CN220476809U - Cotton candy machine capable of automatically cleaning observation window - Google Patents

Abstract

The utility model provides a cotton candy machine capable of automatically cleaning an observation window, wherein a machine body is provided with a cleaning module, a water spraying module, a water storage device, a candy making and sugar generating module, a master controller and an input module; the cleaning module comprises a cleaning strip arranged in the machine body and a power mechanism for driving the cleaning strip to reciprocate on the observation window, the cleaning strip is in contact connection with the observation window, and the power mechanism is arranged on the machine body and is in transmission connection with the cleaning strip; the water spraying module is connected with the water storage device, and a water spraying port of the water spraying module is arranged towards the observation window; the input module comprises a mobile terminal or a central control screen arranged on the machine body, and the cleaning module, the water spraying module, the sugar making and sugar producing module and the input module are all electrically connected with the master controller. According to the utility model, the water spraying module sprays water on the observation window, so that sugar materials sprayed on the observation window can be dissolved in water, and when the cleaning strip reciprocates on the observation window, the water mixed with the sugar materials can be cleaned off together, and the sugar materials are prevented from being adhered on the observation window after being dried.

Description

Cotton candy machine capable of automatically cleaning observation window

Technical Field

The utility model relates to the field of cotton candy machine equipment, in particular to a cotton candy machine capable of automatically cleaning an observation window.

Background

Cotton candy is a popular dessert, and is generally manufactured by a cotton candy drawing machine nowadays, and in the manufacturing process, melted syrup is thrown out by a furnace end rotating at a high speed to form candy filaments, and the candy filaments are wound up by bamboo sticks to finish the manufacturing of the cotton candy. In the existing cotton candy machine, transparent glass is often used as the wall of the candy making cavity, namely, the transparent glass is used as an observation window of the cotton candy machine, so that a user can observe the making process of cotton candy conveniently.

However, in the process of melting and throwing out sugar filaments from actual syrup, most of the syrup can be wound and rolled up by bamboo sticks to form cotton candy, and a small part of syrup can be separated from a winding track of the bamboo sticks and splashed onto the wall of a sugar making cavity when being thrown out, so that the syrup has viscosity, sugar materials attached to an observation window can become different forms along with the change of temperature and humidity, stains can be caused if the sugar materials are not cleaned timely, such as a full-automatic fancy cotton candy vending machine disclosed in the patent technology, a full-automatic cotton candy machine disclosed by CN209417828U, a using method thereof and an automatic cotton candy machine disclosed by CN 112136952A. Accordingly, improvements to this problem are needed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the cotton candy machine capable of automatically cleaning the observation window, which can automatically clean the observation window after the cotton candy is manufactured, ensure the sanitation and the neatness of the observation window and improve the user experience and the use satisfaction.

The technical scheme of the utility model is realized as follows:

the cotton candy machine capable of automatically cleaning the observation window comprises a machine body, wherein the observation window is fixedly arranged on the machine body, and a cleaning module, a water spraying module, a water storage device, a candy making and sugar producing module, a master controller and an input module are arranged on the machine body; the cleaning module comprises a cleaning strip arranged in the machine body and a power mechanism for driving the cleaning strip to reciprocate on the observation window, the cleaning strip is in contact connection with the observation window, and the power mechanism is arranged on the machine body and is in transmission connection with the cleaning strip; the water spraying module is connected with the water storage device, and a water spraying port of the water spraying module is arranged towards the observation window; the input module comprises a mobile terminal or a central control screen arranged on the machine body, and the cleaning module, the water spraying module, the sugar and sugar making module and the input module are all electrically connected with the main controller.

Preferably, the power mechanism comprises a driving shaft and a driving motor for driving the driving shaft to rotate, at least one group of transmission mechanism is arranged on the driving shaft, the transmission mechanism comprises a main transmission wheel, a transmission belt and a secondary transmission wheel, the main transmission wheel is arranged on the driving shaft, the main transmission wheel is connected with the transmission belt, the other end of the transmission belt is connected with a secondary transmission wheel, and the secondary transmission wheel is fixed with the machine body; the cleaning strip is fixed with the conveyor belt through a connecting piece.

Preferably, the driving shaft is arranged at one side of the observation window, and the conveying belt is perpendicular to the driving shaft.

Preferably, the number of the transmission mechanisms is two, and the two transmission mechanisms are arranged at two ends of the driving shaft in parallel; the cleaning strip is arranged between the two groups of transmission mechanisms, and two ends of the cleaning strip are fixed with the conveyor belts on two sides through connecting pieces.

Preferably, the outside of both sides drive mechanism all is equipped with and is parallel to drive mechanism's track, the cleaning strip both ends all are equipped with a plurality of pulley, the pulley is located slide in the track.

Preferably, the machine body is further provided with a light eye for detecting the cleaning strip, and the light eye is electrically connected with the master controller.

Preferably, the cleaning module further comprises a frame body, wherein the frame body is arranged inside the machine body and is positioned at the periphery of the observation window, and the power mechanism and the transmission mechanism are both fixed on the frame body.

Preferably, the sugar-making and sugar-making module comprises a sugar-making device for making sugar, a sugar-conveying device for conveying sugar materials, a manipulator for clamping and transferring cotton candy sticks and a stick-conveying device for clamping and conveying the cotton candy sticks to the manipulator, wherein the sugar-making and sugar-conveying device is connected with the sugar-conveying device through a conveying pipe.

Preferably, the machine body is internally provided with a stick outlet cavity, a sugar manufacturing cavity, a furnace end cavity, a water storage cavity and a sugar storage cavity, the stick outlet cavity is arranged at the top of the machine body, the furnace end cavity, the water storage cavity and the sugar storage cavity are all arranged at the bottom of the machine body, the sugar manufacturing cavity is arranged between the stick outlet cavity and the furnace end cavity, the stick feeding device is arranged in the stick outlet cavity, the manipulator is arranged in the sugar manufacturing cavity, the sugar feeding device is arranged in the furnace end cavity, the water storage device is arranged in the water storage cavity, the sugar feeding device is arranged in the sugar storage cavity, the water spraying module is arranged in the sugar manufacturing cavity, the water spraying module is connected with the water storage device through a water pipe, and a stick inserting opening is arranged between the stick outlet cavity and the sugar manufacturing cavity.

Preferably, the water spraying port of the water spraying module is fixed on one side of the observation window in the sugar making cavity.

Compared with the prior art, the utility model has the following advantages:

according to the utility model, the cleaning module for cleaning the observation window is arranged on the machine body, and mainly comprises the cleaning strip in contact connection with the observation window and the power mechanism for driving the cleaning strip to reciprocate on the observation window, when the observation window needs to be cleaned, the power mechanism can drive the cleaning strip to reciprocate on the observation window to realize the cleaning effect, so that the observation window can be cleaned in time after cotton candy is manufactured; the water spraying module is connected with the water storage device, and the water spraying port of the water spraying module is arranged towards the observation window, so that the water spraying module can spray water on the observation window, sugar materials sprayed on the observation window can be dissolved in water under the action of the water, when the cleaning strip reciprocates on the observation window, the water mixed with the sugar materials can be cleaned off together, the sugar materials are prevented from being adhered to the observation window after being dried, and meanwhile, the sanitation of the observation window is also ensured; the cleaning module and the water spraying module are electrically connected with the master controller, so that the cleaning operation of cleaning the cotton candy machine observation window is automated, the cleaning operation can be automatically finished flexibly according to program preset, and the mechanical intelligent automation is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model with the door open;

FIG. 2 is a front view of the present utility model with the door open;

FIG. 3 is a rear perspective view of the cleaning module of the present utility model;

FIG. 4 is a rear perspective view of the cleaning bar, drive mechanism and transmission mechanism of the present utility model;

FIG. 5 is an enlarged schematic view of FIG. 4 at 22A;

FIG. 6 is a perspective view of a mounting surface of a cleaning module and a viewing window in accordance with the present utility model;

fig. 7 is an enlarged schematic view at 22B in fig. 6.

The attached drawings are identified:

the device comprises a machine body, an 11-observation window, a 12-stick outlet cavity, a 13-sugar making cavity, a 14-furnace end cavity, a 15-water storage cavity, a 16-sugar storage cavity, a 2-cleaning module, a 21-cleaning strip, a 211-connecting piece, a 212-pulley, a 22-power mechanism, a 221-driving shaft, a 222-driving motor, a 23-transmission mechanism, a 24-track, a 25-frame, a 26-eye, a 3-water spraying module, a 4-water storage device, a 5-central control screen, a 6-sugar generating device, a 7-sugar delivering device, an 8-manipulator and a 9-stick delivering device.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, the embodiment of the utility model discloses a cotton candy machine capable of automatically cleaning an observation window, which comprises a machine body 1, wherein an observation window 11 is fixedly arranged on the machine body 1, and a cleaning module 2, a water spraying module 3, a water storage device 4, a sugar making and sugar making module, a total controller and an input module are arranged on the machine body 1; the cleaning module 2 comprises a cleaning strip 21 arranged in the machine body 1 and a power mechanism 22 for driving the cleaning strip 21 to reciprocate on the observation window 11, the cleaning strip 21 is in contact connection with the observation window 11, and the power mechanism 22 is arranged on the machine body 1 and is in transmission connection with the cleaning strip 21; the water spraying module 3 is connected with the water storage device 4, and a water spraying port of the water spraying module 3 is arranged towards the observation window 11; the input module comprises a mobile terminal or a central control screen 5 arranged on the machine body 1, and the cleaning module 2, the water spraying module 3, the sugar-making and sugar-making module and the input module are all electrically connected with the main controller.

In the utility model, the cleaning module 2 for cleaning the observation window 11 is arranged on the machine body 1 and mainly comprises the cleaning strip 21 in contact connection with the observation window 11 and the power mechanism 22 for driving the cleaning strip 21 to reciprocate on the observation window 11, when the observation window 11 needs to be cleaned, the power mechanism 22 can drive the cleaning strip 21 to reciprocate on the observation window 11 to realize the cleaning effect, so that the observation window 11 can be cleaned in time after cotton candy is manufactured; the water spraying module 3 is connected with the water storage device 4, and the water spraying port of the water spraying module 3 is arranged towards the observation window 11, so that the water spraying module 3 can spray water on the observation window 11, sugar materials sprayed on the observation window 11 can be dissolved in water under the action of the water, when the cleaning strip 2 reciprocates on the observation window 11, the water mixed with the sugar materials can be cleaned off together, the sugar materials are prevented from being adhered on the observation window 11 after being dried, and meanwhile, the sanitation of the observation window 11 is ensured; the cleaning module 2 and the water spraying module 3 are electrically connected with the master controller, so that the cleaning operation of cleaning the cotton candy machine observation window 11 is automated, the cleaning operation can be automatically finished flexibly according to program presetting, and the mechanical intelligent automation is improved.

It should be noted that, the general controller is in the prior art, and has been applied to practical applications of multiple full-automatic cotton candy machines, and is used for intelligently controlling automatic production and manufacturing of cotton candy by the cotton candy machine, and the driving mode and the program for realizing the intelligent control mode are not repeated here.

Referring to fig. 4-7, further, the power mechanism 22 includes a driving shaft 221 and a driving motor 222 for driving the driving shaft 221 to rotate, at least one group of transmission mechanisms 23 are arranged on the driving shaft 221, the transmission mechanisms 23 include a main transmission wheel, a transmission belt and a secondary transmission wheel, the main transmission wheel is arranged on the driving shaft 221, the main transmission wheel is connected with the transmission belt, the other end of the transmission belt is connected with the secondary transmission wheel, and the secondary transmission wheel is fixed with the machine body 1; the cleaning strip 21 is secured to the conveyor belt by means of a connection 211. Here, the driving motor 222 is preferably a stepping motor, and the driving shaft 221 can be driven to rotate clockwise or counterclockwise by using the stepping motor as the driving motor, so as to drive the cleaning bar 21 on the conveyor belt to reciprocate. In the drawings, 22A and 22B are schematic views of the power mechanism 22, and an enlarged schematic view of 22A and 22B is also attached for better understanding.

Specifically, the driving motor 222 drives the driving shaft 221 to rotate, thereby driving the main driving wheel to rotate, so as to drive the conveyor belt and the secondary driving wheel to rotate, and the cleaning bar 21 is fixed to the conveyor belt through the connecting piece 211, so that the movement of the conveyor belt also drives the cleaning bar 21 to move on the observation window 11.

Further, a driving shaft 221 is provided at one side of the observation window 11, and a conveyor belt is provided perpendicular to the driving shaft 221. And the cleaning strip 21 is fixed on the conveyor belt, so that the conveyor belt can drive the cleaning strip 21 to move from one side of the observation window 11 to the other side, and the area range of the cleaning strip 21 for cleaning the observation window 11 is improved.

Further, the number of the transmission mechanisms 23 is two, and the two transmission mechanisms 23 are arranged at two ends of the driving shaft 221 in parallel; the cleaning strip 21 is arranged between the two groups of transmission mechanisms 23, and both ends of the cleaning strip 21 are fixed with the conveyor belts on both sides through connecting pieces 211. Here, the stability of the cleaning bar 21 when reciprocating on the observation window 11 can be further ensured by driving the cleaning bar 21 to move by a set of driving mechanisms 23 parallel to both ends of the driving shaft 221.

Further, the outer sides of the two side transmission mechanisms 23 are provided with a track 24 parallel to the transmission mechanisms 23, two ends of the cleaning strip 21 are provided with a plurality of pulleys 212, and the pulleys 212 slide in the track 24. The cleaning strip 21 has a certain weight, when it is fixed with the conveyor belt, if the rigidity of the conveyor belt is not strong, deformation may occur when the cleaning strip 21 is driven to move, so that the movement track of the cleaning strip 21 is deviated, where the track 24 is used for guiding the movement of the cleaning strip 21 on one hand, and is used for bearing the pressure of a part of the cleaning strip 21 on the other hand, so as to prevent the cleaning strip 21 from deviating when the cleaning strip 21 reciprocates on the observation window 11, and the pulley 212 can reduce the friction force when the cleaning strip 21 moves on the track 24, so that the movement smoothness of the cleaning strip is improved.

Further, the machine body 1 is also provided with an optical eye 26 for detecting the cleaning strip 21, and the optical eye 26 is electrically connected with the general controller; specifically, the photo eye 26 is electrically connected with the driving motor 222 at the same time, when the cleaning strip 21 moves to the side provided with the photo eye 26, so that the photo eye 26 is blocked, the photo eye 26 can further send a blocking signal to the main controller, and then a control instruction for stopping movement is sent to the driving motor 222, so that the movement is stopped, and the period that the driving motor 222 drives the cleaning strip 21 to move is completed.

Preferably, the motor driving device further comprises a driving wheel set, wherein the driving wheel set comprises a main driving wheel, a secondary driving wheel and a synchronous belt, a power output shaft of the driving motor 222 is sleeved on the main driving wheel, the synchronous belt is connected with the main driving wheel and the secondary driving wheel, the driving shaft 221 is sleeved on the secondary driving wheel, and the driving motor 222 is connected with the machine body 1. The driving shaft 221 is driven to move by the driving wheel group, so that the stability of the motor during driving can be further ensured.

Here, as a preferred embodiment, the driving motor 222 may also be a hollow shaft motor, and the driving shaft 221 is sleeved on the hollow shaft motor, and when the hollow shaft motor rotates, the driving shaft 221 may be driven to rotate.

In another preferred embodiment, the driving motor 222 may be further disposed at one end of the driving shaft 221, where the power output shaft of the driving motor 222 is sleeved on the driving shaft 221, and the driving shaft 221 can be driven to rotate when the driving motor 222 rotates.

Preferably, the cleaning strip 21 comprises a long plate fixed with the conveyor belt, and a scraping strip made of soft materials is arranged on the long plate, and the scraping strip is made of soft materials, so that the cleaning force of the cleaning strip on the observation window 11 can be improved, and meanwhile scraping damage to the observation window 11 can be prevented. Preferably, the scraping strip is a triangle, a ladder or an ellipsoid, the surface area of one side of the scraping strip contacting the observation window 11 is smaller than the surface area of one side of the scraping strip contacting the long plate, the contact area between the scraping strip and the observation window 11 is smaller, the friction force during the movement of the scraping strip can be reduced, and the cleaning force is further improved.

Preferably, the main driving wheel and the auxiliary driving wheel are gears, the conveyor belt is a toothed belt, and the other side of the cleaning strip 21 is provided with convex teeth matched with the toothed belt. Specifically, the cleaning bar 21 has a large resistance when sliding on the observation window 11, and the running resistance of the belt is large, and when the belt is a smooth belt, it easily slips with the main driving wheel, and therefore, the belt is set to be a toothed belt, and the cleaning bar 21 is fixed to the belt by the connecting member 211, so that the movement stability thereof can be improved, and the slip thereof can be prevented.

In another preferred embodiment, the connector 211 is a clip member provided on the other side of the cleaning strip 21, the clip member being fixedly or removably attached to the conveyor belt. Here, the conveyor belt may be a smooth belt, and the fixing of the cleaning bar 21 to the conveyor belt may be achieved by means of clips, ensuring that it moves with the conveyor belt.

Further, the cleaning module 2 further includes a frame 25, the frame 25 is disposed inside the machine body 1 and located at the periphery of the observation window 11, and the power mechanism 22 and the transmission mechanism 23 are both fixed on the frame 25. Specifically, the observation window 11 is generally square, so the frame 25 is a square frame adapted to the shape of the observation window 11, and is disposed inside the machine body 1, specifically, disposed at the periphery of the observation window 11, for fixing the positions of the power mechanism 22 and the transmission mechanism 23, so as to fix the positions of the power mechanism and the transmission mechanism on the machine body 1, and for fixing the mechanisms on the frame 25, so that the cleaning module 2 can be conveniently assembled or disassembled as a whole, thereby improving practicality.

Further, the sugar-making and sugar-making module comprises a sugar-making device 6 for making sugar, a sugar-conveying device 7 for conveying sugar materials, a manipulator 8 for clamping and transferring cotton candy sticks, and a stick-conveying device 9 for clamping and conveying cotton candy sticks to the manipulator 8, wherein the sugar-making device 6 is connected with the sugar-conveying device 7 through a conveying pipe.

Specifically, when the main controller drives the sugar making and sending module to make sugar, the stick feeding device 9 clamps and conveys the cotton candy sticks to the manipulator 8, the manipulator 8 clamps and transports the cotton candy sticks to enable the cotton candy sticks to operate on one side of the sugar sending device 6, meanwhile, the sugar feeding device 7 conveys sugar materials into the sugar sending device 6 through a conveying pipe, the sugar materials are processed by the sugar sending device 6 and matched with the cotton candy sticks on the manipulator 8 to operate above the sugar feeding device, the purpose of winding processed sugar threads on bamboo sticks can be achieved, the whole process is automatic, the purpose of self-service making of cotton candy can be achieved without special care and operation, the convenient and quick operation is realized, the main controller is utilized for controlling the sugar sending device 6, the sugar feeding device 7, the manipulator 8 and the stick feeding device 9, the sugar feeding device 6, the sugar feeding device 7, the manipulator 8 and the stick feeding device 9 are all of the prior art, wherein the sugar feeding device 6 may have a structure such as the sugar feeding device 6 disclosed in the chinese patent application CN217471165U, CN217609330U, CN112471310A, CN115560872A, CN216568097U, CN216453134U, CN112524726a or CN209643759U, the sugar feeding device 7 may have a structure such as the sugar feeding device 7 disclosed in the chinese patent application CN211129626U, the manipulator 8 may have a structure such as the manipulator 8 disclosed in the chinese patent application CN213005336U or CN212919108U, and the stick feeding device 9 may have a structure such as the stick feeding device 9 disclosed in the chinese patent application CN213639535U, CN213355988U, or CN 219108662U.

Further, the inside stick discharging cavity 12, the sugar manufacturing cavity 13, the burner cavity 14, the water storage cavity 15 and the sugar storage cavity 16 of the machine body 1 are arranged, the stick discharging cavity 12 is arranged at the top of the machine body 1, the burner cavity 14, the water storage cavity 15 and the sugar storage cavity 16 are all arranged at the bottom of the machine body 1, the sugar manufacturing cavity 13 is arranged between the stick discharging cavity 12 and the burner cavity 14, the stick feeding device 9 is arranged in the stick discharging cavity 12, the manipulator 8 is arranged in the sugar manufacturing cavity 13, the sugar sending device 6 is arranged in the burner cavity 14, the water storage device 4 is arranged in the water storage cavity 15, the sugar feeding device 7 is arranged in the sugar storage cavity 16, the water spraying module 3 is arranged in the sugar manufacturing cavity 13, the water spraying module 3 is connected with the water storage device 4 through a water pipe, and a stick inserting opening is arranged between the stick discharging cavity 12 and the sugar manufacturing cavity 13. The components are reasonably distributed in the specific cavity space, so that the cotton candy can be manufactured by mutually matching the components, and the using space in the machine body 1 is utilized to the greatest extent.

Preferably, the utility model further comprises a humidifying structure, a radiator structure and an art designing knife structure, and the mechanisms are disclosed in the application document with the application number of CN112136952A, so that the technical scheme is not repeated.

Further, a water jet of the water spraying module 3 is fixed in the sugar-making cavity 13 and positioned at one side of the observation window 11; specifically, the water spraying port is arranged at one side of the sugar making cavity 13 close to the observation window 11, can be arranged at the upper, lower, left and right sides, and is preferably arranged at the upper side, so that the water spraying module 3 can pump water from the water storage device 4 and spray the water onto the observation window 11 under the control of the main controller, and the position is close to the observation window 11, so that the water conveying path is reduced on one hand, and water is prevented from dripping into the sugar making cavity 13 in the middle of splashing; on the other hand, water can be directly sprayed to the upper part of the observation window 11, flows downwards along the observation window 11, reasonably utilizes the flowing space of water flow on the observation window 11, can greatly improve the cleaning efficiency, cleans the waste water mixed with sugar through the cleaning strip 21, prevents the sugar from adhering to the observation window 11 after drying, and simultaneously ensures the sanitation of the observation window 11.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. The cotton candy machine capable of automatically cleaning the observation window comprises a machine body (1), wherein the machine body (1) is fixedly provided with the observation window (11), and is characterized in that the machine body (1) is provided with a cleaning module (2), a water spraying module (3), a water storage device (4), a candy making and sugar producing module, a general controller and an input module; the cleaning module (2) comprises a cleaning strip (21) arranged in the machine body (1) and a power mechanism (22) for driving the cleaning strip (21) to reciprocate on the observation window (11), the cleaning strip (21) is in contact connection with the observation window (11), and the power mechanism (22) is arranged on the machine body (1) and is in transmission connection with the cleaning strip (21); the water spraying module (3) is connected with the water storage device (4), and a water spraying port of the water spraying module (3) is arranged towards the observation window (11); the input module comprises a mobile terminal or a central control screen (5) arranged on the machine body (1), and the cleaning module (2), the water spraying module (3), the sugar-making and sugar-producing module and the input module are all electrically connected with the master controller.

2. A cotton candy machine capable of automatically cleaning a viewing window according to claim 1, wherein the power mechanism (22) comprises a driving shaft (221) and a driving motor (222) for driving the driving shaft (221) to rotate, at least one group of transmission mechanisms (23) are arranged on the driving shaft (221), the transmission mechanisms (23) comprise a main transmission wheel, a transmission belt and a secondary transmission wheel, the main transmission wheel is arranged on the driving shaft (221), the main transmission wheel is connected with the transmission belt, the other end of the transmission belt is connected with a secondary transmission wheel, and the secondary transmission wheel is fixed with the machine body (1); the cleaning strip (21) is fixed to the conveyor belt by means of a connecting piece (211).

3. A cotton candy machine with a self-cleaning window according to claim 2, characterized in that the driving shaft (221) is arranged at one side of the window (11), and the conveyor belt is arranged perpendicular to the driving shaft (221).

4. A cotton candy machine capable of automatically cleaning observation window according to claim 3, wherein the number of the transmission mechanisms (23) is two, and the two transmission mechanisms (23) are arranged at two ends of the driving shaft (221) in parallel; the cleaning strips (21) are arranged between the two groups of transmission mechanisms (23), and two ends of the cleaning strips (21) are fixed with the conveyor belts on two sides through connecting pieces (211).

5. The cotton candy machine capable of automatically cleaning a viewing window according to claim 4, wherein the outer sides of the transmission mechanisms (23) on both sides are respectively provided with a track (24) parallel to the transmission mechanisms (23), both ends of the cleaning strip (21) are respectively provided with a plurality of pulleys (212), and the pulleys (212) are positioned in the tracks (24) to slide.

6. The cotton candy machine capable of automatically cleaning an observation window according to claim 5, wherein the machine body (1) is further provided with a light eye (26) for detecting the cleaning strip (21), and the light eye (26) is electrically connected with the master controller.

7. A cotton candy machine as claimed in any one of claims 2 to 6, wherein the cleaning module (2) further comprises a frame (25), the frame (25) is disposed inside the machine body (1) and is located at the periphery of the observation window (11), and the power mechanism (22) and the transmission mechanism (23) are both fixed on the frame (25).

8. The cotton candy machine capable of automatically cleaning a viewing window according to claim 1, wherein the sugar making and sending module comprises a sugar sending device (6) for sending sugar, a sugar conveying device (7) for conveying sugar materials, a manipulator (8) for clamping and conveying cotton candy sticks and a stick conveying device (9) for clamping and conveying the cotton candy sticks to the manipulator (8), and the sugar sending device (6) is connected with the sugar conveying device (7) through a conveying pipe.

9. The cotton candy machine with the automatic cleaning observation window according to claim 8, wherein a rod outlet cavity (12), a candy making cavity (13), a furnace end cavity (14), a water storage cavity (15) and a candy storage cavity (16) are formed in the machine body (1), the rod outlet cavity (12) is formed in the top of the machine body (1), the furnace end cavity (14), the water storage cavity (15) and the candy storage cavity (16) are formed in the bottom of the machine body (1), the candy making cavity (13) is formed between the rod outlet cavity (12) and the furnace end cavity (14), the candy feeding device (9) is formed in the rod outlet cavity (12), the manipulator (8) is formed in the candy making cavity (13), the candy feeding device (6) is formed in the furnace end cavity (14), the water storage device (4) is formed in the furnace end cavity (15), the candy feeding device (7) is formed in the candy storage cavity (16), the module (3) is formed in the candy making cavity (13), and the water feeding device (4) is connected with the water feeding device (12) through the water feeding device, and the water feeding device (12) is formed in the water feeding device.

10. The cotton candy machine as claimed in claim 9, wherein the water jet of the water jet module (3) is fixed in the candy making cavity (13) at one side of the observation window (11).