High-definition environment-friendly acoustic board production equipment

Abstract

The utility model provides high-definition environment-friendly acoustic board production equipment which is formed by blending flame-retardant polyester fibers and hot melting materials. Comprising an unwinding machine, a cloth storage frame, a UV high-definition printing machine, a drying oven, a rolling device and a cutting device which are sequentially arranged in the feeding sequence, the drying oven is used for accelerating drying of printed patterns and melting hot melting materials through high temperature so that fibers can be bonded together to improve the product strength, and the rolling device comprises a hot pressing mechanism and a cold pressing mechanism; the hot pressing mechanism comprises a rack and two hot pressing roller sets, each hot pressing roller set comprises an upper pressing roller and a lower pressing roller, the lower pressing rollers are rotationally installed on the rack, and the upper pressing rollers are installed on the rack in a vertically adjustable mode and located above the lower pressing rollers. According to the utility model, a gluing device is omitted, the process is simplified, the production efficiency can be effectively improved, and continuous production is realized, so that the production cost is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sound-absorbing board production equipment, and in particular to high-definition environmentally friendly sound-absorbing board production equipment. Background Art

[0002] Currently, the main sound-absorbing materials on the market include polyester fiber sound-absorbing panels, grooved wood sound-absorbing panels, inorganic fiber spraying, fabric soft-pack sound-absorbing panels, leather soft-pack sound-absorbing panels, sound insulation felt, sound-absorbing cotton, porous wood sound-absorbing panels, etc. Among them, polyester fiber sound-absorbing material is a new type of environmentally friendly sound-absorbing material that can replace traditional sound insulation and sound-absorbing panels such as sponge, glass wool, and rock wool. Regardless of direct skin contact or indoor air quality, no harmful trace elements are released, and it can directly meet the standards for safe use. However, the existing polyester fiber sound-absorbing panel production equipment has low production efficiency and complex equipment processes.

[0003] In view of this, the inventors of this case conducted in-depth research on the above-mentioned issues, which led to the creation of this case. Utility Model Content

[0004] The purpose of this utility model is to address the above shortcomings and provide a high-definition environmentally friendly sound-absorbing board production equipment that omits the gluing device, simplifies the process, effectively improves production efficiency, realizes continuous production, and thus greatly reduces production costs.

[0005] The solution adopted by the utility model to solve the technical problem is: a high-definition environmentally friendly sound-absorbing board production equipment, which is blended from flame-retardant polyester fiber and hot-melt material, including an unwinder, a cloth storage rack, a UV high-definition printing machine, an oven for accelerating the drying of the printed pattern and melting the hot-melt material by high temperature to bond the fibers to each other to improve the strength of the product, a rolling device and a cutting device. The rolling device mechanism includes a hot pressing mechanism and a cold pressing mechanism. The hot pressing mechanism includes a frame and two groups of hot pressing roller groups. The hot pressing roller groups include an upper pressing roller and a lower pressing roller. The lower pressing roller is rotatably installed on the frame. The upper pressing roller is installed on the frame so as to be adjustable up and down and is located above the lower pressing roller.

[0006] Furthermore, in order to adjust the installation height of the upper pressure roller up and down, and then adjust the distance between the upper pressure roller and the lower pressure roller to adapt to different pressing requirements; the frame includes two mounting plates arranged opposite to each other, a slide groove is provided on the mounting plate, a slider is slidably installed on the slide groove, a screw seat is provided on the mounting plate located above the slide groove, a screw is threadedly installed on the screw seat, a rotating handwheel is provided on the top of the screw, and the bottom of the screw is rotatably installed on the slider to drive the slider to move up and down along the slide groove, and the two ends of the upper pressure roller are respectively rotatably installed on the two sliders through bearings so that the distance with the lower pressure roller can be adjusted as the slider moves up and down.

[0007] Furthermore, in order to intuitively see the adjusted spacing between the upper and lower pressure rollers, a ruler for measuring the spacing between the upper and lower pressure rollers is provided on both sides of the lower pressure roller on the frame, and a movable long slot for moving through the upper pressure roller is provided on the ruler, and scale lines are provided on both sides of the movable long slot on the ruler, and a center line for convenient reading of the scale is provided on both sides of the upper pressure roller.

[0008] Furthermore, in order to improve the drying efficiency and ensure the drying effect; the oven includes a box body, a plurality of infrared heating tubes are provided in the box body, and a mounting bracket for installing the infrared heating tubes is provided in the box body, and the mounting bracket includes an adjustment bracket and an elastic clamp for clamping the infrared heating tubes, and the adjustment bracket includes a first support rod, a second support rod and a third support rod hingedly connected in sequence, the other end of the first support rod is rotatably installed on the side wall of the box body, and the other end of the third support rod is rotatably connected to the elastic clamp, and the elastic clamp includes a clamp body and two symmetrically arranged arc-shaped clips, one end of the arc-shaped clip is rotatably installed on the clamp body, and a spring is provided between the two arc-shaped clips on the side close to the clamp body.

[0009] Furthermore, in order to ensure uniform temperature in the oven, thereby ensuring uniform drying of the sound-absorbing panels and preventing problems such as arching of the sound-absorbing panels due to local over-drying or insufficient drying, the box body is also provided with a plurality of fans and a plurality of turbine fans for promoting the flow of high-temperature air. The fans are arranged on the inner side wall of the box body to promote the horizontal air flow of the box body, and the turbine fans are arranged on the top side wall of the box body and are installed along the inlet and outlet direction of the oven to promote the longitudinal air flow of the box body.

[0010] Compared with the prior art, the present invention has the following advantages:

[0011] (1) The sound-absorbing panels produced by the present invention are different from traditional sound-absorbing panels. They directly use low-melting-point fibers to replace the traditional gluing process. Therefore, there is no need for a gluing process or a drying process after gluing. Thus, the heat setting effect can be achieved in one step by using the oven used for inkjet printing, which effectively saves energy and reduces consumption. The glue-free process also eliminates the hidden danger of formaldehyde release. The production process is simple and the production efficiency is high.

[0012] (2) The production equipment of the present invention adopts a production process of first printing, then pressing, and finally cutting, which is different from the traditional production process of first forming the board, then cutting, and finally printing. The traditional production process produces fewer single-board surface printing products, and all of them are single-piece printing production processes, with low production efficiency, difficulty in forming large-scale production, and high product prices. The present invention can achieve continuous production and high production efficiency;

[0013] (3) The pressing plate of the utility model adopts a hot pressing process, which effectively controls the thermal shrinkage of the product through high-temperature heat setting, and improves the hardness of the product. Compared with the products produced by the traditional production process of Teflon belt drive, the products produced by the utility model are smoother, stiffer and of better quality;

[0014] (4) The upper pressing roller of the utility model adopts an installation structure that can be adjusted up and down, which can be adjusted according to the different pressing requirements of different products. It is very flexible to use and very simple to operate. The installation height of the upper pressing roller can be adjusted by directly turning the screw. The ruler set beside the upper pressing roller can intuitively see the distance between the upper pressing roller and the lower pressing roller;

[0015] (5) The oven structure adopted by the present invention can provide efficient and uniform drying effect. It adopts infrared heating tubes, which have fast temperature rise and high heating efficiency. The infrared heating tubes are installed with adjustment brackets, and the installation height of the infrared heating tubes can be adjusted by rotating the support rods. The infrared heating tubes are fixed with elastic clamps, which can well ensure the stable operation of the infrared heating tubes. In conjunction with the fan and turbine fan, the high-temperature air flow in the oven can be driven, which can effectively ensure that the temperature of the upper and lower layers of the oven is the same, thereby ensuring the uniform drying effect of the sound-absorbing panels. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 It is a structural diagram of the hot pressing mechanism;

[0019] Figure 3 It is a structural cross-sectional view of the hot pressing mechanism.

[0020] In the figure: unwinder 1; cloth storage rack 2; UV high-definition printing machine 3; drying oven 4; roller pressing device 5; hot pressing mechanism 51; upper pressing roller 511; lower pressing roller 512; chute 513; screw 514; ruler 515; cutting device 6. DETAILED DESCRIPTION

[0021] The following is a detailed description of the present invention in conjunction with the accompanying drawings and specific embodiments:

[0022] Example: Figure 1-3As shown, this embodiment provides a high-definition environmentally friendly sound-absorbing board production equipment, which is blended from flame-retardant polyester fiber and hot-melt material, and includes an unwinder 1, a cloth storage rack 2, a UV high-definition printing machine 3, an oven 4 for accelerating the drying of the printed pattern and melting the hot-melt material by high temperature to bond the fibers to each other to improve the strength of the product, a rolling device 5, and a cutting device 6. The rolling device 5 includes a hot pressing mechanism 51 and a cold pressing mechanism. The hot pressing mechanism 51 includes a frame and two groups of hot pressing rollers. The hot pressing rollers include an upper pressing roller 511 and a lower pressing roller 512. The lower pressing roller 512 is rotatably mounted on the frame. The upper pressing roller 511 is mounted on the frame so as to be adjustable up and down and is located above the lower pressing roller 512.

[0023] The cam 514 is screwed onto the top of the cam 515 and the bottom of the cam 516 is screwed onto the top of the cam 517. The cam 518 is screwed onto the top of the cam 517 and the bottom of the cam 516 is screwed onto the top of the cam 517. The cam 518 is screwed onto the top of the cam 517 and the bottom of the cam 517 is screwed onto the top of the cam 517. The cam 518 is screwed onto the top of the cam 517 and the bottom of the cam 517 is screwed onto the top of the cam 517 to drive the cam 517 to move up and down along the cam 517. The two ends of the upper pressure roller 511 are rotatably mounted on the two sliders through bearings so that the distance from the lower pressure roller 512 can be adjusted as the slider moves up and down.

[0024] In this embodiment, in order to intuitively see the adjusted distance between the upper pressing roller 511 and the lower pressing roller 512, a ruler 515 for measuring the distance between the upper pressing roller 511 and the lower pressing roller 512 is provided on both sides of the lower pressing roller 512 on the frame, and a movable long groove for movably passing through the upper pressing roller 511 is provided on the ruler 515, and scale lines are provided on both sides of the movable long groove on the ruler 515, and a center line for convenient reading of the scale is provided on both sides of the upper pressing roller 511.

[0025] In this embodiment, in order to improve the drying efficiency and ensure the drying effect; the drying oven 4 includes a box body, a plurality of infrared heating tubes are provided in the box body, and a mounting bracket for installing the infrared heating tubes is provided in the box body, and the mounting bracket includes an adjustment bracket and an elastic clamp for clamping the infrared heating tubes, and the adjustment bracket includes a first support rod, a second support rod and a third support rod which are hingedly connected in sequence, the other end of the first support rod is rotatably mounted on the side wall of the box body, and the other end of the third support rod is rotatably connected to the elastic clamp, and the elastic clamp includes a clamp body and two symmetrically arranged arc-shaped clips, one end of the arc-shaped clip is rotatably mounted on the clamp body, and a spring is provided between the two arc-shaped clips on the side close to the clamp body.

[0026] In this embodiment, in order to ensure uniform temperature within the drying oven 4 and thus ensure uniform drying of the sound-absorbing panels, and to prevent problems such as arching of the sound-absorbing panels due to local over-drying or insufficient drying, the oven is further provided with a plurality of fans and a plurality of turbo fans for promoting the flow of high-temperature air. The fans are arranged on the inner side walls of the oven to promote transverse air flow within the oven, and the turbo fans are arranged on the top side walls of the oven and are installed along the inlet and outlet directions of the oven 4 to promote longitudinal air flow within the oven.

[0027] The sound-absorbing panels produced by the present invention are different from traditional sound-absorbing panels. They directly adopt low-melting-point fibers to replace the traditional gluing process. Therefore, there is no need for a gluing process or a drying process after gluing. Therefore, the heat-setting effect can be achieved directly by using the drying oven 4 during inkjet printing, which effectively saves energy and reduces consumption. The glue-free process also eliminates the hidden danger of formaldehyde release. The production process is simple and the production efficiency is high. The production equipment of the present invention adopts a production process of first printing and then pressing the plate, and finally cutting. It is different from the traditional production process of first forming the plate and then cutting and finally printing. The traditional production process produces fewer surface-printed products of the single-plate sound-absorbing panel, and they are all single-piece printing production processes with low production efficiency, difficult to form large-scale production, and high product prices. The present invention can achieve continuous production and high production efficiency. The pressing plate of the present invention adopts a hot pressing process, which effectively controls the thermal shrinkage of the product through high-temperature heat setting, and improves the hardness of the product. Compared with the products produced by the traditional production process of Teflon belt drive, this The products produced by the utility model are smoother, stiffer and of better quality; the upper pressing roller 511 of the utility model adopts an installation structure that can be adjusted up and down, which can be adjusted according to the different pressing requirements of different products. It is very flexible to use and very simple to operate. The installation height of the upper pressing roller 511 can be adjusted by directly rotating the screw 514. The ruler 515 set next to the upper pressing roller 511 can intuitively see the distance between the upper pressing roller 511 and the lower pressing roller 512; the oven 4 structure adopted by the utility model can provide efficient and uniform drying effect, and adopts infrared heating tubes with fast temperature rise and high heating efficiency. The infrared heating tubes are installed with an adjustment bracket, and the installation height of the infrared heating tubes can be adjusted by rotating the support rod. The infrared heating tubes are fixed with an elastic clamp, which can well ensure that the infrared heating tubes work stably, and cooperate with the fan and the turbo fan to drive the high-temperature air flow in the oven 4, which can effectively ensure that the temperature of the upper and lower layers of the oven 4 is the same, thereby ensuring the uniform drying effect of the sound-absorbing panels.

[0028] The above description is merely an embodiment of the present invention and does not limit the scope of patent protection of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the scope of patent protection of the present invention.

Claims

1. A device for producing high-definition, environmentally friendly sound-absorbing panels, wherein the high-definition, environmentally friendly sound-absorbing panels are blended from flame-retardant polyester fibers and hot-melt materials, and are characterized by: It includes an unwinder, a cloth storage rack, a UV high-definition printing machine, an oven for accelerating the drying of the printed pattern and melting the hot-melt material by high temperature to bond the fibers to each other to improve the strength of the product, a rolling device and a cutting device, which are arranged in sequence along the feeding order. The rolling device mechanism includes a hot pressing mechanism and a cold pressing mechanism. The hot pressing mechanism includes a frame and two groups of hot pressing rollers. The hot pressing rollers include an upper pressing roller and a lower pressing roller. The lower pressing roller is rotatably installed on the frame. The upper pressing roller can be adjusted up and down and is installed on the frame and is located above the lower pressing roller.

2. The high-definition environmentally friendly sound-absorbing board production equipment according to claim 1 is characterized by: The frame includes two mounting plates arranged opposite to each other, a slide groove is provided on the mounting plates, a slider is slidably mounted on the slide groove, a screw seat is provided on the mounting plate and is located above the slide groove, a screw is threadedly mounted on the screw seat, a rotating handwheel is provided on the top of the screw, and the bottom of the screw is rotatably mounted on the slider to drive the slider to move up and down along the slide groove, and the two ends of the upper pressure roller are respectively rotatably mounted on the two sliders through bearings so that the distance with the lower pressure roller can be adjusted as the slider moves up and down.

3. The high-definition environmentally friendly sound-absorbing board production equipment according to claim 1 is characterized by: The frame is provided with a ruler for measuring the distance between the upper and lower pressure rollers on both sides of the lower pressure roller, the ruler is provided with a movable long slot for moving through the upper pressure roller, the ruler is provided with scale lines on both sides of the movable long slot, and the upper pressure roller is provided with a center line on both sides for easy reading of the scale.

4. The high-definition environmentally friendly sound-absorbing board production equipment according to claim 1, characterized in that: The oven includes a box body, a plurality of infrared heating tubes are arranged in the box body, a mounting bracket for mounting the infrared heating tubes is provided in the box body, the mounting bracket includes an adjustment bracket and an elastic clamp for clamping the infrared heating tubes, the adjustment bracket includes a first support rod, a second support rod and a third support rod hingedly connected in sequence, the other end of the first support rod is rotatably mounted on the side wall of the box body, the other end of the third support rod is rotatably connected to the elastic clamp, the elastic clamp includes a clamp body and two symmetrically arranged arc-shaped clips, one end of the arc-shaped clip is rotatably mounted on the clamp body, and a spring is provided between the two arc-shaped clips on the side close to the clamp body.

5. The high-definition environmentally friendly sound-absorbing board production equipment according to claim 4 is characterized by: The box body is also provided with several fans and several turbine fans for promoting the flow of high-temperature air. The fans are arranged on the inner side wall of the box body to promote the horizontal air flow of the box body. The turbine fans are arranged on the top side wall of the box body and are installed along the inlet and outlet direction of the oven to promote the longitudinal air flow of the box body.

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