Water-cooling brace support combined device for bathroom PP extrusion

Abstract

The utility model discloses a PP (polypropylene) extrusion water-cooling brace bracket combined device for bathroom accessories, which is arranged between an extruder head and a granulator. The support combination device for the bathroom PP extrusion water-cooling brace comprises a first support, a second support and a third support which are arranged above the water surface of a cooling water tank, the first support is close to an extruder head, the third support is close to a granulator, and the second support is located between the first support and the third support; a first guide roller is arranged on the first bracket, and is used for folding a PP plastic strip towards the head of the extruder back to the direction of the granulator; a supporting roller is arranged on the second bracket and is used for supporting the PP plastic material strip; a guide roller A, a guide roller B and a guide roller C are sequentially arranged on the third bracket from bottom to top; the guide roller A and the guide roller B are used for enabling PP plastic strips extruded by the extruder head to pass through the cooling water tank and then return to the direction of the extruder head; and the guide roller C is used for supporting the PP plastic strip.

Description

TECHNICAL FIELD

[0001] The utility model relates to polypropylene (PP) manufacturing technical field, specifically relates to a kind of for bathroom PP extrusion water cooling pull strip support combination device. BACKGROUND

[0002] In the current plastic blending modification extrusion production process, generally use the water tank cooling and cutting equipment of pull strip, that is, plastic high-temperature melt is extruded through the extruder granulator head die hole to pull strip, and the pull strip is cooled by the cold water of water tank, then the excess moisture is removed by air knife, and then the pull strip is cut by cutting machine to enter the next process. For example, the patent specification with the announcement number CN207669566U discloses a production system for manufacturing polypropylene, which comprises a mixing device for mixing raw materials, an extrusion device for melting and extruding the uniformly mixed raw materials by the mixing device, a cleaning device for cooling and cleaning the high-temperature polypropylene extruded by the extrusion device, a supporting device for supporting the polypropylene cooled and cleaned, a drying device for drying the polypropylene, and a cutting device for cutting the polypropylene after drying.

[0003] After the modified plastic extrusion pull strip of bathroom PP is cut, the moisture content needs to be strictly controlled (<0.15%) to ensure that the customer can directly injection mold without drying the material, and no appearance defects of the product are generated.

[0004] With the conventional pull strip mode, the moisture content of bathroom PP is basically greater than 0.15%, and the water tank needs to be followed by multiple air knives to remove as much water as possible from the surface of the material strip, and a homogenizing tank with heating function needs to be used to dry the material to control the moisture content within 0.15%.

[0005] Therefore, the production of bathroom PP modified plastic requires more space for extrusion, and the use of homogenizing tank requires heating function to increase energy consumption. UTILITY MODEL CONTENTS

[0006] In view of the above technical problems and the deficiencies existing in the field, the utility model provides a bathroom PP extrusion water cooling pull strip support combination device, which can make full use of the existing limited site area, without increasing the site area, and without the need for homogenizing tank to heat and dry the material.

[0007] The utility model controls the position of the material strip water outlet and the length of the pull strip by folding the support above the water tank to increase the length of the pull strip by more than twice the length of the water tank, and relies on the high heat of the material strip and the long-distance high-speed traction through the guide roller and the supporting roller to effectively control the moisture content (<0.15%) of the bathroom PP modified plastic particles.

[0008] The specific technical solutions are as follows:

[0009] A kind of for sanitary PP extrusion water cooling pull strip support combination device, the for sanitary PP extrusion water cooling pull strip support combination device is arranged between extruder head and granulator, the for sanitary PP extrusion water cooling pull strip support combination device includes the first support, second support and third support being arranged above the water surface of cooling water tank, wherein first support is close to extruder head, third support is close to granulator, and second support is between first support and third support;

[0010] First guide roller is equipped on the first support, and the first guide roller is used to fold the PP plastic strip towards the extruder head back to the direction of granulator;

[0011] Supporting roller is equipped on the second support, and the supporting roller is used to support PP plastic strip;

[0012] Third support is equipped with guide roller A, guide roller B and guide roller C arranged in sequence from bottom to top;Guide roller A and guide roller B are used to make the PP plastic strip extruded by extruder head fold back to the direction of extruder head after passing through cooling water tank;Guide roller C is used to support PP plastic strip.

[0013] The above-mentioned for sanitary PP extrusion water cooling pull strip support combination device when in use, the PP plastic strip extruded by extruder head can pass through guide roller A, guide roller B, supporting roller, first guide roller and guide roller C in sequence to complete multiple fold-back after passing through cooling water tank.

[0014] As one of the examples, the PP plastic strip extruded by extruder head is folded back to the direction of extruder head after passing through cooling water tank through guide roller A and guide roller B, then supported by supporting roller and folded back to the direction of granulator by first guide roller, and finally supported by guide roller C and enters the next process.

[0015] In some embodiments, the for sanitary PP extrusion water cooling pull strip support combination device can also include inclined plane brush arranged above the water surface of cooling water tank, the inclined plane brush is arranged between extruder head and third support, and the inclined plane brush is used to remove the moisture in the PP plastic strip extruded by extruder head after passing through cooling water tank.Further, the material of inclined plane brush can be nylon.

[0016] In some embodiments, the combined device for the bathroom PP extrusion water cooling strip support further comprises a first guide column and a second guide column arranged in the cooling water tank, wherein the first guide column is close to the extruder head, the second guide column is located between the first guide column and the third support, and the first guide column and the second guide column are both below the water surface of the cooling water tank, so that the PP plastic strip extruded by the extruder head is completely immersed below the water surface of the cooling water tank, and the design aims to prevent the bathroom PP strip from floating on the water surface, thereby ensuring the cooling effect of the cooling water tank on the plastic strip. Further, the combined device for the bathroom PP extrusion water cooling strip support further comprises a slope brush arranged above the water surface of the cooling water tank, the slope brush is arranged between the second guide column and the third support, and the slope brush is used to remove the water in the PP plastic strip extruded by the extruder head after passing through the cooling water tank. Further, the material of the slope brush can be nylon.

[0017] In some embodiments, the combined device for the bathroom PP extrusion water cooling strip support, the first guide roller, the support roller, the guide roller A, the guide roller B and the guide roller C can rotate.

[0018] In some embodiments, the combined device for the bathroom PP extrusion water cooling strip support, the support roller and the guide roller B are at the same horizontal height, and the first guide roller and the guide roller C are at the same horizontal height.

[0019] In some embodiments, the combined device for the bathroom PP extrusion water cooling strip support, the first guide roller, the support roller, the guide roller A, the guide roller B and the guide roller C are all made of nylon.

[0020] By using the utility model, the strip can be folded and returned more than twice in the air to increase the path by more than twice, which is beneficial to the evaporation of water on the surface and thus effectively controls the moisture content of the plastic particles, and at the same time, the length of the cooling water tank does not need to be increased, and the heating energy consumption of the homogenizing tank does not need to be additionally increased, so that the green and environment-friendly production is energy-saving and efficient.

[0021] Compared with the prior art, the utility model has the beneficial effects that:

[0022] 1. The different heights and different numbers of guide rollers, support rollers and support combinations are used to realize the folding traction and increase the length of the strip, and the high heat of the strip itself and the high-speed traction through the guide rollers and support rollers can effectively control the moisture content of the bathroom PP modified plastic particles.

[0023] 2. The water carried out from the water tank can be effectively removed through the water brushing plate (slope brush), and the water is flowed back into the water tank through the inclined water brushing plate.

[0024] 3、The beneficial effects of the pull strip support combination can meet the production capacity improvement without increasing the length of the cooling water tank, effectively remove moisture, effectively ensure the moisture content of the material (<0.15%), and meet the energy-saving and efficient green environmental protection production without additional heating energy consumption of the homogenizing tank. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A structure schematic view of a PP extrusion water cooling pull strip support combination device for bathroom;

[0026] In the drawing:

[0027] 1 - first guide column; 2 - second guide column; 3 - first support; 4 - second support; 5 - inclined plane brush; 6 - third support; 7 - guide roller A; 8 - guide roller B; 9 - guide roller C; 10 - cooling water tank; 11 - PP plastic strip; 12 - first guide roller; 13 - supporting roller. DETAILED DESCRIPTION

[0028] The utility model will be further described below in combination with the drawings and specific embodiments. It should be understood that these embodiments are only used to illustrate the utility model and are not used to limit the scope of the utility model.

[0029] Referring to Figure 1 A PP extrusion water cooling pull strip support combination device for bathroom is arranged between an extruder head and a pelletizer, and a cooling water tank 10 is further arranged between the extruder head and the pelletizer. The PP extrusion water cooling pull strip support combination device for bathroom comprises a first guide column 1, a second guide column 2, an inclined plane brush 5, a first support 3, a second support 4, and a third support 6.

[0030] The first support 3, the second support 4, and the third support 6 are arranged above the water surface of the cooling water tank 10, the first support 3 is close to the extruder head, the third support 6 is close to the pelletizer, and the second support 4 is located between the first support 3 and the third support 6. The first support 3 is provided with a first guide roller 12, and the first guide roller 12 is used to fold the PP plastic strip 11 towards the extruder head back to the direction of the pelletizer. The second support 4 is provided with a supporting roller 13, and the supporting roller 13 is used to support the PP plastic strip 11. The third support 6 is provided with a guide roller A 7, a guide roller B 8, and a guide roller C 9 arranged in sequence from bottom to top. The guide roller A 7 and the guide roller B 8 are used to fold the PP plastic strip 11 extruded by the extruder head back to the direction of the extruder head after passing through the cooling water tank 10. The guide roller C 9 is used to support the PP plastic strip 11. The materials of the first guide roller 12, the supporting roller 13, the guide roller A 7, the guide roller B 8, and the guide roller C 9 are all nylon. The first guide roller 12, the supporting roller 13, the guide roller A 7, the guide roller B 8, and the guide roller C 9 are all rotatable. The supporting roller 13 and the guide roller B 8 are at the same horizontal height, and the first guide roller 12 and the guide roller C 9 are at the same horizontal height.

[0031] The first guide column 1 is arranged close to the extruder head, and the second guide column 2 is arranged between the first guide column 1 and the third support 6, both of which are arranged below the water surface of the cooling water tank 10, so as to completely immerse the PP plastic strip 11 extruded by the extruder head below the water surface of the cooling water tank 10.

[0032] The inclined panel brush 5 is arranged above the water surface of the cooling water tank 10, and is arranged between the second guide column 2 and the third support 6, and is used to remove the water in the PP plastic strip 11 extruded by the extruder head and passing through the cooling water tank 10. The material of the inclined panel brush 5 is nylon.

[0033] When the above-mentioned combined device for the PP extrusion water cooling strip support in the bathroom is used, the plastic strip extruded by the double-screw extruder is wound on the two guide columns (the first guide column 1 and the second guide column 2) in the cooling water tank 10 in sequence, so as to completely immerse the plastic strip below the water surface, avoid the situation that the PP strip in the bathroom floats on the water surface, and further ensure the cooling effect of the cooling water tank 10 on the plastic strip. Then, the strip is pulled out of the water surface through the underwater second guide column 2, passes through the inclined panel brush 5 to remove the excess water, is suspended and pulled through the guide rollers A7 and B8 of the third support 6 to return to the direction of the extruder head, is wound around the first guide roller 12 of the first support 3 through the supporting roller 13 of the second support 4 to return to the direction of the pelletizer, and then is supported by the guide roller C9 of the third support 6 and is sent into the pelletizer through the air knife for pelletizing.

[0034] By using the above-mentioned combined device for the PP extrusion water cooling strip support in the bathroom, the strip can be suspended and folded twice to return in a limited area, which is beneficial to the evaporation of the water on the surface, so as to effectively control the moisture content of the plastic particles, and at the same time, the length of the cooling water tank does not need to be increased, and the heating energy consumption of the homogenizing tank does not need to be additionally increased, so that the energy-saving and efficiency-increasing green and environment-friendly production is achieved.

[0035] In addition, it should be understood that, after reading the above description of the present application, those skilled in the art can make various changes or modifications to the present application, and these equivalent forms also fall within the scope defined by the claims of the present application.

Claims

1. A combined device for bathroom PP extrusion water cooling drawbar support, said combined device for bathroom PP extrusion water cooling drawbar support is arranged between the extruder head and the pelletizer, characterized in that, The device for the PP extrusion water cooling strip support combination device for bathroom includes a first support (3), a second support (4) and a third support (6) arranged above the water surface of the cooling water tank (10), wherein the first support (3) is close to the extruder head, the third support (6) is close to the pelletizer, and the second support (4) is located between the first support (3) and the third support (6); A first guide roller (12) is arranged on the first support (3), and the first guide roller (12) is used for folding the PP plastic strip (11) towards the extruder head back to the direction of the pelletizer; A supporting roller (13) is arranged on the second support (4), and the supporting roller (13) is used for supporting the PP plastic strip (11); A third support (6) is arranged on the third support (6), and the third support (6) is arranged on the third support (6), and the third support (6) is arranged on the third support (6). A guide roller A (7), a guide roller B (8) and a guide roller C (9) are arranged in sequence from bottom to top; the guide roller A (7) and the guide roller B (8) are used for folding the PP plastic strip (11) extruded by the extruder head back to the direction of the extruder head after passing through the cooling water tank (10); and the guide roller C (9) is used for supporting the PP plastic strip (11).

2. The combination device for bathroom PP extruded water cooling pull strip support of claim 1, wherein, The device for the PP extrusion water cooling strip support combination device for bathroom further includes an inclined plate brush (5) arranged above the water surface of the cooling water tank (10), the inclined plate brush (5) is arranged between the extruder head and the third support (6), and the inclined plate brush (5) is used for removing the water in the PP plastic strip (11) extruded by the extruder head after passing through the cooling water tank (10).

3. The combination device for bathroom PP extruded water cooling pull strip support of claim 2, wherein, The material of the inclined plate brush (5) is nylon.

4. The combination device for bathroom PP extruded water cooling pull strip support of claim 1, wherein, The device for the PP extrusion water cooling strip support combination device for bathroom further includes a first guide column (1) and a second guide column (2) arranged in the cooling water tank (10), wherein the first guide column (1) is close to the extruder head, the second guide column (2) is located between the first guide column (1) and the third support (6), and the first guide column (1) and the second guide column (2) are both located below the water surface of the cooling water tank (10), and are used for completely immersing the PP plastic strip (11) extruded by the extruder head below the water surface of the cooling water tank (10).

5. The combination device for bathroom PP extruded water cooling pull strip support of claim 4, wherein, The device for the PP extrusion water cooling strip support combination device for bathroom further includes an inclined plate brush (5) arranged above the water surface of the cooling water tank (10), the inclined plate brush (5) is arranged between the second guide column (2) and the third support (6), and the inclined plate brush (5) is used for removing the water in the PP plastic strip (11) extruded by the extruder head after passing through the cooling water tank (10).

6. The combination device for bathroom PP extruded water cooling pull strip support of claim 5, wherein, The material of the inclined plate brush (5) is nylon.

7. The combination device for bathroom PP extruded water cooling pull strip support of claim 1, wherein, The first guide roller (12), the supporting roller (13), the guide roller A (7), the guide roller B (8) and the guide roller C (9) can rotate.

8. The combination device for bathroom PP extruded water cooling pull strip support of claim 1, wherein, The supporting roller (13) and the guide roller B (8) are at the same horizontal height, and the first guide roller (12) and the guide roller C (9) are at the same horizontal height.

9. The combination device for bathroom PP extruded water cooling pull strip support of claim 1, wherein, The materials of the first guide roller (12), the supporting roller (13), the guide roller A (7), the guide roller B (8) and the guide roller C (9) are all nylon.

Images