Waterproof furniture component and manufacturing method thereof

Abstract

The present invention belongs to the technical field of furniture components, and in particular, relates to a waterproof furniture component and a manufacturing method thereof. The waterproof furniture component comprises: an inner core and a coating layer, wherein the inner core is a polymer material inner core; the coating layer is coated on the outer surface of the inner core; the coating layer is woven by waterproof wires; the waterproof wires comprise a wire core and a waterproof coating film wrapped on the outer surface of the wire core; the wire core comprises a plurality of monofilaments. The present invention also discloses a manufacturing method of a waterproof furniture component. The waterproof furniture component comprises an inner core and a coating layer; the inner core is a polymer material inner core, which has the characteristics of being waterproof and will not fade, deform, or rot when immersed in water; the coating layer is coated on the outer surface of the inner core; the coating layer is woven by waterproof wires and has the appearance and touch of cloth; the waterproof wires comprise a wire core and a waterproof coating film wrapped on the outer surface of the wire core; the waterproof coating film plays a waterproof role, further improving the waterproof effect.

Description

Technical Field

[0001] The invention belongs to the technical field of furniture components, and in particular relates to a waterproof furniture component and a manufacturing method thereof. Background Art

[0002] Outdoor furniture often comes into contact with water during use, such as rain or dew. Traditional furniture manufacturing materials, such as cloth and leather, are not very waterproof and are prone to fading or rotting after being immersed in water for a long time, which limits their application in outdoor furniture. Summary of the invention

[0003] The purpose of the present invention is to provide a waterproof furniture component and a manufacturing method thereof, aiming to solve the technical problem of poor waterproof performance of furniture components in the prior art.

[0004] To achieve the above object, the present invention provides a waterproof furniture component, comprising:

[0005] An inner core, wherein the inner core is a polymer material inner core; and

[0006] The coating layer is coated on the outer surface of the inner core; the coating layer is woven by waterproof wires; the waterproof wires include a wire core and a waterproof coating film wrapped on the outer surface of the wire core; the wire core includes a plurality of monofilaments.

[0007] Preferably, the monofilament is a polyester fiber; the polyester fiber comprises the following raw materials by mass percentage:

[0008] 30-40% polyester fiber;

[0009] 55-65% thermoplastic polyurethane elastomer rubber;

[0010] 3-5% anti-UV agent;

[0011] 1-2% dispersant; and

[0012] 1-2% color powder.

[0013] Preferably, the inner core is an NBR foam material inner core; the NBR foam material inner core is made of NBR foam material; the NBR foam material comprises the following raw materials by mass percentage: 92-97% of nitrile rubber and 3-8% of foaming agent.

[0014] Preferably, the inner core is in a strip shape, and its cross section is circular or elliptical.

[0015] Preferably, the waterproof coating film is a TPU waterproof coating film.

[0016] Preferably, the waterproof coating film has a thickness of 0.05 to 0.5 mm.

[0017] Preferably, the diameter of the waterproof wire is 0.1-1.5 mm.

[0018] The present invention also provides a method for manufacturing the waterproof furniture component, comprising the following steps:

[0019] S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV resistant agent, dispersant and color powder in a mixing machine and mix them for 8 to 12 minutes at a mixing temperature of 200 to 250° C. to obtain a rubber compound;

[0020] S2: putting the rubber material into an extruder, heating it to 170-200° C., and simultaneously extruding the wire core and the waterproof coating film coated on the outer surface of the wire core to obtain the waterproof wire material;

[0021] S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 130-160° C., the foaming time is 30-50 min, and the inner core is obtained;

[0022] S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

[0023] Preferably, the extrusion rate of step S2 is 180-220 m / h.

[0024] Preferably, the pulling speed in step S3 is 750-850 m / h.

[0025] The above one or more technical solutions in the waterproof furniture component and the manufacturing method thereof provided by the embodiments of the present invention have at least one of the following technical effects:

[0026] 1. The waterproof furniture component includes an inner core and a coating layer; the inner core is a polymer material inner core, which is waterproof and does not fade, deform or rot when immersed in water; the coating layer is coated on the outer surface of the inner core; the coating layer is woven by waterproof wire and has the appearance and touch of cloth; the waterproof wire includes a wire core and a waterproof coating film wrapped on the outer surface of the wire core; the waterproof coating film plays a waterproof role and further improves the waterproof effect.

[0027] 2. The light resistance and weather resistance of polyester fiber are improved by adding anti-UV agent. The coating layer has the characteristics of good weather resistance and waterproof performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0029] Figure 1 A schematic structural diagram of a waterproof furniture component provided in an embodiment of the present invention.

[0030] Figure 2 A schematic structural diagram of a waterproof wire provided in an embodiment of the present invention. DETAILED DESCRIPTION

[0031] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0032] like Figures 1-2 As shown, an embodiment of the present invention provides a waterproof furniture component, comprising an inner core 10 and a coating layer 20. The inner core 10 is a polymer material inner core. The polymer material inner core has the characteristics of being waterproof and will not fade, deform, or rot when immersed in water.

[0033] The coating layer 20 is coated on the outer surface of the inner core 10. The coating layer 20 is woven by waterproof wire 21. The specific weaving method belongs to the common knowledge in the field, and the present invention will not be repeated here. The waterproof wire 21 includes a wire core 211 and a waterproof coating film 212 wrapped on the outer surface of the wire core 211. The waterproof coating film 212 plays a waterproof role, further improving the waterproof effect. The wire core 211 includes a plurality of monofilaments 2111. Therefore, the wire core 211 has the advantages of good mechanical properties and high strength.

[0034] Preferably, the inner core 10 of the waterproof furniture component is an NBR foam material inner core. NBR foam material is a foam material with good oil resistance and aging resistance. The NBR foam material comprises the following raw materials by mass percentage: 92-97% of nitrile rubber and 3-8% of foaming agent.

[0035] Preferably, the inner core 10 of the waterproof furniture component is in a strip shape.

[0036] Preferably, the cross-section of the inner core 10 of the waterproof furniture component is circular or elliptical, which has the advantages of being difficult to break and deform when subjected to force.

[0037] Preferably, the monofilament 2111 of the waterproof furniture component is a polyester fiber. Polyester fiber is a synthetic fiber obtained by spinning polyester formed by polycondensation of organic dibasic acid and diol, referred to as PET fiber, which belongs to a polymer compound. The biggest advantage of polyester fiber is that it has good wrinkle resistance and shape retention, and has high strength and elastic recovery ability. The polyester fiber includes the following raw materials by mass percentage: 30-40% polyester fiber; 55-65% thermoplastic polyurethane elastomer rubber; 3-5% anti-UV agent; 1-2% dispersant and 1-2% toner.

[0038] Preferably, the waterproof coating film 212 of the waterproof furniture component is a TPU waterproof coating film 212. TPU is thermoplastic polyurethane elastomer rubber, which has the advantages of a wide hardness range, wear resistance, oil resistance, transparency and good elasticity.

[0039] Preferably, the waterproof coating film has a thickness of 0.05 to 0.5 mm.

[0040] Preferably, the diameter of the waterproof wire is 0.1-1.5 mm.

[0041] An embodiment of the present invention also provides a method for manufacturing the waterproof furniture component, comprising the following steps:

[0042] S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV resistant agent, dispersant and color powder in a mixing machine and mix them for 8 to 12 minutes at a mixing temperature of 200 to 250° C. to obtain a rubber compound;

[0043] S2: putting the rubber material into an extruder, heating it to 170-200° C., and simultaneously extruding the wire core and the waterproof coating film coated on the outer surface of the wire core to obtain the waterproof wire material;

[0044] S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 130-160° C., the foaming time is 30-50 min, and the inner core is obtained;

[0045] S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

[0046] Preferably, the extrusion rate of step S2 is 180-220 m / h.

[0047] Preferably, the pulling speed in step S3 is 750-850 m / h.

[0048] In order to further understand the present invention, the preferred embodiments of the present invention are described below in conjunction with examples, but it should be understood that these descriptions are only to further illustrate the features and advantages of the present invention, rather than to limit the claims of the present invention. In the following examples, the raw materials used are commercially available products.

[0049] Example 1

[0050] The NBR foaming material comprises the following raw materials by mass percentage: 92% of nitrile rubber and 8% of a foaming agent.

[0051] The polyester fiber yarn comprises the following raw materials by mass percentage: 40% polyester fiber; 55% thermoplastic polyurethane elastomer rubber; 3% anti-UV agent; 1% dispersant and 1% color powder.

[0052] The method for manufacturing the waterproof furniture component provided in this embodiment comprises the following steps:

[0053] S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV resistant agent, dispersant and color powder in a mixing machine and mix them for 8 minutes at a mixing temperature of 250° C. to obtain a rubber compound;

[0054] S2: putting the rubber material into an extruder, heating it to 170° C., extruding the wire core and the waterproof coating film coated on the outer surface of the wire core at the same time, at an extrusion rate of 180 m / h, to obtain the waterproof wire material;

[0055] S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 130° C., the foaming time is 50 min, and the pulling speed is 850 m / h to obtain the inner core;

[0056] S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

[0057] Example 2

[0058] The NBR foaming material comprises the following raw materials by mass percentage: 95% of nitrile rubber and 5% of a foaming agent.

[0059] The polyester fiber yarn comprises the following raw materials by mass percentage: 30% polyester fiber; 63% thermoplastic polyurethane elastomer rubber; 4% anti-UV agent; 1.5% dispersant and 1.5% color powder.

[0060] The method for manufacturing the waterproof furniture component provided in this embodiment comprises the following steps:

[0061] S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV inhibitor, dispersant and color powder in a mixing machine and mix them for 10 minutes at a mixing temperature of 225° C. to obtain a rubber compound;

[0062] S2: putting the rubber material into an extruder, heating it to 185° C., extruding the wire core and the waterproof coating film coated on the outer surface of the wire core at the same time, at an extrusion rate of 200 m / h, to obtain the waterproof wire material;

[0063] S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 145° C., the foaming time is 40 min, and the pulling speed is 800 m / h to obtain the inner core;

[0064] S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

[0065] Example 3

[0066] The NBR foaming material comprises the following raw materials by mass percentage: 97% of nitrile rubber and 3% of a foaming agent.

[0067] The polyester fiber yarn comprises the following raw materials by mass percentage: 32% polyester fiber; 60% thermoplastic polyurethane elastomer rubber; 4% anti-UV agent; 2% dispersant and 2% color powder.

[0068] The method for manufacturing the waterproof furniture component provided in this embodiment comprises the following steps:

[0069] S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV resistant agent, dispersant and color powder in a mixing machine and mix them for 12 minutes at a mixing temperature of 200° C. to obtain a rubber compound;

[0070] S2: putting the rubber material into an extruder, heating it to 200° C., extruding the wire core and the waterproof coating film coated on the outer surface of the wire core at the same time, at an extrusion rate of 180 m / h, to obtain the waterproof wire material;

[0071] S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 160° C., the foaming time is 30 min, and the pulling speed is 750 m / h to obtain the inner core;

[0072] S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

[0073] Example 4

[0074] The NBR foaming material comprises the following raw materials by mass percentage: 94% of nitrile rubber and 6% of a foaming agent.

[0075] The polyester fiber yarn comprises the following raw materials by mass percentage: 35% polyester fiber; 58% thermoplastic polyurethane elastomer rubber; 5% anti-UV agent; 1% dispersant and 1% color powder.

[0076] The method for manufacturing the waterproof furniture component provided in this embodiment comprises the following steps:

[0077] S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV inhibitor, dispersant and color powder in a mixing machine and mix them for 9 minutes at a mixing temperature of 230° C. to obtain a rubber compound;

[0078] S2: putting the rubber material into an extruder, heating it to 190° C., extruding the wire core and the waterproof coating film coated on the outer surface of the wire core at the same time, at an extrusion rate of 190 m / h, to obtain the waterproof wire material;

[0079] S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 150° C., the foaming time is 35 min, and the pulling speed is 780 m / h to obtain the inner core;

[0080] S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

[0081] Example 5

[0082] The waterproof furniture components prepared in Examples 1 to 4 were subjected to ozone resistance test, high and low temperature resistance test and radiation resistance test respectively.

[0083] 1. Ozone resistance test conditions: The waterproof furniture components prepared in Examples 1 to 4 were tested according to the test method of NES M0507, under the conditions of ozone concentration of 100 pphm and stretching of 30%, and after 200 hours, the cracking of the waterproof furniture components was observed;

[0084] 2. High and low temperature resistance: the waterproof furniture components prepared in Examples 1 to 4 were placed at 80°C and -20°C for 168 hours, respectively, and the cracking of the waterproof furniture components was observed;

[0085] 3. Radiation resistance: the waterproof furniture components prepared in Examples 1 to 4 were placed in an environment with a UV index of 15 for 68 days, and the cracking of the waterproof furniture components was observed;

[0086] After the test, the waterproof furniture components prepared in Examples 1 to 4 had no cracks.

[0087] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A waterproof furniture component, characterized in that: include: An inner core, wherein the inner core is a polymer material inner core; as well as A coating layer, the coating layer is coated on the outer surface of the inner core; the coating layer is woven by waterproof wires; the waterproof wires include a wire core and a waterproof coating film wrapped on the outer surface of the wire core; the wire core includes a plurality of monofilaments; The monofilament is a polyester fiber; the polyester fiber includes the following raw materials by mass percentage: 30~40% polyester fiber; 55~65% thermoplastic polyurethane elastomer rubber; 3~5% anti-UV agent; 1~2% dispersant; as well as 1~2% color powder; The inner core is an NBR foam material inner core; the NBR foam material inner core is made of NBR foam material; the NBR foam material is prepared from the following raw materials by mass percentage: 92-97% of nitrile rubber and 3-8% of foaming agent; The waterproof coating film is a TPU waterproof coating film; The inner core is in strip shape, and its cross section is circular or elliptical; The thickness of the waterproof coating film is 0.05-0.5 mm; The diameter of the waterproof wire is 0.1~1.5mm.

2. The method for manufacturing a waterproof furniture component according to claim 1, characterized in that: The following steps are involved: S1: Put the polyester fiber, thermoplastic polyurethane elastomer rubber, UV inhibitor, dispersant and color powder in a mixing machine and mix them for 8-12 minutes at a mixing temperature of 200-250° C. to obtain a rubber compound; S2: putting the rubber material into an extruder, heating it to 170-200° C., and simultaneously extruding the wire core and the waterproof coating film coated on the outer surface of the wire core to obtain the waterproof wire material; S3: Weighing nitrile rubber and foaming agent according to a ratio, mixing and extruding to obtain NBR foaming material, placing the NBR foaming material in a heating foaming device, the foaming temperature is 130-160° C., the foaming time is 30-50 min, and the inner core is obtained; S4: weaving the waterproof wire into the coating layer, and the coating layer wraps the inner core to obtain the waterproof furniture component.

3. The method for manufacturing a waterproof furniture component according to claim 2, characterized in that: The extrusion rate of step S2 is 180-220 m / h.

4. The method for manufacturing a waterproof furniture component according to claim 2, characterized in that: The pulling speed in step S3 is 750-850 m / h.

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