CN117283849A - Plastic tubing processingequipment - Google Patents
Plastic tubing processingequipment Download PDFInfo
- Publication number
- CN117283849A CN117283849A CN202311369903.2A CN202311369903A CN117283849A CN 117283849 A CN117283849 A CN 117283849A CN 202311369903 A CN202311369903 A CN 202311369903A CN 117283849 A CN117283849 A CN 117283849A
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- Prior art keywords
- pipe
- extrusion
- rubber sleeve
- shaft
- extrusion tank
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- 239000004033 plastic Substances 0.000 title claims abstract description 45
- 238000001125 extrusion Methods 0.000 claims abstract description 96
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 238000003754 machining Methods 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 abstract description 9
- 238000003672 processing method Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 description 18
- 230000008859 change Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 11
- 239000000498 cooling water Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000009757 thermoplastic moulding Methods 0.000 description 1
Classifications
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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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow 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
- B29C48/03—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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of plastic pipe processing, and discloses a plastic pipe processing device which comprises a base, wherein an extrusion tank is fixedly arranged at the top end of the base, a feeding funnel is fixedly communicated with the top end of the extrusion tank close to the rear end, a heating pipe is arranged at the joint of the feeding funnel and the extrusion tank, and a main shaft is movably arranged in the extrusion tank. According to the invention, the traditional inner wall die with fixed size is converted into the flexible rubber sleeve, the compressed air is injected in different directions, the tension is applied to the inner side surface of the rubber sleeve and the tension is applied to the inner side surface of the rubber sleeve through the linkage action of the adjusting component, so that the rubber sleeve is correspondingly contracted and expanded, the whole diameter of the rubber sleeve is changed, the adjustment of the wall thickness of the pipe is realized, the problem that the traditional processing method needs to replace different dies is avoided, the stepless adjustment of the thickness of the pipe wall can be realized within a certain range without the need of replacing the dies, and the whole processing efficiency is remarkably improved.
Description
Technical Field
The invention belongs to the technical field of plastic pipe processing, and particularly relates to a plastic pipe processing device.
Background
Plastic pipes are generally manufactured by extrusion processing of synthetic resins, i.e. polyesters, as raw materials, with the addition of stabilizers, lubricants, plasticizers, etc. in a "plastic" manner in a pipe making machine. The pipe is mainly used as a pipeline for a tap water supply system of a house building, a sanitary pipe for drainage, exhaust and pollution discharge, an underground drainage pipe system, a rainwater pipe, a threading pipe for wire installation and assembly, and the like. Plastic pipes are generally made of PVC particles as raw materials, and currently common plastic pipes are mainly made by extrusion molding, and extrusion molding is generally performed on plastic pipes by an extrusion molding machine during processing.
The extrusion forming mode of conventional plastic tubing is for sending into the inside of extrusion jar after melting the raw materials with heating to realize the extrusion of raw materials and send it to discharge gate department through extrusion screw's rotation, set up the shaping that can accomplish the plastic tubing in discharge gate department this moment corresponding size mould, the plastic tubing after the shaping can accomplish the cooling shaping process after cooling off through cooling device, but in actual course of working, when the external diameter of plastic tubing is the same, need change the internal diameter of plastic tubing and then need change not unidimensional mould when changing pipe wall thickness, the internal diameter restriction mould of extruder front end its size can't change promptly, be difficult to process the plastic pipe spare of different wall thicknesses, machining efficiency is lower.
In the process of processing the plastic pipe, as the thermoplastic molding is used, the surface temperature of the plastic pipe after the processing is finished is processed, and the hardness of the plastic pipe is lower, a cooling procedure is usually arranged after the extrusion molding of the plastic pipe is finished, a spray head is generally arranged at the top end of the plastic pipe at equal intervals in the cooling procedure of the plastic pipe in the prior art, cold water is sprayed out to realize the surface of the plastic pipe, but the cooling method can only cool the top end of the outer side surface of the plastic pipe, the inner side surface of the plastic pipe cannot be cooled directly, a longer cooling channel is required to be arranged to realize the cooling process of the plastic pipe, and the cooling efficiency is lower.
Disclosure of Invention
The invention aims to provide a plastic pipe processing device which solves the problems in the background technology.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a plastic tubing processingequipment, includes the base, the top fixed mounting of base has the extrusion jar, the top fixed intercommunication that the extrusion jar is close to the rear end has the pan feeding funnel, the heating pipe is installed to the junction of pan feeding funnel and extrusion jar, the inside movable mounting of extrusion jar has the main shaft, the front end fixed mounting of main shaft has the back shaft that is located the extrusion jar inside, the interior extrusion subassembly that is located extrusion jar discharge end is installed to the front of back shaft, the front end fixed mounting of interior extrusion subassembly has the link, the front end fixed mounting of link has the water-cooling tube, interior extrusion subassembly is rotatory relatively to the extrusion jar, interior extrusion subassembly includes the rubber sleeve, the rubber sleeve is made for flexible rubber, the mid-mounting of rubber sleeve inner chamber has adjusting part, the mid-mounting of rubber sleeve front end has the equipment sleeve, the middle part movable mounting of equipment sleeve inner chamber has the regulating spindle, the lateral surface of regulating spindle has fixedly cup jointed the impeller, the impeller is rotatory through the relative equipment sleeve of regulating spindle, the back of regulating spindle runs through the rubber sleeve inner chamber and is connected with between the front and the adjusting part of adjusting part.
Before using, can place the material that processes the plastic tubing and use in the pan feeding funnel and open the heating pipe simultaneously and heat the raw materials, need switch on the power of this device simultaneously to the pipe fitting size that needs processing carries out the adaptability adjustment to the device.
As a further technical scheme of the invention, the outer side surface of the main shaft is fixedly sleeved with the spiral blade positioned in the extrusion tank, and the main shaft rotates relative to the extrusion tank. The rear end of the extrusion tank is fixedly provided with a mounting seat, the inner side surface of the mounting seat is fixedly provided with a motor, and the rear end of the main shaft penetrates through the rear end of the extrusion tank and is connected with an output shaft of the motor.
The inside that the raw materials after accomplishing the heating took place to melt and get into the extrusion jar, accessible start the motor can drive the main shaft rotatory this moment, and helical blade of main shaft lateral surface rotates thereupon and extrudeed the raw materials after melting this moment, drives its forward running simultaneously, and the raw materials after melting this moment can be derived through the discharge gate of extrusion jar to act on the extrusion of accomplishing the pipe wall through the clearance between the two between the discharge gate of extrusion jar and the lateral surface of interior extrusion subassembly, accomplish the shaping of pipe fitting.
As a further technical scheme of the invention, the top end of the equipment sleeve is fixedly communicated with an air inlet valve, the bottom end of the equipment sleeve is fixedly communicated with an exhaust valve, and one end of the air inlet valve, which is far away from the equipment sleeve, is communicated with an air storage pipe.
As a further technical scheme of the invention, the middle part of the front surface of the equipment sleeve is fixedly provided with the locking sleeve, the front surface of the adjusting shaft penetrates through the front surface of the equipment sleeve and is provided with the limiting plate, and the outer side surface of the adjusting shaft is sleeved with the electromagnet positioned at the rear end of the limiting plate.
As a further technical scheme of the invention, the electromagnet can move forwards and backwards relative to the adjusting shaft and cannot rotate relative to the adjusting shaft, the outer side surface of the adjusting shaft is movably sleeved with the limiting spring, and the front end and the rear end of the limiting spring are respectively connected with the back surface of the limiting plate and the front surface of the electromagnet.
When the wall thickness of the pipe fitting, namely the inner diameter, needs to be adjusted, the valve of the air inlet valve can be opened, compressed air in the air storage pipe can enter the equipment sleeve at the moment, the compressed air can push the impeller to rotate, the rotating angle of the impeller can be controlled by controlling the air content entering the equipment sleeve, the adjusting shaft can be driven to rotate when the impeller rotates, then the adjusting assembly at the rear end is driven to rotate, the valve of the air inlet valve can be closed after the adjustment is completed, the power supply of the electromagnet is started, the electromagnet can generate magnetic force and adsorb with the inner side surface of the locking sleeve, the limiting spring is stretched, the rotation of the adjusting shaft can be limited at the moment, the adjusting assembly cannot rotate, the adjustment can not be completed, the reset can be realized under the action of the limiting spring by closing the power supply of the electromagnet, and the rotation limitation of the adjusting shaft is relieved, and the adjusting assembly can be adjusted at the moment.
As a further technical scheme of the invention, the adjusting component comprises a rotary table, the rotary table is positioned in the middle of the rubber sleeve, a connecting shaft is fixedly arranged in the middle of the front end of the rotary table, the front end of the connecting shaft is connected with the back surface of the adjusting shaft, and the rotary table rotates relative to the rubber sleeve through the connecting shaft.
As a further technical scheme of the invention, a connecting shaft is fixedly arranged at the position, close to the outer side surface, of the front side and the back side of the rotary table at equal angles, and a connecting rod is movably connected to the outer side surface of the connecting shaft, the middle part of the back side of the rotary table is movably connected with a bottom plate, the back side of the bottom plate is connected with the middle part of the back side of the rubber sleeve, and a guide rail is fixedly arranged at the outer side surface of the bottom plate at equal angles.
As a further technical scheme of the invention, the number of the connecting rods is twice that of the guide rails, the inner side surfaces of the front connecting rod and the back connecting rod are movably provided with the installation seats through the rotating shafts, the bottom ends of the installation seats are fixedly provided with the guide blocks, the guide blocks are movably clamped with the guide rails, the outer side surfaces of the installation seats are fixedly provided with the supporting rods, the outer side surfaces of the supporting rods are connected with the inner side surfaces of the rubber sleeves, and the number of the supporting rods is the same as that of the connecting rods.
When the inner extrusion assembly is used for adjusting, namely when air is input through the air inlet valve, the adjusting shaft rotates clockwise at the moment, the rotary table can be driven to rotate clockwise, when the rotary table rotates clockwise, the rotary table can rotate relative to the bottom plate at the moment, the connecting rod located on the outer side face of the rotary table swings along with the rotary table, namely swings towards the inner side face of the rotary table, the mounting seats can be applied with inward pulling force at the moment, the mounting seats can be driven to displace towards the inner side face of the rotary table under the clamping action of the guide blocks and the guide rails, the supporting rods can be retracted simultaneously to pull the rubber sleeve inwards at the moment, so that the rubber sleeve is retracted, the diameter of the rubber sleeve is reduced, and the inner diameter of the pipe diameter is further reduced, otherwise, when air is input through the air outlet valve, the connecting rods swing towards the outer side face of the rotary table at the moment, the supporting rods expand outwards from the inner side face of the rubber sleeve at the same time, the diameter of the rubber sleeve is increased, the inner diameter of the pipe diameter is further increased, and the adjustment of the pipe wall thickness is completed.
Through converting traditional fixed size's inner wall mould into flexible rubber sleeve to through the injection of different direction compressed air, and through the linkage effect realization of adjusting component to the rubber sleeve medial surface exert the pulling force and exert the tensile force to the medial surface of rubber sleeve, and then correspond the shrink of rubber sleeve and can expand, and then change the whole diameter of rubber sleeve, realize the adjustment to pipe wall thickness, avoid traditional processing method to need changing the problem of different moulds, need not to carry out the electrodeless adjustment of mould change can realize pipe wall thickness in certain extent, show and improved whole machining efficiency.
When a pipe fitting with a variable inner diameter needs to be processed, namely, the inner diameter of the pipe fitting is gradually reduced, the gas storage pipe is communicated with the gas inlet valve, the valve of the gas inlet valve is opened, the air content in the equipment sleeve is controlled, the impeller is pushed to rotate clockwise, the turntable rotates clockwise at the moment and drives the supporting rods to shrink inwards simultaneously, the inner side surface of the rubber sleeve can be applied with tension, the inner diameter of the rubber sleeve is reduced at the moment, the inner diameter of the pipe fitting is reduced, the wall thickness is increased, and the self-adaptive adjustment finishing processing process is completed.
Through changeable adjusting part, through the entering direction of determining the air, utilize compressed air as dynamic realization adjusting part's in the course of working dynamic change, and then realize the dynamic change of rubber sleeve in the course of working, whole adjustment process need not to shut down the operation, can accomplish in the course of working developments, can realize slick and sly excessive internal diameter change, holistic pipe fitting quality is higher, avoids traditional device to carry out segmentation processing and carries out the problem that the processing of variable pipe diameter pipe fitting just can be accomplished in hot melt connection, is showing and is improving product quality.
As a further technical scheme of the invention, the left end of the water cooling pipe is fixedly communicated with a water injection pipe, the input end of the water injection pipe is communicated with an external water source, water spraying holes are formed in the circumferential surface of the outer side surface of the water cooling pipe, the water cooling pipe rotates relative to the extrusion tank through a connecting frame, and the water cooling pipe is positioned on the inner side surface of the plastic pipe.
When extrusion of the pipe fitting is completed, the pipe fitting can be led out from the discharge hole of the extrusion tank and is covered on the outer side surface of the water cooling pipe, the water cooling pipe can be located on the inner side surface of the pipe fitting, external cooling water can be led into the water cooling pipe through the water injection pipe at the moment through opening a valve at one end of the water injection pipe, and the main shaft can synchronously drive the inner extrusion assembly to rotate so as to synchronously rotate the water cooling pipe, at the moment, water flow located in the water cooling pipe can be sprayed out in a dispersed manner through water spraying holes and is uniformly sprayed on the inner side wall of the pipe fitting, and the pipe fitting is uniformly cooled.
Through utilizing extrusion's rotatory action to place the cooling tube in the medial surface of pipe fitting, and then evenly cool down the inner wall of pipe fitting through evenly dispersed's cooling water, cool down it from inside to outside, avoid traditional device to rely on the effect of spraying to cool down from bottom to top, and the longer problem of cooling channel, need not to set up longer cooling channel and can evenly cool down fast to the pipe fitting, and can reduce the consumption of water source, improve cooling efficiency.
The beneficial effects of the invention are as follows:
1. according to the invention, the traditional inner wall die with fixed size is converted into the flexible rubber sleeve, the compressed air is injected in different directions, the tension is applied to the inner side surface of the rubber sleeve and the tension is applied to the inner side surface of the rubber sleeve through the linkage action of the adjusting component, so that the rubber sleeve is correspondingly contracted and expanded, the whole diameter of the rubber sleeve is changed, the adjustment of the wall thickness of the pipe is realized, the problem that the traditional processing method needs to replace different dies is avoided, the stepless adjustment of the thickness of the pipe wall can be realized within a certain range without the need of replacing the dies, and the whole processing efficiency is remarkably improved.
2. According to the invention, through the variable adjusting component, the dynamic change of the adjusting component in the processing process is realized by determining the entering direction of air and utilizing compressed air as power, so that the dynamic change of the rubber sleeve in the processing process is realized, the whole adjusting process does not need to be stopped, the dynamic completion in the processing process can be realized, the smooth excessive inner diameter change can be realized, the overall pipe fitting quality is higher, and the problem that the traditional device can finish the processing of the pipe fitting with the variable pipe diameter only by carrying out sectional processing and hot melting connection is solved, thereby remarkably improving the product quality.
3. According to the invention, the rotation action of extrusion molding is utilized, the cooling pipeline is arranged on the inner side surface of the pipe fitting, and the inner wall of the pipe fitting is uniformly cooled by uniformly dispersed cooling water, so that the problem that the traditional device is cooled by means of spraying from bottom to top and the cooling channel is long is solved, the pipe fitting can be rapidly and uniformly cooled without arranging a long cooling channel, the consumption of a water source can be reduced, and the cooling efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the internal structure of the extrusion tank of the present invention;
FIG. 3 is a schematic cross-sectional view of the internal structure of the water-cooled tube of the present invention;
FIG. 4 is a schematic view of the structure of the inner press assembly of the present invention in isolation;
FIG. 5 is a schematic cross-sectional view of the internal structure of the extrusion assembly of the present invention;
FIG. 6 is a schematic diagram of the structure of the adjusting assembly of the present invention in isolation;
FIG. 7 is an exploded view of the turntable and base plate construction of the present invention;
FIG. 8 is an exploded view of the strut and link arrangement of the present invention;
fig. 9 is an enlarged schematic view of the structure at a in fig. 8.
In the figure: 1. a base; 2. extruding the tank; 3. a feeding funnel; 4. heating pipes; 5. a main shaft; 6. a helical blade; 7. a mounting base; 8. a motor; 9. a support shaft; 10. an inner extrusion assembly; 101. a rubber sleeve; 102. an equipment sleeve; 103. an adjusting shaft; 104. an impeller; 105. an intake valve; 106. an exhaust valve; 107. a gas storage tube; 108. a locking sleeve; 109. a limiting plate; 1010. a limit spring; 1011. an electromagnet; 11. A connecting frame; 12. a water-cooled tube; 13. a water injection pipe; 14. a water spraying hole; 15. an adjustment assembly; 151. a turntable; 152. a connecting shaft; 153. a bottom plate; 154. a guide rail; 155. a connecting rod; 156. a mounting base; 157. a guide block; 158. a brace rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 8, in the embodiment of the invention, a plastic pipe processing device comprises a base 1, an extrusion tank 2 is fixedly installed at the top end of the base 1, a feeding funnel 3 is fixedly communicated with the top end of the extrusion tank 2 close to the rear end, a heating pipe 4 is installed at the joint of the feeding funnel 3 and the extrusion tank 2, a main shaft 5 is movably installed in the extrusion tank 2, a supporting shaft 9 positioned in the extrusion tank 2 is fixedly installed at the front end of the main shaft 5, an inner extrusion component 10 positioned at the discharge end of the extrusion tank 2 is installed at the front end of the supporting shaft 9, a connecting frame 11 is fixedly installed at the front end of the inner extrusion component 10, a water-cooled pipe 12 is fixedly installed at the front end of the connecting frame 11, the inner extrusion component 10 rotates relative to the extrusion tank 2, the inner extrusion component 10 comprises a rubber sleeve 101, the rubber sleeve 101 is made of flexible rubber, an adjusting component 15 is installed at the middle part of the inner cavity of the rubber sleeve 101, a device sleeve 102 is movably installed at the middle part of the front end of the rubber sleeve 102, an impeller 104 is fixedly sleeved on the outer side surface of the adjusting shaft 103, the impeller 103 rotates relative to the device sleeve 103, and the front surface of the adjusting shaft 103 penetrates through the rubber sleeve 101 and is connected with the front surface 15 of the adjusting component.
Before use, the materials used for processing the plastic pipe can be placed in the feeding hopper 3, the heating pipe 4 is started to heat raw materials, the power supply of the device is connected, and the device is adaptively adjusted according to the pipe fitting size required to be processed.
As shown in fig. 1 and 2, the outer side surface of the main shaft 5 is fixedly sleeved with a helical blade 6 positioned inside the extrusion tank 2, and the main shaft 5 rotates relative to the extrusion tank 2. The rear end of the extrusion tank 2 is fixedly provided with a mounting seat 7, the inner side surface of the mounting seat 7 is fixedly provided with a motor 8, and the rear end of the main shaft 5 penetrates through the rear end of the extrusion tank 2 and is connected with an output shaft of the motor 8.
The heated raw materials are melted and enter the extrusion tank 2, the motor 8 can be started to drive the spindle 5 to rotate, the spiral blade 6 on the outer side face of the spindle 5 rotates to extrude the melted raw materials, the raw materials are driven to move forward, the melted raw materials can be led out through the discharge port of the extrusion tank 2 and act on the extrusion of the pipe wall between the discharge port of the extrusion tank 2 and the outer side face of the inner extrusion component 10 through a gap between the discharge port and the inner extrusion component, and the pipe fitting is formed.
As shown in fig. 2, fig. 4 and fig. 5, the top end of the device sleeve 102 is fixedly connected with an air inlet valve 105, the bottom end of the device sleeve 102 is fixedly connected with an air outlet valve 106, one end of the air inlet valve 105 away from the device sleeve 102 is communicated with an air storage pipe 107, the front middle part of the device sleeve 102 is fixedly provided with a locking sleeve 108, the front surface of the adjusting shaft 103 penetrates through the front surface of the device sleeve 102 and is provided with a limiting plate 109, the outer side surface of the adjusting shaft 103 is sleeved with an electromagnet 1011 positioned at the rear end of the limiting plate 109, the electromagnet 1011 can move forwards and backwards relative to the adjusting shaft 103 and cannot rotate relative to the adjusting shaft 103, the outer side surface of the adjusting shaft 103 is movably sleeved with a limiting spring 1010, and the front end and the rear end of the limiting spring 1010 are respectively connected with the back surface of the limiting plate 109 and the front surface of the electromagnet 1011.
When the wall thickness of the pipe fitting, namely the inner diameter, needs to be adjusted, the valve of the air inlet valve 105 can be opened, at the moment, compressed air in the air storage pipe 107 can enter the equipment sleeve 102, the compressed air can push the impeller 104 to rotate, the rotating angle of the impeller 104 is controlled by controlling the air content entering the equipment sleeve 102, when the impeller 104 rotates, the adjusting shaft 103 can be driven to rotate, the adjusting component 15 at the rear end is driven to rotate, the valve of the air inlet valve 105 can be closed after the adjustment is completed, the power supply of the electromagnet 1011 is started, at the moment, the electromagnet 1011 can generate magnetic force and is adsorbed on the inner side surface of the locking sleeve 108, the limiting spring 1010 is stretched, at the moment, the rotation of the adjusting shaft 103 can be limited, the adjusting component 15 cannot rotate, and the adjustment cannot be completed, otherwise, the power supply of the electromagnet 1011 can be closed under the effect of the limiting spring 1010, the rotation limitation of the adjusting shaft 103 is relieved, and at the moment, the adjusting component 15 can be adjusted.
As shown in fig. 6, fig. 7, fig. 8 and fig. 9, the adjusting component 15 includes a rotary disc 151, the rotary disc 151 is located in the middle of the rubber sleeve 101, a connecting shaft 152 is fixedly installed in the middle of the front end of the rotary disc 151, the front end of the connecting shaft 152 is connected with the back of the adjusting shaft 103, the rotary disc 151 rotates relative to the rubber sleeve 101 through the connecting shaft 152, connecting shafts are fixedly installed at equal angles on the positions, close to the outer side, of the front surface and the back surface of the rotary disc 151, connecting rods 155 are movably connected to the outer side of the connecting shafts, a bottom plate 153 is movably connected to the middle of the back surface of the rotary disc 151, the back surface of the bottom plate 153 is connected with the middle of the back surface of the rubber sleeve 101, the outer side of the bottom plate 153 is fixedly installed with guide rails 154 at equal angles, the inner side surfaces of the guide blocks 157 are movably clamped with the guide blocks 152, the outer side surfaces of the guide blocks 158 are fixedly installed with the guide rails 154, the outer side surfaces of the guide blocks 158, the number of the guide blocks is equal to the inner side surfaces of the rubber sleeve 101, the number of the guide blocks 155, the guide blocks are connected with the guide rails 105, the exhaust valve 107 can be connected with the exhaust valve 107 when the exhaust valve 107 is in a counter-clockwise direction, the exhaust valve 107 is connected to the exhaust valve 106, and the exhaust valve 107 is connected to the exhaust valve 107 when the exhaust valve 106 is in a counter-clockwise direction, and the air inlet valve 106 is connected to the air inlet valve 106, and the exhaust valve 107 is connected to the air inlet valve 107 when the exhaust valve 106 is in the air inlet valve 107 and the air-out of the air valve 107.
Examples
When the inner extrusion assembly 10 is used for adjusting, namely when air is input through the air inlet valve 105, the adjusting shaft 103 rotates clockwise at this time, the rotating disc 151 can be driven to rotate clockwise, when the rotating disc 151 rotates clockwise, the rotating disc 151 can rotate relative to the bottom plate 153 at this time, the connecting rod 155 located on the outer side face of the rotating disc 151 swings along with the rotating disc, namely swings towards the inner side face of the rotating disc 151, at this time, the mounting seat 156 can be applied with inward pulling force, at this time, the mounting seats 156 can be driven to displace towards the inner side face of the rotating disc 151 under the clamping action of the guide blocks 157 and the guide rails 154, at this time, the supporting rods 158 can be retracted inwards simultaneously to pull the rubber sleeve 101 inwards, so that the diameter of the rubber sleeve 101 is reduced, and then the inner diameter of the pipe diameter is reduced, whereas when air is input through the air outlet valve 106, at this time, the connecting rods 155 swing towards the outer side face of the rotating disc 151, the supporting rods 158 are simultaneously expanded outwards from the inner side face of the rubber sleeve 101, the diameter of the rubber sleeve 101 is increased, the inner diameter of the pipe is increased, and the pipe wall thickness is adjusted.
Through converting traditional fixed size's inner wall mould into flexible rubber sleeve 101 to through the injection of different direction compressed air, and through the linkage effect realization of adjusting component 15 to the medial surface of rubber sleeve 101 exert pulling force and exert the tensile force to the medial surface of rubber sleeve 101, and then correspond the shrink of rubber sleeve 101 and can expand, and then change the whole diameter of rubber sleeve 101, realize the adjustment to pipe wall thickness, avoid traditional processing method to need change the problem of different moulds, need not to carry out the electrodeless adjustment of mould can realize pipe wall thickness in certain limit, show and improved whole machining efficiency.
When a pipe fitting with a variable inner diameter needs to be machined, namely, when the inner diameter of the pipe fitting is gradually reduced, the air storage pipe 107 is communicated with the air inlet valve 105, the valve of the air inlet valve 105 is opened, the air content in the equipment sleeve 102 is controlled, the impeller 104 is pushed to rotate clockwise, the turntable 151 rotates clockwise at the moment and drives the plurality of supporting rods 158 to shrink inwards at the same time, and a pulling force can be applied to the inner side surface of the rubber sleeve 101, at the moment, the inner diameter of the rubber sleeve 101 is reduced, the inner diameter of the pipe fitting is reduced, the wall thickness is increased, and the self-adaptive adjustment finishing machining process is completed.
Through changeable adjusting part 15, through the entering direction of confirming the air, utilize compressed air as dynamic realization adjusting part 15 in the course of working, and then realize the dynamic change of rubber sleeve 101 in the course of working, whole adjustment process need not to shut down the operation, can accomplish in the course of working developments, can realize slick and sly excessive internal diameter change, holistic pipe fitting quality is higher, avoid traditional device to carry out segmentation processing and carry out the problem that the variable pipe diameter pipe fitting processing can be accomplished in the hot melt connection, show improvement product quality.
As shown in fig. 1, 2 and 3, the left end of the water-cooling tube 12 is fixedly connected with a water injection tube 13, the input end of the water injection tube 13 is communicated with an external water source, water spraying holes 14 are circumferentially formed in the outer side surface of the water-cooling tube 12, the water-cooling tube 12 rotates relative to the extrusion tank 2 through a connecting frame 11, and the water-cooling tube 12 is positioned on the inner side surface of the plastic tube.
Examples
When extrusion of the pipe fitting is completed, the pipe fitting can be led out from the discharge hole of the extrusion tank 2 and is covered on the outer side surface of the water-cooling pipe 12, the water-cooling pipe 12 can be positioned on the inner side surface of the pipe fitting, external cooling water can be introduced into the water-cooling pipe 12 through the water-injection pipe 13 by opening a valve at one end of the water-injection pipe 13, and the inner extrusion assembly 10 can be synchronously driven to rotate due to rotation of the main shaft 5 so as to realize synchronous rotation of the water-cooling pipe 12, and water flow positioned in the water-cooling pipe 12 can be sprayed out in a dispersed manner through the water spraying holes 14 and is uniformly sprayed on the inner side wall of the pipe fitting, so that the pipe fitting is uniformly cooled.
Through utilizing extrusion's rotatory action to place the cooling tube in the medial surface of pipe fitting, and then evenly cool down the inner wall of pipe fitting through evenly dispersed's cooling water, cool down it from inside to outside, avoid traditional device to rely on the effect of spraying to cool down from bottom to top, and the longer problem of cooling channel, need not to set up longer cooling channel and can evenly cool down fast to the pipe fitting, and can reduce the consumption of water source, improve cooling efficiency.
Working principle and using flow:
before use, the materials used for processing the plastic pipe can be placed in the feeding hopper 3, the heating pipe 4 is started to heat raw materials, the power supply of the device is connected, and the device is adaptively adjusted according to the pipe fitting size required to be processed;
the heated raw materials are melted and enter the extrusion tank 2, at the moment, the motor 8 can be started to drive the main shaft 5 to rotate, at the moment, the spiral blades 6 on the outer side face of the main shaft 5 rotate along with the motor to extrude the melted raw materials, and meanwhile, the melted raw materials are driven to move forwards, at the moment, the melted raw materials can be led out through the discharge port of the extrusion tank 2 and act on the gap between the discharge port of the extrusion tank 2 and the outer side face of the inner extrusion assembly 10 to finish extrusion of pipe walls, and the pipe fitting is formed;
when the wall thickness of the pipe fitting, namely the inner diameter, needs to be adjusted, the valve of the air inlet valve 105 can be opened, at the moment, compressed air in the air storage pipe 107 can enter the equipment sleeve 102, the compressed air can push the impeller 104 to rotate, the rotating angle of the impeller 104 is controlled by controlling the air content entering the equipment sleeve 102, when the impeller 104 rotates, the adjusting shaft 103 can be driven to rotate, the adjusting component 15 at the rear end is driven to rotate, the valve of the air inlet valve 105 can be closed after the adjustment is completed, the power supply of the electromagnet 1011 is started, at the moment, the electromagnet 1011 can generate magnetic force and is adsorbed with the inner side surface of the locking sleeve 108, the limiting spring 1010 is stretched, at the moment, the rotation of the adjusting shaft 103 can be limited, the adjusting component 15 cannot rotate, and the adjustment cannot be completed, otherwise, the power supply of the electromagnet 1011 can be closed under the effect of the limiting spring 1010, the rotation limitation of the adjusting shaft 103 is relieved, at the moment, and the adjusting component 15 can be adjusted;
when air is input through the inner extrusion assembly 10, namely through the air inlet valve 105, the adjusting shaft 103 rotates clockwise at this moment, the turntable 151 can be driven to rotate clockwise, when the turntable 151 rotates clockwise, the turntable 151 can rotate relative to the bottom plate 153 at this moment, the connecting rod 155 positioned on the outer side surface of the turntable 151 swings along with the turntable, namely swings towards the inner side surface of the turntable 151, at this moment, inward tension can be applied to the mounting seat 156, at this moment, the plurality of mounting seats 156 can be driven to displace towards the inner side surface of the turntable 151 under the clamping action of the guide blocks 157 and the guide rails 154, at this moment, the plurality of supporting rods 158 simultaneously shrink inwards to pull the rubber sleeve 101 inwards, so that the diameter of the rubber sleeve 101 is reduced, and the inner diameter of the pipe diameter is further reduced, and conversely, when air is input through the air outlet valve 106, the plurality of connecting rods 155 swings towards the outer side surface of the turntable 151 at this moment, the plurality of supporting rods 158 simultaneously expand outwards from the inner side surface of the rubber sleeve 101, the diameter of the rubber sleeve 101 is increased, the inner diameter of the pipe is increased, and the pipe wall thickness is adjusted;
when a pipe fitting with a variable inner diameter needs to be processed, namely, when the inner diameter of the pipe fitting is gradually reduced, the air storage pipe 107 is communicated with the air inlet valve 105, the valve of the air inlet valve 105 is opened, the air content in the equipment sleeve 102 is controlled, the impeller 104 is pushed to rotate clockwise, the turntable 151 rotates clockwise at the moment and drives the plurality of supporting rods 158 to shrink inwards at the same time, and a pulling force can be applied to the inner side surface of the rubber sleeve 101, at the moment, the inner diameter of the rubber sleeve 101 is reduced, the inner diameter of the pipe fitting is reduced, the wall thickness is increased, and the self-adaptive adjustment is completed;
when extrusion of the pipe fitting is completed, the pipe fitting can be led out from the discharge hole of the extrusion tank 2 and is covered on the outer side surface of the water-cooling pipe 12, the water-cooling pipe 12 can be positioned on the inner side surface of the pipe fitting, external cooling water can be introduced into the water-cooling pipe 12 through the water-injection pipe 13 by opening a valve at one end of the water-injection pipe 13, and the inner extrusion assembly 10 can be synchronously driven to rotate due to rotation of the main shaft 5 so as to realize synchronous rotation of the water-cooling pipe 12, and water flow positioned in the water-cooling pipe 12 can be sprayed out in a dispersed manner through the water spraying holes 14 and is uniformly sprayed on the inner side wall of the pipe fitting, so that the pipe fitting is uniformly cooled.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Plastic tubing processingequipment, including base (1), its characterized in that: the utility model discloses a device for adjusting the temperature of a water-cooled water heater, which comprises a base (1), wherein an extrusion tank (2) is fixedly arranged at the top end of the base (1), a feeding hopper (3) is fixedly communicated with the top end of the extrusion tank (2) close to the rear end, a heating pipe (4) is arranged at the joint of the feeding hopper (3) and the extrusion tank (2), a main shaft (5) is movably arranged in the extrusion tank (2), a supporting shaft (9) positioned in the extrusion tank (2) is fixedly arranged at the front end of the main shaft (5), an inner extrusion component (10) positioned at the discharge end of the extrusion tank (2) is arranged at the front end of the supporting shaft (9), a connecting frame (11) is fixedly arranged at the front end of the inner extrusion component (10), a water-cooled water pipe (12) is fixedly arranged at the front end of the connecting frame (11), the inner extrusion component (10) rotates relative to the extrusion tank (2), the inner extrusion component (10) comprises a rubber sleeve (101), the rubber sleeve (101) is made of flexible rubber, an adjusting component (15) is fixedly arranged at the front end of the inner cavity of the main shaft (101), an impeller (103) is movably sleeved on the inner cavity (103), the impeller (104) rotates relative to the equipment sleeve (102) through the adjusting shaft (103), and the back surface of the adjusting shaft (103) penetrates through the front surface of the inner cavity of the rubber sleeve (101) and is connected with the adjusting assembly (15).
2. A plastic pipe machining apparatus according to claim 1, wherein: the outer side surface of the main shaft (5) is fixedly sleeved with a spiral blade (6) positioned inside the extrusion tank (2), and the main shaft (5) rotates relative to the extrusion tank (2). The extrusion tank is characterized in that an installation seat (7) is fixedly arranged at the rear end of the extrusion tank (2), a motor (8) is fixedly arranged on the inner side surface of the installation seat (7), and the rear end of the main shaft (5) penetrates through the rear end of the extrusion tank (2) and is connected with an output shaft of the motor (8).
3. A plastic pipe machining apparatus according to claim 1, wherein: the top of equipment cover (102) is fixed to be linked together and is had admission valve (105), the bottom fixed intercommunication of equipment cover (102) has discharge valve (106), the one end intercommunication that equipment cover (102) were kept away from to admission valve (105) has gas storage pipe (107).
4. A plastic pipe machining apparatus according to claim 1, wherein: the device is characterized in that a locking sleeve (108) is fixedly arranged in the middle of the front face of the device sleeve (102), the front face of the adjusting shaft (103) penetrates through the front face of the device sleeve (102) and is provided with a limiting plate (109), and the outer side face of the adjusting shaft (103) is sleeved with an electromagnet (1011) located at the rear end of the limiting plate (109).
5. A plastic pipe machining apparatus according to claim 4, wherein: the electromagnet (1011) can move back and forth relative to the adjusting shaft (103) and cannot rotate relative to the adjusting shaft (103), a limit spring (1010) is movably sleeved on the outer side surface of the adjusting shaft (103), and the front end and the rear end of the limit spring (1010) are respectively connected with the back surface of the limit plate (109) and the front surface of the electromagnet (1011).
6. A plastic pipe machining apparatus according to claim 1, wherein: the adjusting component (15) comprises a rotary table (151), the rotary table (151) is located in the middle of the rubber sleeve (101), a connecting shaft (152) is fixedly installed in the middle of the front end of the rotary table (151), the front end of the connecting shaft (152) is connected with the back of the adjusting shaft (103), and the rotary table (151) rotates relative to the rubber sleeve (101) through the connecting shaft (152).
7. A plastic pipe machining apparatus according to claim 6, wherein: the connecting shafts are fixedly arranged at the positions, close to the outer side surfaces, of the front side and the back side of the rotary table (151) at equal angles, and the outer side surfaces of the connecting shafts are movably connected with connecting rods (155), the middle of the back side of the rotary table (151) is movably connected with a bottom plate (153), the back side of the bottom plate (153) is connected with the middle of the back side of the rubber sleeve (101), and the outer side surfaces of the bottom plate (153) are fixedly provided with guide rails (154) at equal angles.
8. A plastic pipe machining apparatus according to claim 7, wherein: the number of the connecting rods (155) is twice that of the guide rails (154), the inner side faces of the connecting rods (155) are movably provided with mounting seats (156) through rotating shafts, guide blocks (157) are fixedly arranged at the bottom ends of the mounting seats (156), the guide blocks (157) are movably clamped with the guide rails (154), supporting rods (158) are fixedly arranged on the outer side faces of the mounting seats (156), the outer side faces of the supporting rods (158) are connected with the inner side faces of the rubber sleeves (101), and the number of the supporting rods (158) is the same as that of the connecting rods (155).
9. A plastic pipe machining apparatus according to claim 1, wherein: the left end of the water cooling pipe (12) is fixedly communicated with a water injection pipe (13), the input end of the water injection pipe (13) is communicated with an external water source, water spraying holes (14) are formed in the circumferential direction of the outer side surface of the water cooling pipe (12), the water cooling pipe (12) rotates relative to the extrusion tank (2) through the connecting frame (11), and the water cooling pipe (12) is located on the inner side surface of the plastic pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311369903.2A CN117283849B (en) | 2023-10-23 | Plastic tubing processingequipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311369903.2A CN117283849B (en) | 2023-10-23 | Plastic tubing processingequipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117283849A true CN117283849A (en) | 2023-12-26 |
| CN117283849B CN117283849B (en) | 2024-05-31 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090139695A1 (en) * | 2005-06-15 | 2009-06-04 | Oy Kwh Pipe Ab | Method and device for internal cooling of extruded thermoplastics pipes |
| KR20090059316A (en) * | 2007-12-06 | 2009-06-11 | 전영태 | Adjustable sizing apparatus of extrusion molding material |
| CN116690837A (en) * | 2023-06-28 | 2023-09-05 | 徐州海颜材料科技有限公司 | Masterbatch granulating device and processing method thereof |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090139695A1 (en) * | 2005-06-15 | 2009-06-04 | Oy Kwh Pipe Ab | Method and device for internal cooling of extruded thermoplastics pipes |
| KR20090059316A (en) * | 2007-12-06 | 2009-06-11 | 전영태 | Adjustable sizing apparatus of extrusion molding material |
| CN116690837A (en) * | 2023-06-28 | 2023-09-05 | 徐州海颜材料科技有限公司 | Masterbatch granulating device and processing method thereof |
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