CN210415219U - Novel heating roller of calender - Google Patents

Abstract

The utility model discloses a novel calender heating roller, including calendering roller, heat conduction oil cavity, oil filler point, exhaust hole, right axle end, left axle end, calendering roller heater, sealed pad and temperature detection sensor, calendering roller both ends are provided with right axle end and left axle end respectively, the calendering roller has seted up the oil filler point near right axle end on the surface, and the calendering roller has seted up the exhaust hole near left axle end on the surface, the calendering roller is installed temperature detection sensor near the side end face of left axle end, the calendering roller inner chamber forms confined heat conduction oil cavity with the right axle end and the left axle end that set up at both ends; the utility model discloses, be favorable to the temperature height of accurate control heating roller to guarantee calendering roller surface temperature's the degree of consistency, realized pollution-free, energy-concerving and environment-protective, eliminated the potential safety hazard, also do not have the great mould temperature machine of external volume simultaneously, practiced thrift the cost, reduced the occupation of land space.

Description

Novel heating roller of calender

Technical Field

The utility model relates to a heating roller equipment field specifically is a novel calender heating roller.

Background

With the development of new materials and functional new materials, more and more materials need to be produced by a calendering process, and particularly, some calendering rollers need to be heated to a certain stability for hot pressing to generate heat, so that the demand on the heating rollers is more and more. At present, the internal roller heating mode generally adopts an external mold temperature machine mode, water heating and oil heating are adopted, no matter water heating or oil heating is adopted, an external heat source is adopted to provide heat, the interior of the roller is conveyed through a pipeline, circulation is formed, heat is continuously provided for the roller, the external mold temperature machine occupies space, heat loss is formed on the conveyed pipeline, meanwhile, potential hidden dangers of scalding workers exist in the conveyed pipeline, and therefore energy consumption is high, attractiveness is affected, and potential safety hazards exist; the connected pipeline and the joint are easy to leak, and oil pollution or water vapor leakage is caused to the environment; in view of these drawbacks, it is necessary to design a new type of heated roller for calender.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel calender heats roller is favorable to the temperature height of accurate control heating roller to guarantee the degree of consistency of calender roll surface temperature, realized pollution-free, energy-concerving and environment-protective, eliminated the potential safety hazard, also do not have the great mould temperature machine of external volume simultaneously, practiced thrift the cost, reduced occupation of land space.

The purpose of the utility model can be realized by the following technical scheme:

a novel heating roller of a calender comprises a calendering roller, a heat-conducting oil cavity, an oil filling hole, an exhaust hole, a right shaft end, a left shaft end, a calendering roller heater, a sealing gasket and a temperature detection sensor, wherein the right shaft end and the left shaft end are respectively arranged at two ends of the calendering roller;

the oil injection hole and the exhaust hole are communicated with the heat conduction oil cavity, and the heating end of the calendering roller heater extends into the heat conduction oil cavity.

As a further aspect of the present invention: the temperature detection sensor electric connection external PLC controller input, just PLC controller output electric connection calendering roller heater, the temperature detection sensor electric connection external display screen, just the PLC controller is an FX2N-4AD controller.

The utility model has the advantages that: hard chrome is electroplated on calendering roller surface, pour into the heat conduction oil cavity with high-quality conduction oil through the oil filler point, heat through calendering roller heater, aqueous vapor passes through the exhaust hole and discharges when heating, and regularly inject the conduction oil into at regular time and quantity when heating, until filling the oil pocket basically, temperature detection sensor detects the temperature on the heating roller, when the temperature reaches the default of PLC controller, PLC controller control calendering roller heater stops heating, through external PLC controller and display screen, the temperature height of accurate control heating roller, thereby guarantee the degree of consistency of calendering roller surface temperature, pollution-free has been realized, energy-concerving and environment-protective, the potential safety hazard has been eliminated, also there is not the great mould temperature machine of external volume simultaneously, the cost is saved, the occupation of land space has been reduced.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall internal structure of the present invention;

in the figure: 1. a calender roll; 2. a heat conducting oil cavity; 3. an oil filler hole; 4. an exhaust hole; 5. a right shaft end; 6. a left shaft end; 7. a calendering roller heater; 8. a gasket; 9. and a temperature detection sensor.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, a novel heating roller of a calender comprises a calendering roller 1, a heat-conducting oil cavity 2, an oil filling hole 3, an air exhaust hole 4, a right shaft end 5, a left shaft end 6, a calendering roller heater 7, a sealing gasket 8 and a temperature detection sensor 9, wherein the right shaft end 5 and the left shaft end 6 are respectively arranged at two ends of the calendering roller 1, the oil filling hole 3 is formed on the surface of the calendering roller 1 close to the right shaft end 5, the air exhaust hole 4 is formed on the surface of the calendering roller 1 close to the left shaft end 6, the temperature detection sensor 9 is arranged on the side end surface of the calendering roller 1 close to the left shaft end 6, the inner cavity of the calendering roller 1, the right shaft end 5 and the left shaft end 6 which are arranged at two ends form a closed heat-conducting oil cavity 2, and the end surface of the left shaft end 6 is fixedly;

wherein, the oil injection hole 3 and the exhaust hole 4 are communicated with the heat-conducting oil cavity 2, and the heating end of the calendering roller heater 7 extends into the heat-conducting oil cavity 2;

wherein, the external PLC controller input of temperature detection sensor 9 electric connection, and PLC controller output electric connection calendering roller heater 7, the external display screen of temperature detection sensor 9 electric connection carries out the demonstration of temperature value, and the temperature is watched to more audio-visual, and the PLC controller is an FX2N-4AD controller.

The utility model discloses a theory of operation: hard chrome is electroplated on the surface of a calendering roller 1, high-quality heat conduction oil is injected into a heat conduction oil cavity 2 through an oil injection hole 3, heating is carried out through a calendering roller heater 7, steam is discharged through an exhaust hole 4 while heating, heat conduction oil is injected at regular time and quantity while heating, until the oil injection cavity is basically filled, the temperature on a heating roller is detected by a temperature detection sensor 9, when the temperature reaches the preset value of a PLC (programmable logic controller), the calendering roller heater 7 is controlled by the PLC to stop heating, the temperature of the heating roller is accurately controlled through an external PLC and a display screen, the uniformity of the surface temperature of the calendering roller 1 is ensured, no pollution is realized, energy is saved, the environment is protected, the potential safety hazard is eliminated, meanwhile, a large-size die temperature machine is not arranged, the cost is saved, and the occupied space is reduced.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (2)

1. A novel heating roller of a calender is characterized by comprising a calender roller (1), a heat-conducting oil cavity (2), an oil filling hole (3), exhaust holes (4), a right shaft end (5), a left shaft end (6), a calender roller heater (7), a sealing gasket (8) and a temperature detection sensor (9), wherein the two ends of the calender roller (1) are respectively provided with the right shaft end (5) and the left shaft end (6), the surface of the calender roller (1) close to the right shaft end (5) is provided with the oil filling hole (3), the surface of the calender roller (1) close to the left shaft end (6) is provided with the exhaust holes (4), the end face of the calender roller (1) close to the left shaft end (6) is provided with the temperature detection sensor (9), and the inner cavity of the calender roller (1) and the right shaft end (5) and the left shaft end (6) arranged at the two ends form a closed heat-conducting oil cavity (2), the end face of the left shaft end (6) is fixedly connected with a calendering roller heater (7) through a sealing gasket (8);

the oil filling hole (3) and the exhaust hole (4) are communicated with the heat-conducting oil cavity (2), and the heating end of the calendering roller heater (7) extends into the heat-conducting oil cavity (2).

2. The novel calender heating roller as claimed in claim 1, wherein the temperature detection sensor (9) is electrically connected to an external PLC controller input terminal, the PLC controller output terminal is electrically connected to the calender roller heater (7), the temperature detection sensor (9) is electrically connected to an external display screen, and the PLC controller is an FX2N-4AD controller.

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