A cardboard drying device

Abstract

The utility model discloses a cardboard drying device, and relates to the technical field of cardboard processing equipment. The cardboard drying device comprises an insulation box, wherein two groups of U-shaped plate racks are arranged inside the insulation box, and first rollers are rotatably installed on the front and rear sides of each group of U-shaped plate racks, and the outer walls of the two groups of first rollers are sleeved with first air-permeable belts, and two groups of second rollers are rotatably installed on the front and rear sides of the insulation box, and the outer walls of the two groups of second rollers are sleeved with second air-permeable belts. In the process of drying the cardboard, the cardboard drying device drives the first air-permeable belt and the second air-permeable belt to clamp the cardboard, so as to avoid the wind generated by the fan from bending the cardboard, and also can avoid the cardboard from wrinkling due to rapid drying, thereby improving the drying quality of the cardboard, and through the telescopic structure, the use height of the first air-permeable belt can be adjusted, so that the first air-permeable belt and the second air-permeable belt can dry cardboard of any thickness and size, thereby improving the practicality of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of paperboard processing equipment, in particular to a paperboard drying device. Background Art

[0002] Chinese patent document CN214295045U discloses a cardboard drying device for a cardboard printing machine, comprising a dryer main body, a motor is installed at the top of the dryer main body, a first rotating shaft is connected to the bottom end of the motor, a fixing plate is fixed to the top of the dryer main body, the fixing plate is fixedly connected to the motor, a first transmission belt is arranged on the outer wall of the first rotating shaft, a second rotating shaft is installed inside the first transmission belt, a fixing frame is fixed to the top of the dryer main body, the top end of the second rotating shaft is located inside the fixing frame, a fan blade is fixed to the bottom end of the second rotating shaft, and the effect of facilitating the placement and taking of cardboard is achieved through the mutual cooperation of parts such as the fourth rotating shaft, the turntable and the chassis, while ensuring that the paper can be in a stable state, thereby solving the problem that the existing cardboard drying device for a cardboard printing machine is inconvenient for placing and taking of paper.

[0003] However, the cardboard of the above device is of fixed size and can only fix cardboard of fixed thickness. Secondly, when the fan blades rotate, the wind generated by them will exert left and right thrust on the cardboard, which may easily cause the cardboard to bend and affect the quality of the cardboard. Utility Model Content

[0004] The purpose of the utility model is to provide a paperboard drying device to solve the problems and defects raised by the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cardboard drying device, comprising an insulated box, two groups of U-shaped plate racks are arranged inside the insulated box, first rollers are rotatably installed on the front and rear sides of each group of U-shaped plate racks, and the outer walls of the two groups of first rollers are sleeved with first air-permeable belts, two groups of second rollers are rotatably installed on the front and rear sides of the insulated box, and the outer walls of the two groups of second rollers are sleeved with second air-permeable belts, and the bottom outer wall of the first air-permeable belt is in contact with the top outer wall of the second air-permeable belt, and a servo motor is fixedly installed on the front outer wall of the insulated box, and the servo motor is The output shaft is fixedly installed with one end of one group of second rotating rollers, driving the first air-permeable belt and the second air-permeable belt to clamp the cardboard, so as to prevent the wind generated by the fan from bending the cardboard, and also prevent the cardboard from wrinkling due to rapid drying, thereby improving the drying quality of the cardboard. It also includes heating wires located on the inner side of the first air-permeable belt and the inner side of the second air-permeable belt, and the heating wires are used to dry the cardboard. Four groups of telescopic structures are arranged above the U-shaped plate frame, and the telescopic structures are used to drive the first air-permeable belt and the second air-permeable belt to dry cardboard of any thickness.

[0006] Preferably, the telescopic structure sleeve, movable rod and push spring, the movable rod is slidably installed on the inner wall of the sleeve, and the bottom end of the movable rod extends to the bottom of the sleeve, and the push spring is fixedly installed on the top of the movable rod and the inner bottom of the sleeve. The use height of the first breathable belt can be adjusted, so that the first breathable belt and the second breathable belt can dry cardboard of any thickness and size, thereby improving the practicality of the device.

[0007] Preferably, the bottom ends of the four groups of movable rods are hingedly mounted in pairs on the top of the U-shaped plate frame, and the tops of two groups of sleeves are fixedly mounted on the inner top of the insulation box, and the tops of the other two groups of sleeves are hingedly mounted on the inner top of the insulation box.

[0008] Preferably, the front and rear sides of the insulation box are both inlaid with perforated plates, the front and rear outer walls of the insulation box are both fixedly installed with insulation boxes, the perforated plates are located on the inner side of the insulation box, and a fan is fixedly installed on the top outer wall of the insulation box, the output end of the fan is fixedly connected to the first air duct, and the input end of the fan is fixedly connected to the second air duct, and one end of the first air duct and the second air duct respectively pass through the top of the insulation box and communicate with the interior of the insulation box.

[0009] Preferably, two ends of the heating wire are respectively fixedly installed between two groups of orifice plates.

[0010] Preferably, a feed port is provided on one side of the thermal insulation box, and a discharge port is provided on the other side of the thermal insulation box, and the feed port and the discharge port are respectively located on both sides of the first air permeable belt and the second air permeable belt.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the process of drying the cardboard, the cardboard drying device drives the first air-permeable belt and the second air-permeable belt to clamp the cardboard, so as to prevent the wind generated by the fan from bending the cardboard, and also prevent the cardboard from wrinkling due to rapid drying, thereby improving the drying quality of the cardboard. Moreover, the use height of the first air-permeable belt can be adjusted through the telescopic structure, so that the first air-permeable belt and the second air-permeable belt can dry cardboard of any thickness and size, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a cross-sectional view of the insulation box and insulation box of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the telescopic structure of the utility model;

[0017] Figure 4 It is a cross-sectional view of the sleeve of the utility model.

[0018] Figure numerals: 1. Insulation box; 2. U-shaped plate frame; 3. First roller; 4. First breathable belt; 5. Second roller; 6. Second breathable belt; 7. Servo motor; 8. Sleeve; 9. Movable rod; 10. Push spring; 11. Heating wire; 12. Insulation box; 13. Fan; 14. First air duct; 15. Second air duct; 16. Orifice plate. DETAILED DESCRIPTION

[0019] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a cardboard drying device comprises an insulated box 1, two groups of U-shaped board frames 2 are arranged inside the insulated box 1, first rollers 3 are rotatably installed on the front and rear sides of each group of U-shaped board frames 2, and the outer walls of the two groups of first rollers 3 are sleeved with first air-permeable belts 4, two groups of second rollers 5 are rotatably installed on the front and rear sides of the insulated box 1, and the outer walls of the two groups of second rollers 5 are sleeved with second air-permeable belts 6, and the bottom outer wall of the first air-permeable belt 4 is in contact with the top outer wall of the second air-permeable belt 6, a servo motor 7 is fixedly installed on the front outer wall of the insulated box 1, and the output shaft of the servo motor 7 is fixedly installed on one end of one group of second rollers 5, the servo motor 7 is started, and the output shaft of the servo motor 7 drives one group of second rollers 5 to rotate, and the rotation of the second rollers 5 drives the second air-permeable belt 6 to rotate The rotation of the second air-permeable belt 6 drives the first air-permeable belt 4 to reverse, and the cardboard is put into the first air-permeable belt 4 and the second air-permeable belt 6 through the feed port. The first air-permeable belt 4 and the second air-permeable belt 6 push each other, and the push spring 10 pushes the movable rod 9, the U-shaped plate frame 2, the first roller 3, and the first air-permeable belt 4 downward, so as to avoid the wind generated by the fan 13 from bending the cardboard, and also avoid the cardboard from wrinkling due to rapid drying, thereby improving the drying quality of the cardboard. The invention also includes a heating wire 11 located on the inner side of the first air-permeable belt 4 and the inner side of the second air-permeable belt 6, and the heating wire 11 is used to dry the cardboard. The four sets of telescopic structures arranged above the U-shaped plate frame 2 are used to drive the first air-permeable belt 4 and the second air-permeable belt 6 to dry cardboard of any thickness through the telescopic structure.

[0021] The telescopic structure comprises a sleeve 8, a movable rod 9 and a push spring 10. The movable rod 9 is slidably mounted on the inner wall of the sleeve 8, and the bottom end of the movable rod 9 extends to the bottom of the sleeve 8. The push spring 10 is fixedly mounted on the top of the movable rod 9 and the inner bottom of the sleeve 8. The use height of the first breathable belt 4 can be adjusted, so that the first breathable belt 4 and the second breathable belt 6 can dry cardboard of any thickness and size, thereby improving the practicality of the device.

[0022] The bottom ends of the four groups of movable rods 9 are hingedly mounted on the top of the U-shaped plate frame 2 in pairs, and the tops of two groups of sleeves 8 are fixedly mounted on the inner top of the insulation box 1, and the tops of the other two groups of sleeves 8 are hingedly mounted on the inner top of the insulation box 1.

[0023] The front and rear sides of the thermal insulation box 1 are both inlaid with orifice plates 16, the front and rear outer walls of the thermal insulation box 1 are both fixedly installed with thermal insulation boxes 12, the orifice plates 16 are located on the inner side of the thermal insulation box 12, and the top outer wall of the thermal insulation box 1 is fixedly installed with a fan 13, the output end of the fan 13 is fixedly connected to a first air duct 14, and the input end of the fan 13 is fixedly connected to a second air duct 15, one end of the first air duct 14 and the second air duct 15 respectively penetrate the top of the thermal insulation box 12 and communicate with the interior of the thermal insulation box 12, start the heating wire 11 and the fan 13, the heating wire 11 heats the inner wall of the thermal insulation box 1, and one side of the wind generated by the fan 13 enters the interior of the thermal insulation box 1 through the first air duct 14, the thermal insulation box 12, and the orifice plate 16, so that the temperature inside the thermal insulation box 1 is uniform, and the cardboard is driven to be heated evenly.

[0024] Both ends of the heating wire 11 are fixedly installed between two groups of orifice plates 16 .

[0025] A feed port is provided on one side of the heat preservation box 1 , and a discharge port is provided on the other side of the heat preservation box 1 . The feed port and the discharge port are located on both sides of the first air permeable belt 4 and the second air permeable belt 6 , respectively.

[0026] Working principle: by starting the servo motor 7, the output shaft of the servo motor 7 drives a group of second rollers 5 to rotate, the rotation of the second rollers 5 drives the second air-permeable belt 6 to rotate, the rotation of the second air-permeable belt 6 drives the first air-permeable belt 4 to reverse, and the cardboard is put into the first air-permeable belt 4 and the second air-permeable belt 6 through the feed port, the first air-permeable belt 4 and the second air-permeable belt 6 will push each other, and due to the downward push of the push spring 10 on the movable rod 9, the U-shaped plate frame 2, the first roller 3, and the first air-permeable belt 4, the first air-permeable belt 4 and the second air-permeable belt 6 clamp and move the cardboard, by starting the heating wire 11 and the fan 13, the heating wire 11 heats the inner wall of the insulation box 1, and the wind generated by the fan 13 enters the interior of the insulation box 1 through the first air duct 14, the insulation box 12, and the orifice plate 16, so that the temperature inside the insulation box 1 is uniform, and the cardboard is driven to be heated evenly.

[0027] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A cardboard drying device, comprising a heat preservation box (1), wherein two groups of U-shaped plate frames (2) are arranged inside the heat preservation box (1), and first rollers (3) are rotatably mounted on the front and rear sides of each group of U-shaped plate frames (2), and the outer walls of the two groups of first rollers (3) are sleeved with first air-permeable belts (4), and two groups of second rollers (5) are rotatably mounted on the front and rear sides of the heat preservation box (1), and the outer walls of the two groups of second rollers (5) are sleeved with second air-permeable belts (6), and the bottom outer wall of the first air-permeable belt (4) is in contact with the top outer wall of the second air-permeable belt (6), and a servo motor (7) is fixedly mounted on the front outer wall of the heat preservation box (1), and the output shaft of the servo motor (7) is fixedly mounted on one end of one of the groups of second rollers (5), characterized in that: Also includes: A heating wire (11) located inside the first air permeable belt (4) and inside the second air permeable belt (6), and used to dry the paperboard via the heating wire (11); Four sets of telescopic structures are arranged above the U-shaped board frame (2), and are used to drive the first breathable belt (4) and the second breathable belt (6) to dry paperboard of any thickness.

2. A paperboard drying device according to claim 1, characterized in that: The telescopic structure comprises a sleeve (8), a movable rod (9) and a push spring (10), wherein the movable rod (9) is slidably mounted on the inner wall of the sleeve (8), and the bottom end of the movable rod (9) extends below the sleeve (8), and the push spring (10) is fixedly mounted on the top end of the movable rod (9) and the inner bottom of the sleeve (8).

3. A paperboard drying device according to claim 2, characterized in that: The bottom ends of the four groups of movable rods (9) are hingedly mounted on the top of the U-shaped plate frame (2) in pairs, and the tops of two groups of sleeves (8) are fixedly mounted on the inner top of the insulation box (1), and the tops of the other two groups of sleeves (8) are hingedly mounted on the inner top of the insulation box (1).

4. A paperboard drying device according to claim 3, characterized in that: The front and rear sides of the heat preservation box (1) are both inlaid with orifice plates (16), the front and rear outer walls of the heat preservation box (1) are both fixedly mounted with heat preservation boxes (12), the orifice plates (16) are located on the inner side of the heat preservation box (12), a fan (13) is fixedly mounted on the top outer wall of the heat preservation box (1), the output end of the fan (13) is fixedly connected to a first air duct (14), the input end of the fan (13) is fixedly connected to a second air duct (15), and one end of the first air duct (14) and the second air duct (15) respectively penetrate the top of the heat preservation box (12) and communicate with the interior of the heat preservation box (12).

5. A paperboard drying device according to claim 4, characterized in that: Both ends of the heating wire (11) are respectively fixedly mounted between two groups of orifice plates (16).

6. A paperboard drying device according to claim 5, characterized in that: A feed inlet is provided on one side of the thermal insulation box (1), and a discharge port is provided on the other side of the thermal insulation box (1), wherein the feed inlet and the discharge port are respectively located on both sides of the first air permeable belt (4) and the second air permeable belt (6).

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