CN111016116A - High-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe - Google Patents
High-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe Download PDFInfo
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- CN111016116A CN111016116A CN201911379717.0A CN201911379717A CN111016116A CN 111016116 A CN111016116 A CN 111016116A CN 201911379717 A CN201911379717 A CN 201911379717A CN 111016116 A CN111016116 A CN 111016116A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
- B26D7/0616—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by carriages, e.g. for slicing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D2007/013—Means for holding or positioning work the work being tubes, rods or logs
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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Abstract
The invention discloses a high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe which is prepared by the following steps: weighing 120 parts of HDPE resin 100, 40-60 parts of wood powder, 1-3 parts of titanate coupling agent, 7-9 parts of ethylene propylene diene monomer rubber and 30-45 parts of ultra-micro glass fiber cotton; secondly, drying the wood powder by adopting two-stage combined pulse airflow; according to the invention, one side of the corrugated pipe is in contact with the L-shaped rod II, one end of the corrugated pipe is inserted into the clamping mechanism, the three air cylinders II are driven simultaneously, the lifting block is pushed by the piston rod to ascend upwards in the chute, the rubber seat is further pushed by the rotating block II, the connecting rod and the rotating block I to move, the corrugated pipe is clamped by the rubber belt under the cooperation of the rocker, the spring is sleeved outside the connecting rod, and the rubber seat has good buffering property in the moving process of the rubber seat through the arrangement of the spring, so that the corrugated pipe is prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe.
Background
HDPE is one of 5 common plastics in the world, is widely used due to good toughness and processability, and can be widely applied to municipal water supply and drainage pipelines, and compared with glass fibers, the conventional HDPE double-wall corrugated pipe generally adopts talcum powder and calcium carbonate as reinforcing materials and has the defects of low strength, heavy weight, obvious size shrinkage and the like, so that the problems of low pipe ring rigidity, poor external pressure resistance, high cost and the like are caused; and in the process of preparing the HDPE double-wall corrugated pipe, because no traction equipment is arranged, the working efficiency of corrugated pipe forming is low, the corrugated pipe forming is inconvenient to be suitable for corrugated pipe forming of different diameters, the practicability is poor, and meanwhile, the corrugated pipe is easy to bend in the forming process.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe.
The purpose of the invention can be realized by the following technical scheme:
a high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe is prepared by the following steps:
weighing 120 parts of HDPE resin 100, 40-60 parts of wood powder, 1-3 parts of titanate coupling agent, 7-9 parts of ethylene propylene diene monomer rubber and 30-45 parts of ultra-micro glass fiber cotton;
drying the wood powder by adopting two-stage combined pulse airflow, drying for 1-3 hours at 120-180 ℃ to enable the water content to be lower than 300mg/kg, cooling to normal temperature, mixing with a titanate coupling agent, heating to 60-70 ℃, stirring and dispersing for 5-7 minutes at the speed of 800-1100 r/min, then adding ethylene propylene diene monomer, stirring uniformly, and then automatically cooling; and then uniformly mixing the mixture with HDPE resin and superfine glass fiber cotton, conveying the mixture to a machine table through a vacuum pipeline, extruding and melting the mixture in a single-screw extruder on the outer wall of the double-wall corrugated pipe, and preparing a molten blank into a finished product pipe through a forming machine, a cooling water tank, traction equipment and a cutting machine.
As a further scheme of the invention: the forming module of the forming machine adopts split type independent temperature control, and the cutting machine adopts photoelectric positioning double-cutter automatic online cutting.
As a further scheme of the invention: the mesh number of the wood powder is 80-110 meshes.
As a further scheme of the invention: the Mooney value of the ethylene propylene diene monomer is 70-90, and the ratio of ethylene to propylene is (55:45) - (65: 35).
As a further scheme of the invention: the extrusion temperature of the single-screw extruder is set to be 180-195 ℃.
As a further scheme of the invention: the working steps of the traction equipment are as follows: one side of the corrugated pipe is in contact with a second L-shaped rod, one end of the corrugated pipe is inserted into a clamping mechanism, three second air cylinders are driven simultaneously, a piston rod pushes a lifting block to ascend upwards in a sliding groove, a rotating block II, a connecting rod and a rotating block I push a rubber seat to move, the corrugated pipe is clamped through a rubber belt under the matching of a rocker, then a bolt rod is inserted into a groove, the bolt rod is fixed through a nut, and the corrugated pipe is further fixed under the action of the movable block II, the fixed block and the movable block I;
then the handle is pressed, the push rod is pushed to move through the movable plate and the rocker arm II, the push rod pushes the sliding plate to move, the L-shaped rod I is further pushed to move through the T-shaped plate, the L-shaped rod I is matched with the L-shaped rod II to fix the corrugated pipe, then the first driving cylinder is used for driving the first pressing plate to rotate under the action of the rocker arm I, and the limiting rod is fixed.
As a further scheme of the invention: the traction equipment comprises a corrugated pipe, a supporting mechanism, a supporting plate III and a clamping mechanism, wherein the supporting plate III is fixedly installed on one side of the supporting mechanism, an air cylinder III is horizontally and fixedly installed at one end of the top of the supporting plate III, a push plate is fixedly installed at the end part of a piston rod of the air cylinder III, the clamping mechanism is fixedly installed on the other end face of the push plate, the bottom of the clamping mechanism is connected with the supporting plate III through a slide block and a slide rail, the clamping mechanism is used for fixing the corrugated pipe, and the supporting mechanism is used for supporting the;
the clamping mechanism comprises a first disc and a second disc, through holes are formed in the centers of the second disc and the first disc, a second vertical plate and a first vertical plate which are perpendicular to the inner side surfaces are uniformly arranged between the inner side surfaces of the first disc and the second disc, two first vertical plates are symmetrically arranged between every two first vertical plates, a connecting plate which is perpendicular to the first vertical plates is uniformly arranged between the two first vertical plates, the connecting plate is of an arc-shaped structure, a second air cylinder is vertically arranged on the inner wall of the second vertical plate, a lifting block is fixedly arranged at the top of a piston rod of the second air cylinder, a sliding groove is further vertically formed in the inner wall of the second vertical plate, the lifting block is clamped on the sliding groove and is matched with the sliding groove, two sides of the lifting block are rotatably connected with the second rotating block through rotating shafts, a connecting rod is fixedly arranged at the other end, a spring is sleeved outside the connecting rod, the rotating block I is rotatably installed on two sides of the rubber seat through a rotating shaft, a circle of crawler-type rubber belt is wound outside the rubber seat, two sides of the rubber seat are connected with the vertical plate II through two rocking rods, and the rocking rods are movably connected with the rubber seat and the vertical plate II;
a fixed block is fixedly arranged on the outer side surface of the first disc, a first movable block and a second movable block are rotatably connected to two ends of the fixed block, a bolt rod is rotatably connected to the other end of the second movable block, a groove is formed in the other end of the second movable block, the groove is matched with the bolt rod, and the first movable block and the second movable block are connected together through the bolt rod and a nut; the other side of the second disk is fixedly and symmetrically provided with an arc-shaped plate, and the arc-shaped plate and the second disk are both connected with the push plate;
the support mechanism comprises a first support and a second support, a first support plate is fixedly installed at the top of the first support, the top of the first support plate is rotatably connected with two movable plates through a rotating shaft, a handle is fixedly installed between the two movable plates, the handle is connected with one end of a push rod through a second rocker arm, the other end of the push rod penetrates through a guide sleeve and is connected with a sliding plate, the guide sleeve is fixedly installed at the top of the first support plate, the bottom of the sliding plate is connected with the first support plate through a sliding block and a sliding rail, a T-shaped plate is fixedly installed at the top of the sliding plate, the end part of the T-shaped plate is connected with one end of a first L-shaped rod; a support plate II is fixedly installed at the top of the support plate II, a cylinder I is vertically installed on each of two sides of the bottom of the support plate II, a piston rod of the cylinder I penetrates through the support plate II to be rotatably connected with the pressing plate, two sides of the pressing plate are connected with the support plate II through a rocker arm I, the rocker arm I is rotatably connected with the pressing plate and the support plate II, a limiting groove for fixing the limiting rod is formed in the bottom of the other end of the pressing plate, a placing plate is fixedly installed at the top of the support plate II, and an arc-shaped groove for placing the limiting rod is formed in the top of; and the top of the second support plate is fixedly provided with a second L-shaped rod, and the second L-shaped rod are symmetrically arranged.
The invention has the beneficial effects that: the reinforced HDPE double-wall corrugated pipe prepared from the raw materials by selecting five components of wood powder, titanate coupling agent, ethylene propylene diene monomer, HDPE resin and ultramicro glass fiber cotton and adjusting the content of each component not only has good low-temperature impact toughness, but also has good rigidity, high ring rigidity and strong creep resistance by limiting the Mooney value and the ethylene-propylene ratio of the ethylene propylene diene monomer, and can not deform due to gravity in the long-term use process, thereby prolonging the service life of the product; meanwhile, the production cost is low, the application prospect is wide, the corrugated pipe in the design is measured by adopting the national standard of GB/T19472.1, the impact performance TIR of the corrugated pipe is less than or equal to 10, the creep ratio is less than or equal to 4, and the corrugated pipe has no leakage, no bubbles, no layering and no cracking.
One side of the corrugated pipe is contacted with the L-shaped rod II, one end of the corrugated pipe is inserted into the clamping mechanism, the three air cylinders II are driven simultaneously, the lifting block is pushed by the piston rod to ascend upwards in the sliding groove, the rubber seat is further pushed by the rotating block II, the connecting rod and the rotating block I to move, the corrugated pipe is clamped by the rubber belt under the matching of the rocker, the spring is sleeved outside the connecting rod, the rubber seat has good buffering performance in the moving process of the rubber seat through the arrangement of the spring, the corrugated pipe is prevented from being damaged, then the bolt rod is inserted into the groove, the bolt rod is fixed through the nut, the corrugated pipe is formed into a round shape under the action of the movable block II, the fixed block and the movable block I, the corrugated pipe is further fixed, and the problem that the cutting size is inaccurate and the cutting efficiency are caused by the shaking of the corrugated pipe in the subsequent cutting process, meanwhile, corrugated pipes with different diameters can be fixed conveniently through the structure, and the practicability is high;
then the handle is pressed, the push rod is pushed to move through the movable plate and the rocker arm II, the push rod pushes the sliding plate to move, and then the L-shaped rod I is pushed to move through the T-shaped plate, the L-shaped rod I is matched with the L-shaped rod II to clamp the corrugated pipe, the corrugated pipe is clamped to be convenient to support, the corrugated pipe is prevented from bending in the forming or cutting process due to the long corrugated pipe, the corrugated pipe with different diameters is conveniently clamped, the application range of the corrugated pipe is wide, then the cylinder I is driven, the pressure plate is pushed to rotate under the action of the rocker arm I to fix the limiting rod, inconvenience caused by the fact that the limiting rod slides back and forth in the arc-shaped groove is avoided, then the cylinder III is driven, the push plate is pushed to move horizontally through the piston rod, the push plate pushes the clamping mechanism to move horizontally, and then the corrugated pipe is driven to move horizontally, the bending phenomenon of the corrugated pipe is avoided.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall construction of the traction apparatus of the present invention;
FIG. 2 is a schematic view of the structure of the top region of the support plate of the present invention;
FIG. 3 is a schematic view of the overall structure of one side of the supporting mechanism according to the present invention;
FIG. 4 is a schematic view of the overall structure of the other side of the support mechanism according to the present invention;
FIG. 5 is a schematic view of an isometric overall structure of the clamping mechanism of the present invention;
fig. 6 is a front view of the entire structure of the clamping mechanism of the present invention.
In the figure: 1. a bellows; 2. a support mechanism; 3. a third support plate; 4. a clamping mechanism; 5. a third air cylinder; 6. pushing the plate; 7. a first bracket; 8. a second bracket; 9. a second support plate; 10. a first cylinder; 11. a first rocker arm; 12. pressing a plate; 13. placing the plate; 14. a guide sleeve; 15. an L-shaped rod I; 16. a limiting rod; 17. a T-shaped plate; 18. a slide plate; 19. a push rod; 20. a handle; 21. a movable plate; 22. a first support plate; 23. a second rocker arm; 24. a first movable block; 25. a first disc; 26. a first vertical plate; 27. a connecting plate; 28. a second disc; 29. a second vertical plate; 30. a groove; 31. a bolt shank; 32. a second movable block; 33. a fixed block; 34. an arc-shaped plate; 35. a lifting block; 36. a chute; 37. a spring; 38. rotating the first block; 39. a rocker; 40. a rubber seat; 41. a rubber belt; 42. a connecting rod; 43. rotating the second block; 44. a second air cylinder; 45. and an L-shaped rod II.
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.
Referring to fig. 1-6, a high strength ultra micro glass fiber cotton reinforced HDPE double-wall corrugated pipe,
example 1:
the HDPE double-wall corrugated pipe is prepared by the following steps:
weighing 100 parts of HDPE resin, 40 parts of wood powder, 1 part of titanate coupling agent, 7 parts of ethylene propylene diene monomer rubber and 30 parts of ultra-micro glass fiber cotton in parts by weight;
drying the wood powder by adopting two-stage combined pulse airflow, drying for 1 hour at 120 ℃ until the water content is lower than 300mg/kg, cooling to normal temperature, mixing with a titanate coupling agent, heating to 60 ℃, stirring and dispersing for 5 minutes at 1100 r/min, then adding ethylene propylene diene monomer, stirring uniformly, and automatically cooling; and then uniformly mixing the mixture with HDPE resin and superfine glass fiber cotton, conveying the mixture to a machine table through a vacuum pipeline, extruding and melting the mixture in a single-screw extruder on the outer wall of the double-wall corrugated pipe, and preparing a molten blank into a finished product pipe through a forming machine, a cooling water tank, traction equipment and a cutting machine.
The forming module of the forming machine adopts split type independent temperature control, and the cutting machine adopts photoelectric positioning double-cutter automatic online cutting.
The mesh number of the wood powder is 80 meshes.
The Mooney value of the ethylene propylene diene monomer is 70, and the ethylene propylene ratio is (55:45) - (65: 35).
The extrusion temperature of the single-screw extruder is set to 180 ℃.
Example 2:
the HDPE double-wall corrugated pipe is prepared by the following steps:
weighing 120 parts of HDPE resin, 60 parts of wood powder, 3 parts of titanate coupling agent, 9 parts of ethylene propylene diene monomer rubber and 45 parts of ultra-micro glass fiber cotton;
drying the wood powder by adopting two-stage combined pulse airflow, drying for 3 hours at 180 ℃ until the water content is lower than 300mg/kg, cooling to normal temperature, mixing with a titanate coupling agent, heating to 70 ℃, stirring and dispersing for 5 minutes at 1100 r/min, then adding ethylene propylene diene monomer, stirring uniformly, and automatically cooling; and then uniformly mixing the mixture with HDPE resin and superfine glass fiber cotton, conveying the mixture to a machine table through a vacuum pipeline, extruding and melting the mixture in a single-screw extruder on the outer wall of the double-wall corrugated pipe, and preparing a molten blank into a finished product pipe through a forming machine, a cooling water tank, traction equipment and a cutting machine.
The forming module of the forming machine adopts split type independent temperature control, and the cutting machine adopts photoelectric positioning double-cutter automatic online cutting.
The mesh number of the wood powder is 110 meshes.
The Mooney value of the ethylene propylene diene monomer is 90, and the ethylene propylene ratio is (55:45) - (65: 35).
The extrusion temperature of the single screw extruder was set at 195 ℃.
Example 3:
the HDPE double-wall corrugated pipe is prepared by the following steps:
weighing 100 parts of HDPE resin, 60 parts of wood powder, 3 parts of titanate coupling agent, 7 parts of ethylene propylene diene monomer rubber and 45 parts of ultra-micro glass fiber cotton in parts by weight;
drying the wood powder by adopting two-stage combined pulse airflow, drying for 1 hour at 120 ℃ until the water content is lower than 300mg/kg, cooling to normal temperature, mixing with a titanate coupling agent, heating to 70 ℃, stirring and dispersing for 5 minutes at the speed of 1100 r/min, then adding ethylene propylene diene monomer, stirring uniformly, and automatically cooling; and then uniformly mixing the mixture with HDPE resin and superfine glass fiber cotton, conveying the mixture to a machine table through a vacuum pipeline, extruding and melting the mixture in a single-screw extruder on the outer wall of the double-wall corrugated pipe, and preparing a molten blank into a finished product pipe through a forming machine, a cooling water tank, traction equipment and a cutting machine.
The forming module of the forming machine adopts split type independent temperature control, and the cutting machine adopts photoelectric positioning double-cutter automatic online cutting.
The mesh number of the wood powder is 80 meshes.
The Mooney value of the ethylene propylene diene monomer is 90, and the ethylene propylene ratio is (55:45) - (65: 35).
The extrusion temperature of the single screw extruder was set at 195 ℃.
The working steps of the traction equipment are as follows: one side of the corrugated pipe 1 is contacted with a second L-shaped rod 45, one end of the corrugated pipe is inserted into the clamping mechanism 4, three air cylinders 44 are driven simultaneously, a piston rod pushes a lifting block 35 to ascend upwards in a sliding groove 36, a second rotating block 43, a connecting rod 42 and a first rotating block 38 push a rubber seat 40 to move, the corrugated pipe 1 is clamped through a rubber belt 41 under the matching of a rocker 39, then a bolt rod 31 is inserted into a groove 30, the bolt rod 31 is fixed through a nut, and the corrugated pipe 1 is further fixed under the action of a second movable block 32, a fixed block 33 and a first movable block 24;
then, the handle 20 is pressed, the push rod 19 is pushed to move through the movable plate 21 and the second rocker arm 23, the push rod 19 pushes the sliding plate 18 to move, the first L-shaped rod 15 is further pushed to move through the T-shaped plate 17, the first L-shaped rod 15 is matched with the second L-shaped rod 45 to fix the corrugated pipe 1, then the first air cylinder 10 is driven, and under the action of the first rocker arm 11, the pressing plate 12 is pushed to rotate, and the limiting rod 16 is fixed.
The corrugated pipe in the design is measured by adopting the national standard of GB/T19472.1, and the results are as follows:
| item | Index (I) |
| Ring stiffness, KM/m2 | SN4≥4、SN8≥8、SN10≥10、SN12.5≥12.5 |
| Impact performance of% | TIR≤10 |
| Flexibility of the ring | Smooth pipeline, no reverse bending, no cracking and no separation of two walls |
| Oven test | No bubble, no delamination, no cracking |
| Creep ratio | ≤4 |
| System tightness | Without leakage |
The traction equipment comprises a corrugated pipe 1, a supporting mechanism 2, a supporting plate III 3 and a clamping mechanism 4, wherein the supporting plate III 3 is fixedly installed on one side of the supporting mechanism 2, a cylinder III 5 is horizontally and fixedly installed at one end of the top of the supporting plate III 3, a push plate 6 is fixedly installed at the end part of a piston rod of the cylinder III 5, the clamping mechanism 4 is fixedly installed on the other end face of the push plate 6, the bottom of the clamping mechanism 4 is connected with the supporting plate III 3 through a sliding block and a sliding rail, the clamping mechanism 4 is used for fixing the corrugated pipe 1, and the supporting mechanism 2 is used for supporting the corrugated pipe 1;
the clamping mechanism 4 comprises a first disc 25 and a second disc 28, through holes are formed in the centers of the second disc 28 and the first disc 25, two vertical plates 29 and a first vertical plate 26 which are perpendicular to the inner sides are uniformly installed between the inner sides of the first disc 25 and the second disc 28, two first vertical plates 26 are symmetrically arranged between every two vertical plates 29, a connecting plate 27 which is perpendicular to the first vertical plates 26 is uniformly installed between the two first vertical plates 26, the connecting plate 27 is of an arc-shaped structure and is convenient to adapt to the corrugated pipe 1 and fix the corrugated pipe, meanwhile, the strength of the equipment can be improved through the arrangement of the second vertical plates 29, a second air cylinder 44 is vertically installed on the inner wall of each vertical plate 29, a lifting block 35 is fixedly installed at the top of a piston rod of the second air cylinder 44, a sliding groove 36 is vertically formed in the inner wall of each vertical plate 29, and the lifting block 35 is connected to the, the lifting block 35 is matched with the sliding groove 36, so that the lifting block 35 can be lifted more stably, two sides of the lifting block 35 are rotatably connected with a second rotating block 43 through rotating shafts, the other end of the second rotating block 43 is fixedly provided with a connecting rod 42, the other end of the connecting rod 42 is inserted into the first rotating block 38, and the connecting rod 42 is sleeved with a spring 37, the first rotating block 38 is rotatably arranged at two sides of the rubber seat 40 through a rotating shaft, a circle of crawler-type rubber belt 41 is wound outside the rubber seat 40, the crawler-type rubber belt 41 can increase friction force, facilitate fixing the corrugated pipe 1, meanwhile, the arrangement of the rubber belt 41 avoids damaging the corrugated pipe 1, and both sides of the rubber seat 40 are connected with the vertical plate II 29 through two rocking bars 39, the rocker 39 is movably connected with the rubber seat 40 and the vertical plate II 29, and the stability of the rubber seat 40 is ensured through the arrangement of the rocker 39;
a fixed block 33 is fixedly installed on the outer side surface of the first disc 25, a first movable block 24 and a second movable block 32 are rotatably connected to two ends of the fixed block 33, the first movable block 24 and the second movable block 32 are all arc-shaped structures, the fixed block 33, the first movable block 24 and the second movable block 32 can form a circle, so that the corrugated pipe 1 can be fixed conveniently, a bolt rod 31 is rotatably connected to the other end of the second movable block 32, a groove 30 is formed in the other end of the second movable block 32, the groove 30 is matched with the bolt rod 31, and the first movable block 24 and the second movable block 32 are connected together through the bolt rod 31 and a nut and are used for fixing corrugated pipes 1 with different diameters; the other one of the second circular discs 28 is fixedly and symmetrically provided with arc-shaped plates 34, the arc-shaped plates 34 and the second circular discs 28 are both connected with the push plate 6, and the arrangement of the arc-shaped plates 34 is convenient for the corrugated pipe 1 to be inserted into;
the supporting mechanism 2 comprises a first support 7 and a second support 8, a first supporting plate 22 is fixedly installed at the top of the first support 7, the top of the first supporting plate 22 is rotatably connected with two movable plates 21 through a rotating shaft, a handle 20 is fixedly arranged between the two movable plates 21, the handle 20 is connected with one end of a push rod 19 through a second rocker arm 23, the rocker arm II 23 is arranged to facilitate the pushing of the push rod 19, the other end of the push rod 19 penetrates through the guide sleeve 14 to be connected with the sliding plate 18, the guide sleeve 14 is fixedly arranged at the top of the support plate I22, the guide sleeve 14 is arranged to ensure that the push rod 19 moves more stably, the bottom of the sliding plate 18 is connected with the first support plate 22 through a sliding block and a sliding rail, a T-shaped plate 17 is fixedly mounted at the top of the sliding plate 18, the end of the T-shaped plate 17 is connected with one end of a first L-shaped rod 15, and a limiting rod 16 is horizontally mounted on one side of the first L-shaped rod 15; a support plate II 9 is fixedly installed at the top of the support II 8, a cylinder I10 is vertically installed on each of two sides of the bottom of the support plate II 9, a piston rod of the cylinder I10 penetrates through the support plate II 9 to be rotatably connected with a pressing plate 12, two sides of the pressing plate 12 are connected with the support plate II 9 through a rocker arm I11, the rocker arm I11 is rotatably connected with the pressing plate 12 and the support plate II 9, a limiting groove used for fixing a limiting rod 16 is formed in the bottom of the other end of the pressing plate 12, a placing plate 13 is fixedly installed at the top of the support plate II 9, an arc-shaped groove used for placing the limiting rod 16 is formed in the top of the placing plate 13, and the arc-shaped groove and the limiting groove are matched to fix the; the top of the second supporting plate 9 is fixedly provided with a second L-shaped rod 45, the second L-shaped rod 45 and the first L-shaped rod 15 are symmetrically arranged, corrugated pipes with different diameters can be clamped conveniently, and the corrugated pipes are supported.
The working principle of the invention is as follows: one side of the corrugated pipe 1 is contacted with a second L-shaped rod 45, one end of the corrugated pipe 1 is inserted into the clamping mechanism 4, three air cylinders 44 are driven simultaneously, a piston rod pushes a lifting block 35 to ascend upwards in a sliding groove 36, a second rotating block 43, a connecting rod 42 and a first rotating block 38 push a rubber seat 40 to move, the corrugated pipe 1 is clamped through a rubber belt 41 under the matching of a rocker 39, a spring 37 is sleeved outside the connecting rod 42, the rubber seat 40 has good buffering performance during the movement process through the arrangement of the spring 37 to avoid damaging the corrugated pipe 1, then a bolt rod 31 is inserted into a groove 30, the bolt rod 31 is fixed through a nut, a round shape is formed under the action of the second movable block 32, the fixed block 33 and the first movable block 24, the corrugated pipe 1 is further fixed, the corrugated pipe 1 is fixed, and the corrugated pipe 1 is prevented from shaking in the subsequent cutting process, the cutting size is inaccurate, the cutting efficiency is low, corrugated pipes with different diameters can be fixed conveniently through the structure, and the practicability is high;
then the handle 20 is pressed, the push rod 19 is pushed to move through the movable plate 21 and the rocker arm II 23, the push rod 19 pushes the sliding plate 18 to move, the T-shaped plate 17 pushes the L-shaped rod I15 to move, the L-shaped rod I15 is matched with the L-shaped rod II 45 to clamp the corrugated pipe 1, the corrugated pipe 1 is clamped to be convenient to support, the corrugated pipe 1 is prevented from being bent in the forming or cutting process due to the long corrugated pipe 1, the corrugated pipe 1 with different diameters is conveniently clamped, the application range of the corrugated pipe 1 is wide, then the cylinder I10 is driven, the press plate 12 is pushed to rotate under the action of the rocker arm I11, the limiting rod 16 is fixed, the limiting rod 16 is prevented from sliding back and forth in an arc-shaped groove to cause inconvenience, then the cylinder III 5 is driven, the push plate 6 is pushed to move horizontally through the piston rod, the push plate 6 pushes the clamping mechanism, convenient fixed length cutting to and at the fashioned in-process, can play the effect of pulling, avoid the crooked phenomenon to appear in the bellows.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (7)
1. A high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe is characterized by being prepared by the following steps:
weighing 120 parts of HDPE resin 100, 40-60 parts of wood powder, 1-3 parts of titanate coupling agent, 7-9 parts of ethylene propylene diene monomer rubber and 30-45 parts of ultra-micro glass fiber cotton;
drying the wood powder by adopting two-stage combined pulse airflow, drying for 1-3 hours at 120-180 ℃ to enable the water content of the wood powder to be lower than 300mg/kg, cooling to normal temperature, mixing with a titanate coupling agent, heating to 60-70 ℃, stirring and dispersing for 5-7 minutes at the speed of 800-1100 r/min, then adding ethylene propylene diene monomer, stirring uniformly, and then automatically cooling; and then uniformly mixing the mixture with HDPE resin and superfine glass fiber cotton, conveying the mixture to a machine table through a vacuum pipeline, extruding and melting the mixture in a single-screw extruder on the outer wall of the double-wall corrugated pipe, and preparing a molten blank into a finished product pipe through a forming machine, a cooling water tank, traction equipment and a cutting machine.
2. The high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein the forming module of the forming machine adopts split type independent temperature control, and the cutting machine adopts photoelectric positioning double-blade automatic on-line cutting.
3. The high-strength ultrafine glass fiber cotton reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein the mesh number of the wood powder is 80-110 meshes.
4. The high-strength ultrafine glass fiber cotton reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein the Mooney value of the ethylene propylene diene monomer is 70-90, and the ratio of ethylene to propylene is (55:45) - (65: 35).
5. The high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein the extrusion temperature of the single-screw extruder is set to be 180-195 ℃.
6. The high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe as claimed in claim 1, wherein the working steps of the pulling device are as follows: one side of the corrugated pipe (1) is in contact with a second L-shaped rod (45), one end of the corrugated pipe is inserted into the clamping mechanism (4), three cylinders II (44) are driven simultaneously, a lifting block (35) is pushed by a piston rod to ascend upwards in a sliding groove (36), a rubber seat (40) is further pushed by a second rotating block (43), a connecting rod (42) and a first rotating block (38) to move, the corrugated pipe (1) is clamped by a rubber belt (41) under the matching of a rocker (39), then a bolt rod (31) is inserted into a groove (30), the bolt rod (31) is fixed by a nut, and the corrugated pipe (1) is further fixed under the action of the second movable block (32), the fixed block (33) and the first movable block (24);
then pressing handle (20), pushing rod (19) to move through movable plate (21) and rocker arm II (23), pushing rod (19) pushing sliding plate (18) to move, and then pushing L-shaped rod I (15) to move through T-shaped plate (17), L-shaped rod I (15) and L-shaped rod II (45) are matched to fix corrugated pipe (1), then driving cylinder I (10), under the action of rocker arm I (11), pushing pressure plate (12) to rotate, and fixing limiting rod (16).
7. The high-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe as claimed in claim 1 is characterized in that the traction equipment comprises a corrugated pipe (1), a supporting mechanism (2), a supporting plate III (3) and a clamping mechanism (4), wherein the supporting plate III (3) is fixedly installed on one side of the supporting mechanism (2), a cylinder III (5) is horizontally and fixedly installed at one end of the top of the supporting plate III (3), a push plate (6) is fixedly installed at the end of a piston rod of the cylinder III (5), the clamping mechanism (4) is fixedly installed at the other end face of the push plate (6), the bottom of the clamping mechanism (4) is connected with the supporting plate III (3) through a slide block and a slide rail, the clamping mechanism (4) is used for fixing the corrugated pipe (1), and the supporting mechanism (2) is used for supporting the corrugated pipe (;
the clamping mechanism (4) comprises a first disc (25) and a second disc (28), through holes are formed in the centers of the second disc (28) and the first disc (25), vertical plates (29) and vertical plates (26) which are perpendicular to the inner sides are uniformly arranged between the inner sides of the first disc (25) and the second disc (28), two vertical plates (26) are symmetrically arranged between every two vertical plates (29), a connecting plate (27) which is perpendicular to the vertical plates (26) is uniformly arranged between the two vertical plates (26), the connecting plate (27) is of an arc-shaped structure, a second cylinder (44) is vertically arranged on the inner wall of the second vertical plate (29), a lifting block (35) is fixedly arranged at the top of a piston rod of the second cylinder (44), a sliding groove (36) is vertically formed in the inner wall of the second vertical plate (29), and the lifting block (35) is clamped on the sliding groove (36), the lifting block (35) is matched with the sliding groove (36), two sides of the lifting block (35) are rotatably connected with a second rotating block (43) through a rotating shaft, the other end of the second rotating block (43) is fixedly provided with a connecting rod (42), the other end of the connecting rod (42) is inserted into the first rotating block (38), a spring (37) is sleeved outside the connecting rod (42), the first rotating block (38) is rotatably installed on two sides of the rubber seat (40) through the rotating shaft, a circle of crawler-type rubber belt (41) is wound outside the rubber seat (40), two sides of the rubber seat (40) are connected with a second vertical plate (29) through two rocking rods (39), and the rocking rods (39) are movably connected with the rubber seat (40) and the second vertical plate (29);
a fixed block (33) is fixedly mounted on the outer side surface of the first disc (25), a first movable block (24) and a second movable block (32) are rotatably connected to two ends of the fixed block (33), a bolt rod (31) is rotatably connected to the other end of the second movable block (32), a groove (30) is formed in the other end of the second movable block (32), the groove (30) is matched with the bolt rod (31), and the first movable block (24) and the second movable block (32) are connected together through the bolt rod (31) and a nut; the other side of the second disk (28) is fixedly and symmetrically provided with an arc-shaped plate (34), and the arc-shaped plate (34) and the second disk (28) are both connected with the push plate (6);
the supporting mechanism (2) comprises a first bracket (7) and a second bracket (8), a first support plate (22) is fixedly installed at the top of the first support frame (7), two movable plates (21) are rotatably connected to the top of the first support plate (22) through a rotating shaft, a handle (20) is fixedly installed between the two movable plates (21), the handle (20) is connected with one end of the push rod (19) through a second rocker arm (23), the other end of the push rod (19) penetrates through the guide sleeve (14) and is connected with the sliding plate (18), the guide sleeve (14) is fixedly arranged at the top of the first support plate (22), the bottom of the sliding plate (18) is connected with the first support plate (22) through a sliding block and a sliding rail, the top of the sliding plate (18) is fixedly provided with a T-shaped plate (17), the end part of the T-shaped plate (17) is connected with one end of the L-shaped rod I (15), a limiting rod (16) is horizontally arranged on one side of the L-shaped rod I (15); a support plate II (9) is fixedly installed at the top of the support II (8), a cylinder I (10) is vertically installed on each of two sides of the bottom of the support plate II (9), a piston rod of the cylinder I (10) penetrates through the support plate II (9) to be rotatably connected with a pressing plate (12), two sides of the pressing plate (12) are connected with the support plate II (9) through a rocker arm I (11), the rocker arm I (11) is rotatably connected with the pressing plate (12) and the support plate II (9), a limiting groove for fixing a limiting rod (16) is formed in the bottom of the other end of the pressing plate (12), a placing plate (13) is fixedly installed at the top of the support plate II (9), and an arc-shaped groove for placing the limiting rod (16) is formed in the top of the placing plate (13); the top of the second support plate (9) is fixedly provided with a second L-shaped rod (45), and the second L-shaped rod (45) and the first L-shaped rod (15) are symmetrically arranged.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379717.0A CN111016116A (en) | 2019-12-27 | 2019-12-27 | High-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379717.0A CN111016116A (en) | 2019-12-27 | 2019-12-27 | High-strength ultramicro glass fiber cotton reinforced HDPE double-wall corrugated pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113201182A (en) * | 2021-05-26 | 2021-08-03 | 安徽杰蓝特新材料有限公司 | Heat-resistant reinforced HDPE double-wall corrugated pipe |
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| CN104371167A (en) * | 2014-11-05 | 2015-02-25 | 河南联塑实业有限公司 | Enhanced HDPE double-wall corrugated pipe and preparation method thereof |
| CN107286433A (en) * | 2017-07-20 | 2017-10-24 | 安徽杰蓝特新材料有限公司 | A kind of ultra micro glass cotton strengthens HDPE double-wall corrugated pipe forming methods |
| CN207077652U (en) * | 2017-07-20 | 2018-03-09 | 安徽杰蓝特新材料有限公司 | A kind of ultra micro glass fiber cotton strengthens HDPE tubing production equipment streamlines |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104371167A (en) * | 2014-11-05 | 2015-02-25 | 河南联塑实业有限公司 | Enhanced HDPE double-wall corrugated pipe and preparation method thereof |
| CN107286433A (en) * | 2017-07-20 | 2017-10-24 | 安徽杰蓝特新材料有限公司 | A kind of ultra micro glass cotton strengthens HDPE double-wall corrugated pipe forming methods |
| CN207077652U (en) * | 2017-07-20 | 2018-03-09 | 安徽杰蓝特新材料有限公司 | A kind of ultra micro glass fiber cotton strengthens HDPE tubing production equipment streamlines |
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| CN113201182A (en) * | 2021-05-26 | 2021-08-03 | 安徽杰蓝特新材料有限公司 | Heat-resistant reinforced HDPE double-wall corrugated pipe |
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