CN218389104U - Maize system alms bowl machine of growing seedlings - Google Patents

Abstract

The utility model discloses a corn seedling-raising pot-making machine, wherein a power unit of the machine consists of eight stepping motors distributed on different mechanisms; the soil transporting mechanism comprises a soil storage bin, a screen, a screw rod, a belt wheel, a connecting rod and a crank driven by a stepping motor; the hole pressing mechanism comprises a machine frame rod, a disc, a connecting rod, a straight cylinder and a hole pressing straight cylinder; the seeding mechanism comprises a seed bin, a rotating bin, a fixed bushing, a shifting plate and a pair of gears driven by a stepping motor; the soil covering mechanism comprises a frame rod, a disc, a connecting rod, a straight cylinder and a soil covering straight cylinder; the press-releasing mechanism comprises a frame rod, a press-releasing connecting rod, a press-releasing straight cylinder, a straight cylinder and a stepping motor; the pot making mechanism comprises a rotary hole column, a pressure ring, a fixed block, a cylindrical trough plate, a moving rod and a pair of gears driven by a stepping motor; cups are arranged on the conveyor belt at equal intervals and are connected to the rack. The utility model discloses automatic sieve soil, system alms bowl, seeding and earthing reduce artifically, improve production efficiency.

Description

Maize system alms bowl machine of growing seedlings

Technical Field

The invention belongs to the technical field of a bowl making machine, and particularly relates to a corn seedling bowl making machine.

Background

The manual pot maker is replaced by the pot maker in the seedling raising process of the corn, so that seedling raising work is facilitated. However, the existing soil-block making machine for making soil blocks is easily affected by carrying vibration, so that the soil blocks are incomplete and scattered, and the nutrition bags are not sleeved in the soil blocks for subsequent seedling raising and planting.

The patent discloses a plant seedling and pot making machine and a using method thereof, the plant seedling and pot making machine comprises a frame, a power assembly, a feeding mechanism, a pot making mechanism, a seeding mechanism and a conveying belt, wherein the power assembly is arranged on the frame and comprises a driver, a bearing seat, a V-shaped belt wheel, a transmission rod, a gear wheel, a bevel gear, a central shaft and a transmission belt, the transmission belt and the stirring shaft drive the feeding mechanism, the pot making mechanism, the seeding mechanism and the conveying belt to move, the feeding mechanism comprises a feed hopper, an impeller and a connecting seat, the impeller is provided with a plurality of blades, the pot making mechanism comprises a grooved wheel drive plate, a shift fork, a grooved wheel rotary plate, a pot cylinder, a compaction upper support, an eccentric wheel, a connecting rod, a compaction rod head and a pressure-release grooved wheel, the grooved wheel drive plate is driven by the stirring shaft, and the seeding mechanism comprises a seeding box, a soil covering box, a discharge pipe, a spring and a separation blade. The machine is made into a soil bowl, and the seeding mechanism of the machine is difficult to ensure that quantitative seeds are sown.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a corn seedling pot making machine, which is used for making a pot by using a nutrition bag to solve the problems that the pot made by the existing pot making machine is easily influenced by carrying vibration to cause damage to the pot and corn seeding is not quantitative. A corn seedling raising and pot making machine comprises a base, a rack, a soil conveying mechanism, a hole pressing mechanism, a seeding mechanism, a soil covering mechanism, a press-releasing mechanism, a pot making mechanism, a conveying belt and a power unit;

preferably, the soil transporting mechanism comprises a soil storage bin, a screen and a belt wheel, wherein the screen is square and is provided with small holes uniformly arranged on the surface, one end of the screen is connected with two holes of the soil storage bin, and the other end of the screen is connected with a curved bar driven by the stepping motor 1 through a connecting rod, so that the screen can reciprocate under the driving of the stepping motor 1; the outer surface of the soil storage bin consists of two hollow rectangular columns with different lengths, a screw rod is arranged in each rectangular column, belt wheels are arranged at the tail ends of the two screw rods and connected through a belt, and a stepping motor 6 is connected to the large screw rod; the screen meshes the soil, and the screw rod sends the soil into the bowl making mechanism.

Preferably, the bowl making mechanism comprises a rotary hole column, a pressure ring, a fixed block, a cylindrical trough plate and a moving rod, wherein the rotary hole column is cylindrical, a circle of through holes are uniformly distributed at the edge of the rotary hole column, the lower end of the rotary hole column is connected to the base through a cylindrical rod, and a protruding block is arranged at the upper end of the outer edge of each hole of the rotary hole column and is L-shaped; the compression ring is a conical thin ring, and one side of the compression ring is provided with an L-shaped handle; the cylindrical slotted plate is cylindrical, the middle of the cylindrical slotted plate is provided with a slot, and the height of one section of slot is different from that of other slots; the edge of the bottom of the columnar groove plate is provided with a hole, the bottom of the columnar groove plate is connected with the base through two vertical rods, the upper end of the movable rod is a small column, and the lower end of the movable rod is a spherical bulge; the pressing ring is connected with the protruding block, the upper end of the movable rod is connected with the pressing ring handle, and the lower end of the movable rod is connected with the groove of the cylindrical groove plate; the stepping motor 7 drives the gear to drive the rotary bin to rotate.

Preferably, the hole pressing mechanism comprises a machine frame rod, a disc, a connecting rod, a straight cylinder and a hole pressing straight cylinder, wherein a small rod is fixed on the surface of the disc and is connected with the connecting rod 1, the other end of the connecting rod is connected with the hole pressing straight cylinder, the hole pressing straight cylinder is installed in the straight cylinder, the hole pressing straight cylinder is a cylinder, the upper end of the cylinder is symmetrically fixed with bulges, the middle of the cylinder is connected with the holes pressing straight cylinder through the rod, and the lower end of the cylinder is provided with a small boss; the stepping motor 2 is fixed on the frame rod and connected with a disc, and the disc rotates to drive the hole pressing straight cylinder to reciprocate up and down.

Preferably, the sowing mechanism comprises a seed bin, a rotating bin, a fixed bushing, a shifting plate and a pair of gears driven by a stepping motor; one side of the seed bin is provided with a drawing plate which can move up and down and an inclined chute, and the lower end of the chute is positioned above the rotary bin; the interior of the rotary bin is conical, a circle of edge of the rotary bin is uniformly provided with holes, a central hole is provided with a hollow rod, the lower end of the hollow rod is provided with a gear and is meshed with the gear on the stepping motor 8, the shifting plate consists of two triangular plates and a rod, a certain gap is reserved between the bevel edge of the triangular plate and the inner surface of the rotary bin, and the rod of the shifting plate penetrates through the hollow rod and is fixed on a frame rod of the seeding machine; the fixed leakage plate consists of a hollow column and a circular plate with a fixed leakage hole column at the edge, the lower end of the fixed leakage plate is fixed on the frame rod of the seeder, and a certain gap is formed between the upper end of the fixed leakage plate and the rotary bin; corn seeds are placed in the seed bin, the shifting plate raises a certain amount of corn seeds and then flows into the rotary bin to descend and close, the stepping motor drives the hollow rod of the belt gear to rotate with the rotary bin, the shifting plate is fixed to shift the corn seeds into the holes in the edge of the rotary bin and block and shift away the redundant seeds in the upper portion of the holes, and the rotary bin continues to rotate and aligns the corn seeds with the columns of the fixed leakage holes in the edge of the rotary bin to fall out.

Preferably, the soil covering mechanism comprises a frame rod, a disc, a connecting rod, a straight cylinder and a soil covering straight cylinder, wherein a small rod is fixed on the surface of the disc and is connected with the connecting rod 1, the other end of the connecting rod is connected with the soil covering straight cylinder, the soil covering straight cylinder is arranged in the straight cylinder, the upper end of the soil covering straight cylinder is a cylinder, the middle of the upper end of the soil covering straight cylinder is symmetrically fixed with bulges and is connected by the rod, and the lower end of the soil covering straight cylinder is flat; the stepping motor 3 is fixed on the frame rod and connected with a disc, and the disc rotates to drive the soil covering straight cylinder to reciprocate up and down.

Preferably, the pressure-disengaging mechanism comprises a frame rod, a pressure-disengaging connecting rod, a pressure-disengaging straight cylinder, a straight cylinder and a stepping motor, wherein one end of the pressure-disengaging connecting rod is connected with the connecting rod, the other end of the connecting rod is connected with the pressure-disengaging straight cylinder, the pressure-disengaging straight cylinder is arranged in the straight cylinder, and the pressure-disengaging straight cylinder is a hollow cylinder, the upper ends of which are symmetrically fixed and the middle is connected by a rod; the stepping motor 4 is fixed on the frame rod and connected with a pressure-releasing connecting rod, and the pressure-releasing connecting rod rotates to drive the pressure-releasing straight cylinder to reciprocate up and down.

Preferably, the conveying belt is uniformly provided with cups, is arranged on the rack through a flat belt wheel, is driven by the stepping motor 5 to rotate in a reciprocating manner, bears the manufactured nutrition bowls and conveys the nutrition bowls; the power unit consists of eight stepping motors distributed on different mechanisms.

Preferably, the eight stepping motors are connected with a power supply; two screw rods in the soil storage bin are different in length according to the requirement of the conveying soil amount, and the screen mesh reciprocates to screen out larger soil particles so as to facilitate conveying of the screw rods.

Preferably, when the movable rod moves to a lower point in the groove, the movable rod moves downwards and lifts the press ring, the nutrition bag is manually placed in the hole of the rotary hole column, when the movable rod continues to move in the groove, the movable rod moves upwards and drops the press ring when the position of the groove surface rises, and at the moment, the press ring presses the nutrition bag to prevent the nutrition bag covered behind from being shrunk due to the falling gravity of soil.

Preferably, a hole site in front of the hole pressing mechanism is rightly opposite to the lower part of the outlet of the large screw rod, and a hole site in front of the soil covering mechanism is rightly opposite to the lower part of the outlet of the small screw rod; when the nutrition bag which completes hole pressing, seeding and soil covering moves to the position right below the pressure-disengaging mechanism, the corresponding pressure ring is slightly lifted, the pressure-disengaging straight cylinder moves downwards to push out the nutrition bag, the nutrition bag passes through the cylindrical groove hole, falls into the conveying belt cup and is conveyed by the conveying belt.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the arrangement of the rotary hole column, the pressing ring, the fixing block, the cylindrical groove plate and the moving rod is beneficial to pressing the nutrition bag by the pressing ring in the working process so as to prevent the nutrition bag covered behind from being shriveled due to the falling gravity of soil; when the pot needs to be removed, the movable rod slightly ascends the compression ring to lift the compression ring so as to facilitate the operation of removing the pot.

2. According to the corn nutrition bag, the seed bin, the rotating bin, the fixed leakage plate, the shifting plate and the stepping motor are arranged, the shifting plate is used for shifting corn seeds into holes of the rotating bin and shifting redundant seeds, the rotating bin can rotate on the fixed leakage plate, and the corn nutrition bag falls into the nutrition bag when the rotating bin and cylindrical holes of the fixed leakage plate are aligned with the seeds, so that quantitative corn seeds are placed into each nutrition bag.

3. According to the invention, the frame rod, the pressure-disengaging connecting rod, the pressure-disengaging straight cylinder and the straight cylinder are arranged, and the pressure-disengaging straight cylinder only contacts the inner edge position of the nutrition belt bag, so that the normal seedling culture is not affected by compaction of soil near the seeds in the process of pushing the pressure-disengaging straight cylinder by up-and-down reciprocating motion.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a front view of the present invention

FIG. 3 is a top view of the present invention

FIG. 4 is a schematic view of a press-release mechanism of the present invention

FIG. 5 is a schematic view of a soil covering mechanism of the present invention

FIG. 6 is a schematic view of the earth-moving mechanism of the present invention 1

FIG. 7 is a schematic view of the earth-moving mechanism of the present invention 2

FIG. 8 is a schematic of a screen according to the present invention

FIG. 9 is a schematic view of a bowl-making mechanism of the present invention 1

FIG. 10 is a schematic view of a bowl-making mechanism of the present invention 2

FIG. 11 is a schematic view of a cylindrical grooved plate of the present invention

FIG. 12 is a schematic view of a hole pressing mechanism according to the present invention

FIG. 13 is a schematic view of a press-release cylinder according to the present invention

FIG. 14 is a schematic view of a straight cylinder for pressing cave according to the present invention

FIG. 15 is a schematic view of a straight cylinder according to the present invention

FIG. 16 is a schematic view of the travel bar of the present invention

FIG. 17 is a schematic view of two screw rods of the present invention

FIG. 18 is a schematic view of a fixing funnel of the present invention

FIG. 19 is a schematic view of a sowing mechanism of the present invention

In the figure: 1 base, 2 cups, 3 conveyer belts, 4 cylindrical groove plates, 5 soil storage bins, 6 screens, 7 seed bins, 8 rotating bins, 9 rotating hole columns, 10 frames, 11 pulling plates, 12 control boxes, 13 stepping motors 1, 14 stepping motors 2, 15 stepping motors 3, 16 stepping motors 4, 17 stepping motors 5, 18 machine frame rods, 19 discs, 20 connecting rods 1, 21 straight cylinders, 22 hole pressing straight cylinders, 23 soil covering straight cylinders, 24 soil pressing connecting rods, 25 connecting rods, 26 soil pressing straight cylinders, 27 soil storage machine frame rods, 28 large screw rods, 29 small screw rods, 30 bent rods, 31 connecting rods, 32 stepping motors 6, 33 belts, 34 small belt wheels, 35 large belt wheels, 36 stepping motors 7, 37 moving rods, 38 protruding blocks, 39, 40 vertical rods, 41 gear 1, 42 gear 2, 43 cylindrical rods, 44 hollow rods, 45 hollow rods, 46 fixed leakage plates, 47 shifting plates, 48 pinion gears 2, 8, 50 fixed blocks, 51 and flat belt wheels of the seeder.

Detailed Description

The invention is described in detail with reference to the accompanying drawings, and as shown in the accompanying drawings 1 and 2, the corn seedling-raising and pot-making machine comprises a base, a frame, a soil-conveying mechanism, a hole-pressing mechanism, a sowing mechanism, a soil-covering mechanism, a press-releasing mechanism, a pot-making mechanism, a conveying belt and a power unit; the soil transporting mechanism comprises a soil storage bin, a screen and a belt wheel, wherein the screen is square, small holes are uniformly arranged on the surface of the screen, one end of the screen is connected with the two holes of the soil storage bin, and the other end of the screen is connected with a curved rod driven by the stepping motor 1 through a connecting rod; the outer surface of the soil storage bin consists of two hollow rectangular columns with different lengths, a screw rod is arranged in each rectangular column, belt wheels are arranged at the tail ends of the two screw rods and connected through a belt, and a stepping motor 6 is connected to the large screw rod; when the soil screening machine works, prepared soil is poured into the soil storage bin, switches of the stepping motors 1 and 6 are turned on, the screen meshes sieve the soil in a reciprocating motion under the driving of the stepping motors 1, and the stepping motors 6 drive the two spiral rods to move so as to feed the soil into the pot making mechanism.

As shown in fig. 9 and 10, the bowl making mechanism includes a rotary hole column, a press ring, a fixed block, a cylindrical trough plate and a moving rod, wherein the rotary hole column is cylindrical, a circle of through holes are uniformly distributed at the edge, the lower end of the through hole is connected to the base through a cylindrical rod, and a protruding block is mounted at the upper end of the outer edge of each hole of the rotary hole column and is in an L shape; the compression ring is a conical thin ring, and one side of the compression ring is provided with an L-shaped handle; the cylindrical slotted plate is cylindrical, the middle of the cylindrical slotted plate is provided with a slot, and the height of one section of slot is different from that of other slots; the edge of the bottom of the columnar groove plate is provided with a hole, the bottom of the columnar groove plate is connected with the base through two vertical rods, the upper end of the movable rod is a small column, and the lower end of the movable rod is a spherical bulge; the pressing ring is connected with the protruding block, the upper end of the movable rod is connected with the pressing ring handle, and the lower end of the movable rod is connected with the groove of the cylindrical groove plate; the stepping motor 7 drives the gear to drive the rotary bin to rotate. When the device works, the stepping motor 7 drives the gear to drive the rotary bin to intermittently rotate, and the hole position where the nutrition bag is lifted up from the compression ring on the rotary hole column is manually placed in the rotary bin in the time period when the rotary bin stops rotating; when continuing to rotate in rotatory storehouse, the carriage release lever upward movement puts down the clamping ring this moment the clamping ring can push down the nutrition bag, continues to rotate when rotatory hole post and takes the nutrition bag to continue to move forward to position under the big hob export and dwell the certain time, and big hob rotates this moment and falls into the nutrition bag with soil drive, then rotatory hole post continues to drive the nutrition bag that has soil and rotates under the straight section of thick bamboo of pressure cave mechanism.

As shown in fig. 12 and 14, the hole pressing mechanism comprises a frame rod, a disc, a connecting rod, a straight cylinder and a hole pressing straight cylinder, wherein a small rod is fixed on the surface of the disc and connected with the connecting rod 1, the other end of the connecting rod is connected with the hole pressing straight cylinder, the hole pressing straight cylinder is arranged in the straight cylinder, the hole pressing straight cylinder is a cylinder, the middle of the upper end of the cylinder is symmetrically fixed with protrusions, the upper end of the cylinder is connected with the middle of the protrusions through the rod, and the lower end of the cylinder is provided with a small boss; the stepping motor 2 is fixed on the frame rod and connected with the disc. When a nutrition bag with soil rotates to the position right below the straight cylinder of the hole pressing mechanism, the disc rotates to drive the hole pressing straight cylinder to move downwards and form a pit in the soil, then the disc rotates to drive the hole pressing straight cylinder to move upwards to return to the original position, and then the rotary hole column continues to rotate to drive the nutrition bag to move forwards continuously.

As shown in fig. 18 and 19, the sowing mechanism comprises a seed bin, a rotating bin, a fixed bushing, a poking plate and a pair of gears driven by a stepping motor; one side of the seed bin is provided with a draw plate which can move up and down and an inclined chute, and the lower end of the chute is positioned above the rotary bin; the rotary bin is conical, a circle of the edge of the rotary bin is uniformly provided with holes, a central hole is provided with a hollow rod, the lower end of the hollow rod is provided with a gear and is meshed with the gear on the stepping motor 8, the shifting plate consists of two triangular plates and a rod, the bevel edge of each triangular plate has a certain gap with the inner surface of the rotary bin, and the rod of the shifting plate penetrates through the hollow rod and is fixed on a frame rod of the seeding machine; the fixed bushing plate consists of a hollow column and a circular plate with a column of fixed bushing holes at the edge, the lower end of the fixed bushing plate is fixed on a hack lever of the seeder, and a certain gap is formed between the upper end of the fixed bushing plate and the rotary bin; corn seeds are placed in the seed bin, the shifting plate raises a certain amount of corn seeds to flow into the rotating bin and then descends to be closed, the stepping motor drives the hollow rod of the belt gear to rotate with the rotating bin, and the shifting plate is fixed to shift the corn seeds into the holes in the edge of the rotating bin and block and shift away the redundant seeds on the upper portion of the holes. When the nutrition bag with the hole is moved to the position right below the fixed leak hole cylinder of the sowing mechanism, the rotary bin of the sowing mechanism continues to rotate, and when the hole at the edge of the rotary bin and the fixed leak hole cylinder are aligned with corn seeds, the corn seeds fall into the concave pit of the nutrition bag, and then the rotary hole column continues to rotate to bring the nutrition bag to continue to move forwards.

As shown in fig. 5, the soil covering mechanism comprises a frame rod, a disc, a connecting rod, a straight cylinder and a soil covering straight cylinder, wherein a small rod is fixed on the surface of the disc and is connected with the connecting rod 1, the other end of the connecting rod is connected with the soil covering straight cylinder, the soil covering straight cylinder is arranged in the straight cylinder, the upper end of the soil covering straight cylinder is connected with the middle of a symmetrical fixing bulge of the upper end of the cylinder through the rod, and the lower end of the soil covering straight cylinder is flat; the stepping motor 3 is fixed on the frame rod and connected with the disc, when the sowed nutrition bag moves to a position under the straight cylinder of the pressure-disengaging mechanism, the disc of the pressure-disengaging mechanism rotates to drive the soil covering straight cylinder to move downwards for a certain distance, the surface soil of the nutrition bag is pressed to a proper degree of looseness so that normal seedling raising is not influenced, and then the disc rotates to drive the soil covering straight cylinder to move upwards to return to the original position.

As shown in fig. 4 and 13, the pressure-disengaging mechanism comprises a frame rod, a pressure-disengaging connecting rod, a pressure-disengaging straight cylinder, a straight cylinder and a stepping motor, wherein one end of the pressure-disengaging connecting rod is connected with the connecting rod, the other end of the connecting rod is connected with the pressure-disengaging straight cylinder, the pressure-disengaging straight cylinder is arranged in the straight cylinder, and the pressure-disengaging straight cylinder is a hollow cylinder, the upper ends of which are symmetrically fixed and the middle is connected by a rod; the stepping motor 4 is fixed on the frame rod and connected with the pressure-releasing connecting rod, and the pressure-releasing connecting rod rotates to drive the pressure-releasing straight cylinder to move up and down to push out the nutrition bag, and the nutrition bag passes through the cylindrical groove hole to fall into the conveying belt cup and is conveyed by the conveying belt.

The conveying belt is uniformly provided with cups, the cups are arranged on the rack through a flat belt wheel, and the cups are driven by the stepping motor 5 to rotate in a reciprocating manner to bear and convey the manufactured nutrition bowls.

In practical application, the eight stepping motors are controlled by the control box, and reasonable circulation is formed according to the steps to continuously finish the movement of loading soil in the nutrition belt, pressing holes, sowing, covering soil and conveying. In conclusion, the invention screens and refines soil through the screen and the spiral rod, the seeding mechanism can realize continuous quantitative seeding, the pressing ring presses the nutrition bag to prevent the nutrition bag covered behind from shrinking due to the falling gravity of the soil, the seeding, pot making and soil covering are automatic, the labor is reduced, and the production efficiency is improved.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (4)

1. The utility model provides a maize system alms bowl machine of growing seedlings which characterized in that: the soil-conveying mechanism comprises a soil storage bin, a screen and a belt wheel, the screen is square, small holes are uniformly arranged on the surface of the screen, one end of the screen is connected with the two holes of the soil storage bin, and the other end of the screen is connected with a curved rod driven by a stepping motor 1 through a connecting rod, so that the screen can reciprocate under the driving of the stepping motor 1; the outer surface of the soil storage bin consists of two hollow rectangular columns with different lengths, a screw rod is arranged in each rectangular column, belt wheels are arranged at the tail ends of the two screw rods and connected through a belt, and a stepping motor 6 is connected to the large screw rod; screening soil by a screen, and feeding the soil into a bowl making mechanism by a screw rod;

the pot manufacturing mechanism comprises a rotary hole column, a pressure ring, a fixed block, a cylindrical trough plate and a moving rod, wherein the rotary hole column is cylindrical, a circle of through holes are uniformly distributed at the edge of the rotary hole column, the lower end of the rotary hole column is connected to the base through a cylindrical rod, a protruding block is arranged at the upper end of the outer edge of each hole of the rotary hole column, and the protruding blocks are L-shaped; the compression ring is a conical thin ring, and one side of the compression ring is provided with an L-shaped handle; the cylindrical slotted plate is cylindrical, the middle of the cylindrical slotted plate is provided with a slot, and the height of one section of slot is different from that of other slots; the edge of the bottom of the columnar groove plate is provided with a hole, the bottom of the columnar groove plate is connected with the base through two vertical rods, the upper end of the movable rod is a small column, and the lower end of the movable rod is a spherical bulge; the compression ring is connected with the protrusion block, the upper end of the moving rod is connected with the compression ring handle, and the lower end of the moving rod is connected with the groove of the cylindrical groove plate; the stepping motor 7 drives the gear to drive the rotary bin to rotate;

the cave pressing mechanism comprises a machine frame rod, a disc, a connecting rod, a straight cylinder and a cave pressing straight cylinder, wherein a small rod is fixed on the surface of the disc and is connected with the connecting rod 1, the other end of the connecting rod is connected with the cave pressing straight cylinder, the cave pressing straight cylinder is arranged in the straight cylinder, the cave pressing straight cylinder is a cylinder, the upper end of the cylinder is symmetrically fixed with bulges, the middle of the cylinder is connected with the cave pressing straight cylinder through the rod, and the lower end of the cylinder is a small boss; the stepping motor 2 is fixed on the frame rod and connected with a disc, and the disc rotates to drive the pressure hole straight cylinder to reciprocate up and down;

the seeding mechanism comprises a seed bin, a rotating bin, a fixed bushing, a shifting plate and a pair of gears driven by a stepping motor; one side of the seed bin is provided with a draw plate which can move up and down and an inclined chute, and the lower end of the chute is positioned above the rotary bin; the rotary bin is conical, a circle of the edge of the rotary bin is uniformly provided with holes, a central hole is provided with a hollow rod, the lower end of the hollow rod is provided with a gear and is meshed with the gear on the stepping motor 8, the shifting plate consists of two triangular plates and a rod, the bevel edge of each triangular plate has a certain gap with the inner surface of the rotary bin, and the rod of the shifting plate penetrates through the hollow rod and is fixed on a frame rod of the seeding machine; the fixed leakage plate consists of a hollow column and a circular plate with a fixed leakage hole column at the edge, the lower end of the fixed leakage plate is fixed on the frame rod of the seeder, and a certain gap is formed between the upper end of the fixed leakage plate and the rotary bin;

the soil covering mechanism comprises a frame rod, a disc, a connecting rod, a straight cylinder and a soil covering straight cylinder, wherein a small rod is fixed on the surface of the disc and is connected with the connecting rod 1, the other end of the connecting rod is connected with the soil covering straight cylinder, the soil covering straight cylinder is arranged in the straight cylinder, the upper end of the soil covering straight cylinder is symmetrically fixed with bulges, the middle of the soil covering straight cylinder is connected with the straight cylinder through the rod, and the lower end of the soil covering straight cylinder is smooth; the stepping motor 3 is fixed on the frame rod and connected with a disc, and the disc rotates to drive the soil covering straight cylinder to reciprocate up and down;

the pressure-disengaging mechanism comprises a frame rod, a pressure-disengaging connecting rod, a pressure-disengaging straight cylinder, a straight cylinder and a stepping motor, wherein one end of the pressure-disengaging connecting rod is connected with the connecting rod, the other end of the connecting rod is connected with the pressure-disengaging straight cylinder, the pressure-disengaging straight cylinder is arranged in the straight cylinder, and the pressure-disengaging straight cylinder is a hollow cylinder, the upper ends of which are symmetrically fixed and the middle is connected by a rod; the stepping motor 4 is fixed on the frame rod and connected with the pressure-disengaging connecting rod, and the pressure-disengaging connecting rod rotates to drive the pressure-disengaging straight cylinder to reciprocate up and down;

the conveying belt is uniformly provided with cups, is arranged on the rack through a flat belt wheel, is driven by the stepping motor 5 to rotate in a reciprocating manner, bears the manufactured nutrition bowls and conveys the nutrition bowls; the power unit consists of eight stepping motors distributed on different mechanisms.

2. The corn seedling pot-making machine according to claim 1, characterized in that: the eight stepping motors are connected with a power supply.

3. The corn seedling pot making machine according to claim 1, characterized in that: two screw rods in the soil storage bin are different in length according to the requirement of the soil conveying amount, and the screen mesh reciprocates to screen out large soil particles so as to facilitate conveying of the screw rods.

4. The corn seedling pot making machine according to claim 1, characterized in that: the lower part of the outlet of the large screw rod is right opposite to the hole position in front of the hole pressing mechanism, and the lower part of the outlet of the small screw rod is right opposite to the hole position in front of the soil covering mechanism.

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