阅读说明：本技术 一种天然植物色素提取工艺 (Natural plant pigment extraction process ) 是由 沈从仁 陈鸿 蔡新娟 王荣贵 赖建洪 田光岳 吴继宗 于 2021-06-28 设计创作，主要内容包括：本发明公开的一种天然植物色素提取工艺,其步骤为浸泡→破碎→碾压→过滤→浓缩→干燥制粉,最后得到色素粉,其中浸泡、破碎、碾压、过滤均于色素提取一体机内完成,大大提高了生产效率,实现了自动化操作,连续化生产,所述色素提取一体机其清洗前先经过浸泡,可以将天然植物上的有害残留物质进行更有效地分离与去除,大大提高了天然植物的清洗效果与效率,其破碎区能够实现多次循环粉碎处理,使得色素提取更加完全,其碾压排料区可以在输送移动地过程中不断进行碾压出汁,提取更加充分,其杂质过滤区不仅可以实现过滤的效果,同时对于无法过滤的物质能够进行进一步地粉碎处理,使其能够完全被利用,利用率最大化。(The invention discloses a natural plant pigment extraction process, which comprises the steps of soaking → crushing → rolling → filtering → concentrating → drying for milling, and finally obtaining pigment powder, wherein the soaking, the crushing, the rolling and the filtering are all completed in a pigment extraction all-in-one machine, so that the production efficiency is greatly improved, the automatic operation and the continuous production are realized, the pigment extraction all-in-one machine is soaked before cleaning, harmful residual substances on natural plants can be more effectively separated and removed, the cleaning effect and the efficiency of the natural plants are greatly improved, the crushing area can realize the repeated circulating crushing treatment, so that the pigment extraction is more complete, the rolling discharge area can continuously roll juice in the conveying and moving process, the extraction is more sufficient, the impurity filtering area can realize the filtering effect, and simultaneously, the substances which cannot be filtered can be further crushed, so that it can be fully utilized and utilization is maximized.)

1. A natural plant pigment extraction process is characterized in that: the method comprises the following specific steps:

s1: soaking and cleaning, namely soaking and cleaning the selected natural plants to remove impurities adhered to the surfaces of the natural plants;

s2: crushing, namely cutting and crushing the natural plant cleaned in the step S1;

s3: rolling, namely rolling the cut and crushed natural plants in the step S2 to extrude juice in the natural plants;

s4: filtering, collecting and filtering the juice obtained by crushing in the step S2 and the juice obtained by rolling in the step S3 to obtain an extracting solution;

s5: concentration, namely concentrating the extracting solution in the step S4;

s6: drying to prepare powder, namely drying and preparing the concentrated extracting solution in the step S5 into powder;

the soaking in the step S1, the crushing in the step S2, the rolling in the step S3 and the filtering in the step S4 are all completed in a pigment extraction all-in-one machine, and the pigment extraction all-in-one machine comprises a soaking and cleaning area, a crushing area, a rolling and discharging area and an impurity filtering area.

2. The process for extracting natural plant pigment according to claim 1, wherein:

the soaking and cleaning area comprises a first frame, the first frame is provided with a soaking and cleaning area (1), a lifting and spraying area (2), a pressing area and an overflow impurity removing area,

the soaking and cleaning area (1) comprises a soaking pool, a conveying belt is arranged in the soaking pool, the conveying belt (11) is positioned at the lower part of the soaking pool and extends along the length direction of the soaking pool, and the conveying belt (11) comprises a horizontal conveying part and a lifting part which is obliquely and upwardly arranged and used for lifting and conveying natural plants to the next process;

the lifting spraying area (2) comprises a spraying device, and the spraying device is fixed at the lifting part;

the pressing area comprises a pressing plate (3) and a pressing driving device for driving the pressing plate (3) to move up and down;

the overflow impurity removing area comprises a containing pool (4) for containing overflowing bubbles and floating impurities, an overflow port is formed between the soaking pool and the containing pool (4), and a blocking mechanism (5) capable of automatically opening and closing is arranged at the overflow port.

3. The natural plant pigment extraction process according to claim 2, wherein: the bottom of the soaking pool is provided with an ultrasonic generator, and the conveying belt is densely provided with small holes, so that the flow of water flow is facilitated.

4. The natural plant pigment extraction process according to claim 2, wherein: a plurality of conveying baffles (12) which are beneficial to lifting and conveying the natural plants are formed on the conveying belt.

5. The natural plant pigment extraction process according to claim 2, wherein: broken district is located conveyer belt conveying terminal department, broken district is including broken case (a1), the upper surface of broken case (a1) is provided with the feed inlet, the internally mounted of broken case (a1) has crushing roller (a15), screen cloth (a16), carry bin (a9) and collecting pit (a18) that are located the bottom of carrying repeatedly the natural plant after the breakage to promote, the week side of carrying bin (a9) is provided with first discharge gate (a14) and first feed inlet (a13), be provided with the transport auger in carrying bin (a9), screen cloth (a16) one side is fixed in on broken case (a1), the lower surface of screen cloth (a16) is connected with vibrating motor (a 17).

6. The natural plant pigment extraction process according to claim 5, wherein: broken case (a1) are close to feed inlet department and install installation piece (a23), the pivot is installed to a side of installation piece (a23), the pivot is connected with buffer board (a24) the bottom surface of buffer board (a24) is connected with spring (a 25).

7. The natural plant pigment extraction process according to claim 5, wherein: carry on the storehouse (a9) with first discharge gate (a14) on corresponding one side seted up second discharge gate (a3), second discharge gate (a3) extend to the outer wall of broken case (a1), first discharge gate (a14) with second discharge gate (a3) department all is equipped with automatic door (a31) that can open and shut automatically, when first discharge gate (a14) is in the state of opening, second discharge gate (a3) is in the closed state for carry out the breakage repeatedly, when first discharge gate (a14) is in the closed state, second discharge gate (a3) is in the state of opening, is used for the ejection of compact of broken plant.

8. The process for extracting natural plant pigment according to claim 1, wherein: roll row material district including the second frame, be fixed with in the second frame and roll conveyer belt (b71) and lie in and roll conveyer belt (b71) top down of rolling conveyer belt (b72) under can the automatic transport plant package that is equipped with broken plant, roll conveyer belt (b71) down with on roll and form the passageway that rolls that is favorable to the plant package to pass through between conveyer belt (b72), make the plant package roll juice in the in-process of moving the transport in rolling the passageway, its juice is through lieing in roll second collecting pit (b1) of conveyer belt (b71) below down and collect.

9. The natural plant pigment extraction process according to claim 8, wherein: the interval of rolling the passageway reduces along plant package direction of delivery gradually, it rolls the arch to go up all the shaping on rolling conveyer belt (b72) and rolling conveyer belt (b71) down, it offers the outlet opening (b2) that the juice of being convenient for flows out to roll protruding last.

10. The process for extracting natural plant pigment according to claim 1, wherein: impurity filtering area is including rose box (c1), inlet and liquid outlet have been seted up on rose box (c1), install filter (c2) in rose box (c1), filter (c2) top is equipped with rolls broken subassembly, roll broken subassembly including roll broken sheet (c3) and promote the actuating mechanism that rolls broken sheet (c3), be equipped with on rose box (c1) inner wall with the promotion rolls broken sheet (c3) matched with second and rolls broken sheet (c4), it is fixed with the brush body to roll broken sheet (c3) below, the brush body is along with the removal that rolls broken sheet (c3) is constantly cleared up filter (c 2).

Technical Field

The invention belongs to the technical field of pigment extraction, and particularly relates to a natural plant pigment extraction process.

Background

Pigments are materials that impart a certain color. People often select commodities according to the senses of vision, touch, smell and the like, and the pigment is an important part in the aspect of vision, so whether the pigment is used properly or not also plays a role in determining the quality of the product. Synthetic pigment the edible pigment is called synthetic pigment. Inorganic pigments commonly used as inorganic pigments include iron oxide, carbon black, chromium oxide green, etc., which have good light resistance and are insoluble in water. The natural pigments commonly used include annatto, cochineal, chlorophyll, curcumin, and phyllin.

Along with the improvement of the quality of life of people, people pay more attention to pure natural harmlessness when pursuing aesthetic feeling, equipment cost involved in the existing natural plant pigment extraction process is high, manual extraction wastes time and labor, the efficiency is low, extraction is not complete enough, raw materials are seriously wasted, and in order to solve the problems, the natural plant pigment extraction process is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a natural plant pigment extraction process.

A natural plant pigment extraction process comprises the following specific steps:

s1: soaking, namely soaking the selected natural plants, and then cleaning to remove impurities adhered to the surfaces of the natural plants;

s2: crushing, namely cutting and crushing the natural plant cleaned in the step S1;

s3: rolling, namely rolling the cut and crushed natural plants in the step S2 to extrude juice in the natural plants;

s4: filtering, collecting and filtering the juice obtained by crushing in the step S2 and the juice obtained by rolling in the step S3 to obtain an extracting solution;

s5: concentration, namely concentrating the extracting solution in the step S4;

s6: drying to prepare powder, namely drying and preparing the concentrated extracting solution in the step S5 into powder;

the soaking in the step S1, the crushing in the step S2, the rolling in the step S3 and the filtering in the step S4 are all completed in a pigment extraction all-in-one machine, and the pigment extraction all-in-one machine comprises a soaking and cleaning area, a crushing area, a rolling and discharging area and an impurity filtering area.

Preferably, the soaking and cleaning area comprises a first frame, the first frame is provided with a soaking and cleaning area, a lifting and spraying area, a pressing area and an overflow impurity removing area,

the soaking and cleaning area comprises a soaking pool, a conveying belt is arranged in the soaking pool, the conveying belt is positioned at the lower part of the soaking pool and extends along the length direction of the soaking pool, and the conveying belt comprises a horizontal conveying part and a lifting part which is obliquely and upwardly arranged and used for lifting and conveying the natural plants to the next procedure;

the lifting spraying area comprises a spraying device, and the spraying device is fixed at the lifting part;

the pressing area comprises a pressing plate and a pressing driving device for driving the pressing plate to move up and down;

the overflow impurity removing area comprises a containing pool for containing overflowing bubbles and floating impurities, an overflow port is formed between the soaking pool and the containing pool, and a blocking mechanism capable of automatically opening and closing is arranged at the overflow port.

Preferably, the bottom of the soaking pool is provided with an ultrasonic generator, and the conveying belt is densely provided with small holes, so that the flow of water flow is facilitated.

Preferably, a plurality of conveying baffles which are beneficial to lifting and conveying of the natural plants are formed on the conveying belt.

As preferred, broken district is located conveyer belt conveying terminal department, broken district is including broken case, the upper surface of broken case is provided with the feed inlet, the internally mounted of broken case has crushing roller, screen cloth, the natural plant after the breakage carries out the transport storehouse that promotes repeatedly and the collecting pit that is located the bottom, the week side of carrying the storehouse is provided with first discharge gate and first feed inlet, it carries the auger to be provided with in the storehouse to carry, screen cloth one side is fixed in on the broken case, the lower surface and the vibrating motor of screen cloth are connected.

Preferably, the crushing box is close to feed inlet department and installs the installation piece, the pivot is installed to a side of installation piece, the pivot is connected with the buffer board the bottom surface of buffer board is connected with the spring.

Preferably, a second discharge port is formed in one side of the conveying bin corresponding to the first discharge port, the second discharge port extends to the outer wall of the crushing box, automatic bin doors capable of being opened and closed automatically are arranged at the first discharge port and the second discharge port, when the first discharge port is in an opened state, the second discharge port is in a closed state and is used for repeatedly crushing, and when the first discharge port is in a closed state, the second discharge port is in an opened state and is used for discharging crushed plants.

Preferably, it is including the second frame to roll the row material district, be fixed with in the second frame and roll the conveyer belt and be located and roll the last conveyer belt that rolls of conveyer belt top down that can carry the plant package that is equipped with broken plant automatically, down roll the conveyer belt with on roll and form the passageway that rolls that is favorable to the plant package to pass through between the conveyer belt, make the plant package move in rolling the passageway and carry the in-process and roll juice, its juice is through being located roll the second collecting pit of conveyer belt below down and collect.

Preferably, the interval of the rolling channel is gradually reduced along the plant bag conveying direction, rolling protrusions are formed on the upper rolling conveying belt and the lower rolling conveying belt, and outflow holes convenient for juice to flow out are formed in the rolling protrusions.

As preferred, impurity filtering area is including the rose box, inlet and liquid outlet have been seted up on the rose box, install the filter in the rose box, the filter top is equipped with rolls broken subassembly, roll broken subassembly including roll the crushing board and promote the actuating mechanism that rolls the crushing board, be equipped with on the rose box inner wall with the promotion rolls crushing board matched with second and rolls the crushing board, it is fixed with the brush body to roll the crushing board below, the brush body is along with roll the removal of crushing board and constantly clear up the filter.

The invention has the beneficial effects that:

1. the invention discloses a natural plant pigment extraction process, which comprises the steps of soaking → crushing → rolling → filtering → concentrating → drying for milling, and finally obtaining pigment powder, wherein the soaking, crushing, rolling and filtering are all completed in a pigment extraction integrated machine, so that the production efficiency is greatly improved, the automatic operation is realized, the process is more convenient, convenient and labor-saving, and simultaneously, all links are buckled with each other in a ring-to-ring manner, the connection is natural, the continuous production is realized, and the process is more beneficial to the extraction of the pigment.

2. The invention discloses a natural plant pigment extraction process, which comprises a pigment extraction all-in-one machine, wherein the pigment extraction all-in-one machine comprises a soaking and cleaning area, natural plants can be thoroughly cleaned through soaking and cleaning, and harmful residual substances on the natural plants can be more effectively separated and removed through soaking, so that the cleaning effect and efficiency of the natural plants are greatly improved.

3. The invention discloses a natural plant pigment extraction process, which comprises a pigment extraction all-in-one machine, wherein the pigment extraction all-in-one machine comprises a crushing area, crushed juice falls down through a screen, and non-crushed natural plants enter a conveying bin along the screen, are lifted to the upper part of a crushing roller through a conveying auger and are crushed again, so that repeated circulating crushing treatment can be realized, the pigment extraction is more complete, and meanwhile, the invention is also provided with a second discharge hole, so that the crushed natural plants can be favorably collected to prepare for the next process.

4. The invention discloses a natural plant pigment extraction process, which comprises a pigment extraction all-in-one machine, wherein the pigment extraction all-in-one machine comprises a rolling discharge area, a plant bag is conveyed on a conveying belt before rolling, is flattened by a pressing roller when passing through a flattening mechanism, is continuously rolled and pressed out of water in the conveying process under the combined action of a lower rolling conveying belt and an upper rolling conveying belt, and the juice is collected in a second collecting tank, so that the pigment extraction is more complete, and meanwhile, plant residues in the plant bag are beneficial to subsequent reutilization treatment, and the resource utilization maximization is realized.

5. The invention discloses a natural plant pigment extraction process, which comprises a pigment extraction all-in-one machine, wherein the pigment extraction all-in-one machine comprises an impurity filtering area, and the impurity filtering area is used for further grinding and crushing by pushing a grinding and crushing plate to be matched with a second grinding and crushing plate, so that the extraction effect is improved, the filtering effect can be realized, and meanwhile, larger natural plants can be further crushed, so that the natural plants can be completely utilized, and the utilization rate is maximized.

Drawings

FIG. 1 is a flow chart of the natural plant pigment extraction process of the present invention;

FIG. 2 is a schematic structural view of a soaking and cleaning area according to the present invention;

FIG. 3 is a schematic view of the crushing zone configuration of the present invention;

FIG. 4 is a schematic view of the compaction discharge area of the present invention;

FIG. 5 is a schematic diagram of an impurity filtering region according to the present invention.

In the figure: the device comprises a soaking and cleaning area 1, a conveying belt 11, a conveying baffle plate 12, a lifting spraying area 2, a pressing plate 3, a containing and receiving tank 4, a blocking mechanism 5, a crushing box a1, a guide plate a4, a crushing roller a15, a screen a16, a conveying bin a9, a collecting tank a18, a first discharging port a14, a first feeding port a13, a vibration motor a17, a mounting block a23, a buffer plate a24, a spring a25, an automatic bin gate a31, a second discharging port a3, a pre-rolling conveying belt b9, a lower rolling conveying belt b71, an upper rolling conveying belt b72, a second collecting tank b1, a leveling mechanism b6, a swing arm b61, a press roller b62, a filter box c1, a filter plate c2, a rolling plate c3 and a second rolling plate c 4.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

A natural plant pigment extraction process comprises the following specific steps:

s1: soaking and cleaning, namely soaking the selected natural plants in a soaking and cleaning area, and then cleaning to remove impurities adhered to the surfaces of the natural plants;

s2: crushing, namely cutting and crushing the natural plant cleaned in the step S1 in a crushing area;

s3: rolling, namely filling the cut and crushed natural plants in the step S2 into a net bag to form a plant bag, rolling in a rolling discharge area, and extruding juice in the plant bag;

s4: filtering, collecting juice obtained by crushing in the step S2 and juice obtained by rolling in the step S3, and filtering in an impurity filtering area to obtain an extracting solution;

s5: concentrating the extracting solution in the step S4 in a concentrating device, wherein the concentrating device is conventionally arranged in the field, and thus, redundant description is omitted;

s6: and (4) drying to prepare powder, namely drying and preparing the concentrated extracting solution in the step S5 into powder in spray drying equipment, wherein the spray drying equipment is conventional equipment in the field, and thus the drying and the preparing are not described in detail.

Specifically, the soaking in the step S1, the crushing in the step S2, the rolling in the step S3 and the filtering in the step S4 are all completed in a pigment extraction all-in-one machine, and the pigment extraction all-in-one machine comprises a soaking and cleaning area, a crushing area, a rolling and discharging area and an impurity filtering area.

Specifically, the soaking and cleaning area comprises a first frame, the first frame is provided with a soaking and cleaning area 1, a lifting and spraying area 2, a pressing area and an overflow impurity removing area,

the soaking and cleaning area 1 comprises a soaking pool, a conveying belt 11 is arranged in the soaking pool, the conveying belt 11 is positioned at the lower part of the soaking pool and extends along the length direction of the soaking pool, the conveying belt 11 comprises a horizontal conveying part and a lifting part which is obliquely and upwardly arranged and used for lifting and conveying natural plants to the next process, a plurality of conveying baffles 12 which are beneficial to lifting and conveying the natural plants are formed on the conveying belt, the size and shape of the conveying belt 11 are matched with those of the soaking pool, and the frame body of the conveying belt 11 is attached to the pool wall of the soaking pool, so that the natural plants are prevented from entering the lower part of the conveying belt 11;

the lifting spraying area 2 comprises a spraying device which is fixed at the lifting part, impurities on the soaked natural plants are easier to wash clean through the spraying device, and meanwhile, the impurities washed off can directly flow into the soaking pool due to the fact that the impurities are washed in the lifting process, so that the natural plants are washed more cleanly, and the spraying device is conventional in the field and is not repeated;

the pressing area comprises a pressing plate 3 and a pressing driving device for driving the pressing plate 3 to move up and down, the pressing driving device can be an electric push rod, and a pressing through hole is formed in the pressing plate 3, so that floating impurities can conveniently pass through the pressing through hole and float on the water surface;

the overflow impurity removing area comprises a receiving pool 4 for receiving overflowing bubbles and floating impurities, an overflow port is formed between the soaking pool and the receiving pool 4, a blocking mechanism 5 capable of automatically opening and closing is arranged at the overflow port, the blocking mechanism 5 comprises a blocking plate for blocking the overflow port and a blocking driving device for driving the blocking plate to move, and the blocking driving device can be an electric push rod;

the bottom of the soaking pool is provided with an ultrasonic generator for enhancing the cleaning effect, and the conveying belt is densely provided with small holes, so that flowing water flow which is agitated by the ultrasonic generator can pass through the small holes to contact with natural plants for cleaning;

clear water is not only placed in the soaking pool, but also can be correspondingly prepared and added according to the cleaning requirement, so that a more favorable cleaning effect is realized;

the specific operation process comprises the following steps: the natural plants are placed in a soaking pool for soaking, the ultrasonic generator works at the moment for enhancing the cleaning effect, after 1-3 hours, the pressing driving device drives the pressing plate 3 to move downwards to the position below the liquid level, so as to prevent partial natural plants from floating on the water surface to be unfavorable for subsequent transmission, meanwhile, bubbles and light impurities float on the water surface through the pressing through hole, the blocking driving device drives the blocking plate to move, so that the overflow port is opened, so that the bubbles floating on the water surface and the light and small impurities flow into the receiving tank 4, after the overflow is finished, the blocking driving device drives the blocking plate to move reversely, so that the overflow port is closed, the conveyer belt 11 moves to drive the natural plants to move along the conveyer belt 11, when the plants move to the lifting spraying area 2, the spraying device works, the natural plants are washed, and the washed natural plants move to the crushing area through the conveying belt 11 to be crushed.

Specifically, the crushing zone is located at the conveying terminal of the conveying belt, the crushing zone comprises a crushing box a1, a feeding port is arranged on the upper surface of the crushing box a1, two crushing rollers a15, a screen a16, a conveying bin a9 for repeatedly lifting the crushed natural plants and a collecting pool a18 located at the bottom are installed inside the crushing box a1, a first discharging port a14 and a first feeding port a13 are arranged on the peripheral side surface of the conveying bin a9, a conveying auger is arranged inside the conveying bin a9, one side of the screen a16 is fixed on the crushing box a1, the lower surface of the screen a16 is connected with a vibrating motor a17, an installation block a23 is installed on the crushing box a1 close to the feeding port, a rotating shaft is installed on one side surface of the installation block a23, the rotating shaft is connected with a buffering plate a24, a25 is connected to the bottom surface of the buffering plate a24, and a3 a discharging port is arranged on one side of the conveying bin a9 corresponding to the first discharging port 14 a discharging port, the second discharge port a3 extends to the outer wall of the crushing box a1, the first discharge port a14 and the second discharge port a3 are both provided with automatic bin doors a31 capable of automatically opening and closing, when the first discharge port a14 is in an open state, the second discharge port a3 is in a closed state and is used for repeatedly crushing, and when the first discharge port a14 is in a closed state, the second discharge port a3 is in an open state and is used for discharging crushed plants.

Specifically, the bottom of the conveying bin a9 is provided with a water seepage hole, so that juice can flow into the collecting tank a18 along with the water seepage hole in the conveying process of the conveying auger, and the first discharge port a14 is provided with a guide plate a4, so that the lifted natural plants can enter the crushing roller a15 again to be crushed again.

The specific operation process comprises the following steps: the cleaned natural plants enter the crushing box a1 from the feeding hole, at the moment, the first discharging hole a14 is in an open state, the second discharge port a3 is in a closed state, the crushing roller a15 crushes the natural plants, the juice of the primarily crushed natural plants flows into the collecting tank a18 from the screen a16, the primarily crushed natural plants drive the screen mesh a16 to move from the first feed inlet a13 into the conveying bin a9 along with the vibration of the vibration motor a17, the conveying auger lifts the crushed natural plants upwards and then enters the crushing rollers a15 from the first discharge outlet a14 to be crushed again, after being crushed for a plurality of times, the automatic bin door a31 closes the first discharge outlet a14, the second discharge port a3 is opened, the natural plants crushed for multiple times come out from the second discharge port a3, and at the moment, the working personnel pack the natural plants into a mesh bag and place the mesh bag into a rolling discharge area for rolling discharge.

Specifically, it is including the second frame to roll the discharge district, be fixed with conveyer belt b9 before rolling in the second frame, still be fixed with the lower conveyor belt b71 that rolls that can carry the plant package that is equipped with broken plant automatically and be located down on the second frame and roll conveyer belt b72 that rolls above conveyer belt b71, roll conveyer belt b71 down with it rolls the passageway to form the rolling that is favorable to the plant package to pass through between the conveyer belt b72 to roll, makes the plant package move in rolling the passageway and carry out the rolling juice, and its juice is through being located roll second collecting pit b1 of conveyer belt b71 below down and collect, the interval that rolls the passageway reduces along plant package direction of delivery gradually, because along with the extrusion of juice, the volume of plant package also can correspondingly reduce, it rolls the arch all to shape on conveyer belt b72 and the lower conveyor belt b71 that rolls on, the crushing plant bag is filled with crushed plants to crush the water, the obtained plant residues can be reused because the plant residues are filled in the bag, so that the plant residues are beneficial to unified management and convenient to transport, are reprocessed and utilized through other requirements, and improve the utilization rate of resources, such as being used for fertilization.

Particularly, the plant bag flattening machine also comprises a flattening mechanism b6, wherein the flattening treatment is carried out on the plant bag entering the rolling channel, the phenomenon that the plant bag is stuck due to uneven surface after entering the rolling channel because the thickness of the plant bag is uneven is prevented, the leveling mechanism b6 comprises a swing arm b61, one end of the swing arm b61 is rotatably connected with a press roller b62, the other end of the pressing roller b62 can be rotatably connected on the second frame to enable the pressing roller b62 to move up and down by taking the swing arm b61 as a radius, the pressing roller b62 is positioned at the conveying starting end of the lower rolling conveyor belt b71, the plant bag moves under the action of the lower exhaust part b71, since the thickness of each plant bag is different at different positions, the pressing roller b62 can be automatically adjusted up and down to adapt to the thickness of different plant bags, so that the situation of jamming does not occur, and the pressing roller b62 rotates along with the movement of the plant bag and smoothes the plant bag.

The specific operation process comprises the following steps: the plant bag is conveyed on a conveying belt b9 before rolling, is flattened by a pressing roller b62 after passing through a flattening mechanism b6, is continuously rolled and pressed out of water in the conveying process under the combined action of a lower rolling conveying belt b71 and an upper rolling conveying belt b72, and is collected in a second collecting pool b 1.

Specifically, the impurity filtering area comprises a filtering box c1, a liquid inlet and a liquid outlet are formed in the filtering box c1, the liquid inlet is communicated with a liquid outlet of the second collecting tank b1, the liquid inlet is communicated with a liquid outlet of the collecting tank a18, a filtering plate c2 is installed in the filtering box c1, a rolling and crushing component is arranged above the filtering plate c2, the rolling and crushing component comprises a rolling and crushing plate c3 and a rolling and driving mechanism for pushing the rolling and crushing plate c3, a second rolling and crushing plate c4 matched with the pushing and crushing plate c3 is arranged on the inner wall of the filtering box c1, a brush body is fixed below the rolling and crushing plate c3, the brush body continuously cleans the filtering plate c2 along with the movement of the rolling and crushing plate c3 to prevent plant residues from blocking the filtering plate c2, and the rolling and crushing plate c3 can crush the plant residues which are not completely crushed again, meanwhile, the extracting solution filtered by the filter plate c2 enters a concentration device for concentration, and finally is dried and powdered in a spray drying device to prepare pigment powder.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.