Combined type bakelite plate flame retardant treatment equipment

Abstract

The utility model discloses combined type bakelite plate flame retardant treatment equipment which comprises a dipping box, a drying box is arranged on one side of the dipping box, a partition plate is fixedly connected to the inner wall of the drying box and divides the drying box into two cavities, a drying assembly is arranged at the top of the drying box, and an extrusion assembly is arranged in the drying box. Conveying rollers are arranged on one side and inside the drying box and the dipping box; the drying assembly comprises a shell fixed to the top of the drying box, the bottom of the shell is connected with two flow dividing pipes, and a draught fan and a heating pipe are arranged in the shell; the extrusion assembly comprises an upper pressing plate and a lower pressing plate which are arranged at the upper and lower ends of the inner wall of the drying box, and one ends of the upper pressing plate and the lower pressing plate are connected with a first electric cylinder and a second electric cylinder correspondingly. According to the device, raw materials can be quickly dried after being impregnated, so that the working efficiency of raw material impregnation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bakelite board forming and processing, in particular to a combined bakelite board flame retardant treatment device. Background Art

[0002] Bakelite is a laminated insulating material with phenolic resin as its main component, commonly used in electrical and electronic equipment. Its molding process involves multiple steps, mainly including raw material preparation, impregnation, lamination and curing.

[0003] In order to improve the flame retardant properties of bakelite boards, specific flame retardant materials are usually added to the raw paper during the manufacturing process. The addition is mainly completed by impregnation or lamination. However, the existing impregnation process requires a certain amount of drying time after the raw material is impregnated, which is inefficient. At the same time, a large amount of impregnation liquid will drip and be wasted during the transportation of the raw material, so improvement is needed. Utility Model Content

[0004] The purpose of the utility model is to provide a combined type bakelite flame retardant treatment device to solve the problem of low efficiency of raw material impregnation and drying proposed in the above background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a combined bakelite flame retardant treatment device, comprising an impregnation box, a drying box provided on one side of the impregnation box, a drying assembly provided on the top of the drying box, an extrusion assembly provided inside the drying box, and conveying rollers provided on one side and inside the drying box and the impregnation box;

[0006] The drying assembly includes a shell fixed to the top of the drying box, and a fan and a heating tube are arranged inside the shell;

[0007] The extrusion assembly comprises an upper pressing plate and a lower pressing plate arranged at the upper and lower ends of the inner wall of the drying box, and one end of the upper pressing plate and the lower pressing plate are respectively connected to the first electric cylinder and the second electric cylinder.

[0008] Preferably, the conveying rollers are arranged in multiple groups inside the impregnation box, and each group is staggered up and down.

[0009] Preferably, a partition is fixedly connected to the inner wall of the drying box, and the partition divides the drying box into two chambers.

[0010] Preferably, the bottom of the shell is connected to a shunt pipe, and two shunt pipes are provided, and the shunt pipes are respectively connected to the two chambers of the drying box.

[0011] Preferably, a first electric cylinder and a second electric cylinder are fixedly mounted on the top and bottom of the drying box respectively.

[0012] Preferably, the bottom of the drying box is in an inclined structure, and the height of the drying box near the impregnation box is lower than the height of the drying box far from the impregnation box.

[0013] Preferably, a drug feed pipe is provided on one side of the impregnation box, and a drug discharge pipe is provided on the other side of the impregnation box, and valves are provided on both the drug feed pipe and the drug discharge pipe.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] (1) This device can quickly dry the raw materials after impregnation, thereby improving the efficiency of raw material impregnation.

[0016] (2) This device sets a drying box on one side of the impregnation box, sets a fan and a heating tube on the top of the drying box, and inputs hot air flow into the drying box to dry the product passing through the drying box, thereby improving the drying efficiency of the product.

[0017] (3) This device sets an extrusion assembly inside the drying box. The upper and lower pressing plates of the extrusion assembly can squeeze the product, thereby quickly dehydrating the impregnation liquid in the product and improving the drying efficiency of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic structural diagram of a combined bakelite flame retardant treatment device of the utility model;

[0019] Figure 2 This is a cross-sectional view of a combined bakelite flame retardant treatment device of the present invention;

[0020] Figure 3 This utility model is a combined bakelite flame retardant treatment equipment Figure 2 Enlarged view of point A in the middle.

[0021] In the figure: 1. Inlet pipe; 2. Impregnation box; 3. Valve; 4. Discharge pipe; 5. Extrusion assembly; 51. Upper pressure plate; 52. First electric cylinder; 53. Second electric cylinder; 54. Lower pressure plate; 6. Drying assembly; 61. Housing; 62. Diverter pipe; 63. Fan; 64. Heating tube; 7. Drying box; 8. Conveyor roller; 9. Partition. DETAILED DESCRIPTION

[0022] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-3 The utility model provides a technical solution: a combined bakelite flame retardant treatment equipment, including an impregnation box 2, a drying box 7 is provided on one side of the impregnation box 2, and a partition 9 is fixedly connected to the inner wall of the drying box 7, which divides the drying box 7 into two chambers; this structure can divide a large space of the drying box 7 into two small spaces, which is conducive to ensuring the temperature in the two small spaces and avoiding temperature imbalance in the drying box 7 chamber; the top and bottom of the drying box 7 are respectively fixedly installed with a first electric cylinder 52 and a second electric cylinder 53; this structure can respectively push the upper pressing plate 51 and the lower pressing plate 54 to rise and fall through the first electric cylinder 52 and the second electric cylinder 53, and the product can be pressurized by the mutual approach of the upper pressing plate 51 and the lower pressing plate 54 to separate the excess impregnation liquid in the product; the bottom of the drying box 7 is an inclined structure, and the drying box 7 is close to the impregnation box 2. The height of one end of the drying box 7 is lower than the height of the end far from the impregnation box 2 of the drying box 7; this structure can make the impregnation liquid collected in the drying box 7 flow into the impregnation box 2 to avoid waste; an inlet pipe 1 is provided on one side of the impregnation box 2, and an outlet pipe 4 is provided on the other side of the impregnation box 2. Valves 3 are provided on both the inlet pipe 1 and the outlet pipe 4; the valve 3 of this structure can control the switch of the inlet pipe 1 and the outlet pipe 4; the impregnation box 2 is used to store flame retardant and impregnation liquid; a drying component 6 is provided on the top of the drying box 7, and an extrusion component 5 is provided inside the drying box 7. Conveying rollers 8 are provided on one side and inside the drying box 7 and the impregnation box 2; multiple groups of conveying rollers 8 are provided inside the impregnation box 2, and each group is staggered up and down; this structure can convey the product to fully contact with the impregnation liquid in the impregnation box 2 through the conveying rollers 8; the impregnation liquid is composed of a mixture of flame retardant and solvent;

[0024] The drying assembly 6 includes a housing 61 fixed to the top of the drying box 7. The bottom of the housing 61 is connected to a diverter pipe 62. Two diverter pipes 62 are provided, and the diverter pipes 62 are connected to the two chambers of the drying box 7 respectively. The diverter pipes 62 of this structure can divert the heat inside the housing 61 to the two chambers of the drying box 7. The housing 61 is provided with a fan 63 and a heating pipe 64.

[0025] The extrusion assembly 5 includes an upper pressing plate 51 and a lower pressing plate 54 provided at the upper and lower ends of the inner wall of the drying box 7 . One end of the upper pressing plate 51 and the lower pressing plate 54 are connected to a first electric cylinder 52 and a second electric cylinder 53 respectively.

[0026] Working principle: When using the combined bakelite flame retardant treatment equipment, the raw material product first enters the impregnation box 2 from one side, and is transported by the conveyor roller 8 to fully contact the impregnation liquid inside the impregnation box 2. After completing the impregnation work, the raw material product enters the drying box 7. At this time, the first electric cylinder 52 and the second electric cylinder 53 respectively push the upper pressure plate 51 and the lower pressure plate 54 close to the raw material product, and squeeze the raw material product so that the excess impregnation liquid in the raw material product is squeezed out and flows into the impregnation box 2 through the bottom of the drying box 7. When the raw material product enters the drying box 7, the heat generated by the fan 63 and the heating tube 64 when they are working enters the drying box 7 to dry the raw material product, thereby improving the drying efficiency of the raw material product.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A combined bakelite flame retardant treatment device, comprising an impregnation box (2), characterized in that: A drying box (7) is provided on one side of the impregnation box (2), a drying assembly (6) is provided on the top of the drying box (7), an extrusion assembly (5) is provided inside the drying box (7), and conveying rollers (8) are provided on one side and inside the drying box (7) and the impregnation box (2); The drying assembly (6) includes a housing (61) fixed to the top of the drying box (7), and a fan (63) and a heating tube (64) are provided inside the housing (61); The extrusion assembly (5) comprises an upper pressing plate (51) and a lower pressing plate (54) arranged at the upper and lower ends of the inner wall of the drying box (7), and one end of the upper pressing plate (51) and the lower pressing plate (54) are respectively connected to a first electric cylinder (52) and a second electric cylinder (53).

2. The combined bakelite flame retardant treatment equipment according to claim 1, characterized in that: The conveying rollers (8) are arranged in multiple groups inside the impregnation box (2), and each group is staggered up and down.

3. The combined flame retardant treatment equipment for bakelite according to claim 1, characterized in that: A partition (9) is fixedly connected to the inner wall of the drying box (7), and the partition (9) divides the drying box (7) into two chambers.

4. The combined flame retardant treatment equipment for bakelite according to claim 1, characterized in that: The bottom of the housing (61) is connected to a diversion pipe (62), two diversion pipes (62) are provided, and the diversion pipes (62) are respectively connected to the two chambers of the drying box (7).

5. The combined bakelite flame retardant treatment equipment according to claim 1, characterized in that: A first electric cylinder (52) and a second electric cylinder (53) are fixedly mounted on the top and bottom of the drying box (7), respectively.

6. The combined flame retardant treatment equipment for bakelite according to claim 1, characterized in that: The bottom of the drying box (7) is in an inclined structure, and the height of the end of the drying box (7) near the impregnation box (2) is lower than the height of the end of the drying box (7) far from the impregnation box (2).

7. The combined bakelite flame retardant treatment equipment according to claim 1, characterized in that: A drug feed pipe (1) is provided on one side of the impregnation box (2), and a drug discharge pipe (4) is provided on the other side of the impregnation box (2). Valves (3) are provided on both the drug feed pipe (1) and the drug discharge pipe (4).

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