CN110815779A - Processing technology and processing equipment of plastic pipe - Google Patents
Processing technology and processing equipment of plastic pipe Download PDFInfo
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- CN110815779A CN110815779A CN201911130019.7A CN201911130019A CN110815779A CN 110815779 A CN110815779 A CN 110815779A CN 201911130019 A CN201911130019 A CN 201911130019A CN 110815779 A CN110815779 A CN 110815779A
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- pipe
- plastic pipe
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/28—Means for performing other operations combined with cutting for counting the number of cuts or measuring cut lenghts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/32—Means for performing other operations combined with cutting for conveying or stacking cut product
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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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a processing technique and processing equipment of a plastic pipe, comprising a cooling box; the cooling box comprises a cooling box body and an air outlet pipe; the air outlet pipe is arranged at the top of the cooling box body close to the inlet end; the gas outlet pipe comprises a gas outlet pipe body, a gas outlet small hole for buffering the flow rate of gas, a detachable heat insulation connecting sleeve, a valve, a connecting pipe communicated with the cooling box body and a valve switch; the valve is arranged on the connecting pipe; the valve switch is arranged on the valve; the air outlet end of the connecting pipe is detachably connected with the air inlet end of the air outlet pipe body through a heat insulation connecting sleeve; the section of the pipe body of the air outlet pipe close to the air outlet end is uniformly provided with a plurality of small air outlet holes.
Description
Technical Field
The invention relates to the technical field of processing of plastic pipes, in particular to a processing technology and processing equipment of a plastic pipe.
Background
Plastic pipes are generally produced by extruding synthetic resins, i.e. polyesters, as raw materials in a pipe-making machine by the "plastic" method with the addition of stabilizers, lubricants, plasticizers, etc.
A plastic pipe processing technology comprises three steps of extrusion, vacuum and cutting, for example, a comparison document with the patent number of CN205185285U discloses a speed-regulating cutting device for plastic pipe production, which comprises a plastic extruder, a vacuum tractor and a cutting machine which are sequentially arranged on the upper part of a first bracket, the comparison document is stated in the paragraph [0016] of the specification, a mould 2 enables plastic to be formed into a plastic pipe, the plastic is cooled through a cooling spray box 3 and is shaped, a pipe for discharging hot air is usually communicated with the top of the inlet end of the cooling spray box 3, when the plastic pipe which is just extruded and formed enters the cooling box, spray water is sprayed on the surface of the plastic pipe, a large amount of high-temperature white mist is generated and is discharged along an exhaust pipe, because the outlet direction of the pipe is unique and upward, and because the height of the outlet end of the exhaust pipe is not more than 1 meter 4, when an operator passes through the exhaust pipe with the height, accidents of scalding are easy to happen; secondly, in the production process of the plastic pipe, the cutting length of the plastic pipe is difficult to adjust, the cutting precision is low, when the traditional cutting machine is used for cutting the plastic pipe, the equal cutting length is ensured by setting the interval cutting time of the cutter, however, when the plastic pipe is changed into different cutting lengths, the interval cutting time of the cutter needs to be recalculated, the operation is complex, the speed of the vacuum traction equipment cannot be kept constant all the time, when the traction speed fluctuates, the plastic pipe with insufficient length or slightly long length can be generated according to the traditional cutting mode, and the cutting precision is low.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a safe and simple plastic pipe processing technology and processing equipment thereof.
In order to solve the technical problems, the invention provides the following technical scheme: a processing device of a plastic pipe comprises a weigher, an extruder, a cooling box, a vacuum traction box, a cutting machine and a collecting device; the weighing device is arranged above the extruder and is communicated with a feed inlet of the extruder; the extruder, the cooling box, the vacuum traction box, the cutting machine and the collecting device are sequentially arranged according to the processing sequence of the plastic pipe;
the cooling box comprises a cooling box body and an air outlet pipe; the air outlet pipe is arranged at the top of the cooling box body close to the inlet end;
the gas outlet pipe comprises a gas outlet pipe body, a gas outlet small hole for buffering the flow rate of gas, a detachable heat insulation connecting sleeve, a valve, a connecting pipe communicated with the cooling box body and a valve switch; the valve is arranged on the connecting pipe; the valve switch is arranged on the valve; the air outlet end of the connecting pipe is detachably connected with the air inlet end of the air outlet pipe body through a heat insulation connecting sleeve; and a plurality of steam outlet small holes are uniformly formed in one section of the air outlet pipe body close to the air outlet end.
The plastic pipe which is just extruded and molded enters the cooling box body, so that cooling liquid sprayed by the spray header is vaporized, a large amount of high-temperature mist is generated, the high-temperature mist enters the pipe body of the air outlet pipe along the connecting pipe, and then is dispersed into a plurality of air flows when passing through the small air outlet holes, and is sprayed out from the small air outlet holes, the rest mist escapes from the top of the pipe body of the air outlet pipe, the outlet area of the mist is greatly increased, the amount of the mist in the unit area of the outlet is reduced, the flow rate of the mist is reduced, the spraying distance is shortened, and the safety is high.
Preferably, the cooling box further comprises a plurality of spray headers arranged in the cooling box body and a water liquid collector arranged at the outlet end of the cooling box body; the spray header is communicated with a water storage tank outside the cooling box body through a water inlet pipe; a water pump is arranged on the water inlet pipe; the water inlet pipe is communicated with the valve through a water inlet pipe guide sleeve; the water liquid collector is arranged below the outlet end of the cooling box body; the bottom of the water liquid collector is communicated with the water storage tank through a recovery pipe.
Have a large amount of cooling water on the plastic tubing that comes out from cooling tank body exit end, retrieve these cooling water through the water liquid collector that sets up for water resource cyclic utilization not only practices thrift the environmental protection, can reduce the use cost of water moreover.
Preferably, the cutting machine comprises a cutting machine body, a meter counting device and a limiting device; the length counting device and the limiting device are both arranged at the inlet end of the cutting machine body; the meter counting device is arranged above the limiting device;
the meter counting device comprises a fixed rod, a movable rod hinged on the fixed rod and a meter counter connected to the bottom end of the movable rod; the meter counter is contacted with the outer wall of the plastic pipe; the meter counter is electrically connected with a cutter switch in the cutting machine body.
The length of the plastic pipe entering the cutting machine body is measured by arranging the meter counter at the inlet end of the cutting machine body, when the length meets the requirement, the meter counter sends an electric signal to the cutter switch, the cutter is started, the plastic pipe is cut, and the cutting precision is high; when the cutting length is changed, the cutting length can be changed only by setting the length of the meter, and the change operation is simple.
Preferably, the limiting device comprises a limiting column and a mounting plate; the mounting plate is fixed on the inlet end face of the cutting machine body; the limiting column is rotatably connected to the mounting plate; the limiting columns are correspondingly arranged on two sides of the plastic pipe.
The entrance end of the cutting machine body is generally larger than the pipe diameter of the plastic pipe, and the limiting columns are arranged on two sides of the plastic pipe, so that the plastic pipe can be prevented from deviating from the meter counter.
Preferably, the collecting device comprises a plurality of C-shaped supports, L-shaped collecting frames, fixed inclined plates, movable inclined plates and fixed cross beams, wherein the two ends of each C-shaped support are arranged upwards; the fixed cross beam is fixed on the C-shaped bracket; the fixed inclined plate is fixed on the C-shaped bracket; the movable inclined plate is rotatably connected to the fixed cross beam; the fixed inclined plate and the movable inclined plate form a V-shaped groove capable of accommodating a plastic pipe; the movable inclined plate rotates by taking the length direction of the fixed cross beam as an axis; the L-shaped collecting frame is fixed on the C-shaped bracket; the length of the L-shaped collecting frame is larger than the width of the movable inclined plate; the L-shaped collecting frame is arranged below the movable inclined plate, and can collect the plastic pipe placed between the movable inclined plate and the fixed inclined plate when the movable inclined plate rotates downwards.
Preferably, the collecting device further comprises a connecting beam, a cylinder fixing frame, a cylinder, a hinge and a hinge; the bottoms of the C-shaped supports are fixedly connected through connecting cross beams; the heights of the two ends of the C-shaped bracket are different; the long edge port of the L-shaped collecting frame is fixed at the higher end of the C-shaped bracket; the rod body of the L-shaped collecting frame close to the corner is fixed on the end face of the lower end of the C-shaped support; the fixed cross beam is fixed on the end face of the higher end of the C-shaped bracket; the movable inclined plate is rotatably connected to the top of the fixed cross beam through a hinge; the cylinder fixing frame is fixed on the connecting cross beam; the cylinder is rotationally connected to the cylinder fixing frame; the output end of the cylinder pushes the movable inclined plate to move around the central axis of the fixed cross beam; the output end of the air cylinder is connected with the movable inclined plate through a hinge.
Preferably, the take-up device further comprises a hinge shaft; the fixed inclined plate is connected with the movable inclined plate through a hinge shaft.
A processing technology of a plastic pipe comprises the following steps:
s1, feeding plastic particles into the extruder through a spiral feeding machine, and weighing and metering the materials at a feeding hopper by using a weighing machine;
s2, obtaining a plastic pipe with high temperature after extrusion molding by an extruder;
s3, cooling the plastic pipe with high temperature in a cooling box;
s4, the plastic pipe enters a vacuum traction box, and a traction device provides power for the advancing of the plastic pipe;
s5, the plastic pipe passes through a metering device, the length of the plastic pipe entering the cutting machine body is calculated, and when the target length is reached, the metering device sends an instruction to a cutter switch to cut off the plastic pipe;
and (5) feeding the plastic pipe cut by the S6 into a take-up device for take-up work. .
Preferably, in S3, the spray header is activated, the cooling liquid is sprayed onto the plastic tube, the vaporized high-temperature liquid is diffused outward along the outlet tube body, and the vapor escapes to the outside air from the plurality of vapor outlet holes; the outlet area of the steam is increased to reduce the steam content in unit area, thereby reducing the impact force of the steam and improving the safety.
Preferably, in S6, the plastic pipe enters a V-shaped groove formed by the fixed inclined plate and the movable inclined plate, after the part to be cut completely enters, the air cylinder is started, the output end of the air cylinder pulls the movable inclined plate to turn around the hinge shaft to the collecting frame, after the movable inclined plate is lapped on the collecting frame, the plastic pipe rolls to the collecting frame along the inclination of the movable inclined plate and rolls into the collecting frame, and then the output end of the air cylinder pushes the movable inclined plate to return to the original position; collect the operation automation, the plastic tubing after the cutting off guides to collect on the frame, prevents that subsequent plastic tubing from being blocked by preceding plastic tubing, and then the cutting off work that leads to stops, collects the setting of frame, has improved the continuity of production.
The plastic pipe which is just extruded and molded enters the cooling box body, so that cooling liquid sprayed by the spray header is vaporized, a large amount of high-temperature mist is generated, the high-temperature mist enters the pipe body of the air outlet pipe along the connecting pipe, and then is dispersed into a plurality of air flows when passing through the small air outlet holes, and is sprayed out from the small air outlet holes, the rest mist escapes from the top of the pipe body of the air outlet pipe, the outlet area of the mist is greatly increased, the amount of the mist in the unit area of the outlet is reduced, the flow rate of the mist is reduced, the spraying distance is shortened, and the safety is high; the plastic pipe enters a V-shaped groove formed by the fixed inclined plate and the movable inclined plate, after a part to be cut completely enters the groove, the air cylinder is started, the output end of the air cylinder pulls the movable inclined plate to turn around the hinge shaft to the collecting frame, after the movable inclined plate is lapped on the collecting frame, the plastic pipe rolls to the collecting frame along the inclination of the movable inclined plate and rolls into the collecting frame, and then the output end of the air cylinder pushes the movable inclined plate to recover to the original position; collect the operation automation, the plastic tubing after the cutting off guides to collect on the frame, prevents that subsequent plastic tubing from being blocked by preceding plastic tubing, and then the cutting off work that leads to stops, collects the setting of frame, has improved the continuity of production.
Compared with the prior art, the invention has the beneficial effects that:
A. when the mist in the cooling box body passes through the vapor outlet small holes, the mist is dispersed into a plurality of air flows and is sprayed out from the vapor outlet small holes, the rest mist escapes from the top of the tube body of the vapor outlet tube, the area of the outlet of the mist is greatly increased, the amount of the mist in the unit area of the outlet is reduced, the flow speed of the mist is reduced, the spraying distance is shortened, and the safety is high;
B. a large amount of cooling water is arranged on the plastic pipe from the outlet end of the cooling box body, and the cooling water is recycled through the arranged water liquid collector, so that water resources are recycled, the environment is saved, and the use cost of water can be reduced; the length of the plastic pipe entering the cutting machine body is measured by arranging the meter counter at the inlet end of the cutting machine body, when the length meets the requirement, the meter counter sends an electric signal to the cutter switch, the cutter is started, the plastic pipe is cut, and the cutting precision is high; when the cutting length is changed, the cutting length can be changed only by setting the length of the meter counter, and the changing operation is simple; collect the operation automation, the plastic tubing after the cutting off guides to collect on the frame, prevents that subsequent plastic tubing from being blocked by preceding plastic tubing, and then the cutting off work that leads to stops, collects the setting of frame, has improved the continuity of production.
Drawings
Fig. 1 is a schematic overall structure diagram of a plastic pipe processing apparatus according to a first embodiment of the present invention;
FIG. 2 is a front view of the cooling box according to the first embodiment of the present invention;
FIG. 3 is a front view of the outlet tube according to the first embodiment of the present invention;
FIG. 4 is a front view of a cutting machine according to a first embodiment of the present invention;
FIG. 5 is an isometric view of a take-up stand according to one embodiment of the present invention;
fig. 6 is a schematic view illustrating an installation of a fixed inclined plate and a movable inclined plate according to a first embodiment of the present invention.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Example one
Referring to fig. 1, the embodiment discloses a processing device of a plastic pipe, which comprises a weigher 1, an extruder 2, a cooling box 3, a vacuum traction box 4, a cutting machine 5 and a collecting device 6. The weighing device 1 is arranged above the extruder 2 and is communicated with a feed inlet of the extruder 2. The extruder 2, the cooling box 3, the vacuum traction box 4, the cutting machine 5 and the collecting device 6 are sequentially arranged according to the processing sequence of the plastic pipes.
Referring to fig. 2, the cooling tank 3 includes a cooling tank body 31 and an air outlet pipe 33. The outlet pipe 33 is arranged at the top of the cooling box 31 near the inlet end.
Referring to fig. 3, the outlet pipe 33 includes an outlet pipe body 331, a steam outlet aperture 332 for buffering the flow rate of the steam, a detachable heat insulation connecting sleeve 333, a valve 334, a connecting pipe 335 communicating with the cooling tank 31, and a valve switch 336. The valve 334 is disposed on the connection pipe 335. The valve switch 336 is mounted on the valve 334. The air outlet end of the connecting pipe 335 is detachably connected with the air inlet end of the air outlet pipe body 331 through a heat insulation connecting sleeve 333. A plurality of steam outlet small holes 332 are uniformly formed in a section of the air outlet pipe body 331 close to the air outlet end.
The just extruded plastic pipe enters the cooling box body 31, so that cooling liquid sprayed by the spray header is vaporized, a large amount of high-temperature mist is generated, the high-temperature mist enters the air outlet pipe body 331 along the connecting pipe 335, then the mist is dispersed into a plurality of air flows when passing through the vapor outlet holes 332, the air flows are sprayed out from the vapor outlet holes 332, the rest mist escapes from the top of the air outlet pipe body 331, the outlet area of the mist is greatly increased, the amount of the mist in the unit area of the outlet is reduced, the flow rate of the mist is reduced, the spraying distance is shortened, and the safety is high.
The cooling tank 3 further includes a plurality of shower heads (not shown) disposed in the cooling tank 31 and a water liquid collector 32 disposed at an outlet end of the cooling tank 31. The shower head communicates with a reservoir (not shown) outside the cooling tank 31 via a water inlet pipe 338. A water pump (not shown) is arranged on the water inlet pipe 338. The inlet pipe 338 is communicated with the valve 334 through an inlet pipe guide sleeve 337. The water collector 32 is installed below the outlet end of the cooling tank 31. The bottom of the water liquid collector 32 is communicated with the water storage tank through a recovery pipe.
The plastic pipe from the outlet end of the cooling box body 31 is provided with a large amount of cooling water, and the cooling water is recycled through the arranged water liquid collector 32, so that the water resource is recycled, the environment is saved, and the use cost of water can be reduced.
Referring to fig. 4, the cutting machine 5 includes a cutting machine body 51, a meter counting device 52 and a limiting device 53. The length counting device 52 and the limiting device 53 are both arranged at the inlet end of the cutting machine body 51. The length counting device 52 is arranged above the limiting device 53.
The meter counting device 52 comprises a fixed rod 521, a movable rod 522 hinged on the fixed rod 521, and a meter counter 523 connected to the bottom end of the movable rod 522 (the meter counter is the prior art, such as a pipe meter counter). The meter counter 523 is in contact with the outer wall of the plastic tube. The meter counter 523 is electrically connected to a cutter switch in the cutting machine body 51.
The length of the plastic pipe entering the cutting machine body 51 is measured by arranging the meter counter 523 at the inlet end of the cutting machine body 51, and after the length meets the requirement, the meter counter 523 sends an electric signal to the cutter switch to start the cutter and cut the plastic pipe, so that the cutting precision is high; when the cutting length is changed, the cutting length can be changed only by setting the length of the meter 523, and the change operation is simple.
The limiting device 53 comprises a limiting column 531 and a mounting plate 532. The mounting plate 532 is fixed to the inlet end surface of the cutter body 51. The limiting column 531 is rotatably connected to the mounting plate 532. The limiting columns 531 are correspondingly arranged on two sides of the plastic pipe.
The inlet end of the cutter body 51 is generally larger than the pipe diameter of the plastic pipe, and the limiting posts 531 are arranged on the two sides of the plastic pipe to prevent the position of the plastic pipe from deviating from the meter counter 523.
Referring to fig. 5, the collecting device 6 includes a plurality of C-shaped brackets 601, L-shaped collecting brackets 604, fixed inclined plates 608, movable inclined plates 609, and fixed beams 611, which are disposed at two ends of the collecting device. The fixed beam 611 is fixed on the C-shaped bracket 601. The fixed sloping plate 608 is fixed on the C-shaped bracket 601. The inclined movable plate 609 is rotatably connected to the fixed beam 611. The fixed inclined plate 608 and the movable inclined plate 609 form a V-shaped groove capable of accommodating a plastic pipe. The movable inclined plate 609 rotates about the longitudinal direction of the fixed beam 611. The L-shaped collection frame 604 is fixed to the C-shaped bracket 601. The length of the L-shaped receiving frame 604 is greater than the width of the swash plate 609. The L-shaped receiving frame 604 is disposed below the movable swash plate 609, and when the movable swash plate 609 is rotated downward, the L-shaped receiving frame 604 can receive a plastic pipe placed between the movable swash plate 609 and the fixed swash plate 608.
The collecting device 6 further comprises a connecting beam 602, a cylinder fixing frame 603, a cylinder 605, a hinge 607 and a hinge 610. The bottoms of the plurality of C-shaped brackets 601 are connected and fixed by a connecting beam 602. The heights of the two ends of the C-shaped support 601 are different. The long side port of the L-shaped receiving frame 604 is fixed to the upper end of the C-shaped bracket 601. The rod body of the L-shaped collecting frame 604 close to the corner is fixed on the end face of the lower end of the C-shaped support 601. The fixed beam 611 is fixed on the end face of the higher end of the C-shaped bracket 601. The movable inclined plate 609 is rotatably connected to the top of the fixed beam 611 through a hinge 607. The cylinder fixing frame 603 is fixed on the connecting beam 602. The cylinder 605 is rotatably connected to the cylinder holder 603. The output end of the cylinder 605 pushes the movable inclined plate 609 to move around the central axis of the fixed cross beam 611. The output end of the air cylinder 605 is connected with the movable inclined plate 609 through a hinge 610.
Referring to fig. 6, the take-up device 6 further includes a hinge shaft 606. The fixed inclined plate 608 is connected with the movable inclined plate 609 through a hinge 606.
The take-up device 6 further comprises a support plate 612. The support plate 612 is fixed between the outer side of the fixed swash plate 608 and the fixed cross member 611. The firmness of the fixed sloping plate 608 is improved.
A processing technology of a plastic pipe comprises the following steps:
s1, feeding plastic particles into the extruder through a spiral feeding machine, and weighing and metering the materials at a feeding hopper by using a weighing device 1;
s2, obtaining a plastic pipe with high temperature after extrusion molding by an extruder;
s3, cooling the plastic pipe with high temperature in a cooling box;
s4, the plastic pipe enters a vacuum traction box, and a traction device provides power for the advancing of the plastic pipe;
s5, the plastic pipe passes through a metering device, the length of the plastic pipe entering the cutting machine body is calculated, and when the target length is reached, the metering device sends an instruction to a cutter switch to cut off the plastic pipe;
and (5) feeding the plastic pipe cut by the S6 into a take-up device for take-up work.
In the step S3, the spray header is started, the cooling liquid is sprayed onto the plastic pipe, the vaporized high-temperature liquid is diffused outwards along the pipe body of the air outlet pipe, and the steam escapes to the outside air from the plurality of steam outlet small holes; the outlet area of the steam is increased to reduce the steam content in unit area, thereby reducing the impact force of the steam and improving the safety.
In the S6, a plastic pipe enters a V-shaped groove formed by a fixed inclined plate and a movable inclined plate, after a part to be cut completely enters, an air cylinder is started, the output end of the air cylinder pulls the movable inclined plate to turn around a hinge shaft to a collecting frame, after the movable inclined plate is lapped on the collecting frame, the plastic pipe rolls to the collecting frame along the inclination of the movable inclined plate and rolls into the collecting frame, and then the output end of the air cylinder pushes the movable inclined plate to recover to the original position; collect the operation automation, the plastic tubing after the cutting off guides to collect on the frame, prevents that subsequent plastic tubing from being blocked by preceding plastic tubing, and then the cutting off work that leads to stops, collects the setting of frame, has improved the continuity of production.
The working principle of the embodiment is as follows: the just extruded and molded plastic pipe enters the cooling box body 31, so that cooling liquid sprayed by the spray header is vaporized, a large amount of high-temperature mist is generated, the high-temperature mist enters the air outlet pipe body 331 along the connecting pipe 335, then the mist is dispersed into a plurality of air flows when passing through the vapor outlet small holes 332, the air flows are sprayed out from the vapor outlet small holes 332, the rest mist escapes from the top of the air outlet pipe body 331, the outlet area of the mist is greatly increased, the amount of the mist in the unit area of the outlet is reduced, the flow rate of the mist is reduced, the spraying distance is shortened, and the safety is high; the plastic pipe enters a V-shaped groove formed by the fixed inclined plate 608 and the movable inclined plate 609, after the part to be cut completely enters, the air cylinder 605 is started, the output end of the air cylinder pulls the movable inclined plate 609 to turn over to the collecting frame 604 around the hinge 606, after the movable inclined plate 609 is lapped on the collecting frame 604, the plastic pipe rolls to the collecting frame 604 along the inclination of the movable inclined plate 609 and rolls into the collecting frame 604, and then the output end of the air cylinder 605 pushes the movable inclined plate 609 to recover to the original position; the collecting operation is automated, and the cut plastic pipe is guided to the collecting frame 604, so that the subsequent plastic pipe is prevented from being blocked by the front plastic pipe, the cutting operation is stopped, the collecting frame 604 is arranged, and the production continuity is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above-mentioned embodiments only represent embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the concept of the present invention, and these embodiments are all within the protection scope of the present invention.
Claims (10)
1. A processing equipment of plastic tubing which characterized in that: comprises a weigher, an extruder, a cooling box, a vacuum traction box, a cutting machine and a collecting device; the weighing device is arranged above the extruder and is communicated with a feed inlet of the extruder; the extruder, the cooling box, the vacuum traction box, the cutting machine and the collecting device are sequentially arranged according to the processing sequence of the plastic pipe;
the cooling box comprises a cooling box body and an air outlet pipe; the air outlet pipe is arranged at the top of the cooling box body close to the inlet end;
the gas outlet pipe comprises a gas outlet pipe body, a gas outlet small hole for buffering the flow rate of gas, a detachable heat insulation connecting sleeve, a valve, a connecting pipe communicated with the cooling box body and a valve switch; the valve is arranged on the connecting pipe; the valve switch is arranged on the valve; the air outlet end of the connecting pipe is detachably connected with the air inlet end of the air outlet pipe body through a heat insulation connecting sleeve; and a plurality of steam outlet small holes are uniformly formed in one section of the air outlet pipe body close to the air outlet end.
2. A plastic pipe processing apparatus according to claim 1, wherein: the cooling box also comprises a plurality of spray headers arranged in the cooling box body and a water liquid collector arranged at the outlet end of the cooling box body; the spray header is communicated with a water storage tank outside the cooling box body through a water inlet pipe; a water pump is arranged on the water inlet pipe; the water inlet pipe is communicated with the valve through a water inlet pipe guide sleeve; the water liquid collector is arranged below the outlet end of the cooling box body; the bottom of the water liquid collector is communicated with the water storage tank through a recovery pipe.
3. A plastic pipe processing apparatus according to claim 1, wherein: the cutting machine comprises a cutting machine body, a meter counting device and a limiting device; the length counting device and the limiting device are both arranged at the inlet end of the cutting machine body; the meter counting device is arranged above the limiting device;
the meter counting device comprises a fixed rod, a movable rod hinged on the fixed rod and a meter counter connected to the bottom end of the movable rod; the meter counter is contacted with the outer wall of the plastic pipe; the meter counter is electrically connected with a cutter switch in the cutting machine body.
4. A plastic pipe processing apparatus according to claim 3, wherein: the limiting device comprises a limiting column and a mounting plate; the mounting plate is fixed on the inlet end face of the cutting machine body; the limiting column is rotatably connected to the mounting plate; the limiting columns are correspondingly arranged on two sides of the plastic pipe.
5. A plastic pipe processing apparatus according to claim 1, wherein: the collecting device comprises a plurality of C-shaped supports, L-shaped collecting frames, fixed inclined plates, movable inclined plates and fixed cross beams, wherein the two ends of each C-shaped support are arranged upwards; the fixed cross beam is fixed on the C-shaped bracket; the fixed inclined plate is fixed on the C-shaped bracket; the movable inclined plate is rotatably connected to the fixed cross beam; the fixed inclined plate and the movable inclined plate form a V-shaped groove capable of accommodating a plastic pipe; the movable inclined plate rotates by taking the length direction of the fixed cross beam as an axis; the L-shaped collecting frame is fixed on the C-shaped bracket; the length of the L-shaped collecting frame is larger than the width of the movable inclined plate; the L-shaped collecting frame is arranged below the movable inclined plate, and can collect the plastic pipe placed between the movable inclined plate and the fixed inclined plate when the movable inclined plate rotates downwards.
6. An apparatus for processing a plastic pipe according to claim 5, wherein: the collecting device also comprises a connecting beam, a cylinder fixing frame, a cylinder, a hinge and a hinge; the bottoms of the C-shaped supports are fixedly connected through connecting cross beams; the heights of the two ends of the C-shaped bracket are different; the long edge port of the L-shaped collecting frame is fixed at the higher end of the C-shaped bracket; the rod body of the L-shaped collecting frame close to the corner is fixed on the end face of the lower end of the C-shaped support; the fixed cross beam is fixed on the end face of the higher end of the C-shaped bracket; the movable inclined plate is rotatably connected to the top of the fixed cross beam through a hinge; the cylinder fixing frame is fixed on the connecting cross beam; the cylinder is rotationally connected to the cylinder fixing frame; the output end of the cylinder pushes the movable inclined plate to move around the central axis of the fixed cross beam; the output end of the air cylinder is connected with the movable inclined plate through a hinge.
7. An apparatus for processing a plastic pipe according to claim 5, wherein: the collecting device also comprises a hinge shaft; the fixed inclined plate is connected with the movable inclined plate through a hinge shaft.
8. The processing technology of the plastic pipe is characterized by comprising the following steps of:
s1, feeding plastic particles into the extruder through a spiral feeding machine, and weighing and metering the materials at a feeding hopper by using a weighing machine;
s2, obtaining a plastic pipe with high temperature after extrusion molding by an extruder;
s3, cooling the plastic pipe with high temperature in a cooling box;
s4, the plastic pipe enters a vacuum traction box, and a traction device provides power for the advancing of the plastic pipe;
s5, the plastic pipe passes through a metering device, the length of the plastic pipe entering the cutting machine body is calculated, and when the target length is reached, the metering device sends an instruction to a cutter switch to cut off the plastic pipe;
and (5) feeding the plastic pipe cut by the S6 into a take-up device for take-up work.
9. A process of manufacturing a plastic tube according to claim 8, wherein: and in the step S3, the spray header is started, the cooling liquid is sprayed onto the plastic pipe, the vaporized high-temperature liquid is diffused outwards along the pipe body of the air outlet pipe, and the steam escapes to the outside air from the plurality of steam outlet small holes.
10. A process of manufacturing a plastic tube according to claim 8, wherein: in S6, the plastic pipe enters into a V-shaped groove formed by the fixed inclined plate and the movable inclined plate, after the part to be cut completely enters, the cylinder is started, the movable inclined plate is pulled by the output end of the cylinder to overturn around the hinge shaft to the collecting frame, after the movable inclined plate is lapped on the collecting frame, the plastic pipe rolls to the collecting frame along the inclination of the movable inclined plate and rolls into the collecting frame, and then the output end of the cylinder pushes the movable inclined plate to recover to the original position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911130019.7A CN110815779A (en) | 2019-11-18 | 2019-11-18 | Processing technology and processing equipment of plastic pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911130019.7A CN110815779A (en) | 2019-11-18 | 2019-11-18 | Processing technology and processing equipment of plastic pipe |
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| CN110815779A true CN110815779A (en) | 2020-02-21 |
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| CN201911130019.7A Withdrawn CN110815779A (en) | 2019-11-18 | 2019-11-18 | Processing technology and processing equipment of plastic pipe |
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