Passivation melt-plastic machine for composite board production

Abstract

The utility model discloses a passivation melting and molding machine for composite board production, comprising a base and a melting and molding box fixedly connected to one side of the top of the base through a fixed block, a preheating box fixedly connected to the other side of the top of the base, a connection frame fixedly connected to the lower sides of the two sides of the melting and molding box through openings, an electric heating plate fixedly connected between the front and rear of the inner cavity of the melting and molding box, and a transfer port is opened on both sides of the preheating box. The utility model relates to the technical field of composite board production. The passivation melting and molding machine for composite board production heats and dries the composite board passing through the melting and molding box through the electric heating plate, and at the same time, the air in the connection frame is evacuated through the air inlet pipe on the high-temperature fan, and the hot air in the melting and molding box is evacuated into the preheating box through the air outlet pipe. The air outlet pipe will add the hot air to multiple exhaust pipes through the connecting pipe, so that multiple air outlets spray air to the composite board passing above, so that the composite board can be well preheated, and the heating and drying time of the composite board can be effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of composite board production, in particular to a passivation melt-molding machine for composite board production. Background Art

[0002] Composite panels are generally divided into: metal composite panels, wood composite panels, color steel composite panels, rock wool composite panels, etc. Composite panels are composed of layers of different materials with different functions. In order to improve the corrosion resistance of the composite panels, a corrosion-resistant synthetic resin melt-plastic layer will be coated on the composite panels through a passivation melt-plastic machine.

[0003] After coating the composite board with a synthetic resin melt-plastic layer, the composite board needs to be heated and dried. However, currently the composite board is directly transferred to a melt-plastic machine for melt-plastic drying. The composite board needs to be heated from room temperature to a high temperature, which takes a long time. In addition, the high-temperature gas heated in the melt-plastic machine will be directly discharged without reasonable utilization. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a passivation melt-molding machine for composite board production, which solves the problems that it takes a long time to heat the composite board from room temperature to high temperature and the high-temperature gas heated in the melt-molding machine is directly discharged without reasonable utilization.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a passivation melting and molding machine for composite board production, comprising a base and a melting and molding box fixedly connected to one side of the top of the base through a fixed block, a preheating box fixedly connected to the other side of the top of the base, a connecting frame fixedly connected to the lower sides of the two sides of the melting and molding box by openings, an electric heating plate fixedly connected between the front and rear parts of the inner cavity of the melting and molding box, a conveying port is provided on both sides of the preheating box, a high-temperature fan is fixedly connected to the top of the base and located at the front of the preheating box, an air inlet end of the high-temperature fan is connected to an air inlet pipe, one end of the air inlet pipe passes through the connecting frame and extends to the inside of the connecting frame, an air outlet end of the high-temperature fan is connected to an air outlet pipe, one end of the air outlet pipe passes through the preheating box and extends to the inside of the preheating box, one end of the air outlet pipe extending to the inside of the preheating box is connected to a connecting pipe, a plurality of exhaust pipes are connected to the rear of the connecting pipe, and a plurality of air outlet holes are provided above the exhaust pipe.

[0006] Preferably, the front and rear parts of one side of the connecting frame are fixedly connected to a mounting plate, the front part of the mounting plate located at the rear is rotatably connected to a rotating roller through a bearing, the front part of the rotating roller is fixedly connected to a rotating rod, and one end of the rotating rod passes through the mounting plate and extends to the front of the mounting plate.

[0007] Preferably, a motor is fixedly connected to the top of the base and located in front of the mounting plate through a fixing plate, and the output shaft of the motor is fixedly connected to one end of the right rotating rod through a coupling.

[0008] Preferably, a sprocket is fixedly connected to the outer surface of the rotating rod and located in front of the mounting plate, and a chain belt is transmission-connected to the outer surfaces of the two sprockets.

[0009] Preferably, a protective frame adapted to the chain belt is fixedly connected to the front of the melt box.

[0010] Preferably, a plurality of conveying rollers are rotatably connected via bearings between the front and rear parts of the inner cavity of the molten plastic box and below the electric heating plate.

[0011] Beneficial Effects

[0012] The utility model provides a passivation melt-molding machine for composite board production. Compared with the existing technology, it has the following beneficial effects:

[0013] (1) The utility model heats and dries the composite board passing through the plastic melting box by means of an electric heating plate, and at the same time, exhausts air in the connecting frame through the air inlet pipe on the high-temperature fan, and exhausts the hot air in the plastic melting box into the preheating box through the air outlet pipe. The air outlet pipe adds the hot air to multiple exhaust pipes through the connecting pipe, so that multiple air outlets spray air to the composite board passing above, thereby preheating the composite board well and effectively reducing the heating and drying time of the composite board.

[0014] (2) The utility model can make good use of the hot air in the melt box by pumping the hot air in the melt box into the preheating box to preheat the composite plate in the preheating box. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0016] Figure 2 This is a structural schematic diagram of the utility model's melt box, mounting plate, rotating roller and conveying roller;

[0017] Figure 3 This is a schematic diagram of the internal structure of the plastic melting box, connecting frame, electric heating plate and conveying roller of the utility model;

[0018] Figure 4 This is a rear view of the internal structure of the preheating box, the transfer port, the connecting pipe, the exhaust pipe and the air outlet of the utility model;

[0019] Figure 5 It is a front view of the sprocket, chain belt and protective frame structure of the utility model.

[0020] In the figure: 1. base; 2. melting box; 3. preheating box; 4. connecting frame; 5. electric heating plate; 6. conveying port; 7. high-temperature fan; 8. air inlet pipe; 9. air outlet pipe; 10. connecting pipe; 11. exhaust pipe; 12. air outlet; 13. mounting plate; 14. rotating roller; 15. rotating rod; 16. motor; 17. sprocket; 18. chain belt; 19. protective frame; 20. conveying roller. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] See also Figure 1-5 The utility model provides a technical solution: a passivation melting machine for composite board production, comprising a base 1 and a melting box 2 fixedly connected to one side of the top of the base 1 through a fixed block, a preheating box 3 fixedly connected to the other side of the top of the base 1, a discharge pipe is connected to the top of the preheating box 3, and a connection frame 4 is fixedly connected to the lower part of both sides of the melting box 2 through an opening, an electric heating plate 5 is fixedly connected between the front and rear of the inner cavity of the melting box 2, the electric heating plate 5 is electrically connected to the external power supply and is controlled by a control switch, a transmission port 6 is opened on both sides of the preheating box 3, and a high Warm air fan 7, high-temperature air fan 7 is a special air fan, which is mainly used for high-temperature operation. It is electrically connected to an external power supply and controlled by a control switch. The air inlet end of the high-temperature air fan 7 is connected with an air inlet pipe 8, one end of the air inlet pipe 8 passes through the connecting frame 4 and extends to the inside of the connecting frame 4, the air outlet end of the high-temperature air fan 7 is connected with an air outlet pipe 9, one end of the air outlet pipe 9 passes through the preheating box 3 and extends to the inside of the preheating box 3, and one end of the air outlet pipe 9 extending to the inside of the preheating box 3 is connected with a connecting pipe 10, and the rear of the connecting pipe 10 is connected with a plurality of exhaust pipes 11, and a plurality of air outlet holes 12 are provided above the exhaust pipe 11.

[0023] Furthermore, in order to guide the composite plate to roll, a plurality of conveying rollers 20 are rotatably connected via bearings between the front and rear parts of the inner cavity of the melting box 2 and below the electric heating plate 5 .

[0024] Furthermore, in order to facilitate the transmission of the composite plate, the front and rear parts of one side of the connecting frame 4 are fixedly connected with a mounting plate 13, the front part of the rear mounting plate 13 is rotatably connected with a rotating roller 14 through a bearing, the front part of the rotating roller 14 is fixedly connected with a rotating rod 15, one end of the rotating rod 15 passes through the mounting plate 13 and extends to the front of the mounting plate 13, the top of the base 1 and the front of the mounting plate 13 are fixedly connected with a motor 16 through a fixed plate, the motor 16 is electrically connected to an external power supply and is controlled by a control switch, the output shaft of the motor 16 is fixedly connected to one end of the right rotating rod 15 through a coupling, the outer surface of the rotating rod 15 and the front of the mounting plate 13 are fixedly connected with a sprocket 17, the outer surfaces of the two sprockets 17 are transmission-connected with a chain belt 18, and the front part of the melting box 2 is fixedly connected with a protective frame 19 adapted to the chain belt 18.

[0025] When in use, the composite board passes through the conveying port 6 on the preheating box 3, and then passes through the connecting frame 4 and extends out of the melting box 2. The right rotating rod 15 is driven to rotate by the control motor 16, and the rotating rod 15 drives the other rotating rod 15 to rotate through the sprocket 17 and the chain belt 18, so that the two rotating rods 15 drive the rotating rollers 14 to rotate, so that the two rotating rollers 14 convey the composite board, and at the same time, the composite board passing through the conveying roller 20 is heated and dried by the electric heating plate 5;

[0026] At the same time, the air inlet pipe 8 on the high-temperature fan 7 is used to evacuate the left connection frame 4, and the hot air in the connection frame 4 is extracted, and the hot air is extracted into the connection pipe 10 through the air outlet pipe 9, so that the multiple air outlet holes 12 on the multiple exhaust pipes 11 spray the hot air upward, thereby preheating the composite board passing through the preheating box 3.

Claims

1. A passivation melt-molding machine for producing composite panels, comprising a base (1) and a melt-molding box (2) fixedly connected to one side of the top of the base (1) through a fixing block, characterized in that: A preheating box (3) is fixedly connected to the other side of the top of the base (1), and a connecting frame (4) is fixedly connected to the lower sides of the two sides of the molten plastic box (2) through an opening. An electric heating plate (5) is fixedly connected between the front and rear parts of the inner cavity of the molten plastic box (2), and a conveying port (6) is provided on both sides of the preheating box (3). A high-temperature fan (7) is fixedly connected to the top of the base (1) and located in front of the preheating box (3), and the air inlet end of the high-temperature fan (7) is connected to an air inlet pipe (8). One end of the tube (8) passes through the connection frame (4) and extends to the interior of the connection frame (4); the air outlet end of the high-temperature fan (7) is connected to an air outlet pipe (9); one end of the air outlet pipe (9) passes through the preheating box (3) and extends to the interior of the preheating box (3); one end of the air outlet pipe (9) extending to the interior of the preheating box (3) is connected to a connection pipe (10); the rear of the connection pipe (10) is connected to a plurality of exhaust pipes (11); a plurality of exhaust holes (12) are provided above the exhaust pipe (11).

2. The passivation melt-molding machine for composite board production according to claim 1, characterized in that: The front and rear parts of one side of the connection frame (4) are both fixedly connected to a mounting plate (13); the front part of the mounting plate (13) at the rear is rotatably connected to a rotating roller (14) via a bearing; the front part of the rotating roller (14) is fixedly connected to a rotating rod (15); one end of the rotating rod (15) passes through the mounting plate (13) and extends to the front of the mounting plate (13).

3. The passivation melt-molding machine for composite board production according to claim 2, characterized in that: A motor (16) is fixedly connected to the top of the base (1) and located in front of the mounting plate (13) via a fixing plate, and an output shaft of the motor (16) is fixedly connected to one end of the right rotating rod (15) via a coupling.

4. The passivation melt-molding machine for composite board production according to claim 2, characterized in that: A sprocket (17) is fixedly connected to the outer surface of the rotating rod (15) and is located in front of the mounting plate (13), and a chain belt (18) is transmission-connected to the outer surfaces of the two sprockets (17).

5. The passivation melt-molding machine for composite board production according to claim 4, characterized in that: The front part of the molten plastic box (2) is fixedly connected with a protective frame (19) adapted to the chain belt (18).

6. The passivation melt-molding machine for composite board production according to claim 1, characterized in that: A plurality of conveying rollers (20) are rotatably connected via bearings between the front and rear parts of the inner cavity of the molten plastic box (2) and located below the electric heating plate (5).

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