阅读说明：本技术 自动煮粉机 (Automatic powder boiling machine ) 是由 董建平 刘昶 于 2021-09-28 设计创作，主要内容包括：本发明公开了一种自动煮粉机,包煮粉锅内的旋转定位装置和夹持升降翻转装置,旋转定位装置包括转动轴带动的托盘,转动轴通过煮粉锅锅底的轴承机构定位安装,转动轴向上进入煮粉锅,转动轴向下连接分度转动机构；夹持升降翻转装置包括于出粉冷却工位设置的升降机构、夹持机构和翻转机构,升降机构的内、外齿条之间啮合有由升降传动机构带动的升降齿轮,翻转机构包括铰装于内齿条顶部的翻转架和设于外齿条顶部的翻转导杆,夹持机构包括铰装于翻转架上的左、右夹座,左、右夹座上分别设有向内伸至出粉冷却工位的左、右夹臂,左、右夹座之间设有控制左、右夹臂在提升翻装时夹紧存粉网碗、在回位时放开存粉网碗的开闭夹机构。(The invention discloses an automatic powder boiling machine, which comprises a rotary positioning device and a clamping, lifting and overturning device in a powder wrapping and boiling pot, wherein the rotary positioning device comprises a tray driven by a rotating shaft; centre gripping lift turning device includes in the elevating system who goes out powder cooling station setting, fixture and tilting mechanism, elevating system's interior, the meshing has the lifting gear who is driven by lift drive mechanism between the outer rack, tilting mechanism includes the hinge dress in the roll-over stand at inner rack top and the upset guide arm of locating the outer rack top, fixture includes the hinge dress left side on the roll-over stand, right side holder, a left side, be equipped with the left side that inwards extends out powder cooling station on the right side holder respectively, right side arm lock, a left side, be equipped with the control left side between the right side holder, right side arm lock presss from both sides tightly when promoting the dress of turning, the switching of releasing when the return and depositing the powder net bowl presss from both sides the mechanism.)

1. Automatic boil powder machine, including boiling powder pot (1), its characterized in that boil and be equipped with in powder pot (1) and deposit powder net bowl rotary positioning device (2) and deposit powder net bowl centre gripping lifting and turning device (3), wherein:

the powder storage net bowl rotary positioning device (2) comprises a rotary disc driven by a rotating shaft (4), the rotating shaft (4) is installed in a positioned mode through a bearing mechanism arranged at the bottom of a powder boiling pot (1), the rotating shaft (4) upwards penetrates through the bottom of the pot and extends into the powder boiling pot (1), the rotating shaft (4) is downwards connected with an indexing rotating mechanism (7), a water-proof cylinder (8) sleeved with the rotating shaft (4) is arranged at the bottom of the powder boiling pot (1), and a waterproof cover (9) covering the water-proof cylinder (8) is installed at the top of the rotating shaft (4); the turntable is provided with trays (5) which are uniformly distributed on the circumference and provided with bowl supporting openings (5-1), the edges of the trays (5) are provided with avoidance openings (5-2) communicated with the corresponding bowl supporting openings (5-1), the trays (5) are sleeved on a water-resisting cylinder (8) and are connected with a waterproof cover (9), and the cylinder opening of the water-resisting cylinder (8) is higher than the bowl opening of a powder storage net bowl (21) placed in each bowl supporting opening (5-1);

the powder storage net bowl clamping, lifting and overturning device (3) comprises a lifting mechanism arranged at a powder outlet cooling station, and a clamping mechanism and an overturning mechanism which are arranged based on the lifting mechanism, wherein the lifting mechanism comprises an inner rack (10) and an outer rack (11) which are vertically arranged along the radial direction, a lifting gear (12) driven by a lifting transmission mechanism is meshed between the inner rack (10) and the outer rack (11), and the inner rack (10) and the outer rack (11) are respectively arranged on an inner rack sliding column and an outer rack sliding column in a sliding manner; the turnover mechanism comprises a turnover frame (13) hinged to the top of the inner rack (10), a turnover pressing roller (14) is arranged at the outer end of the turnover frame (13), an extension spring (15) which returns the frame body downwards to a horizontal position is arranged at the inner end of the turnover frame (13), and a turnover guide rod (16) which is arranged at the top of the outer rack (11) and is suspended above the turnover pressing roller (14) inwards and upwards; the clamping mechanism comprises a left clamping seat (17) and a right clamping seat (18) which are hinged on the roll-over stand (13), the inner ends of the left clamping seat (17) and the right clamping seat (18) are respectively provided with a left clamping arm (19) and a right clamping arm (20) which extend inwards to a powder cooling station, and a switching clamping mechanism which is used for controlling the left clamping arm (19) and the right clamping arm (20) to clamp and store a powder mesh bowl (21) when the roll-over stand is lifted and turned over and releasing the powder mesh bowl (21) when the roll-over stand is returned is arranged between the left clamping seat (17) and the right clamping seat (18).

2. The automatic vermicelli cooking machine according to claim 1, wherein: the opening and closing clamp mechanism comprises a left semicircular tooth and a right semicircular tooth which are arranged between hinge mounting positions of a left clamping seat (17) and a right clamping seat (18) and are meshed with each other, a closing clamp spring (22) is arranged between the left clamping seat (17) and the right clamping seat (18) outside the hinge mounting positions in a pressing mode, a side pressing opening clamp roller (23) is arranged at the outer end of the left clamping seat (17) or the right clamping seat (18), and a stop lever which acts on the right side or the left side pressing opening clamp roller (23) leftwards or rightwards is arranged at a position corresponding to the downward return position of the turnover frame (13).

3. The automatic vermicelli cooking machine according to claim 1, wherein: the lifting transmission mechanism comprises a bevel gear transmission pair arranged on the left side or the right side of the lifting gear (12), a driven bevel gear of the bevel gear transmission pair is coaxial with the lifting gear (12), a driving bevel gear of the bevel gear transmission pair is installed on a transmission shaft (24), and the transmission shaft (24) is connected with an output shaft of a speed reducer (26) driven by a lifting motor (25) through a coupler.

4. The automatic rice noodle boiling machine according to any one of claims 1-3, wherein: the bearing mechanism comprises a seat frame plate (27) and a bearing seat (6) internally provided with a bearing assembly, the seat frame plate (27) and the bearing seat (6) are oppositely arranged inside and outside the pot bottom and are fixedly arranged on the pot bottom through a bolt and nut assembly, a sealing gasket is arranged between the seat frame plate (27) and the pot bottom, and through holes for the rotating shaft (4) to extend into the pot are formed in the seat frame plate (27) and the pot bottom.

5. The automatic rice noodle boiling machine according to any one of claims 1-3, wherein: the powder boiling pot (1) is arranged on the bottom frame (30) through a support frame (29), universal idler wheels (31) are arranged at four corners of the bottom frame (30), and the indexing rotating mechanism (7) is arranged between the bottom of the powder boiling pot (1) and the bottom frame (30) through a support.

Technical Field

The invention relates to a food processing mechanical device, in particular to an automatic flour boiling machine.

Background

The utility model discloses an application of patent of "integral type is pressed powder and is boiled powder machine" of authorizing bulletin number CN207854970U, can get into the saucepan with fresh rice stirring shaping after squeezing, need not to add any additive and just can obtain a cooked rice flour rapidly, its technical scheme, the powder machine motor of pressing is connected with the base, the powder machine motor of pressing is connected with the powder machine of pressing through belt and band pulley, the cylinder is dialled powder device motor and is connected with the base, the gas steaming furnace is connected with the base, the delivery port is connected with the meal outlet, the cylinder is dialled powder device and is dialled powder device motor with the cylinder and be connected, the powder cutter mount is connected with the base, the powder cutter is dialled the powder device rack through the cylinder and is connected with the powder cutter mount, the meal outlet is connected with the powder machine of pressing, the spiral puddler is connected with the feed bin, the auger motor is connected with the feed bin, the powder machine of pressing is connected with the base.

With the development of the rice noodle making process, a raw rice noodle press which is directly formed by stirring rice is replaced by a self-cooked noodle press, the raw rice noodle press is fed into the self-cooked noodle press to be a starch slurry, the starch slurry is gradually cooked in the extruding and pressing process of the self-cooked noodle press, the rice noodle extruded by an extrusion die head reaches 95% of cooked degree, and the extruded rice noodle can be eaten only after being further cooked to 100% of cooked degree.

The further powder cooking can adopt a cooking pan of an integrated powder squeezing and cooking machine, rice flour is cooked and then pushed to the edge of a pan body by a roller powder stirring device, and the rice flour can be directly eaten after being manually fished up and mixed.

Disclosure of Invention

Aiming at the defect that the powder needs to be fished manually in the prior art, the invention aims to solve the technical problem of providing an automatic powder boiling machine for replacing manual powder fishing.

Can solve above-mentioned technical problem's automatic powder machine of boiling, its technical scheme is including boiling the powder pot, the different is it is equipped with in the powder pot and deposits powder net bowl rotary positioning device and deposit powder net bowl centre gripping lifting turnover device, wherein:

1. the powder storage net bowl rotating and positioning device comprises a rotating disc driven by a rotating shaft, the rotating shaft is positioned and installed through a bearing mechanism arranged at the bottom of a powder boiling pot, the rotating shaft upwards penetrates through the bottom of the powder boiling pot and extends into the powder boiling pot, the rotating shaft is downwards connected with an indexing rotating mechanism, a water-proof cylinder sleeved with the rotating shaft is arranged at the bottom of the powder boiling pot, and a waterproof cover covering the water-proof cylinder is arranged at the top of the rotating shaft; the turntable is provided with a tray with bowl supporting openings in a circumferential uniform distribution manner, the edge of the tray is provided with an avoiding opening communicated with the corresponding bowl supporting openings, the tray is sleeved on the water-resisting cylinder and is connected with the waterproof cover, and the opening of the water-resisting cylinder is higher than the bowl opening of each bowl supporting opening for holding the powder mesh bowl.

2. The powder storage net bowl clamping, lifting and overturning device comprises a lifting mechanism arranged at a powder discharging and bowl loading station, and a clamping mechanism and an overturning mechanism arranged based on the lifting mechanism.

The lifting mechanism comprises an inner rack and an outer rack which are vertically arranged along the radial direction, a lifting gear driven by a lifting transmission mechanism is meshed between the inner rack and the outer rack, and the inner rack and the outer rack are respectively arranged on an inner rack sliding column and an outer rack sliding column in a sliding mode.

The turnover mechanism comprises a turnover frame hinged to the top of the inner rack, a turnover pressing roller is arranged at the outer end of the turnover frame, an extension spring which returns the frame body downwards to a horizontal position is arranged at the inner end of the turnover frame, and a turnover guide rod which is arranged at the top of the outer rack and is suspended above the turnover pressing roller towards the inner upper side.

The clamping mechanism comprises a left clamping seat and a right clamping seat which are hinged on the turnover frame, the inner ends of the left clamping seat and the right clamping seat are respectively provided with a left clamping arm and a right clamping arm which extend inwards to a powder bowl discharging station, and a switching clamping mechanism which controls the left clamping arm and the right clamping arm to clamp the powder storage net bowl when the left clamping seat and the right clamping seat are lifted and turned over and release the powder storage net bowl when the left clamping seat and the right clamping seat are returned is arranged between the left clamping seat and the right clamping seat.

Furthermore, a structural scheme of the opening and closing clamp mechanism comprises a left semicircular tooth and a right semicircular tooth which are arranged between hinge mounting positions of the left clamping seat and the right clamping seat and are mutually meshed, a closing clamp spring is pressed between the left clamping seat and the right clamping seat outside the hinge mounting and meshing positions, a side pressing opening clamp roller is arranged at the outer end of the left clamping seat or the right clamping seat, and a stop lever which acts on the right side or the left side pressing opening clamp roller leftwards or rightwards is arranged at a position corresponding to the downward return position of the roll-over stand.

Further, a structural scheme of the lifting transmission mechanism comprises a bevel gear transmission pair arranged on the left side or the right side of the lifting gear, a driven bevel gear of the bevel gear transmission pair is coaxial with the lifting gear, a driving bevel gear of the bevel gear transmission pair is installed on a transmission shaft, and the transmission shaft is connected with an output shaft of a speed reducer driven by the lifting motor through a coupler.

Further, a structural scheme of the bearing mechanism comprises a seat frame plate and a bearing seat internally provided with a bearing assembly, wherein the seat frame plate and the bearing seat are oppositely arranged inside and outside the pot bottom and are fixedly arranged on the pot bottom through a bolt and nut assembly, a sealing gasket is arranged between the seat frame plate and the pot bottom, and the seat frame plate and the pot bottom are respectively provided with a through hole for the rotating shaft to extend into the pot.

According to the conventional method, the powder boiling pot is arranged on the bottom frame through a support frame, universal idler wheels are arranged at four corners of the bottom frame, and the indexing rotating mechanism is arranged between the bottom of the powder boiling pot and the bottom frame through a support.

The invention has the beneficial effects that:

the automatic rice noodle cooker can be matched with a self-cooked rice noodle press for use, quantitative rice noodles extruded by the self-cooked rice noodle press are alternately contained by a plurality of rice noodle storage net bowls soaked in boiling water, an indexing rotating mechanism drives a tray to rotate intermittently to convey the rice noodle storage net bowls to a rice noodle discharging cooling station step by step, and a clamping, lifting and overturning device lifts and overturns the cooked quantitative rice noodles in the rice noodle storage net bowls at the rice noodle discharging cooling station and pours the rice noodle storage net bowls into a cooler which is arranged outside a rice noodle cooker and corresponds to the rice noodle discharging cooling station.

2. In the continuous operation process of the invention, the processes of powder receiving, powder boiling, powder discharging and cooling can be continuously completed, the automation degree is high, and manual intervention is not needed at all.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a rotation positioning device for a powder storage net bowl in the embodiment of fig. 1.

Fig. 3 is a top view of the tray of fig. 2.

Fig. 4 is a schematic structural view of the device for clamping, lifting and turning the powder storage net bowl in the embodiment of fig. 1.

Fig. 5 is a schematic structural diagram of the clamping mechanism in fig. 4.

Fig. 6 is an assembly view of the clamping mechanism, the lifting mechanism and the turnover mechanism of fig. 4.

Fig. 7 is an operation schematic diagram of the powder storage net bowl clamping, lifting and overturning device in fig. 4, and is shown in a lifting and overturning state.

Fig. 8 is an operation schematic diagram of the powder storage net bowl clamping, lifting and overturning device in fig. 4, and is shown in a powder pouring state.

And (3) identifying the figure number: 1. cooking the powder; 2. a powder storage net bowl rotary positioning device; 3. the powder storage net bowl is clamped with the lifting turnover device; 4. a rotating shaft; 5. a tray; 5-1, supporting a bowl opening; 5-2, avoiding the opening; 6. a bearing seat; 7. an indexing rotation mechanism; 8. a water-resisting cylinder; 9. a waterproof cover; 10. an inner rack; 11. an outer rack; 12. a lifting gear; 13. a roll-over stand; 14. turning over the pressing roller; 15. an extension spring; 16. turning over the guide rod; 17. a left clamping seat; 18. a right clamping seat; 19. a left clamp arm; 20. a right clamp arm; 21. storing the powder net bowl; 21-1, a clamping position; 22. a closing clip spring; 23. laterally pressing the clamping roller; 24. a drive shaft; 25. a lifting motor; 26. a speed reducer; 27. a seat frame plate; 28. a frame; 29. a support frame; 30. a chassis; 31. and a universal roller.

Detailed Description

The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.

The automatic powder boiling machine comprises a powder boiling pot 1, wherein a powder storage net bowl rotating and positioning device 2 is arranged in the powder boiling pot 1, a powder storage net bowl clamping, lifting and overturning device 3 is arranged in the powder boiling pot 1 corresponding to a powder outlet cooling station A of the powder storage net bowl rotating and positioning device 2, the powder boiling pot 1 is arranged on an underframe 30 through a support frame 29, and universal idler wheels 31 are arranged at four corners of the bottom of the underframe 30, as shown in figure 1.

The powder storage net bowl rotary positioning device 2 comprises a rotating shaft 4 driven by an indexing rotating mechanism 7 and a tray 5 driven by the rotating shaft 4, the center of the tray body of the tray 5 is provided with a central hole, 5 bowl supporting openings 5-1 are uniformly distributed on the periphery of the tray body on the periphery of the central hole, each bowl supporting opening 5-1 is communicated with the edge of the tray 5 through a radial avoiding opening 5-2, the indexing rotating mechanism 7 is arranged between the bottom of the powder cooking pot 1 and an underframe 30 through a support, the rotating shaft 4 is arranged at the bottom of the powder cooking pot 1 through a bearing mechanism, the bearing mechanism comprises a bearing seat 6 and a seat frame plate 27, the bearing seat 6 is provided with a bearing assembly, the bearing seat 6 is arranged at the bottom of the powder cooking pot 1, the seat frame plate 27 is opposite to the bearing seat 6 and is arranged at the top of the bottom of the powder cooking pot 1, and a bolt and nut assembly uniformly distributed on the top of the bearing seat frame 6 and the seat frame plate 27 are fixedly arranged on the bottom of the powder cooking pot 1 through a bolt and nut assembly uniformly distributed on the circumference, a sealing gasket is arranged between the seat frame plate 27 and the top of the bottom of the powder cooking pot 1, and coaxial through holes are formed in the seat frame plate 27 and the bottom of the pot; the rotating shaft 4 is installed in the bearing seat 6 through a bearing assembly, the rotating shaft 4 upwards penetrates through a through hole of the seat frame plate 27 and the pan bottom and extends into the pan body of the powder boiling pan 1, the rotating shaft 4 is downwards connected with the indexing rotating mechanism 7, a water-stop cylinder 8 sleeved on the rotating shaft 4 is coaxially installed on the seat frame plate 27, a waterproof cover 9 is coaxially installed on the top of the rotating shaft 4 in the pan body of the powder boiling pan 1 through screws, the waterproof cover 9 covers the water-stop cylinder 8 downwards, and the tray 5 is coaxially sleeved on the water-stop cylinder 8 through a center hole and connected to the bottom of a cover body of the waterproof cover 9, as shown in fig. 1, 2 and 3.

In the structure, the powder storage net bowls 21 are placed on the bowl supporting openings 5-1 of the tray 5, the bowl openings of the powder storage net bowls 9 are all located at the same horizontal height, the clamping positions 21-1 at the bottoms of the powder storage net bowls 21 are located at the same horizontal height and are lower than the tray 5, the opening of the water-proof cylinder 8 is higher than the bowl opening of each powder storage net bowl 9, and the water surface of boiling water in the powder boiling pot 1 is arranged between the bowl opening (also can be slightly lower than the bowl opening) of the powder storage net bowl 21 and the opening of the water-proof cylinder 8; the water-resisting cylinder 8 prevents boiling water from overflowing into the cylinder body, the sealing washer prevents the boiling water from entering through bolt holes, so that the bearing assembly in the bearing seat 6 is prevented from being soaked by the boiling water and is always in a dry working state, the indexing and rotating mechanism 7 drives the powder storage net bowls 21 on the tray 5 to rotate clockwise in the boiling water, at the intermittent stop position of the tray 5, a position of a bowl port 5-1 where the powder storage net bowl 21 is placed can be selected at will to be set as a powder outlet cooling station A, and along the clockwise rotation direction of the tray 5, a position of the bowl port 5-1 adjacent to the powder outlet cooling station A is set as a powder receiving and boiling station B aligned with a powder outlet probe of the self-cooked press, as shown in figures 2 and 3.

The powder storage mesh bowl clamping, lifting and overturning device 3 is arranged corresponding to the powder outlet cooling station A and comprises a lifting mechanism arranged on the frame 28, and a clamping mechanism and an overturning mechanism arranged based on the lifting mechanism.

The lifting mechanism comprises an inner rack 10 and an outer rack 11 which are vertically arranged along the radial direction of the powder discharging and bowl loading station A, the inner rack 10 is slidably mounted on an inner rack sliding column, the outer rack 11 is slidably mounted on an outer rack sliding column, the inner rack sliding column and the outer rack sliding column are fixedly mounted on a rack 28, and a lifting gear 12 driven by a lifting transmission mechanism is meshed between the upper part of the inner rack 10 and the lower part of the outer rack sliding column 11; the lifting transmission mechanism is arranged on the right side of the lifting gear 12 and comprises a bevel gear transmission pair (lower position) arranged on a frame 28 and a speed reducer 26 (upper position) driven by a lifting motor 25, a driven bevel gear of the bevel gear transmission pair is coaxially arranged with the lifting gear 12, and a driving bevel gear of the bevel gear transmission pair is connected with a coupler on an output shaft of the speed reducer 26 through a vertical transmission shaft 24, as shown in fig. 4.

The turnover mechanism comprises a turnover frame 13 and a turnover guide rod 16, the turnover frame 13 is hinged to the top of the inner rack 10, a turnover pressing roller 14 capable of rotating on a vertical surface is arranged at the outer end of the turnover frame 13, an extension spring 15 is arranged between the bottom of the inner end of the turnover frame 13 and the lower rack 28, and the extension spring 15 returns the turnover frame 13 downwards to be in a horizontal position; the turning guide rod 16 is arranged on the top of the outer rack 11 and is suspended above the turning pressing roller 14 inwards and upwards, as shown in fig. 4.

The clamping mechanism comprises a left clamping seat 17 and a right clamping seat 18 which are hinged on the roll-over stand 13 and are symmetrical to the radial direction, the left clamping seat 17 and the right clamping seat 18 at the hinged parts are connected through a left semicircular gear and a right semicircular gear which are meshed to realize synchronous opposite or back-to-back swing, a left clamping arm 19 and a right clamping arm 20 which extend inwards and are symmetrical to the radial direction are arranged at the inner ends of the left clamping seat 17 and the right clamping seat 18, and semicircular chucks opposite to the inner ends of the left clamping arm 19 and the right clamping arm 20 can form a bag clamp for a clamping position 21-1 at the bottom of the powder storage net bowl 21; a closed clamp spring 22 is pressed between the left and right clamp seats 17 and 18 at the outer side of the hinged meshing part, and under the action of the closed clamp spring 22, a left clamp head and a right clamp head at the inner ends of the left and right clamp arms 19 and 20 can clamp a clamping position 21-1 at the bottom of the powder storage net bowl 21; the rear end of the right clamping seat 18 is provided with a side pressure opening roller 23 which can rotate on a horizontal plane, the right side of the side pressure opening roller 23 is provided with a vertical stop lever which is arranged on a rack 28, in a return position (horizontal position) of the turnover frame 13, the stop lever acts on the side pressure opening roller 23 to push the outer end of the right clamping seat 18 to the left side, namely, the inner end chuck of the right clamping arm 20 is driven to swing to the right, the left clamping seat 17 is linked to drive the inner end chuck of the left clamping arm 19 to swing to the left, and the left and right chucks of the left and right clamping arms 19 and 20 are opened to release a bag clamp of a clamping position 21-1 at the bottom of the powder storage screen bowl 21, as shown in fig. 4 and 5.

The method comprises the following steps:

1. the tray 5 rotates clockwise the powder storage mesh bowl 21 filled with cooked rice flour at the powder receiving and boiling station B to the powder discharging and cooling station A in four steps, at the powder discharging and cooling station A, the clamping position 21-1 at the bottom of the powder storage mesh bowl 21 is positioned above the clamping heads of the inner open clamps of the left clamping arm 19 and the right clamping arm 20, and the cooked rice flour in the powder storage mesh bowl 21 is boiled by boiling water in the process of transferring from the powder receiving and boiling station B to the powder discharging and cooling station A, as shown in figure 4.

2. When the lifting motor 25 is started, power is transmitted to the lifting gear 12 through the speed reducer 26, the transmission shaft 24 and the bevel gear transmission pair, the lifting gear 12 rotates clockwise to drive the inner rack 10 to ascend and synchronously drive the outer rack 11 to descend, when the inner rack 10 ascends to drive the chucks of the left clamping arm 19 and the right clamping arm 20 to reach the position of the clamping position 21-1 at the bottom of the powder storage net bowl 21, the side pressure opens the clamping roller 23 to separate from the stop lever, and the chuck of the left clamping arm 19 and the right clamping arm 20 is clamped on the clamping position 21-1 of the powder storage net bowl 21 by the acting force of the clamping closing spring 22, as shown in fig. 6.

3. The inner rack 10 drives the left and right clamp arms 19, 20 to continuously rise (the outer rack 11 drives the turning guide rod 16 to descend), and the arm bodies of the left and right clamp arms 19, 20 pass through the avoidance opening 5-2 of the bowl support opening 5-1 corresponding to the powder storage net bowl 21 to lift the powder storage net bowl 21 to leave the tray 5, as shown in fig. 6.

4. The inner rack 10 continues to lift the powder storage net bowl 21 until the overturning and pressing roller 14 on the overturning frame 13 touches the outer lower end of the overturning guide rod 16, and the overturning frame 13 drives the powder storage net bowl 21 to start to overturn outwards, as shown in fig. 7.

5. Along with the dislocation amount of the inner rack 10 and the outer rack 11 is larger and larger, the turnover pressing roller 14 rolls along the inward upper end of the bottom of the turnover guide rod 16, the turnover frame 13 drives the powder storage net bowl 21 to turn outwards, the angle of the turnover net bowl 21 is larger and larger until the powder storage net bowl 21 is turned outwards to a vertical powder pouring position (higher than the powder cooking pot 1), and in the powder pouring position, rice flour in the powder storage net bowl 21 falls through a sliding hopper at a powder inlet of a cooler (installed on a support frame 29) arranged outside the powder cooking pot 1, as shown in fig. 7 and 8.

6. The lifting height of the inner rack 10 is monitored through a travel switch I arranged on the rack 28, and when the powder storage net bowl 21 is turned outwards to a vertical position, the travel switch I stops the lifting motor 25.

7. The lifting motor 25 is started to rotate reversely, the lifting gear 12 rotates anticlockwise to drive the inner rack 10 to descend and synchronously drive the outer rack 11 to ascend, the powder storage net bowl 21 overturns inwards and descends to return to a horizontal position under the action of the extension spring 15, the inner rack 10 continues to descend, arm bodies of the left clamping arm 19 and the right clamping arm 20 penetrate through an avoidance opening 5-2 of the bowl supporting opening 5-1 to descend to the lower side of the tray 5 to place the powder storage net bowl 21 on the bowl supporting opening 5-1 of the tray 5, and the side pressure open clamping roller 23 and the stop lever interact at the moment to enable clamping heads of the left clamping arm 19 and the right clamping arm 20 to release clamping on the clamping position 21-1 at the bottom of the powder storage net bowl 21.

8. The left and right clamping arms 19 and 20 continue to descend along with the inner rack 10, when the left and right chucks of the left and right clamping arms 19 and 20 leave the clamping position 21-1 at the bottom of the powder storage net bowl 21, the travel switch II (monitoring the descending height of the inner rack 1) arranged on the rack 28 turns off the lifting motor 25, the indexing rotation mechanism 7 drives the tray 5 to rotate clockwise by 72 degrees (360 degrees/5) to drive the next powder storage net bowl 21 (containing cooked rice flour) to enter the powder discharging cooling station A, and the emptied powder storage net bowl 21 rotates to the powder receiving and boiling station B.

9. Repeating the steps 2-8 of the scheme and performing the circulating operation.