CN116159736A - Impurity removing device for processing and producing traditional Chinese medicine decoction pieces - Google Patents

Abstract

The invention discloses a impurity removing device for processing and producing traditional Chinese medicine decoction pieces, which comprises a fixed outer cylinder and a supporting frame; the support frame is provided with a support leg structure and a driving support arranged on one side of the support frame, a driving motor is fixedly connected to the driving support, and the top of the support frame is fixedly connected with a fixed outer cylinder; the impurity removing device is arranged in the fixed outer cylinder, the impurity removing device can remove impurities from materials in the fixed outer cylinder, a driving shaft of the driving motor penetrates through the fixed outer cylinder and is fixedly connected with the side face of the impurity removing device, and an electronic rotary table is fixedly connected to one side, far away from the driving motor, of the impurity removing device; the invention discloses a dust removing box, which has a rectangular structure and relates to the technical field of traditional Chinese medicine decoction piece processing. The impurity removing device for the processing and production of the traditional Chinese medicine decoction pieces is convenient to avoid dust generated in the impurity removing process from being discharged into the working environment, and convenient to keep the working environment clean.

Description

A kind of impurity removal device for processing and producing traditional Chinese medicine decoction pieces

technical field

The invention relates to the technical field of processing Chinese herbal decoction pieces, in particular to an impurity removal device for the processing and production of decoction pieces of traditional Chinese medicine.

Background technique

Chinese herbal decoction pieces are Chinese herbal medicines that have been processed and processed according to the theory of traditional Chinese medicine and traditional Chinese medicine processing methods, and can be directly used in Chinese medicine clinics. This concept shows that there is no absolute boundary between Chinese herbal medicines and Chinese herbal decoction pieces. The traditional Chinese medicine slices processed in the place of origin, the original herbal decoction pieces, and the cut and roasted decoction pieces, the first two types of management should be regarded as Chinese herbal medicines, but they are only understood as decoction pieces when formulating and preparing according to the theory of traditional Chinese medicine. Chinese herbal decoction pieces include some Chinese medicine slices processed in the place of origin, original herbal decoction pieces and cut and roasted decoction pieces are traditional weapons necessary for clinical syndrome differentiation and treatment of traditional Chinese medicine, and are also important raw materials for Chinese patent medicines. Their unique processing theories and methods all reflect the ancient The profound wisdom of traditional Chinese medicine, along with the continuous improvement and maturity of its concocting theory, has become an important means of clinical disease prevention and treatment in traditional Chinese medicine.

At present, the impurity removal operation of Chinese herbal medicines is usually screened through a sieve. Due to the simple screening method of the sieve, it is impossible to remove both larger and smaller impurities at the same time. After the smaller impurities are screened out, the screening equipment needs to be replaced. It is inconvenient to use to screen out impurities, and more dust will be generated during the screening process, which will affect the processing environment.

Contents of the invention

In order to achieve the above objectives, the present invention is achieved through the following technical solutions: a device for removing impurities for the processing and production of decoction pieces of traditional Chinese medicine, which includes a fixed outer cylinder and a support frame;

The supporting frame has a leg structure, and a driving bracket arranged on one side of the supporting frame, a driving motor is fixedly connected to the driving bracket, and the top of the supporting frame is fixedly connected to a fixed outer cylinder;

The impurity removal device is arranged inside the fixed outer cylinder. The impurity removal device can perform impurity removal operations on the materials inside the fixed outer cylinder. The drive shaft of the drive motor runs through the fixed outer cylinder and connects with the side of the impurity removal device. Fixedly connected, the side of the impurity removal device away from the drive motor is fixedly connected with an electronic rotary table;

Dust removal box, the dust removal box has a rectangular structure, and an air inlet arranged on the top of the dust removal box, the top of the dust removal box communicates with the bottom of the fixed outer cylinder through the air inlet, and the inner wall of the dust removal box is fixedly connected with a dust suction fan;

The feed port is arranged on the top of the fixed outer cylinder, and the inner wall of the feed port is fixedly connected with a feed device, and the feed device can communicate with the impurity removal device and discharge materials into the impurity removal device.

When in use, the material is put into the impurity removal device through the feeding device in the feed port, and the impurity removal operation is performed through the impurity removal device, and at the same time, the dust generated during the impurity removal process is absorbed by the dust removal box and the dust suction fan, which is convenient to avoid impurity removal The dust generated during the process is discharged into the working environment, which is convenient to keep the working environment clean and tidy.

Preferably, the impurity removal device includes an inner cylinder;

The inner cylinder has a cylindrical structure, and a storage box arranged on the top and bottom of the inner cylinder, the storage box is fixedly connected to the side of the inner cylinder, and the top and bottom of the inner cylinder are respectively opened at the inside of the storage box. There are a first leak and a second leak;

A rotating rod, the rotating rod has a cylindrical rod-shaped structure, and a stirring rod arranged on the side of the rotating rod, the end of the stirring rod away from the rotating rod is fixedly connected with a stirring head, the rotating rod is arranged inside the inner cylinder and One end is rotatably connected with the inner wall of the inner cylinder, which can screen out larger and smaller impurities without transferring materials, and is more convenient to use.

Preferably, the inner cylinder is arranged inside the fixed outer cylinder and is rotatably connected to the inner wall of the fixed outer cylinder through a rotating bracket, the driving shaft of the driving motor passes through the inner cylinder and is fixedly connected to one end of the rotating rod, and the inner cylinder is far away from the driving motor One side is fixedly connected with the rotating part of the electronic turntable, and the fixed part of the electronic turntable is fixedly connected with the inner wall of the fixed outer cylinder.

Preferably, the stirring rods are arranged in multiple groups and symmetrically distributed on both sides of the rotating rod, and the stirring rods on both sides of the rotating rod are distributed alternately.

Preferably, the dust removal box includes a box body, the inner wall of the box is rotatably connected with a rotating shaft, the side of the rotating shaft is fixedly connected with wind plates, the wind plates are arranged in an arc shape, and there are multiple groups of wind plates And evenly distributed on the side of the rotating shaft, the side of the rotating shaft is fixedly connected with winding hooks, the winding hooks are provided in multiple groups and evenly distributed on the side of the rotating shaft, the winding hooks and the wind panels are interlaced, the inner wall of the box The part below the rotating shaft is fixedly connected with a filter net, and the bottom of the box is provided with an air outlet, which can filter the dust generated during the impurity removal process of the impurity removal device through the dust removal box, so as to avoid the influence of dust gas entering the working environment. The health of the staff is convenient to protect the cleanliness of the working environment.

Preferably, the air inlet is opened on the top of the box, and the box communicates with the bottom of the fixed outer cylinder through the air inlet.

Preferably, the air outlet holes are provided in multiple groups and evenly distributed at the bottom of the box, and the length of the winding hook is greater than the width of the air plate.

Preferably, the feeding device includes a feeding nozzle, the inner wall of the feeding nozzle is slidably connected with a connecting nozzle, and both sides of the connecting nozzle are fixedly connected with supporting springs, and the end of the supporting spring far away from the connecting nozzle is connected to the feeding nozzle. The bottom of the inner wall of the mouth is fixedly connected.

Preferably, the side of the inner cylinder is provided with a communication port, the inner wall of the communication port is slidably connected with an arc-shaped baffle, one side of the arc-shaped baffle is fixedly connected with a guide bar, and both sides of the guide bar are fixedly connected There is an arc spring, which is convenient to prevent the material inside the inner cylinder from splashing out from the feeding port, and prevent the material from being scattered into the working environment.

Preferably, the bottom of the feed nozzle is arranged inside the feed port and is fixedly connected to the inner wall of the feed port, and the end of the arc spring away from the guide bar is fixedly connected to the outer surface of the inner cylinder.

The invention provides an impurity removal device for the processing and production of decoction pieces of traditional Chinese medicine. Has the following beneficial effects:

1. This kind of impurity removal device for the processing and production of Chinese herbal decoction pieces, when in use, the material is put into the interior of the impurity removal device through the feeding device in the feed port, and the impurity removal operation is carried out through the impurity removal device, and at the same time, the dust is removed by the dust removal box and the dust suction fan. The dust generated during the impurity removal process is absorbed, which is convenient to avoid the dust generated during the impurity removal process from being discharged into the working environment, and it is convenient to keep the working environment clean.

2. The impurity removal device for the processing and production of Chinese herbal slices is equipped with an impurity removal device. The diameter of the first leak hole inside the impurity removal device is slightly larger than the diameter of the material, and the diameter of the second leak hole is slightly smaller than the diameter of the material. When the material enters the impurity removal device, the material accumulates on the second leakage hole inside the inner cylinder, and then drives the rotating rod to rotate through the driving motor, and the rotating rod drives the stirring head to rotate through the stirring rod, and accumulates on the second leakage hole through the stirring head. The material on the hole is stirred, so that impurities smaller than the material can be discharged into the corresponding storage box through the second leak hole. After the smaller impurities are screened out, the electronic rotary table drives the inner cylinder to rotate, and the first leak The hole is rotated to the bottom to make the material accumulate above the first leakage hole, and then the stirring head is driven by the driving motor to stir the material, so that the material falls into the corresponding storage box through the first leakage hole, and the larger impurities are left inside The inside of the cylinder, so that the larger and smaller impurities can be screened out, without the need to transfer the material, it is more convenient to use.

3. The impurity removal device for the processing and production of Chinese herbal pieces is equipped with a dust removal box. When in use, the dust generated in the impurity removal device is sucked out by the dust suction fan, and then the dust gas is discharged to the rotating shaft through the dust suction fan. The wind plate is driven by the dust air flow, so that the wind plate drives the rotation shaft to rotate, and the rotation shaft drives the winding hook to rotate, and the winding hook can wind and collect the floc and filamentous impurities in the dust air flow to avoid floc in the dust air If impurities accumulate on the filter screen and cause the filter screen to be blocked, the dust gas generated during the impurity removal process of the impurity removal device can be filtered through the dust removal box, so as to prevent the dust gas from entering the working environment and affect the health of the staff, and it is convenient to protect the working environment. tidy.

4. This impurity removal device for the processing and production of Chinese herbal decoction pieces is equipped with a feeding device. When feeding is required, the connecting nozzle is squeezed, and the connecting nozzle moves downward and compresses the supporting spring. When the connecting nozzle is pressed down to a certain degree , squeezed to the guide bar, continue to move down, push the arc-shaped baffle into the inner cylinder through the guide bar, and then put the material into the connecting nozzle, the material falls on the guide bar through the connecting nozzle, and passes through the guide bar The guide falls into the inside of the inner cylinder, and the feeding can be realized. After the feeding is completed, the supporting spring drives the connecting nozzle to reset, and the arc spring drives the arc baffle to reset, so that the feeding port on the inner cylinder does not need to be fed. It can automatically keep the closed state, avoiding the material inside the inner cylinder from splashing out from the feeding port, and preventing the material from being scattered into the working environment.

Description of drawings

Fig. 1 is the schematic structural view of the decontamination device for the processing and production of Chinese medicinal decoction pieces of the present invention;

Fig. 2 is a schematic diagram of the internal structure of the fixed outer cylinder of the present invention;

Fig. 3 is a schematic structural view of the impurity removal device of the present invention;

4 is a schematic diagram of the internal structure of the impurity removal device of the present invention;

Fig. 5 is a schematic diagram of the connection structure of the dust removal box of the present invention;

Fig. 6 is a schematic diagram of the internal structure of the dust removal box of the present invention;

Fig. 7 is a schematic diagram of the connection structure of the feeding device of the present invention;

Fig. 8 is a schematic diagram of the internal structure of the feeding device of the present invention.

In the figure: 1. fixed outer cylinder; 2. support frame; 3. impurity removal device; 31. inner cylinder; 32. storage box; 33. first leak hole; 34. second leak hole; 35. rotating rod; 36 , stirring rod; 37, stirring head; 4, driving motor; 5, driving bracket; 6, electronic rotary table; 7, dust removal box; 75. Filter screen; 76. Air outlet; 8. Air inlet; 9. Dust suction fan; 10. Feed port; 11. Feed device; 111. Feed nozzle; 112. Connecting nozzle; 113. Support spring; 114, connecting port; 115, arc baffle; 116, guide bar; 117, arc spring.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-Fig. 4, the present invention provides a kind of impurity removal device for the processing and production of decoction pieces of traditional Chinese medicine, which includes a fixed outer cylinder 1 and a support frame 2;

The support frame 2 has a leg structure, and a drive bracket 5 arranged on one side of the support frame 2, a drive motor 4 is fixedly connected to the drive bracket 5, and the top of the support frame 2 is fixedly connected to the fixed outer cylinder 1;

The impurity removal device 3, the impurity removal device 3 is arranged inside the fixed outer cylinder 1, the impurity removal device 3 can perform the impurity removal operation on the material inside the fixed outer cylinder 1, the drive shaft of the drive motor 4 runs through the fixed outer cylinder 1 and is connected with the impurity removal device The side of the impurity removal device 3 is fixedly connected, and the side of the impurity removal device 3 away from the drive motor 4 is fixedly connected with an electronic rotary table 6;

Dust removal box 7, the dust removal box 7 has a rectangular structure, and an air inlet 8 arranged on the top of the dust removal box 7, the top of the dust removal box 7 communicates with the bottom of the fixed outer cylinder 1 through the air inlet 8, and the inner wall of the dust removal box 7 is fixedly connected with a dust suction fan 9;

Feed port 10, the feed port 10 is arranged on the top of the fixed outer cylinder 1, the inner wall of the feed port 10 is fixedly connected with the feed device 11, the feed device 11 can communicate with the impurity removal device 3 and discharge to the inside of the impurity removal device 3 materials.

The impurity removal device 3 includes an inner cylinder 31;

The inner cylinder 31 has a cylindrical cylindrical structure, and a storage box 32 arranged at the top and bottom of the inner cylinder 31, the storage box 32 is fixedly connected to the side of the inner cylinder 31, and the top and bottom of the inner cylinder 31 are located at the inside of the storage box 32, respectively. A first leakage hole 33 and a second leakage hole 34 are provided;

Rotating rod 35, the rotating rod 35 has a cylindrical rod-shaped structure, and the stirring rod 36 arranged on the side of the rotating rod 35, the stirring head 37 is fixedly connected to the end of the stirring rod 36 away from the rotating rod 35, and the rotating rod 35 is arranged in the inner cylinder 31 inside and one end is rotatably connected with the inner wall of the inner cylinder 31 .

The inner cylinder 31 is arranged inside the fixed outer cylinder 1 and is rotatably connected with the inner wall of the fixed outer cylinder 1 through a rotating bracket. One side is fixedly connected with the rotating part of the electronic turntable 6 , and the fixed part of the electronic turntable 6 is fixedly connected with the inner wall of the fixed outer cylinder 1 .

There are multiple groups of stirring rods 36 and they are symmetrically distributed on both sides of the rotating rod 35 , and the stirring rods 36 on both sides of the rotating rod 35 are distributed alternately.

When in use, the material is put into the impurity removal device 3 through the feeding device 11 in the feed port 10, and the impurity removal operation is performed through the impurity removal device 3, and the dust generated during the impurity removal process is removed by the dust removal box 7 and the dust suction fan 9. Absorbed, it is convenient to avoid the dust generated during the impurity removal process from being discharged into the working environment, and it is convenient to keep the working environment tidy.

The impurity removal device 3 is provided, the diameter of the first leakage hole 33 inside the impurity removal device 3 is slightly larger than the diameter of the material, and the diameter of the second leakage hole 34 is slightly smaller than the diameter of the material, when the material enters the inside of the impurity removal device 3, The material is deposited on the second leakage hole 34 inside the inner cylinder 31, and then the driving motor 4 drives the rotating rod 35 to rotate, and the rotating rod 35 drives the stirring head 37 to rotate through the stirring rod 36, and the stirring head 37 pairs accumulate on the second leakage hole 34 is stirred, so that the impurities smaller than the materials can be discharged into the corresponding storage box 32 through the second leakage hole 34. After the smaller impurities are screened out, the electronic rotary table 6 drives the inner cylinder 31 to rotate. Rotate the first leakage hole 33 to the bottom to make the material accumulate above the first leakage hole 33, and then drive the stirring head 37 to stir the material through the driving motor 4, so that the material falls into the corresponding storage box 32 through the first leakage hole 33 Inside, the larger impurities are left inside the inner cylinder 31, so that the larger and smaller impurities can be screened out without transferring the materials, which is more convenient to use.

Please refer to Fig. 1-Fig. 6, the present invention provides a technical solution: the dust removal box 7 includes a box body 71, the inner wall of the box body 71 is rotatably connected with a rotating shaft 72, and the side of the rotating shaft 72 is fixedly connected with a wind plate 73, and the wind plate 73 is set It is arc-shaped, and the wind plate 73 is provided with multiple groups and evenly distributed on the side of the rotating shaft 72. The side of the rotating shaft 72 is fixedly connected with a winding hook 74. The winding hook 74 is provided with multiple groups and evenly distributed on the side of the rotating shaft 72. The winding hook 74 Alternately distributed with the wind plate 73, the part of the inner wall of the box body 71 located below the rotating shaft 72 is fixedly connected with a filter screen 75, the bottom of the box body 71 is provided with an air outlet hole 76, and the air inlet 8 is opened on the top of the box body 71, and the box body 71 passes through The air inlet 8 communicates with the bottom of the fixed outer cylinder 1, and the air outlet holes 76 are arranged in multiple groups and evenly distributed on the bottom of the box body 71. The length of the winding hook 74 is greater than the width of the wind plate 73, and a dust removal box 7 is provided. The dust blower 9 sucks out the dust generated in the impurity removal device 3, and then discharges the dust through the dust suction blower 9 onto the rotating shaft 72, and pushes the wind plate 73 through the dust air flow, so that the wind plate 73 drives the rotating shaft 72 to rotate, The rotating shaft 72 drives the winding hook 74 to rotate, and the winding hook 74 can wind and collect the flocculent and filamentous impurities in the dust gas flow, so as to prevent the flocculent impurities in the dust gas from accumulating on the filter screen 75 and causing the filter screen 75 to be blocked The dust gas produced in the impurity removal process of the impurity removal device 3 can be filtered through the dust removal box 7, so as to prevent the dust gas from entering the working environment and affect the health of the staff, and to facilitate the protection of the cleanliness of the working environment.

Please refer to Figures 1-8, the present invention provides a technical solution: the feeding device 11 includes a feeding nozzle 111, the inner wall of the feeding nozzle 111 is slidingly connected with a connecting nozzle 112, and both sides of the connecting nozzle 112 are fixedly connected with supporting springs 113 , the end of the support spring 113 away from the communication nozzle 112 is fixedly connected to the bottom of the inner wall of the feeding nozzle 111, the side of the inner cylinder 31 is provided with a communication port 114, and the inner wall of the communication port 114 is slidingly connected with an arc-shaped baffle 115, and one side of the arc-shaped baffle 115 The outer side is fixedly connected with a guide bar 116, and both sides of the guide bar 116 are fixedly connected with an arc spring 117. The bottom of the feed nozzle 111 is arranged inside the feed port 10 and is fixedly connected with the inner wall of the feed port 10. The arc spring 117 is away from the guide One end of the bar 116 is fixedly connected to the outer surface of the inner cylinder 31, and a feeding device 11 is provided. When feeding is required, the connecting nozzle 112 is squeezed, and the connecting nozzle 112 moves downward and compresses the support spring 113. When the connecting nozzle 112 is pressed down When it reaches a certain level, it is squeezed to the guide bar 116 and continues to move downward. The arc-shaped baffle plate 115 is pushed into the interior of the inner cylinder 31 by the guide bar 116. At this time, the material can be put into the inside of the connecting nozzle 112, and the material passes through the connecting nozzle 112. Falling on the guide strip 116, and falling into the interior of the inner cylinder 31 through the guidance of the guide strip 116, the feeding can be realized. After the feeding is completed, the supporting spring 113 drives the connecting nozzle 112 to reset, and the arc spring 117 drives the arc baffle 115 Reset, so that the feed port on the inner cylinder 31 can automatically keep closed when no feed is needed, avoiding the material inside the inner cylinder 31 from splashing out of the feed port, and avoiding the material from being scattered into the working environment.

Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art and related fields without creative efforts shall fall within the protection scope of the present invention. The structures, devices and operation methods not specifically described and explained in the present invention, unless otherwise specified and limited, shall be implemented according to conventional means in the art.

Claims (10)

1. The utility model provides a traditional chinese medicine decoction piece processing production is with edulcoration device, includes fixed urceolus (1), its characterized in that: also comprises a supporting frame (2);

the support frame (2) is provided with a support leg structure and a driving support (5) arranged on one side of the support frame (2), a driving motor (4) is fixedly connected to the driving support (5), and the top of the support frame (2) is fixedly connected with the fixed outer cylinder (1);

the impurity removing device (3), the impurity removing device (3) is arranged in the fixed outer cylinder (1), the impurity removing device (3) can remove impurities from materials in the fixed outer cylinder (1), a driving shaft of the driving motor (4) penetrates through the fixed outer cylinder (1) and is fixedly connected with the side face of the impurity removing device (3), and an electronic rotary table (6) is fixedly connected to one side, far away from the driving motor (4), of the impurity removing device (3);

the dust removing box (7) is provided with a rectangular structure and an air inlet (8) arranged at the top of the dust removing box (7), the top of the dust removing box (7) is communicated with the bottom of the fixed outer cylinder (1) through the air inlet (8), and a dust collecting fan (9) is fixedly connected to the inner wall of the dust removing box (7);

the feeding device comprises a feeding hole (10), wherein the feeding hole (10) is formed in the top of a fixed outer barrel (1), a feeding device (11) is fixedly connected to the inner wall of the feeding hole (10), and the feeding device (11) can be communicated with the impurity removing device (3) and can discharge materials into the impurity removing device (3).

2. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 1, wherein: the impurity removing device (3) comprises an inner cylinder (31);

the inner cylinder (31) is provided with a cylindrical structure and storage boxes (32) arranged at the top and the bottom of the inner cylinder (31), the storage boxes (32) are fixedly connected with the side surfaces of the inner cylinder (31), and the parts of the top and the bottom of the inner cylinder (31) positioned in the storage boxes (32) are respectively provided with a first leakage hole (33) and a second leakage hole (34);

the stirring device comprises a rotating rod (35), wherein the rotating rod (35) is provided with a cylindrical rod-shaped structure, and a stirring rod (36) arranged on the side face of the rotating rod (35), one end, away from the rotating rod (35), of the stirring rod (36) is fixedly connected with a stirring head (37), and the rotating rod (35) is arranged inside an inner cylinder (31) and one end of the rotating rod is rotationally connected with the inner wall of the inner cylinder (31).

3. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 2, wherein: the inner cylinder (31) is arranged inside the fixed outer cylinder (1) and is rotationally connected with the inner wall of the fixed outer cylinder (1) through a rotating support, a driving shaft of the driving motor (4) penetrates through the inner cylinder (31) and is fixedly connected with one end of the rotating rod (35), one side, far away from the driving motor (4), of the inner cylinder (31) is fixedly connected with a rotating part of the electronic rotating table (6), and a fixing part of the electronic rotating table (6) is fixedly connected with the inner wall of the fixed outer cylinder (1).

4. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 2, wherein: the stirring rods (36) are provided with a plurality of groups and are symmetrically distributed on two sides of the rotating rod (35), and the stirring rods (36) on two sides of the rotating rod (35) are distributed in a staggered mode.

5. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 1, wherein: the dust removal box (7) comprises a box body (71), a rotating shaft (72) is rotationally connected to the inner wall of the box body (71), an air plate (73) is fixedly connected to the side face of the rotating shaft (72), the air plate (73) is arranged into an arc shape, multiple groups of air plates are arranged on the side face of the rotating shaft (72) and uniformly distributed, winding hooks (74) are fixedly connected to the side face of the rotating shaft (72), multiple groups of winding hooks (74) are arranged on the side face of the rotating shaft (72) and uniformly distributed, the winding hooks (74) and the air plate (73) are distributed in a staggered mode, a filter screen (75) is fixedly connected to the portion, located below the rotating shaft (72), of the inner wall of the box body (71), and air outlet holes (76) are formed in the bottom of the box body (71).

6. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 5, wherein: the air inlet (8) is formed in the top of the box body (71), and the box body (71) is communicated with the bottom of the fixed outer barrel (1) through the air inlet (8).

7. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 5, wherein: the air outlet holes (76) are arranged in a plurality of groups and uniformly distributed at the bottom of the box body (71), and the length of the winding hooks (74) is larger than the width of the air plate (73).

8. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 2, wherein: the feeding device (11) comprises a feeding nozzle (111), the inner wall of the feeding nozzle (111) is slidably connected with a communicating nozzle (112), supporting springs (113) are fixedly connected to two sides of the communicating nozzle (112), and one end, away from the communicating nozzle (112), of each supporting spring (113) is fixedly connected with the bottom of the inner wall of the feeding nozzle (111).

9. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 8, wherein: the side of the inner cylinder (31) is provided with a communication port (114), the inner wall of the communication port (114) is slidably connected with an arc baffle (115), the outer side of one side of the arc baffle (115) is fixedly connected with a guide strip (116), and two sides of the guide strip (116) are fixedly connected with arc springs (117).

10. The impurity removing device for processing and producing Chinese medicinal decoction pieces according to claim 9, wherein: the bottom of the feeding nozzle (111) is arranged inside the feeding hole (10) and fixedly connected with the inner wall of the feeding hole (10), and one end, far away from the guide strip (116), of the arc-shaped spring (117) is fixedly connected with the outer side face of the inner cylinder (31).

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