阅读说明：本技术 一种小麦种子包衣机 (Wheat seed coating machine ) 是由 郭根焕 于 2021-03-02 设计创作，主要内容包括：本发明涉及种子加工设备领域,公开了一种小麦种子包衣机,它包括烘干罐和包衣罐,烘干罐的罐底与包衣罐罐顶之间设置有连接管,通过连接管将烘干罐的内腔与包衣罐的内腔连通,烘干罐内设置有液压缸,液压缸的活塞杆位于连接管内,液压缸的活塞杆固定连接有锥形筒,锥形筒的侧壁上开设有通气孔,锥形筒的锥底连接有膨胀节,膨胀节远离锥形筒的一端连接有热风管,包衣罐的罐顶设置有喷雾组件。本发明的有益效果是：通过热风管向烘干罐内通热风将小麦种子烘干,然后热种子进入包衣罐,下落的过程中对表面进行喷淋包衣药剂,药剂附着效果好,且对种子的表面包覆全。(The invention relates to the field of seed processing equipment, and discloses a wheat seed coating machine which comprises a drying tank and a coating tank, wherein a connecting pipe is arranged between the tank bottom of the drying tank and the tank top of the coating tank, the inner cavity of the drying tank is communicated with the inner cavity of the coating tank through the connecting pipe, a hydraulic cylinder is arranged in the drying tank, a piston rod of the hydraulic cylinder is positioned in the connecting pipe, a conical cylinder is fixedly connected to the piston rod of the hydraulic cylinder, an air vent is formed in the side wall of the conical cylinder, an expansion joint is connected to the conical bottom of the conical cylinder, one end, far away from the conical cylinder, of the expansion joint is connected with a hot air pipe. The invention has the beneficial effects that: the wheat seeds are dried by introducing hot air into the drying tank through the hot air pipe, then the hot seeds enter the coating tank, and the coating agent is sprayed on the surface in the falling process, so that the agent attachment effect is good, and the surface coating of the seeds is complete.)

1. The utility model provides a wheat seed coating machine, includes stoving jar and capsule jar, the stoving jar sets up the tank deck of capsule jar, the tank bottoms of stoving jar with be provided with the connecting pipe between the capsule jar tank deck, through the connecting pipe will the inner chamber of stoving jar with the inner chamber intercommunication of capsule jar, its characterized in that: the drying tank is internally provided with a hydraulic cylinder, a piston rod of the hydraulic cylinder is positioned in the connecting pipe, a conical cylinder is fixedly connected to the piston rod of the hydraulic cylinder, the conical bottom of the conical cylinder is clamped on the port of the connecting pipe through the hydraulic cylinder, an air vent is formed in the side wall of the conical cylinder and positioned in the connecting pipe, an expansion joint is connected to the conical bottom of the conical cylinder, the expansion joint is far away from one end of the conical cylinder and is connected with a hot air pipe, the air inlet end of the hot air pipe is positioned outside the coating tank, and a spraying assembly is arranged at the top of the coating tank.

2. A wheat seed coater according to claim 1, wherein: the spraying subassembly includes annular tube and liquid medicine pipe, the inner chamber of liquid medicine pipe with the inner chamber intercommunication of annular tube, the annular tube with liquid medicine pipe all is located the tank deck outside of capsule jar, still install a plurality of atomising heads around its circumference equipartition on the annular tube, the atomising head is located the tank deck of capsule jar is inboard.

3. A wheat seed coater according to claim 1 or 2, wherein: the inner wall of the drying tank is provided with an infrared moisture meter near the tank top, the outer wall of the drying tank is provided with a circuit board for controlling the hydraulic cylinder to start and stop, and the signal input end of the circuit board is connected with the signal output end of the infrared moisture meter.

4. A wheat seed coater as defined in claim 3 wherein: the hot air pipe positioned in the coating tank is provided with a spiral material receiving plate, the two spiral edges of the material receiving plate are respectively welded on the inner walls of the hot air pipe and the coating tank, and the material receiving plate is arranged around the axial lead of the conical cylinder.

5. A wheat seed coater as set forth in claim 4 wherein: the support rod is arranged on the shell of the hydraulic cylinder, the support rods are three and wound around the piston rods of the hydraulic cylinder, and the shell of the hydraulic cylinder is installed above the port of the connecting pipe through the support rods.

6. A wheat seed coater as set forth in claim 5 wherein: the bottom of coating jar is provided with the discharge gate, the discharge gate assembles by a plurality of inclined planes and forms, be provided with the valve in the discharge gate.

Technical Field

The invention relates to the field of seed processing equipment, in particular to a wheat seed coating machine.

Background

The production of wheat seeds comprises the processes of threshing, winnowing, drying, coating, weighing, packaging and the like of wheat, and the breeding of excellent seeds is always the most important link in agricultural production. At present, seed drying and coating are carried out independently, manual transfer is needed in the middle, the number of workers is still huge, the labor intensity is high, and if the surface temperature of seeds is low in the coating process, low-temperature seeds are directly coated, and a coating agent is easy to form hard shells and cannot be well attached to the surfaces of the seeds; when the coating agent is collided, the hard shell is easy to crack, so that the coating agent falls off, and the coating effect of the seeds is seriously influenced.

Disclosure of Invention

The invention aims to provide a wheat seed coating machine, which solves the problem of poor seed coating effect in the prior art.

The purpose of the invention is realized by the following technical scheme: a wheat seed coating machine comprises a drying tank and a coating tank, wherein the drying tank is arranged on the tank top of the coating tank, a connecting pipe is arranged between the tank bottom of the drying tank and the tank top of the coating tank, the inner cavity of the drying tank is communicated with the inner cavity of the coating tank through the connecting pipe, a hydraulic cylinder is arranged in the drying tank, a piston rod of the hydraulic cylinder is positioned in the connecting pipe, the piston rod of the hydraulic cylinder is fixedly connected with a conical barrel, the conical bottom of the conical cylinder is clamped at the port of the connecting pipe through the hydraulic cylinder, the side wall of the conical cylinder is provided with a vent hole, the vent hole is positioned in the connecting pipe, the conical bottom of the conical cylinder is connected with an expansion joint, one end of the expansion joint, which is far away from the conical cylinder, is connected with a hot air pipe, the air inlet end of the hot air pipe is positioned on the outer side of the coating tank, and the tank top of the coating tank is provided with a spraying assembly.

Preferably, the spraying subassembly includes annular tube and liquid medicine pipe, the inner chamber of liquid medicine pipe with the inner chamber intercommunication of annular tube, the annular tube with liquid medicine pipe all is located the tank deck outside of coating jar, still install a plurality of atomising heads around its circumference equipartition on the annular tube, the atomising head is located the tank deck of coating jar is inboard.

Preferably, the inner wall of the drying tank is provided with an infrared moisture meter near the top of the tank, the outer wall of the drying tank is provided with a circuit board for controlling the hydraulic cylinder to start and stop, and the signal input end of the circuit board is connected with the signal output end of the infrared moisture meter.

Preferably, the hot-air pipe located in the coating tank is provided with a spiral material receiving plate, two spiral edges of the material receiving plate are respectively welded on the inner walls of the hot-air pipe and the coating tank, and the material receiving plate is arranged around the axial lead of the conical cylinder.

Preferably, be provided with the bracing piece on the shell of pneumatic cylinder, the bracing piece is three and winds the piston rod equipartition of pneumatic cylinder, the shell of pneumatic cylinder passes through the bracing piece is installed the port top of connecting pipe.

Preferably, the bottom of coating jar is provided with the discharge gate, the discharge gate is assembled by a plurality of inclined planes and forms, be provided with the valve in the discharge gate.

The invention has the following advantages:

1. the wheat seeds are dried by introducing hot air into the drying tank through the hot air pipe, then the hot seeds enter the coating tank, and the coating agent is sprayed on the surface in the falling process, so that the agent attachment effect is good, and the surface coating of the seeds is complete.

2. The conical cylinder is connected with the hot air pipe through the expansion joint, when wheat seeds are dried, the conical cylinder is tightly propped against the connecting pipe opening through the tension of the expansion joint, the condition that the wheat which is not dried falls into the coating tank is avoided, the infrared moisture meter detects that the conical cylinder is jacked open through the hydraulic cylinder after the wheat is dried, the dried wheat enters the coating tank to be coated, manual monitoring is avoided, and the labor intensity of workers is reduced.

3. The coated seeds roll down along the spiral material receiving plate, so that the coating time of the seeds is prolonged, and the coating liquid medicine can be sprayed on all surfaces of the seeds in the rolling process, so that the coating liquid medicine is more sufficient to be attached to the surfaces of the seeds.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

in the figure, 1-drying tank, 2-coating tank, 3-connecting pipe, 4-hydraulic cylinder, 5-conical cylinder, 6-expansion joint, 7-hot air pipe, 8-vent hole, 9-annular pipe, 10-liquid medicine pipe, 11-spray head, 12-infrared moisture meter, 13-material receiving plate, 14-discharge hole, 15-valve and 16-supporting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

As shown in figures 1-3, a wheat seed coating machine comprises a drying tank 1 and a coating tank 2, wherein the drying tank 1 is arranged on the tank top of the coating tank 2, a connecting pipe 3 is arranged between the tank bottom of the drying tank 1 and the tank top of the coating tank 2, the inner cavity of the drying tank 1 is communicated with the inner cavity of the coating tank 2 through the connecting pipe 3, a hydraulic cylinder 4 is arranged in the drying tank 1, a piston rod of the hydraulic cylinder 4 is positioned in the connecting pipe 3, a conical cylinder 5 is fixedly connected with the piston rod of the hydraulic cylinder 4, the conical bottom of the conical cylinder 5 is clamped at the port of the connecting pipe 3 through the hydraulic cylinder 4, a vent hole 8 is arranged on the side wall of the conical cylinder 5, the vent hole 8 is positioned in the connecting pipe 3, an expansion joint 6 is connected with the conical bottom of the conical cylinder 5, one end of the expansion joint 6, which is far away from the conical cylinder 5, is connected with a hot air pipe 7, the, the spray assembly comprises a ring pipe 9 and a liquid medicine pipe 10, the inner cavity of the liquid medicine pipe 10 is communicated with the inner cavity of the ring pipe 9, the ring pipe 9 and the liquid medicine pipe 10 are both positioned outside the tank top of the coating tank 2, an infrared moisture meter 12 is arranged on the inner wall of the drying tank 1 close to the tank top, a circuit board for controlling the start and stop of the hydraulic cylinder 4 is arranged on the outer wall of the drying tank 1, the signal input end of the circuit board is connected with the signal output end of the infrared moisture meter 12, a plurality of spray heads 11 which are uniformly distributed around the circumference of the ring pipe 9 are also arranged on the ring pipe 9, the spray heads 11 are positioned inside the tank top of the coating tank 2, hot air is introduced into the drying tank 1 through a hot air pipe 7 to dry wheat seeds, then the hot seeds enter the coating tank 2 and enter the coating tank 2 through a conical cylinder 5 to enable the seeds to be more widely diffused among adjacent seeds in the falling, and be connected through expansion joint 6 between conical section of thick bamboo 5 and the hot-blast main 7, when drying to the wheat seed, conical section of thick bamboo 5 supports tightly on connecting pipe 3 mouth through expansion joint 6's tension, avoids the wheat of not drying to fall into coating tank 2, and infrared moisture meter 12 detects that the wheat is dried the back and backs down conical section of thick bamboo 5 through pneumatic cylinder 4, and the wheat of drying gets into coating tank 2 and carries out the coating, avoids manual monitoring, has reduced workman intensity of labour.

In this embodiment, as shown in fig. 1-3, a spiral receiving plate 13 is disposed on the hot-air pipe 7 in the coating tank 2, two spiral edges of the receiving plate 13 are respectively welded to the inner walls of the hot-air pipe 7 and the coating tank 2, the receiving plate 13 is disposed around the axis of the conical cylinder 5, the coated seeds roll down along the spiral receiving plate 13, the coating time of the seeds is prolonged, and the coating liquid medicine can be sprayed on each surface of the seeds during the rolling process, so that the coating liquid medicine is more sufficiently attached to the surfaces of the seeds, and the germs are prevented from invading the seeds from the uncoated positions.

In this embodiment, as shown in fig. 1 to 3, the casing of the hydraulic cylinder 4 is provided with three support rods 16, the support rods 16 are uniformly distributed around the piston rod of the hydraulic cylinder 4, the casing of the hydraulic cylinder 4 is installed above the port of the connecting pipe 3 through the support rods, and the liquid medicine cylinder is stably installed above the pipe orifice of the connecting pipe 3, so that the position of the hydraulic cylinder 4 is prevented from shifting, and the conical cylinder 5 is prevented from failing to close the connecting pipe 3.

In this embodiment, as shown in fig. 1-3, a discharge port 14 is provided at the bottom of the coating tank 2, the discharge port 14 is formed by converging a plurality of inclined surfaces, a valve 15 is provided in the discharge port 14, and the coated seeds fall into the packaging bag by opening the valve 15 to pack and convey the seeds.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.