CN211129568U

CN211129568U - Wet noodle oil spraying and oil spraying pretreatment production line

Info

Publication number: CN211129568U
Application number: CN201921743649.7U
Authority: CN
Inventors: 尹强; 曾艳红; 成家兵; 黎想发
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-07-31
Anticipated expiration: 2029-10-17

Abstract

The utility model provides a wet noodle oil spout and oil spout pretreatment production line, relates to wet noodle production technical field, includes: the noodle forming device comprises a noodle belt conveying assembly arranged at the front end of the device, wherein a noodle belt initial thickness measuring assembly is arranged on the noodle belt conveying assembly, a rolling assembly is connected to the rear side of the noodle belt conveying assembly, a noodle skin thickness detecting assembly, a noodle cutter assembly and a cutting assembly are sequentially arranged on the rear side of the rolling assembly, and a noodle conveying assembly is arranged below the cutting assembly; the noodle cooking device is arranged behind the noodle forming device and comprises a conveying assembly arranged below the noodle conveying assembly, and a noodle cooking pot is arranged below the conveying assembly; the air cooling device is arranged above one side of the conveying assembly and comprises a mounting bracket and a fan; the oil injection device is arranged behind the conveying assembly and comprises a transmission chain plate assembly, and the front end of the transmission chain plate assembly is provided with an oil injection assembly; the production line has high production efficiency and automation degree and good product quality.

Description

Wet noodle oil spraying and oil spraying pretreatment production line

Technical Field

The utility model belongs to the technical field of wet noodle production, more specifically relates to a wet noodle oil spout and oil spout pretreatment production line.

Background

The wet noodles are one of the main varieties of wheaten foods, are popular and economical food for people, belong to non-fried noodles, can better reserve most of nutritional ingredients in flour products, and meet the development requirements of current food safety and healthy diet. Because the production technology of wet noodles is different from dry noodles and instant noodles, the traditional noodle mechanical equipment can not meet the production requirement of the wet noodles, the current wet noodle process flow scheme has no unified standard, the wet noodles on the market are mostly produced by family workshops, the production efficiency is low, the sanitary condition can not be ensured, the automatic production degree is not high, and the large-scale production is difficult to realize. Most of existing wet noodle production equipment is complex in operation and single in function, and wet noodles produced by traditional wet noodle production equipment are difficult to prevent oxidation deterioration of noodles, so that the taste of the noodles is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wet noodle oil spout and oil spout pretreatment production line to the not enough of existence among the prior art, have automatic shaping, boil face and fueling injection equipment, prevent noodless oxidation rotten, guarantee the noodless quality to can realize the scale automated production of wet noodless.

In order to achieve the above object, the utility model provides a processing line before wet noodle oil spout and oil spout, this production line includes:

the noodle forming device comprises a noodle belt conveying assembly arranged at the front end of the device, wherein a noodle belt initial thickness measuring assembly is arranged on the noodle belt conveying assembly, a rolling assembly is connected to the rear side of the noodle belt conveying assembly, a noodle skin thickness detecting assembly, a noodle cutter assembly and a cutting assembly are sequentially arranged on the rear side of the rolling assembly, and a noodle conveying assembly is arranged below the cutting assembly;

the noodle cooking device is arranged behind the noodle forming device and comprises a conveying assembly arranged below the noodle conveying assembly, and a noodle cooking pot is arranged below the conveying assembly;

the air cooling device is arranged above one side of the conveying assembly and comprises a mounting bracket and a fan;

and the oil spraying device is arranged behind the conveying assembly and comprises a transmission chain plate assembly, and the front end of the transmission chain plate assembly is provided with an oil spraying assembly.

Optionally, the calendering subassembly is including the first, second and third level calenders of arranging in proper order, and three calender major structure are the same, first level calender is including installing the casing in the frame, the inside lower roll and the last roller that is provided with of casing, lower roll one side is provided with drive assembly, and the opposite side is provided with drive assembly, it is provided with the roller roll adjustment subassembly to go up the roller top.

Optionally, the driving assembly comprises a driving motor installed below the rack, the output end of the driving motor is connected with a double-row chain wheel, a chain wheel on one side of the double-row chain wheel is in transmission connection with a first lower roller chain wheel arranged at one end of a lower roller through a first transmission chain, the driving assembly comprises a second lower roller chain wheel arranged at the other end of the lower roller, the second lower roller chain wheel is in transmission connection with an upper roller chain wheel arranged at one end of an upper roller and a transition chain wheel and a tension chain wheel arranged below the second lower roller chain wheel through a second transmission chain, and a tension adjusting assembly is arranged on the inner side of the.

Optionally, the sprocket of the double sprocket opposite side of first order calender is connected through the face area conveying sprocket transmission of third drive chain and face area conveying assembly and is driven face area conveying assembly and first order calender synchronous operation, face area conveying assembly one end is connected on the casing of first order calender, the double sprocket of third order calender is connected through the transmission of fourth drive chain and the noodless conveying sprocket of noodless conveying assembly and is driven noodless conveying assembly and third order calender synchronous operation, noodless conveying assembly installs in the frame.

Optionally, the dough cover thickness detection assembly is arranged on the rear side of the third-stage calender, the dough cutter assembly is arranged below the dough cover thickness detection assembly and comprises a first gear roller, a second gear roller and a dough cutter motor assembly, the cutting assembly is arranged below the dough cutter assembly and comprises a fixed cutter shaft, a rotating shaft and a cutting cutter fixed on the rotating shaft, and one end of the rotating shaft is connected with the rotating motor assembly.

Optionally, the conveying assembly comprises a chain net arranged above the support, a main driving chain wheel is arranged at one end of the chain net, a chain net driving motor is installed on the support below the main driving chain wheel, a chain net driving chain wheel is arranged at the output end of the chain net driving motor, and the chain net driving chain wheel is in transmission connection with the main driving chain wheel through a chain net transmission chain.

Optionally, the noodle cooking pot is fixed on the upper side of the support, one side of the chain net is embedded into the noodle cooking pot, an inclined plane is arranged on one side of the support, the mounting support is fixed on the inclined plane of the support, and the plurality of fans are mounted on the mounting support.

Optionally, the transmission chain plate assembly comprises a chain plate support which is obliquely arranged, chain plate side beams are arranged on two sides of the chain plate support, a chain plate main driving motor assembly and a chain plate driven mechanism are respectively arranged at two ends of each chain plate side beam, one side of the chain plate main driving motor assembly is connected with a chain plate main transmission mechanism, and the chain plate main transmission mechanism and the chain plate driven mechanism are in surface transmission connection with a chain plate.

Optionally, the oil spout subassembly is including setting up preceding oil spout nozzle assembly and the back oil spout nozzle assembly of both sides around the link joint upper end, preceding, the inside a plurality of oil spouts that all are provided with of back oil spout nozzle assembly, the outside all is provided with the oil blanket, the link joint top is provided with injection pump and batch oil tank, injection pump and preceding, back oil spout nozzle assembly are connected through oil pipe.

The utility model provides a processing line before wet noodle oil spout and oil spout, its beneficial effect lies in:

1. the wet noodle oil spraying and oil spraying pretreatment production line can automatically realize functions of noodle forming, noodle boiling, air cooling, oil spraying and the like, improves the production efficiency of wet noodles, ensures the product quality and consistency and saves the labor cost;

2. the pretreatment production line for oil spraying and oil spraying of the wet noodles adopts a modular design, the layout of a noodle forming device, a noodle boiling device, an air cooling device and an oil spraying device is favorable for disassembly, maintenance and function expansion, the distance between an upper roller and a lower roller in the noodle forming device is adjustable in real time, and the production line is suitable for producing wet noodles with different specifications and is favorable for noodle curing and oil spraying and oil seepage by adopting a noodle boiling process;

3. the utility model provides a wet noodle oil spout and oil spout pretreatment production line can prevent that noodless oxidation is rotten, guarantees the noodless quality, has ensured its nutritive value and flavor to can realize the scale automated production of wet noodless.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.

Fig. 1 shows a schematic structural diagram of a wet noodle oil injection and oil injection pretreatment production line according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a noodle forming apparatus of a wet noodle oil spraying and oil spraying pretreatment production line according to an embodiment of the present invention.

Fig. 3 and 4 show a schematic structural diagram of a calender of a wet noodle oil spraying and oil spraying pretreatment production line according to an embodiment of the present invention.

Fig. 5 shows a schematic view of a connection structure between a dough belt conveying assembly and a first-stage calender of a wet dough strip oil spraying and oil spraying pretreatment production line according to an embodiment of the present invention.

Fig. 6 shows a schematic view of a connection structure of a third stage calender and a noodle conveying assembly of a wet noodle oil spraying and oil spraying pretreatment production line according to an embodiment of the present invention.

Fig. 7 shows a schematic structural diagram of a noodle cutter assembly of a wet noodle oil spraying and oil spraying pretreatment production line according to an embodiment of the present invention.

Fig. 8 shows a schematic structural diagram of a cutting assembly of a wet noodle oil injection and oil injection pretreatment production line according to an embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a noodle boiling device and an air cooling device of a wet noodle oil spraying and oil spraying pretreatment production line according to an embodiment of the present invention.

Fig. 10 is a schematic diagram of an oil spraying device of a wet noodle oil spraying and oil spraying pretreatment production line according to an embodiment of the invention.

Description of reference numerals:

1. a noodle forming device; 2. a dough belt conveying assembly; 3. an initial thickness measuring component of the surface belt; 4. a calendaring assembly; 5. a dough thickness detection component; 6. a dough knife assembly; 7. cutting off the assembly; 8. a noodle transport assembly; 9. a noodle cooking device; 10. a transfer assembly; 11. a noodle cooking pot; 12. an air cooling device; 13. mounting a bracket; 14. a fan; 15. an oil injection device; 16. a drive link plate assembly; 17. an oil injection assembly; 18. a first stage calender; 19. a frame; 20. a housing; 21. a lower roll; 22. upper roll; 23. a drive assembly; 24. a transmission assembly; 25. an upper roll distance adjusting component; 26. a drive motor; 27. double-row chain wheels; 28. a first drive chain; 29. a first lower roller sprocket; 30. a second lower roll sprocket; 31. a second drive chain; 32. an upper roll sprocket; 33. a transition sprocket; 34. a tension sprocket; 35. a tension adjustment assembly; 36. a third drive chain; 37. a belt conveyor sprocket; 38. a third stage calender; 39. a fourth drive chain; 40. a noodle conveying chain wheel; 41. a first toothed roller; 42. a second toothed roller; 43. a dough knife motor assembly; 44. fixing a cutter shaft; 45. a rotating shaft; 46. a cutting knife; 47. a rotary motor assembly; 48. a support; 49. a chain net; 50. a main drive sprocket; 51. a chain network drive motor; 52. a chain mesh drive sprocket; 53. a chain network transmission chain; 54. a chain plate bracket; 55. a link plate side member; 56. a main drive motor assembly; 57. a chain plate driven mechanism; 58. a chain plate main transmission mechanism; 59. a chain plate; 60. a forward fuel injector assembly; 61. a rear nozzle assembly; 62. an oil jet; 63. an oil cover; 64. an injection pump; 65. an oil storage tank; 66. and (4) an oil pipe.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The utility model provides a processing lines before wet noodle oil spout and oil spout, this production line includes:

the dough belt is conveyed into the rolling assembly for rolling after being measured by the dough belt conveying assembly through the dough belt initial thickness measuring assembly, the dough belt is rolled into dough sheets with required thickness, the dough sheet initial thickness measuring assembly measures the thickness of the initial dough sheets, the rolling effect can be judged in real time after the initial dough sheet thickness data is compared with the dough sheet thickness detecting assembly, the gap between the upper roller and the lower roller is adjusted according to the rolling effect to ensure the dough sheet rolling effect, the dough sheets enter the dough cutter assembly for cutting after being detected by the dough sheet thickness detecting assembly, the dough sheets are cut into noodles, the cutting assembly cuts the noodles into uniform lengths, and then the noodles are conveyed to the noodle cooking device through the noodle conveying assembly;

the noodles enter a conveying assembly after being molded, the conveying assembly drives the noodles to enter a noodle boiling pot, a temperature control system in the noodle boiling pot ensures that the water temperature in the pot keeps a constant boiling state, the noodles are boiled, and the boiled noodles are conveyed out of the noodle boiling pot by the conveying assembly to enter an air cooling device;

the air cooling device carries out air blowing cooling on the cooked noodles through a fan, and the cooled noodles are conveyed to the oil spraying device;

The oil spraying device sprays oil on the surfaces of the noodles through the oil spraying assembly, and the oil-sprayed noodles are conveyed to the next procedure through the transmission chain plate assembly.

First, second and third level calender carry out the cubic calendering to the face area in proper order, guarantee face area calendering quality, improve calendering efficiency, the calender drives lower roll and goes up the synchronous rotation in opposite directions of roller through drive assembly, realizes the calendering to the face area in the clearance between lower roll and last roller, goes up the roller adjustment subassembly and can adjust the clearance between the last roller of first, second and third level calender and lower roll, reaches best result of use.

The double-row chain wheel is driven to rotate by the driving motor, the double-row chain wheel drives the first lower roller chain wheel and the lower roller to rotate through the first transmission chain, the lower roller drives the second lower roller chain wheel at the other end of the lower roller to rotate, and the second lower roller chain wheel drives the upper roller chain wheel to synchronously rotate in opposite directions through the transmission belt of the second transmission chain, so that the calender is driven.

The double-row chain wheel of the first-stage calender rotates to drive the first-stage calender to carry out calendering, and the double-row chain wheel simultaneously drives the flour belt conveying assembly to synchronously run through the third transmission chain so as to convey the flour belt into the first-stage calender; when the double-row chain wheel of the third-stage calender rotates to drive the third-stage calender, the double-row chain wheel simultaneously drives the noodle conveying assembly to synchronously operate through the fourth transmission chain, and the noodles are conveyed into the noodle boiling device.

The dough sheet detected by the dough sheet thickness detection assembly enters the dough cutter assembly to be cut, the dough cutter assembly drives the first gear roller and the second gear roller to rotate oppositely through the dough cutter motor assembly to cut the dough sheet into noodles and convey the noodles to the cutting-off assembly, the cutting-off assembly drives the rotating shaft and the cutting-off cutter to rotate through the rotary motor assembly, the cutting-off cutter cuts off the noodles when the cutting-off cutter is in contact with the fixed cutter shaft, and the length of the noodles is determined by the rotating speed of the rotating shaft controlled by the rotary motor assembly.

Noodless are carried to the chain net of conveying subassembly by noodless conveying component on, and chain net driving motor drives the chain net through the meshing cooperation of chain net drive sprocket, chain net driving chain and main drive sprocket and removes, and then drives noodless and remove.

The chain net drives the noodles to enter the noodle boiling pot, the noodles are boiled in the noodle boiling pot, the boiled noodles are continuously driven by the chain net to be conveyed to the air cooling device on the inclined surface of the bracket, and the air cooling device blows air to cool the noodles through the fan.

The air-cooled noodles are conveyed to the chain plate of the oil spraying assembly through the chain net, and the chain plate is driven by the chain plate main drive motor assembly to move circularly, so that the oil-sprayed noodles can be driven to enter the next process.

The oil spout subassembly passes through injection pump and a plurality of fuel sprayer and carries out the oil spout to the front and back two sides of noodless, and the setting of oil cover can prevent effectively that fluid from sputtering everywhere, stores edible oil in the batch oil tank, and the oil spout that goes on wet noodless is handled not only can so that the oxidation that noodless taste can also prevent noodless is rotten better.

Examples

As shown in fig. 1 to 10, the utility model provides a wet noodle oil spraying and oil spraying pretreatment production line, which comprises:

the noodle forming device 1 comprises a noodle belt conveying assembly 2 arranged at the front end of the device, a noodle belt initial thickness measuring assembly 3 is arranged on the noodle belt conveying assembly 2, a rolling assembly 4 is connected to the rear side of the noodle belt conveying assembly 2, a noodle skin thickness detecting assembly 5, a noodle cutter assembly 6 and a cutting assembly 7 are sequentially arranged on the rear side of the rolling assembly 4, and a noodle conveying assembly 8 is arranged below the cutting assembly 7;

the noodle cooking device 9 is arranged behind the noodle forming device 1, the noodle cooking device 9 comprises a conveying assembly 10 arranged below the noodle conveying assembly 8, and a noodle cooking pot 11 is arranged below the conveying assembly 10;

the air cooling device 12 is arranged above one side of the conveying assembly 10 and comprises a mounting bracket 13 and a fan 14;

and the oil injection device 15 is arranged behind the conveying assembly 10 and comprises a transmission chain plate assembly 16, and the oil injection assembly 17 is arranged at the front end of the transmission chain plate assembly 16.

In this embodiment, calendering subassembly 4 is including the first, second and third level calender that arrange in proper order, and three calender major structure are the same, first level calender 18 is including installing casing 20 in frame 19, casing 20 is inside to be provided with lower roll 21 and goes up roller 22, lower roll 21 one side is provided with drive assembly 23, and the opposite side is provided with drive assembly 24, it is provided with roller roll adjustment subassembly 25 to go up the roller 22 top.

In this embodiment, the driving assembly 23 includes a driving motor 26 installed below the machine frame 19, the output end of the driving motor 26 is connected with a duplex sprocket 27, a sprocket on one side of the duplex sprocket 27 is in transmission connection with a first lower roller sprocket 29 arranged at one end of the lower roller 21 through a first transmission chain 28, the driving assembly 24 includes a second lower roller sprocket 30 arranged at the other end of the lower roller 21, the second lower roller sprocket 30 is in transmission connection with an upper roller sprocket 32 arranged at one end of the upper roller 22 and a transition sprocket 33 and a tension sprocket 34 arranged below the second lower roller sprocket 30 through a second transmission chain 31, and a tension adjusting assembly 35 is arranged inside the tension sprocket 34.

In this embodiment, the sprocket of the duplex sprocket 27 opposite side of first order calender 18 is connected the face area through third drive chain 36 and face area conveyor means 2 and is carried sprocket 37 transmission and drive face area conveyor means 2 and first order calender 18 synchronous operation, face area conveyor means 2 one end is connected on the casing 20 of first order calender, the duplex sprocket 27 of third order calender 38 is connected the noodle conveyor means 8 and is driven noodle conveyor means 38 and third order calender 38 synchronous operation through fourth drive chain 39 and noodle conveyor means 8's noodle conveyor sprocket 40 transmission, noodle conveyor means 8 installs in frame 19.

In this embodiment, the dough cover thickness detecting assembly 5 is disposed at the rear side of the third-stage calender 38, the dough cutter assembly 6 is disposed below the dough cover thickness detecting assembly 5 and includes a first tooth roller 41, a second tooth roller 42 and a dough cutter motor assembly 43, the cutting assembly 7 is disposed below the dough cutter assembly and includes a fixed cutter shaft 44, a rotating shaft 45 and a cutting knife 46 fixed on the rotating shaft 45, and one end of the rotating shaft 45 is connected to a rotating motor assembly 47.

In this embodiment, the conveying assembly 10 includes a chain net 49 disposed above the support 48, one end of the chain net 49 is provided with a main driving chain wheel 50, a chain net driving motor 51 is mounted on the support below the main driving chain wheel 50, an output end of the chain net driving motor 51 is provided with a chain net driving chain wheel 52, and the chain net driving chain wheel 52 is in transmission connection with the main driving chain wheel 50 through a chain net transmission chain 53.

In this embodiment, the noodle maker 11 is fixed on the upper side of the bracket 48, the chain net 49 is embedded in the noodle maker 11, the bracket 48 is provided with an inclined surface, the mounting bracket 13 is fixed on the inclined surface of the bracket 48, and the plurality of fans 14 are mounted on the mounting bracket 13.

In the embodiment, the transmission chain plate assembly 16 comprises a chain plate bracket 54 which is obliquely arranged, chain plate side beams 55 are arranged on two sides of the chain plate bracket 54, a chain plate main driving motor assembly 56 and a chain plate driven mechanism 57 are respectively arranged on two ends of the chain plate side beam 55, one side of the chain plate main driving motor assembly 56 is connected with a chain plate main transmission mechanism 58, and the surface of the chain plate main transmission mechanism 58 and the surface of the chain plate driven mechanism 57 are in transmission connection with a chain plate 59.

In this embodiment, the oil injection assembly 17 includes a front oil injection nozzle assembly 60 and a rear oil injection nozzle assembly 61 which are disposed on the front and rear sides of the upper end of the chain plate 59, a plurality of oil injection nozzles 62 are disposed inside the front and rear oil injection nozzle assemblies, an oil cover 63 is disposed on the outer side of the front and rear oil injection nozzle assemblies, an oil injection pump 64 and an oil storage tank 65 are disposed above the chain plate 59, and the oil storage tank 65, the oil injection pump 64, the front and rear oil injection nozzle assemblies are connected through an oil pipe 66.

To sum up, when the wet noodle oil spraying and oil spraying pretreatment production line provided by the utility model is used, the production line is started, one end of the noodle belt is placed on the noodle belt conveying component 2, the driving motor 26 of the first-stage calender 18 drives the double-chain wheel 27 to rotate, the double-chain wheel 27 drives the noodle belt conveying component 2 to run through chain transmission, the noodle belt conveying component 2 conveys the noodle belt to the calendering component 4 for calendering, the calendering component performs three times of calendering on the noodle belt through the first-stage, second-stage and third-stage calenders with different degrees, in the calendering process, the upper roller distance adjusting component 25 can automatically adjust the distance between the upper roller 22 and the lower roller 21 according to the noodle belt thickness detecting component 5, so as to adjust the calendering thickness of the noodle belt, the calendering effect is ensured, the calendered noodle belt enters the noodle cutter component 6, the noodle cutter component 6 cuts the calendered noodle belt into noodles and conveys the noodle belt into the cutting component 7, the cutting assembly 7 cuts the noodles into uniform lengths and feeds them onto the noodle transport assembly 8.

The driving motor 23 of the third-stage calender 38 drives the duplex chain wheel 27 to rotate, the duplex chain wheel 27 drives the noodle conveying assembly 8 to operate through chain transmission, noodles with uniform length are conveyed into the noodle boiling device 9 through the noodle conveying assembly 8, in the noodle boiling device 9, the chain net driving motor 51 drives the main driving chain wheel 50 to rotate through the chain net driving chain wheel 52 and the chain net driving chain 53, and then the chain net 49 is driven to move, the chain net 49 drives the noodles to enter the noodle boiling pot 11 for noodle boiling, the temperature control system in the noodle boiling pot ensures that the water temperature in the pot is kept in a normal boiling state, and the chain net 49 moves at a certain speed, so that the noodles are soaked in boiling water for enough time to be cooked.

The cooked noodles are driven by the chain net 49 to move continuously, when the cooked noodles pass through the inclined plane of the bracket 48, the fan 14 blows air to cool the cooked noodles, and the chain net 49 conveys the cooled noodles to the oil spraying device 15.

Cooled noodles are conveyed to a chain plate 59 of the oil spraying device 15 through a chain net 49, in the falling process of the noodles, oil spraying is carried out on the surfaces of the noodles through a front oil spraying nozzle assembly and a rear oil spraying nozzle assembly by an oil spraying pump 64, a chain plate main driving motor assembly 56 drives the chain plate 59 and a chain plate driven mechanism 57 to move through a chain plate main transmission mechanism 58, and the oil-sprayed noodles are conveyed to the next working procedure.

While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.

Claims

1. The utility model provides a wet noodle oil spout and oil spout pretreatment production line which characterized in that, this production line includes:

2. The wet noodle oil spraying and oil spraying pretreatment production line as claimed in claim 1, wherein the rolling assembly comprises a first level rolling machine, a second level rolling machine and a third level rolling machine which are sequentially arranged, the main structures of the three rolling machines are the same, the first level rolling machine comprises a shell which is installed on a machine frame, a lower roller and an upper roller are arranged inside the shell, a driving assembly is arranged on one side of the lower roller, a transmission assembly is arranged on the other side of the lower roller, and an upper roller distance adjusting assembly is arranged above the upper roller.

3. The wet noodle oil spraying and oil spraying pretreatment production line as claimed in claim 2, wherein the driving assembly comprises a driving motor installed below the machine frame, a duplex sprocket is connected to an output end of the driving motor, a sprocket on one side of the duplex sprocket is in transmission connection with a first lower roller sprocket arranged at one end of a lower roller through a first transmission chain, the transmission assembly comprises a second lower roller sprocket arranged at the other end of the lower roller, the second lower roller sprocket is in transmission connection with an upper roller sprocket arranged at one end of an upper roller and a transition sprocket and a tension sprocket arranged below the second lower roller sprocket through a second transmission chain, and a tension adjusting assembly is arranged inside the tension sprocket.

4. The wet noodle oil spraying and oil spraying pretreatment production line according to claim 3, characterized in that a chain wheel on the other side of the double-row chain wheel of the first-stage calender is in transmission connection with a noodle conveying chain wheel of a noodle conveying assembly through a third transmission chain to drive the noodle conveying assembly to synchronously run with the first-stage calender, one end of the noodle conveying assembly is connected to a shell of the first-stage calender, a double-row chain wheel of the third-stage calender is in transmission connection with a noodle conveying chain wheel of the noodle conveying assembly through a fourth transmission chain to drive the noodle conveying assembly to synchronously run with the third-stage calender, and the noodle conveying assembly is installed on a rack.

5. The wet noodle oil spraying and oil spraying pretreatment production line according to claim 1, wherein the dough cover thickness detection assembly is arranged on the rear side of the third-stage calender, the dough cutter assembly is arranged below the dough cover thickness detection assembly and comprises a first gear roller, a second gear roller and a dough cutter motor assembly, the cutting assembly is arranged below the dough cutter assembly and comprises a fixed cutter shaft, a rotating shaft and a cutting cutter fixed on the rotating shaft, and one end of the rotating shaft is connected with the rotating motor assembly.

6. The wet noodle oil spraying and oil spraying pretreatment production line as claimed in claim 1, wherein the conveying assembly comprises a chain net arranged above a support, a main driving chain wheel is arranged at one end of the chain net, a chain net driving motor is mounted on the support below the main driving chain wheel, a chain net driving chain wheel is arranged at the output end of the chain net driving motor, and the chain net driving chain wheel is in transmission connection with the main driving chain wheel through a chain net transmission chain.

7. The pre-processing production line for oil spraying and oil spraying of the wet noodles as claimed in claim 6, wherein the noodle boiling pot is fixed on the upper side of a support, one side of the chain net is embedded into the noodle boiling pot, one side of the support is provided with an inclined surface, the mounting support is fixed on the inclined surface of the support, and the plurality of fans are mounted on the mounting support.

8. The wet noodle oil spraying and oil spraying pretreatment production line according to claim 1, wherein the transmission chain plate assembly comprises a chain plate support which is obliquely arranged, chain plate side beams are arranged on two sides of the chain plate support, a chain plate main driving motor assembly and a chain plate driven mechanism are respectively arranged at two ends of each chain plate side beam, one side of the chain plate main driving motor assembly is connected with a chain plate main driving mechanism, and the surface of the chain plate main driving mechanism and the surface of the chain plate driven mechanism are in transmission connection with chain plates.

9. The production line of claim 1, wherein the oil spray assembly comprises a front oil spray nozzle assembly and a rear oil spray nozzle assembly which are arranged on the front side and the rear side of the upper end of the chain plate, a plurality of oil spray nozzles are arranged inside the front oil spray nozzle assembly and the rear oil spray nozzle assembly, oil covers are arranged on the outer sides of the front oil spray nozzle assembly and the rear oil spray nozzle assembly, an oil spray pump and an oil storage tank are arranged above the chain plate, and the oil storage tank, the oil spray pump, the front oil spray nozzle assembly and the rear oil spray nozzle assembly are connected through oil pipes.