CN110142816B - Corrugated pipe manufacturing method - Google Patents
Corrugated pipe manufacturing method Download PDFInfo
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- CN110142816B CN110142816B CN201910486781.2A CN201910486781A CN110142816B CN 110142816 B CN110142816 B CN 110142816B CN 201910486781 A CN201910486781 A CN 201910486781A CN 110142816 B CN110142816 B CN 110142816B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 125
- 238000005520 cutting process Methods 0.000 claims abstract description 51
- 239000002994 raw material Substances 0.000 claims abstract description 44
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 238000007639 printing Methods 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000002950 deficient Effects 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 238000007689 inspection Methods 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 6
- 238000004806 packaging method and process Methods 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 4
- 239000000110 cooling liquid Substances 0.000 claims description 109
- 230000005540 biological transmission Effects 0.000 claims description 95
- 238000007789 sealing Methods 0.000 claims description 50
- 238000003860 storage Methods 0.000 claims description 41
- 230000009471 action Effects 0.000 claims description 16
- 238000009826 distribution Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 22
- 239000002826 coolant Substances 0.000 description 20
- 238000003754 machining Methods 0.000 description 11
- 230000008859 change Effects 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011550 stock solution Substances 0.000 description 4
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- 230000005484 gravity Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
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- 230000015556 catabolic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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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
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
- B26D1/18—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable carriage
-
- 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
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/16—Cutting rods or tubes transversely
-
- 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
- B26D7/08—Means for treating work or cutting member to facilitate cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/18—Pleated or corrugated hoses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a method for manufacturing a corrugated pipe, which comprises the following steps: a. feeding: putting the raw materials into a vacuum feeding machine, and fully mixing the raw materials in the feeding machine; b. plasticizing: putting the mixture into a plasticizing machine for heating and plasticizing to enable the raw materials to be in a liquid state, and extruding the liquid raw materials according to a required shape through the mutual matching of an extruder and an extrusion die; c. molding: putting the extruded raw materials into a corrugated pipe forming machine to obtain a corrugated pipe prototype; d. and (3) cooling: introducing the corrugated pipe into a spray water tank, and performing spray treatment on the surface of the corrugated pipe to enable the surface of the corrugated pipe to be in a room temperature state; e. and (3) jet printing of the mark: spraying and printing a delivery mark on the surface of the corrugated pipe by using an ink-jet printer; f. cutting: the corrugated pipe is led into a cutting machine, and the corrugated pipe is cut into required length according to the requirement; g. and (6) inspection and warehousing: and detecting various indexes of the corrugated pipe, removing defective products in the corrugated pipe, and packaging and warehousing the finished corrugated pipe.
Description
Technical Field
The invention belongs to the technical field of corrugated pipe manufacturing, and particularly relates to a corrugated pipe manufacturing method.
Background
The corrugated pipe is a wave-like pipe with a regular shape, is mainly used for connecting the pipeline with the pipeline at the position where the pipeline is required to be stretched or is inconvenient to install by a fixed elbow, and can be bent, slightly stretched or compressed.
The corrugated pipe is usually a longer corrugated pipe after production, then the corrugated pipe is cut according to the required length, the cutting knives for cutting the corrugated pipe are usually in a rotating state so as to ensure that the corrugated pipe is cut off after the cutting knives are contacted with the corrugated pipe, the cutting knives rotate at high speed to be contacted with the corrugated pipe, the temperature of the surface of each cutting knife is increased under the action of friction, the section of the corrugated pipe is heated and melted, and the influence is caused on the section of the corrugated pipe; the cooling liquid is directly sprayed to the cutter in the cutting process in the existing cooling mode for the cutter, the cooling liquid directly drops on the corrugated pipe when being sprayed, the corrugated pipe is required to be dried after being cut, and the cooling liquid falling on the cutter edge of the cutter is easily thrown out under the action of centrifugal force due to the fact that the cutter is in a continuous rotating state, so that the cooling liquid splashes, and the loss of the cooling liquid is increased.
Disclosure of Invention
The invention provides a method for manufacturing a corrugated pipe, aiming at overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a method of manufacturing corrugated tubing, comprising:
a. feeding: putting the raw materials into a vacuum feeding machine, and fully mixing the raw materials in the feeding machine;
b. plasticizing: putting the mixed raw materials into a plasticizing machine for heating and plasticizing to enable the raw materials to be in a liquid state, and extruding the liquid raw materials according to a required shape through the mutual matching of an extruder and an extrusion die;
c. molding: putting the extruded raw materials into a corrugated pipe forming machine to obtain a corrugated pipe prototype;
d. and (3) cooling: introducing the corrugated pipe into a spray water tank, and performing spray treatment on the surface of the corrugated pipe to enable the surface of the corrugated pipe to be in a room temperature state;
e. and (3) jet printing of the mark: spraying and printing a delivery mark on the surface of the corrugated pipe by using an ink-jet printer;
f. cutting: the corrugated pipe is led into a cutting machine, and the corrugated pipe is cut into required length according to the requirement;
g. and (6) inspection and warehousing: detecting various indexes of the corrugated pipe, removing defective products in the corrugated pipe, and packaging and warehousing the finished corrugated pipe;
the cutting machine in the step f comprises a processing table, a first mounting plate arranged above the processing table, a first connecting frame and a second connecting frame which are arranged at the bottom of the first mounting plate, a mounting disc arranged between the first connecting frame and the second connecting frame, and a cutter arranged on the mounting disc, wherein a hydraulic rod is arranged at the top of the first mounting plate, and driving motors used for driving the cutter to rotate are respectively arranged in the first connecting frame and the second connecting frame; the cutter is of an annular structure, a plurality of mounting grooves are formed in the mounting disc, a plurality of connecting blocks matched with the mounting grooves are arranged on the inner wall of the cutter, rubber pads are arranged on the side walls of the connecting blocks, a first cavity is formed in the mounting disc, a plurality of second cavities are formed in the side wall of the first cavity, a first connecting pipe is arranged on the first connecting frame, a second connecting pipe is arranged on the second connecting frame, a first liquid storage cavity is formed in the side wall of the first connecting frame, a second liquid storage cavity is formed in the side wall of the second connecting frame, and cooling liquid is respectively arranged in the first liquid storage cavity and the second liquid storage cavity; a first sealing door is arranged on one side of the first connecting pipe, a first liquid guiding fan is arranged on one side of the first sealing door, a second sealing door is arranged on one side of the second connecting pipe, and a second liquid guiding fan is arranged on one side of the second sealing door; after the mark is sprayed on the surface of the corrugated pipe, the corrugated pipe is placed on a processing table to move on the processing table, the corrugated pipe moves along the surface of the processing table to move below a cutter, a hydraulic rod drives a first mounting plate to move downwards, the first mounting plate pushes the cutter to move downwards to be in contact with the corrugated pipe, a driving motor drives the cutter to rotate, and the corrugated pipe is cut off after the cutter is in contact with the corrugated pipe to finish the cutting operation of the corrugated pipe; when the cutter is in a working state, the first sealing door is opened, the first liquid guide fan rotates, cooling in the first liquid storage cavity is guided into the first cavity, so that the first cavity and the second cavity are filled with cooling liquid, and heat generated when the cutter works is absorbed by the cooling liquid; after the coolant temperature in the cutter rises, second sealing door and first sealing door open, first drain fan and second drain fan rotate, in first drain fan imports the first cavity with the coolant liquid in the first stock solution intracavity, the second drain fan imports the second stock solution intracavity with the coolant liquid in the first cavity, get into new coolant liquid in the messenger first cavity, after the coolant liquid in the first cavity is changed and is accomplished, first sealing door and second sealing door close, first drain fan and second drain fan stop work.
The cooling liquid is introduced into the first cavity and the second cavity, and the cutter is cooled from the inside of the mounting disc, so that the cooling effect on the cutter is ensured, the cooling liquid is prevented from directly dripping on the surface of the corrugated pipe, and the surface of the corrugated pipe does not need to be dried; the cooling liquid is replaced under the mutual matching of the first liquid guiding fan and the second liquid guiding fan, so that the cooling effect of the cooling liquid on the cutter is ensured, the cooling liquid is prevented from splashing due to the contact with the cutter during the replacement of the cooling liquid, the cooling liquid can be recycled, and the machining cost of the corrugated pipe is reduced; the cooling liquid is fully utilized by placing the cooling liquid in the first cavity and the second cavity, so that the cutter drives the cooling liquid to flow in the first cavity and the second cavity when rotating, the cooling effect of the cooling liquid on the mounting disc is improved, the cutter is in a normal temperature state, and the flatness of the section of the corrugated pipe is ensured; the first sealing door and the second sealing door are matched with each other, and the cooling liquid is sealed in the first cavity and the second cavity when the temperature of the cooling liquid is not increased, so that the cooling liquid is conveniently and fully utilized; the cutter is cooled by introducing cooling liquid into the first cavity and the second cavity, so that the use amount of the cooling liquid is reduced, a larger cooling effect is obtained by less cooling liquid, and the machining cost of the corrugated pipe is reduced; after the connecting block was packed into the mounting groove, the rubber pad contacted with the mounting groove inner wall, increased the contact effect of connecting block and mounting groove under the rubber pad effect, blocked the connecting block in the mounting groove, made the cutter along with the rotation of mounting disc together rotate, promoted the fixed effect of cutter and mounting disc.
The extrusion pressure in the step b is 30Mpa, the rotating speed of the screw is 75-85% of the highest rotating speed, the production efficiency is reduced due to overhigh pressure, and the energy consumption ratio is increased; if the pressure is too low, the product is not easy to be molded.
The temperature distribution of each point in the axial direction of the machine barrel of the extruder in the step b is as follows: a first section of a cylinder: 80-100 ℃; second stage-sixth stage: 175-200 ℃; a machine head: 190 ℃ to 220 ℃.
And (b) after the raw materials in the step a are mixed, drying for 2 hours at the temperature of 70-80 ℃.
The temperature of the raw material melt in the step b is less than or equal to 230 ℃; the temperature is too high, the thermal degradation of the material is serious, the quality of the pipe is affected, the temperature is too low, the material plasticization is not good, and the surface of a formed product is rough.
A first transmission shaft is arranged on the first connecting frame, a first transmission wheel is arranged on the first transmission shaft, a sleeve is arranged on the first connecting frame, a third connecting pipe is arranged in the sleeve, the third connecting pipe is arranged on one side of the first connecting pipe, a gap is arranged between the first connecting pipe and the third connecting pipe, a second mounting plate is arranged in the gap, a first movable cavity is arranged in the second mounting plate, and a first sealing door is arranged in the first movable cavity; a third cavity is formed in the side wall of the first connecting pipe, an air bag is arranged in the third cavity, compressed air is filled in the air bag, a switch is arranged on the inner wall of the third cavity, and the side wall of the third cavity is made of heat conducting materials; when the switch is pressed down, the first sealing door moves along the inner wall of the first movable cavity; when the cutting knife cuts the corrugated pipe, the cutting knife and the corrugated pipe rub against each other to generate heat, the heat on the cutting knife is transferred to the mounting disc, so that the temperature of cooling liquid in the first cavity and the second cavity is increased, the temperature in the cooling liquid is transferred to the third cavity, compressed air in the air bag is heated, the compressed air is heated and expanded, the air bag is in contact with the switch, the first sealing door moves along the inner wall of the first movable cavity and enters the first movable cavity, the first sealing door is opened, the first liquid guide fan rotates to introduce the cooling liquid in the first liquid storage cavity into the first cavity, the high-temperature cooling liquid in the first cavity is replaced, the cutting knife is cooled, and the cutting knife is in a normal-temperature state; the volume of the air bag is controlled by using the temperature change of the cooling liquid, so that the arrangement of an inductor is reduced, and the equipment cost is reduced; by utilizing the expansion and contraction properties of the gas, the first sealing door is quickly opened after the temperature of the cooling liquid in the first cavity is increased, the cooling liquid in the first cavity is replaced, so that the cold area liquid in the first cavity is continuously in a normal temperature state, and the cooling effect of the cooling liquid on the cutter is improved; the first connecting pipe and the third connecting pipe are arranged in the sleeve, so that the first connecting pipe and the third connecting pipe move independently, the situation that the cutter drives the liquid guiding fan to rotate when rotating is avoided, the liquid guiding fan rotates independently relative to the cutter, and cooling liquid in the first liquid storage cavity is guided into the first cavity under the action of the liquid guiding fan; the first connecting pipe is connected through the sleeve, so that the mounting disc is connected to the connecting frame, the connecting effect of the mounting disc and the connecting frame is improved, and the reliability of equipment operation is guaranteed.
A first connecting shaft is arranged in the third connecting pipe, a connecting disc is rotatably connected onto the first connecting shaft, the first liquid guiding fan is arranged on the connecting disc, a first transmission cavity is formed in the side wall of the sleeve, a first transmission ring is arranged in the first transmission cavity, a second transmission wheel matched with the first transmission ring is arranged on the first connecting shaft, an air cylinder is arranged on the first connecting shaft and fixedly connected to the connecting disc, a push rod is arranged on a piston rod of the air cylinder, a first connecting rod is hinged to the push rod, a third transmission ring is arranged at the end, away from the push rod, of the first connecting rod, the third transmission ring is made of elastic materials, and the first connecting rod is hinged to the inner wall of the third transmission ring; when the corrugated pipe is cut, the driving motor drives the first transmission shaft to rotate, the first transmission shaft drives the first transmission wheel and the second transmission wheel to rotate, and when the temperature of the cooling liquid in the first cavity is not increased, the second transmission wheel is matched with the first transmission ring to drive the first transmission ring to idle; when the temperature of the cooling liquid in the first cavity rises, the first sealing door is opened, the air cylinder pushes the push rod to move forward, the first connecting rod rotates around the hinge point, the first connecting rod rotates to be vertical to the push rod, the third transmission ring expands under the action of the first connecting rod, the third transmission ring is in contact with the first transmission ring, the first transmission ring rotates to drive the third transmission ring to rotate, and therefore the first liquid guide fan rotates, the cooling liquid in the first liquid storage cavity is guided into the first cavity to replace the cooling liquid in the first cavity, and the cutter is kept at a room temperature state; the third transmission ring is controlled by the movement of the push rod through the first connecting rod, so that the third transmission ring is matched with the first transmission ring as required, the liquid guide fan is driven to rotate under the action of the first transmission ring, and a guiding effect is realized on the flowing of the cooling liquid, so that the replacement of the cooling liquid in the first cavity is completed; with the coaxial setting of first drive wheel and second drive wheel, make first drive wheel and second drive wheel rotate under the driving motor effect in step, carry out make full use of driving motor's kinetic energy, need not additionally to set up the power supply, make the rotation of drain fan and the rotation of cutter go on in step, make the change of first cavity intracavity cold district liquid more convenient.
The invention has the following advantages: the cooling liquid is introduced into the first cavity and the second cavity, and the cutter is cooled from the inside of the mounting disc, so that the cooling effect on the cutter is ensured, the cooling liquid is prevented from directly dripping on the surface of the corrugated pipe, and the surface of the corrugated pipe does not need to be dried; under mutually supporting of first drain fan and second drain fan, change the coolant liquid, guarantee the coolant liquid to the cooling effect of cutter, make the coolant liquid splash with the cutter contact when avoiding the coolant liquid to change, make recoverable reuse of coolant liquid, reduce bellows processing cost.
Drawings
Fig. 1 is a schematic structural view of the cutting machine of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
FIG. 3 is a first cross-sectional view of the cutting machine of the present invention.
Fig. 4 is an enlarged view of fig. 3 at B.
Fig. 5 is an enlarged view of fig. 3 at C.
Fig. 6 is a schematic cross-sectional view of a cutting machine according to the present invention.
Fig. 7 is an enlarged view of fig. 6 at D.
Detailed Description
Example 1:
a method of manufacturing corrugated tubing, comprising: a. feeding: putting the raw materials into a vacuum feeding machine, and fully mixing the raw materials in the feeding machine; b. plasticizing: putting the mixture into a plasticizing machine for heating and plasticizing to enable the raw materials to be in a liquid state, and extruding the liquid raw materials according to a required shape through the mutual matching of an extruder and an extrusion die; c. molding: putting the extruded raw materials into a corrugated pipe forming machine to obtain a corrugated pipe prototype; d. and (3) cooling: introducing the corrugated pipe into a spray water tank, and performing spray treatment on the surface of the corrugated pipe to enable the surface of the corrugated pipe to be in a room temperature state; e. and (3) jet printing of the mark: spraying and printing a delivery mark on the surface of the corrugated pipe by using an ink-jet printer; f. cutting: the corrugated pipe is led into a cutting machine, and the corrugated pipe is cut into required length according to the requirement; g. and (6) inspection and warehousing: detecting various indexes of the corrugated pipe, removing defective products in the corrugated pipe, and packaging and warehousing the finished corrugated pipe; the extrusion pressure in the step b is 30Mpa, and the rotating speed of the screw is 75-85% of the maximum rotating speed; the temperature distribution of each point in the axial direction of the machine barrel of the extruder in the step b is as follows: the first section of the machine barrel is 80 ℃; the second section to the sixth section are 175 ℃; the machine head is 190 ℃; after the raw materials in the step a are mixed, drying for 2 hours at the temperature of 70 ℃; the melt temperature of the raw materials in the step b is 230 ℃.
As shown in fig. 1 to 7, the cutting machine in step f includes a processing table 1, a first mounting plate 2 disposed above the processing table 1, a first connecting frame 3 and a second connecting frame 4 disposed at the bottom of the first mounting plate 2, a mounting plate 22 disposed between the first connecting frame 3 and the second connecting frame 4, and a cutting knife 23 disposed on the mounting plate 22, wherein a hydraulic rod 21 is disposed at the top of the first mounting plate 2, and driving motors for driving the cutting knife 23 to rotate are respectively disposed in the first connecting frame 3 and the second connecting frame 4; the cutting knife 23 is of an annular structure, a plurality of mounting grooves are formed in the mounting disc 22, a plurality of connecting blocks 231 matched with the mounting grooves are formed in the inner wall of the cutting knife 23, rubber pads are arranged on the side wall of each connecting block 231, a first cavity 221 is formed in the mounting disc 22, a plurality of second cavities 222 are formed in the side wall of each first cavity 221, a first connecting pipe 34 is arranged on the first connecting frame 3, a second connecting pipe is arranged on the second connecting frame 4, a first liquid storage cavity 31 is formed in the side wall of the first connecting frame 3, a second liquid storage cavity is formed in the side wall of the second connecting frame 4, and cooling liquid is respectively arranged in the first liquid storage cavity 31 and the second liquid storage cavity; a first sealing door 37 is arranged on one side of the first connecting pipe 33, a first liquid guiding fan 381 is arranged on one side of the first sealing door 37, a second sealing door is arranged on one side of the second connecting pipe, and a second liquid guiding fan is arranged on one side of the second sealing door; the direction of cold area liquid flow driven by the first liquid guide fan is the same as the direction of cold area liquid flow driven by the second liquid guide fan; after the mark is sprayed on the surface of the corrugated pipe, the corrugated pipe is placed on a processing table 1, the corrugated pipe moves on the processing table 1, the corrugated pipe moves along the surface of the processing table 1, the corrugated pipe moves to the position below a cutter 23, a hydraulic rod 21 drives a first mounting plate 2 to move downwards, the first mounting plate 2 pushes the cutter 23 to move downwards to be in contact with the corrugated pipe, a driving motor drives the cutter 23 to rotate, the cutter 23 is cut off after being in contact with the corrugated pipe, and the cutting operation of the corrugated pipe is completed; when the cutter 23 is in a working state, the first sealing door 37 is opened, the first liquid guiding fan 381 rotates, the cooling in the first liquid storage cavity 31 is guided into the first cavity 221, the first cavity 221 and the second cavity 222 are filled with the cooling liquid, and the heat generated when the cutter 23 works is absorbed by the cooling liquid; after the temperature of the coolant in the cutter 23 rises, the second sealing door and the first sealing door 37 are opened, the first liquid guiding fan 381 and the second liquid guiding fan rotate, the first liquid guiding fan 381 guides the coolant in the first liquid storage cavity 31 into the first cavity 221, the second liquid guiding fan guides the coolant in the first cavity 221 into the second liquid storage cavity, new coolant enters the first cavity 221, after the coolant in the first cavity 221 is replaced, the first sealing door 37 and the second sealing door are closed, and the first liquid guiding fan 381 and the second liquid guiding fan stop working.
The cooling liquid is introduced into the first cavity and the second cavity, and the cutter is cooled from the inside of the mounting disc, so that the cooling effect on the cutter is ensured, the cooling liquid is prevented from directly dripping on the surface of the corrugated pipe, and the surface of the corrugated pipe does not need to be dried; the cooling liquid is replaced under the mutual matching of the first liquid guiding fan and the second liquid guiding fan, so that the cooling effect of the cooling liquid on the cutter is ensured, the cooling liquid is prevented from splashing due to the contact with the cutter during the replacement of the cooling liquid, the cooling liquid can be recycled, and the machining cost of the corrugated pipe is reduced; the cooling liquid is fully utilized by placing the cooling liquid in the first cavity and the second cavity, so that the cutter drives the cooling liquid to flow in the first cavity and the second cavity when rotating, the cooling effect of the cooling liquid on the mounting disc is improved, the cutter is in a normal temperature state, and the flatness of the section of the corrugated pipe is ensured; the first sealing door and the second sealing door are matched with each other, and the cooling liquid is sealed in the first cavity and the second cavity when the temperature of the cooling liquid is not increased, so that the cooling liquid is conveniently and fully utilized; the cutter is cooled by introducing cooling liquid into the first cavity and the second cavity, so that the use amount of the cooling liquid is reduced, a larger cooling effect is obtained by less cooling liquid, and the machining cost of the corrugated pipe is reduced; after the connecting block was packed into the mounting groove, the rubber pad contacted with the mounting groove inner wall, increased the contact effect of connecting block and mounting groove under the rubber pad effect, blocked the connecting block in the mounting groove, made the cutter along with the rotation of mounting disc together rotate, promoted the fixed effect of cutter and mounting disc.
The structure on the left side of the mounting disc is the same as the structure on the right side of the mounting disc, namely the structure of the first connecting frame is the same as that of the second connecting frame; the first mounting plate is provided with a sliding groove, the top of the first connecting frame is provided with a sliding block matched with the sliding groove, the top of the first connecting frame is provided with a first connecting plate, the first connecting plate is provided with a first threaded hole, the first mounting plate is provided with a second threaded hole matched with the first threaded hole, after the sliding block moves to one end of the sliding groove along the sliding groove, the first threaded hole is aligned with the second threaded hole, the first connecting frame is fixed through screws, and the first connecting frame is fixed on the first mounting plate; the second connecting frame is directly fixedly connected to the first mounting plate through screws.
The first connecting pipe and the second connecting pipe are identical in structure, the first connecting pipe penetrates through the first cavity, a limiting plate 332 is arranged on the inner wall of the first cavity, and the first connecting pipe is fixedly connected with the limiting plate through a screw; when the cutter is replaced, the screw at the top of the first connecting frame is turned out, then the screw on the side wall of the mounting disc is turned out, the first connecting frame is detached from the first mounting plate, the connecting block is detached from the mounting groove, so that the cutter is detached from the mounting disc, the connecting block of a new cutter is aligned with the mounting groove, the connecting block is pressed into the mounting groove, and the replacement of the cutter is completed; and then, the first connecting frame is pushed along the sliding groove, the sliding block moves to one end of the sliding groove, the screws are turned on the side wall of the mounting disc, the first connecting pipe is fixed with the limiting plate, the screws are turned on the first connecting plate, the first connecting plate is fixed on the mounting plate, and the first connecting frame is mounted.
The first liquid storage cavity and the second liquid storage cavity are communicated through a liquid conveying pipe 32, water pumps are respectively arranged in the first liquid storage cavity and the second liquid storage cavity, the water pumps are small water pumps, and two ends of the liquid conveying pipe are fixedly connected to the side walls of the first liquid storage cavity and the second liquid storage cavity through screws; under the action of the infusion tube, the cooling liquid in the first liquid storage cavity and the cooling liquid in the second liquid storage cavity are mutually replaced, and the cooling liquid in the second liquid storage cavity is cooled by the cold area liquid in the first liquid storage cavity, so that the cold area liquid in the second liquid storage cavity is rapidly cooled, and the cooling liquid is reused; through being linked together first stock solution chamber and second stock solution chamber, make the coolant liquid can not reduce in the use, avoided the waste of coolant liquid, very big reduction bellows processing cost.
A first transmission shaft 310 is arranged on the first connecting frame 3, the first transmission shaft 310 is connected with the output shaft of the driving motor, a first driving wheel 320 is arranged on the first transmission shaft 310, a sleeve 35 is arranged on the first connecting frame 3, a third connecting pipe 34 is arranged in the sleeve 35, the third connecting pipe 34 is arranged on one side of the first connecting pipe 33, a gap is arranged between the first connecting pipe 33 and the third connecting pipe 34, a second mounting plate 36 is arranged in the gap, a first movable cavity 361 is arranged in the second mounting plate 36, and the first sealing door 37 is arranged in the first movable cavity 361; a third cavity 331 is formed in the side wall of the first connecting pipe 33, an air bag is arranged in the third cavity 331, compressed air is filled in the air bag, a switch is arranged on the inner wall of the third cavity 331, and the side wall of the third cavity 331 is made of a heat conducting material; when the switch is pressed, the first sealing door 37 moves along the inner wall of the first movable cavity 361; when the cutting knife 23 cuts the corrugated pipe, the cutting knife 23 and the corrugated pipe rub against each other to generate heat, the heat on the cutting knife 23 is transferred to the mounting disc 22, so that the temperature of the cooling liquid in the first cavity 221 and the second cavity 222 is raised, the temperature in the cooling liquid is transferred to the third cavity 331, the compressed air in the air bag is heated, the compressed air is heated and expanded to enable the air bag to be in contact with the switch, the first sealing door 37 moves along the inner wall of the first movable cavity 361 to enter the first movable cavity 361, so that the first sealing door 37 is opened, the first liquid guiding fan 381 rotates to introduce the cooling liquid in the first liquid storage cavity 31 into the first cavity 221, the high-temperature cooling liquid in the first cavity 221 is replaced, the cutting knife 23 is cooled, and the cutting knife 23 is in a normal temperature state; the volume of the air bag is controlled by using the temperature change of the cooling liquid, so that the arrangement of an inductor is reduced, and the equipment cost is reduced; by utilizing the expansion and contraction properties of the gas, the first sealing door is quickly opened after the temperature of the cooling liquid in the first cavity is increased, the cooling liquid in the first cavity is replaced, so that the cold area liquid in the first cavity is continuously in a normal temperature state, and the cooling effect of the cooling liquid on the cutter is improved; the first connecting pipe and the third connecting pipe are arranged in the sleeve, so that the first connecting pipe and the third connecting pipe move independently, the situation that the cutter drives the liquid guiding fan to rotate when rotating is avoided, the liquid guiding fan rotates independently relative to the cutter, and cooling liquid in the first liquid storage cavity is guided into the first cavity under the action of the liquid guiding fan; the first connecting pipe is connected through the sleeve, so that the mounting disc is connected to the connecting frame, the connecting effect of the mounting disc and the connecting frame is improved, and the running reliability of equipment is guaranteed.
The mounting disc both sides all are equipped with the sleeve pipe, be equipped with second transmission chamber on the sleeve pipe lateral wall, be equipped with second transmission ring 352 in the second transmission chamber, second transmission ring inner wall contacts with first connecting pipe lateral wall, first connecting pipe rotatable coupling is intraductal in the sleeve, be equipped with the logical groove of second on the second transmission chamber lateral wall, first drive wheel wears to locate the second and leads to the inslot and contact with second transmission ring, it rotates to drive second transmission ring when making first drive wheel rotate, second transmission ring drives first connecting pipe and rotates, first connecting pipe drives the mounting disc and rotates, thereby make the cutter rotate, realize the rotary motion of cutter.
A first connecting shaft 38 is arranged in the third connecting pipe 34, and the first connecting shaft is fixedly connected in the third connecting pipe through a second connecting rod; the first connecting shaft 38 is rotatably connected with a connecting disc, the first liquid guiding fan 381 is arranged on the connecting disc, a first transmission cavity is arranged on the side wall of the sleeve 35, a first transmission ring 310 is arranged in the first transmission cavity, a second transmission wheel 330 matched with the first transmission ring 310 is arranged on the first connecting shaft 38, a second through groove is arranged on the side wall of the first transmission cavity, and the second transmission wheel penetrates through the second through groove; the first connecting shaft 38 is provided with an air cylinder which is fixedly connected to the connecting disc, a push rod 382 is arranged on a piston rod of the air cylinder, a first connecting rod 383 is hinged to the push rod 382, a third transmission ring 39 is arranged at the end, away from the push rod 382, of the first connecting rod 383, the third transmission ring 39 is made of rubber materials, the first connecting rod 383 is hinged to the inner wall of the third transmission ring 39, and a baffle 351 matched with the third transmission ring is arranged on the inner wall of the sleeve, so that the third transmission ring cannot move horizontally; when the corrugated pipe is cut, the driving motor drives the first transmission shaft 310 to rotate, the first transmission shaft 310 drives the first transmission wheel 320 and the second transmission wheel 330 to rotate, and when the temperature of the cooling liquid in the first cavity 221 is not increased, the second transmission wheel 330 is matched with the first transmission ring 353 to drive the first transmission ring 353 to idle; when the temperature of the coolant in the first cavity 221 rises, the first sealing door 37 is opened, the air cylinder pushes the push rod 382 to move forward, so that the first connecting rod 383 rotates around a hinge point, after the first connecting rod 383 rotates to be perpendicular to the push rod 382, the third transmission ring 39 expands under the action of the first connecting rod 383, so that the third transmission ring 39 is in contact with the first transmission ring 353, the first transmission ring 353 rotates to drive the third transmission ring 39 to rotate, so that the first liquid guide fan 381 rotates, the coolant in the first liquid storage cavity 31 is guided into the first cavity 221, the coolant in the first cavity 221 is replaced, and the cutter 23 is kept at a room temperature state; the friction force between the third connecting ring and the first connecting ring is increased through the rubber material of the third connecting ring, so that the first connecting ring drives the third connecting ring to rotate together when rotating, and rotary power is provided for the liquid guide fan.
A cover plate 223 is hinged on the inner wall of the second cavity, a plurality of through holes are formed in the cover plate, one end of the cover plate is hinged on the inner wall of the second cavity, and when the cover plate rotates to the upper part, the other end of the cover plate turns downwards under the action of gravity; after the cooling liquid enters the first cavity, the cooling liquid in the first cavity is pushed into the second cavity from the through hole under the action of hydraulic pressure, so that the first cavity and the second cavity are filled with the cooling liquid; when the cooling liquid is replaced, the cover plate which rotates to the upper part is opened under the action of gravity, the cooling liquid in the second cavity falls into the first cavity, a small part of the cooling liquid enters the second first movable cavity which is positioned at the lower part of the second cavity through the through hole, most of the cooling liquid is retained in the first cavity, and the cooling liquid retained in the first cavity is sent into the second liquid storage cavity under the action of the second liquid guide fan, so that new cold area liquid can conveniently enter the first cavity; because the mounting disc is in a continuous rotating state, each second cavity rotates to the upper part, and therefore the original cooling liquid in the second cavities is discharged; after the new cooling liquid enters the first cavity, one part of the new cooling liquid is discharged along with the original cold area liquid, and the other part of the new cooling liquid enters the second cavity through the through hole to finish the replacement of the cooling liquid.
The machining table is provided with a groove 11, two sides of the groove are respectively provided with a support shaft 12, a third driving wheel 121 is rotatably connected onto the support shafts, a driving belt 13 is sleeved on the third driving wheel, and the groove plays a role in positioning the corrugated pipe, so that the corrugated pipe is stably arranged on the machining table, and the corrugated pipe is prevented from rolling on the machining table; after the corrugated pipe is arranged on the machining table, the transmission belt is in contact with the side wall of the corrugated pipe, the corrugated pipe is driven to move under the action of the transmission belt, so that the corrugated pipe stably moves on the machining table, and the corrugated pipe is conveyed to the position below the cutter to cut the corrugated pipe.
The side walls of two sides of the processing table are provided with movable grooves 14, a third connecting rod 15 is rotatably connected in the movable grooves, the third connecting rod is provided with a fixed claw 151, the fixed claw is provided with a fixed spring, the top of the fixed spring is provided with a fixed plate 152, a second connecting shaft penetrates through the third connecting rod, the processing table is provided with a second movable cavity, the second connecting shaft is arranged in the second movable cavity, the side wall of the second movable cavity is provided with an opening, the side wall of the processing table is provided with a control motor 16, the output shaft of the control motor is provided with a fourth driving wheel 161, and the fourth driving wheel is in transmission fit; the fixed claw is arranged below the cutter; after the bellows moved to the cutter below, the drive belt stall, adjustment motor drive fourth drive wheel rotated, made the fourth drive wheel drive second connecting axle and rotated to make the stationary dog up overturn, the stationary dog upset to contact with the bellows lateral wall, make fixed plate and bellows lateral wall contact, fix the bellows on the processing platform, prevent that the bellows from taking place to rock when the cutter is cutting the bellows, guarantee the planarization of bellows tangent plane.
After the corrugated pipe is placed on the machining table, the corrugated pipe is enabled to move on the machining table under the action of the transmission belt, when the corrugated pipe moves below the cutter, the fixing claw turns upwards to be in contact with the side wall of the corrugated pipe, the corrugated pipe is fixed, the hydraulic rod drives the first mounting plate to move downwards, the driving motor drives the cutter to rotate, and cutting treatment on the corrugated pipe is completed; when the temperature of the cutter rises, the temperature of the cutter is transferred to the cooling liquid in the first cavity and the second cavity, the temperature of the cooling liquid rises, heat is transferred into the third cavity, compressed air is heated to expand, the air bag is expanded, the air bag is contacted with the switch after being expanded, the first sealing door and the second sealing door are opened, the air cylinder pushes the push rod to move, the first connecting rod pushes the third transmission ring to expand outwards, the third transmission ring is contacted with the first transmission ring, the first transmission ring drives the third transmission ring to rotate, so that the first liquid guide fan and the second liquid guide fan rotate, the cold area liquid in the first liquid storage cavity enters the first cavity and the second cavity under the action of the first liquid guide fan and the second liquid guide fan, the cooling liquid in the first cavity and the second cavity enters the second liquid storage cavity, the replacement of the cooling liquid in the first cavity and the second cavity is completed, and the cutter is continuously in a room temperature state, prevent that cutter high temperature from causing the influence to the bellows tangent plane, promote the cutting effect to the bellows.
Example 2:
a method of manufacturing corrugated tubing, comprising: a. feeding: putting the raw materials into a vacuum feeding machine, and fully mixing the raw materials in the feeding machine; b. plasticizing: putting the mixture into a plasticizing machine for heating and plasticizing to enable the raw materials to be in a liquid state, and extruding the liquid raw materials according to a required shape through the mutual matching of an extruder and an extrusion die; c. molding: putting the extruded raw materials into a corrugated pipe forming machine to obtain a corrugated pipe prototype; d. and (3) cooling: introducing the corrugated pipe into a spray water tank, and performing spray treatment on the surface of the corrugated pipe to enable the surface of the corrugated pipe to be in a room temperature state; e. and (3) jet printing of the mark: spraying and printing a delivery mark on the surface of the corrugated pipe by using an ink-jet printer; f. cutting: the corrugated pipe is led into a cutting machine, and the corrugated pipe is cut into required length according to the requirement; g. and (6) inspection and warehousing: detecting various indexes of the corrugated pipe, removing defective products in the corrugated pipe, and packaging and warehousing the finished corrugated pipe; the extrusion pressure in the step b is 30Mpa, and the rotating speed of the screw is 75-85% of the maximum rotating speed; the temperature distribution of each point in the axial direction of the machine barrel of the extruder in the step b is as follows: the first section of the machine barrel is 100 ℃; the second section to the sixth section are 200 ℃; the head is 220 ℃; b, drying the raw materials in the step a for 2 hours at the temperature of 80 ℃ after the raw materials are mixed; the temperature of the raw material melt in the step b is 220 ℃; the cutter structure is the same as that in embodiment 1.
Example 3:
a method of manufacturing corrugated tubing, comprising: a. feeding: putting the raw materials into a vacuum feeding machine, and fully mixing the raw materials in the feeding machine; b. plasticizing: putting the mixture into a plasticizing machine for heating and plasticizing to enable the raw materials to be in a liquid state, and extruding the liquid raw materials according to a required shape through the mutual matching of an extruder and an extrusion die; c. molding: putting the extruded raw materials into a corrugated pipe forming machine to obtain a corrugated pipe prototype; d. and (3) cooling: introducing the corrugated pipe into a spray water tank, and performing spray treatment on the surface of the corrugated pipe to enable the surface of the corrugated pipe to be in a room temperature state; e. and (3) jet printing of the mark: spraying and printing a delivery mark on the surface of the corrugated pipe by using an ink-jet printer; f. cutting: the corrugated pipe is led into a cutting machine, and the corrugated pipe is cut into required length according to the requirement; g. and (6) inspection and warehousing: detecting various indexes of the corrugated pipe, removing defective products in the corrugated pipe, and packaging and warehousing the finished corrugated pipe; the extrusion pressure in the step b is 30Mpa, and the rotating speed of the screw is 75-85% of the maximum rotating speed; the temperature distribution of each point in the axial direction of the machine barrel of the extruder in the step b is as follows: the first section of the machine barrel is 90 ℃; the second section to the sixth section are 190 ℃; the head is 200 ℃; b, drying the raw materials in the step a for 2 hours at the temperature of 75 ℃ after the raw materials are mixed; the temperature of the raw material melt in the step b is 210 ℃; the cutter structure is the same as that in embodiment 1.
Claims (7)
1. A method for manufacturing corrugated pipe is characterized in that: the method comprises the following steps:
a. feeding: putting the raw materials into a vacuum feeding machine, and fully mixing the raw materials in the feeding machine;
b. plasticizing: putting the mixed raw materials into a plasticizing machine for heating and plasticizing to enable the raw materials to be in a liquid state, and extruding the liquid raw materials according to a required shape through the mutual matching of an extruder and an extrusion die;
c. molding: putting the extruded raw materials into a corrugated pipe forming machine to obtain a corrugated pipe prototype;
d. and (3) cooling: introducing the corrugated pipe into a spray water tank, and performing spray treatment on the surface of the corrugated pipe to enable the surface of the corrugated pipe to be in a room temperature state;
e. and (3) jet printing of the mark: spraying and printing a delivery mark on the surface of the corrugated pipe by using an ink-jet printer;
f. cutting: the corrugated pipe is led into a cutting machine, and the corrugated pipe is cut into required length according to the requirement;
g. and (6) inspection and warehousing: detecting various indexes of the corrugated pipe, removing defective products in the corrugated pipe, and packaging and warehousing the finished corrugated pipe;
the cutting machine in the step f comprises a processing table (1), a first mounting plate (2) arranged above the processing table (1), a first connecting frame (3) and a second connecting frame (4) arranged at the bottom of the first mounting plate (2), a mounting disc (22) arranged between the first connecting frame (3) and the second connecting frame (4) and a cutter (23) arranged on the mounting disc (22), wherein a hydraulic rod (21) is arranged at the top of the first mounting plate (2), and driving motors used for driving the cutter (23) to rotate are respectively arranged in the first connecting frame (3) and the second connecting frame (4); the cutting knife (23) is of an annular structure, a plurality of mounting grooves are formed in the mounting disc (22), a plurality of connecting blocks (231) matched with the mounting grooves are arranged on the inner wall of the cutting knife (23), rubber pads are arranged on the side walls of the connecting blocks (231), a first cavity (221) is formed in the mounting disc (22), a plurality of second cavities (222) are formed in the side wall of the first cavity (221), a first connecting pipe (34) is arranged on the first connecting frame (3), a second connecting pipe is arranged on the second connecting frame (4), a first liquid storage cavity (31) is formed in the side wall of the first connecting frame (3), a second liquid storage cavity is formed in the side wall of the second connecting frame (4), and cooling liquid is respectively filled in the first liquid storage cavity (31) and the second liquid storage cavity; a first sealing door (37) is arranged on one side of the first connecting pipe (33), a first liquid guiding fan (381) is arranged on one side of the first sealing door (37), a second sealing door is arranged on one side of the second connecting pipe, and a second liquid guiding fan is arranged on one side of the second sealing door; after the mark is sprayed on the surface of the corrugated pipe, the corrugated pipe is placed on a processing table (1) and is moved on the processing table (1), the corrugated pipe moves along the surface of the processing table (1) and is moved to the position below a cutter (23), a hydraulic rod (21) drives a first mounting plate (2) to move downwards, the first mounting plate (2) pushes the cutter (23) to move downwards to be contacted with the corrugated pipe, a driving motor drives the cutter (23) to rotate, and the cutter (23) is cut off after being contacted with the corrugated pipe, so that the cutting operation of the corrugated pipe is completed; when the cutter (23) is in a working state, the first sealing door (37) is opened, the first liquid guiding fan (381) rotates, cooling in the first liquid storage cavity (31) is guided into the first cavity (221), the first cavity (221) and the second cavity (222) are filled with cooling liquid, and heat generated when the cutter (23) works is absorbed by the cooling liquid; when the temperature of the cooling liquid in the cutter (23) rises, the second sealing door and the first sealing door (37) are opened, the first liquid guiding fan (381) and the second liquid guiding fan rotate, the first liquid guiding fan (381) guides the cooling liquid in the first liquid storage cavity (31) into the first cavity (221), the second liquid guiding fan guides the cooling liquid in the first cavity (221) into the second liquid storage cavity, new cooling liquid enters the first cavity (221), after the cooling liquid in the first cavity (221) is replaced, the first sealing door (37) and the second sealing door are closed, and the first liquid guiding fan (381) and the second liquid guiding fan stop working.
2. A method of manufacturing a corrugated pipe as set forth in claim 1, wherein: and c, the extrusion pressure in the step b is 30Mpa, and the rotating speed of the screw is 75-85% of the highest rotating speed.
3. A method of manufacturing a corrugated pipe as set forth in claim 1, wherein: the temperature distribution of each point in the axial direction of the machine barrel of the extruder in the step b is as follows: a first section of a cylinder: 80-100 ℃; second stage-sixth stage: 175-200 ℃; a machine head: 190 ℃ to 220 ℃.
4. A method of manufacturing a corrugated pipe as set forth in claim 1, wherein: and (b) after the raw materials in the step a are mixed, drying for 2 hours at the temperature of 70-80 ℃.
5. A method of manufacturing a corrugated pipe as set forth in claim 1, wherein: the temperature of the raw material melt in the step b is less than or equal to 230 ℃.
6. A method of manufacturing a corrugated pipe as set forth in claim 1, wherein: a first transmission shaft (310) is arranged on the first connecting frame (3), the first transmission shaft (310) is connected with the output shaft of the driving motor, a first transmission wheel (320) is arranged on the first transmission shaft (310), a sleeve (35) is arranged on the first connecting frame (3), a third connecting pipe (34) is arranged in the sleeve (35), the third connecting pipe (34) is arranged on one side of the first connecting pipe (33), a gap is arranged between the first connecting pipe (33) and the third connecting pipe (34), a second mounting plate (36) is arranged in the gap, a first movable cavity (361) is arranged in the second mounting plate (36), and a first sealing door (37) is arranged in the first movable cavity (361); a third cavity (331) is formed in the side wall of the first connecting pipe (33), an air bag is arranged in the third cavity (331), compressed air is filled in the air bag, a switch is arranged on the inner wall of the third cavity (331), and the side wall of the third cavity (331) is made of heat conducting materials; when the switch is pressed down, the first sealing door (37) moves along the inner wall of the first movable cavity (361); when the cutting knife (23) cuts the corrugated pipe, the cutting knife (23) and the corrugated pipe rub against each other to generate heat, the heat on the cutting knife (23) is transferred to the mounting disc (22), so that the temperature of cooling liquid in the first cavity (221) and the second cavity (222) is increased, the temperature in the cooling liquid is transferred to the third cavity (331), compressed air in the air bag is heated, the air bag is heated and expanded to enable the air bag to be in contact with the switch, the first sealing door (37) moves into the first movable cavity (361) along the inner wall of the first movable cavity (361) to enable the first sealing door (37) to be opened, the first liquid guiding fan (381) rotates to enable the cooling liquid in the first liquid storage cavity (31) to be introduced into the first cavity (221), the high-temperature cooling liquid in the first cavity (221) is replaced, the cutting knife (23) is cooled, and the cutting knife (23) is in a normal-temperature state.
7. A method of manufacturing a corrugated pipe as set forth in claim 6, wherein: a first connecting shaft (38) is arranged in the third connecting pipe (34), a connecting disc is rotatably connected on the first connecting shaft (38), the first liquid guiding fan (381) is arranged on the connecting disc, a first transmission cavity is arranged on the side wall of the sleeve (35), a first transmission ring (353) is arranged in the first transmission cavity, a second transmission wheel (330) matched with the first transmission ring (353) is arranged on the first connecting shaft (38), the first connecting shaft (38) is provided with an air cylinder which is fixedly connected on the connecting disc, a push rod (382) is arranged on the piston rod of the cylinder, a first connecting rod (383) is hinged on the push rod (382), the end of the first connecting rod (383) far away from the push rod (382) is provided with a third transmission ring (39), the third transmission ring (39) is made of elastic materials, and the first connecting rod (383) is hinged on the inner wall of the third transmission ring (39); when the corrugated pipe is cut, the driving motor drives the first transmission shaft (310) to rotate, the first transmission shaft (310) drives the first transmission wheel (320) and the second transmission wheel (330) to rotate, and when the temperature of the cooling liquid in the first cavity (221) is not increased, the second transmission wheel (330) is matched with the first transmission ring (353) to drive the first transmission ring (353) to idle; when the temperature of the cooling liquid in the first cavity (221) rises, the first sealing door (37) is opened, the air cylinder pushes the push rod (382) to move forwards, the first connecting rod (383) rotates around a hinge point, the first connecting rod (383) rotates to be perpendicular to the push rod (382), the third transmission ring (39) expands under the action of the first connecting rod (383), the third transmission ring (39) is made to be in contact with the first transmission ring (353), the first transmission ring (353) rotates to drive the third transmission ring (39) to rotate, the first liquid guide fan (381) rotates, the cooling liquid in the first liquid storage cavity (31) is led into the first cavity (221), the cooling liquid in the first cavity (221) is replaced, and the cutter (23) is kept at a room temperature state.
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| CN110696370B (en) * | 2019-10-21 | 2021-01-19 | 杭州眠之梦科技有限公司 | Ultrasonic welding method for fabric |
| CN111113966B (en) * | 2019-12-31 | 2020-11-10 | 安吉兴华电力管道股份有限公司 | Power pipeline machining method |
| CN111469227B (en) * | 2020-04-16 | 2022-07-26 | 龙泉市众伟竹木有限公司 | Bamboo strip green removing machine and using method thereof |
| CN115673831B (en) * | 2022-12-22 | 2023-03-10 | 山东易正机械有限公司 | Cutter clamping and fixing device for machining transmission shaft |
| CN116653023B (en) * | 2023-07-28 | 2023-09-26 | 甘肃雨禾节水灌溉设备有限公司 | PVC pipe production is with high-efficient cutting equipment |
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