阅读说明：本技术 一种玄塑双壁波纹管生产用成型装置以及生产工艺 (Forming device and production process for producing brown plastic double-wall corrugated pipe ) 是由 谭军 郑显松 李钟� 于 2021-08-13 设计创作，主要内容包括：本发明公开了一种玄塑双壁波纹管生产用成型装置以及生产工艺,包括下模座以及设置在下模座顶部的上模座,所述下模座的顶部表面安装有定模,且上模座的底部表面安装有动模,所述定模的顶部开设有成型腔,所述定模的内部对称开设有T形安装槽,且T形安装槽的内部安装有红外温度传感器,所述成型腔的两侧内壁均开设有内壁槽；通过在定模的内部设置可以实时监测成型腔内部温度的红外温度传感器,致使操作人员在对玄塑双壁波纹管成型过程中可以对成型腔的内部温度进行实时了解,提高成型质量,从而在温度异常时及时作出对应调整,而通过设置的拆装结构,使得红外温度传感器易于安装和拆卸。(The invention discloses a forming device and a production process for producing a mysterious plastic double-wall corrugated pipe, and the forming device comprises a lower die holder and an upper die holder arranged at the top of the lower die holder, wherein a fixed die is arranged on the surface of the top of the lower die holder, a movable die is arranged on the surface of the bottom of the upper die holder, a forming cavity is formed in the top of the fixed die, T-shaped mounting grooves are symmetrically formed in the fixed die, an infrared temperature sensor is arranged in each T-shaped mounting groove, and inner wall grooves are formed in the inner walls of two sides of each forming cavity; through the inside at the cover half setting can real-time supervision become the inside temperature's of die infrared temperature sensor, cause operating personnel to mould double-walled bellows forming process to the mysterious and can know in real time the inside temperature of die cavity, improve the shaping quality to in time make corresponding adjustment when the temperature is unusual, and through the dismouting structure that sets up, make infrared temperature sensor easily install and dismantle.)

1. The utility model provides a mysterious moulding double-wall bellows production is with forming device, includes die holder (1) and sets up upper die base (2) at die holder (1) top, the top surface mounting of die holder (1) has cover half (4), and the bottom surface mounting of upper die base (2) has movable mould (3), become die cavity (5), its characterized in that have been seted up at the top of cover half (4): t-shaped mounting grooves (7) are symmetrically formed in the fixed die (4), an infrared temperature sensor (8) is mounted in each T-shaped mounting groove (7), inner wall grooves are formed in the inner walls of the two sides of the forming cavity (5), and a high temperature resistant lens (6) is embedded in the inner wall groove, the bottom end of the T-shaped mounting groove (7) is provided with an end hole communicated with the inner wall groove, the top end of the infrared temperature sensor (8) is inserted into the end hole, the top end of the T-shaped mounting groove (7) is provided with a T-shaped block (9), a wire hole (10) is arranged at the center of the T-shaped block (9) in a penetrating way, a connecting wire at the bottom end of the infrared temperature sensor (8) penetrates to the outer side of the fixed die (4) through the wire hole (10), a dismounting structure is arranged between the T-shaped block (9) and the fixed die (4), and a plugging structure is installed at the end part of the wire hole (10).

2. The forming device for producing the corrugated double-wall corrugated pipe with the plastic film as claimed in claim 1, wherein: the disassembly and assembly structure comprises two end sliding grooves (12) symmetrically arranged inside a T-shaped block (9), springs (13) and rectangular inner sliding blocks (14) are arranged in the end sliding grooves (12), triangular telescopic clamping blocks (15) are fixed on the surfaces of the rectangular inner sliding blocks (14), rectangular clamping grooves (16) are formed in the inner walls of the T-shaped mounting grooves (7), and the top ends of the triangular telescopic clamping blocks (15) are clamped in the rectangular clamping grooves (16).

3. The forming device for producing the corrugated double-wall corrugated pipe with the plastic film as claimed in claim 2, wherein: one side surface of the rectangular inner sliding block (14) is provided with a shifting groove (17), and the outer side surface of the T-shaped block (9) is provided with a side slideway (18).

4. The forming device for producing the corrugated double-wall corrugated pipe with the plastic film as claimed in claim 2, wherein: guide posts are fixed on the bottom surface of the rectangular inner sliding block (14) and the inner wall of one end of the end sliding groove (12), and two ends of the spring (13) are sleeved on the two guide posts respectively.

5. The forming device for producing the corrugated double-wall corrugated pipe with the plastic film as claimed in claim 1, wherein: the plugging structure comprises a plug (11), the plug (11) is sleeved on a connecting line at the bottom end of the infrared temperature sensor (8), and the plug (11) is clamped at the end part of the line hole (10).

6. The forming device for producing the corrugated double-wall corrugated pipe as claimed in claim 5, wherein: the surface of the sealing plug (11) is provided with an integrated annular clamping block (19), the cross section of the annular clamping block (19) is in a right-angled triangle shape, an annular clamping groove (20) is formed in the inner wall of the wire hole (10), and the annular clamping block (19) is clamped in the annular clamping groove (20).

7. The forming device for producing the corrugated double-wall corrugated pipe with the plastic film as claimed in claim 1, wherein: the high-temperature resistant lens (6) is fixed with the inner wall groove in a glued joint mode, and a sealing ring is arranged between the high-temperature resistant lens (6) and the inner wall groove.

8. A production process of a corrugated tube with double walls made of brown plastics, which comprises a forming device for producing the corrugated tube with double walls made of brown plastics in claims 1 to 7, and is characterized in that: the production process of the brown plastic double-wall corrugated pipe comprises the following steps:

firstly, preparing 50-60 parts of high-density polyethylene, 20-30 parts of a brown plastic fiber body, 30-40 parts of polypropylene, 35-45 parts of inorganic filler powder, 3-6 parts of nano zirconia, 1-3 parts of amino modified silicone oil, 4-8 parts of ethylene propylene diene monomer, 1-4 parts of carbon nano tube, 2-6 parts of polyolefin resin and 0.3-0.7 part of stearic acid;

step two, completely injecting the prepared raw materials into a mixer, starting the mixer, controlling the temperature to be between 165 and 180 ℃, and fully smelting and mixing the raw materials;

injecting the smelted and mixed raw materials into the molding cavity (5), and then starting the molding equipment to enable the upper die base (2) to drive the movable die (3) to move downwards, so that the molding bulge at the bottom end of the movable die (3) enters the inner side of the molding cavity (5), performing extrusion molding on the raw materials at the inner side of the molding cavity (5), and controlling the temperature at 100-120 ℃ to obtain a primary product;

step four, reducing the temperature of the obtained initial product to room temperature, and then coating the surface of the initial product, wherein the coating is formed by mixing 15-25% of polytetrafluoroethylene, 15-23% of polyamide, 25-35% of polyethylene and 13-23% of polyolefin resin;

and step five, cutting and trimming the coated product to obtain a finished product.

Technical Field

The invention belongs to the technical field of double-wall corrugated pipe production, and particularly relates to a forming device and a production process for producing a brown plastic double-wall corrugated pipe.

Background

The mysterious plastic double-wall corrugated pipe is formed by compounding brand new plastics, mysterious plastic fiber bodies and inorganic nano particles, adding a proper amount of auxiliary materials such as interface compatilizers, lubricants and anti-aging agents and is formed by one-step extrusion through special equipment and dies.

When the existing forming die for producing the Xuan-mould double-wall corrugated pipe is used, after raw materials are injected into a forming cavity, a movable die can be pressed down to be closed with a fixed die, so that the Xuan-mould double-wall corrugated pipe is formed in one step.

Disclosure of Invention

The invention aims to provide a forming device and a production process for producing a corrugated plastic double-wall corrugated pipe, which aim to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a molding device for producing a mysterious plastic double-wall corrugated pipe comprises a lower die holder and an upper die holder arranged at the top of the lower die holder, wherein a fixed die is arranged on the surface of the top of the lower die holder, a movable die is arranged on the surface of the bottom of the upper die holder, a molding cavity is arranged at the top of the fixed die, T-shaped mounting grooves are symmetrically arranged in the fixed die, infrared temperature sensors are arranged in the T-shaped mounting grooves, inner wall grooves are arranged on the inner walls of two sides of the molding cavity, high-temperature resistant lenses are embedded in the inner wall grooves and mounted in the inner wall grooves, end holes communicated with the inner wall grooves are formed in the bottom end of the T-shaped mounting groove, the top end of each infrared temperature sensor is inserted into each end hole, a T-shaped block is mounted at the top end of the T-shaped mounting groove, a wire hole is formed in the center of the T-shaped block, and a connecting wire at the bottom end of each infrared temperature sensor penetrates to the outer side of the fixed die through the wire hole, a dismounting structure is arranged between the T-shaped block and the fixed die, and a plugging structure is installed at the end of the wire hole.

Preferably, the disassembly and assembly structure comprises two end sliding grooves symmetrically formed in the T-shaped block, a spring and a rectangular inner sliding block are arranged in each end sliding groove, a triangular telescopic clamping block is fixed on the surface of each rectangular inner sliding block, a rectangular clamping groove is formed in the inner wall of each T-shaped mounting groove, and the top end of each triangular telescopic clamping block is clamped in each rectangular clamping groove.

Preferably, a shifting groove is formed in the surface of one side of the rectangular inner sliding block, and a side slide way is formed in the surface of the outer side of the T-shaped block.

Preferably, guide posts are fixed on the bottom surface of the rectangular inner sliding block and the inner wall of one end of the end sliding groove, and two ends of the spring are respectively sleeved on the two guide posts.

Preferably, the plugging structure comprises a plug, the plug is sleeved on a connecting line at the bottom end of the infrared temperature sensor, and the plug is clamped at the end part of the line hole.

Preferably, the surface of the sealing plug is provided with an integrated annular clamping block, the cross section of the annular clamping block is in a right triangle shape, the inner wall of the wire hole is provided with an annular clamping groove, and the annular clamping block is clamped in the annular clamping groove.

Preferably, the high-temperature resistant lens and the inner wall groove are fixed in a glued joint mode, and a sealing ring is further arranged between the high-temperature resistant lens and the inner wall groove.

A production process of a brown-plastic double-wall corrugated pipe comprises the following steps:

firstly, preparing 50-60 parts of high-density polyethylene, 20-30 parts of a brown plastic fiber body, 30-40 parts of polypropylene, 35-45 parts of inorganic filler powder, 3-6 parts of nano zirconia, 1-3 parts of amino modified silicone oil, 4-8 parts of ethylene propylene diene monomer, 1-4 parts of carbon nano tube, 2-6 parts of polyolefin resin and 0.3-0.7 part of stearic acid;

step two, completely injecting the prepared raw materials into a mixer, starting the mixer, controlling the temperature to be between 165 and 180 ℃, and fully smelting and mixing the raw materials;

injecting the smelted and mixed raw materials into the molding cavity, starting the molding equipment to enable the upper die base to drive the movable die to move downwards, so that the molding bulge at the bottom end of the movable die enters the inner side of the molding cavity, carrying out extrusion molding on the raw materials at the inner side of the molding cavity, and controlling the temperature at 100 ℃ and 120 ℃ to obtain an initial product;

step four, reducing the temperature of the obtained initial product to room temperature, and then coating the surface of the initial product, wherein the coating is formed by mixing 15-25% of polytetrafluoroethylene, 15-23% of polyamide, 25-35% of polyethylene and 13-23% of polyolefin resin;

and step five, cutting and trimming the coated product to obtain a finished product.

Compared with the prior art, the invention has the beneficial effects that:

1. through the inside at the cover half setting can real-time supervision become the infrared temperature sensor of die cavity inside temperature, cause operating personnel to mould double-walled bellows forming process to the mysterious and can know in real time the inside temperature of die cavity, improve the shaping quality, thereby in time make corresponding adjustment when the temperature is unusual, and through the dismouting structure that sets up, make infrared temperature sensor easily install and dismantle, it is convenient to have brought with the change to infrared temperature sensor's dismantlement maintenance for follow-up operating personnel, the maintenance convenience in later stage has been improved.

2. Through setting up the block structure who comprises stopper, annular fixture block and ring groove, can play good shutoff effect to the line hole when forming device daily use, prevent that external foreign matter from getting into the inside of T shape mounting groove through the line hole, ensure infrared temperature sensor's stability in use.

3. The coating is arranged on the corrugated pipe, so that the overall wear-resisting, corrosion-resisting and cold-resisting properties of the corrugated pipe can be improved, and the service life of the corrugated pipe can be prolonged.

Drawings

FIG. 1 is a schematic view of a molding apparatus according to the present invention;

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of a portion of the area B of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of the invention in the area C of FIG. 3;

FIG. 5 is an enlarged view of a portion of the area D of FIG. 3 in accordance with the present invention;

FIG. 6 is a schematic diagram of a corrugated pipe with double walls;

in the figure: 1. a lower die holder; 2. an upper die holder; 3. moving the mold; 4. fixing a mold; 5. a molding cavity; 6. a high temperature resistant lens; 7. a T-shaped mounting groove; 8. an infrared temperature sensor; 9. a T-shaped block; 10. a wire hole; 11. sealing; 12. an end chute; 13. a spring; 14. a rectangular inner slide block; 15. a triangular telescopic clamping block; 16. a rectangular clamping groove; 17. a groove is poked; 18. a side slide; 19. an annular fixture block; 20. and an annular clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 6, the present invention provides a technical solution: a molding device for producing a mysterious plastic double-wall corrugated pipe comprises a lower die holder 1 and an upper die holder 2 arranged at the top of the lower die holder 1, wherein a fixed die 4 is arranged on the surface of the top of the lower die holder 1, a movable die 3 is arranged on the surface of the bottom of the upper die holder 2, a molding cavity 5 matched with the movable die 3 is arranged at the top of the fixed die 4 for compression molding of raw materials, a T-shaped mounting groove 7 is symmetrically arranged in the fixed die 4 relative to the two sides of the molding cavity 5, an infrared temperature sensor 8 is arranged in the T-shaped mounting groove 7, inner wall grooves are arranged on the inner walls of the two sides of the molding cavity 5, high-temperature resistant lenses 6 are embedded in the inner wall grooves and are installed on the high-temperature resistant lenses 6, the high-temperature resistant lenses 6 are made of transparent quartz glass, end holes communicated with the inner wall grooves are arranged at the bottom end of the T-shaped mounting groove 7, and the top end of the infrared temperature sensor 8 is inserted into the end holes, cause operating personnel to mould double-walled bellows forming process in to the mysterious way and can carry out real-time supervision to the inside temperature of one-tenth die cavity 5 through infrared temperature sensor 8, T-shaped piece 9 is installed on the top of T-shaped mounting groove 7, and the center department of T-shaped piece 9 runs through and has seted up line hole 10, the connecting wire of 8 bottoms of infrared temperature sensor runs through the outside to cover half 4 through line hole 10, be equipped with the dismouting structure between T-shaped piece 9 and the cover half 4, block structure is installed to the tip in line hole 10.

In this embodiment, preferably, the dismounting structure includes two end sliding grooves 12 symmetrically formed in the inside of the T-shaped block 9, a spring 13 and a rectangular inner sliding block 14 are arranged in the end sliding groove 12, a triangular telescopic fixture block 15 is fixed on the surface of the rectangular inner sliding block 14, a rectangular clamping groove 16 corresponding to the triangular telescopic fixture block 15 is formed in the inner wall of the T-shaped mounting groove 7, and the top end of the triangular telescopic fixture block 15 is clamped in the rectangular clamping groove 16, so that the T-shaped block 9 is easily dismounted and mounted, and the infrared temperature sensor 8 is conveniently repaired and replaced.

In this embodiment, preferably, a toggle groove 17 is formed on a side surface of the rectangular inner slide 14, and a side slide channel 18 corresponding to the toggle groove 17 is formed on an outer side surface of the T-shaped block 9, so that an operator can toggle the rectangular inner slide 14.

In this embodiment, preferably, guide pillars are fixed on the bottom surface of the rectangular inner slide block 14 and the inner wall of one end of the end sliding groove 12, and two ends of the spring 13 are respectively sleeved on the two guide pillars for limiting the spring 13 and preventing the spring 13 from deviating.

In this embodiment, preferably, the plugging structure includes a plug 11, the plug 11 is sleeved on a connecting line at the bottom end of the infrared temperature sensor 8, and the plug 11 is clamped at the end of the line hole 10, the surface of the plug 11 is provided with an integrated annular fixture block 19, both the plug 11 and the annular fixture block 19 are made of rubber, the cross section of the annular fixture block 19 is in a right triangle shape, an annular clamping groove 20 corresponding to the annular fixture block 19 is formed in the inner wall of the line hole 10, and the annular fixture block 19 is clamped in the annular clamping groove 20, so that the plug 11 can play a good plugging role in plugging the line hole 10 in daily use of the forming device.

In this embodiment, preferably, the high temperature resistant lens 6 is fixed to the inner wall groove by adhesive bonding, and a sealing ring is further disposed between the high temperature resistant lens 6 and the inner wall groove, and the sealing ring is made of a fluororubber member, so as to further improve the sealing property.

The production process of the brown plastic double-wall corrugated pipe comprises the following steps: firstly, preparing 50-60 parts of high-density polyethylene, 20-30 parts of a brown plastic fiber body, 30-40 parts of polypropylene, 35-45 parts of inorganic filler powder, 3-6 parts of nano zirconia, 1-3 parts of amino modified silicone oil, 4-8 parts of ethylene propylene diene monomer, 1-4 parts of carbon nano tube, 2-6 parts of polyolefin resin and 0.3-0.7 part of stearic acid; the prepared raw materials are all injected into a mixer, the mixer is started, the temperature is controlled between 165 ℃ and 180 ℃, and the raw materials are fully smelted and mixed; injecting the smelted and mixed raw materials into the molding cavity 5, and then starting the molding equipment to enable the upper die holder 2 to drive the movable die 3 to move downwards, so that the molding bulge at the bottom end of the movable die 3 enters the inner side of the molding cavity 5, carrying out extrusion molding on the raw materials at the inner side of the molding cavity 5, and controlling the temperature at 100 ℃ and 120 ℃ to obtain an initial product; reducing the temperature of the obtained primary product to room temperature, and then coating the surface of the primary product, wherein the coating is formed by mixing 15-25% of polytetrafluoroethylene, 15-23% of polyamide, 25-35% of polyethylene and 13-23% of polyolefin resin; and cutting and trimming the coated product to obtain a finished product.

The type of the infrared temperature sensor 8 is an MIK-AL-10 non-contact infrared temperature sensor;

the working principle and the using process of the invention are as follows: after the forming device is started, the upper die base 2 can drive the movable die 3 to press down, so that a forming bulge at the bottom end of the movable die 3 enters the inner side of the forming cavity 5 and performs extrusion forming on raw materials at the inner side of the forming cavity 5, in the forming process, infrared rays emitted by the end part of the infrared temperature sensor 8 can be used for monitoring the temperature at the inner side of the forming cavity 5 in real time through the high-temperature resistant lens 6, so that an operator can know the internal temperature of the forming cavity 5 in real time in the forming process of the mysterious plastic double-wall corrugated pipe, the forming quality is improved, corresponding adjustment can be timely performed when the temperature is abnormal, when the infrared temperature sensor 8 needs to be dismounted for maintenance or replacement subsequently, the spring 13 is gradually compressed by firstly shifting the rectangular inner slide block 14 with force through the side slide way 18, so that the end part of the triangular telescopic clamping block 15 is shifted out of the rectangular clamping groove 16, and the T-shaped block 9 is laterally shifted, cause T-shaped piece 9 to extract from T shape mounting groove 7 in, can directly take out infrared temperature sensor 8 from T shape mounting groove 7 and overhaul the change for infrared temperature sensor 8 is follow-up easy to overhaul the maintenance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.