CN114379055B - Polyethylene double-wall corrugated pipe forming equipment - Google Patents
Polyethylene double-wall corrugated pipe forming equipment Download PDFInfo
- Publication number
- CN114379055B CN114379055B CN202111304795.1A CN202111304795A CN114379055B CN 114379055 B CN114379055 B CN 114379055B CN 202111304795 A CN202111304795 A CN 202111304795A CN 114379055 B CN114379055 B CN 114379055B
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- pipe
- wall
- filler
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- -1 Polyethylene Polymers 0.000 title claims abstract description 42
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 42
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000001105 regulatory effect Effects 0.000 claims abstract description 32
- 210000001503 joint Anatomy 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 6
- 239000000945 filler Substances 0.000 claims description 48
- 230000001502 supplementing effect Effects 0.000 claims description 42
- 238000003860 storage Methods 0.000 claims description 37
- 238000007789 sealing Methods 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 26
- 239000012530 fluid Substances 0.000 description 15
- 230000009471 action Effects 0.000 description 9
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000001802 infusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
Abstract
The invention relates to the technical field of double-wall corrugated pipe production, in particular to a polyethylene double-wall corrugated pipe forming device which enables the device to form a polyethylene double-wall corrugated pipe with an automatic repairing function; including platform, two slide rails, a plurality of moulds, two sets of liquid feeding system, multiunit temperature regulating system and a plurality of landing leg, the symmetry is installed two annular slide rails on the platform, a plurality of moulds respectively symmetrical slidable mounting is on two slide rails, a plurality of moulds closely arrange, a plurality of moulds are in the central line department butt joint combination of platform, the inside of mould is provided with filling mechanism and hole filling pipeline, two liquid feeding system installs on the platform, the output mechanism of two liquid feeding system respectively with the filling mechanism activity butt joint of a plurality of moulds on two slide rails, multiunit temperature regulating system mounting platform's up end is last, multiunit temperature regulating system is located the middle part at two slide rails, multiunit temperature regulating system and the rear side outer wall contact of a plurality of moulds, a plurality of landing leg are installed at the lower terminal surface of platform, a plurality of landing leg supporting platform.
Description
Technical Field
The invention relates to the technical field of double-wall corrugated pipe production, in particular to a polyethylene double-wall corrugated pipe forming device.
Background
The polyethylene double-wall corrugated pipe is a novel pipe with smooth inner wall and annular corrugated outer wall, which is produced by using high-density polyethylene as a main raw material through three processes of pipe forming, cutting and flaring, and is widely used in pipeline system engineering such as municipal drainage and sewage disposal, drainage and sewage disposal system engineering of apartments and residential communities, water conservancy system engineering such as factories, sewage treatment plants, garbage disposal plants and other public places, farmland, irrigation, water delivery and drainage and the like, underground water seepage pipe networks of golf courses, protective sleeves of underground pipelines and communication cable protective sleeves of underground pipelines, and the polyethylene double-wall corrugated pipe is often deeply buried underground, has severe environment and damage risk, is difficult to maintain and replace after damage, and needs an automatically repaired polyethylene double-wall corrugated pipe after damage at the moment so as to improve the reliability of the polyethylene double-wall corrugated pipe, and needs an automatically repaired polyethylene double-wall corrugated pipe forming device for producing the automatically repaired polyethylene double-wall corrugated pipe.
Disclosure of Invention
In order to solve the technical problems, the invention provides a polyethylene double-wall corrugated pipe forming device which enables the device to form a polyethylene double-wall corrugated pipe with an automatic repairing function.
The invention relates to a polyethylene double-wall corrugated pipe forming device which comprises a platform, two sliding rails, a plurality of dies, two groups of liquid adding systems, a plurality of groups of temperature regulating systems and a plurality of supporting legs, wherein the upper end surface of the platform is symmetrically provided with two annular sliding rails, the plurality of dies are respectively and symmetrically arranged on the two sliding rails in a sliding manner, the dies are closely arranged, the dies are in butt joint combination at the central line of the platform, the front part of the dies is provided with a forming die, the inside of the dies is provided with a filling mechanism and a hole supplementing pipeline, the bottom of the dies is in transmission connection with a driving mechanism on the platform, the two liquid adding systems are arranged on the platform, the output mechanisms of the two liquid adding systems are respectively and movably in butt joint with the filling mechanisms of the dies on the two sliding rails, the plurality of groups of temperature regulating systems are arranged on the upper end surface of the platform, the plurality of groups of temperature regulating systems are positioned in the middle of the two sliding rails, the plurality of groups of temperature regulating systems are in contact with the outer walls of the rear sides of the dies, the supporting legs are arranged on the lower end surface of the platform, and the supporting legs are used for supporting the platform; the method comprises the steps that a plurality of dies are in butt joint at the middle part of a platform, an external extruder extrudes molten polyethylene raw materials into a forming die of the butt-joint dies, and under the action of other auxiliary mechanisms, the outer wall of a polyethylene double-wall corrugated pipe is formed in a groove of the forming die of the dies, the inner wall of the polyethylene double-wall corrugated pipe is formed on the platform of the forming die of the dies, a filling space is formed between the inner wall and the outer wall, the extruder is connected with a hole supplementing pipeline of the dies, a certain amount of outer wall molten raw materials are injected into the hole supplementing pipeline of the dies by the extruder, the input ends of a liquid adding system are connected with an external self-supplementing liquid supply system, output mechanisms of the two liquid adding systems are respectively in movable butt joint with filling mechanisms of the dies on two sliding rails, and after filling is completed, filling holes formed on the outer wall of the double-wall corrugated pipe by the filling mechanisms of the dies are filled with the outer wall molten raw materials in the hole supplementing pipeline of the dies, a plurality of the dies in a butt-joint state are cooled by a plurality of temperature regulating systems, and a plurality of dies in a separated state are preheated by a plurality of dies in the hole supplementing pipeline of the dies, so that the polyethylene double-wall corrugated pipe can be horizontally supported by a plurality of support legs, and the polyethylene double-wall corrugated pipe can be formed by repairing the supporting platform.
Preferably, the mould further comprises a hole supplementing pipe, a liquid storage cavity, a heater, a filling cavity and a filler, wherein the hole supplementing pipe of the mould comprises the hole supplementing pipe and the liquid storage cavity, the hole supplementing pipe is arranged on the upper end face of the mould, a plurality of liquid storage cavities are arranged in the mould and are respectively positioned above grooves of a forming mould of the mould, the liquid storage cavities are communicated with the hole supplementing pipe, the heater is arranged on the outer wall of the liquid storage cavities, the filling cavity is further arranged in the mould, the filler is movably arranged in the filling cavity, a plurality of lower ports of the filling cavity are respectively communicated with a plurality of grooves of the forming mould of the mould, the output ends of the filler respectively extend out of a plurality of lower ports of the filling cavity, the output ends of the liquid storage cavities are respectively communicated with the output ports of the filling cavity, and when the filler is in a low position, the output ends of the filler seal the output ports of the liquid storage cavities; the extruder injects a certain amount of outer wall melting raw materials into the hole filling pipe, the raw materials enter a plurality of liquid storage cavities through the hole filling pipe to be stored and heated by a heater so that the raw materials are kept in a molten state, after the automatic repairing liquid is injected into the filling space of the double-wall corrugated pipe by the filler, the filler ascends, the output end of the filler ascends synchronously, the output end of the filler is separated from the output ports of the liquid storage cavities, the melting outer wall raw materials in the liquid storage cavities enter a groove of a forming die of the die through the output ports of the liquid storage cavities and the output ports of the filling cavities, and the melting outer wall raw materials repair self-repairing liquid filling holes of the outer wall of the corrugated pipe so as to improve the outer wall strength of the double-wall corrugated pipe.
Preferably, the filler further comprises a filling square tube, a sealing strip, a support plate, a puncture needle and a spring, wherein the filler is provided with a main body and the spring, a filling cavity is formed in the main body, a feeding hole is formed in the upper end face of the main body, the filling square tube is arranged on the feeding hole, the sealing strip is arranged on the upper end face of the filling square tube, the support plate is arranged on the inner wall of the filling square tube, the upper end of the support plate extends out of the upper end face of the sealing strip, a plurality of puncture needles are arranged at the lower end of the main body and are respectively provided with a discharge hole, the plurality of puncture needles extend out of a forming die groove of a die through a plurality of output ends of the filling cavity, the plurality of puncture needles respectively seal output ends of a plurality of liquid storage cavities, the springs are arranged at the bottom of the main body, the main body and the filling square tube are slidably arranged in the filling cavity, the lower end of the spring is connected with the bottom of the filling cavity, and the filling square tube is movably butted with the output end of the liquid adding system; when the output end of the filling square tube is movably abutted with the output end of the liquid adding system, the output end of the liquid adding system compresses the main body of the filling square tube and the filler downwards, a plurality of needles pierce the outer wall of the double-wall corrugated tube and extend into the filling space, the liquid adding system injects self-supplementing liquid into the filling space through the filling cavity inside the filling square tube and the main body and the discharging holes of the needles, the output end of the liquid adding system is separated from the filling square tube and the sealing strip after filling is finished, the main body of the filler is lifted by the springs, the needles are separated from the outer wall of the double-arm corrugated tube, the needles are separated from the output openings of the liquid storage cavities, and the molten outer wall raw materials in the liquid storage cavities repair the outer walls of the corrugated tubes of the needles, so that automatic repairing is realized after automatic filling.
Preferably, the liquid adding system further comprises a support, rollers, a driving motor, a filling ring pipe, filling branch pipes, a one-way plate and a sealing baffle strip, wherein the lower end of the support is arranged on the upper end face of the platform, the two rollers are respectively rotatably arranged at the two ends of the support, the driving motor is arranged on the outer wall of the support, an output shaft of the driving motor is in concentric transmission connection with one roller, the filling ring pipe is sleeved on the two rollers, a plurality of filling branch pipes are uniformly arranged on the outer wall of the rollers, the inner walls of the plurality of filling branch pipes are provided with the one-way plate, one end of the sealing baffle strip is rotatably arranged on the inner wall of the filling branch pipe, the one-way plate limits and blocks the other end of the sealing baffle strip, and the one-way plate is matched with the sealing baffle strip to seal the filling branch pipes; the input end of the filling ring pipe is connected with an external self-supplementing liquid supply system, the driving motor drives the two rollers to rotate, the filling ring pipe rotates along with the two rollers, the filling branch pipes rotate along with the filling ring pipe, the filling branch pipes are sequentially in butt joint with the filling square pipes, the sealing strips are tightly attached to the inner walls of the filling branch pipes, the support plates lift the one-way plates to separate the one-way plates from the sealing baffle strips, self-supplementing liquid enters the filling square pipes and the filling cavity of the filler through the openings of the one-way plates and the sealing baffle strips, the filling branch pipes are separated from the filling square pipes after filling is completed, the one-way plates are tightly pressed on the sealing baffle strips under the self-supplementing liquid pressure effect in the filling ring pipe, and the sealing baffle strips and the one-way plates are matched to seal the filling branch pipes, so that the self-supplementing liquid is automatically filled.
Preferably, the automatic liquid supplementing device further comprises a right-angle rotary joint, a self-liquid supplementing connecting pipe, a tightening wheel and a linear rotary joint, wherein the right-angle rotary joint is rotatably arranged at the input end of the filling ring pipe, the output end of the self-liquid supplementing connecting pipe is connected with the right-angle rotary joint, the input end of the self-liquid supplementing connecting pipe is wound on the tightening wheel, the tightening wheel is rotatably arranged on the bracket, a winding spring is arranged in the tightening wheel, and the output end of the self-liquid supplementing connecting pipe extends out of the middle part of the tightening wheel and is provided with the linear rotary joint; the straight line rotary joint is communicated with an external self-fluid infusion supply system, the tightening wheel tightens the output end of the self-fluid infusion connection pipe properly, the right-angle rotary joint follows the filling ring pipe to rotate along the two rollers, the tightening wheel enables the output end of the self-fluid infusion connection pipe to maintain a certain tightening force under the action of the winding spring, the self-fluid infusion connection pipe is prevented from being intertwined and disordered, and the reliability of the equipment is improved.
Preferably, the temperature regulating system further comprises a water tank and a water pipe, wherein the water tank is close to the outer walls of the rear sides of the plurality of molds, one end of the water pipe is communicated with the bottom of the water tank, and the other end of the water pipe extends out of the platform; the external cold water system and the hot water system are respectively connected through the water pipes, so that the water tanks respectively cool down and cool down the multiple butted molds, and meanwhile, the separate molds are preheated by the additional water tanks, and the corrugated pipe forming efficiency is improved.
Preferably, the support leg further comprises a sleeve, a screw rod and a foot plate, wherein the sleeve is arranged on the lower end face of the platform, the screw rod is rotationally and spirally connected in the sleeve, and the foot plate is arranged at the lower end of the screw rod; the screw rod is enabled to extend and shorten along the sleeve by rotating the screw rod, so that the upper end surface level of the platform is adjusted, and the equipment forming precision is improved.
Compared with the prior art, the invention has the beneficial effects that: the method comprises the steps that a plurality of dies are in butt joint at the middle part of a platform, an external extruder extrudes molten polyethylene raw materials into a forming die of the butt-joint dies, and under the action of other auxiliary mechanisms, the outer wall of a polyethylene double-wall corrugated pipe is formed in a groove of the forming die of the dies, the inner wall of the polyethylene double-wall corrugated pipe is formed on the platform of the forming die of the dies, a filling space is formed between the inner wall and the outer wall, the extruder is connected with a hole supplementing pipeline of the dies, a certain amount of outer wall molten raw materials are injected into the hole supplementing pipeline of the dies by the extruder, the input ends of a liquid adding system are connected with an external self-supplementing liquid supply system, output mechanisms of the two liquid adding systems are respectively in movable butt joint with filling mechanisms of the dies on two sliding rails, and after filling is completed, filling holes formed on the outer wall of the double-wall corrugated pipe by the filling mechanisms of the dies are filled with the outer wall molten raw materials in the hole supplementing pipeline of the dies, a plurality of the dies in a butt-joint state are cooled by a plurality of temperature regulating systems, and a plurality of dies in a separated state are preheated by a plurality of dies in the hole supplementing pipeline of the dies, so that the polyethylene double-wall corrugated pipe can be horizontally supported by a plurality of support legs, and the polyethylene double-wall corrugated pipe can be formed by repairing the supporting platform.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the configuration of the filling system and the mold;
FIG. 4 is a schematic cross-sectional view of a mold;
FIG. 5 is an enlarged schematic view of the filler;
FIG. 6 is a schematic structural view of a connection of a filling branch pipe and a filling square pipe;
FIG. 7 is an enlarged schematic view of the connection of the filling branch pipe and the filling square pipe;
the reference numerals in the drawings: 1. a platform; 2. a slide rail; 3. a mold; 4. a liquid adding system; 5. a temperature regulating system; 6. a support leg; 7. hole supplementing pipe; 8. a liquid storage cavity; 9. a heater; 10. filling the chamber; 11. a filler; 12. filling square tubes; 13. a sealing strip; 14. a support plate; 15. a needle; 16. a spring; 17. a bracket; 18. a roller; 19. a driving motor; 20. filling the annular pipe; 21. filling the branch pipes; 22. a unidirectional plate; 23. sealing the stop strip; 24. a right angle swivel; 25. a self-fluid-supplementing connecting pipe; 26. a pinch roller; 27. a linear rotary joint; 28. a water tank; 29. a water pipe.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. This invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
The utility model provides a polyethylene double-wall corrugated pipe forming equipment, which comprises a platform 1, two slide rails 2, a plurality of moulds 3, two sets of liquid feeding system 4, multiunit temperature regulating system 5 and a plurality of landing leg 6, two annular slide rails 2 are installed to the up end symmetry of platform 1, a plurality of moulds 3 are respectively symmetrical slidable mounting on two slide rails 2, a plurality of moulds 3 are closely arranged, a plurality of moulds 3 are in butt joint combination in the central line department of platform 1, the front portion of mould 3 is provided with the moulded die, the inside of mould 3 is provided with filling mechanism and hole filling pipeline, the bottom of mould 3 is connected with the actuating mechanism transmission on platform 1, two liquid feeding system 4 are installed on platform 1, the output mechanism of two liquid feeding system 4 respectively with the packing mechanism activity butt joint of a plurality of moulds 3 on two slide rails 2, multiunit temperature regulating system 5 is installed on the up end of platform 1, multiunit temperature regulating system 5 is located in the middle part of two slide rails 2, multiunit temperature regulating system 5 and the rear side outer wall contact of a plurality of moulds 3, a plurality of landing leg 6 are installed at the lower terminal surface of platform 1, a plurality of landing leg 6 support platform 1; the multiple dies 3 are butt jointed in the middle of the platform 1, an external extruder extrudes molten polyethylene raw materials into a forming die of the butt jointed dies 3, and under the action of other auxiliary mechanisms, the outer wall of the polyethylene double-wall corrugated pipe is formed in a groove of the forming die of the dies 3, the inner wall of the polyethylene double-wall corrugated pipe is formed on the platform of the forming die of the dies 3, a filling space is formed between the inner wall and the outer wall, the extruder is connected with a hole filling pipeline of the dies 3, a certain amount of outer wall molten raw materials are injected into the hole filling pipeline of the dies 3 by the extruder, the input end of the liquid adding system 4 is connected with an external self-filling liquid supply system, the output mechanisms of the two liquid adding systems 4 are respectively movably butted with the filling mechanisms of the plurality of moulds 3 on the two slide rails 2, and the self-supplementing liquid is injected into a filling space between the inner wall and the outer wall by the filling mechanisms of the moulds 3 by the output mechanisms of the liquid adding systems 4, after filling is finished, filling holes formed by the filling mechanisms of the moulds 3 on the outer wall of the double-wall corrugated pipe are filled by the outer wall melting raw materials in the hole supplementing pipeline of the moulds 3, the plurality of moulds 3 in the butted state are cooled by the plurality of temperature regulating systems 5, the plurality of moulds 3 in the separated state are preheated by the plurality of temperature regulating systems 5, the platform 1 is horizontally supported by the plurality of supporting legs 6, and the equipment can form the polyethylene double-wall corrugated pipe with an automatic repairing function.
Example 2
The utility model provides a polyethylene double-wall corrugated pipe forming equipment, which comprises a platform 1, two slide rails 2, a plurality of moulds 3, two sets of liquid feeding system 4, multiunit temperature regulating system 5 and a plurality of landing leg 6, two annular slide rails 2 are installed to the up end symmetry of platform 1, a plurality of moulds 3 are respectively symmetrical slidable mounting on two slide rails 2, a plurality of moulds 3 are closely arranged, a plurality of moulds 3 are in butt joint combination in the central line department of platform 1, the front portion of mould 3 is provided with the moulded die, the inside of mould 3 is provided with filling mechanism and hole filling pipeline, the bottom of mould 3 is connected with the actuating mechanism transmission on platform 1, two liquid feeding system 4 are installed on platform 1, the output mechanism of two liquid feeding system 4 respectively with the packing mechanism activity butt joint of a plurality of moulds 3 on two slide rails 2, multiunit temperature regulating system 5 is installed on the up end of platform 1, multiunit temperature regulating system 5 is located in the middle part of two slide rails 2, multiunit temperature regulating system 5 and the rear side outer wall contact of a plurality of moulds 3, a plurality of landing leg 6 are installed at the lower terminal surface of platform 1, a plurality of landing leg 6 support platform 1; the mold 3 further comprises a hole supplementing pipe 7, a liquid storage cavity 8, a heater 9, a filling cavity 10 and a filler 11, wherein the hole supplementing pipeline of the mold 3 comprises the hole supplementing pipe 7 and the liquid storage cavity 8, the hole supplementing pipe 7 is arranged on the upper end face of the mold 3, a plurality of liquid storage cavities 8 are arranged in the mold 3 and are respectively positioned above grooves of a forming die of the mold 3, the liquid storage cavities 8 are communicated with the hole supplementing pipe 7, the heater 9 is arranged on the outer walls of the liquid storage cavities 8, the filling cavity 10 is further arranged in the mold 3, the filler 11 is movably arranged in the filling cavity 10, a plurality of lower ports of the filling cavity 10 are respectively communicated with a plurality of grooves of the forming die of the mold 3, the output end of the filler 11 respectively extends out of a plurality of lower ports of the filling cavity 10, the output ports of the liquid storage cavities 8 are respectively communicated with the output ports of the filling cavity 10, and when the filler 11 is in a low position, the output end of the filler 11 seals the output ports of the liquid storage cavities 8; the filler 11 further comprises a filler square tube 12, a sealing strip 13, a support plate 14, a pricking needle 15 and a spring 16, wherein the filler 11 is provided with a main body and the spring 16, a filling cavity is formed in the main body, a feeding hole is formed in the upper end face of the main body, the filler square tube 12 is installed on the feeding hole, the sealing strip 13 is arranged on the upper end face of the filler square tube 12, the support plate 14 is installed on the inner wall of the filler square tube 12, the upper end of the support plate 14 extends out of the upper end face of the sealing strip 13, a plurality of pricking needles 15 are arranged at the lower end of the main body, the plurality of pricking needles 15 extend out of forming die grooves of the die 3 respectively through a plurality of output ends of the filling cavity 10, the plurality of pricking needles 15 respectively seal output openings of the plurality of liquid storage cavities 8, the plurality of springs 16 are installed at the bottom of the main body, the main body and the filler square tube 12 are slidably installed in the filling cavity 10, the lower end of the spring 16 is connected with the bottom of the filling cavity 10, and the filler square tube 12 is movably abutted with the output ends of the liquid feeding system 4; the extruder pours into a certain amount of outer wall melting raw materials into hole filling pipe 7, the raw materials enter into a plurality of liquid storage cavities 8 through hole filling pipe 7 and are heated through heater 9 to make the raw materials keep molten state, when filling square pipe 12 and the output end of liquid feeding system 4 are movably docked, the output end of liquid feeding system 4 compresses the main body of filling square pipe 12 and filler 11 downwards, a plurality of needles 15 pierce the outer wall of double-wall corrugated pipe and stretch into the filling space, liquid feeding system 4 pours self-replenishing liquid into the filling space through filling square pipe 12 and the inside filling cavity of main body and the discharge holes of a plurality of needles 15, after filling is completed, the output end of liquid feeding system 4 is separated from filling square pipe 12 and sealing strip 13, a plurality of springs 16 lift the main body of filler 11 to make a plurality of needles 15 separate from the outer wall of double-arm corrugated pipe, simultaneously make a plurality of needles 15 separate from the output port of a plurality of liquid storage cavities 8, and the molten outer wall raw materials in a plurality of repairing cavities 8 break the outer wall of corrugated pipe walls of needles 15, and realize automatic repairing liquid storage after automatic filling.
Example 3
The utility model provides a polyethylene double-wall corrugated pipe forming equipment, which comprises a platform 1, two slide rails 2, a plurality of moulds 3, two sets of liquid feeding system 4, multiunit temperature regulating system 5 and a plurality of landing leg 6, two annular slide rails 2 are installed to the up end symmetry of platform 1, a plurality of moulds 3 are respectively symmetrical slidable mounting on two slide rails 2, a plurality of moulds 3 are closely arranged, a plurality of moulds 3 are in butt joint combination in the central line department of platform 1, the front portion of mould 3 is provided with the moulded die, the inside of mould 3 is provided with filling mechanism and hole filling pipeline, the bottom of mould 3 is connected with the actuating mechanism transmission on platform 1, two liquid feeding system 4 are installed on platform 1, the output mechanism of two liquid feeding system 4 respectively with the packing mechanism activity butt joint of a plurality of moulds 3 on two slide rails 2, multiunit temperature regulating system 5 is installed on the up end of platform 1, multiunit temperature regulating system 5 is located in the middle part of two slide rails 2, multiunit temperature regulating system 5 and the rear side outer wall contact of a plurality of moulds 3, a plurality of landing leg 6 are installed at the lower terminal surface of platform 1, a plurality of landing leg 6 support platform 1; the liquid adding system 4 further comprises a support 17, rollers 18, a driving motor 19, a filling ring pipe 20, filling branch pipes 21, a one-way plate 22 and sealing stop bars 23, wherein the lower end of the support 17 is arranged on the upper end face of the platform 1, the two rollers 18 are respectively and rotatably arranged at two ends of the support 17, the driving motor 19 is arranged on the outer wall of the support 17, an output shaft of the driving motor 19 is in concentric transmission connection with one roller 18, the filling ring pipe 20 is sleeved on the two rollers 18, the outer wall of the roller 18 is uniformly provided with the plurality of filling branch pipes 21, the inner walls of the plurality of filling branch pipes 21 are provided with one-way plates 22, one end of each sealing stop bar 23 is rotatably arranged on the inner wall of each filling branch pipe 21, the other end of each sealing stop bar 23 is limited by the one-way plate 22, and the one-way plate 22 is matched with the sealing stop bars 23 to seal the filling branch pipes 21; the device comprises a filling ring pipe 20, a right-angle rotary joint 24, a self-fluid supplementing connecting pipe 25, a tightening wheel 26 and a linear rotary joint 27, wherein the right-angle rotary joint 24 is rotatably installed at the input end of the filling ring pipe 20, the output end of the self-fluid supplementing connecting pipe 25 is connected with the right-angle rotary joint 24, the input end of the self-fluid supplementing connecting pipe 25 is wound on the tightening wheel 26, the tightening wheel 26 is rotatably installed on a bracket 17, a winding spring is arranged inside the tightening wheel 26, and the output end of the self-fluid supplementing connecting pipe 25 extends out of the middle part of the tightening wheel 26 and is provided with the linear rotary joint 27; the linear rotary joint 27 is communicated with an external self-fluid supplementing supply system, the tightening wheel 26 is used for tightening the output end of the self-fluid supplementing connecting pipe 25 appropriately, the right-angle rotary joint 24 is used for following the filling annular pipe 20 to rotate along the two rollers 18, the tightening wheel 26 is used for keeping a certain tension force at the output end of the self-fluid supplementing connecting pipe 25 under the action of a winding spring, the self-fluid supplementing connecting pipe 25 is prevented from being wound around each other in disorder, the driving motor 19 is used for driving the two rollers 18 to rotate, the filling annular pipe 20 is used for following the two rollers 18 to rotate, the filling branch pipe 21 is used for following the filling annular pipe 20 to rotate, the filling branch pipes 21 are sequentially butted with the filling square pipe 12, the sealing strip 13 is tightly attached to the inner wall of the filling branch pipe 21, the support plate 14 is used for lifting the one-way plate 22, the one-way plate 22 is separated from the sealing baffle 23, the self-fluid supplementing is separated from the filling square pipe 12 and the filling cavity of the filler 11 through the opening of the one-way plate 22 and the sealing baffle 23, the one-way plate 22 is pressed on the sealing baffle 23 under the action of self-fluid supplementing pressure inside the filling annular pipe 20, and the self-fluid supplementing is automatically sealed by matching the sealing baffle 21.
As shown in fig. 1 to 7, in operation, a polyethylene double-wall corrugated pipe molding apparatus of the present invention is provided, in which a plurality of molds 3 are butted at the middle of a platform 1, an external extruder extrudes molten polyethylene raw material into a forming mold of the butted molds 3, and under the action of other auxiliary mechanisms, the outer wall of the polyethylene double-wall corrugated pipe is molded in a groove of the forming mold of the molds 3, the inner wall of the polyethylene double-wall corrugated pipe is molded on the platform of the forming mold of the molds 3, a filling space is formed between the inner wall and the outer wall, then the extruder injects a certain amount of outer wall molten raw material into a hole compensating pipe 7, the raw material is stored in a plurality of liquid storage cavities 8 through the hole compensating pipe 7 and heated by a heater 9 to keep the raw material in a molten state, then a linear rotary joint 27 is communicated with an external self-compensating liquid supply system, the tightening wheel 26 tightens the output end of the self-fluid-supplementing connecting pipe 25 properly, the right-angle rotary joint 24 follows the filling ring pipe 20 to rotate along the two rollers 18, the tightening wheel 26 keeps a certain tightening force on the output end of the self-fluid-supplementing connecting pipe 25 under the action of the rolling spring, the driving motor 19 drives the two rollers 18 to rotate, the filling ring pipe 20 follows the two rollers 18 to rotate, the filling branch pipe 21 follows the filling ring pipe 20 to rotate, the filling branch pipes 21 are in butt joint with the filling square pipes 12 in sequence, the sealing strip 13 is tightly attached to the inner wall of the filling branch pipe 21, the support plate 14 lifts the one-way plate 22 to separate the one-way plate 22 from the sealing baffle strip 23, the filling branch pipe 21 compresses the main bodies of the filling square pipes 12 and the filler 11 downwards, the plurality of pricking needles 15 pierce the outer wall of the double-wall corrugated pipe to extend into the filling space, the self-replenishing liquid enters the filling square tube 12 and the filling cavity of the filler 11 through the openings of the one-way plate 22 and the sealing baffle strip 23 and the discharge holes of the plurality of needles 15 to be injected into the filling space, the filling branch tube 21 is separated from the filling square tube 12 after filling is completed, the one-way plate 22 is pressed on the sealing baffle strip 23 under the action of the self-replenishing liquid pressure in the filling ring tube 20, the sealing baffle strip 23 and the one-way plate 22 cooperate to seal the filling branch tube 21, the plurality of springs 16 push the filler 11 to ascend, the output end of the filler 11 ascends synchronously, the output end of the filler 11 is separated from the output ports of the plurality of liquid storage cavities 8, the raw materials of the molten outer wall in the liquid storage cavities 8 enter the grooves of the forming die of the dies 3 through the output ports of the liquid storage cavities 8 and the output ports of the filling cavities 10, the self-replenishing liquid filling holes of the outer walls of the corrugated tubes are repaired by the raw materials of the molten outer wall, finally the plurality of the temperature regulating systems 5 cool the dies 3 in a butt joint state, the plurality of temperature regulating systems 5 preheat the dies 3 in a separated state, and the platform 1 is horizontally supported by the plurality of support legs 6.
The main functions realized by the invention are as follows: the equipment can form a polyethylene double-wall corrugated pipe with an automatic repairing function.
The polyethylene double-wall corrugated pipe forming equipment has the advantages that the installation mode, the connection mode or the setting mode of the equipment are common mechanical modes, and the equipment can be implemented as long as the beneficial effects of the equipment can be achieved; the platform 1, the sliding rail 2, the die 3, the supporting legs 6, the heater 9, the spring 16, the roller 18, the driving motor 19, the right-angle rotary joint 24, the tightening wheel 26, the water tank 28 and the water pipe 29 of the polyethylene double-wall corrugated pipe forming equipment are purchased in the market, and a person skilled in the art only needs to install and operate according to the attached using instruction without creative labor of the person skilled in the art.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (4)
1. The utility model provides a polyethylene double-wall corrugated pipe forming equipment, a serial communication port, including platform (1), two slide rails (2), a plurality of mould (3), two sets of liquid feeding system (4), multiunit temperature regulating system (5) and a plurality of landing leg (6), two annular slide rails (2) are installed to the up end symmetry of platform (1), a plurality of mould (3) are respectively symmetrical slidable mounting on two slide rails (2), a plurality of mould (3) closely arrange, a plurality of mould (3) butt joint combination in the central line department of platform (1), the front portion of mould (3) is provided with the moulded die, the inside of mould (3) is provided with filling mechanism and hole filling pipeline, the bottom of mould (3) is connected with the actuating mechanism transmission on platform (1), two liquid feeding system (4) are installed on platform (1), the output mechanism of two liquid feeding system (4) respectively with the packing mechanism activity butt joint of a plurality of mould (3) on two slide rails (2), multiunit temperature regulating system (5) are installed on the up end face of platform (1), multiunit temperature regulating system (5) are located at the middle part (2) and are at the terminal surface of a plurality of landing leg (6) after installing in contact with multiunit temperature regulating system (1), a plurality of legs (6) supporting the platform (1); the mold (3) further comprises a hole supplementing pipe (7), a liquid storage cavity (8), a heater (9), a filling cavity (10) and a filler (11), wherein the hole supplementing pipeline of the mold (3) comprises the hole supplementing pipe (7) and the liquid storage cavity (8), the hole supplementing pipe (7) is arranged on the upper end face of the mold (3), a plurality of liquid storage cavities (8) are arranged in the mold (3), the liquid storage cavities (8) are respectively arranged above grooves of a forming mold of the mold (3), the liquid storage cavities (8) are communicated with the hole supplementing pipe (7), the heater (9) is arranged on the outer wall of the liquid storage cavities (8), the filling cavity (10) is further arranged in the mold (3), the filler (11) is movably arranged in the filling cavity (10), a plurality of lower ports of the filling cavity (10) are respectively communicated with a plurality of grooves of a forming mold of the mold (3), the output ends of the filler (11) respectively extend out of the lower ports of the filling cavity (10), the output ports of the liquid storage cavities (8) are respectively communicated with the output ports of the filling cavity (10), and the output ports (11) of the filling cavity (11) are respectively communicated with the output ports of the filling cavity (11) at the lower positions; the filler (11) further comprises a filler square tube (12), a sealing strip (13), a support plate (14), a pricking needle (15) and a spring (16), wherein the filler (11) is provided with a main body and the spring (16), a filling cavity is formed in the main body, the upper end face of the main body is provided with a feeding hole, the filler square tube (12) is arranged on the feeding hole, the sealing strip (13) is arranged on the upper end face of the filler square tube (12), the support plate (14) is arranged on the inner wall of the filler square tube (12), the upper end of the support plate (14) extends out of the upper end face of the sealing strip (13), a plurality of pricking needles (15) are arranged at the lower end of the main body, the pricking needles (15) extend out of a forming die groove of the die (3) respectively through a plurality of the filling cavity (10), the pricking needles (15) seal an output port of the plurality of the filling cavity (8) respectively, the springs (16) are arranged at the bottom of the main body, the main body and the filler square tube (12) are slidably arranged in the filling cavity (10), and the lower end of the spring (16) is connected with the bottom of the filler square tube (10) in a butt joint mode with the movable liquid filling system (4); the liquid feeding system (4) still includes support (17), running roller (18), driving motor (19), fill ring canal (20), fill branch pipe (21), one-way board (22) and sealed shelves strip (23), the lower extreme of support (17) is installed on the up end of platform (1), two running roller (18) rotate respectively and install the both ends at support (17), driving motor (19) are installed on the outer wall of support (17), the output shaft of driving motor (19) is connected with the concentric transmission of a running roller (18), fill ring canal (20) suit on two running roller (18), evenly install a plurality of fill branch pipes (21) on the outer wall of running roller (18), all install one-way board (22) on the inner wall of a plurality of fill branch pipes (21), one-way board (23) one end rotation is installed on the inner wall of filling branch pipe (21), one-way board (22) is spacing the blocking of the other end of sealed shelves strip (23), one-way board (22) cooperation is sealed with sealed shelves strip (23) with filling branch pipe (21).
2. The polyethylene double-wall corrugated pipe forming equipment according to claim 1, further comprising a right-angle rotary joint (24), a self-fluid-supplementing connecting pipe (25), a tightening wheel (26) and a linear rotary joint (27), wherein the right-angle rotary joint (24) is rotatably installed at the input end of the filling ring pipe (20), the output end of the self-fluid-supplementing connecting pipe (25) is connected with the right-angle rotary joint (24), the input end of the self-fluid-supplementing connecting pipe (25) is wound on the tightening wheel (26), the tightening wheel (26) is rotatably installed on the support (17), a winding spring is arranged inside the tightening wheel (26), and the middle part of the tightening wheel (26) extends out of the output end of the self-fluid-supplementing connecting pipe (25) and the linear rotary joint (27) is installed.
3. A polyethylene double-wall bellows molding apparatus as claimed in claim 1, wherein the temperature adjusting system (5) further comprises a water tank (28) and a water pipe (29), the water tank (28) being close to the rear outer walls of the plurality of molds (3), one end of the water pipe (29) being communicated with the bottom of the water tank (28), and the other end of the water pipe (29) extending outside the platform (1).
4. A polyethylene double-wall bellows forming apparatus as claimed in claim 1, characterized in that the leg (6) further comprises a sleeve, a screw and a footdisc, the sleeve being mounted on the lower end face of the platform (1), the screw being screwed into the sleeve, the footdisc being mounted at the lower end of the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111304795.1A CN114379055B (en) | 2021-11-05 | 2021-11-05 | Polyethylene double-wall corrugated pipe forming equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111304795.1A CN114379055B (en) | 2021-11-05 | 2021-11-05 | Polyethylene double-wall corrugated pipe forming equipment |
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| CN114379055A CN114379055A (en) | 2022-04-22 |
| CN114379055B true CN114379055B (en) | 2024-02-27 |
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