Coating production line of overlapped double-station winding and unwinding coating machine and design method of coating production line

Abstract

The invention discloses a coating production line of a stacked double-station winding and unwinding coating machine and a design method of the coating production line. The production line comprises a first traction mechanism, a first drying mechanism, a coating mechanism, a second drying mechanism and a second traction mechanism which are sequentially arranged and each provided with double stations. A first unwinding mechanism and a second unwinding mechanism are arranged at the inlet end of the first traction mechanism, and a first winding mechanism and a second winding mechanism are arranged at the output end of the second traction mechanism. Wherein the first unwinding mechanism, the first traction mechanism, the first drying mechanism, the coating mechanism, the second drying mechanism, the second traction mechanism and the first winding mechanism form a coating production line I; the second unwinding mechanism, the first traction mechanism, the first drying mechanism, the coating mechanism, the second drying mechanism, the second traction mechanism and the second winding mechanism form a second coating production line; by means of the coating production line, the two production lines can conduct the coating production process at the same time without mutual interference, and the production efficiency of the coating production line is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of coating production, and in particular to a coating production line of a superimposed double-station winding and unwinding coating machine and a design method thereof. Background Art

[0002] The coating machine is mainly used for the surface coating process production of film, paper, etc. This machine is to coat the rolled substrate with a layer of glue, coating or ink with specific functions, and cut it into sheets or roll it after drying. It uses a special multi-functional coating head, which can realize various forms of surface coating. The rewinding and unwinding of the coating machine are equipped with full-speed automatic film splicing mechanism, and PLC program tension closed-loop automatic control.

[0003] In the prior art, coating machines usually adopt a single-station winding and unwinding design, which has low production efficiency. In order to improve production efficiency, some double-station coating machines have been developed, but they have problems such as complex structure, large footprint, and inconvenient operation. For example, the patent with publication number CN117160801A discloses a double-layer coating machine for coating and drying substrates, but this coating machine requires a large number of operators on one line, and the utilization efficiency of human resources is low, and the value of the production line is not fully utilized. Summary of the invention

[0004] The purpose of the present invention is to provide a coating production line of a superimposed double-station winding and unwinding coating machine and a design method thereof to solve the following technical problems:

[0005] How to improve the efficiency of coating machine production line?

[0006] The purpose of the present invention can be achieved through the following technical solutions:

[0007] In the first aspect, the present invention discloses a coating production line of a superimposed double-station winding and unwinding coating machine, comprising a No. 1 traction mechanism, a No. 1 drying mechanism, a coating mechanism, a No. 2 drying mechanism and a No. 2 traction mechanism, which are sequentially arranged and each have a double station.

[0008] A first unwinding mechanism and a second unwinding mechanism are provided at the entrance end of the No. 1 traction mechanism, and a first rewinding mechanism and a second rewinding mechanism are provided at the output end of the No. 2 traction mechanism;

[0009] Among them, the first unwinding mechanism and the No. 1 traction mechanism, the No. 1 drying mechanism, the coating mechanism, the No. 2 drying mechanism, the No. 2 traction mechanism, and the first winding mechanism constitute coating production line one, and the second unwinding mechanism and the No. 1 traction mechanism, the No. 1 drying mechanism, the coating mechanism, the No. 2 drying mechanism, the No. 2 traction mechanism, and the second winding mechanism constitute coating production line two.

[0010] In a further embodiment of the present invention: a coating assembly is provided on both workstations of the coating mechanism, and the coating assembly includes a coating head, a coating roller and a driving device, wherein the coating head is connected to the coating roller, and the driving end of the driving device is connected to the coating roller to drive the coating roller to rotate.

[0011] In a further embodiment of the present invention: the structures of the first unwinding mechanism and the second unwinding mechanism, the first winding mechanism and the second winding mechanism are exactly the same, wherein the first unwinding mechanism includes an unwinding assembly and a winding assembly, wherein the unwinding assembly includes an unwinding roller, an unwinding tension controller, and an unwinding drive motor, and the winding assembly includes a winding roller, a winding tension controller, and a winding drive motor.

[0012] In a further embodiment of the present invention: in the unwinding assembly, the unwinding roller is connected to the driving end of the unwinding drive motor; in the winding assembly, the winding roller is connected to the driving end of the winding drive motor.

[0013] In a further embodiment of the present invention: the first unwinding mechanism further comprises a guide assembly, and the guide assembly comprises a guide roller and a deviation correcting device, wherein the guide roller is used to guide the direction of the coating, and the deviation correcting device is used to correct the deviation of the coating.

[0014] In a further embodiment of the present invention: the deviation correction device includes a sensor, a controller and an actuator, wherein the sensor is used to detect the offset of the coating, the controller is communicated with the sensor and the actuator, and controls the actuator to move the guide roller according to the offset of the coating to correct the offset of the coating.

[0015] In a second aspect, the present invention further discloses a design method for a coating production line of the above-mentioned superimposed double-station winding and unwinding coating machine, comprising the following steps:

[0016] S1: Determine the working parameters of the coating mechanism according to production requirements;

[0017] S2: Design the coating mechanism, select the appropriate coating head and coating roller according to the working parameters, and adjust the parameters of the driving device to the set values;

[0018] S3: Design the first unwinding mechanism and the first winding mechanism of the coating production line 1, the second unwinding mechanism and the second winding mechanism of the coating production line 2, and select appropriate parameters according to the working parameters;

[0019] S4: Design the guide assembly and select appropriate guide rollers and deviation correction devices according to the direction and deviation of the coated coil;

[0020] S5: Optimize the structure of the entire coating production line to ensure the stability and reliability of the equipment;

[0021] S6: Perform simulation analysis and experimental verification to optimize and improve the design.

[0022] Beneficial effects of the present invention:

[0023] 1. The coating production line of the superimposed double-station unwinding and rewinding coater of the present invention is based on the original coating machine production line, and the coating mechanism, drying mechanism and traction mechanism are modified into double-stations, which can accommodate the drying and coating functions of two production lines, and the films on the two production lines are divided by the two stations of the traction mechanism. Therefore, the two production lines can be accommodated to carry out the coating production process simultaneously without interfering with each other, which can improve the production efficiency of the coating production line.

[0024] 2. The present invention adopts a superimposed double-station winding and unwinding design, which greatly improves production efficiency while reducing the footprint of the equipment; through reasonable structural design and parameter selection, the quality and stability of coating are guaranteed; through the optimization of design methods, the design efficiency and reliability of the equipment are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The present invention will be further described below in conjunction with the accompanying drawings.

[0026] Figure 1 It is a structural schematic diagram of a coating production line of a superimposed double-station winding and unwinding coating machine in Example 1 of the present invention;

[0027] Figure 2 yes Figure 1 A schematic diagram of the structure of the coating mechanism in the coating production line of the superimposed double-station winding and unwinding coating machine;

[0028] Figure 3 yes Figure 1 A schematic diagram of the structure of the first unwinding mechanism in the coating production line of the superimposed double-station unwinding and rewinding coating machine;

[0029] Figure 4 yes Figure 1 Schematic diagram of the structure of the correction device in the coating production line of the superimposed double-station wind-up and unwinding coater.

[0030] In the figure: 01, first unwinding mechanism; 011, unwinding roller; 012, unwinding tension controller; 013, unwinding drive motor; 014, winding roller; 015, winding tension controller; 016, winding drive motor; 017, guide roller; 018, deviation correction device; 0181, sensor; 0182, controller; 0183, actuator; 02, second unwinding mechanism; 1, No. 1 traction mechanism; 2, No. 1 drying mechanism; 3, coating mechanism; 31, coating assembly; 311, coating head; 312, coating roller; 313, driving device; 4, No. 2 drying mechanism; 5, No. 2 traction mechanism; 61, first winding mechanism; 62, second winding mechanism. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Example 1

[0033] See also Figure 1 The present invention is a coating production line of a superimposed double-station unwinding and winding coating machine, comprising a No. 1 traction mechanism 1, a No. 1 drying mechanism 2, a coating mechanism 3, a No. 2 drying mechanism 4 and a No. 2 traction mechanism 5, which are arranged in sequence and each has a double station, and the double stations on each mechanism are located on two opposite sides, one in front and one behind. A first unwinding mechanism 01 and a second unwinding mechanism 02 are provided at the entrance end of the No. 1 traction mechanism 1, and a first winding mechanism 61 and a second winding mechanism 62 are provided at the output end of the No. 2 traction mechanism 5;

[0034] Among them, the first unwinding mechanism 01 and the front station of No. 1 traction mechanism 1, the front station of No. 1 drying mechanism 2, the front station of coating mechanism 3, the front station of No. 2 drying mechanism 4, the front station of No. 2 traction mechanism 5, and the first winding mechanism 61 constitute a coating production line one; the second unwinding mechanism 02 and the rear station of No. 1 traction mechanism 1, the rear station of No. 1 drying mechanism 2, the rear station of coating mechanism 3, the rear station of No. 2 drying mechanism 4, the rear station of No. 2 traction mechanism 5, and the second winding mechanism 62 constitute a coating production line two; the production line one and the production line two are arranged one in front of the other without interfering with each other, and production work can be carried out simultaneously.

[0035] See also Figure 2 The coating mechanism 3 is provided with a coating assembly 31 on both the front and rear double stations, and the coating assembly includes a coating head 311, a coating roller 312 and a driving device 313, wherein the coating head 311 is connected to the coating roller 312, and the driving end of the driving device 313 is connected to the coating roller 312 to drive the coating roller 312 to rotate; the specific structure of the driving device 313 is not limited, and it only needs to meet the requirement of driving the coating roller 312 to rotate. For example, in an embodiment of the present invention, the driving device 313 is a motor.

[0036] The first unwinding mechanism 01 and the second unwinding mechanism 02, the first winding mechanism 61 and the second winding mechanism 62 have the same structure, and can wind or unwind the coating; the first unwinding mechanism 01 is taken as an example for introduction.

[0037] See also Figure 3The first unwinding mechanism 01 includes an unwinding component and a winding component, wherein the unwinding component includes an unwinding roller 011, an unwinding tension controller 012, and an unwinding drive motor 013, and the unwinding roller 011 is connected to the driving end of the unwinding drive motor 013; the winding component includes a winding roller 014, a winding tension controller 015, and a winding drive motor 016, and the winding roller 014 is connected to the driving end of the winding drive motor 016.

[0038] The unwinding tension controller 012 and the winding assembly include a winding roller 014 for controlling the unwinding tension and the winding tension of the coated coil.

[0039] The first unwinding mechanism 01 further includes a guide assembly, which includes a guide roller 017 and a deviation correction device 018, wherein the guide roller 017 is used to guide the direction of the coating, and the deviation correction device 018 is used to correct the deviation of the coating.

[0040] See also Figure 4 The deviation correction device 018 includes a sensor 0181, a controller 0182 and an actuator 0183, wherein the sensor 0181 is used to detect the offset of the coating, and the controller 0182 is communicated with the sensor 0181 and the actuator 0183, and controls the actuator 0183 to drive the guide roller 017 to move according to the offset of the coating to correct the offset of the coating.

[0041] Example 2

[0042] This embodiment discloses a design method for a coating production line of a superimposed double-station winding and unwinding coating machine based on embodiment 1, comprising the following steps:

[0043] S1: Determine the working parameters of the coating mechanism 3 according to production requirements;

[0044] For example, the coating speed is set to 100 m / min, the coating width is set to 1000 mm, the coating thickness is set to 0.1 mm, the power of the driving device 313 is set to 10 kW, and the rotation speed is set to 1000 r / min.

[0045] S2: Design the coating mechanism 3, select a suitable coating head 311 and coating roller 312 according to the working parameters, and adjust the parameters of the driving device 313 to the set values;

[0046] S3: Design the first unwinding mechanism 01 and the first winding mechanism 61 of the coating production line 1, and the second unwinding mechanism 02 and the second winding mechanism 62 of the coating production line 2, and select appropriate parameters according to the working parameters;

[0047] Specifically, the diameter of the unwinding roller 011 is set to 800 mm, the diameter of the winding roller 014 is set to 800 mm, the tension range of the unwinding tension controller 012 is set to 0-1000 N, the tension range of the winding tension controller 015 is set to 0-1000 N, the power of the unwinding drive motor 013 is set to 5 kW, the speed is set to 500 r / min, and the power of the winding drive motor 016 is set to 5 kW, the speed is set to 500 r / min;

[0048] S4: Design the guide assembly and select the appropriate guide roller 017 and deviation correction device 018 according to the direction and deviation of the coated coil

[0049] For example, the diameter of the guide roller 017 is set to 200 mm;

[0050] S5: Optimize the structure of the entire coating production line to ensure the stability and reliability of the equipment;

[0051] S6: Perform simulation analysis and experimental verification to optimize and improve the design.

[0052] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction and a specific direction structure and operation, and therefore, cannot be understood as a limitation on the present invention. In addition, "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0053] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0054] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A coating production line with a superimposed double-station winding and unwinding coating machine, characterized in that: It comprises a No. 1 traction mechanism (1), a No. 1 drying mechanism (2), a coating mechanism (3), a No. 2 drying mechanism (4) and a No. 2 traction mechanism (5), which are arranged in sequence and each has a double station. A first unwinding mechanism (01) and a second unwinding mechanism (02) are provided at the entrance end of the No. 1 traction mechanism (1), and a first rewinding mechanism (61) and a second rewinding mechanism (62) are provided at the output end of the No. 2 traction mechanism (5); The first unwinding mechanism (01) and the first traction mechanism (1), the first drying mechanism (2), the coating mechanism (3), the second drying mechanism (4), the second traction mechanism (5), and the first winding mechanism (61) constitute a coating production line one, and the second unwinding mechanism (02) and the first traction mechanism (1), the first drying mechanism (2), the coating mechanism (3), the second drying mechanism (4), the second traction mechanism (5), and the second winding mechanism (62) constitute a coating production line two.

2. The coating production line of the superimposed double-station winding and unwinding coating machine according to claim 1 is characterized in that: The double stations of the coating mechanism (3) are both provided with a coating assembly (31), the coating assembly comprising a coating head (311), a coating roller (312) and a driving device (313), wherein the coating head (311) is connected to the coating roller (312), and the driving end of the driving device (313) is connected to the coating roller (312) for driving the coating roller (312) to rotate.

3. The coating production line of the superimposed double-station winding and unwinding coating machine according to claim 1 is characterized in that: The structures of the first unwinding mechanism (01) and the second unwinding mechanism (02), the first winding mechanism (61) and the second winding mechanism (62) are completely the same, wherein the first unwinding mechanism (01) comprises an unwinding component and a winding component, wherein the unwinding component comprises an unwinding roller (011), an unwinding tension controller (012), and an unwinding drive motor (013), and the winding component comprises a winding roller (014), a winding tension controller (015), and a winding drive motor (016).

4. The coating production line of the superimposed double-station winding and unwinding coating machine according to claim 3 is characterized in that: In the unwinding assembly, the unwinding roller (011) is connected to the driving end of the unwinding drive motor (013); in the winding assembly, the winding roller (014) is connected to the driving end of the winding drive motor (016).

5. The coating production line of the superimposed double-station winding and unwinding coating machine according to claim 3 is characterized in that: The first unwinding mechanism (01) further comprises a guide assembly, wherein the guide assembly comprises a guide roller (017) and a deviation correction device (018), wherein the guide roller (017) is used to guide the direction of coating, and the deviation correction device (018) is used to correct the deviation of coating.

6. The coating production line of the superimposed double-station winding and unwinding coating machine according to claim 5 is characterized in that: The deviation correction device (018) comprises a sensor (0181), a controller (0182) and an actuator (0183), wherein the sensor (0181) is used to detect the offset of the coating, and the controller (0182) is connected to communicate with the sensor (0181) and the actuator (0183), and controls the actuator (0183) to drive the guide roller (017) to move according to the offset of the coating, so as to correct the offset of the coating.

7. A design method for a coating production line of a superimposed double-station unwinding and reeling coating machine according to any one of claims 1 to 6, characterized in that: The following steps are involved: S1: Determine the working parameters of the coating mechanism (3) according to production requirements; S2: Designing a coating mechanism (3), selecting a suitable coating head (311) and a coating roller (312) according to working parameters, and adjusting parameters of a driving device (313) to set values; S3: Design the first unwinding mechanism (01) and the first winding mechanism (61) of the coating production line 1, and the second unwinding mechanism (02) and the second winding mechanism (62) of the coating production line 2, and select appropriate parameters according to the working parameters; S4: Designing a guide assembly, selecting a suitable guide roller (017) and a deviation correction device (018) according to the direction and deviation of the coated coil; S5: Optimize the structure of the entire coating production line to ensure the stability and reliability of the equipment; S6: Perform simulation analysis and experimental verification to optimize and improve the design.

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