CN111227277A - Production equipment and production process of fresh and crisp melon seeds - Google Patents

Abstract

The invention discloses a production equipment for fresh and crisp melon seeds and a production process thereof. The production equipment adopts a drum type structure that is turned up and down, and an electric heating device and a stirring mechanism are arranged at the top and bottom ends of the drum. The leaves also have long leaves and short leaves, which can effectively turn the seeds at the center and edge of the bottom of the cylinder, so that the seeds in the cylinder can flow evenly and quickly with the stirring shaft; The melon seeds in the cylinder are lifted up and dropped to the bottom of the cylinder, so that the melon seeds in the cylinder can be turned and flowed, and combined with the roasting of the electric heating wire, the melon seeds can be heated more evenly and fully, and the insufficient roasting of the melon seeds can be reduced. The probability of over-baking significantly improves the overall quality of the finished melon seeds, and the obtained melon seeds are crisp and delicious; and the frying method of rolling up and down and stirring can make the melon seeds fry more quickly and shorten the frying time.

Description

A kind of production equipment and production process of fresh and crisp melon seeds

technical field

The present invention relates to a kind of food processing equipment, more specifically, it relates to a kind of production equipment and production technology of fresh and crisp melon seeds.

Background technique

Sunflower seeds are popular for their unique taste and high nutritional value. There are many kinds of sunflower seeds on the market, and the flavors of sunflower seeds are becoming more and more diverse, so as to provide consumers with more choices. Especially the fried melon seeds are more popular. At present, the automatic roasting machine has long replaced the traditional manual roasting method and has become a widely used melon seed production equipment.

Whether the melon seeds can be evenly roasted and fried directly affects the taste of the melon seeds. The melon seeds that are heated evenly and fully have a crispy taste, while the melon seeds that are not heated enough or over-baked will not have a crispy texture. Therefore, whether the seeds can be fully and evenly roasted is also an important performance indicator of the automatic roasting machine.

The Chinese patent with the patent number of CN201620177766.1 discloses a kind of automatic frying melon seeds machine. By arranging a stirring shaft inside the body, and setting a heating pipe at the inner wall of the machine, heating while stirring, can make melon seeds are uniformly heated.

However, this kind of frying melon seeds machine only stirs the melon seeds through the stirring shaft. Only the melon seeds close to the stirring shaft can be effectively stirred, while the melon seeds far away from the stirring shaft cannot be effectively stirred. It usually takes a long time to fry the melon seeds well, and there is often a certain amount of melon seeds in the fried melon seeds that are under-frying or over-frying, and there is still room for improvement in the overall quality of the produced melon seeds.

SUMMARY OF THE INVENTION

Aiming at the deficiencies in the prior art, the purpose of the present invention is to provide a production equipment for fresh and crisp melon seeds and a production process thereof, which can improve the overall quality of the melon seeds to obtain a fresh and crisp taste and can shorten the frying time.

For achieving the above object, the present invention provides the following technical solutions:

A production equipment for fresh and crisp melon seeds comprises a base, a pair of vertical support columns are fixed on the base, a drum is arranged between the two support columns, the drum is a sealing structure, and the two sides of the drum are connected with the upper end of the support rod. Rotationally connected, the side of the drum is also provided with an openable and closable warehouse cover, the outer side of the support column on one side of the drum is fixed with a turning motor for driving the drum to turn up and down, and the interior of the drum is symmetrical. The structure includes a middle section, a top end and a bottom end. The top and bottom ends of the cylinder are both funnel-shaped structures, and a sandwich structure is provided in the top and bottom ends of the cylinder. There are electric heating wires in the accommodation cavity at the top end and the accommodation cavity at the bottom end. A thermal insulation layer is provided, and the top and bottom ends of the drum are also provided with a vertically symmetrical stirring mechanism. The stirring mechanism includes a stirring shaft and a driving motor. The casing of the driving motor is connected and fixed to the drum. The driving motor The output shaft penetrates into the drum and is coaxially fixed with the stirring shaft. The stirring shaft is fixed with a short stirring blade and a long stirring blade in turn along its length direction. The distance between the short stirring blade and the driving motor is less than the distance between the long stirring blades. The distance of the driving motor, the long stirring blade and the short stirring blade are arranged along the radial direction of the stirring shaft, and the length of the long stirring blade is greater than the length of the short stirring blade, and the long stirring blade and the short stirring blade are both curly shapes And both the long stirring leaves and the short stirring leaves are upturned.

As a preferred solution: a screw conveyor blade is also coaxially fixed on the stirring shaft, the distance between the screw conveyor blade and the driving motor is greater than the distance between the long stirring blade and the driving motor, and the stirring shaft is also An elongated propelling arm is fixed, the propelling arm is arranged along the radial direction of the stirring shaft, the distance between the propelling arm and the driving motor is greater than the distance between the screw conveyor blade and the driving motor, and the top of the propelling arm is A plurality of groups of pushing plates are arranged on both the surface and the bottom surface, one end of the pushing plates is connected and fixed with the pushing arms, the other end of the pushing plates extends to the rear of the pushing arms, and the pushing plates are directed towards the side of the stirring shaft. Outside sloping.

As a preferred solution: the end of the push arm is further provided with a lower pressing plate, the front and rear of the lower pressing plate are both protruding from the pushing arm, the front part of the lower pressing plate is an upwardly inclined and upturned part, the The rear part of the lower pressing plate is a downward sloped part.

As a preferred solution: the top end of the drum and the connecting part between the top end and the middle section of the drum are arc-shaped.

As a preferred solution: a rotary blade is fixed on the stirring shaft, the distance between the rotary blade and the driving motor is greater than the distance between the propulsion arm and the driving motor, and the rotary blade includes a diameter along the stirring shaft. Towards the set of multiple leaves.

As a preferred solution: the blade of the rotary cutting blade is a grid-shaped blade, which has a plurality of mesh holes arranged in a grid-like shape.

As a preferred solution: an annular inwardly protruding inclined table is arranged in the middle of the drum, the inner edge of the inclined table is sealed with the inner wall of the drum, and the top and bottom surfaces of the inclined table are annular Conical surface, so that the thickness of the inner part of the inclined table is smaller than the thickness of the outer part, and the rotary cutting leaves are all located on the inner side of the inclined table.

As a preferred solution: the inside of the inclined platform is a hollow structure, the top surface and the bottom surface of the inclined platform are provided with a plurality of arc-shaped slots along its circumferential direction, and a movable arc is arranged in each slot. A vibrating plate is shaped like a vibrating plate, a vibrator is installed and fixed on the inner side of the vibrating plate, and the edge of the vibrating plate and the edge of the slot are connected by a flexible connecting frame.

A kind of production technology of fresh and crisp melon seeds, is characterized in that, comprises the following steps:

S1. Introduce an appropriate amount of washed and dried raw melon seeds into the drum, add an appropriate amount of sand, and close the lid.

S2. Turn on the production equipment, control the heating wire to start heating, and heat the temperature of the inner top wall and inner bottom wall of the drum to 200°C,

S3, control the second motor to start and control the third motor to stop, the second motor rotates at a speed of 6 revolutions/min, and continues to rotate for 2 minutes, and controls the first motor to turn the drum upward by 180°;

S4, control the third motor to start running and control the second motor to stop, the third motor continues to rotate for 2min at a speed of 6 rev/min, and controls the first motor to turn the drum upward by 180°;

S5, repeat steps S3 and S4 10 times in a loop, thereby obtaining fresh and crisp melon seeds;

S6. Turn off the production equipment, and pour out the fried melon seeds.

Compared with the prior art, the present invention has the following advantages:

1. The production equipment adopts an upside-down drum structure, and the top and bottom ends of the drum are provided with an electric heating device and a stirring mechanism. The stirring blades of the stirring mechanism also have long leaves and short leaves, which can be used for the central part of the bottom of the cylinder. It is effectively turned with the melon seeds at the edge, so that the whole melon seeds in the cylinder flow evenly and quickly with the stirring shaft; in addition, the drum is turned over every time interval, so that the melon seeds in the cylinder are raised and fall back to the bottom of the cylinder, so The melon seeds in the tube can be turned and flowed, and combined with the roasting of the electric heating wire, the melon seeds can be heated more evenly and fully, reducing the probability of under-roasting or over-roasting the melon seeds, and significantly improving the overall quality of the finished melon seeds. The melon seeds are crispy and delicious; and the frying method of rolling up and down and stirring can make the melon seeds fry more quickly and shorten the frying time.

2. Due to the special structure of the stirring shaft, when the melon seeds are fried at the bottom of the cylinder, they will circulate in the bottom of the cylinder, so that the melon seeds can be more fully and evenly heated.

3. The melon seeds are scattered twice in the process of being raised and dropped, so they can be evenly sprinkled to all parts of the bottom of the cylinder, which is also conducive to uniform heating during the frying process.

4. The falling melon seeds are collected to the dispersing mechanism through the inclined table structure, and the melon seeds are collided with each other in the air through the vibrating plate, which can further improve the evenness of the melon seeds dispersing and further promote the even frying of the melon seeds.

Description of drawings

Fig. 1 is the external structure schematic diagram of fresh and crisp melon seeds production equipment;

Fig. 2 is the internal structure schematic diagram of fresh and crisp melon seeds production equipment;

Fig. 3 is the structural representation of rotary blade;

Figure 4 is a schematic structural diagram of a propulsion arm;

Fig. 5 is the top view of the inclined platform;

Figure 6 is a schematic diagram of the internal structure of the inclined platform.

Description of reference numerals: 1, base; 2, support column; 3, roller; 301, cylinder; 302, accommodating cavity; 303, heat insulation layer; 4, warehouse cover; 5, bearing; 6, connecting shaft; 7 , gear commutator; 8, first motor; 9, second motor; 10, third motor; 11, heating wire; 12, stirring shaft; 13, stirring short blade; 14, stirring long blade; 15, screw conveying Leaf; 16. Propulsion arm; 17. Pushing plate; 18. Lower pressing plate; 19. Rotary blade; 20. Mesh hole; 21. Inclined table; 22. Vibrating plate; 23. Connecting frame; 24. Vibrator; 25. needle.

Detailed ways

Example 1:

Referring to Fig. 1, a production equipment for fresh and crisp melon seeds comprises a base 1, a pair of vertical support columns 2 are fixed on the base 1, a roller 3 is arranged between the two support columns 2, and the roller 3 is a sealing structure, A bearing 5 is installed on the upper end of the support column 2, the outer ring of the bearing 5 is relatively fixed with the support column 2, and a transverse connecting shaft 6 is fixed on both sides of the drum 3, and the connecting shaft 6 passes through the inner ring of the bearing 5 and is opposite to it Fixed, such a structure enables the drum 3 to rotate freely around the connecting shaft 6 . The side part of the drum 3 is also provided with an openable and closable warehouse cover 4 for pouring raw melon seeds into the drum 3 and pouring out the ripe melon seeds in the drum 3 . In order to facilitate pouring out the ripe melon seeds, in this embodiment, the side of the drum 3 on which the warehouse cover 4 is located is set in a funnel shape.

Figure 2 is a schematic diagram of the initial state of the production setup. As shown in FIG. 2 , a first motor 8 is installed and fixed on the outer side of the support column 2 on one side of the drum 3 . The output shaft of the first motor 8 is connected to the connecting shaft 6 through a gear commutator 7 in a driving manner, and the first motor 8 rotates. The connecting shaft 6 can be driven to rotate, thereby driving the drum 3 to rotate.

The interior of the drum 3 is a top-bottom symmetrical structure, including a middle section, a top end and a bottom end. The top and bottom ends of the cylindrical body 301 are both funnel-shaped structures, and a sandwich structure is provided in the top and bottom ends of the cylindrical body 301. The sandwich structure is an accommodation cavity 302, and the accommodation cavity 302 at the top and the bottom The accommodating cavities 302 at the ends are provided with heating wires 11. The heating wires 11 are bent and coiled against the inner wall of the drum 3 and are welded and fixed on the inner wall of the drum 3. The outer layer of the drum 3 is provided with an insulating layer 303 to prevent Personnel burns. The top and bottom ends of the drum 3 are also provided with a first stirring mechanism and a second stirring mechanism that are symmetrical up and down. The first stirring mechanism and the second stirring mechanism have the same structure, and both the first stirring mechanism and the second stirring mechanism are driven by the motor. . Take the first stirring mechanism as an example: the first stirring mechanism includes a stirring shaft 12 and a second motor 9, the shell of the second motor 9 is connected and fixed with the top of the drum 3, and the output shaft of the second motor 9 penetrates into the drum 3 and It is coaxially fixed with the stirring shaft 12, and the output shaft of the second motor 9 is covered with a sealing gasket to prevent seeds or impurities from falling into the gap between the output shaft and the drum 3, and is fixed on the stirring shaft 12 in turn along its length direction. There are short stirring blades 13 and long stirring blades 14 , wherein the distance between the short stirring blades 13 and the second motor 9 is smaller than the distance between the long stirring blades 14 and the second motor 9 . Both the long stirring blade 14 and the short stirring blade 13 are arranged along the radial direction of the stirring shaft 12, and the length of the long stirring blade 14 is greater than the length of the short stirring blade 13, and the long stirring blade 14 and the short stirring blade 13 are both in the shape of curl and stirring. Both the long blades 14 and the short stirring blades 13 are raised upward. Similarly, the second stirring mechanism includes the stirring shaft 12 and the third motor 10, which will not be repeated here!

The working principle of the production equipment is: turn the drum 3 to a suitable angle to open the warehouse cover 4, then open the warehouse cover 4, pour the washed and dried raw melon seeds into the drum 3, then close the warehouse cover 4, pour the The amount of raw melon seeds put into the drum 3 should be such that the long stirring leaves 14 and the short stirring leaves 13 are covered by the seeds. Then close the cover 4 and start the production equipment of the equipment. After the production equipment is started, the heating wires 11 in the top and bottom ends of the drum 3 are energized at the same time and start to generate heat, heating the inner top wall and inner bottom wall of the drum 3, and at the same time the third motor 10 is activated, thereby driving the second stirring The mechanism stirs the seeds and roasts them while stirring; after a period of time, the first motor 8 starts and drives the drum 3 to turn up 180 degrees. At this time, the top and bottom positions of the drum 3 are exchanged, and the first stirring mechanism The lower end of the drum 3, and the second stirring mechanism is switched to the upper end of the drum 3. During this process, the seeds in the drum 3 will be lifted up and fall back to the bottom of the drum 3 again; then, switch to the upper end of the drum 3. The second stirring structure stops moving, and at the same time, the first stirring mechanism switched to the lower end of the drum 3 is driven by the second motor 9 to start running. The melon seeds in the edge area are stirred, and the melon seeds at the bottom of the cylinder can be fully stirred by the cooperation of the stirring long leaves 14 and the stirring short leaves 13, and the melon seeds are heated and baked by the electric heating wire 11 at the bottom of the cylinder during the stirring process, so that The melon seeds at the bottom of the cylinder can be heated fully and evenly; after a period of time, the first motor 8 drives the drum 3 to reverse 180 degrees, and the first stirring mechanism and the second stirring mechanism exchange positions again. The seeds in the drum 3 are lifted up and fall back to the bottom of the drum 3, then the first stirring mechanism stops moving and the second stirring mechanism starts to run again, and the second stirring mechanism stirs the seeds at the bottom of the drum again; after a period of time, The first motor 8 then drives the drum 3 to turn upwards by 180 degrees... This cycle will not be repeated!

The production equipment, through the structure of the upside-down drum 3, flips the seeds in the drum 3 every time at one end, and the top and bottom ends of the drum 3 are provided with electric heating areas, so that the seeds at the bottom of the drum 3 are fully heated. , stir evenly, so that the seeds at the bottom of the drum 3 are generally stirred while being roasted, and through repeated stirring and baking and turning the drum 3 many times, so that the seeds in the drum 3 can be fully contacted with the heating area at the bottom of the drum, Avoid some melon seeds that are not crispy enough due to under-roasting, and some melon seeds that are burnt due to over-roasting and affect the taste. The melon seeds produced by the production equipment are evenly fried and have a fresh and crisp taste.

Referring to FIG. 2 , in this embodiment, screw conveyor blades 15 are coaxially fixed on the stirring shafts 12 of the first stirring mechanism and the second stirring mechanism. The distance between the driving motors is greater than the distance between the long stirring blades 14 on the group of stirring mechanisms and the driving motors of the group of stirring mechanisms; The propelling arm 16 is arranged along the radial direction of the stirring shaft 12, and the distance between the propelling arm 16 on each group of stirring mechanisms and the drive motor of the group of stirring mechanisms is greater than the distance between the screw conveyor blades 15 and 15 on the group of stirring mechanisms. The distance between the drive motors of the group of stirring mechanisms. Referring to FIG. 4 , a plurality of groups of pushing plates 17 are provided on the top and bottom surfaces of the pushing arm 16 , one end of the pushing plate 17 is connected and fixed with the pushing arm 16 , and the other end of the pushing plate 17 extends to the end of the pushing arm 16 . At the rear, the pushing plate 17 is inclined to the outside of the stirring shaft 12 .

During the operation of the stirring shaft 12: the screw conveying blade 15 transports the seeds in the area around the stirring shaft 12 upward, so that the seeds under the central area of the bottom of the cylinder can be turned from bottom to top, thereby forming a gap below the central area of the bottom of the cylinder; The long stirring blade 14 and the short stirring blade 13 respectively stir the seeds in the central area and the edge area of the bottom of the cylinder, so that the seeds can fill the aforementioned gaps; It has a guiding function. During the synchronous rotation of the propulsion arm 16 with the stirring shaft 12, the pushing plate 17 can tilt the seeds away from the stirring shaft 12, that is, the seeds transported upward by the screw conveyor blade 15 can be gradually pushed to the cylinder. The edge of the bottom, so that these melon seeds can be stirred by the short stirring leaves 13 and the long stirring leaves 14, so that the seeds transported upward by the screw conveying blade 15 can finally fall back from the outside of the central area of the bottom of the cylinder and the edge of the bottom of the cylinder to the bottom. The lower layer of the bottom of the cylinder is collected along the bottom wall of the drum 3 to the lower end area of the stirring shaft 12, and is lifted upwards by the screw conveying blade 15 again... and so on! The direction of the circulating flow of the seeds at the bottom of the cylinder is shown by the dashed arrow in Figure 2. Through the cooperation of the screw conveying blade 15, the propulsion arm 16, the long stirring blade 14 and the short stirring blade 13, a large circulation of the seeds can be formed at the bottom of the cylinder, and the seeds as a whole will follow the rotation direction of the stirring shaft 12. Roasting while circulating, so that the melon seeds at the bottom of the cylinder can be fried more fully and evenly, further improving the overall crispness of the melon seeds.

Since the edge of the drum bottom is far away from the stirring shaft 12, the melon seeds at the edge of the drum bottom will flow back slowly to the lower end region of the stirring shaft 12, so there is still room for improvement.

As shown in FIG. 4 , in this embodiment, a lower pressing plate 18 is also provided at the end of the propulsion arm 16 . The upturned part, and the rear part of the lower pressing plate 18 is a downwardly inclined part. During the rotation of the propelling arm 16 with the stirring shaft 12, the upturned portion and the downwardly inclined portion of the lower pressing plate 18 can generate a downward component force on the melon seeds, and the component force exerts pressure on the melon seeds. The upturned part guides the melon seeds higher than the push arm 16 to the lower part of the lower pressing plate 18, so that the lower pressing plate 18 compresses the melon seeds, and then the downward inclined part exerts downward pressure on the compacted melon seeds, so that the edge of the bottom of the cylinder is pressed. The melon seeds are squeezed to the lower layer, and finally return to the lower end area of the stirring shaft 12 along the bottom wall of the drum 3 . The addition of the lower pressing plate 18 enables the melon seeds at the edge of the bottom of the cylinder to be pressurized, thereby increasing the speed of the melon seeds at the edge of the backflow, making the large circulation of the melon seeds more uniform and thorough.

In order to make the melon seeds at the edge of the bottom of the drum be pressed down to the lower layer of the edge more smoothly, in this embodiment, the top of the drum 3 and the connecting part between the top and the middle section of the drum 3 are designed as circular arcs.

Referring to FIG. 1 , in this embodiment, rotary blades 19 are fixed on the stirring shafts 12 of the first stirring mechanism and the second stirring mechanism, and the rotary blades 19 on each group of stirring mechanisms are driven by the driving The distance between the motors is greater than the distance between the propelling arms 16 on the set of stirring mechanisms and the drive motors of the set of stirring mechanisms. Referring to FIG. 4 , each group of rotary blades 19 includes a plurality of blades arranged in the radial direction of the stirring shaft 12 . The rotary cutting leaf 19 rotates synchronously with the stirring shaft 12. During the process of the first motor 8 driving the drum 3 to turn up and down, the seeds will be lifted up and fall back to the bottom of the cylinder. Falling, the rotary cutting leaf 19 can break up the melon seeds that fall together, so that the melon seeds are evenly sprinkled on the bottom of the cylinder, avoiding local accumulation too high, which is conducive to the subsequent stirring and frying. In this embodiment, the falling melon seeds are broken up by two sets of rotary cutting leaves 19, which can achieve a better breaking effect.

Referring to FIG. 3 , the blades of the rotary cutting blades 19 in this embodiment are grid-shaped blades, which have a plurality of mesh holes 20 arranged in a grid-shaped manner. The size of the mesh 20 is large enough to allow the seeds to pass through. After the falling melon seeds come into contact with the rotary cutting leaves 19, a part of the melon seeds are scattered through the mesh holes 20 and fall freely, while the other part of the melon seeds are thrown out and fall to the edge of the bottom of the cylinder. This allows the seeds to fall back more dispersedly.

In this embodiment, an annular inwardly protruding inclined table 21 is also provided in the middle of the drum 3 , the inner edge of the inclined table 21 is sealedly connected with the inner wall of the drum 3 , and the top and bottom surfaces of the inclined table 21 are both The annular conical surface makes the thickness of the inner part of the inclined platform 21 smaller than the thickness of the outer part of the inclined platform 21 . The two sets of rotary blades 19 are located on the inner side of the inclined table 21 . When the first motor 8 drives the drum 3 to turn up and down, the seeds falling from the edge of the drum 3 will fall on the annular conical surface of the inclined table 21 during the process of falling back, and will be collected to the inner part along the conical surface. Drop onto the rotary cutting leaf 19 . By arranging the inclined platform 21 , the melon seeds can be collected above the rotary cutting leaves 19 , so that the melon seeds can be concentrated and fall back from the top of the rotary cutting leaves 19 . Therefore, all the raised melon seeds can pass through the rotary cutting leaves 19, and the effect of dispersing is improved.

2 , 4 and 5 , in this embodiment, the interior of the inclined table 21 is a hollow structure, and a plurality of arc-shaped slots are opened on the top and bottom surfaces of the inclined table 21 along its circumferential direction, and each A movable arc-shaped vibration plate 22 is arranged in the slot, a vibrator 24 is installed and fixed on the inner side of the vibration plate 22, and a flexible connection frame 23 is arranged between the edge of the vibration plate 22 and the edge of the slot, and The side wall of the drum 3 is provided with a threading hole 25 which communicates with the inside of the inclined table 21 , so that the cable connected to the vibrator 24 can pass through. It should be pointed out that: the side walls at both ends of the drum 3 are also provided with threading holes 25 (not shown in the figure) communicating with the accommodating cavity 302, and the cables connected to the heating wire 11 are passed through. The connecting frame 23 in this embodiment is a rubber frame, which is riveted to the edge of the vibrating plate 22 on the edge of the slot.

When the drum 3 is turned upside down, the vibrator 24 is activated to drive the vibrating plate 22 to vibrate synchronously. When the falling melon seeds fall on the inclined table 21 and come into contact with the vibrating plate 22, the vibrating plate 22 vibrates the melon seeds and throws them to the rotary cutting. The leaves 19 enable the seeds to collide with each other on the top of the rotary cutting leaves 19, and then be scattered by the rotary cutting leaves 19, which can play a better breaking effect and make the sunflower seeds fall back to the bottom of the drum 3 more evenly.

Embodiment 2:

A production process of fresh and crisp melon seeds needs to use the production equipment in Embodiment 1, and the production process comprises the following steps:

S1. Introduce an appropriate amount of washed and dried raw melon seeds into the drum, add an appropriate amount of sand, and close the lid.

S2. Turn on the production equipment, control the heating wire to start heating, and heat the temperature of the inner top wall and inner bottom wall of the drum to 200°C,

S3, control the second motor to start and control the third motor to stop, the second motor rotates at a speed of 6 revolutions/min, and continues to rotate for 2 minutes, and controls the first motor to turn the drum upward by 180°;

S4, control the third motor to start running and control the second motor to stop, the third motor continues to rotate for 2min at a speed of 6 rev/min, and controls the first motor to turn the drum upward by 180°;

S5, repeat steps S3 and S4 10 times in a loop, thereby obtaining fresh and crisp melon seeds;

S6. Turn off the production equipment, and pour out the fried melon seeds.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (9)

1. a kind of production equipment of fresh and crisp melon seeds, comprises a base, is fixed with a pair of vertical support columns on the base, it is characterized in that: be provided with a roller between the two support columns, the roller is a sealing structure, and the two The side is rotatably connected to the upper end of the support rod, the side of the drum is also provided with an openable and closable cover, the outer side of the support column on one side of the drum is fixed with a turning motor for driving the drum to turn up and down, the drum The interior of the cylinder is an up-down symmetrical structure, including a middle section, a top end and a bottom end, the top and bottom ends of the cylinder are funnel-shaped structures, and a sandwich structure is provided in the top and bottom ends of the cylinder, so The sandwich structure is a accommodating cavity, and electric heating wires are arranged in the accommodating cavity at the top end and the accommodating cavity at the bottom end. The outer layer of the drum is provided with a thermal insulation layer, and the top and bottom ends of the drum are also provided with a vertically symmetrical stirring mechanism, the stirring mechanism includes a stirring shaft and a driving motor, and the casing of the driving motor is connected to the drum Fixed, the output shaft of the driving motor penetrates into the drum and is coaxially fixed with the stirring shaft. The stirring shaft is fixed with a short stirring blade and a long stirring blade in turn along its length direction, and the short stirring blade is a distance from the driving motor. The distance is less than the distance between the long stirring blade and the driving motor, the long stirring blade and the short stirring blade are arranged along the radial direction of the stirring shaft, and the length of the long stirring blade is greater than the length of the short stirring blade, and the long stirring blade and the short stirring blade are arranged. The leaves were both curled in shape and both the long agitator and the short agitator were upturned. 2. the production equipment of fresh and crisp melon seeds according to claim 1, is characterized in that: also coaxially fixed with screw conveying blade on described stirring shaft, and the distance between described screw conveying blade and drive motor is greater than described stirring The distance between the long blade and the driving motor, a long propulsion arm is also fixed on the stirring shaft, the propulsion arm is arranged along the radial direction of the stirring shaft, and the distance between the propulsion arm and the driving motor is greater than that of the screw The distance between the conveying blade and the driving motor. There are multiple groups of pushing plates on the top and bottom surfaces of the push arm. One end of the push plate is connected and fixed to the push arm, and the other end of the push plate is fixed. Extending to the rear of the pusher arm, the pusher plate is inclined towards the outside of the agitation shaft. 3. The production equipment of fresh and crisp melon seeds according to claim 2, is characterized in that: the end of the push arm is also provided with a lower pressing plate, and the front part and the rear of the lower pressing plate are both protruding from the pushing arm, The front part of the lower pressing plate is an upwardly inclined and upturned part, and the rear part of the lower pressing plate is a downwardly inclined part. 4 . The production equipment for fresh and crisp melon seeds according to claim 3 , wherein the top of the drum and the connecting part between the top and the middle section of the drum are arc-shaped. 5 . 5. The production equipment of fresh and crisp melon seeds according to claim 4, is characterized in that: the rotary cutting leaves are all fixed on the stirring shaft, and the distance between the rotary cutting leaves and the driving motor is greater than that of the propulsion arm and the driving motor The distance between the rotary blades includes a plurality of blades arranged along the radial direction of the stirring shaft. 6 . The production equipment for fresh and crisp melon seeds according to claim 5 , wherein the blades of the rotary-cut leaves are grid-shaped blades, which have a plurality of mesh holes arranged in a grid-shaped manner. 7 . 7. The production equipment of fresh and crisp melon seeds according to claim 6 is characterized in that: a ring-shaped inwardly protruding inclined table is arranged in the middle in the drum, and the inner edge of the inclined table and the inner wall of the drum are provided with Sealing connection, the top and bottom surfaces of the inclined table are annular cone surfaces, so that the thickness of the inner part of the inclined table is smaller than the thickness of the outer part of the inclined table, and the rotary cutting leaves are located on the inner side of the inclined table. 8. The production equipment of fresh and crisp melon seeds according to claim 7 is characterized in that: the inside of the inclined platform is a hollow structure, and the top surface and the bottom surface of the inclined platform are provided with a plurality of arcs along its circumferential direction. Each slot is provided with a movable arc-shaped vibrating plate, a vibrator is installed and fixed on the inner side of the vibrating plate, and the edge of the vibrating plate and the edge of the slot are connected by flexible Connection box connection. 9. a production technique of fresh and crisp melon seeds, is characterized in that, comprises the following steps: S1. Introduce an appropriate amount of washed and dried raw melon seeds into the drum, add an appropriate amount of sand, and close the lid. S2. Turn on the production equipment, control the heating wire to start heating, and heat the temperature of the inner top wall and inner bottom wall of the drum to 200°C, S3, control the second motor to start and control the third motor to stop, the second motor rotates at a speed of 6 revolutions/min, and continues to rotate for 2 minutes, and controls the first motor to turn the drum upward by 180°; S4, control the third motor to start running and control the second motor to stop, the third motor continues to rotate for 2min at a speed of 6 rev/min, and controls the first motor to turn the drum upward by 180°; S5, repeat steps S3 and S4 10 times in a loop, thereby obtaining fresh and crisp melon seeds; S6. Turn off the production equipment, and pour out the fried melon seeds.

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