Copper-clad plate continuous processing production system

Abstract

The utility model discloses a copper-clad plate continuous processing production system which comprises a conveying production line, a base layer unwinding mechanism, a cutting mechanism, a composite layer unwinding mechanism, a preheating gluing box and a plurality of compression roller mechanisms, the base layer unwinding mechanism is located at one end of the conveying production line, and the cutting mechanism is located at the other end of the conveying production line. The composite layer unwinding mechanisms are respectively located above or below the conveying production line, each preheating gluing box comprises a box body, a conveying channel is arranged in each box body, each conveying channel is sequentially divided into a preheating part and a gluing part, and the compression roller mechanisms correspond to the preheating gluing boxes one by one. The continuous processing and production system for the copper-clad plate can be used for continuously processing and producing single-composite-layer and multi-composite-layer copper-clad plates and flexibly switching the models of the copper-clad plates, is convenient to operate, saves the equipment cost and improves the equipment utilization rate. And heating and gluing are integrated in the production process of the copper-clad plate, so that the gluing efficiency and quality are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of copper clad laminate production, and in particular relates to a copper clad laminate continuous processing production system. Background Art

[0002] Copper clad laminate is a plate-like material made by impregnating electronic glass fiber cloth or other reinforcing materials with resin, covering one or both sides with copper foil and hot pressing. Printed circuit boards of various forms and functions are selectively processed, etched, drilled and copper-plated on copper clad laminates to make different printed circuits. It mainly plays the role of interconnection, insulation and support for printed circuit boards, and has a great influence on the transmission speed, energy loss and characteristic impedance of signals in the circuit. With the continuous development of technology, there are more and more composite functional layers on copper clad laminates. The existing single-sided or double-sided composite production system cannot meet the production needs of multi-layer copper clad laminates, and cannot form a continuous and stable production system. Utility Model Content

[0003] In order to solve the above technical problems, the technical solution adopted by the utility model is: a continuous processing production system of copper clad laminates, including a conveying production line, a base unwinding mechanism, a cutting mechanism, a plurality of composite layer unwinding mechanisms, a plurality of preheating glue coating boxes and a plurality of pressing roller mechanisms, the conveying production line includes a plurality of guide rollers arranged in sequence, the base unwinding mechanism is located at one end of the conveying production line, the cutting mechanism is located at the other end of the conveying production line, the composite layer unwinding mechanism is respectively located above or below the conveying production line, the preheating glue coating box includes a box body, and the interior of the box body is provided with a conveying passage The two sides of the conveying channel are connected to the two sides of the box body respectively, and the conveying channel is divided into a preheating part and a gluing part in sequence. A plurality of upper heating rollers and a lower heating roller are installed in the preheating part. A front gluing roller and a back gluing roller are arranged in the gluing part. The front gluing roller and the back gluing roller are respectively driven by the lifting drive mechanism to move up and down in the gluing part. The pressing roller mechanism corresponds to the preheating gluing box one by one. The pressing roller mechanism is located at the rear end of the corresponding preheating gluing box. The pressing roller mechanism includes a lower pressing roller and an upper pressing roller, and the lower pressing roller and the upper pressing roller are respectively driven by the moving drive mechanism to move up and down.

[0004] As a preferred embodiment of the above technical solution, the front glue coating roller and the back glue coating roller have the same structure and are symmetrically arranged. The front glue coating roller and the back glue coating roller are staggered with each other in the conveying direction of the conveying channel, wherein the front glue coating roller includes a glue cloth plate and a glue cloth roller, and the box body is provided with a socket for the glue cloth plate to extend into the glue coating part, and the inside of the glue cloth plate is provided with a glue cloth channel, the glue cloth roller is installed on one end of the glue cloth plate located in the glue coating part, the glue cloth roller is partially located in the glue cloth channel and is rotatably connected to the glue cloth plate, and the other end of the glue cloth plate is connected to the glue barrel through a conveying pipe.

[0005] As a preferred embodiment of the above technical solution, the lifting drive mechanism includes a cylinder, and a working shaft of the cylinder is connected to the rubber cloth plate.

[0006] As a preferred embodiment of the above technical solution, support rollers are respectively provided on both sides above or on both sides below the glue spreading roller, and the support rollers are rotatably installed in the glue coating part.

[0007] As a preferred embodiment of the above technical solution, the base layer unwinding mechanism and the composite layer unwinding mechanism respectively include unwinding rollers, and the conveying production line also includes a plurality of power roller groups, the power roller groups include active rollers and driven rollers, the active rollers are driven to rotate by a motor, and the driven rollers rely on springs to maintain a state of being attached to the active rollers.

[0008] Working principle: The base layer is unwound by the base unwinding mechanism, and the base layer enters the conveying production line; the composite layer to be laminated to the upper surface of the base layer is unwound by the composite layer unwinding mechanism located above the conveying production line, and the composite layer to be laminated to the lower surface of the base layer is unwound by the composite layer unwinding mechanism located below the conveying production line; before the base layer and the composite layer are laminated by the pressing roller mechanism, the base layer first enters the conveying channel inside the box body, is first preheated by the upper heating roller and the lower heating roller in the preheating part, and then the upper surface of the base layer is coated with glue by the front glue coating roller in the gluing part, or the lower surface of the base layer is coated with glue by the back glue coating roller; after the composite layer is unwound, it is attached to the upper surface or lower surface of the base layer through the guide roller, and then enters the pressing roller mechanism for lamination; the cutting mechanism cuts the laminated copper clad laminate.

[0009] The beneficial effects of the utility model are as follows: the copper clad laminate continuous processing production system of the utility model can carry out continuous processing and production of single-composite layer and multi-composite layer copper clad laminates, flexibly switch the types of copper clad laminates, and is easy to operate, saving equipment costs and improving equipment utilization. In the copper clad laminate production process, heating and gluing are integrated to improve gluing efficiency and quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model;

[0011] Figure 2 It is a structural schematic diagram of a preheating glue coating box. DETAILED DESCRIPTION

[0012] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0013] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0014] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 indirectly connected 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.

[0015] like Figure 1-2 As shown, the continuous processing production system of copper clad laminate includes a conveying production line, a base unwinding mechanism 1, a cutting mechanism 2, a plurality of composite layer unwinding mechanisms 3, a plurality of preheating glue coating boxes 4 and a plurality of pressing roller mechanisms 5. The conveying production line includes a plurality of guide rollers 6 arranged in sequence. The base unwinding mechanism 1 is located at one end of the conveying production line, and the cutting mechanism 2 is located at the other end of the conveying production line. The composite layer unwinding mechanism 3 is respectively located above or below the conveying production line. The preheating glue coating box 4 includes a box body 7. A conveying channel is provided inside the box body 7. Both sides of the conveying channel are connected to the box body 7 respectively. On both sides, the conveying channel is divided into a preheating part 8 and a gluing part 9 in sequence. A plurality of upper heating rollers 10 and a lower heating roller 11 are installed in the preheating part 8. The gluing part 9 is provided with a front gluing roller and a back gluing roller. The front gluing roller and the back gluing roller are respectively driven by a lifting drive mechanism to move up and down in the gluing part 9. The pressing roller mechanism 5 corresponds to the preheating gluing box 4 one by one. The pressing roller mechanism 5 is located at the rear end of the corresponding preheating gluing box 4. The pressing roller mechanism 5 includes a lower pressing roller 12 and an upper pressing roller 13. The lower pressing roller 12 and the upper pressing roller 13 are respectively driven by a mobile driving mechanism to move up and down.

[0016] Furthermore, the front glue coating roller and the back glue coating roller have the same structure and are symmetrically arranged. The front glue coating roller and the back glue coating roller are staggered with each other in the conveying direction of the conveying channel, wherein the front glue coating roller includes a glue plate 14 and a glue roller 15. The box body 7 is provided with a socket 16 for the glue plate 14 to extend into the glue coating part 9. The inside of the glue plate 14 is provided with a glue channel 17. The glue roller 15 is installed on one end of the glue plate 14 located in the glue coating part 9. The glue roller 15 is partially located in the glue channel 17 and is rotatably connected to the glue plate 14. The other end of the glue plate 14 is connected to the glue barrel through a conveying pipe.

[0017] Furthermore, the lifting drive mechanism includes a cylinder, and a working shaft of the cylinder is connected to the rubber plate 14.

[0018] Further, support rollers 18 are respectively provided on both sides above or on both sides below the glue roller 15, and the support rollers 18 are rotatably installed in the glue coating part 9. The support rollers 18 provide support when the glue roller 15 is coating glue.

[0019] Furthermore, the base unwinding mechanism 1 and the composite layer unwinding mechanism 3 respectively include unwinding rollers, and the conveying production line also includes a plurality of power roller groups, the power roller group includes an active roller 19 and a driven roller 20, the active roller 19 is driven to rotate by a motor, and the driven roller 20 relies on a spring to keep the state of being attached to the active roller 19. The base unwinding mechanism 1 and the composite layer unwinding mechanism 3 can use existing unwinding devices. The power roller group plays a traction role.

[0020] Using the above copper clad laminate continuous processing production system, the base layer 21 is unwound by the base unwinding mechanism 1, and the base layer 21 enters the conveying production line; the composite layer 22 to be compounded to the upper surface of the base layer 21 is unwound by the composite layer unwinding mechanism 3 located above the conveying production line, the composite layer 22 to be compounded to the upper surface of the base layer 21 is unwound by the composite layer unwinding mechanism 3 located above the conveying production line, and the composite layer 22 to be compounded to the lower surface of the base layer 21 is unwound by the composite layer unwinding mechanism 3 located below the conveying production line; the base layer 21 is unwound by the composite layer unwinding mechanism 3 located below the conveying production line; Before the base layer 21 and the composite layer 22 are composited by the pressing roller mechanism 5, the base layer 21 first enters the conveying channel inside the box body 7, is first preheated by the upper heating roller 10 and the lower heating roller 11 in the preheating section 8, and then the upper surface of the base layer 21 is coated with glue by the front glue coating roller in the gluing section 9, or the lower surface of the base layer 21 is coated with glue by the back glue coating roller; after the composite layer 22 is unrolled, it is attached to the upper surface or the lower surface of the base layer 21 through the guide roller 6, and then enters the pressing roller mechanism 5 for composite; the cutting mechanism 2 cuts the composited copper clad laminate.

[0021] It is worth mentioning that the technical features such as motors and cylinders involved in this utility model patent application should be regarded as prior art. The specific structure, working principle and possible control method and spatial layout method of these technical features can be selected by conventional methods in the field, and should not be regarded as the invention point of this utility model patent. This utility model patent will not be further elaborated.

[0022] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field through logical analysis, reasoning or limited experiments based on the concept of the utility model on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A continuous processing production system for copper clad laminates, characterized in that: The invention comprises a conveying production line, a base unwinding mechanism, a cutting mechanism, a plurality of composite layer unwinding mechanisms, a plurality of preheating glue coating boxes and a plurality of pressing roller mechanisms. The conveying production line comprises a plurality of guide rollers arranged in sequence. The base unwinding mechanism is located at one end of the conveying production line, and the cutting mechanism is located at the other end of the conveying production line. The composite layer unwinding mechanism is respectively located above or below the conveying production line. The preheating glue coating box comprises a box body. A conveying channel is arranged inside the box body. Both sides of the conveying channel are respectively connected to both sides of the box body. The conveying channel is sequentially divided into a preheating part and a glue coating part. A plurality of upper heating rollers and a lower heating roller are installed in the preheating part. A front glue coating roller and a back glue coating roller are arranged in the glue coating part. The front glue coating roller and the back glue coating roller are respectively driven by a lifting drive mechanism to move up and down in the glue coating part. The pressing roller mechanism corresponds to the preheating glue coating box one by one. The pressing roller mechanism is located at the rear end of the corresponding preheating glue coating box. The pressing roller mechanism comprises a lower pressing roller and an upper pressing roller. The lower pressing roller and the upper pressing roller are respectively driven by a moving drive mechanism to move up and down.

2. The copper clad laminate continuous processing production system according to claim 1, characterized in that: The front glue coating roller and the back glue coating roller have the same structure and are symmetrically arranged. The front glue coating roller and the back glue coating roller are staggered with each other in the conveying direction of the conveying channel. The front glue coating roller includes a glue cloth plate and a glue cloth roller. The box body is provided with a socket for the glue cloth plate to extend into the glue coating part. The inside of the glue cloth plate is provided with a glue cloth channel. The glue cloth roller is installed on one end of the glue cloth plate located in the glue coating part. The glue cloth roller is partially located in the glue cloth channel and is rotatably connected to the glue cloth plate. The other end of the glue cloth plate is connected to the glue barrel through a conveying pipe.

3. The copper clad laminate continuous processing production system according to claim 2, characterized in that: The lifting drive mechanism comprises a cylinder, and a working shaft of the cylinder is connected to the rubber cloth plate.

4. The copper clad laminate continuous processing production system according to claim 3, characterized in that: Support rollers are respectively arranged on both sides above or on both sides below the rubber spreading roller, and the support rollers are rotatably installed in the rubber coating part.

5. The copper clad laminate continuous processing production system according to claim 1, characterized in that: The base layer unwinding mechanism and the composite layer unwinding mechanism respectively include unwinding rollers, and the conveying production line also includes a plurality of power roller groups, the power roller group includes an active roller and a driven roller, the active roller is driven to rotate by a motor, and the driven roller relies on a spring to keep in contact with the active roller.

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