearing fork main arm 14 are respectively hinged to two ends of the two-stage shearing fork arm 13, the one-stage shearing fork arm 6 and the three-stage shearing fork main arm 14 are respectively fixed with the seedling feeding device bottom plate 4 and the seedling planting table 2 of the rice transplanter, a shearing fork telescopic arm pin shaft 11 is driven by a telescopic ejector rod 12, the shearing fork telescopic arm pin shaft 11 moves upwards to drive the three-stage shearing fork main arm 14 on the seedling planting table 2 of the rice transplanter to move upwards, meanwhile, the two-stage shearing fork main arm 13 tilts under the action of the telescopic ejector rod 12, the two-stage shearing fork main arm 13 drives the middle conveying device belt to move from the transmission shaft 10, the synchronous lifting of the seedling planting table 2 and the middle conveying device belt from the transmission shaft 10 of the rice transplanter is realized, the situation that the seedling planting table 2 of the rice transplanter is lifted or descended cannot occur, the middle conveying device belt is unchanged from the position of the transmission shaft 10, a gap is formed between the middle conveying device belt and the main transmission shaft 2 and the middle conveying device belt 7, the long blanket roll 3 is broken, meanwhile, the two-stage shearing fork auxiliary arm 15 and the three-stage shearing fork arm 16 are arranged to be matched with the two-stage shearing fork arm 13 to further ensure the strength of the two-stage shearing fork arm for supporting the two-stage shearing fork arm to support the two-stage shearing fork arm 14.
Meanwhile, in the process that the intermediate conveying device belt inclines from the transmission shaft 10, the intermediate conveying device belt is driven to synchronously incline from the intermediate conveying belt 30 on the transmission shaft 10, so that the long blanket seedling roll 3 can still be conveyed from the transmission shaft 10 to the seedling planting platform 2 of the rice transplanter by the intermediate conveying device belt.
In the process, the seedling planting platform 2 of the seedling planting machine and the middle conveying belt 30 are synchronously lifted, the structure is simple, the transmission is stable, the price is low, and the impact and the vibration can be relieved under the field working environment.
According to a further optimized scheme, the seedling roll unfolding device comprises two oppositely arranged seedling containing frames 17, the bottom ends of the two seedling containing frames 17 are fixedly connected with the top end of a bottom plate 4 of the seedling feeding device, a plurality of seedling roll placing shaft sleeves 18 penetrate through the two seedling containing frames 17, a plurality of long blanket seedling rolls 3 are sleeved on the seedling roll placing shaft sleeves 18, a plurality of seedling containing frame seedling feeding motors 19 are fixedly connected on the seedling containing frames 17, and the output ends of the seedling containing frame seedling feeding motors 19 are fixedly connected with the seedling roll placing shaft sleeves 18.
The seedling loading frame 17 supports the seedling roll placing shaft sleeve 18, the long blanket seedling roll 3 penetrates through the seedling roll placing shaft sleeve 18, the seedling loading frame seedling feeding motor 19 drives the seedling roll placing shaft sleeve 18 to rotate, the long blanket seedling roll 3 is further driven to rotate, one end of the long blanket seedling roll 3 moves downwards under the action of gravity, and meanwhile, the conveying piece drives the long blanket seedling roll 3 to be conveyed on the seedling feeding device bottom plate 4.
Furthermore, the number of the seedling roll placing shaft sleeves 18 is preferably, but not limited to, three, and each seedling roll placing shaft sleeve 18 is preferably provided with 6 long blanket seedling rolls.
The seedling rack 17 can adopt a crossed net-shaped steel frame structure, which has larger bearing capacity and better stability, and meanwhile, the structure has high strength and deformation resistance.
According to a further optimized scheme, a blanket seedling primary conveying frame 20 is arranged between the long blanket seedling roll 3 and the seedling conveying device bottom plate 4, two sides of the blanket seedling primary conveying frame 20 are fixedly connected with the two seedling loading frames 17, the belt type conveying device comprises a plurality of blanket seedling main conveying belts 21 sleeved on the blanket seedling primary conveying frame 20, a blanket seedling main conveying belt motor 27 is fixedly connected to the top end of the blanket seedling primary conveying frame 20, and the output end of the blanket seedling main conveying belt motor 27 is in transmission connection with the blanket seedling main conveying belts 21.
The blanket seedling primary conveyor frame 20 is used for installing a blanket seedling main conveyor belt 21, the blanket seedling main conveyor belt 21 is driven by a blanket seedling main conveyor belt motor 27, wherein the blanket seedling main conveyor belt motor 27 is fixed on the blanket seedling primary conveyor frame 20 and is in transmission with the blanket seedling main conveyor belt 21 on the blanket seedling primary conveyor frame 20, the middle conveyor belt 30 is driven by a middle conveyor driving motor 28, the middle conveyor driving motor 28 is fixed at the end part of the chassis flat carrier plate 1, one side of the middle conveyor belt 30, which is close to the tail end arc-shaped guide plate 29, is provided with a carrier roller group 31, and the middle conveyor belt 30 is hinged with the carrier roller group 31 through a scissor telescopic arm pin shaft 11. When 6 rolls of long blanket seedling rolls 3 penetrate through each seedling roll placing shaft sleeve 18, six groups of blanket seedling main conveyor belts 21 and intermediate conveyor belts 30 are correspondingly arranged, so that each group of blanket seedling main conveyor belts 21 and intermediate conveyor belts 30 is arranged corresponding to each roll of long blanket seedling roll 3.
The blanket seedling main conveyor belt 21 on the blanket seedling primary conveying frame 20 is used as primary conveying, the intermediate conveyor belt 30 on the intermediate conveying device belt main transmission shaft 7 is used as secondary conveying, the long blanket seedling roll 3 falling from the seedling roll placing shaft sleeve 18 falls onto the primary blanket seedling main conveyor belt 21, is conveyed by the primary blanket seedling main conveyor belt 21, enters the intermediate conveyor belt 30 through the scissor telescopic arm pin shaft 11, and enters the seedling planting table 2 of the rice transplanter through the second blanket seedling main conveyor belt 21 and the carrier roller group 31 on the other scissor telescopic arm pin shaft 11.
Furthermore, the blanket seedling main conveyor belt 21 is provided with rubber spurs, so that the friction force between the long blanket seedling roll and the blanket seedling main conveyor belt 21 is increased, the long blanket seedling cannot slide or break in the lifting process of the seedling planting table 2 of the rice transplanter, and the blanket seedling has stability.
According to a further optimized scheme, a blanket seedling conveying inclined guide plate 22 is arranged between the blanket seedling primary conveying frame 20 and the long blanket seedling roll 3, the blanket seedling conveying inclined guide plate 22 is fixedly connected with the seedling loading frame 17, and the blanket seedling conveying inclined guide plate 22 is arranged corresponding to the long blanket seedling roll 3. The blanket seedling conveying inclined guide plate 22 is used for guiding the falling of the long blanket seedling roll 3, one end, far away from the blanket seedling primary conveying frame 20, of the blanket seedling conveying inclined guide plate 22 is arranged corresponding to the falling end of the long blanket seedling roll 3, and in the falling process of the long blanket seedling roll 3, the blanket seedling conveying inclined guide plate 22 is in contact with the inner face of the long blanket seedling roll 3 and limits the inner face of the long blanket seedling roll 3, so that the blanket seedling normally falls onto the blanket seedling main conveyor belt 21.
Several blanket seedling conveying inclined guide plates 22 are matched to form a traction frame, the traction frame is used for drawing the long blanket seedling roll 3 on the seedling roll placing shaft sleeve 18, when the long blanket seedling rice transplanter works, the seedling loading frame seedling conveying motor 19 drives the seedling roll placing shaft sleeve 18 to rotate, so that the long blanket seedling roll 3 falls, however, as the long blanket seedling rice transplanter mostly works outdoors, the working environment is complex, and many external factors will influence the normal falling of the long blanket seedling roll 3 to the blanket seedling main conveyor belt 21, for example: shaking and vibration caused when the transplanter runs and works; weather factors cause high winds, etc. The long blanket seedling roll 3 can not normally fall to the blanket seedling main conveyor belt 21, the long blanket seedling roll 3 is conveyed in a skew mode, and blockage of the long blanket seedling roll 3 is easily caused, so that the long blanket seedling roll 3 traction frame is designed, and when the long blanket seedling roll 3 falls, the long blanket seedling roll 3 is guided and aligned by matching with the movement of the blanket seedling main conveyor belt 21, and the rice transplanter can normally work.
Further optimize the scheme, be provided with conveyer belt division board 23 between two adjacent blanket seedling main conveyer belts 21, two adjacent blanket seedling main conveyer belts 21 pass through conveyer belt division board 23 and separate. The conveyor belt partition plates 23 are used for separating the two adjacent blanket seedling main conveyor belts 21 so as to prevent the long blanket seedling rolls 3 from offsetting in the conveying process, so that the two adjacent blanket seedling rolls 3 are contacted and mixed to cause the seedling transplanting process to be effectively carried out, one set of conveyor belt partition plates 23 is fixed at the top end of the blanket seedling primary conveying frame 20, and the other set of conveyor belt partition plates 23 is fixed at the top end of the intermediate conveying device belt main transmission shaft 7.
In a further optimized scheme, the supporting sliding table comprises sliding rails 24 and a sliding seat 25, the top end of the chassis flat support plate 1 is fixedly connected with a plurality of sliding rails 24, the bottom end of the seedling feeding device bottom plate 4 is fixedly connected with the sliding seat 25 matched with the sliding rails 24, and the seedling feeding device bottom plate 4 is connected with the top end of the chassis flat support plate 1 in a sliding manner through the sliding rails 24 and the sliding seat 25. The sliding rail 24 is matched with the sliding seat 25 to limit the bottom plate 4 of the seedling feeding device, so that the bottom plate can keep stable motion when moving transversely, and the connecting effect of the bottom plate during transverse motion is improved.
The working principle is as follows:
(1) The blanket seedling primary conveying frame 20 is fixedly connected with the seedling holding frame 17, and is sequentially hinged with the middle conveying device frame, the scissor type telescopic lifting frame and the tail end arc-shaped guide plate 29 to form the blanket strong seedling conveying device.
(2) A plurality of seedling roll placing shaft sleeves 18 are arranged on the seedling containing frame 17 for placing and conveniently replacing the long blanket seedling roll 3; the seedling feeding motor 19 of the seedling loading frame drives the seedling roll placing shaft sleeve 18 to rotate and drive the long blanket seedling roll 3 to rotate, the tail end of the seedling roll moves downwards under the action of gravity, and the seedling roll is laid on a blanket seedling main conveyor belt 21 of a blanket seedling primary conveying frame 20 under the guidance of a blanket seedling conveying inclined guide plate 22.
(3) A blanket seedling main conveyor belt motor 27 on the blanket seedling primary conveyor frame 20 drives the blanket seedling main conveyor belt 21 to transmit, and drives the laid blanket seedlings to move to the rear middle conveyor device; the middle conveying device driving motor 28 drives the middle conveying belt 30 to move, and blanket seedlings transmitted by the blanket seedling main conveying belt 21 are connected in a joint mode; further supplies the seedling to the seedling planting platform 2 of the seedling planting machine through a tail end arc-shaped guide plate 29.
(4) The sliding table 9 is fixedly connected with a bottom plate 4 of the seedling feeding device and supports the blanket strong seedling feeding device together with a sliding seat 25 on the chassis flat support plate 1; the driving sliding table driving motor 5 drives the screw rod 8 to rotate so as to drive the sliding table 9 to move horizontally, and the sliding table 9 drives the blanket strong seedling feeding device to move horizontally; at the tail end of the blanket strong seedling feeding device, a tail end arc-shaped guide plate 29 is fixedly connected with a seedling planting platform 2 of the rice transplanter; the blanket strong seedling feeding device moves horizontally and drives the seedling planting platform 2 of the rice transplanter to move horizontally. During operation, the driving sliding table driving motor 5 rotates left and right in a reciprocating mode at intervals, the blanket strong seedling feeding device and the seedling planting table 2 of the rice transplanter are driven to move left and right in a reciprocating mode, and the transplanting is completed by matching with a transplanting part of the rice transplanter.
(5) The middle conveying device consists of a middle conveying belt 30 and a carrier roller group 31, and the middle conveying belt 30 and the carrier roller group 31 are hinged through a scissor telescopic arm pin shaft 11. The scissor telescopic lifting frame is positioned at two sides of the middle conveying device, and the common scissor telescopic arm pin shaft 11 is hinged. The scissor-fork type telescopic lifting frame is telescopic to drive the middle conveying belt 30 and the carrier roller group 31 of the middle conveying device to extend and fold; the telescopic ejector rod 12 is synchronously telescopic.
(6) When the transplanter operates, the seedling planting platform 2 of the transplanter is fallen down during transplanting, and the seedling planting platform 2 of the transplanter is lifted up during turning the ground and changing rows; the seedling planting platform 2 of the transplanter is lifted and dropped by a hydraulic lifting suspension 26 of the transplanter. The seedling planting platform 2 of the rice transplanter can be lifted and fall through the tail end arc-shaped guide plate 29 to connect the tail end of the scissor type telescopic lifting frame to be lifted and fall, and at the moment, the scissor type telescopic lifting frame, the middle conveying device and blanket seedlings on the middle conveying device can be synchronously contracted and opened, so that the blanket seedlings are prevented from being torn and even broken due to the lifting and falling of the seedling planting platform 2 of the rice transplanter. The telescopic ejector rod 12 is contracted to support the intermediate conveying device when the seedling planting platform 2 of the rice transplanter falls down.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are only intended to illustrate the preferred embodiments of the present invention, and not to limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. The seedling feeding device for the long blanket seedlings of the rice comprises a chassis flat carrier plate (1) and a seedling planting table (2) of the rice transplanter, wherein the seedling planting table (2) of the rice transplanter moves transversely and vertically through a driving device fixed at the bottom end of the chassis flat carrier plate (1),
the primary seedling feeding mechanism comprises a seedling feeding device bottom plate (4) arranged at the top end of the chassis flat support plate (1), one end of the seedling feeding device bottom plate (4) is connected with the seedling planting table (2) of the rice transplanter, a plurality of blanket seedling rolls (3) are rotatably connected onto the primary seedling feeding mechanism, and the seedling emergence end of the primary seedling feeding mechanism is connected with the seedling feeding end of the seedling planting table (2) of the rice transplanter through an intermediate conveying device;
the transverse driving mechanism comprises a driving sliding table and a plurality of supporting sliding tables, the driving sliding table is fixed at the bottom end of the chassis flat support plate (1), the movable end of the driving sliding table is fixedly connected with a bottom plate (4) of the seedling feeding device, and the primary seedling feeding mechanism and the intermediate conveying device synchronously and transversely move with the seedling planting table (2) of the rice transplanter through the driving sliding table;
the middle conveying device is arranged at the joint of the seedling planting platform (2) of the rice transplanter and the seedling conveying device bottom plate (4), one end of the middle conveying device is connected with the driving device, and the middle conveying device and the seedling planting platform (2) of the rice transplanter lift synchronously through the driving device.
2. The rice blanket seedling feeding device as claimed in claim 1, wherein: one side of the bottom plate (4) of the seedling feeding device, which is close to the seedling planting table (2) of the rice transplanter, is connected with the seedling planting table (2) of the rice transplanter through the middle conveying device and the tail end connection device;
send seedling device bottom plate (4) top to be provided with belt conveyor and seedling roll up the device of opening, and is a plurality of long blanket seedling roll up (3) and set up on the seedling roll up the device of opening, middle conveyor includes middle conveyer belt subassembly, bearing roller subassembly (31), cuts the flexible elevating platform of fork, belt conveyor discharge end middle conveyer belt subassembly discharge end bearing roller subassembly (31) discharge end the end is refuted and is connect gradually the device discharge end, cut the flexible elevating platform both ends of fork respectively with send seedling device bottom plate (4) and the end is refuted and is connect articulatedly, drive arrangement expansion end with cut the flexible elevating platform transmission of fork and connect.
3. The rice blanket seedling feeding device as claimed in claim 2, wherein: the driving sliding table comprises a driving sliding table driving motor (5) fixedly connected with the bottom end of the chassis flat support plate (1), a screw rod (8) is fixedly connected with the output end of the driving sliding table driving motor (5), a sliding table (9) is in threaded connection with the screw rod (8), and the top end of the sliding table (9) is fixedly connected with the seedling conveying device bottom plate (4).
4. The seedling feeding device for the blanket seedlings of rice as claimed in claim 3, wherein: the middle conveyor belt assembly comprises a middle conveyor driving motor (28) fixedly connected with the end part of the chassis flat carrier plate (1), an output shaft of the middle conveyor driving motor (28) is fixedly connected with a middle conveyor belt main transmission shaft (7), the middle conveyor belt main transmission shaft (7) is in transmission connection with a middle conveyor belt driven transmission shaft (10), the middle conveyor belt main transmission shaft (7) and the middle conveyor belt driven transmission shaft (10) are sleeved with a plurality of middle conveyor belts (30), two side walls of the middle conveyor belt driven transmission shaft (10) are respectively connected with the scissor-type telescopic lifting frame, and the tail end connection device is a tail end arc-shaped guide plate (29);
one end of the scissor type telescopic lifting frame is hinged with the seedling feeding device bottom plate (4), the other end of the scissor type telescopic lifting frame is hinged with the tail end arc-shaped guide plate (29), and the other end of the tail end arc-shaped guide plate (29) is fixedly connected with the seedling planting table (2) of the rice transplanter;
two be provided with between the flexible lift frame of scissors fork and cut flexible arm round pin axle (11), two cut flexible arm round pin axle (11) both ends of fork all with two the flexible lift frame of scissors fork rotates and is connected, middle conveyor belt is located two from transmission shaft (10) cut between the flexible arm round pin axle (11), articulated on drive arrangement's transplanter hydraulic pressure lift suspension (26) have a flexible ejector pin (12), the other end of flexible ejector pin (12) with be close to transplanter seedling planting platform (2) cut flexible arm round pin axle (11) bottom articulated.
5. The seedling feeding device for long blanket seedlings of rice as claimed in claim 4, wherein: the scissor fork type telescopic lifting rack comprises a second-stage scissor fork main arm (13) fixedly connected with the side wall of a transmission shaft (10) of a middle conveying device belt, a first-stage scissor fork arm (6) and a third-stage scissor fork main arm (14) are hinged to the two ends of the second-stage scissor fork main arm (13) respectively, the first-stage scissor fork arm (6) is fixedly connected with the side wall of a seedling feeding device bottom plate (4), the third-stage scissor fork main arm (14) is fixedly connected with the side wall of a seedling planting table (2) of a rice transplanter, two scissor fork telescopic arm pin shafts (11) are arranged at the joint of the second-stage scissor fork main arm (13) and the first-stage scissor fork arm (6) and the third-stage scissor fork main arm (14) in a penetrating mode respectively, a second-stage scissor fork auxiliary arm (15) is rotatably connected to one side, far away from the transmission shaft (10), of the second-stage scissor fork auxiliary arm (15) is hinged to the two ends of the second-stage scissor fork auxiliary arm (16), and one end, far away from the second-stage fork arm (6) and the third-stage scissor fork main arm (14) is hinged to one end of the second-stage fork arm (13).
6. The rice blanket seedling feeding device as claimed in claim 2, wherein: the seedling roll unwinding device comprises two seedling loading frames (17) which are oppositely arranged, the bottom ends of the two seedling loading frames (17) are fixedly connected with the top end of a bottom plate (4) of the seedling feeding device, a plurality of seedling roll placing shaft sleeves (18) penetrate through the two seedling loading frames (17), a plurality of blanket seedling rolls (3) are sleeved on the seedling roll placing shaft sleeves (18), a plurality of seedling loading frame seedling feeding motors (19) are fixedly connected on the seedling loading frames (17), and the output ends of the seedling loading frame seedling feeding motors (19) are fixedly connected with the seedling roll placing shaft sleeves (18).
7. The rice blanket seedling feeding device as claimed in claim 6, wherein: the blanket seedling conveying device is characterized in that a blanket seedling primary conveying frame (20) is arranged between the long blanket seedling roll (3) and the seedling conveying device bottom plate (4), two sides of the blanket seedling primary conveying frame (20) are fixedly connected with the two seedling loading frames (17), the belt conveying device comprises a plurality of blanket seedling main conveying belts (21) sleeved on the blanket seedling primary conveying frame (20), a main conveying belt motor (27) is fixedly connected to the top end of the blanket seedling primary conveying frame (20), and the output end of the main conveying belt motor (27) is in transmission connection with the blanket seedling main conveying belts (21).
8. The seedling feeding device for the blanket seedlings of rice as claimed in claim 7, wherein: a blanket seedling conveying inclined guide plate (22) is arranged between the blanket seedling primary conveying frame (20) and the long blanket seedling roll (3), the blanket seedling conveying inclined guide plate (22) is fixedly connected with the seedling loading frame (17), and the blanket seedling conveying inclined guide plate (22) is arranged corresponding to the long blanket seedling roll (3).
9. The seedling feeding device for the blanket seedlings of rice as claimed in claim 7, wherein: a conveyor belt partition plate (23) is arranged between every two adjacent blanket seedling main conveyor belts (21), and every two adjacent blanket seedling main conveyor belts (21) are separated through the conveyor belt partition plate (23).
10. The seedling feeding device for long blanket seedlings of rice as claimed in claim 2, wherein: support the slip table and include slide rail (24) and slide (25), chassis flat support plate (1) top rigid coupling has a plurality of slide rail (24), send seedling device bottom plate (4) bottom rigid coupling have with slide (25) of slide rail (24) looks adaptation, send seedling device bottom plate (4) to pass through slide rail (24) with slide (25) with chassis flat support plate (1) top sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211470824.6A CN115769719A (en) | 2022-11-23 | 2022-11-23 | Rice long blanket seedling feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211470824.6A CN115769719A (en) | 2022-11-23 | 2022-11-23 | Rice long blanket seedling feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115769719A true CN115769719A (en) | 2023-03-10 |
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ID=85389888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211470824.6A Pending CN115769719A (en) | 2022-11-23 | 2022-11-23 | Rice long blanket seedling feeding device |
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| Country | Link |
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| CN (1) | CN115769719A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116746343A (en) * | 2023-06-09 | 2023-09-15 | 江西中耕农业科技有限公司 | Externally-hung seedling plate assembly platform of transplanter |
-
2022
- 2022-11-23 CN CN202211470824.6A patent/CN115769719A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116746343A (en) * | 2023-06-09 | 2023-09-15 | 江西中耕农业科技有限公司 | Externally-hung seedling plate assembly platform of transplanter |
| CN116746343B (en) * | 2023-06-09 | 2024-04-05 | 江西中耕农业科技有限公司 | Externally-hung seedling plate assembly platform of transplanter |
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