阅读说明：本技术 一种静态dty纺织丝智能检测装置 (Static DTY weaving silk intellectual detection system device ) 是由 吴鑫 于 2021-10-09 设计创作，主要内容包括：本发明公开了一种静态DTY纺织丝智能检测装置,包括上油箱,所述上油箱的两侧均设置有走线箱,所述走线箱的两侧均设置有走料电机,所述上油箱的内部设置有控制电机,所述控制电机的一侧设置有控制电机输出轴,所述控制电机输出轴的一端设置有控制凸轮,所述上油箱的内部设置有第一温度传感器,所述上油箱的内部设置有液面传感器,所述走料电机的一侧设置有走料电机输出轴,所述走料电机输出轴贯穿走线箱,所述走料电机输出轴与走线箱为轴承连接,所述走料电机输出轴的一端设置有走料辊,所述走料辊设置在走线箱的内部,所述走料辊的中间接触连接有DTY丝,本发明,具有实用性强和可以实时检测控制上油率的特点。(The invention discloses a static DTY (draw texturing yarn) intelligent detection device for textile yarns, which comprises an upper oil tank, wherein both sides of the upper oil tank are provided with a wiring box, both sides of the wiring box are provided with wiring motors, the inside of the upper oil tank is provided with a control motor, one side of the control motor is provided with a control motor output shaft, one end of the control motor output shaft is provided with a control cam, the inside of the upper oil tank is provided with a first temperature sensor, the inside of the upper oil tank is provided with a liquid level sensor, one side of the wiring motor is provided with a wiring motor output shaft, the wiring motor output shaft penetrates through the wiring box, the wiring motor output shaft is connected with the wiring box through a bearing, one end of the wiring motor output shaft is provided with a wiring roller, the wiring roller is arranged inside the wiring box, and the middle of the wiring roller is in contact connection with DTY yarns. The method has the characteristics of strong practicability and capability of detecting and controlling the oiling rate in real time.)

1. The utility model provides a static DTY weaving silk intellectual detection system device, includes oil tank (1), its characterized in that: the device comprises an upper oil tank (1), a control motor (2), a control motor output shaft (3) and a control cam (4), wherein both sides of the upper oil tank (1) are respectively provided with a wiring box (7), both sides of the wiring box (7) are respectively provided with a material conveying motor (8), the interior of the upper oil tank (1) is provided with the control motor (2), one side of the control motor (2) is provided with the control motor output shaft (3), one end of the control motor output shaft (3) is provided with the control cam (4), the interior of the upper oil tank (1) is provided with a first temperature sensor (5), and the interior of the upper oil tank (1) is provided with a liquid level sensor (6);

a feeding motor output shaft is arranged on one side of the feeding motor (8), the feeding motor output shaft penetrates through the wire feeding box (7), the feeding motor output shaft is connected with the wire feeding box (7) through a bearing, a feeding roller (9) is arranged at one end of the feeding motor output shaft, the feeding roller (9) is arranged inside the wire feeding box (7), a DTY (DTY) wire (10) is connected to the middle of the feeding roller (9) in a contact mode, a laser emitting port (12) is arranged on one side of the wire feeding box (7), a square receiving port (13) is arranged on the other side of the wire feeding box (7), a second temperature sensor (14) is arranged at the lower end of the wire feeding box (7), and a marker (11) is arranged at the upper end of the wire feeding box (7);

the system used by the intelligent detection device is a detection system, the detection system comprises a diameter detection module, a temperature detection module, an input module, a rotating speed detection module and a viscosity regulation module, the temperature detection module is electrically connected with a second temperature sensor (14), the input module is electrically connected with the viscosity regulation module, and the diameter detection module is electrically connected with the viscosity regulation module;

the diameter detection module is used for detecting the diameter of the DTY (draw textured yarn) wire (10), the temperature detection module is used for detecting the internal temperature of the upper oil tank (1), the temperature detection module is used for detecting the internal temperature of the wire routing box (7), the input module is used for inputting material parameters of the DTY (draw textured yarn) wire (10) so as to obtain the oiling coefficient of the DTY, the rotating speed detection module is used for detecting the speed of the DTY (draw textured yarn) wire (10), and the viscosity adjusting module is used for adjusting the viscosity of oil in the upper oil tank (1);

the viscosity adjusting module comprises a smoothing agent injection unit, a detection unit, a stirring unit and a calculation module, the receiving module is electrically connected with the calculation module, the timing module is electrically connected with the calculation module, the temperature detection module is electrically connected with the calculation module, and the detection unit is electrically connected with the calculation module;

the smoothing agent injection unit is used for injecting a smoothing agent into the upper oil tank (1), the detection unit is used for detecting the cross-sectional area and the internal liquid level of the upper oil tank (1), the stirring unit is used for stirring to fully mix oil liquid in the upper oil tank (1) with the smoothing agent, and the calculation module is used for calculating the addition amount of the smoothing agent according to the actual oiling rate of the DTY (10) and the actual requirement on the oiling rate.

2. The intelligent detection device for the static DTY textile yarns, according to claim 1, is characterized in that: the diameter detection module comprises a laser emission module and a receiving module, the rotating speed detection module comprises a marking unit and a timing module, the laser emission module is electrically connected with a laser emission opening (12), the receiving module is electrically connected with a square receiving opening (13), and the marking unit is electrically connected with a marker (11);

the laser emitting module is used for emitting round parallel laser, the receiving module is used for calculating the irradiated area on the receiving port and converting the irradiated area signal into an electric signal, the marking unit is used for marking, and the timing module is used for timing.

3. The intelligent detection device for the static DTY textile yarns, according to claim 2, is characterized in that: the detection system comprises the following working steps:

s1: inputting material parameters of the DTY (10) before the DTY (10) enters the upper oil tank (1);

s2: the method comprises the following steps that a material feeding motor (8) is started to oil DTY (draw textured yarn) yarns (10), a diameter detection module detects the diameter of the DTY yarns (10) in real time in the yarn feeding process, and a temperature detection module detects the temperature of the external environment;

s3: the rotation speed detection unit detects a movement speed signal of the DTY (10), the detection unit detects the liquid level height and the oil temperature in the oil, corresponding parameters are converted into electrical signals, the signals are transmitted to the calculation module, and the addition of the smoothing agent is calculated;

s4: and calculating the addition amount of the smoothing agent, stopping conveying the textile yarns when the addition amount of the smoothing agent is larger than a certain value, injecting the corresponding amount of the smoothing agent into the upper oil tank (1), starting stirring by the stirring unit to ensure that the smoothing agent is fully mixed with the oil, and restarting conveying the DTY (DTY) yarns (10) after a certain time.

4. The intelligent detection device for the static DTY textile yarns, according to claim 3, is characterized in that: in the step S2, the diameter of the DTY filament (10) is calculated by the area of the laser region received by the receiving module, and the specific calculation formula is as follows:in the formula: r is the diameter of the DTY (10), s is the original area of the square receiving opening (13), s is the area of the square receiving opening (13) actually receiving the irradiation, and l is the side length of the square receiving opening (13).

5. The intelligent detection device for the static DTY textile yarns, according to claim 4, is characterized in that: in the step S3, the time of the DTY (10) in the oil is as follows:in the formula: t is the time of the DTY (10) passing through the oil, l₁The length of an upper oil tank (1) is shown, v is the wiring speed of the DTY (draw textured yarn) wire (10), and the viscosity of the oil is calculated according to the formula:

in the formula: p is oilH is the height of the liquid level in the upper oil tank (1), s is the cross-sectional area of the upper oil tank (1), n is the addition amount of the smoothing agent,the density of the oil is the density of the oil,in order to be the density of the smoothing agent,is the viscosity coefficient, and when t<t₁In time, the actual oiling rate of the DTY (10) after oil is as follows:，

in the formula: a is_{Fruit of Chinese wolfberry}Is the actual oiling rate of the DTY yarn (10),is the oiling coefficient, T, of the DTY yarn (10)₁Is the temperature of the oil, t₁For the limit time of the DTY (10), the oiling rate of the DTY (10) is regarded as more than 30% when the limit time is exceeded, the oiling rate exceeds the standard at the moment, the spinning can not be carried out, and the actual requirements of the DTY (10) are as follows:in the formula: a is_{Need to}In order to meet the requirement of the oiling rate,to the coefficient of cohesion, T₂For external temperature, the actual oil rate should equal the oil rate demand, and then derive:

。

6. the intelligent detection device for the static DTY textile yarns, according to claim 5, is characterized in that: in the step S4, whenWhen the stirring unit is started to start stirring, n₁The volume constant is adopted, namely when the addition amount of the smoothing agent is larger than or equal to the volume constant, a certain amount of smoothing agent is introduced and the stirring unit is started, after the smoothing agent is added, the DTY (10) needs to change the viscosity of the oil due to external factors and the required viscosity is increased, the material conveying is stopped, the oil in the upper oil tank (1) is completely discharged, the oil is re-injected, then the smoothing agent is introduced again, and the viscosity of the oil is adjusted to the specified value.

7. The intelligent detection device for the static DTY textile yarns, according to claim 6, is characterized in that: the inner side of the upper oil tank (1) is provided with a stainless steel coating.

Technical Field

The invention relates to the technical field of textile manufacturing, in particular to an intelligent detection device for static DTY (draw textured yarn) textile yarns.

Background

The DTY silk is at the in-process of weaving, because it is very fast to walk the line speed, need carry out oiling processing to the DTY silk, makes its and walk the frictional force reduction between the line roller, avoids the too big silk thread that leads to of frictional force to be bound and leads to the DTY silk fracture on walking the line roller.

And current weaving device lacks the detection controlling means to the rate of oiling of DTY silk, leads to unable real-time detection control rate of oiling, and then leads to the fluid on the DTY silk too much or too little, and too much can lead to the weaving DTY silk to be yellow partially, and too little then can lead to the DTY silk to take place the fracture easily at the in-process of weaving.

Therefore, it is necessary to design a static DTY intelligent detection device which has strong practicability and can detect and control the oiling rate in real time.

Disclosure of Invention

The invention aims to provide a static DTY (draw textured yarn) intelligent detection device to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: the static DTY (draw texturing yarn) intelligent detection device comprises an upper oil tank, wherein both sides of the upper oil tank are provided with a wiring box, both sides of the wiring box are provided with a wiring motor, a control motor is arranged in the upper oil tank, one side of the control motor is provided with a control motor output shaft, one end of the control motor output shaft is provided with a control cam, a first temperature sensor is arranged in the upper oil tank, and a liquid level sensor is arranged in the upper oil tank;

a feeding motor output shaft is arranged on one side of the feeding motor, the feeding motor output shaft penetrates through the wire feeding box, the feeding motor output shaft is connected with the wire feeding box through a bearing, a feeding roller is arranged at one end of the feeding motor output shaft, the feeding roller is arranged inside the wire feeding box, a DTY (draw textured yarn) is in contact connection with the middle of the feeding roller, a laser emitting port is arranged on one side of the wire feeding box, a square receiving port is arranged on the other side of the wire feeding box, a second temperature sensor is arranged at the lower end of the wire feeding box, and a marker is arranged at the upper end of the wire feeding box;

the system used by the intelligent detection device is a detection system, the detection system comprises a diameter detection module, a temperature detection module, an input module, a rotating speed detection module and a viscosity regulation module, the temperature detection module is electrically connected with a second temperature sensor, the input module is electrically connected with the viscosity regulation module, and the diameter detection module is electrically connected with the viscosity regulation module;

the diameter detection module is used for detecting the diameter of the DTY, the temperature detection module is used for detecting the internal temperature of the upper oil tank, the temperature detection module is used for detecting the internal temperature of the wiring box, the input module is used for inputting material parameters of the DTY, the oiling coefficient of the DTY is obtained by looking up a table, the rotating speed detection module is used for detecting the speed of the DTY, and the viscosity adjustment module is used for adjusting the viscosity of oil in the upper oil tank;

the viscosity adjusting module comprises a smoothing agent injection unit, a detection unit, a stirring unit and a calculation module, the receiving module is electrically connected with the calculation module, the timing module is electrically connected with the calculation module, the temperature detection module is electrically connected with the calculation module, and the detection unit is electrically connected with the calculation module;

the smoothing agent injection unit is used for injecting a smoothing agent into the upper oil tank, the detection unit is used for detecting the cross-sectional area and the internal liquid level height of the upper oil tank, the stirring unit is used for stirring to fully mix oil in the upper oil tank and the smoothing agent, and the calculation module is used for calculating the addition amount of the smoothing agent according to the actual oiling rate of the DTY and the actual requirement on the oiling rate;

according to the technical scheme, the diameter detection module comprises a laser emission module and a receiving module, the rotating speed detection module comprises a marking unit and a timing module, the laser emission module is electrically connected with a laser emission port, the receiving module is electrically connected with a square receiving port, and the marking unit is electrically connected with a marker;

the laser emitting module is used for emitting round parallel laser, the receiving module is used for calculating the irradiated area on the receiving port and converting the irradiated area signal into an electric signal, the marking unit is used for marking, and the timing module is used for timing.

According to the technical scheme, the detection system comprises the following working steps:

s1: inputting material parameters of the DTY before the DTY enters the oiling box;

s2: starting a feeding motor 8, starting oiling the DTY 1, detecting the diameter of the DTY in real time by a diameter detection module in the process of feeding the DTY, and detecting the temperature of the external environment by a temperature detection module;

s3: the rotation speed detection unit detects a movement speed signal of the DTY, the detection unit detects the liquid level inside the oil and the temperature of the oil, corresponding parameters are converted into electrical signals, the signals are transmitted to the calculation module, and the addition of the smoothing agent is calculated;

s4: and calculating the addition amount of the smoothing agent, stopping conveying the textile yarns when the addition amount of the smoothing agent is larger than a certain value, injecting the corresponding amount of the smoothing agent into an oil tank, starting stirring by a stirring unit to ensure that the smoothing agent is fully mixed with the oil, and restarting conveying the DTY yarns after a break.

According to the above technical solution, the diameter of the DTY filament in step S2 is calculated by the area of the laser receiving area of the receiving module, and the specific calculation formula is:in the formula: r is the DTY filament diameter, s_{Original source}Is the original area of the square receiving opening, s_{Fruit of Chinese wolfberry}The area of the square receiving opening actually receiving the irradiation is shown as l, and the side length of the square receiving opening is shown as l.

According to the technical scheme, in the step S3, the time of the DTY in the oil is as follows:in the formula: t is the time of the DTY yarn passing through the oil liquid, l₁The length of an upper oil tank is shown, v is the wiring speed of the DTY, and the viscosity calculation formula of the oil is as follows:

in the formula: p is the viscosity of the oil, h is the height of the liquid level in the upper oil tank, s is the cross-sectional area of the upper oil tank, n is the addition amount of the smoothing agent,the density of the oil is the density of the oil,in order to be the density of the smoothing agent,is the viscosity coefficient, and when t<t₁In time, the actual oiling rate of the DTY after passing through the oil is as follows:

in the formula: a is_{Fruit of Chinese wolfberry}To be the actual oiling rate of the DTY yarn,is the oiling coefficient, T, of DTY filaments₁Is the temperature of the oil, t₁For the DTY silk limit time, exceed the limit time, regard as the oiling rate of DTY silk to be greater than 30%, the oiling rate has exceeded standard this moment, can't weave, and the actual demand of DTY silk is:in the formula: a is_{Need to}In order to meet the requirement of the oiling rate,to the coefficient of cohesion, T₂For external temperature, the actual oil rate should equal the oil rate demand, and then derive:

。

according to the above technical solution, in the step S4, whenWhen the stirring unit is started to start stirring, n₁In volume constant, i.e. when the smoothing agent is added in an amountAnd when the volume constant is larger than or equal to the volume constant, introducing a certain amount of smoothing agent and starting the stirring unit, and after the smoothing agent is added, stopping material conveying when the requirement of the DTY to the viscosity of the oil is required to be changed and the required viscosity is increased due to external factors, completely discharging the oil in the oil applying tank, re-injecting the oil, then introducing the smoothing agent again, and adjusting the viscosity of the oil to a specified value.

According to the technical scheme, the inner side of the upper oil tank is provided with the stainless steel coating.

Compared with the prior art, the invention has the following beneficial effects: according to the invention, the oiling rate required by the DTY during spinning is judged by detecting the temperature during spinning, the wiring speed of the DTY during spinning and the like, the oiling rate of the DTY is calculated according to the viscosity of oil, the time of the DTY in the oil and the temperature of the oil, and the oiling rate of the oil can be controlled in real time by controlling the viscosity of the oil in real time, so that the oiling rate of the DTY cannot be too high to cause the DTY to be yellow, and the oiling rate of the DTY cannot be too low to cause the DTY to be easy to break.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic block diagram of the system of the present invention;

FIG. 2 is a schematic overall perspective view of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the routing box of the present invention;

in the figure: 1. an upper oil tank; 2. controlling the motor; 3. controlling the output shaft of the motor; 4. a control cam; 5. a first temperature sensor; 6. a liquid level sensor; 7. a wiring box; 8. a feeding motor; 9. a feeding roller; 10. DTY (draw texturing yarn); 11. a marker; 12. a laser emitting port; 13. a receiving port; 14. a second temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a static DTY (digital delay time) spinning yarn intelligent detection device comprises an upper oil tank 1, wherein both sides of the upper oil tank 1 are provided with a wiring box 7, both sides of the wiring box 7 are provided with a material feeding motor 8, the inside of the upper oil tank 1 is provided with a control motor 2, one side of the control motor 2 is provided with a control motor output shaft 3, one end of the control motor output shaft 3 is provided with a control cam 4, the inside of the upper oil tank 1 is provided with a first temperature sensor 5, and the inside of the upper oil tank 1 is provided with a liquid level sensor 6; the control motor 2 controls the control cam 4 to rotate, the first temperature sensor 5 is used for detecting the temperature of oil in the upper oil tank 1, and the liquid level sensor 6 is used for detecting the liquid level height in the upper oil tank 1;

a material feeding motor output shaft is arranged on one side of the material feeding motor 8 and penetrates through the wire feeding box 7, the material feeding motor output shaft is connected with the wire feeding box 7 through a bearing, a material feeding roller 9 is arranged at one end of the material feeding motor output shaft, the material feeding roller 9 is arranged inside the wire feeding box 7, a DTY (draw textured yarn) wire 10 is connected in contact with the middle of the material feeding roller 9, a laser emitting port 12 is arranged on one side of the wire feeding box 7, a square receiving port 13 is arranged on the other side of the wire feeding box 7, a second temperature sensor 14 is arranged at the lower end of the wire feeding box 7, and a marker 11 is arranged at the upper end of the wire feeding box 7; the control cam 4 can press the DTY (draw textured yarn) 10 into oil to finish oiling, the feeding roller 9 is used for routing, the second temperature sensor 14 is used for detecting the temperature of the external environment, and the marker 11 is used for marking a certain point of the feeding roller 9, so that the rotation speed of the feeding roller 9 can be conveniently calculated in a subsequent pair mode;

the system used by the intelligent detection device is a detection system, the detection system comprises a diameter detection module, a temperature detection module, an input module, a rotating speed detection module and a viscosity regulation module, the temperature detection module is electrically connected with the second temperature sensor 14, the input module is electrically connected with the viscosity regulation module, and the diameter detection module is electrically connected with the viscosity regulation module;

the diameter detection module is used for detecting the diameter of the DTY (draw textured yarn) wire 10, the temperature detection module is used for detecting the internal temperature of the upper oil tank 1, the temperature detection module is used for detecting the internal temperature of the wiring box 7, the input module is used for inputting material parameters of the DTY wire 10, the oiling coefficient of the DTY wire is obtained by looking up a table, the rotating speed detection module is used for detecting the speed of the DTY wire 10, and the viscosity adjustment module is used for adjusting the viscosity of oil in the upper oil tank 1;

the viscosity adjusting module comprises a smoothing agent injection unit, a detection unit, a stirring unit and a calculation module, the receiving module is electrically connected with the calculation module, the timing module is electrically connected with the calculation module, the temperature detection module is electrically connected with the calculation module, and the detection unit is electrically connected with the calculation module;

the smoothing agent injection unit is used for injecting the smoothing agent into the upper oil tank 1, the detection unit is used for detecting the cross-sectional area and the internal liquid level height of the upper oil tank 1, the stirring unit is used for stirring to fully mix oil in the upper oil tank 1 with the smoothing agent, and the calculation module is used for calculating the addition amount of the smoothing agent according to the actual oiling rate of the DTY (draw textured yarn) 10 and the actual requirement on the oiling rate.

The diameter detection module comprises a laser emission module and a receiving module, the rotating speed detection module comprises a marking unit and a timing module, the laser emission module is electrically connected with the laser emission port 12, the receiving module is electrically connected with the square receiving port 13, and the marking unit is electrically connected with the marker 11;

the laser emitting module is used for emitting circular parallel laser, the receiving module is used for calculating the irradiated area on the receiving port and converting the irradiated area signal into an electric signal, the marking unit is used for marking, and the timing module is used for timing.

The working steps of the detection system are as follows:

s1: inputting the material parameters of the DTY 10 before the DTY 10 enters the upper oil tank 1;

s2: starting a feeding motor 8, starting oiling DTY (draw textured yarn) 10, detecting the diameter of the DTY 10 in real time by a diameter detection module in the process of feeding, and detecting the temperature of the external environment by a temperature detection module;

s3: the rotation speed detection unit detects a movement speed signal of the DTY 10, the detection unit detects the liquid level height and the oil temperature in the oil, corresponding parameters are converted into electrical signals, the signals are transmitted to the calculation module, and the addition of the smoothing agent is calculated;

s4: and calculating the addition amount of the smoothing agent, stopping conveying the textile yarns when the addition amount of the smoothing agent is larger than a certain value, injecting the corresponding amount of the smoothing agent into the upper oil tank 1, starting stirring by the stirring unit to ensure that the smoothing agent is fully mixed with the oil liquid, and restarting conveying the DTY 10 after a break.

In step S2, the diameter of the DTY wire 10 is calculated by the area of the laser region received by the receiving module, and the specific calculation formula is:in the formula: r is the diameter of DTY 10, s_{Original source}Is the original area, s, of the square receiving opening 13_{Fruit of Chinese wolfberry}The area of the square receiving opening 13 actually receiving the irradiation is denoted by l, which is the side length of the square receiving opening 13.

In step S3, the time of the DTY yarn 10 in the oil is:in the formula: t is the time of the DTY 10 passing through the oil, l₁For the length of the oil box 1, v is the line speed of the DTY 10, and the oil viscosity calculation formula is:

in the formula: p is the viscosity of the oil, h is the height of the liquid level in the upper oil tank 1, s is the cross-sectional area of the upper oil tank 1, n is the addition amount of the smoothing agent,the density of the oil is the density of the oil,in order to be the density of the smoothing agent,is the viscosity coefficient, and when t<t₁In time, the actual oiling rate of the DTY yarn 10 after passing through the oil is:

in the formula: a is_{Fruit of Chinese wolfberry}To the actual oiling rate of the DTY yarn 10,is the oiling coefficient, T, of DTY yarn 10₁Is the temperature of the oil, t₁For the limit time of the DTY yarn 10, the oiling rate of the DTY yarn 10 is regarded as more than 30% when the limit time is exceeded, the oiling rate exceeds the standard at the moment, the spinning cannot be carried out, and the actual requirements of the DTY yarn 10 are as follows:in the formula: a is_{Need to}In order to meet the requirement of the oiling rate,to the coefficient of cohesion, T₂For external temperature, the actual oil rate should equal the oil rate demand, and then derive:

(ii) a In order to avoid wire breakage, the required oiling rate can be calculated according to the diameter, the wiring rate, the external temperature, the material coefficient and the like of the DTY 10, the obtained oiling rate can be calculated according to the temperature, the viscosity and the material parameters of the oil, the oiling rate and the viscosity should be equal, and the amount of the smoothing agent to be added can be calculated.

In step S4, whenWhen the stirring unit is started to start stirring, n₁The volume constant is set, namely when the addition amount of the smoothing agent is more than or equal to the volume constant, a certain amount of smoothing agent is introduced and the stirring unit is started, after the smoothing agent is added, the DTY 10 needs to change the viscosity demand of the oil due to external factors and the required viscosity is increased, the material conveying is stopped, the oil in the upper oil tank 1 is completely discharged, the oil is re-injected, then the smoothing agent is introduced again, and the viscosity of the oil is adjusted to the specified value.

The inner side of the upper oil tank 1 is provided with a stainless steel coating.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.