Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, mainly solve the restriction that tape width is subjected to calender working roll cylinder size, the vertical steel cord spacing that solves adhesive tape uneven thickness and steel curtain net changes and the cord distortion.Provide a kind of production flexible, the whole piece conveyor belt tension is even, the sizing material good penetrability, and the compactness height, film thickness is easy to control, and the spacing of steel cord is stable longitudinally, and the broadwise cord keeps the production method of the IW steel curtain mesh tape cold moudling car compound belt blank of straight Founder.
According to technical scheme provided by the invention, the production method of IW steel curtain mesh tape cold moudling car compound belt blank, technological process is: and cold feed wide rubber sheet extrusion calendaring linkage production line slice → cold feed wide rubber sheet extrusion calendaring linkage production line is compound → and the cold moudling car is compound → side cut → made-up belt.Made-up belt is finished on the cold moudling car, comprises following processing step:
1, core glue and rubber cover slice
With the elastomeric compound of the elastomeric compound of core glue, rubber cover respectively by the cold feed wide rubber sheet extruder extrude, the two-roll calendar calendaring linkage production line is made core glue film and the rubber cover film, core glue film and rubber cover film are isolated no tension coiling with shield respectively.Two-roll calendar roller deflection compensation adopts axle to intersect and regulates, and eliminates film section thick middle, the thin swelling-waist shape in both sides.
45~75 ℃ of the extruder temperatures that cold feed extruder is extruded, 40~70 ℃ of plasticization temperatures, 50~80 ℃ of extrusion temperatures, 65~95 ℃ of the shape of the mouth as one speaks.
Two-roll calendar: 30~60 ℃ of roller temperatures are prolonged in two roll-ins, and 70~100 ℃ of film temperature are prolonged in two roll-ins, and slice speed is 3~11m/min.
2, core glue film and rubber cover film are compound
Can be compound by two pressure rollers of cold feeding width rubber sheet extrusion calendaring production line, make compound film roll, following compound film roll.
Compound film temperature is 10~50 ℃, and the compound operating pressure of two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line is 0.2~0.6MPa, and recombination velocity is 3~11m/min.
3, between the permanent tension station of steel cable belt production line and cold moudling car, IW steel curtain net is set and leads open-shelf, and leading the device that setting has unwinding and rewinding and permanent tension function in the open-shelf.
4, made-up belt is compound
Last compound film roll, following compound film roll are shelved leading in the open-shelf of cold moudling car, and IW steel curtain net volume is shelved on permanent tension force and leads in the open-shelf; Confirm the core glue film of broadwise cord towards last compound film, the core glue film of following compound film is towards IW steel curtain net, and the leader tapes of IW steel curtain net volume is connected with traction cloth, applies permanent tension force 2~6kN; The shield that to go up compound film roll, following compound film roll before the cold moudling car is compound batches, down compound film, IW steel curtain net, go up the flat board of colding pressing that compound film is guided the cold moudling car simultaneously into, IW steel curtain net puts and last compound film, down cold pressing by the cold moudling car between the compound film dull and stereotyped compound in aggregates.Unit pressure: 2.5~4Mpa colds pressing.
5, cut edge into made-up belt by technological requirement.Made-up belt width=tape width.
Compared with the prior art the present invention has the following advantages: the enterprise that is applicable to existing steel cable belt production line, make full use of existing equipments resources, produce flexibly, improve work efficiency and usage ratio of equipment, the whole piece conveyor belt tension is even, the sizing material good penetrability, the compactness height, film thickness is easy to control, and the spacing of steel cord is stable longitudinally, and the broadwise cord keeps straight Founder.
The specific embodiment
Below in conjunction with concrete drawings and Examples the present invention is further described.
Embodiment one:
As shown in Figure 1, the present invention mainly by cold feed wide rubber sheet extrusion calendaring linkage production line slice, compound, finishes the compound process of IW steel curtain mesh tape made-up belt on steel cable belt production line cold moudling car.Technological process is: and cold feed wide rubber sheet extrusion calendaring linkage production line slice → cold feed wide rubber sheet extrusion calendaring linkage production line is compound → and the cold moudling car is compound → side cut → made-up belt.Made-up belt is finished on the cold moudling car.Comprise following processing step:
1, core glue and rubber cover slice
The elastomeric compound of the elastomeric compound of core glue, rubber cover is extruded at the cold feed wide rubber sheet extruder respectively, made core glue film and rubber cover film on the two-roll calendar calendaring linkage production line.Core glue film and rubber cover film are isolated no tension coiling with shield respectively.Two-roll calendar roller deflection compensation adopts axle to intersect and regulates, and eliminates film section thick middle, the thin swelling-waist shape in both sides.
Cold feed extruder is extruded, two-roll calendar calendering technology parameter:
The two extrusion systems of Φ 250X16D pin cold feed extruder/Φ 200X16D pin cold feed extruder wide cut:
45~55 ℃ of extruder temperatures, 40~50 ℃ of plasticization temperatures, 50~60 ℃ of extrusion temperatures, 65~75 ℃ of the shape of the mouth as one speaks.
Φ 810 * 2800 two-roll calendars:
30~40 ℃ of roller temperatures are prolonged in two roll-ins, and 70~80 ℃ of film temperature are prolonged in two roll-ins, and slice speed is 3~5m/min.
Core glue film thickness mm=(steel curtain net thickness/2)+1-(steel curtain reticular density/7.85);
Rubber cover film thickness mm=adhesive tape rubber cover nominal thickness-1;
Core glue film width=tape width+(100~150mm);
Rubber cover film width=tape width+(100~150mm).
2, core glue film and rubber cover film are compound
Can be compound by two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line, make compound film roll, following compound film roll.Rubber cover film and core glue film compound tense, shield with the rubber cover film together with, rubber cover film and core glue film are combined into compound film roll, the shield of core glue film roll batches in compound; Shield with the rubber cover film together with, rubber cover film and core glue film are combined into down compound film roll, the shield of core glue film roll batches in compound.The main substrate of the shield of rubber cover plays and batches buffer action and pulling force humidification, prevents that film from being drawn thin drawing down at compound tense.
Compound film temperature is 10~30 ℃, and the compound operating pressure of two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line is 0.5~0.6MPa, and recombination velocity is 3~5m/min.
3, between the permanent tension station of steel cable belt production line and cold moudling car, IW steel curtain net is set and leads open-shelf, and leading the device that setting has unwinding and rewinding and permanent tension function in the open-shelf
4, made-up belt is compound
Last compound film roll, following compound film roll are shelved leading in the open-shelf of cold moudling car, and IW steel curtain net volume is shelved on permanent tension force and leads in the open-shelf; Confirm the core glue film of broadwise cord towards last compound film, the core glue film of following compound film is towards IW steel curtain net; The leader tapes of IW steel curtain net volume is connected with traction cloth, apply permanent tension force 2~6kN, the shield that to go up compound film roll, following compound film roll before the cold moudling car is compound batches, down compound film, IW steel curtain net, go up the flat board of colding pressing that compound film is guided the cold moudling car simultaneously into, IW steel curtain net puts and last compound film, down cold pressing by the cold moudling car between the compound film dull and stereotyped compound in aggregates.Unit pressure: 2.5~4Mpa colds pressing.
5, cut edge into made-up belt by technological requirement.Made-up belt width=tape width.
Describedly compound film, compound film is rubber cover film and core glue film by the rubber sheet extrusion calendaring production line two pressure rollers are composited down.
Described made-up belt is that upward compound film, following compound film are combined into an integral body by compacting under the dull and stereotyped pressure of colding pressing of cold moudling car, cuts edge into certain width then.
The dull and stereotyped composite pressure of described cold moudling car is a normal pressure, does not have shearing force, higher assurance the stable and straight Founder of broadwise cord of vertical steel wire spacing of steel curtain net.
Embodiment two:
As shown in Figure 1, the present invention mainly by cold feed wide rubber sheet extrusion calendaring linkage production line slice, compound, finishes the compound process of IW steel curtain mesh tape made-up belt on steel cable belt production line cold moudling car.Technological process is: and cold feed wide rubber sheet extrusion calendaring linkage production line slice → cold feed wide rubber sheet extrusion calendaring linkage production line is compound → and the cold moudling car is compound → side cut → made-up belt.Made-up belt is finished on the cold moudling car.Comprise following processing step:
1, core glue and rubber cover slice
The elastomeric compound of the elastomeric compound of core glue, rubber cover is extruded at the cold feed wide rubber sheet extruder respectively, made core glue film and rubber cover film on the two-roll calendar calendaring linkage production line.Core glue film and rubber cover film are isolated no tension coiling with shield respectively.Two-roll calendar roller deflection compensation adopts axle to intersect and regulates, and eliminates film section thick middle, the thin swelling-waist shape in both sides.
Cold feed extruder is extruded, two-roll calendar calendering technology parameter:
The two extrusion systems of Φ 250X16D pin cold feed extruder/Φ 200X16D pin cold feed extruder wide cut:
55~65 ℃ of extruder temperatures, 50~60 ℃ of plasticization temperatures, 60~70 ℃ of extrusion temperatures, 75~85 ℃ of the shape of the mouth as one speaks.
Φ 810 * 2800 two-roll calendars:
40~50 ℃ of roller temperatures are prolonged in two roll-ins, and 80~90 ℃ of film temperature are prolonged in two roll-ins, and slice speed is 6~8m/min.
Core glue film thickness mm=(steel curtain net thickness/2)+1-(steel curtain reticular density/7.85);
Rubber cover film thickness mm=adhesive tape rubber cover nominal thickness-1;
Core glue film width=tape width+(100~150mm);
Rubber cover film width=tape width+(100~150mm).
2, core glue film and rubber cover film are compound
Can be compound by two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line, make compound film roll, following compound film roll.Rubber cover film and core glue film compound tense, shield with the rubber cover film together with, rubber cover film and core glue film are combined into compound film roll, the shield of core glue film roll batches in compound; Shield with the rubber cover film together with, rubber cover film and core glue film are combined into down compound film roll, the shield of core glue film roll batches in compound.The main substrate of the shield of rubber cover plays and batches buffer action and pulling force humidification, prevents that film from being drawn thin drawing down at compound tense.
Compound film temperature is 30~40 ℃, and the compound operating pressure of two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line is 0.3~0.4MPa, and recombination velocity is 6~8m/min.
3, between the permanent tension station of steel cable belt production line and cold moudling car, IW steel curtain net is set and leads open-shelf, and leading the device that setting has unwinding and rewinding and permanent tension function in the open-shelf
4, made-up belt is compound
Last compound film roll, following compound film roll are shelved leading in the open-shelf of cold moudling car, and IW steel curtain net volume is shelved on permanent tension force and leads in the open-shelf; Confirm the core glue film of broadwise cord towards last compound film, the core glue film of following compound film is towards IW steel curtain net; The leader tapes of IW steel curtain net volume is connected with traction cloth, apply permanent tension force 2~6kN, the shield that to go up compound film roll, following compound film roll before the cold moudling car is compound batches, down compound film, IW steel curtain net, go up the flat board of colding pressing that compound film is guided the cold moudling car simultaneously into, IW steel curtain net puts and last compound film, down cold pressing by the cold moudling car between the compound film dull and stereotyped compound in aggregates.Unit pressure: 2.5~4Mpa colds pressing.
5, cut edge into made-up belt by technological requirement.Made-up belt width=tape width.
Describedly compound film, compound film is rubber cover film and core glue film by the rubber sheet extrusion calendaring production line two pressure rollers are composited down.
Described made-up belt is that upward compound film, following compound film are combined into an integral body by compacting under the dull and stereotyped pressure of colding pressing of cold moudling car, cuts edge into certain width then.
The dull and stereotyped composite pressure of described cold moudling car is a normal pressure, does not have shearing force, higher assurance the stable and straight Founder of broadwise cord of vertical steel wire spacing of steel curtain net.
Embodiment three:
As shown in Figure 1, the present invention mainly by cold feed wide rubber sheet extrusion calendaring linkage production line slice, compound, finishes the compound process of IW steel curtain mesh tape made-up belt on steel cable belt production line cold moudling car.Technological process is: and cold feed wide rubber sheet extrusion calendaring linkage production line slice → cold feed wide rubber sheet extrusion calendaring linkage production line is compound → and the cold moudling car is compound → side cut → made-up belt.Made-up belt is finished on the cold moudling car.Comprise following processing step:
1, core glue and rubber cover slice
The elastomeric compound of the elastomeric compound of core glue, rubber cover is extruded at the cold feed wide rubber sheet extruder respectively, made core glue film and rubber cover film on the two-roll calendar calendaring linkage production line.Core glue film and rubber cover film are isolated no tension coiling with shield respectively.Two-roll calendar roller deflection compensation adopts axle to intersect and regulates, and eliminates film section thick middle, the thin swelling-waist shape in both sides.
Cold feed extruder is extruded, two-roll calendar calendering technology parameter:
The two extrusion systems of Φ 250X16D pin cold feed extruder/Φ 200X16D pin cold feed extruder wide cut:
65~75 ℃ of extruder temperatures, 60~70 ℃ of plasticization temperatures, 70~80 ℃ of extrusion temperatures, 85~95 ℃ of the shape of the mouth as one speaks.
Φ 810 * 2800 two-roll calendars:
50~60 ℃ of roller temperatures are prolonged in two roll-ins, and 90~100 ℃ of film temperature are prolonged in two roll-ins, and slice speed is 9~11m/min.
Core glue film thickness mm=(steel curtain net thickness/2)+1-(steel curtain reticular density/7.85);
Rubber cover film thickness mm=adhesive tape rubber cover nominal thickness-1;
Core glue film width=tape width+(100~150mm);
Rubber cover film width=tape width+(100~150mm).
2, core glue film and rubber cover film are compound
Can be compound by two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line, make compound film roll, following compound film roll.Rubber cover film and core glue film compound tense, shield with the rubber cover film together with, rubber cover film and core glue film are combined into compound film roll, the shield of core glue film roll batches in compound; Shield with the rubber cover film together with, rubber cover film and core glue film are combined into down compound film roll, the shield of core glue film roll batches in compound.The main substrate of the shield of rubber cover plays and batches buffer action and pulling force humidification, prevents that film from being drawn thin drawing down at compound tense.
Compound film temperature is 40~50 ℃, and the compound operating pressure of two pressure rollers of cold feed wide rubber sheet extrusion calendaring production line is 0.5~0.6MPa, and recombination velocity is 9~11m/min.
3, between the permanent tension station of steel cable belt production line and cold moudling car, IW steel curtain net is set and leads open-shelf, and leading the device that setting has unwinding and rewinding and permanent tension function in the open-shelf
4, made-up belt is compound
Last compound film roll, following compound film roll are shelved leading in the open-shelf of cold moudling car, and IW steel curtain net volume is shelved on permanent tension force and leads in the open-shelf; Confirm the core glue film of broadwise cord towards last compound film, the core glue film of following compound film is towards IW steel curtain net; The leader tapes of IW steel curtain net volume is connected with traction cloth, apply permanent tension force 2~6kN, the shield that to go up compound film roll, following compound film roll before the cold moudling car is compound batches, down compound film, IW steel curtain net, go up the flat board of colding pressing that compound film is guided the cold moudling car simultaneously into, IW steel curtain net puts and last compound film, down cold pressing by the cold moudling car between the compound film dull and stereotyped compound in aggregates.Unit pressure: 2.5~4Mpa colds pressing.
5, cut edge into made-up belt by technological requirement.Made-up belt width=tape width.
Describedly compound film, compound film is rubber cover film and core glue film by the rubber sheet extrusion calendaring production line two pressure rollers are composited down.
Described made-up belt is that upward compound film, following compound film are combined into an integral body by compacting under the dull and stereotyped pressure of colding pressing of cold moudling car, cuts edge into certain width then.
The dull and stereotyped composite pressure of described cold moudling car is a normal pressure, does not have shearing force, higher assurance the stable and straight Founder of broadwise cord of vertical steel wire spacing of steel curtain net.