Seed drying device

Abstract

The invention discloses a seed drying device, comprising a base and a shell, wherein the shell is arranged on the base, a drying box is arranged in the inner cavity of the shell, the drying box can slide left and right along the base, a first lifting mechanism for inputting and outputting seeds and a second lifting mechanism for stirring seeds are arranged above the drying box, a plurality of groups of turning mechanisms are arranged at the bottom of the drying box, the turning mechanisms can quickly turn over the seeds settled to the bottom of the drying box, and two groups of heat pump exhaust mechanisms are symmetrically arranged on the two side walls of the drying box. The invention can not only dry the seeds quickly and thoroughly during the drying process, but also improve the drying efficiency and save manpower and material resources.

Description

Technical Field

[0001] The invention relates to a seed drying device, belonging to the technical field of seed drying. Background Art

[0002] Newly harvested seeds have a high water content and are prone to mildew, so they must be dried in time to ensure their stability during storage. The traditional method of seed drying is ventilation drying and natural sun drying. Although this method is simple, energy-saving, economical and safe, it is easily restricted by weather and site conditions and is time-consuming and labor-intensive.

[0003] However, the existing seed drying devices have the technical problems of narrow application range, incomplete drying and low drying efficiency, which seriously affect the seed quality and the seed germination rate in the later stage. In view of the above situation, it is necessary to design a seed drying device to solve the above technical problems. Summary of the invention

[0004] The purpose of the present invention is to overcome the problems existing in the above-mentioned prior art and to provide a seed drying device, aiming to solve the technical problems of incomplete seed drying and low drying efficiency during the seed drying process.

[0005] In order to achieve the above object, the technical solution adopted by the present invention is:

[0006] A seed drying device comprises a base and a shell, wherein the shell is arranged on the base, a drying box is arranged in the inner cavity of the shell, the drying box can slide left and right along the base, and a first lifting mechanism for inputting and outputting seeds and a second lifting mechanism for stirring seeds are arranged above the drying box;

[0007] The bottom of the drying box is provided with multiple groups of turning mechanisms, which can quickly turn over the seeds settled to the bottom of the drying box, and two groups of heat pump exhaust mechanisms are symmetrically arranged on the two side walls of the drying box;

[0008] A slide groove is provided on the base, a slide rod is placed in the slide groove, and a transverse screw is provided above the slide rod; a slider is provided below the drying box, the slide rod and the transverse screw both penetrate the slider, one end of the transverse screw is connected to the output end of the reciprocating servo motor I, and the other end of the transverse screw is connected to the side wall of the housing;

[0009] The first lifting mechanism comprises a lifting platform I, both ends of which are provided with longitudinal screws I, and the lifting platform I can be lifted and lowered on the longitudinal screws I, and a seed feeding pump, a suction servo motor and a seed suction pump are sequentially provided on the lifting platform I; the seed feeding pump is used to feed the seeds to be dried into the drying box, one end of the seed feeding pump is connected with a feeding hose, and a discharge part is provided at the other end of the seed feeding pump, and the discharge part passes through the lifting platform I and is located below the lifting platform I; the seed suction pump is used to output the dried seeds from the drying box, and the suction end of the seed suction pump is connected to the suction servo motor through the suction hose, and a suction pipe is provided on the suction servo motor, and the suction pipe passes through the lifting platform I, and a suction head is provided at the lower end of the suction pipe;

[0010] The second lifting mechanism has a lifting platform II, and longitudinal screws II are arranged at both ends of the lifting platform II. The lifting platform II can be lifted and lowered on the longitudinal screws II. A rotatable rotating plate is arranged below the lifting platform II, and a reciprocating screw is arranged below the rotating plate. A stirring part is arranged on the reciprocating screw, and the stirring part can slide left and right on the reciprocating screw.

[0011] Furthermore, each group of heat pump exhaust mechanisms includes a heat pump fan and a dry air generator. The heat pump fan is connected to the dry air generator through a connecting pipe, and the air outlet end of the dry air generator extends into the inner cavity of the drying box.

[0012] Furthermore, a dual-axis motor I is arranged above the first lifting mechanism, and the dual-axis motor I is arranged on the top of the shell. Positioning plates I are symmetrically arranged at both ends of the dual-axis motor I. The two output shafts of the dual-axis motor I respectively pass through the positioning plates I at both ends and can rotate within the positioning plates I. Second driving bevel gears are arranged at the ends of the two output shafts of the dual-axis motor I, and a second driven bevel gear is arranged at the end of each longitudinal screw I, and the second driving bevel gear is meshed with the second driven bevel gear at a right angle.

[0013] Furthermore, a dual-axis motor II is arranged above the second lifting mechanism, and the dual-axis motor II is arranged on the top of the shell. Positioning plates II are symmetrically arranged at both ends of the dual-axis motor II. The two output shafts of the dual-axis motor II respectively pass through the positioning plates II at both ends and can rotate in the positioning plates II. The ends of the two output shafts of the dual-axis motor II are both provided with third driving bevel gears, and the ends of each longitudinal lead screw II are both provided with third driven bevel gears, and the third driving bevel gear is meshed with the third driven bevel gear at a right angle.

[0014] Furthermore, a rotating servo motor is arranged at the upper end of the lifting platform II, and the output shaft of the rotating servo motor passes through the lifting platform II and can drive the rotating plate to rotate. Limit plates are fixedly arranged at both ends of the lower wall of the rotating plate, and a reciprocating screw is arranged between the two limit plates; the stirring part includes a reciprocating block and a stirring paddle, the outer wall of the reciprocating screw is threadedly connected to the reciprocating block, and a stirring paddle is arranged at the bottom of the reciprocating block, and the reciprocating screw enables the stirring paddle to slide left and right on the reciprocating screw through the reciprocating servo motor II.

[0015] Furthermore, a first driving bevel gear is arranged at the end of the output shaft of the reciprocating servo motor I, a first driven bevel gear meshing with the first driving bevel gear is arranged at the side end of the first driving bevel gear, and the first driven bevel gear is connected to the transverse lead screw.

[0016] Furthermore, the reciprocating servo motor I is externally covered with a protective shell.

[0017] Furthermore, each of the flipping mechanisms has a flipping servo motor, which is embedded in the bottom wall of the drying box. A flipping plate is fixedly connected to the output shaft of the flipping servo motor. The flipping plate is placed on the bottom wall of the drying box, and a number of flipping blocks with equal spacing are arranged on the flipping plate.

[0018] Furthermore, the width between the two longitudinal screws I and the width between the two longitudinal screws II are both the same as the width of the drying box.

[0019] Furthermore, the dual-axis motor I, dual-axis motor II, suction servo motor, seed delivery pump, seed suction pump, heat pump fan, dry air generator, reciprocating servo motor I, rotating servo motor, reciprocating servo motor II and turning servo motor are all electrically connected to the power supply of the peripheral device through a control switch.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] The seed drying device provided by the present invention inputs seeds into a drying box for drying and outputs the dried seeds through a first lifting mechanism, thereby realizing automatic input and output of seeds into and out of the drying box, saving manpower and material resources; the seeds in the drying box are stirred in all directions through a second lifting mechanism, and multiple groups of turning mechanisms are arranged at the bottom of the drying box to quickly turn over the seeds settled to the bottom of the drying box, thereby realizing all-round turning of the seeds in the drying box; two groups of heat pump exhaust mechanisms are arranged on the outer wall of the drying box, and the two groups of heat pump exhaust mechanisms, multiple groups of turning mechanisms and the second lifting mechanism are combined to quickly take away moisture on the seeds, thereby having the technical effects of quickly drying seeds, drying thoroughly and with high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the present invention;

[0023] Figure 2 It is a schematic diagram of the drying box of the present invention being located below the first lifting mechanism;

[0024] Figure 3 It is a partial schematic diagram of the present invention;

[0025] The numbers in the figure are: 1-base; 2-housing; 3-sliding rod; 4-sliding block; 5-transverse screw; 6-reciprocating servo motor I; 601-first driving bevel gear; 602-first driven bevel gear; 603-protective shell; 7-drying box; 8-dry air generator; 9-heat pump fan; 101-positioning plate I; 111-double-axis motor I; 112-second driving bevel gear; 113-second driven bevel gear; 122-double-axis motor II; 123-positioning plate II; 124-third driving bevel gear; 125-third driven bevel gear Gear; 121-longitudinal screw II; 131-lifting platform II; 14-rotating servo motor; 15-rotating plate; 151-limiting plate; 16-reciprocating screw; 17-reciprocating servo motor II; 18-stirring paddle; 181-reciprocating moving block; 120-longitudinal screw I; 130-lifting platform I; 19-seed delivery pump; 191-discharging part; 20-seed suction pump; 21-suction servo motor; 201-suction hose; 22-suction pipe; 220-suction head; 23-turning servo motor; 231-turning plate; 232-turning block. DETAILED DESCRIPTION

[0026] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0027] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0028] See also Figure 1 According to one embodiment of the present invention, a seed drying device is characterized in that: it comprises a base 1 and a shell 2, the shell 2 is arranged on the base 1, a drying box 7 is arranged in the inner cavity of the shell 2, the upper end of the drying box 7 is open, the drying box 7 can slide left and right along the base 1, and a first lifting mechanism for inputting and outputting seeds and a second lifting mechanism for stirring seeds are arranged above the drying box 7;

[0029] The bottom of the drying box 7 is provided with multiple groups of turning mechanisms, which can quickly turn over the seeds settled to the bottom of the drying box 7, and two groups of heat pump exhaust mechanisms are symmetrically arranged on the two side walls of the drying box 7;

[0030] A slide groove is provided on the base 1, a slide rod 3 is placed in the slide groove, a transverse screw 5 is provided above the slide rod 3, and both ends of the transverse screw 5 are rotatably connected to the two side walls of the base 1 through ball bearings; a slider 4 is provided below the drying box 7, the slide rod 3 and the transverse screw 5 both penetrate the slider 4, one end of the transverse screw 5 is connected to the output end of the reciprocating servo motor I 6, and the other end of the transverse screw 5 is connected to the side wall of the housing 2;

[0031] The first lifting mechanism comprises a lifting platform Ⅰ130, both ends of which are provided with longitudinal screws Ⅰ120, the lifting platform Ⅰ130 and the longitudinal screws Ⅰ120 are threadedly connected, the top inner wall of the shell 2 is also vertically rotatably connected with two groups of paired longitudinal guide plates, the longitudinal guide plates are rotatably provided with longitudinal screws Ⅰ120, the lifting platform Ⅰ130 can be lifted and lowered on the longitudinal screws Ⅰ120, and the lifting platform Ⅰ130 is sequentially provided with a seed delivery pump 19, a suction servo motor 21 and a seed suction pump 20; the seed delivery pump 19 is used to input the seeds to be dried into the drying box 7, one end of the seed delivery pump 19 is connected with a delivery hose, and the other end of the seed delivery pump 19 is provided with a discharge part 191, the discharge part 191 passes through the lifting platform Ⅰ130 and is located on the lifting platform Below the platform Ⅰ130; the seed suction pump 20 is used to output the dried seeds from the drying box 7, the suction end of the seed suction pump 20 is connected to the suction servo motor 21 through the suction hose 201, the suction pipe 22 is connected to the suction hose 201 through a rotating shaft, the suction pipe 22 is located between the rotating shaft and the outer wall of the suction pipe 22 between the rotating shaft and the lifting platform 13 is fixedly sleeved with a driven bearing disk, the outer wall between the suction pipe 22 and the lifting platform 13 is fixedly sleeved with a driven bearing disk, the output shaft of the suction servo motor 21 is fixedly connected with a driving bearing engaged with the driven bearing disk, the suction servo motor 21 is provided with a suction pipe 22, the suction pipe 22 is rotatably connected with the lifting platform Ⅰ130 through a ball bearing, the suction pipe 22 passes through the lifting platform Ⅰ130, and a suction head 220 is provided at the lower end of the suction pipe 22;

[0032] The second lifting mechanism comprises a lifting platform Ⅱ131, both ends of which are provided with longitudinal screws Ⅱ121, the lifting platform Ⅱ131 and the longitudinal screw Ⅱ121 are threadedly connected, the top inner wall of the shell 2 is also vertically rotatably connected with two groups of paired longitudinal guide plates, the longitudinal guide plates are rotatably provided with longitudinal screws Ⅱ121, the lifting platform Ⅱ131 can be lifted and lowered on the longitudinal screw Ⅱ121, a rotatable rotating plate 15 is provided below the lifting platform Ⅱ131, a reciprocating screw 16 is provided below the rotating plate 15, a stirring part is provided on the reciprocating screw 16, and the stirring part can slide left and right on the reciprocating screw 16.

[0033] According to one embodiment of the present invention, each group of heat pump exhaust mechanisms includes a heat pump fan 9 and a dry air generator 8. The heat pump fan 9 is connected to the dry air generator 8 through a connecting pipe, and the air outlet end of the dry air generator 8 extends into the inner cavity of the drying box 7.

[0034] According to one embodiment of the present invention, a dual-axis motor Ⅰ111 is arranged above the first lifting mechanism, and the dual-axis motor Ⅰ111 is arranged on the top of the shell 2. Positioning plates Ⅰ101 are symmetrically arranged at both ends of the dual-axis motor Ⅰ111. The two output shafts of the dual-axis motor Ⅰ111 pass through the positioning plates Ⅰ101 at both ends respectively and can rotate in the positioning plates Ⅰ101. The two output shaft ends of the dual-axis motor Ⅰ111 are both provided with second driving bevel gears 112, and the ends of each longitudinal screw Ⅰ120 are both provided with second driven bevel gears 113, and the second driving bevel gear 112 and the second driven bevel gear 113 are meshed at right angles.

[0035] According to one embodiment of the present invention, a dual-axis motor II122 is arranged above the second lifting mechanism, and the dual-axis motor II122 is arranged on the top of the shell 2. Positioning plates II123 are symmetrically arranged at both ends of the dual-axis motor II122. The two output shafts of the dual-axis motor II122 pass through the positioning plates II123 at both ends respectively and can rotate in the positioning plates II123. The two output shaft ends of the dual-axis motor II122 are both provided with a third driving bevel gear 124, and the end of each longitudinal screw II121 is provided with a third driven bevel gear 125, and the third driving bevel gear 124 and the third driven bevel gear 125 are meshed at a right angle.

[0036] According to one embodiment of the present invention, a rotating servo motor 14 is arranged at the upper end of the lifting platform II131, and the output shaft of the rotating servo motor 14 passes through the lifting platform II131 and can drive the rotating plate 15 to rotate, that is, the output shaft of the rotating servo motor 14 can rotatably pass through the lifting platform II131 through a ball bearing, and the end of the output shaft of the rotating servo motor 14 is fixedly connected with a rotating plate 15 whose two ends are slidably clamped on the inner wall of the track turntable, and the two ends of the lower wall of the rotating plate 15 are fixedly arranged with limit plates 151, and a reciprocating screw 16 is arranged between the two limit plates 151; the stirring part includes a reciprocating block 181 and a stirring paddle 18, the outer wall of the reciprocating screw 16 is threadedly connected to the reciprocating block 181, and the stirring paddle 18 is arranged at the bottom of the reciprocating block 181, and the reciprocating screw 16 enables the stirring paddle 18 to slide left and right on the reciprocating screw 16 through the reciprocating servo motor II17. As the rotating plate 15 rotates and stirs in the drying box, the stirring portion below it stirs back and forth left and right, so that the seeds in the drying box can flow in all directions.

[0037] According to one embodiment of the present invention, a first driving bevel gear 601 is disposed at the end of the output shaft of the reciprocating servo motor I6, and a first driven bevel gear 602 meshing with the first driving bevel gear 601 is disposed at the side end thereof, and the first driven bevel gear 602 is connected to the transverse screw 5.

[0038] According to one embodiment of the present invention, the reciprocating servo motor I6 is externally covered with a protective shell 603 .

[0039] According to one embodiment of the present invention, each of the flipping mechanisms has a flipping servo motor 23, which is embedded in the bottom wall of the drying box 7. A flipping plate 231 is fixedly connected to the output shaft of the flipping servo motor 23. The flipping plate 231 is placed on the bottom wall of the drying box 7, and a number of flipping blocks 232 with equal spacing are arranged on the flipping plate 231.

[0040] According to one embodiment of the present invention, the width between the two longitudinal screws I 120 and the width between the two longitudinal screws II 121 are both the same as the width of the drying box 7 .

[0041] According to one embodiment of the present invention, the dual-axis motor I111, the dual-axis motor II122, the suction servo motor 21, the seed delivery pump 19, the seed suction pump 20, the heat pump fan 9, the dry air generator 8, the reciprocating servo motor I6, the rotating servo motor 14, the reciprocating servo motor II17 and the turning servo motor 23 are all electrically connected to the power supply of the peripheral device through a control switch.

[0042] The working principle of the present invention is: when the present invention is used, the dual-axis motor I111, the dual-axis motor II122, the suction servo motor 21, the seed delivery pump 19, the seed suction pump 20, the heat pump fan 9, the dry air generator 8, the reciprocating servo motor I6, the rotating servo motor 14, the reciprocating servo motor II17 and the material turning servo motor 23 are started, and the output shaft of the dual-axis motor I111 drives the longitudinal screw I120 to rotate, so that the lifting platform I130 performs lifting movement, and the seed delivery pump 19, the suction servo motor 21 and the seed suction pump 20 on the lifting platform I130 all move up and down with the lifting platform I130; the output shaft of the dual-axis motor II122 drives the longitudinal screw II121 to rotate, so that the lifting platform II131 performs lifting movement, and the rotatable rotating plate 15 on the lifting platform II131;

[0043] The reciprocating servo motor I6 rotates through the transverse lead screw 5 meshing with its output shaft, thereby driving the slider 2 to move horizontally based on the slide bar 3, and further making the drying box 7 move horizontally. When the drying box 7 moves to the lower end of the first lifting mechanism, the seed pump 19 will transport the external seeds to the inside of the drying box 7 through suction. At that time, the reciprocating servo motor 6 will reverse, causing the drying box 7 to run in the opposite direction to the lower part of the second lifting mechanism. The started rotating servo motor 14 will cause the rotating plate 15 to rotate relative to the lifting platform II 131, and at the same time drive the stirring part to rotate in all directions, so that the seeds in the drying box 7 can be greatly dispersed, and the heat pump exhaust mechanism has a good drying effect on the seeds. ; The started reciprocating servo motor II 17 drives the reciprocating screw 16 to rotate, so that the stirring part can move horizontally left and right on the reciprocating screw 16, further realizing the precise dispersion of the seeds, and the heat pump exhaust mechanism has a better drying effect on the seeds; in the process of scattering the seeds, two sets of heat pump exhaust mechanisms symmetrically arranged on the two side walls of the drying box 7 can high-speed air-dry the seeds stirred by the stirring part, quickly take away the moisture on the seeds, and have the technical effect of rapid drying; at the same time, the multiple sets of turning mechanisms arranged at the bottom of the drying box 7 can also quickly turn over the seeds settled to the bottom of the drying box 7, increase the drying area, and improve the drying efficiency.

[0044] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A seed drying device, characterized in that: The invention comprises a base (1) and a shell (2), wherein the shell (2) is arranged on the base (1), a drying box (7) is arranged in the inner cavity of the shell (2), and the drying box (7) can slide left and right along the base (1), and a first lifting mechanism for inputting and outputting seeds and a second lifting mechanism for stirring seeds are arranged above the drying box (7); A plurality of groups of turning mechanisms are arranged at the bottom of the drying box (7), and the turning mechanisms can quickly turn over the seeds that have settled to the bottom of the drying box (7). Two groups of heat pump exhaust mechanisms are symmetrically arranged on the two side walls of the drying box (7); A slide groove is provided on the base (1), a slide rod (3) is placed in the slide groove, and a transverse lead screw (5) is provided above the slide rod (3); a slider (4) is provided below the drying box (7), the slide rod (3) and the transverse lead screw (5) both penetrate the slider (4), one end of the transverse lead screw (5) is connected to the output end of the reciprocating servo motor I (6), and the other end of the transverse lead screw (5) is connected to the side wall of the housing (2); The first lifting mechanism comprises a lifting platform I (130), both ends of which are provided with longitudinal screws I (120), and the lifting platform I (130) can be lifted and lowered on the longitudinal screws I (120). A seed delivery pump (19), a material suction servo motor (21) and a seed suction pump (20) are sequentially provided on the lifting platform I (130); the seed delivery pump (19) is used to deliver seeds to be dried into the drying box (7), one end of the seed delivery pump (19) is connected to a material delivery hose, and the other end of the seed delivery pump (19) is provided with a material delivery hose. A discharge portion (191), the discharge portion (191) passes through the lifting platform I (130) and is located below the lifting platform I (130); the seed suction pump (20) is used to output the dried seeds from the drying box (7), the suction end of the seed suction pump (20) is connected to the suction servo motor (21) through a suction hose (201), the suction servo motor (21) is provided with a suction pipe (22), the suction pipe (22) passes through the lifting platform I (130), and a suction head (220) is provided at the lower end of the suction pipe (22); The second lifting mechanism comprises a lifting platform II (131), longitudinal screws II (121) are arranged at both ends of the lifting platform II (131), the lifting platform II (131) can be lifted and lowered on the longitudinal screws II (121), a rotatable rotating plate (15) is arranged below the lifting platform II (131), a reciprocating screw (16) is arranged below the rotating plate (15), a stirring portion is arranged on the reciprocating screw (16), and the stirring portion can slide left and right on the reciprocating screw (16); Each set of heat pump exhaust mechanisms comprises a heat pump fan (9) and a dry air generator (8); the heat pump fan (9) is connected to the dry air generator (8) via a connecting pipe, and the air outlet end of the dry air generator (8) extends into the inner cavity of the drying box (7); A double-axis motor I (111) is arranged above the first lifting mechanism. The double-axis motor I (111) is arranged on the top of the housing (2). Positioning plates I (101) are symmetrically arranged at both ends of the double-axis motor I (111). Two output shafts of the double-axis motor I (111) pass through the positioning plates I (101) at both ends respectively and can rotate within the positioning plates I (101). Second driving bevel gears (112) are arranged at the ends of the two output shafts of the double-axis motor I (111). A second driven bevel gear (113) is arranged at the end of each longitudinal lead screw I (120). The second driving bevel gear (112) and the second driven bevel gear (113) are meshed at a right angle.

2. The seed drying device according to claim 1, characterized in that: A dual-axis motor II (122) is arranged above the second lifting mechanism. The dual-axis motor II (122) is arranged on the top of the housing (2). Positioning plates II (123) are symmetrically arranged at both ends of the dual-axis motor II (122). The two output shafts of the dual-axis motor II (122) pass through the positioning plates II (123) at both ends respectively and can rotate within the positioning plates II (123). The ends of the two output shafts of the dual-axis motor II (122) are both provided with a third driving bevel gear (124). The end of each longitudinal lead screw II (121) is provided with a third driven bevel gear (125). The third driving bevel gear (124) and the third driven bevel gear (125) are meshed at a right angle.

3. The seed drying device according to claim 1, characterized in that: A rotating servo motor (14) is arranged at the upper end of the lifting platform II (131); an output shaft of the rotating servo motor (14) passes through the lifting platform II (131) and can drive the rotating plate (15) to rotate; limit plates (151) are respectively fixedly arranged at both ends of the lower wall of the rotating plate (15); a reciprocating screw (16) is arranged between the two limit plates (151); the stirring portion comprises a reciprocating block (181) and a stirring paddle (18); an outer wall of the reciprocating screw (16) is threadedly connected to the reciprocating block (181); a stirring paddle (18) is arranged at the bottom of the reciprocating block (181); the reciprocating screw (16) causes the stirring paddle (18) to slide left and right on the reciprocating screw (16) through the reciprocating servo motor II (17).

4. The seed drying device according to claim 1, characterized in that: The end of the output shaft of the reciprocating servo motor I (6) is provided with a first driving bevel gear (601), and the side end of the first driving bevel gear (601) is provided with a first driven bevel gear (602) meshing therewith, and the first driven bevel gear (602) is connected to the transverse lead screw (5).

5. The seed drying device according to claim 4, characterized in that: The reciprocating servo motor I (6) is externally covered with a protective shell (603).

6. The seed drying device according to claim 1, characterized in that: Each of the material turning mechanisms comprises a material turning servo motor (23), the material turning servo motor (23) being embedded in the bottom wall of the drying box (7), a material turning plate (231) being fixedly connected to the output shaft of the material turning servo motor (23), the material turning plate (231) being placed on the bottom wall of the drying box (7), and a plurality of material turning blocks (232) at equal intervals being arranged on the material turning plate (231).

7. The seed drying device according to claim 1, characterized in that: The width between the two longitudinal screws I (120) and the width between the two longitudinal screws II (121) are both the same as the width of the drying box (7).

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