CN-224207097-U - Continuous coating equipment

CN224207097UCN 224207097 UCN224207097 UCN 224207097UCN-224207097-U

Abstract

The utility model discloses continuous coating equipment which comprises a master controller, a preheating machine, a drying machine and at least two coating machines, wherein the discharge end of the preheating machine is respectively connected with the feed end of each coating machine through a material distributing device, the discharge end of each coating machine is connected with the feed end of the drying machine, the preheating machine and the drying machine are respectively provided with a feeding on-line weighing device and a discharging on-line weighing device, and the master controller is respectively and electrically connected with the preheating machine, the drying machine, each coating machine, the feeding on-line weighing device and the discharging on-line weighing device. The continuous coating equipment can continuously and synchronously perform three steps of preheating, coating and drying so as to realize continuous coating production, thereby effectively improving the production efficiency.

Inventors

YU XIHUA
YANG LINYING
ZHU YAHONG
ZHENG SULI
XU FUCHUN
CHEN WEIQIANG

Assignees

国药控股星鲨制药（厦门）有限公司

Dates

Publication Date: 20260508
Application Date: 20250327

Claims (9)

1. A continuous coating device is characterized by comprising a master controller, a preheater, a dryer and at least two coating machines; The discharge end of the preheating machine is respectively connected with the feed end of each coating machine through a material distributing device, the discharge end of each coating machine is connected with the feed end of the dryer, the preheating machine and the dryer are respectively provided with a feeding on-line weighing device and a discharging on-line weighing device, and the master controller is respectively and electrically connected with the preheating machine, the dryer, each coating machine, the feeding on-line weighing device and the discharging on-line weighing device.
2. The continuous coating apparatus according to claim 1, wherein the preheater comprises a preheater housing, a preheater rotor, a preheater drive motor, and a preheater air heater; the preheating machine case is provided with a preheating cavity, the preheating rotating cage is rotatably arranged in the preheating cavity, and the preheating driving motor drives the preheating rotating cage to rotate, and the preheating air heater is arranged in the preheating machine case and is used for conveying hot air to the preheating cavity; The preheating rotary cage is characterized in that the peripheral wall of the preheating rotary cage is hollowed out, a preheating feeding pipe is rotatably matched with the feeding side of the preheating rotary cage, the preheating feeding pipe penetrates through the center of the feeding side of the preheating rotary cage, the feeding end of the preheating feeding pipe stretches out of the preheating cabinet, the discharging end of the preheating feeding pipe stretches into the preheating rotary cage, a preheating discharging assembly is fixedly matched with the discharging side of the preheating rotary cage and comprises a preheating discharging hook block and a preheating discharging pipe, the preheating discharging pipe penetrates through the center of the feeding side of the preheating rotary cage, the discharging end of the preheating discharging pipe stretches out of the preheating cabinet, the feeding end of the preheating discharging pipe stretches into the preheating rotary cage, and the preheating discharging hook block is arranged on the inner wall of the discharging side of the preheating rotary cage and is connected with the preheating discharging pipe, and a preheating discharging groove communicated with the inner cavity of the preheating discharging pipe is formed between the preheating discharging hook block and the side wall of the preheating discharging pipe.
3. The continuous coating apparatus according to claim 2, wherein a plurality of preheating paddles are fitted inside the peripheral wall of the preheating rotor.
4. The continuous coating equipment of claim 2, wherein the material distributing device is provided with a material distributing box, a plurality of material distributing baffle plates and a material distributing driving device for driving each material distributing baffle plate to rotate, wherein the material distributing driving device is electrically connected with the master controller, the material distributing box is provided with a material distributing inlet, a material distributing passage and a plurality of material distributing outlets, each material distributing outlet is lower than the material distributing inlet and is sequentially arranged on the side wall of the material distributing box from top to bottom, the material distributing passage is communicated with the material distributing inlet and each material distributing outlet, each material distributing baffle plate is rotatably arranged in the material distributing passage, the lower end of each material distributing baffle plate is hinged with the material distributing box, each material distributing baffle plate movably seals each material distributing outlet, each material distributing baffle plate movably seals the material distributing passage, and the material distributing baffle plates are obliquely arranged when separating the material distributing passage; Each coating machine is lower than the material distributing device, the discharge end of the preheating discharge pipe of the preheating machine is rotatably connected with the material distributing inlet of the material distributing device, the feeding end of each coating machine is connected with each distributing outlet of the distributing device through a conveying pipeline.
5. The continuous coating apparatus of claim 1, wherein the coating machine comprises a coating machine box, a coating rotating cage, a coating driving motor, a coating air heater and a coating spraying device; The coating machine box is provided with a coating cavity, the coating rotating cage is rotatably arranged in the coating cavity, and the coating driving motor drives the coating rotating cage to rotate, and the coating air heater is arranged in the coating machine box and is used for conveying hot air to the coating cavity; The peripheral wall of the coating rotating cage is hollowed out; the coating machine comprises a coating rotating cage, a coating machine box, a coating discharging component, a coating discharging hook block, a coating discharging pipe, a coating discharging groove and a coating discharging groove, wherein the coating feeding pipe is rotatably matched with the feeding side of the coating rotating cage, the coating feeding pipe penetrates through the center of the feeding side of the coating rotating cage, the feeding end of the coating feeding pipe extends out of the coating machine box, and the feeding end of the coating feeding pipe extends out of the coating machine box; The coating spraying device is provided with a spraying pipe which extends into the coating rotating cage from the coating feeding pipe, and the spraying pipe is connected with a plurality of spraying nozzles.
6. The continuous coating apparatus according to claim 5, wherein a plurality of coating paddles are fitted inside the peripheral wall of the coating drum.
7. The continuous coating apparatus of claim 5, wherein the dryer is lower than each of the coating machines, and wherein the discharge ends of the coating discharge pipes of each of the coating machines are connected to the feed end of the dryer via connecting pipes, respectively, which are rotatably connected to the discharge ends of the coating discharge pipes.
8. The continuous coating apparatus according to claim 1, wherein the dryer has a dryer housing, a drying rotor, a drying drive motor, and a drying air heater; The drying machine box is provided with a drying cavity, the drying rotating cage is rotatably arranged in the drying cavity, and the drying driving motor drives the drying rotating cage to rotate, and the drying air heater is arranged in the drying machine box and is used for conveying hot air to the drying cavity; The drying rotary cage is characterized in that the peripheral wall of the drying rotary cage is hollowed out, a drying feeding pipe is rotatably matched with the feeding side of the drying rotary cage, the drying feeding pipe penetrates through the center of the feeding side of the drying rotary cage, the feeding end of the drying feeding pipe extends out of a drying machine box, the discharging end of the drying feeding pipe extends into the drying rotary cage, a drying discharging assembly is fixedly matched with the discharging side of the drying rotary cage and comprises a drying discharging hook block and a drying discharging pipe, the drying discharging pipe penetrates through the center of the feeding side of the drying rotary cage, the discharging end of the drying discharging pipe extends out of the drying machine box, the feeding end of the drying discharging pipe extends into the drying rotary cage, and the drying discharging hook block is arranged on the inner wall of the discharging side of the drying rotary cage and is connected with the drying discharging pipe, and a drying discharging groove communicated with an inner cavity of the drying discharging pipe is formed between the drying discharging hook block and the side wall of the drying discharging pipe.
9. The continuous coating apparatus of claim 8, wherein a plurality of drying paddles are fitted inside the peripheral wall of the drying rotor.

Description

Continuous coating equipment Technical Field The utility model relates to the field of pharmacy, in particular to continuous coating equipment. Background Coating is a common process in the production process of medicines, and improves the appearance, taste, stability, controlled release performance and the like of the medicines by wrapping the medicine core (i.e. the medicine body) in a layer of shell. The purpose of the coating may be varied, such as to improve the oral comfort of the drug, to protect the drug from the environment, to extend the release time of the drug, etc. The existing coating process generally comprises the following sequential steps: A preheating step, namely putting the medicine body to be coated into a rotating cage of a coating machine, and preheating the medicine body by the coating machine through preheating work; Coating, namely coating the medicine by a coating machine to uniformly spray coating liquid on the surface of the medicine body; and a drying step, namely taking the medicine body sprayed with the coating liquid out of the coating machine and sending the medicine body into a dryer, and drying the medicine body by the dryer to completely solidify the coating liquid on the surface of the medicine body. The existing coating process has the following problems: 1. The coating machine and the dryer are independent, so that the medicine body needs to be manually taken out of the coating machine and fed into the dryer, and the speed of manually transferring the medicine body is low and the medicine body is easy to be polluted by the outside; 2. The coating machine can only produce one batch of materials at a time, and the coating step and the drying step are completed in the same inner cavity of the coating machine, so that the coating of the medicine body of the next batch can be performed only after the coating of the medicine body of the first batch is completed in the existing coating process, and continuous production cannot be realized; 3. The existing coating production process needs to sample and weigh after the coating liquid on the surface of the medicine body is completely solidified so as to detect whether the coating quality is qualified or not, the detection time is long, the sampled medicine can only be scrapped, and certain deviation can exist in the detection result due to the representative reason of sampling. In view of the above, there is a need for a continuous coating apparatus that overcomes the problems of the prior art coating processes. Disclosure of utility model The utility model aims to provide continuous coating equipment which can overcome the problems of the existing coating technology. In order to achieve the above object, the solution of the present utility model is: The continuous coating equipment comprises a master controller, a preheating machine, a dryer and at least two coating machines, wherein the discharge end of the preheating machine is respectively connected with the feed end of each coating machine through a material distributing device, the discharge end of each coating machine is connected with the feed end of the dryer, the preheating machine and the dryer are respectively provided with a feeding on-line weighing device and a discharging on-line weighing device, and the master controller is respectively and electrically connected with the preheating machine, the dryer, each coating machine, the feeding on-line weighing device and the discharging on-line weighing device. The preheating machine comprises a preheating machine case, a preheating rotating cage, a preheating driving motor and a preheating air heater, wherein the preheating machine case is provided with a preheating cavity, the preheating rotating cage is rotatably arranged in the preheating cavity and drives the preheating rotating cage to rotate, the preheating air heater is arranged on the preheating machine case and is used for conveying hot air to the preheating cavity, the preheating driving motor and the preheating air heater are electrically connected with a master controller, the peripheral wall of the preheating rotating cage is hollowed out, the feeding side of the preheating rotating cage is rotatably matched with a preheating feeding pipe, the preheating feeding pipe penetrates through the center of the feeding side of the preheating rotating cage, the feeding end of the preheating feeding pipe extends out of the preheating machine case, the discharging end of the preheating feeding pipe extends into the preheating rotating cage, the discharging side of the preheating rotating cage is fixedly matched with a preheating discharging assembly, the preheating discharging assembly comprises a preheating discharging hook block and a preheating discharging pipe, the discharging end of the preheating discharging pipe extends out of the preheating machine case, the feeding end of the preheating discharging hook block is arranged on the inner wall of the discharging