CN214071584U - Cotton candy production line - Google Patents

Abstract

The utility model discloses a cotton candy production line, which belongs to the technical field of cotton candy production. The device comprises a batching device, a forming device, an aging device and a packaging device, wherein the batching device comprises a pigment adding structure, a sugar boiling pot, a cooling pot, a heat preservation storage tank and an inflating structure; the forming device comprises a forming conveyer belt, a front powder scattering structure, a forming structure, a rear powder scattering structure and a cutting structure, wherein a plurality of mixing pipes are arranged on a pipeline output by the inflating structure; the mixing pipe is connected with the forming structure and is connected with the pigment adding structure, and a discharge chute is arranged at the rear end of the forming conveyer belt; the discharging groove is obliquely downwards arranged from front to back, the bottom of the discharging groove is provided with a through hole for the powdered sugar to pass through, and a receiving hopper is arranged right below the discharging groove; the bottom of the receiving hopper is provided with a spiral feeding structure along the left and right directions, and the discharge end of the spiral feeding structure is connected with the rear dusting structure through a lifting feeding structure; the aging device comprises a front aging structure, a rotary screen and a rear aging structure, wherein the aging structures are formed by multiple layers of aging conveying belts which are arranged side by side from top to bottom.

Description

Cotton candy production line

Technical Field

The utility model belongs to the technical field of the cotton candy production, in particular to cotton candy production line.

Background

The cotton candy has various tastes, such as strawberry, sweet orange, grape, banana, pineapple, mint, blueberry and the like, is soft, sticky and glutinous, has colloid property and elasticity, can be made into colorful and beautiful. When being eaten, the product has loose mouthfeel and does not stick to teeth, thereby being deeply welcomed by people, especially children.

For example, patent No. CN201410170877.5 discloses a process for producing cotton candy, which comprises the following steps,

firstly, cooking materials:

1) preparing the epidermis:

(1) pouring water into a boiling pot, pouring white granulated sugar and syrup into the pot again, and boiling until the sugar degree is 86%;

(2) then pouring sorbitol and syrup into a pot, cooling to below 95 ℃, adding sodium caseinate and glucose powder, stirring uniformly, and putting into a cooling pot;

2) and preparing the jam:

(1) putting pectin and citric acid in the same container, and stirring;

(2) pouring water into a pot, pouring pectin and citric acid into the pot, heating and dissolving, and adding white granulated sugar and syrup;

(3) decocting to sugar degree of 84%, and adding into cooling pan;

secondly, cooling:

1) cooling the epidermis raw material to 80 ℃, adding gelatin, essence and pigment, stirring and cooling;

2) cooling the jam to 80 ℃, adding citric acid, essence and pigment, stirring and cooling;

3) cooling to 60 ℃ on the surface and 65 ℃ on the jam, and then pumping into a heat preservation cylinder for heat preservation production;

4) dissolving with water and gelatin;

thirdly, pouring:

1) detecting the flow rates of a raw material pump and a jam pump;

2) the belt opening frequency converter displays the frequency of 20.20 HZ;

3) opening a main machine, a casting machine and an extruder, and inflating and molding;

4) measuring the density of the discharged material after starting up, and keeping the density between 0.26 and 0.28 g per cubic centimeter;

5) host parameters are adjusted to maintain density;

6) adjusting the size and thickness of the product;

7) adjusting the weight of the product to be within +/-0.1 g of each particle;

fourthly, powder scattering:

including preceding dusting and back dusting, preceding dusting: opening a powder spreader and adding powder; and (3) post-dusting: pulverizing machine, pulverizing and feeding machine, pulverizing and extracting machine, and adding powder; firstly, the powder feeding machine, then the powder extracting machine and then the powder scattering machine are started; the powder on the conveyer belt is even and flat, and the thickness is 0.9-1.1 mm; the powder on the surface of the product is also kept flat and uniform, and the thickness of the powder is based on the fact that the powder completely covers the product; the powder adopts dry corn starch;

fifthly, defective products are removed;

sixthly, aging and screening powder:

1) pulling the product aged into a sugar screening chamber;

2) pouring the sugar into a powder sieving machine for sieving, and pouring the powder in the white pan;

3) receiving the screened products, and stacking a floor plate;

and seventhly, packaging.

The existing cotton candy production line comprises a batching device, a forming device, an aging device, a packaging device and the like which are sequentially arranged from front to back, wherein the batching device comprises a pigment adding structure, a sugar boiling pot, a heat preservation storage tank, an inflation structure and the like which are sequentially connected through pipelines, and the sandwich cotton candy with different colors and tastes is prepared by adding pigments into the heat preservation storage tank. The forming device comprises a forming conveyer belt arranged in the front-back direction, a front powder spreading structure at the front end of the forming conveyer belt, a forming structure above the front part of the forming conveyer belt, a rear powder spreading structure above the rear part of the forming conveyer belt, a cutting structure behind the rear powder spreading structure and the like. The molding structure is connected with the inflatable structure through a pipeline. The ageing device is usually a long conveyor belt (up to 150 m) which can be implemented back and forth in a production shop. The end of the aging device is provided with a vibrating screen or a rotary screen to screen the powdered sugar in the cotton candy. The applicant has found the following problems in the production of cotton candy using the aforementioned production line;

(1) a large number of heat-preservation storage tanks and long aging conveying belts are needed, and the occupied space is large;

(2) sugar powder screening difficulty is high after cotton candy is completely aged.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the embodiment of the utility model provides a cotton candy production line, have take up an area of less, powdered sugar is retrieved and is recycled advantages such as heat preservation storage tank easier and need still less. The technical scheme is as follows:

the embodiment of the utility model provides a cotton candy production line, which comprises a batching device, a forming device, an aging device and a packaging device which are sequentially arranged from front to back, wherein the batching device comprises a pigment adding structure and a sugar boiling pot, a cooling pot, a heat preservation storage tank and an inflating structure which are sequentially connected through pipelines; the forming device comprises a forming conveyer belt 1 arranged in the front-back direction, a front powder scattering structure at the front end of the forming conveyer belt 1, a forming structure above the front part of the forming conveyer belt 1, a rear powder scattering structure 2 above the rear part of the forming conveyer belt 1 and a cutting structure 3 behind the rear powder scattering structure 2 and behind the forming conveyer belt 1; a plurality of mixing pipes 4 are arranged on the pipeline output by the inflatable structure; the mixing pipe 4 is arranged along the vertical direction, a screw shaft 5 is arranged in the mixing pipe along the vertical direction, a control valve 6 is arranged at the lower end of the mixing pipe, the top end of the mixing pipe is bent backwards and is connected with the forming structure through a pipeline, and the lower part of the mixing pipe is connected with the pigment adding structure through a thin pipe 7; the spiral shaft 5 and the mixing pipe 4 are coaxially arranged, the upper end of the spiral shaft is fixed on a bending part at the top end of the mixing pipe 4, and spiral blades 8 are arranged on the upper end of the spiral shaft; a heating jacket 9 is sleeved outside the mixing pipe 4; a discharge chute 10 is arranged at the rear end of the forming conveyor belt 1; the discharging groove 10 is obliquely downwards arranged from front to back, the bottom of the discharging groove is provided with a through hole for the powdered sugar to pass through, and a receiving hopper 11 is arranged right below the discharging groove; the bottom of the receiving hopper 11 is provided with a spiral feeding structure 12 along the left-right direction, and the discharge end of the spiral feeding structure 12 is connected with the rear dusting structure 2 through a lifting feeding structure 13; the aging device comprises a front aging structure 14, a drum screen 15 and a rear aging structure 16, and the discharge chute 10, the front aging structure 14, the drum screen 15, the rear aging structure 16 and the packaging device are sequentially connected from front to back through a conveying belt 17; the front aging structure 14 and the rear aging structure 16 are composed of a plurality of layers of aging conveyor belts 18 which are arranged side by side up and down, wherein the front end of the top aging conveyor belt 18 feeds materials, the rear end of the bottom aging conveyor belt 18 discharges materials, and the plurality of layers of aging conveyor belts 18 transport downwards layer by layer.

Wherein, the number of the mixing pipes 4 in the embodiment of the utility model is 3-6, and the length is 0.6-1.5 m.

Further, the left side or/and the right side of the discharging chute 10 in the embodiment of the present invention are/is provided with a vibration motor, and the through hole is a round hole with a 3-7mm aperture.

Wherein, the trommel screen 15 in the embodiment of the utility model is arranged from front to back in an inclined downward manner, a material receiving groove 19 is arranged right below the trommel screen, and the size of the screen hole is 2.5-5.0 mm.

Wherein, the embodiment of the utility model provides an in preceding ageing structure 14 and back ageing structure 16 all include the ageing conveyer belt 18 of odd number layer in frame and the frame, ageing conveyer belt 18 is to setting up around along, and both ends are crisscross form around adjacent two-layer ageing conveyer belt 18, and the conveying direction of the ageing conveyer belt 18 of adjacent layer is opposite and between be equipped with and be used for leading the guide fill 20 of cotton candy to adjacent lower floor.

Wherein, the discharge chute 10 in the embodiment of the present invention is connected with the front end of the aging conveyor 18 at the top layer of the front aging structure 14 through the obliquely upward backward conveyor 17, the rear end of the aging conveyor 18 at the bottom layer of the front aging structure 14 is connected with the feed end of the drum screen 15 through the obliquely upward backward conveyor 17, the discharge end of the drum screen 15 is connected with the front end of the aging conveyor 18 at the top layer of the rear aging structure 16 through the obliquely upward conveyor 17, and the rear end of the aging conveyor 18 at the bottom layer of the rear aging structure 16 is connected with the packaging device through the conveyor 17; the rear ends of the aging conveyor belts 18 of the odd number layers are positioned in front of the rear ends of the aging conveyor belts 18 of the adjacent lower layers and are provided with material guide hoppers 20, and the front ends of the aging conveyor belts 18 of the even number layers are positioned behind the front ends of the aging conveyor belts 18 of the adjacent upper layers and are provided with the material guide hoppers 20.

Preferably, the aging conveyor belt 18 in the embodiment of the present invention has wrinkled edges on the left and right sides, and support rollers on the lower side; the edge of the corrugation is arranged in a front-to-back direction and is perpendicular to the aging conveyor 18.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the embodiment of the utility model provides a cotton candy production line has adopted special construction's compounding pipe to add the pigment, has reduced the quantity of heat preservation storage tank, has reduced the production and has taken up an area of. And a multilayer aging structure is adopted, so that the occupied area is also reduced. Most of powdered sugar is separated after the forming through the discharging groove (only a small amount of powdered sugar is adsorbed on the surface of the candy at the moment), the separation difficulty is low, and the separated powdered sugar is sent to a post-dusting structure (the powdered sugar has large using amount and is basically matched with the powdered sugar recovered at the discharging groove) for recycling; the two aging devices are respectively arranged, and powdered sugar is separated by the drum screen, so that the powdered sugar is more easily separated, the treatment amount is very small, and the aging device is more convenient to use. Through production practice, the quality of the cotton candy produced by the production line is consistent with that of the cotton candy produced by the conventional technology.

Drawings

Fig. 1 is a schematic structural diagram of a mixing pipe provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a forming device and a discharge chute combination provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an aging apparatus provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a front aging structure provided by an embodiment of the present invention.

In the figure: the device comprises a forming conveying belt 1, a rear powder scattering structure 2, a cutting structure 3, a mixing pipe 4, a spiral shaft 5, a control valve 6, a thin pipe 7, a spiral blade 8, a heating jacket 9, a discharge chute 10, a receiving hopper 11, a spiral feeding structure 12, a lifting feeding structure 13, a front aging structure 14, a rotary screen 15, a rear aging structure 16, a conveying belt 17, an aging conveying belt 18, a receiving hopper 19 and a guide hopper 20.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-4, the embodiment of the present invention provides a cotton candy production line, which includes a batching device, a forming device, an aging device, a packaging device, etc. sequentially arranged from front to back, wherein the batching device includes a pigment adding structure (for automatically adding pigment) and sugar boiling pans (for boiling granulated sugar and ingredients, which may be plural) sequentially connected through pipelines, a cooling pan (for cooling to a suitable temperature), a heat preservation storage tank (for storing syrup and ingredients, which may be plural (for storing syrup of the same taste or different tastes)) and an inflation structure (for inflating), etc.; forming device is including along the shaping conveyer belt 1 of front and back to setting up, the preceding dusting structure (being used for spilling the one deck powdered sugar on shaping conveyer belt 1) of 1 front ends of shaping conveyer belt, the shaping structure of 1 front portion top of shaping conveyer belt (including controlling a plurality of heads of extruding that set up side by side, be used for extruding the sugar strip), the back dusting structure 2 (being used for spilling one deck powdered sugar and covering the sugar strip) and the cutting structure 3 (being used for cutting off the sugar strip, specifically the cutter that specifically is ability up-and-down motion) of 1 rear portion of shaping conveyer belt and being located back dusting structure 2 rear. The structure is basically the same as that of the existing production line, and the difference is that:

the pipeline (arranged along the front-back direction and basically positioned on the ground) for outputting the inflatable structure in the embodiment is provided with a plurality of mixing pipes 4 for adding a plurality of pigments (the use of the heat preservation storage tank can be reduced). The mixing pipe 4 is arranged along the vertical direction, a screw shaft 5 is arranged along the vertical direction in the mixing pipe, a control valve 6 is arranged at the lower end of the mixing pipe, the top end of the mixing pipe is bent backwards (to be horizontal) and is connected with a forming structure through a pipeline, and the lower part of the mixing pipe is connected with a pigment adding structure through a thin pipe 7 (which is thinner and has a diameter of 3-6mm generally). The screw shaft 5 is arranged coaxially with the mixing pipe 4, the upper end (the lower end of the screw shaft to the lower part of the mixing pipe 4) of the screw shaft is fixed on a bending part (inner wall) at the top end of the mixing pipe 4, and the screw blade 8 is arranged on the screw shaft (from bottom to top, the syrup and the pigment are uniformly mixed in the spiral flowing process, and the size, the height, the pitch and the like of the syrup and the pigment are arranged according to requirements). The heating jacket 9 (filled with hot water or steam) is sleeved outside the mixing pipe 4 to ensure the fluidity of the syrup and the uniform mixing of the syrup and the pigment. The rear end of the forming conveyer belt 1 is provided with a discharge chute 10 for guiding out the material of the forming device and separating most powdered sugar. The discharging groove 10 is obliquely arranged downwards from front to back, the bottom of the discharging groove is provided with a through hole for powdered sugar to pass through, and a receiving hopper 11 is arranged under the discharging groove. The receiving hopper 11 is used for receiving the powdered sugar separated by the discharging groove 10, and is specifically of a hopper-shaped structure with a large upper part and a small lower part; the bottom of material receiving hopper 11 is along controlling to being equipped with spiral feeding structure 12, and the discharge end (left end or right-hand member) of spiral feeding structure 12 is connected with the feed inlet of back dusting structure 2 through promoting feeding structure 13 and is used for retrieving most powdered sugar and recycling, reduces the ageing degree of difficulty of follow-up multilayer (powdered sugar is too much easily unrestrained on multilayer structure). The lifting and feeding structure 13 is composed of a conveyer belt, a bucket lifting structure or a vertically arranged roller conveying structure.

The aging device comprises a front aging structure 14, a rotary screen 15 (a conventional structure for screening out residual powdered sugar from cotton candy), a rear aging structure 16 and the like, wherein the discharge chute 10, the front aging structure 14, the rotary screen 15, the rear aging structure 16 and the packaging device are sequentially connected from front to back through a conveying belt 17. The front aging structure 14 and the rear aging structure 16 are composed of a plurality of layers of aging conveyor belts 18 which are arranged side by side up and down, the front end of the top aging conveyor belt 18 feeds materials, the rear end of the bottom aging conveyor belt 18 discharges materials, and the plurality of layers of aging conveyor belts 18 transport downwards layer by layer to reduce the occupied area of the aging device. The powdered sugar screened by the drum screen 15 is dried and then sent to a front dusting structure (preferred) and/or a rear dusting structure for reuse.

In addition, most of powdered sugar is separated after forming (only a small amount of powdered sugar is adsorbed on the surface of the candy), the separation difficulty is low, and the separated powdered sugar is sent to a post-dusting structure (the powdered sugar has large using amount and is basically matched with the amount of the powdered sugar recovered at the discharging groove) for reuse; the two aging devices are respectively arranged, and powdered sugar is separated by the drum screen, so that the powdered sugar is more easily separated, the treatment amount is very small, and the aging device is more convenient to use (close to a dusting structure).

Wherein, the number of the mixing pipes 4 in the embodiment of the utility model is 3-6, and the length is 0.6-1.5 m.

Further, the utility model discloses the embodiment is provided with vibrating motor (open or close as required) in the left side of blown down tank 10 or/and the right side to promote the separation ability, the separation volume matches with the powder volume of using of back dusting structure 2. Wherein, the quantity, size and interval of through-hole set up as required to make the separation volume match with the powder consumption of back dusting structure 2. Specifically, the through holes are round holes with the aperture of 3-7 mm.

Referring to fig. 3 and 4, the drum screen 15 of the embodiment of the present invention is disposed obliquely downward from front to back, the bottom of the drum screen is open, a receiving trough 19 is disposed right below the drum screen for receiving the screened powdered sugar, and the size of the screen hole is 2.5-5.0 mm.

Wherein, see fig. 3 and 4, preceding ageing structure 14 and back ageing structure 16 in the embodiment of the utility model embodiment all include frame and the ageing conveyer belt 18 of odd number layer (5 layers, 7 layers or 9 layers etc.) in the frame, ageing conveyer belt 18 is along setting up (length is 5-15 meters) to the front and back, both ends are crisscross form around adjacent two-layer ageing conveyer belt 18 to guarantee that the cotton candy can drop on the ageing conveyer belt 18 of adjacent lower floor, adjacent layer ageing conveyer belt 18 transport direction is opposite and between be equipped with and be used for leading the cotton candy to the guide fill 20 of adjacent lower floor, the speed cooperation of multilayer ageing conveyer belt 18 for carry the cotton candy successive layer downwards, realize ageing in the in-process of carrying.

Wherein, referring to fig. 3 and 4, the discharge chute 10 in the embodiment of the present invention is connected to the front end of the aged conveyer belt 18 on the top layer of the front aged structure 14 through the obliquely upward backward conveyer belt 17 (on which a baffle can be set, the front end of which can be set a hopper), the rear end of the aged conveyer belt 18 on the bottom layer of the front aged structure 14 is connected to the feed end of the drum screen 15 through the obliquely upward backward conveyer belt 17 (on which a baffle can be set, the front end of which can be set a hopper), the discharge end of the drum screen 15 is connected to the front end of the aged conveyer belt 18 on the top layer of the rear aged structure 16 through the obliquely upward conveyer belt 17 (on which a baffle can be set, the front end of which can be set a hopper), and the rear end of the aged conveyer belt 18 on the bottom layer of the rear aged structure 16 is connected to the packaging device through the conveyer belt 17 (on which the front end can be set a hopper). The back ends of the aging conveyor belts 18 of the odd number layers (from top to bottom, the same back) are positioned in front of the back ends of the aging conveyor belts 18 of the adjacent lower layers (the aging conveyor belt 18 of the bottom layer can extend backwards to facilitate discharging, the material guide hopper 20 is not arranged at the bottom layer), and the material guide hopper 20 is arranged on the material guide hopper 20, and the front ends of the aging conveyor belts 18 of the even number layers are positioned behind the front ends of the aging conveyor belts 18 of the adjacent upper layers, and the material guide hopper 20 is arranged on the material guide hopper 20.

The length of the aging conveyer belt 18 (single layer) in the embodiment of the utility model is 5-15 meters. The total length of the aging conveyor 18 of the front aging structure 14 and the rear aging structure 16 is 50-100m, and is specifically set according to actual needs.

Wherein, referring to fig. 3 and 4, the material guiding hopper 20 in the embodiment of the present invention is a rectangular hopper (vertical arrangement) with an upper side, a lower side and an inner side (one side near the aging conveyer belt 18) opened, which is fixed on the frame, and is arranged along the left and right direction, and is located above the aging conveyer belt 18 of the adjacent lower layer, and the bottom of the outer side is provided with a soft baffle to prevent the cotton candy and the powdered sugar from dropping. Wherein, the soft baffle is overlapped on the aging conveyer belt 18 of the adjacent lower layer, which can be a rubber plate.

Preferably, the left and right sides of the aging conveyor 18 in the embodiment of the present invention are provided with wrinkled edges to prevent the marshmallow and powdered sugar from dropping (if any), and the lower side thereof is provided with a support roller for supporting the aging conveyor 18. The fold edges are arranged in the front-back direction and are vertical to the aging conveying belt 18, and the height of the fold edges is 1.0-2.0 cm; the supporting roller is arranged on the frame in a left-right rotating way.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. A cotton candy production line comprises a batching device, a forming device, an aging device and a packaging device which are sequentially arranged from front to back, wherein the batching device comprises a pigment adding structure and a sugar boiling pot, a cooling pot, a heat preservation storage tank and an inflating structure which are sequentially connected through pipelines; the forming device comprises a forming conveyer belt (1) arranged in the front-back direction, a front powder scattering structure at the front end of the forming conveyer belt (1), a forming structure above the front part of the forming conveyer belt (1), a rear powder scattering structure (2) above the rear part of the forming conveyer belt (1), and a cutting structure (3) at the rear part of the forming conveyer belt (1) and behind the rear powder scattering structure (2); it is characterized in that the preparation method is characterized in that,

a plurality of mixing pipes (4) are arranged on the pipeline output by the inflatable structure; the mixing pipe (4) is arranged along the vertical direction, a screw shaft (5) is arranged in the mixing pipe along the vertical direction, a control valve (6) is arranged at the lower end of the mixing pipe, the top end of the mixing pipe is bent backwards and is connected with the forming structure through a pipeline, and the lower part of the mixing pipe is connected with the pigment adding structure through a thin pipe (7); the spiral shaft (5) and the mixing pipe (4) are coaxially arranged, the upper end of the spiral shaft is fixed on a bent part at the top end of the mixing pipe (4), and a spiral blade (8) is arranged on the spiral shaft; a heating jacket (9) is sleeved outside the mixing pipe (4);

a discharge chute (10) is arranged at the rear end of the forming conveyor belt (1); the discharging groove (10) is obliquely arranged downwards from front to back, the bottom of the discharging groove is provided with a through hole for the powdered sugar to pass through, and a receiving hopper (11) is arranged right below the discharging groove; the bottom of the receiving hopper (11) is provided with a spiral feeding structure (12) along the left-right direction, and the discharge end of the spiral feeding structure (12) is connected with the rear dusting structure (2) through a lifting feeding structure (13);

the aging device comprises a front aging structure (14), a rotary screen (15) and a rear aging structure (16), and the discharge chute (10), the front aging structure (14), the rotary screen (15), the rear aging structure (16) and the packaging device are sequentially connected from front to back through a conveying belt (17); the front aging structure (14) and the rear aging structure (16) are both formed by a plurality of layers of aging conveyor belts (18) which are arranged side by side from top to bottom, the front end of the top aging conveyor belt (18) feeds materials, the rear end of the bottom aging conveyor belt (18) discharges materials, and the plurality of layers of aging conveyor belts (18) are conveyed downwards layer by layer.

2. Cotton-sugar production line according to claim 1, characterized in that the number of mixing pipes (4) is 3-6, the length of which is 0.6-1.5 m.

3. The cotton candy production line according to claim 1, characterized in that the left side or/and the right side of the discharge chute (10) is/are provided with a vibration motor, and the through holes are round holes with the aperture of 3-7 mm.

4. The cotton candy production line according to claim 1, characterized in that the drum screen (15) is arranged from front to back in an inclined downward manner, a receiving groove (19) is arranged right below the drum screen, and the size of the screen hole is 2.5-5.0 mm.

5. The cotton candy production line according to claim 4, characterized in that the front aging structure (14) and the rear aging structure (16) each comprise a frame and an odd number of aging conveyors (18) on the frame, the aging conveyors (18) are arranged in the front-rear direction, the front ends and the rear ends of the two adjacent aging conveyors (18) are staggered, the conveying directions of the aging conveyors (18) of the adjacent layers are opposite, and a guide hopper (20) for guiding cotton candy to the adjacent lower layer is arranged between the aging conveyors of the adjacent layers.

6. The cotton candy production line according to claim 5, characterized in that the discharge chute (10) is connected with the front end of the aging conveyor belt (18) at the top layer of the front aging structure (14) through a conveyor belt (17) which inclines backwards and upwards, the rear end of the aging conveyor belt (18) at the bottom layer of the front aging structure (14) is connected with the feeding end of the rotary screen (15) through the conveyor belt (17) which inclines backwards and upwards, the discharge end of the rotary screen (15) is connected with the front end of the aging conveyor belt (18) at the top layer of the rear aging structure (16) through the conveyor belt (17) which inclines backwards and upwards, and the rear end of the aging conveyor belt (18) at the bottom layer of the rear aging structure (16) is connected with the packaging device through the conveyor belt (17); the rear ends of the aging conveyor belts (18) at the odd layers are positioned in front of the rear ends of the aging conveyor belts (18) at the adjacent lower layers and are provided with material guide hoppers (20), and the front ends of the aging conveyor belts (18) at the even layers are positioned behind the front ends of the aging conveyor belts (18) at the adjacent upper layers and are provided with the material guide hoppers (20).

7. Cotton candy production line according to claim 1, characterized in that the ageing conveyor belt (18) is provided with creasing edges on the left and right sides and with support rollers on the underside; the fold edges are arranged in the front-back direction and are perpendicular to the aging conveyor belt (18).

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