Summary of the invention
The object of this invention is to provide a kind of high molecular leather release liners production technology that effectively can improve the production efficiency of leather products, reduce production cost.
For realizing above object, a kind of high molecular leather release liners production technology of the present invention is: at body paper backside coating resistance to oxidation liquid glue, instantaneous high-temperature, heated-air drying, carry out ultraviolet (UV) solidification process, deliver to composite embossed unit, layer high molecule resin is pushed away signature device by the melting of hot reflux high speed to be pushed to high temperature, the clearance-type of high pressure subtracts stream shower nozzle, evenly be injected in body paper front, formed with body paper and partly soak into combination, and carry out machine printed simultaneously, macromolecular material is combined with body paper, form leather pattern, rolling after deburring arranges, obtain high molecular leather release liners.
Further, described ultraviolet irradiation intensity is 40-200 μ W/cm
2.
Further, described in subtract stream shower nozzle in temperature be 130-450 DEG C, pressure is 5-23MPa.
Further, the pressure that described machinery is suppressed is not less than 100 tons.
Further, described embossing speed is 40-80m/min.
Further, the melting of described hot reflux high speed pushes away signature device and comprises frame, described machine frame inside is connected with Duo Zutuiya mechanism and subtracts stream shower nozzle, and described Tui Ya mechanism comprises motor, screw mechanism and pressurizing filter mechanism, and described motor is connected with the tail end of screw mechanism by decelerator; The top of described screw mechanism is flowed shower nozzle by pressurizing filter mechanism and is connected with subtracting; Described Duo Zutuiya mechanism parallel combinations.
Further, described screw mechanism is followed successively by metering section, hot reflux section by tail end to top, supercharging mixing section, fluxing zone, supercharging section, shear at high temperature section, feeding preheating section and link; Described link is connected with pressurizing filter mechanism; The screw thread trend of described hot reflux section moves towards contrary with the screw thread of screw mechanism main body.
Further, subtract stream shower nozzle described in and comprise the high temperature chamber of housing and inside thereof, high temperature runner, temperature sensor, gap shower nozzle and expanding screw hydrant gap adjustment valve; One end, described high temperature chamber is connected with screw mechanism by pressurizing filter device, the other end and high temperature flow passage; Described high temperature runner is communicated with gap shower nozzle by expanding screw hydrant gap adjustment valve; Described temperature sensor is connected with high temperature chamber.
Further, described in subtract in stream shower nozzle and be also provided with servo-drive speed-adjustable and subtract stream proportional valve, described servo-drive speed-adjustable subtracts stream proportional valve and is positioned at the outlet of high temperature chamber.
Further, described in subtract stream shower nozzle in be also provided with thermal insulation layer, described thermal insulation layer is between adjacent two high temperature chambeies.
The beneficial effect that the present invention produces is, the present invention is by body paper, macromolecular material, resistance to oxidation liquid glue is raw material, signature device is pushed away by hot reflux high speed melting spiral, by multiple macromolecular material under the state of hot reflux high-speed molten, carry out microcosmic Combined Processing, change its original molecular structure, and according to the direction of technological requirement, rearrange, crystallisation solidification is in sanction body (paper), after compound, macroscopic view sees it is the material that one deck is identical, but from microcosmic, still belong to the interlayer compound of multiple different macromolecular material, thus form a kind of novel dermatine moulding material, there is stronger oxidative resistance, easy fissility, embossing stereovision is stronger, not easily produce the characteristics such as deformation.
Compare with traditional leather release liners manufacture craft, production technology of the present invention is combined with paper after clearance-type subtracts the ejection of stream shower nozzle by separated type material, and carry out machinery simultaneously and suppress, temperature is now 220-350 DEG C, the speed of embossing can be increased to 40-80 rice per minute, the production efficiency of effective raising leather products, reduces the production cost of 50-70%.
Detailed description of the invention
A kind of high molecular leather release liners production technology, comprises the steps:
1) that body paper is put into production line puts paper unit, by vector converter drive system, body paper is delivered to back of the body gluing solution unit, and tension force controls as full-automatic weighing apparatus tension force PLC system auto computing therebetween.
2) described body paper is at back of the body gluing solution unit, through net roller coating, resistance to oxidation liquid glue is coated on the back side of body paper, instantaneous high-temperature, heated-air drying, carries out ultraviolet (UV) solidification process, ultraviolet irradiation intensity: 40-200 μ W/cm
2.
3) body paper completing back of the body painting is delivered to composite embossed unit by servomotor by the driving of motion controller, layer high molecule resin is pushed away by the melting of hot reflux high speed and gives as security the clearance-type that pushes to high temperature, high pressure of device and subtract stream shower nozzle, evenly be injected in body paper front, formed with paper and partly soak into combination, described subtract stream shower nozzle in temperature be 130-450 DEG C, pressure is 5-23MPa; And through more than 100 tons mechanical pressures, macromolecular material and body paper are carried out high strength bond, the leather pattern required for being extruded by high pressure simultaneously, embossing speed is 40-80m/min.
4) after composite embossed completes, then be transported to x-ray detection system by servo electrical machinery system, material error is revised, carry out finished product by vector converter motor after having revised and batch, obtain high molecular leather release liners.
Wherein, hot reflux high speed melting spiral pushes away signature device, comprise frame 6, described machine frame inside is connected with Duo Zutuiya mechanism and subtracts stream shower nozzle 1, described Tui Ya mechanism comprises motor 5, screw mechanism 3 and pressurizing filter mechanism 2, described motor 5 is connected with the tail end of screw mechanism 3, for screw mechanism provides kinetic energy by decelerator 4; The top of described screw mechanism 3 is flowed shower nozzle 1 by pressurizing filter mechanism 2 and is connected with subtracting.Described macromolecule material, through the high speed melting of Tui Ya mechanism, pushes away signature to subtracting stream shower nozzle, sprays from subtracting stream shower nozzle, is injected in body paper front and body paper uniformly and is formed and partly soak into combination.
As shown in Figure 2, described screw mechanism 3 is followed successively by metering section 31, hot reflux section 32 by tail end to top, supercharging mixing section 33, fluxing zone 34, supercharging section 35, shear at high temperature section 36, feeding preheating section 37 and link 38; Described link 38 is provided with fine thread, is threaded with pressurizing filter mechanism 2; The screw thread trend of described hot reflux section moves towards contrary with the screw thread of screw mechanism main body, for generation of buffer brake, produces hot reflux; Described metering section is for measuring the volume of macromolecule material.
As shown in Figure 3, subtract stream shower nozzle 1 described in and comprise the high temperature chamber 11 of housing 10 and inside thereof, high temperature runner 12, temperature sensor 13, gap shower nozzle 14 and expanding screw hydrant gap adjustment valve 15; One end, described high temperature chamber is connected with screw mechanism by pressurizing filter mechanism, the other end and high temperature flow passage; Described high temperature runner is communicated with gap shower nozzle by expanding screw hydrant gap adjustment valve; Described temperature sensor is connected with high temperature chamber, for responding to the temperature of charge in high temperature chamber.
If the macromolecule release liners of producing needs multiple macromolecular material compound, the present invention can by Duo Zutuiya mechanism parallel combinations, the corresponding stream shower nozzle that subtracts comprises many group high temperature chambeies, namely often kind of macromolecular material is through Zu Tuiya mechanism high speed melting, push away and give as security to high temperature chamber, many group high temperature chambeies are communicated in high temperature runner, thus realize multiple macromolecular material compound in high temperature runner, come together in gap shower nozzle, after compound, macroscopic view sees it is the material that one deck is identical.
Because the viscosity of macromolecule material under high melt state is different, the speed sprayed to gap shower nozzle by high temperature chamber is different, multiple macromolecule material is easily caused to mix uneven, affect the quality of release liners, therefore subtract described in stream shower nozzle in be also provided with servo-drive speed-adjustable subtract stream proportional valve 16, described servo-drive speed-adjustable subtracts stream proportional valve and is positioned at the outlet of high temperature chamber, for controlling the flowing velocity of material in high temperature chamber, the flow velocity of material in each high temperature chamber is consistent, mix in high temperature runner, spray simultaneously, and be injected in body paper front equably.
Temperature needed for different macromolecule materials is different, and the temperature often organized in high temperature chamber is different, in order to prevent the temperature in adjacent two high temperature chambeies to be affected, is also provided with thermal insulation layer 17 between described two adjacent groups high temperature chamber.
Described macromolecule material completes high melt through the technique such as mixing, plasticizing, supercharging, hot reflux, shear at high temperature, preheating in screw mechanism, again after pressurizing filter, push away signature to the high temperature chamber subtracted in stream shower nozzle, macromolecule material in many groups high temperature chamber is mixed in high temperature channel, and sprays in gap shower nozzle.
Embodiment 1:
A kind of high molecular leather release liners production technology, comprises the steps:
1) that body paper is put into production line puts paper unit, by vector converter drive system, body paper is delivered to back of the body gluing solution unit, and tension force controls as full-automatic weighing apparatus tension force PLC system auto computing therebetween.
2) described body paper is at back of the body gluing solution unit, through net roller coating, resistance to oxidation liquid glue is coated on the back side of body paper, instantaneous high-temperature, heated-air drying, and carry out ultraviolet (UV) solidification process, ultraviolet irradiation intensity is 40 μ W/cm
2.
3) body paper completing back of the body painting is delivered to composite embossed unit by servomotor by the driving of motion controller, layer high molecule resin is pushed away by the melting of hot reflux high speed and gives as security the clearance-type that pushes to high temperature, high pressure of device and subtract stream shower nozzle, evenly be injected in body paper front, formed with paper and partly soak into combination, described subtract stream shower nozzle in temperature be 130 DEG C, pressure is 5MPa; And through more than 100 tons mechanical pressures, macromolecular material and body paper are carried out high strength bond, the leather pattern required for being extruded by high pressure simultaneously, embossing speed is 40m/min.
4) after composite embossed completes, then be transported to x-ray detection system by servo electrical machinery system, material error is revised, carry out finished product by vector converter motor after having revised and batch, obtain high molecular leather release liners.
Embodiment 2:
A kind of high molecular leather release liners production technology, comprises the steps:
1) that body paper is put into production line puts paper unit, by vector converter drive system, body paper is delivered to back of the body gluing solution unit, and tension force controls as full-automatic weighing apparatus tension force PLC system auto computing therebetween.
2) described body paper is at back of the body gluing solution unit, through net roller coating, resistance to oxidation liquid glue is coated on the back side of body paper, instantaneous high-temperature, heated-air drying, and carry out ultraviolet (UV) solidification process, ultraviolet irradiation intensity is 80 μ W/cm
2.
3) body paper completing back of the body painting is delivered to composite embossed unit by servomotor by the driving of motion controller, layer high molecule resin is pushed away by the melting of hot reflux high speed and gives as security the clearance-type that pushes to high temperature, high pressure of device and subtract stream shower nozzle, evenly be injected in body paper front, formed with paper and partly soak into combination, described subtract stream shower nozzle in temperature be 200 DEG C, pressure is 10MPa; And through more than 100 tons mechanical pressures, macromolecular material and body paper are carried out high strength bond, the leather pattern required for being extruded by high pressure simultaneously, embossing speed is 50m/min.
4) after composite embossed completes, then be transported to x-ray detection system by servo electrical machinery system, material error is revised, carry out finished product by vector converter motor after having revised and batch, obtain high molecular leather release liners.
Embodiment 3:
A kind of high molecular leather release liners production technology, comprises the steps:
1) that body paper is put into production line puts paper unit, by vector converter drive system, body paper is delivered to back of the body gluing solution unit, and tension force controls as full-automatic weighing apparatus tension force PLC system auto computing therebetween.
2) described body paper is at back of the body gluing solution unit, through net roller coating, resistance to oxidation liquid glue is coated on the back side of body paper, instantaneous high-temperature, heated-air drying, and carry out ultraviolet (UV) solidification process, ultraviolet irradiation intensity is 120 μ W/cm
2.
3) body paper completing back of the body painting is delivered to composite embossed unit by servomotor by the driving of motion controller, layer high molecule resin is pushed away by the melting of hot reflux high speed and gives as security the clearance-type that pushes to high temperature, high pressure of device and subtract stream shower nozzle, evenly be injected in body paper front, formed with paper and partly soak into combination, described subtract stream shower nozzle in temperature be 300 DEG C, pressure is 15MPa; And through more than 100 tons mechanical pressures, macromolecular material and body paper are carried out high strength bond, the leather pattern required for being extruded by high pressure simultaneously, embossing speed is 60m/min.
4) after composite embossed completes, then be transported to x-ray detection system by servo electrical machinery system, material error is revised, carry out finished product by vector converter motor after having revised and batch, obtain high molecular leather release liners.
Embodiment 4
A kind of high molecular leather release liners production technology, comprises the steps:
1) that body paper is put into production line puts paper unit, by vector converter drive system, body paper is delivered to back of the body gluing solution unit, and tension force controls as full-automatic weighing apparatus tension force PLC system auto computing therebetween.
2) described body paper is at back of the body gluing solution unit, through net roller coating, resistance to oxidation liquid glue is coated on the back side of body paper, instantaneous high-temperature, heated-air drying, carries out ultraviolet (UV) solidification process, ultraviolet irradiation intensity: 160 μ W/cm
2.
3) body paper completing back of the body painting is delivered to composite embossed unit by servomotor by the driving of motion controller, layer high molecule resin is pushed away by the melting of hot reflux high speed and gives as security the clearance-type that pushes to high temperature, high pressure of device and subtract stream shower nozzle, evenly be injected in body paper front, formed with paper and partly soak into combination, described subtract stream shower nozzle in temperature be 400 DEG C, pressure is 20MPa; And through more than 100 tons mechanical pressures, macromolecular material and body paper are carried out high strength bond, the leather pattern required for being extruded by high pressure simultaneously, embossing speed is 70m/min.
4) after composite embossed completes, then be transported to x-ray detection system by servo electrical machinery system, material error is revised, carry out finished product by vector converter motor after having revised and batch, obtain high molecular leather release liners.
Embodiment 5
A kind of high molecular leather release liners production technology, comprises the steps:
1) that body paper is put into production line puts paper unit, by vector converter drive system, body paper is delivered to back of the body gluing solution unit, and tension force controls as full-automatic weighing apparatus tension force PLC system auto computing therebetween.
2) described body paper is at back of the body gluing solution unit, through net roller coating, resistance to oxidation liquid glue is coated on the back side of body paper, instantaneous high-temperature, heated-air drying, carries out ultraviolet (UV) solidification process, ultraviolet irradiation intensity: 200 μ W/cm
2.
3) body paper completing back of the body painting is delivered to composite embossed unit by servomotor by the driving of motion controller, layer high molecule resin is pushed away by the melting of hot reflux high speed and gives as security the clearance-type that pushes to high temperature, high pressure of device and subtract stream shower nozzle, evenly be injected in body paper front, formed with paper and partly soak into combination, described subtract stream shower nozzle in temperature be 450 DEG C, pressure is 23MPa; And through more than 100 tons mechanical pressures, macromolecular material and body paper are carried out high strength bond, the leather pattern required for being extruded by high pressure simultaneously, embossing speed is 80m/min.
After composite embossed completes, then be transported to x-ray detection system by servo electrical machinery system, material error is revised, carry out finished product by vector converter motor after having revised and batch, obtain high molecular leather release liners.
Embodiment 6
As shown in Figure 4 and Figure 5, if the macromolecule release liners of producing needs two kinds of macromolecular material compounds, hot reflux high speed melting spiral of the present invention pushes away signature device can by Liang Zutuiya mechanism parallel combinations, the corresponding housing subtracting stream shower nozzle comprises two high temperature chambeies, the one end in described each high temperature chamber is connected with screw mechanism respectively by pressurizing filter mechanism, the other end all with high temperature flow passage, come together in gap shower nozzle, thus realize by two kinds of macromolecular material compounds.
Embodiment 7
As shown in Figure 6 and Figure 7, if the macromolecule release liners of producing needs three kinds of macromolecular material compounds, hot reflux high speed melting spiral of the present invention pushes away signature device can by three Zu Tuiya mechanism parallel combinations, the corresponding housing subtracting stream shower nozzle comprises three high temperature chambeies, the one end in described each high temperature chamber is connected with screw mechanism respectively by pressurizing filter mechanism, the other end all with high temperature flow passage, come together in gap shower nozzle, thus realize by three kinds of macromolecular material compounds.
Embodiment 8
As shown in Figure 8 and Figure 9, if the macromolecule release liners of producing needs five kinds of macromolecular material compounds, hot reflux high speed melting spiral of the present invention pushes away signature device can by five Zu Tuiya mechanism parallel combinations, the corresponding housing subtracting stream shower nozzle comprises five high temperature chambeies, the one end in described each high temperature chamber is connected with screw mechanism respectively by pressurizing filter mechanism, the other end all with high temperature flow passage, come together in gap shower nozzle, thus realize by five kinds of macromolecular material compounds.
Same, the present invention can by 1-7 Zu Tuiya mechanism parallel combinations, to realize 1-7 kind macromolecular material compound.