CN109700053B

CN109700053B - Baking equipment for large-scale standardized processing of macadimia nuts with shells

Info

Publication number: CN109700053B
Application number: CN201910100832.3A
Authority: CN
Inventors: 彭志东; 段球贤; 杨文忠; 李云凤; 段云龙
Original assignee: Xishuangbanna Yunken Macadamia Nut Technology Development Co ltd
Current assignee: Xishuangbanna Yunken Macadamia Nut Technology Development Co ltd
Priority date: 2019-01-31
Filing date: 2019-01-31
Publication date: 2021-07-06
Anticipated expiration: 2039-01-31
Also published as: CN109700053A

Abstract

The invention relates to baking equipment for processing macadimia nuts with shells in a large-scale standardized manner, which comprises a feeding system, a baking device, a hot air circulating system, a moisture discharging pipe and a discharging system, wherein the feeding system is connected with the baking device; the hot air circulating system and the moisture exhaust pipe are respectively connected with the baking device; the hot air circulating system is used for providing hot air for the baking device, the baking device comprises a support, a baking oven, a storage box and a sieve tray arranged in the baking oven, the baking oven is arranged on the support, the storage box is arranged above the baking oven, and the feeding system is positioned above the storage box; the hot air circulating system comprises a temperature equalizing box, the temperature equalizing box is connected with the baking box, and the discharging system is connected with the baking box. The beneficial effects are as follows: the constant-temperature baking equipment provided by the invention obviously shortens the process time, improves the production efficiency and greatly reduces the production cost; by using the baking equipment, the original taste opening product realizes industrialized large-scale and standardized production, and the yield of finished products in one shift can reach more than 8 tons.

Description

Baking equipment for large-scale standardized processing of macadimia nuts with shells

Technical Field

The invention relates to the field of food baking equipment, in particular to baking equipment for processing macadimia nuts with shells in a large-scale standardized manner.

Background

Macadamia nut (Macadamia spp.) is called Macadamia nut, is a perennial evergreen fruit tree of the Macadamia genus (Macadamia F.Muell) in the phylon of the dragon eye, and has the oil content of the nut of more than 72 percent (wherein, the monounsaturated fatty acid accounts for more than 78 percent); macadamia nut has high nutritive value, is rich in vegetable protein, carbohydrate, calcium, phosphorus, iron, B vitamins and the like, and is a well-known and rare edible dry fruit and woody oil crop in the world. The nutlet has unique flavor, fine texture, delicious taste and high economic value, is very popular in the market and is known as the king of nuts.In recent years, with the increasing of domestic macadimia nut planting area, the yield of the macadimia nut is continuously increased, and the yield of the macadimia nut shell fruit in 2020 is expected to reach 6.7 ten thousand tons, which is equivalent to the yield of Australia and south Africa at that time. The Jolyon Burnett project was performed by the president executive of the australian nut Association (AMS), and china will become the largest australian nut producing country in the next 15 years. Currently, the mode of producing macadamia nut products in China mainly comprises an open-end product and a nut product. Wherein, the share of the open-end product is further improved from 60 to 70 percent to 80 to 90 percent in the past several years; while the content of the nut products is further reduced from 30-40% in the last years to 10-20%. According to prediction, the total scale of the macadamia nut starter product in China reaches 5.3-6 ten thousand tons by 2020, and the yield of the original flavor starter product is expected to exceed 50%. In addition, it is reported that macadamia nuts planted in Yunnan province in large scale will enter full bearing period before or after 2020, according to 13.3 ten thousand hm²The planting scale of the planting is 3t/hm per average year²The yield of the raw shell fruit (10 percent of water) of the macadamia nut in Yunnan province in full bearing age is calculated to be more than 40 ten thousand t/year.

Among the prior art, patent CN108903023A discloses a hierarchical drying equipment of australian nut, including the equipment main part, the inboard of equipment main part is equipped with the stoving storehouse, the inboard in stoving storehouse is equipped with the main shaft, the one end of main shaft is equipped with the puddler No. two, the one end of No. two puddlers is equipped with the puddler No. one, the lower extreme surface of main shaft is equipped with power device No. two, one side in stoving storehouse is equipped with the heating chamber, the inboard of heating chamber is equipped with the resistance wire, one side of heating chamber is equipped with air supply arrangement, the one end of equipment main part is equipped with hierarchical equipment, hierarchical equipment's inboard is equipped with hierarchical cylinder, hierarchical cylinder's surface all around is equipped with the through-hole. This hierarchical drying equipment of macadamia nut can carry out the hierarchical transport to the macadamia nut through being equipped with hierarchical equipment, is convenient for set for drying time, can promote the stoving speed, can reduce the macadamia nut rate of drying and splitting, is convenient for accomodate the macadamia nut. But the drying equipment in the scheme belongs to fresh fruit primary processing equipment, is not suitable for deep processing of macadamia nuts, and baking at the stepped temperature is difficult to realize quantitative production in production and is difficult to master by technical workers.

Patent CN208365964U discloses a macadamia nut drying box, which comprises a box body, a drying drawer, a blowing fan, a heat-sending pipeline, a suction fan, an air inlet, an electric cabinet and drying equipment; the drying drawer is arranged in the box body, and a handle is arranged on the outer side of the drawer; the heat delivery pipeline is arranged at the bottom of the box body and connected with the drying equipment, and the blowing fan is arranged above the heat delivery pipeline; the side surface of the box body is provided with an exhaust fan and an air inlet, and the exhaust fan is positioned above the air inlet; the drying equipment is arranged on one side in the box body; the electric cabinet is arranged on the box body and is positioned above the drying equipment. But the production capacity of the drying box is limited, the drying box can only be used for producing macadamia nuts on a small scale, is not easy to popularize and apply on a large scale, and is difficult to realize standardized production.

Aiming at the problems that the kernel of the macadimia nut has high oil content, the processing process is easy to oxidize and deteriorate, and the high-efficiency and rapid processing is one of important means for producing the high-quality macadimia nut. In actual production, macadamia nuts are baked by using equipment for baking nuts such as pistachios, pecans, walnuts and almonds, so that the outer surface of the macadamia nuts is shrived, the water in the macadamia nuts is not completely removed, the cell structure of the macadamia nuts is changed, the macadamia nuts are not crisp in taste and easy to oxidize, long-term storage is not facilitated, and the value of commodities is reduced or even lost.

Therefore, aiming at the defects of the prior art, the invention provides the baking equipment which has low construction cost, is specially used for baking the macadimia nut raw materials at constant temperature and has high baking efficiency and is used for processing the open shelled macadimia nuts in a large-scale and standardized way, and is the innovation of the invention.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the baking equipment which is low in construction cost, is specially used for baking macadimia nut raw materials at a constant temperature and is high in baking efficiency, and is used for processing the macadimia nuts with shells in a large-scale standardized manner. Aiming at the processing characteristic that the macadimia nuts are easy to deteriorate rapidly due to high oil content and high water content, the baking equipment disclosed by the invention can be used for processing the macadimia nuts efficiently and rapidly, so that the production efficiency is greatly improved, and meanwhile, the finished macadimia nuts with better quality can be obtained.

The invention provides baking equipment for processing macadimia nuts with shells in a large-scale standardized manner, which adopts the technical scheme that:

a baking device for processing macadimia nuts with shells in a large-scale standardized manner comprises a feeding system, a baking device, a hot air circulating system, a moisture discharging pipe and a discharging system; the hot air circulation system and the moisture exhaust pipe are respectively connected with the baking device, and the moisture exhaust pipe is used for exhausting moisture in the baking device; the hot air circulating system is used for providing hot air for the baking device, the baking device comprises a support, a baking oven, a storage box and a sieve tray arranged in the baking oven, the baking oven is arranged on the support, the storage box is arranged above the baking oven, the feeding system is positioned above the storage box, and the discharging system is connected with the baking oven; the hot air circulating system comprises a temperature equalizing box, the temperature equalizing box is connected with the baking box, and a temperature sensor is arranged in the baking box and/or the temperature equalizing box.

Preferably, the hot air circulating system further comprises a heater, a fan, an air inlet pipe and an air return pipe, wherein the fan is connected with the air inlet pipe, the other end of the air inlet pipe is connected to the temperature equalizing box, one end of the air return pipe is connected with the baking box, and the other end of the air return pipe is connected with the temperature equalizing box or the heater; the fan is used for blowing hot air generated by the heater into the air inlet pipe.

Preferably, heat insulation cotton is arranged in the air inlet pipe; the fan is a high-power fan, so that the rapid temperature rise of the baking oven is realized.

Preferably, the feeding system is a belt conveyor, and the belt conveyor is powered by an electrodeless speed regulating motor.

Preferably, the baking device comprises four corresponding baking ovens and four storage boxes, and a partition plate is arranged between the baking ovens; the baking oven is further provided with a ventilation hole, and the ventilation hole and the moisture exhaust pipe are matched to form a moisture exhaust device.

Preferably, the bottom of the sieve tray is provided with a ridge structure and openings.

Preferably, a stirring device is arranged in the baking oven;

the cooking assembly further includes a control cabinet;

one side of the support is provided with a stair and an observation platform communicated with the stair.

Preferably, the discharging system is an automatic discharging system, the automatic discharging system comprises a manual speed regulating motor, a planar conveyer belt, a chain wheel and a control switch, the planar conveyer belt is arranged on the chain wheel, the planar conveyer belt is used for placing and conveying the sieve tray, the manual speed regulating motor is used for providing power for the chain wheel, and the control switch is used for controlling the manual speed regulating motor to be started or closed.

Preferably, the bottom of the sieve tray is further provided with a sieve tray transverse moving system, and the sieve tray transverse moving system is an electric screw rod propeller, a sliding door structure or a chain wheel structure.

Preferably, the baking apparatus is used for processing original flavor open shelled macadamia nuts, and further comprises a water flotation device and an opener, wherein the water flotation device is connected with the opener through a conveying device, and the opener is connected with the baking apparatus through a conveying device; the method comprises the following specific steps: placing the macadimia nut raw material with the shell and the opening with the water content of 10 +/-2% into a water flotation device for sorting; then conveying the sorted macadimia nut raw materials with shells to an opening machine for opening through a conveying device; sorting the opened macadimia nuts, conveying the macadimia nuts to a baking device through a conveyor, raising the temperature in a baking box of the baking device to 85-89 ℃ within the temperature range of 1-1 h20min, and then baking at the constant temperature of 85-89 ℃ for 4-6 h;

or the baking equipment is used for processing cream-flavored open shelled macadamia nuts, and further comprises a water flotation device, an opening machine, a soaking tank and a standing device, wherein the water flotation device is connected with the opening machine through a conveying device, the opening machine is connected with the soaking tank through a conveying device, the soaking tank is connected with the standing device, and the standing device is connected with the baking equipment through a conveying device; the method comprises the following specific steps: placing the macadimia nut raw material with the shell and the opening with the water content of 10 +/-2% into a water flotation device for sorting; then conveying the sorted macadimia nut raw materials with shells to an opening machine for opening through a conveying device; sorting the macadimia nuts after opening, conveying the macadimia nuts into a soaking tank through a conveying device, soaking for 20-40min for flavoring, and then standing the soaked macadimia nuts with shells for 1.3-1.7 h; transporting the preserved macadimia nuts to a baking device through a conveyor, raising the temperature in a baking box of the baking device to 75-85 ℃ within the temperature range of 1-1 h20min, and then baking at the constant temperature of 75-85 ℃ for 9-12 h.

The implementation of the invention comprises the following technical effects:

the baking equipment with the structure provided by the invention has the advantages of low construction cost, high baking efficiency and capability of baking macadimia nut raw materials at a constant temperature and processing the macadimia nuts with shells in a large-scale standardized manner.

The constant-temperature baking equipment provided by the invention obviously shortens the process time, improves the production efficiency and greatly reduces the production cost; by using the baking equipment, the original taste opening product realizes industrialized large-scale and standardized production, and the yield of finished products in one shift can reach more than 8 tons. The large-scale industrial production can be carried out by copying special equipment and adopting the process. The technology is mature, the product quality is stable, the standard requirements are met, and the consumer evaluation is high.

The baking apparatus of the present invention is a well-established protocol that has been validated for five years of laboratory testing, small-scale production testing, medium-scale production testing, and large-scale production. The edible part of the roasted macadimia nuts presents light milk yellow inherent in the macadimia nuts, the taste is crisp and delicious, the flavor is rich, the defective fruit ratio of the obtained finished macadimia nuts is greatly reduced, and the defective fruit ratio is reduced from the original maximum 12% to less than 3% at present.

Drawings

FIG. 1 is a schematic view of a baking apparatus for processing primary taste open shelled macadamia nuts.

FIG. 2 is a schematic representation of a baking apparatus for processing cream flavored open shelled macadamia nuts.

FIG. 3 is a schematic cross-sectional view of a cooking assembly and hot air circulation system.

Reference numerals: 1. a water flotation device; 2. a conveying device; 3. a tapping machine; 4. a soaking tank; 5. a standing device; 6. a baking device; 601. a support; 602. baking the oven; 603. a material storage box; 604. a sieve tray; 605. a ridge structure; 7. a hot air circulating system; 701. a fan; 702. an air inlet pipe; 703. a temperature equalizing box; 8. a moisture removal pipe; 9. a control cabinet; 10. a finished product warehouse; 11. a manual speed regulating motor; 12. a sprocket; 13. a plane conveyer belt.

Detailed Description

The present invention will be described in detail below with reference to embodiments and drawings, it being noted that the described embodiments are only intended to facilitate the understanding of the present invention, and do not limit it in any way.

Referring to fig. 1 to 3, the baking equipment for standardized processing of open shelled macadamia nuts on a large scale, provided by the invention, comprises a feeding system, a baking device 6, a hot air circulating system 7, a moisture discharging pipe 8 and a discharging system, wherein the hot air circulating system 7 and the moisture discharging pipe 8 are respectively connected with the baking device 6, and the moisture discharging pipe 8 is used for discharging moisture in the baking device 6; hot air circulation system 7 is used to provide hot air to broiler 6. referring to fig. 3, broiler 6 includes a support 601, a broil oven 602, a holding tank 603 and a sieve tray 604 disposed in oven 602. oven 602 is disposed on support 601, holding tank 603 is disposed above oven 602, a feeding system is disposed above holding tank 603, a discharging system is connected to oven 602, the ratio of length to height of oven 602 is 0.5-3, which is more favorable for drying macadamia nuts, length refers to the length of the lateral bottom surface as shown in fig. 3, and width refers to the height of the vertical side surface as shown in fig. 3. The baking equipment with the structure has low construction cost, is specially used for baking macadimia nut raw materials at constant temperature, has high baking efficiency, and can be used for processing the macadimia nuts with the shells in a large-scale standardized manner. The conveying device 2 of the feeding system is preferably a belt conveyor which uses a stepless speed regulating motor to provide power, has reliable performance and can rotate accurately. In the embodiment, the high-power fan is used for providing hot air, and the temperature in the baking oven can reach constant temperature within one hour under the condition of full-bin work; the maximum operating temperature of the baking equipment does not exceed 110 ℃. In this embodiment, the baking device 6 includes four baking boxes 602 and four storage boxes 603, each baking box 602 can hold 2 tons of macadamia nut raw materials, and can process 8 tons of open shelled macadamia nut raw materials at a time. Preferably, a partition is arranged between the drying boxes, and is used for partitioning the baking oven 602, when a small amount of macadamia nuts need to be baked, the partition is opened, the purpose of controlling the baking amount is achieved, and energy is saved.

Referring to fig. 3, the hot air circulating system 7 includes a heater (not shown), a blower 701, an air inlet pipe 702, an air return pipe (not shown), and a temperature equalizing box 703, the blower 701 is connected to the air inlet pipe 702, one end of the air inlet pipe 702 is connected to the temperature equalizing box 703, the temperature equalizing box 703 is connected to the baking box 602, one end of the air return pipe is connected to the baking box 602, and the other end is connected to the temperature equalizing box 703 or the heater; the fan 701 blows hot air generated by the heater into the air inlet pipe 702, the heater comprises a controlled silicon, and the controlled silicon is controlled through the control cabinet 9 to achieve accurate regulation and control of hot air temperature. In the invention, the high-power fan is used as the fan 701 to realize the rapid heating of the baking oven 602, specifically, the power of the fan 701 is 18.5kw 380v, and the power of the heating tube is 800w 380 v. Hot air in the air inlet pipe 702 is introduced into the baking oven 602 through a pipeline after being collected in the temperature equalizing box 703; the setting of samming case 703 can make the steam temperature that is used for dry macadamia nut even, and the difference in temperature in the baking box 602 is less, avoids hot-blast directly to blow the macadamia nut to the quality homogeneity of macadamia nut has been guaranteed. The heat preservation cotton is arranged in the air inlet pipe 702, so that heat loss in the hot air conveying process is reduced.

Preferably, as shown in fig. 3, the bottom of the sieve tray 604 has openings to facilitate the hot air to contact the macadamia nuts; the bottom of the sieve tray 604 is also provided with a ridge structure 605, which increases the contact area between the hot air and the macadamia nut, and the stirring effect is more sufficient due to the blocking effect of the ridge structure 605 in the process of stirring and rolling the macadamia nut. The roasting box 602 is provided with a ventilation hole (not shown), the ventilation hole and the moisture exhaust pipe 8 are matched to form a moisture exhaust device, and the moisture exhaust device is arranged to facilitate the exhaust of moisture in the roasting box 602 and improve the drying efficiency.

Specifically, the cooking assembly further includes a control cabinet 9, wherein the control cabinet 9 is configured to monitor the temperature within the cooking assembly 6 and to regulate the temperature of the hot air generated by the hot air circulation system 7, thereby providing intelligent and manual dual control. The outer surface fixed mounting of the upper end of switch board 9 has the operation panel, and the input port of operation panel and the output port electric connection of switch board 9. A stirring mechanism (not shown) is disposed within the baking oven 602, and can be activated to stir the macadamia nuts within the sieve tray 604 during baking, thereby reducing the baking time. Temperature sensors (not shown) are arranged in the baking oven 602 and/or the temperature equalizing box 703, and transmit the timely temperature back to the control cabinet 9, and the hot air circulating system 7 is adjusted at any time to generate corresponding hot air according to the temperature condition in the baking oven 602. The support 601 is provided with a stair and a viewing platform (not shown) communicated with the stair, and the viewing platform is used for observing macadamia nuts in the storage box 603 and an indicator light of a temperature sensor.

Specifically, the discharging system is automatic discharging system, and the sieve dish 604 of placing the macadamia nut is installed on automatic discharging system, realizes through control switch that sieve dish 604 axial displacement is accomplished to the back of baking, and the automatic macadamia nut that will bake the completion shifts out baking oven 602, weighs the packing, transports the finished product storehouse 10 storage after the inspection is qualified. Referring to fig. 3, the automatic discharging system includes a manual speed-regulating motor 11, a planar conveyer belt 13, a chain wheel 12 and a control switch, the planar conveyer belt 13 is disposed on the chain wheel 12, a sieve tray 604 containing macadamia nuts is disposed on the planar conveyer belt 13, the manual speed-regulating motor 11 is used for providing power for the chain wheel 12, and the control switch is used for controlling the manual speed-regulating motor 11 to be turned on or off. The bottom of the sieve tray 604 is further provided with a sieve tray 604 lateral movement system (not shown in the figure), the sieve tray 604 lateral movement system can be an electric screw rod propeller, a sliding door structure or a chain wheel structure, the sieve tray 604 lateral movement system can realize the lateral movement of the sieve tray 604, and the sieve tray 604 can be pulled out to check the baking condition of the macadamia nuts in the baking process.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a baking apparatus for processing original flavor open shelled macadamia nuts, the baking apparatus further comprises a water flotation device 1 and a mouth opener 3, the water flotation device 1 is connected with the mouth opener 3 through a conveying device 2, the mouth opener 3 is connected with a baking device 6 through the conveying device 2, and the baking device 6 is connected with a finished product bin 10 through the conveying device 2. At present, the open macadamia nut raw material is mainly from countries such as Australia, south Africa and Kenya, the Chinese market raw material is mainly obtained by import, and the moisture of the imported raw material is usually dried to 2% -4% (the moisture content of fresh raw material is usually more than or equal to 25%). So as to ensure the quality of long-distance marine transportation. The technology requires that the fresh raw materials are dried to 2-4% through a primary processing link after being harvested. According to all the data and examples found, the raw materials of all domestic macadamia nut opening products are mostly imported raw materials, the production process is set and industrially produced on the basis of 2-4%, the habit formed for a long time becomes a technical prejudice, and only the shelled macadamia nut raw material with the moisture content of 2-4% is suitable for deep processing. It is noted that the higher the moisture content of the raw shell nuts, the better the sorting of defective nuts, but the moisture content needs to be selected in combination with the storage conditions, sorting conditions, and baking conditions, and it has been found through a number of experimental studies that the baking apparatus of the present invention can be used to bake open shelled macadamia nut raw materials having a moisture content of 10 ± 2%. Using the baking apparatus of the present invention, it is only necessary to reduce the amount of fresh macadamia nut material to 10 + -2%. The production efficiency of the primary processing link is greatly improved, and the production cost of the primary processing link is reduced; moreover, the higher the water content of the raw material of the shelled macadamia nut, the easier the defective fruit can be screened out through the water flotation process, and the homogeneity of the macadamia nut is further improved. The process of baking macadamia nuts with original taste and open shells by using the baking equipment comprises the following steps: placing the macadamia nut raw material with the shell and the opening with the water content of 10 +/-2 percent (the comprehensive water content of the shell and the kernel) into a water flotation device 1 for sorting; immature, empty shell, mildew or impurities can be selected after the water flotation process, and then the sorted open shelled macadamia nut raw material is conveyed to an opening machine 3 through a conveying device 2 to be opened, wherein the opening has the extension angle of 280 plus 320 degrees and the width of 0.8-1.0mm, preferably the extension angle of 300 degrees and the width of 0.8 mm; the opened macadamia nuts are transported by a conveyor to a holding bin 603 for baking. The baking oven 602 is used for baking in situ macadamia nuts, and is heated to 85-89 deg.C within 1-1 h20min, and then baked at 85-89 deg.C for 4-6h, preferably 86-88 deg.C in the baking oven 602.

Referring to fig. 2, fig. 1 is a schematic structural diagram of a baking apparatus for processing cream flavored open shelled macadamia nuts, and compared with baking original flavored open shelled macadamia nuts, the baking apparatus further comprises a soaking tank 4 and a standing device 5, wherein the opening machine 3 is connected with the soaking tank 4 through the conveying device 2, the soaking tank 4 is connected with the standing device 5, the soaking time in the soaking tank 4 is 20-40min for flavoring, and then the soaked macadamia nuts are allowed to stand for 1.3-1.7h, preferably 1.5 h; the temperature in the baking oven 602 is raised to 75-85 ℃ within the temperature range of 1h-1h20min, and then the baking is carried out for 9-12h under the condition of 75-85 ℃, preferably the temperature in the baking oven 602 is 77-79 ℃.

The step baking equipment in the prior art is improved into constant-temperature baking equipment, so that the step baking equipment is more beneficial to the mastery of technical workers in actual production, is beneficial to producing finished macadimia nut products in a large-scale and standardized manner, and is easy to popularize to various macadimia nut manufacturers; the baking equipment provided by the invention obviously shortens the process time, improves the production efficiency and greatly reduces the production cost; by using the baking equipment, the industrialized large-scale and standardized production of the opening products is realized, and the yield of finished products in one shift can reach more than 8 tons. The large-scale industrial production can be carried out by copying special equipment and adopting the process. The technology is mature, the product quality is stable, the standard requirements are met, and the consumer evaluation is high.

The edible part of the product produced by the baking equipment of the invention presents light milk yellow inherent in the macadimia nuts, the taste is crisp and delicious, the flavor is rich, the defective fruit ratio of the obtained macadimia nut finished product is greatly reduced, and the defective fruit ratio is reduced from the original maximum 12% to less than 3% at present. The product meets various technical requirements of GB19300-2014 and GB/T22165-2008, is qualified after the detection of secondary factory inspection and agricultural product quality supervision and detection centers of Ministry of agriculture, Pu' er market quality technical supervision and comprehensive detection centers, Xishuangbanna quality technical supervision and comprehensive detection centers and the like, and is well-received by consumers. Is a mature scheme verified by laboratory tests, small-scale production tests, medium-scale production tests and large-scale production for five years.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A baking device for processing macadimia nuts with shells in a large-scale standardized manner comprises a feeding system, a baking device, a hot air circulating system, a moisture discharging pipe and a discharging system; the hot air circulation system and the moisture exhaust pipe are respectively connected with the baking device, and the moisture exhaust pipe is used for exhausting moisture in the baking device; the hot air circulating system is used for providing hot air for the baking device, and is characterized in that: the baking device comprises a support, a baking oven, a material storage box and a sieve tray arranged in the baking oven, wherein the baking oven is arranged on the support, the material storage box is arranged above the baking oven, the feeding system is arranged above the material storage box, and the discharging system is connected with the baking oven;

the hot air circulating system comprises a temperature equalizing box, the temperature equalizing box is connected with the baking box, and a temperature sensor is arranged in the baking box and/or the temperature equalizing box;

the baking equipment is used for processing original taste open shelled macadimia nuts, and further comprises a water flotation device and an opening machine, wherein the water flotation device is connected with the opening machine through a conveying device, and the opening machine is connected with the baking equipment through a conveying device; the method comprises the following specific steps: placing the macadimia nut raw material with the shell and the opening with the water content of 10 +/-2% into a water flotation device for sorting; then conveying the sorted macadimia nut raw materials with shells to an opening machine for opening through a conveying device; sorting the opened macadimia nuts, conveying the macadimia nuts to a baking device through a conveyor, raising the temperature in a baking box of the baking device to 85-89 ℃ within the time range of 1-1 h20min, and then baking at the constant temperature of 85-89 ℃ for 4-6 h;

or the baking equipment is used for processing cream-flavored open shelled macadamia nuts, and further comprises a water flotation device, an opening machine, a soaking tank and a standing device, wherein the water flotation device is connected with the opening machine through a conveying device, the opening machine is connected with the soaking tank through a conveying device, the soaking tank is connected with the standing device, and the standing device is connected with the baking equipment through a conveying device; the method comprises the following specific steps: placing the macadimia nut raw material with the shell and the opening with the water content of 10 +/-2% into a water flotation device for sorting; then conveying the raw material of the macadimia nuts with shells to an opening machine for opening through a conveying device; sorting the macadimia nuts after opening, conveying the macadimia nuts into a soaking tank through a conveying device, soaking for 20-40min for flavoring, and then standing the soaked macadimia nuts with shells for 1.3-1.7 h; transporting the preserved macadimia nuts to a baking device through a conveyor, raising the temperature in a baking box of the baking device to 75-85 ℃ within the time range of 1h-1h20min, and then baking at the constant temperature of 75-85 ℃ for 9-12 h.

2. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising: the hot air circulating system also comprises a heater, a fan, an air inlet pipe and an air return pipe, wherein the fan is connected with the air inlet pipe, the other end of the air inlet pipe is connected to the temperature equalizing box, one end of the air return pipe is connected with the baking box, and the other end of the air return pipe is connected with the temperature equalizing box or the heater; the fan is used for blowing hot air generated by the heater into the air inlet pipe.

3. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 2, further comprising: the air inlet pipe is internally provided with heat insulation cotton; the fan is a high-power fan, so that the rapid temperature rise of the baking oven is realized.

4. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising: the feeding system is a belt conveyor, and the belt conveyor uses a stepless speed regulating motor to provide power.

5. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising: the baking device comprises four baking boxes and four material storage boxes which correspond to each other, and a partition plate is arranged between the baking boxes; the baking oven is further provided with a ventilation hole, and the ventilation hole and the moisture exhaust pipe are matched to form a moisture exhaust device.

6. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising: the bottom of the sieve tray is provided with a ridge structure and an opening.

7. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising:

a stirring device is arranged in the baking box;

the cooking assembly further includes a control cabinet;

8. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising: the discharging system is an automatic discharging system, the automatic discharging system comprises a manual speed regulating motor, a planar conveyer belt, a chain wheel and a control switch, the planar conveyer belt is arranged on the chain wheel, the planar conveyer belt is used for placing and conveying the sieve tray, the manual speed regulating motor is used for providing power for the chain wheel, and the control switch is used for controlling the starting or closing of the manual speed regulating motor.

9. The scaled, standardized cooking assembly for open shelled macadamia nuts according to claim 1, further comprising: the bottom of the sieve tray is also provided with a sieve tray transverse moving system which is an electric screw rod propeller, a sliding door structure or a chain wheel structure.