Anti-static PVC floor and processing method thereof

Abstract

The invention discloses an anti-static PVC floor and a processing method thereof.The anti-static PVC floor comprises a PVC board and rectangular grooves, the PVC board is rectangular, rectangular blocks are arranged on the two adjacent side edges of the PVC board, meanwhile, clamping grooves are formed in the rectangular blocks, the rectangular grooves are formed in the other two adjacent side edges of the PVC board, protruding blocks are arranged in the rectangular grooves, and the protruding blocks are clamped in the clamping grooves. A groove and a through groove are formed in the bottom of the PVC plate, and copper foil is arranged in the groove. According to the anti-static PVC floor and the processing method thereof, the copper foil is connected with the underground pre-buried layer, so that static electricity generated by the floor mat is directly guided into the ground, the situation that the floor mat adsorbs pollutants or accidents are caused by the static electricity is prevented, in addition, through grooves facilitate improvement of the adsorption capacity of the PVC floor, and protruding blocks and clamping grooves facilitate tightening of the connection relation after all the structures.

Description

Technical Field

[0001] The invention relates to the technical field of antistatic PVC floor, in particular to an antistatic PVC floor and a processing method thereof. Background Art

[0003] After searching, it was found that the typical PVC floor in the prior art is a PVC floor and its processing system and method as disclosed in publication number CN112265282A. The raw materials in the PVC floor include 150 parts of PVC, 34 parts of calcium carbonate, 8 parts of calcium-zinc composite stabilizer, 3 parts of polytetrafluoroethylene powder, 1 part of nano zinc oxide powder, 2 parts of corn fiber, 1 part of carbon fiber, 12 parts of impact modifier and 3 parts of lubricant by weight. The method is as follows: 1. Install the core board between two clamping plates for fixing; 2. Install the back board and the panel on two side board fixing mechanisms for fixing; 3. Observe the texture of the back board, the core board and the panel, and drive the back board or the panel to rotate through two second motors, so that the texture of the back board and the panel is staggered with the texture of the core board; 4. Drive the core board fixing part to move downward by controlling the core board movement control part, and at the same time, the glue coating mechanism is started to coat the two sides of the core board moving downward with glue; its main feature is that when the core board moves between the back board and the panel, the back board and the panel move in the direction close to the core board and bond to the core board to complete the gluing.

[0004] In summary, the existing PVC floor is prone to generate static electricity when in use, and then easily absorbs pollutants such as dust and hair. In view of the above problems, it is necessary to improve the existing equipment. Summary of the invention

[0005] The purpose of the present invention is to provide an anti-static PVC floor and a processing method thereof, so as to solve the problem that the existing PVC floor mentioned in the above background technology is easy to generate static electricity when in use, and then easy to absorb pollutants such as dust and hair.

[0006] To achieve the above object, the present invention provides the following technical solution: an antistatic PVC floor and a processing method thereof, comprising a PVC board and a rectangular groove,

[0007] The PVC board is rectangular in shape, and rectangular blocks are arranged on both adjacent sides of the PVC board, and slots are provided on the rectangular blocks. The rectangular grooves are provided on the other two groups of adjacent sides of the PVC board, and convex blocks are provided inside the rectangular grooves. The bottom of the PVC board is provided with grooves and through grooves, and copper foil is provided inside the grooves.

[0008] Preferably, the rectangular blocks are distributed on the PVC board at equal intervals, and the rectangular blocks are arranged corresponding to the rectangular grooves.

[0009] Preferably, the protrusion is engaged in the interior of the slot, and the protrusion and the slot are arranged correspondingly.

[0010] Preferably, the grooves are evenly formed at the bottom of the PVC board, four groups of through grooves are formed, and the through grooves intersect with each other.

[0011] A processing method for an antistatic PVC floor is used to prepare the above-mentioned antistatic PVC floor, comprising the following steps:

[0012] S1, raw material mixing and melting stage: PVC powder, plasticizer, stabilizer, lubricant, filler and various raw materials of additives are mixed in a certain order, and after mixing, they are transferred to the inside of the internal mixer for internal mixing, and then plasticized on a two-roll plasticizer;

[0013] S2, calendering stage: the raw materials are continuously extruded at a uniform speed through a screw extruder, and calendered into sheet-like semi-finished products;

[0014] S3, printing cooling stage: embossing the sheet-like semi-finished product to form an uneven grid on one side of the surface, and cooling it;

[0015] S4, cutting and punching stage: using a laser cutting device to cut a plurality of edge portions for splicing on two adjacent sides of the cooled semi-finished product, and then using a laser punching device to make holes on the cut semi-finished product;

[0016] S5, surface treatment stage: transfer the semi-finished product after the S4 stage treatment to the coating device for spraying operation to ensure its adsorption performance;

[0017] S6, copper foil pasting stage: Use conductive glue to paste the copper foil in the uneven grid-like grooves, and place it out of the light to stand after pasting.

[0018] Preferably, the raw materials in the S1 raw material mixing and melting stage include the following components in parts by weight: 80-100 parts of PVC powder, 40-60 parts of plasticizer, 5-20 parts of stabilizer, 10-15 parts of lubricant, and 20-25 parts of filler.

[0019] Preferably, the additives added in the S1 raw material mixing and melting stage include 5-15 parts of colorant, 3-5 parts of antioxidant, 3-5 parts of antibacterial agent, and 5-10 parts of anti-wear agent.

[0020] Preferably, the starting temperature of the plasticizer in the S1 raw material mixing and melting stage is 160-170°C, and then the operation is kept equal and stable, that is, the materials are added in equal amounts, cut evenly and the same plasticizing time is ensured.

[0021] Preferably, the two-roll calendering process in the S1 raw material mixing and melting stage is the key to important quality indicators such as product appearance, thickness, and physical and chemical properties, and the following points must be achieved:

[0022] a. Accurately adjust the roller distance to ensure the thickness of the product;

[0023] b. Ensure that the temperature of the front roller of the calender is 140-150℃ and the temperature of the rear roller is 150-155℃, so that the sheet can pass through the stripping roller in a highly elastic state after leaving the calender roller;

[0024] c. Strictly control the amount of material added to the calender and quickly distribute the material evenly between the rollers to ensure that the extruded sheets are uniform and without defects.

[0025] Preferably, the finished product after the S6 copper foil pasting stage is left to stand is subjected to a packaging process after quality inspection, and the quality inspection items include appearance, quantity and size.

[0026] Compared with the prior art, the invention has the following beneficial effects: the antistatic PVC floor and the processing method thereof,

[0027] The present invention can effectively solve the problem that the existing PVC floor is easy to generate static electricity when in use, and then easily absorb pollutants such as dust and hair, through the coordinated use of copper foil and through grooves. The copper foil is connected to the pre-buried layer underground, so that the static electricity generated by the floor mat is directly introduced into the ground, thereby preventing the floor mat from absorbing pollutants or accidents caused by static electricity. In addition, the through grooves are convenient for improving the adsorption capacity of the PVC floor, and the protrusions and the slots are convenient for tightening the connection relationship between the various structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of an antistatic PVC floor and a processing method thereof of the present invention; the overall top view of the PVC floor without copper foil pasted;

[0029] Figure 2 This is a schematic diagram of an antistatic PVC floor and a processing method thereof of the present invention; and an overall top view of the PVC floor after copper foil is pasted;

[0030] Figure 3 This is a schematic diagram of an antistatic PVC floor and a processing method thereof according to the present invention, and a schematic diagram of the overall bottom view of the PVC floor after copper foil is pasted;

[0031] Figure 4 The present invention is a schematic diagram of the processing process of an antistatic PVC floor and a processing method thereof.

[0032] In the figure: 1, PVC board; 2, rectangular block; 3, card slot; 4, rectangular slot; 5, convex block; 6, groove; 7, through slot; 8, copper foil. DETAILED DESCRIPTION

[0033] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0034] See also Figure 1-4 The present invention provides a technical solution: an anti-static PVC floor and a processing method thereof.

[0035] Embodiment 1

[0036] An antistatic PVC floor comprises a PVC board 1 and a rectangular groove 4. The PVC board 1 is rectangular, and rectangular blocks 2 are arranged on both adjacent sides of the PVC board 1. Meanwhile, a card slot 3 is provided on the rectangular block 2. The rectangular groove 4 is provided on the other two groups of adjacent sides of the PVC board 1, and a convex block 5 is provided inside the rectangular groove 4. A groove 6 and a through groove 7 are provided at the bottom of the PVC board 1, and a copper foil 8 is provided inside the groove 6.

[0037] In a further embodiment, the rectangular blocks 2 are distributed on the PVC board 1 at equal intervals, and the rectangular blocks 2 are arranged corresponding to the rectangular grooves 4 .

[0038] In a further embodiment, the protrusion 5 is engaged in the interior of the slot 3 , and the protrusion 5 and the slot 3 are arranged correspondingly.

[0039] In a further embodiment, the grooves 6 are evenly formed at the bottom of the PVC board 1, four groups of through grooves 7 are formed, and the through grooves 7 intersect with each other in pairs, and the through grooves 7 play a role of adsorbing the ground.

[0040] Specifically, the staff can correspondingly engage the protrusion 5 on the PVC floor with the inside of the slot 3 on another PVC floor, so as to realize the splicing of multiple PVC floors. At the same time, the copper foil 8 plays an anti-static role during use.

[0041] Embodiment 2

[0042] This embodiment is a further description of the above embodiment. It should be understood that this embodiment includes all the aforementioned technical features and is further described in detail.

[0043] In a further embodiment, a processing method of an antistatic PVC floor is applied to prepare the above-mentioned antistatic PVC floor, comprising the following steps:

[0044] S1, raw material mixing and melting stage: PVC powder, plasticizer, stabilizer, lubricant, filler and various raw materials of additives are mixed in a certain order, and after mixing, they are transferred to the inside of the internal mixer for internal mixing, and then plasticized on a two-roll plasticizer;

[0045] In a further embodiment, the raw materials in the S1 raw material mixing and melting stage include the following components in parts by weight: 80 parts of PVC powder, 40 parts of plasticizer, 5 parts of stabilizer, 10 parts of lubricant, and 20 parts of filler.

[0046] In a further embodiment, the additives added in the S1 raw material mixing and melting stage include 5 parts of colorant, 3 parts of antioxidant, 3 parts of antibacterial agent, and 5 parts of anti-wear agent.

[0047] In a further embodiment, the starting temperature of the plasticizer in the S1 raw material mixing and melting stage is 160°C, and then the operation is maintained in equal and stable amounts, that is, the materials are added in equal amounts, the materials are evenly turned and cut, and the same plasticizing time is ensured.

[0048] In a further embodiment, the two-roll calendering process in the S1 raw material mixing and melting stage is the key to important quality indicators such as product appearance, thickness, and physical and chemical properties, and the following points must be achieved:

[0049] a. Accurately adjust the roller distance to ensure the thickness of the product;

[0050] b. Ensure that the temperature of the front roller of the calender is 140°C and the temperature of the rear roller is 150°C, so that the sheet can pass through the stripping roller in a highly elastic state after leaving the calender roller;

[0051] c. Strictly control the amount of material added to the calender and quickly distribute the material evenly between the rollers to ensure that the extruded sheets are uniform and without defects.

[0052] S2, calendering stage: the raw materials are continuously extruded at a uniform speed through a screw extruder, and calendered into sheet-like semi-finished products;

[0053] S3, printing cooling stage: embossing the sheet-like semi-finished product to form an uneven grid on one side of the surface, and cooling it;

[0054] S4, cutting and punching stage: using a laser cutting device to cut a plurality of edge portions for splicing on two adjacent sides of the cooled semi-finished product, and then using a laser punching device to make holes on the cut semi-finished product;

[0055] S5, surface treatment stage: transfer the semi-finished product after the S4 stage treatment to the coating device for spraying operation to ensure its adsorption performance;

[0056] S6, copper foil pasting stage: Use conductive glue to paste the copper foil in the uneven grid-like grooves, and place it out of the light to stand after pasting.

[0057] In a further embodiment, the finished product after the S6 copper foil pasting stage is left to stand is subjected to a packaging process after quality inspection, and the quality inspection items include appearance, quantity and size.

[0058] Embodiment 3

[0059] This embodiment is a further description of the above embodiment. It should be understood that this embodiment includes all the aforementioned technical features and is further described in detail.

[0060] In a further embodiment, a method for processing an antistatic PVC floor comprises the following steps:

[0061] S1, raw material mixing and melting stage: PVC powder, plasticizer, stabilizer, lubricant, filler and various raw materials of additives are mixed in a certain order, and after mixing, they are transferred to the inside of the internal mixer for internal mixing, and then plasticized on a two-roll plasticizer;

[0062] In a further embodiment, the raw materials in the S1 raw material mixing and melting stage include the following components in parts by weight: 100 parts of PVC powder, 60 parts of plasticizer, 20 parts of stabilizer, 15 parts of lubricant, and 25 parts of filler.

[0063] In a further embodiment, the additives added in the S1 raw material mixing and melting stage include 15 parts of colorant, 5 parts of antioxidant, 5 parts of antibacterial agent, and 10 parts of anti-wear agent.

[0064] In a further embodiment, the starting temperature of the plasticizer in the S1 raw material mixing and melting stage is 170°C, and then the operation is maintained in an equal and stable manner, that is, the materials are added in equal amounts, the cutting is evenly performed, and the same plasticizing time is ensured.

[0065] In a further embodiment, the two-roll calendering process in the S1 raw material mixing and melting stage is the key to important quality indicators such as product appearance, thickness, and physical and chemical properties, and the following points must be achieved:

[0066] a. Accurately adjust the roller distance to ensure the thickness of the product;

[0067] b. Ensure that the temperature of the front roller of the calender is 150°C and the temperature of the rear roller is 155°C, so that the sheet passes through the stripping roller in a highly elastic state after leaving the calender roller;

[0068] c. Strictly control the amount of material added to the calender and quickly distribute the material evenly between the rollers to ensure that the extruded sheets are uniform and without defects.

[0069] S2, calendering stage: the raw materials are continuously extruded at a uniform speed through a screw extruder, and calendered into sheet-like semi-finished products;

[0070] S3, printing cooling stage: embossing the sheet-like semi-finished product to form an uneven grid on one side of the surface, and cooling it;

[0071] S4, cutting and punching stage: using a laser cutting device to cut a plurality of edge portions for splicing on two adjacent sides of the cooled semi-finished product, and then using a laser punching device to make holes on the cut semi-finished product;

[0072] S5, surface treatment stage: transfer the semi-finished product after the S4 stage treatment to the coating device for spraying operation to ensure its adsorption performance;

[0073] In summary, both Example 2 and Example 3 are PVC floor mats made according to this method, the difference is that Example 3 does not have copper foil pasted on it. Experiments have shown that the finished PVC floor mat made in Example 3 easily absorbs dust, and the finished PVC floor mat in Example 2 can effectively remove static electricity under the conductive effect of copper foil.

[0074] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to 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 protection scope of the present invention.

Claims

1. An antistatic PVC floor, comprising a PVC board (1) and a rectangular groove (4), characterized in that: The PVC board (1) is rectangular in shape, and rectangular blocks (2) are arranged on adjacent two sides of the PVC board (1), and a slot (3) is provided on the rectangular block (2). The rectangular groove (4) is provided on the other two groups of adjacent two sides of the PVC board (1), and a convex block (5) is provided inside the rectangular groove (4). The bottom of the PVC board (1) is provided with a groove (6) and a through groove (7), and a copper foil (8) is provided inside the groove (6).

2. The antistatic PVC floor according to claim 1, characterized in that: The rectangular blocks (2) are distributed on the PVC board (1) at equal intervals, and the rectangular blocks (2) and the rectangular grooves (4) are arranged correspondingly.

3. The antistatic PVC floor according to claim 1, characterized in that: The convex block (5) is engaged in the interior of the card slot (3), and the convex block (5) and the card slot (3) are arranged correspondingly.

4. The antistatic PVC floor according to claim 1, characterized in that: The grooves (6) are evenly arranged at the bottom of the PVC board (1), and four groups of through grooves (7) are arranged, and the through grooves (7) intersect with each other in pairs.

5. A method for processing an antistatic PVC floor, used for preparing an antistatic PVC floor according to any one of claims 1 to 4, characterized in that: The following steps are involved: S1, raw material mixing and melting stage: PVC powder, plasticizer, stabilizer, lubricant, filler and various raw materials of additives are mixed in a certain order, and after mixing, they are transferred to the inside of the internal mixer for internal mixing, and then plasticized on a two-roll plasticizer; S2, calendering stage: the raw materials are continuously extruded at a uniform speed through a screw extruder, and calendered into sheet-like semi-finished products; S3, printing cooling stage: embossing the sheet-like semi-finished product to form an uneven grid on one side of the surface, and cooling it; S4, cutting and punching stage: using a laser cutting device to cut a plurality of edge portions for splicing on two adjacent sides of the cooled semi-finished product, and then using a laser punching device to make holes on the cut semi-finished product; S5, surface treatment stage: transfer the semi-finished product after the S4 stage treatment to the coating device for spraying operation to ensure its adsorption performance; S6, copper foil pasting stage: Use conductive glue to paste the copper foil in the uneven grid-like grooves, and place it out of the light to stand after pasting.

6. The method for processing an antistatic PVC floor according to claim 5, characterized in that: The raw materials in the S1 raw material mixing and melting stage include the following components by weight: 80-100 parts of PVC powder, 40-60 parts of plasticizer, 5-20 parts of stabilizer, 10-15 parts of lubricant, and 20-25 parts of filler.

7. The method for processing an antistatic PVC floor according to claim 5, characterized in that: The additives added in the S1 raw material mixing and melting stage include 5-15 parts of colorant, 3-5 parts of antioxidant, 3-5 parts of antibacterial agent and 5-10 parts of anti-wear agent.

8. The method for processing an antistatic PVC floor according to claim 5, characterized in that: The starting temperature of the plasticizer in the S1 raw material mixing and melting stage is 160-170°C, and then the operation is maintained in an equal amount and stable manner, that is, the materials are added in equal amounts, the cutting is evenly performed, and the same plasticizing time is ensured.

9. The method for processing an antistatic PVC floor according to claim 5, characterized in that: The two-roll calendering process in the S1 raw material mixing and melting stage is the key to important quality indicators such as product appearance, thickness, physical and chemical properties, and the following points must be achieved: a. Accurately adjust the roller distance to ensure the thickness of the product; b. Ensure that the temperature of the front roller of the calender is 140-150℃ and the temperature of the rear roller is 150-155℃, so that the sheet can pass through the stripping roller in a highly elastic state after leaving the calender roller; c. Strictly control the amount of material added to the calender and quickly distribute the material evenly between the rollers to ensure that the extruded sheets are uniform and without defects.

10. The method for processing an antistatic PVC floor according to claim 5, characterized in that: The finished products after the S6 copper foil pasting stage are left to stand for a while before being packaged after quality inspection, and the quality inspection items include appearance, quantity and size.

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