CN114147986A - Integrated into one piece system of silicon rubber double-pipe - Google Patents

Integrated into one piece system of silicon rubber double-pipe Download PDF

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Publication number
CN114147986A
CN114147986A CN202111286321.9A CN202111286321A CN114147986A CN 114147986 A CN114147986 A CN 114147986A CN 202111286321 A CN202111286321 A CN 202111286321A CN 114147986 A CN114147986 A CN 114147986A
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China
Prior art keywords
groove
circular groove
shell
air
circular
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CN202111286321.9A
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Chinese (zh)
Inventor
宋延芳
黄文强
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Individual
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Individual
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Priority to CN202111286321.9A priority Critical patent/CN114147986A/en
Publication of CN114147986A publication Critical patent/CN114147986A/en
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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
    • 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
    • B26D1/04—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 linearly-movable cutting member
    • B26D1/06—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 linearly-movable cutting member wherein the cutting member reciprocates
    • 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
    • B26D7/18—Means for removing cut-out material or waste
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • 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
    • 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
    • B29L2023/22—Tubes or pipes, i.e. rigid

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)

Abstract

The invention belongs to the technical field of manufacturing of double-shaped pipes, and particularly relates to an integrated forming system of a silicon rubber double-shaped pipe, which comprises a shell, a forming mechanism, a cutting mechanism and a controller, wherein the shell is provided with a cavity; a first circular groove is formed in the shell; the first circular groove penetrates through the lower surface of the shell; a feeding groove is formed in the upper part of the inner part of the shell on the right side of the first circular groove; the first circular groove is communicated with the feeding groove; a second circular groove is formed in the lower portion of the inner portion of the shell; the drainage tube cutting device is simple in structure, can cut the tube body of the drainage tube into a preset length after the drainage tube with a multi-section structure is formed in a die, does not need secondary processing on the drainage tube in the later period, is simple to operate, and is beneficial to improving the production rate of the drainage tube.

Description

Integrated into one piece system of silicon rubber double-pipe
Technical Field
The invention belongs to the technical field of manufacturing of double-shaped pipes, and particularly relates to an integrated forming system of a silicon rubber double-shaped pipe.
Background
The silicone rubber is a large product with the largest yield and the most wide application in organic silicon products, the general medical drainage tube is made of the silicone rubber, the tube body of the currently used drainage tube is composed of two tube types, including a single-cavity tube and a sealed inner cross tube, and the two tubes are required to be sequentially bonded to form a complete drainage tube body in the production process; although the drainage tube with a multi-section structure can be extruded and formed once through an extrusion die in the prior art, the single-cavity tube and the sealed inner cross tube are not required to be bonded for the second time outside, the extruded and formed drainage tube still needs to be sheared through an external machine, the steps of production procedures are increased, the production speed of the drainage tube is not improved, and meanwhile, the production cost is improved.
The technical scheme of integral forming of the silicon rubber double-shaped tube also appears in the prior art, for example, a Chinese patent with application number of CN201721674995.5 discloses a catheter body forming die, wherein a mandril is arranged in a die seat along the axial direction, an axial cross groove is arranged on the mandril, a cross core which can slide in the mandril and is matched with the cross groove to form a complete cylindrical surface is also arranged in the die seat, when the cross core is matched with the cross groove, a cavity is formed between the complete cylindrical surface and the inner wall of the die seat, a glue inlet communicated with the forming cavity is arranged on the die seat, four slotting tools which can slide in the die seat along the radial direction and can abut against the outer side wall of the mandril are also arranged in the die seat, and the catheter body forming die further comprises a first driving part for driving the cross core to slide and a second driving part for driving the slotting tools to slide; although the device can realize the production to multistage cross flower strip catheter, the device can't realize cutting the catheter body into predetermined length after the shaping to multistage cross catheter in the mould, needs the later stage to carry out secondary operation to the catheter, and the process is complicated, and is unfavorable for work improvement catheter's production efficiency.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in the prior art, a drainage tube with a multi-section structure can be extruded and formed at one time through an extrusion die, a single-cavity tube and a sealed inner cross tube are not required to be bonded for the second time outside, but the extruded and formed drainage tube still needs to be sheared through an external machine, so that the production process steps are increased, the production rate of the drainage tube is not improved, and the production cost is improved, the invention provides an integrated forming system of a silicon rubber double-tube.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an integrated forming system of a silicon rubber double-shaped pipe, which comprises a shell, a forming mechanism, a cutting mechanism and a controller, wherein the shell is provided with a cavity; a first circular groove is formed in the shell; the first circular groove penetrates through the lower surface of the shell; a feeding groove is formed in the upper part of the inner part of the shell on the right side of the first circular groove; the first circular groove is communicated with the feeding groove; a second circular groove is formed in the lower portion of the inner portion of the shell;
the molding mechanism comprises a mold core; the mold core is fixedly connected to the upper surface of the first circular groove; the lower end of the mold core does not extend out of the first circular groove;
the cutting mechanism comprises a circular ring; a plurality of first sliding grooves are formed in the lower surface of the second circular groove; the lower surface of the circular ring is provided with a plurality of second sliding grooves; a plurality of balls are connected between the first sliding groove and the second sliding groove in a sliding manner; a plurality of first air cavities are uniformly formed in the circular ring; a plurality of first through holes are uniformly formed in the circumferential surface of the outer side of the circular ring; the first air cavity is communicated with the second circular groove through the first through hole; a third circular groove is formed in the periphery of the first circular groove at the lower part of the inner part of the shell; a slotting tool slot is formed in the circular ring; the first air cavity is communicated with the first circular groove through the cutter inserting groove through the third circular groove; the inner wall of the first air cavity is fixedly connected with the end part of the blade at one side of the first circular groove by a first spring; the blade is connected to the inside of the cutter inserting groove in a sliding mode, and the tip end of the blade is inserted into the third circular groove; a convex block is fixedly connected to one end, close to the first circular groove, of the lower surface of the third circular groove; a first groove is formed in one side, close to the first sliding groove, of the blade; a first sealing washer is fixedly arranged on the upper surface of the circular ring; the number of the first sealing gaskets is two, and the two first sealing gaskets are respectively close to the outer surface and the inner surface of the circular ring; the shell is provided with two second grooves on the upper surface inside the second circular groove; the second groove and the first sealing washer are designed correspondingly; the first sealing washer is connected inside the second groove in a sliding mode; a second sealing washer is fixedly arranged on the lower surface of the circular ring; the two second sealing gaskets are respectively close to the outer surface and the inner surface of the circular ring; the shell is provided with two third grooves on the surface below the inner part of the second circular groove; the third groove and the second sealing washer are designed correspondingly; the second sealing washer is connected inside the third groove in a sliding manner; the upper surface of the circular ring is uniformly and fixedly connected with a plurality of fan blades; a first air pump is fixedly connected to the lower surface below the shell; the first air pump is communicated with the second circular groove through a third air cavity formed in the shell; the side wall of the shell is fixedly connected with a second air pump, and the side surface where the second air pump is located is vertical to the side surface where the feeding groove is located; a fourth air cavity is formed in the shell above the second circular groove; one end of the fourth air cavity is communicated with the second circular groove, and the other end of the fourth air cavity is communicated with the external design; the second air pump is communicated with the second circular groove through a fourth air cavity; an air outlet is formed in the side wall of the shell; the air outlet is communicated with the fourth air cavity, and the plane where the air outlet is located is vertical to the surface where the first air pump is located; the first air pump and the second air pump are controlled by the controller; the shell is provided with an exhaust hole between the second circular groove and the air outlet; the inner wall of the exhaust hole is fixedly connected with a one-way valve.
When the drainage tube cutting device works, a forming mechanism is realized in the prior art, and particularly, referring to a comparison document, the device cuts off a tube body of the drainage tube after extrusion forming;
the heated raw material enters the first circular groove through the feeding groove, the raw material is processed and molded by the molding mechanism at the moment, a pipe body processed and molded by the molding mechanism in sequence is divided into three sections, namely a circular pipe hollow section a, a closed cross four-chamber section a and a ten-field section a in the opening, the molded pipe body is extruded towards the lower part of the shell along the mold core, the molding mechanism is controlled by the controller, the lengths of the circular pipe hollow section a, the closed cross four-chamber section a and the ten-field section a in the opening in the prepared drainage pipe body can be controlled, and the practicability of the device is effectively improved;
when the formed pipe body needs to be cut off, the controller controls the second air pump to work while feeding, so that air blown by the second air pump enters the second circular groove through the fourth air cavity, and one side of the fan blade facing the fourth air cavity is subjected to wind power, the wind power blown by the second air pump is larger than the friction force between the first sealing ring and the inner wall of the second groove, the friction force between the second sealing ring and the inner wall of the third groove and the friction force between the circular ring and the balls, so that the wind power drives the circular ring to rotate, and the balls slide between the first sliding groove and the second sliding groove while the circular ring rotates, so that the circular ring slides in the second circular groove more quickly, and the fan blade is designed towards the opening of the fourth air cavity, so that the fan blade is better subjected to the wind power blown by the second air pump, so that the fan blade drives the circular ring to rotate quickly and the wind blown in by the second motor, after the ring is pushed to rotate, gas is discharged to the outside through the air outlet, the controller controls the first air pump to work after the ring rotates rapidly, so that the first air pump blows the gas into the inner space of the second circular groove at one side far away from the first circular groove, the side walls of the second groove and the third groove are respectively shielded by the first sealing ring and the second sealing ring, the blown wind cannot flow away through the air outlet, the gas flows into the first air cavity through the first through hole, the internal air pressure of the first air cavity is increased, and meanwhile, the first sealing washer and the second sealing washer fixedly connected with the ring rotate in the first groove and the second groove respectively, so that the wind is effectively prevented from flowing to the first circular groove through a gap between the ring and the second circular groove, and further, the surface of the pipe body is effectively prevented from being uneven due to the blowing of the wind to the pipe body; at the moment, because the air pressure in the first air cavity is greater than the friction force between the outer surface of the blade and the knife inserting groove and the pulling force of the first spring on the blade, the air in the first air cavity pushes the blade to move towards one side close to the mold core, so that the blade slides towards the first circular groove in the third circular groove, and when the blade slides to the position that the side wall of the first groove on the lower surface of the blade contacts with the lug, the cutter heads of the plurality of blades are just contacted with the inside of the first circular groove, at the moment, the blades stop sliding towards the first circular groove, the blades can cut the tube body when extending out of the third circular groove, and the tube body of the drainage tube formed by extrusion is softer, the rotating speed of the circular ring is high, and the pipe diameter of the pipe body to be cut is small, so that the pipe body is quickly cut by the blade, the deformation of the pipe body of the drainage pipe which is still soft due to the just extrusion molding is avoided, and the production quality of the drainage pipe is effectively improved;
after the pipe body is cut, the length of the pipe body to be cut is short, the controller controls the rotating speed of the first air pump to be reduced, redundant air flows out of the outside through the one-way valve through the air outlet, the second air pump continues to operate, air pressure in the first air cavity is reduced, and the first spring drives the blade to reset because the elastic force of the first spring is larger than the gravity of the blade and the friction resistance of the blade; because the air pressure in the second air cavity is reduced, the second spring drives the stop block to reset because the stop block receives self gravity and the tension of the second spring to the stop block and the pressure of viscous-state materials to the stop block are greater than the friction force received by the circumferential side wall of the stop block, and the raw materials continue to move towards the inside of the first circular groove through the feeding groove because the stop block resets, so that the pressure in the feeding groove is reduced, and because the elasticity of the third spring is greater than the gravity of the slide block and the friction force between the slide block and the fourth groove, the third spring drives the slide block to reset, so that the production quality and the production rate of the pipe body are effectively improved;
when the tube body is cut next time, only the rotating speed of the first air pump needs to be controlled, the wind power blown out by the first air pump is improved, and the rate of cutting the tube body by the device is effectively improved.
Preferably, a second air cavity is formed in the shell above the second circular groove; the second air cavity is communicated with the feeding groove and the second circular groove; a limiting rod is fixedly connected to the lower part of the inner part of the second air cavity; the limiting rod is fixedly connected with the stop block through a second spring; the stop block is positioned above the second spring and does not extend out of the second air cavity upwards in an initial state; a fourth groove is formed in the upper part inside the shell; the fourth groove is communicated with the feeding groove and is positioned above the feeding groove; the inner upper surface of the fourth groove is fixedly connected with a sliding block through a third spring;
when the cutter blade is in work, when the cutter blade moves towards the direction of the first circular groove under the action of pressure, air enters the second air cavity, so that the air pressure in the second air cavity is increased, the air pressure in the second air cavity is greater than the gravity of the stop block, the pulling force of the second spring on the stop block, the friction force of the stop block and the pressure of viscous-state materials on the stop block, so that the air pushes the stop block to move upwards, the second spring is in a stretching state at the moment, the stop block completely shields the feed groove due to the fact that the stop block is attached to the inner wall of the feed groove, feeding into the first circular groove is stopped, the elastic force of the second spring is smaller than that of the first spring, so that the stop block already shields the feed groove before the cutter blade extends out of the third circular groove, the extruded pipe body cannot be extruded continuously extruded when the cutter blade rapidly cuts the pipe body, and deformation of the pipe body caused by the cutter blade is effectively avoided, improve the production quality of drainage tube, and when the dog sheltered from the feed chute completely, the extruder still continues to the inside raw materials of carrying of feed chute, the increase of feed chute internal pressure this moment, make the extrusion force of raw materials to the slider be greater than the elasticity of second spring and the frictional force between slider and the fourth recess inner wall, make raw materials promote the slider, make the slider to the inside top motion of fourth recess, the third spring is in compression state this moment, hold the raw materials that continues to carry in the feed chute, the extruder need stall when effectively avoiding the blade to the body cutting, thereby the effectual life who improves the extruder.
Preferably, a plurality of fifth grooves are uniformly formed in the shell in the second air cavity, and the fifth grooves are close to the joint of the second air cavity and the feed chute; the inner wall of the fifth groove is fixedly connected with a scraping block through an elastic rubber air bag; the surface of the scraping block on one side close to the stop block is designed in an arc shape;
when the pneumatic scraper works, when the baffle block moves towards the direction of the feed chute, the circumferential side wall of the baffle block extrudes the scraping block on the arc surface close to one side of the baffle block, because the air pressure in the second air cavity is greater than the gravity of the baffle block, the pulling force of the second spring to the baffle block and the friction force of the baffle block, the pressure of viscous-state materials on the baffle block is applied, and the baffle block is extruded by the scraping block, the scraping block moves towards the interior of the fifth groove, the elastic rubber air bag compresses, when the rotating speed of the first air pump is reduced, the air pressure in the second air cavity is reduced, at the moment, because the baffle block is applied with the self gravity, the pulling force of the second spring to the baffle block and the pressure of the viscous-state materials to the baffle block is greater than the friction force applied to the circumferential side wall of the baffle block, when the baffle block moves towards the lower part inside the second air cavity, the adhered materials adhered to the side wall of the baffle block are scraped, and the adhered materials are effectively prevented from adhering to the surface of the baffle block and entering the second air cavity along with the baffle block, thereby effectively avoid the material after the cooling to make dog lateral wall and second air cavity inner wall take place to bond, and then avoid the dog can not be to the inside motion of feed chute, and viscous state's raw materials has higher temperature, heats the casing to make the inside gas of elasticity rubber gasbag be heated the inflation, when making elasticity rubber gasbag promote to strike off the piece, strike off the dog surface that the piece can be inseparabler, and then effectually strike off the adnexed viscous state raw materials of dog lateral wall.
Preferably, the shell is designed to be a circular arc surface between the upper surface of the third circular groove and the side wall of the first circular groove; a waste material groove is formed in the right side of the lug on the lower surface of the third circular groove; the waste material groove penetrates through the lower surface of the shell; a connecting rod is fixedly connected to the shell on one side of the convex block above the inner part of the waste material groove; the other end of the connecting rod is fixedly connected with the shell close to one side of the first circular groove; the interior of the waste material groove is connected with a base in a sliding manner; the base consists of an upper support ring and a lower support ring, and the two support rings are fixedly connected through a plurality of uniformly arranged support rods; the circumferential outer surface of the lower supporting ring is fixedly connected with a rubber gasket; the lower surface of the lower supporting ring is fixedly connected with a pull lug; the upper surface of the supporting ring above the base in the waste material groove is fixedly connected with elastic rubber; the cross section of the elastic rubber is concave;
when the cutting tool works, after the cutting of the blade to the pipe body is finished, when the blade moves towards the inner part of the first air cavity, because the pulling force of the first spring to the blade is greater than the friction force between the blade and the inner wall of the circular ring, the upper surface of one end of the blade close to the first circular groove is contacted with the upper surface of the third circular groove, so that when the viscous-state raw materials on the upper surface of the blade are scraped by the upper surface of the third circular groove and the scraped raw materials fall into the waste material groove below the circular arc surface, the material of adhesion is collected by elastic rubber, pulls out the base through drawing the ear after the standby device shuts down and can collect waste material, because of the casing arc surface design between third circular slot upper surface and first circular slot lateral wall, effectively avoids because of blade direct contact third circular slot upper surface, leads to the waste material to be struck off and fall on the body that has made in first circular slot, the production quality of effectual improvement drainage tube.
Preferably, a plurality of elastic stainless steel wires are uniformly fixedly connected inside the elastic rubber;
the during operation, the completion is to the collection back of waste material, pulls out the casing with the base through drawing the ear and obtains elastic rubber, through breaking elastic rubber off with the fingers and thumb this moment, can take out the viscous state waste material of elastic rubber concave surface, and convenient the collection, the while elasticity stainless steel wire can effectual assurance elastic rubber's intensity, improves elastic rubber's life.
Preferably, a plurality of second through holes are uniformly formed in the first sealing washer above the circular ring and close to one side of the inner surface from the outer part of the shell to the inner part of the shell in a penetrating manner; the shell is provided with a fifth air cavity on the side surface of the second circular groove close to the first circular groove; a plurality of air holes are uniformly formed in the shell on the arc surface above the third circular groove; the air hole is communicated with the fifth air cavity; the inner wall of the air hole is fixedly connected with a fixed rod; the fixed rod is fixedly connected with the extension rod through a fourth spring; the extension bar does not extend out of the air hole in the initial state;
when the air pump works, the circular ring is in a rotating state when the first air pump and the second air pump work, the air flowing out through the second through hole flows into the fifth air cavity through a gap between the circular ring and the second circular groove, and the second air pump works continuously, so that the air continuously flows into the fifth air cavity through the second through hole, the air flows into the air hole through the fifth air cavity, the air pressure in the air hole is increased, the generated pressure is greater than the pulling force of the fourth spring on the extension rod and the friction force between the extension rod and the air hole, thereby pushing the extension bar to move towards the first circular groove, the fourth spring is in a stretching state, and as the circular ring rotates, the air flow flowing into the air hole through the second through hole is unstable, so that the extension rod continuously reciprocates in the air hole, and then effectively and continuously removing the adhered materials on the arc surface, so that the materials fall onto the upper surface of the elastic rubber.
The invention has the following beneficial effects:
1. according to the integrated forming system of the silicon rubber double-shaped pipe, the elastic rubber air bag and the scraping block are arranged, so that adhered materials attached to the side wall of the stop block on the upper surface of the scraping block can be scraped, the adhered materials are effectively prevented from being attached to the surface of the stop block and entering the second air cavity along with the stop block, the side wall of the stop block is effectively prevented from being bonded with the inner wall of the second air cavity due to the cooled materials, and the stop block is prevented from moving towards the interior of the feeding groove.
2. According to the integrated forming system of the silicon rubber double-tube, viscous state raw materials existing on the upper surface of the third circular groove can be scraped by arranging the blade and the waste material groove, so that the scraped raw materials fall into the waste material groove below the arc surface, due to the design of the arc surface between the upper surface of the third circular groove and the side wall of the first circular groove, the blade is prevented from directly contacting the upper surface of the third circular groove, the scraped waste materials are prevented from falling onto a manufactured tube body in the first circular groove, and the production quality of the drainage tube is effectively improved.
3. According to the integrated forming system of the silicon rubber double-shaped pipe, the elastic rubber, the elastic stainless steel wire base and the pull lug are arranged, so that after the waste materials are collected, the base is pulled out of the shell through the pull lug to obtain the elastic rubber, the viscous-state waste materials on the concave surface of the elastic rubber can be taken out by pulling the elastic rubber, the collection is convenient, meanwhile, the elastic stainless steel wire can effectively guarantee the strength of the elastic rubber, and the service life of the elastic rubber is prolonged.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the catheter body after it has been formed;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a schematic view with the ring broken away;
FIG. 5 is a schematic view of a base;
FIG. 6 is an enlarged view of a portion of FIG. 3 at A;
FIG. 7 is an enlarged view of a portion of FIG. 3 at B;
FIG. 8 is an enlarged view of a portion of FIG. 3 at C;
in the figure: the air pump comprises a shell 1, a first circular groove 2, a feeding groove 3, a second circular groove 4, a first sliding groove 5, a second sliding groove 6, a mold core 7, a circular ring 8, a ball 11, a first air cavity 14, a first through hole 15, a third circular groove 16, a cutter inserting groove 1601, a first spring 17, a blade 18, a bump 19, a first groove 21, a first sealing gasket 22, a second groove 23, a second sealing gasket 24, a third groove 25, a fan blade 26, a second air cavity 27, a limiting rod 28, a second spring 29, a stopper 31, a fourth groove 32, a third spring 33, a slider 34, a first air pump 35, a third air cavity 36, a second air cavity 37, a fourth air cavity 38, an air outlet 3801, an air outlet 3802, a one-way valve 3803, a fifth air cavity 39, an elastic rubber air bag 41, a scraping block 42, a second through hole 43, a waste groove 44, a connecting rod 4401, a base 4402, a supporting ring 3, a supporting rod 4404, a rubber 4405, a fifth air cavity 1, An air hole 4601, a fixing rod 4602, a fourth spring 4603, an extending rod 4604, an elastic rubber 47, an elastic stainless steel wire 4701 and a pull lug 49.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, the integrated molding system of a silicon rubber double-tube of the present invention comprises a housing 1, a molding mechanism, a cutting mechanism and a controller; a first circular groove 2 is formed in the shell 1; the first circular groove 2 penetrates through the lower surface of the shell 1; a feeding groove 3 is formed in the upper part of the inside of the shell 1 and on the right side of the first circular groove 2; the first circular groove 2 is communicated with a feeding groove 3; a second circular groove 4 is formed in the lower portion of the inner portion of the shell 1;
the forming mechanism comprises a mold core 7; the mold core 7 is fixedly connected to the upper surface of the first circular groove 2; the lower end of the mold core 7 does not extend out of the first circular groove 2;
the cutting mechanism comprises a circular ring 8; the lower surface of the second circular groove 4 is provided with a plurality of first sliding grooves 5; the lower surface of the circular ring is provided with a plurality of second sliding grooves 6; a plurality of balls 11 are connected between the first sliding chute 5 and the second sliding chute 6 in a sliding manner; a plurality of first air cavities 14 are uniformly formed in the circular ring 8; a plurality of first through holes 15 are uniformly formed in the circumferential surface of the outer side of the circular ring 8; the first air cavity 14 is communicated with the second circular groove 4 through a first through hole 15; a third circular groove 16 is formed in the lower portion of the inner portion of the shell 1 and around the first circular groove 2; a slotting tool 1601 is arranged in the circular ring 8; the first air cavity 14 is communicated with the first circular groove 2 through the cutter inserting groove 1601 and the third circular groove 16; the inner wall of the first air cavity 14 is fixedly connected with the end part of the blade 18 at one side of the principle first circular groove 2 through a first spring 17; the blade 18 is slidably connected inside the slotting groove 1601, and the tip end of the blade 18 is inserted inside the third circular groove 16; a convex block 19 is fixedly connected to one end, close to the first circular groove 2, of the lower surface of the third circular groove 16; a first groove 21 is formed on one side of the blade 18 close to the first sliding chute 5; a first sealing washer 22 is fixedly arranged on the upper surface of the circular ring 8; the number of the first sealing gaskets 22 is two, and the two sealing gaskets are respectively close to the outer surface and the inner surface of the circular ring 8; two second grooves 23 are formed in the upper surface of the inner part of the second circular groove 4 of the shell 1; the second groove 23 is designed corresponding to the first sealing washer 22; the first sealing gasket 22 is slidably connected inside the second groove 23; a second sealing washer 24 is fixedly arranged on the lower surface of the circular ring 8; the two second sealing gaskets 24 are respectively close to the outer surface and the inner surface of the circular ring 8; two third grooves 25 are formed in the lower surface of the inner part of the second circular groove 4 of the shell 1; the third groove 25 is designed corresponding to the second sealing washer 24; the second sealing washer 24 is slidingly connected inside the third groove 25; the upper surface of the circular ring 8 is uniformly and fixedly connected with a plurality of fan blades 26; a first air pump 35 is fixedly connected to the lower surface of the lower part of the shell 1; the first air pump 35 is communicated with the second circular groove 4 through a third air cavity 36 formed in the shell 1; the side wall of the shell 1 is fixedly connected with a second air pump 37, and the side surface where the second air pump 37 is located is vertical to the side surface where the feed chute 3 is located; a fourth air cavity 38 is formed in the shell 1 above the second circular groove 4; one end of the fourth air cavity 38 is communicated with the second circular groove 4, and the other end is communicated with the external design; the second air pump 37 is communicated with the second circular groove 4 through a fourth air cavity 38; an air outlet 3801 is formed in the side wall of the shell 1; the air outlet 3801 is communicated with the fourth air cavity 38, and the plane of the air outlet 3801 is vertical to the plane of the first air pump 35; the first air pump 35 and the second air pump 37 are controlled by the controller; an exhaust hole 3802 is formed between the second circular groove 4 and the air outlet 3801 of the shell; the inner wall of the exhaust hole 3802 is fixedly connected with a one-way valve 3803.
When the drainage tube cutting device works, a forming mechanism is realized in the prior art, and particularly, referring to a comparison document, the device cuts off a tube body of the drainage tube after extrusion forming;
the heated raw material enters the first circular groove 2 through the feeding groove 3, at the moment, the raw material is processed and molded by the molding mechanism, a pipe body sequentially processed and molded by the molding mechanism is divided into three sections, namely a hollow section a of a circular pipe, a section a of a closed cross four-chamber and a ten-field section a in an opening, the molded pipe body is extruded towards the lower part of the shell 1 along the mold core 7, and the molding mechanism is controlled by a controller, so that the lengths of the hollow section a of the circular pipe, the section a of the closed cross four-chamber and the ten-field section a in the opening in the prepared drainage pipe body can be controlled, and the practicability of the device is effectively improved;
when the formed tube body needs to be cut off, the controller needs to control the second air pump 37 to work while feeding, so that air blown by the second air pump 37 enters the second circular groove 4 through the fourth air cavity 38, and one side of the fan blade 26 facing the fourth air cavity 38 is subjected to wind power, because the wind power blown by the second air pump 37 is greater than the friction force between the first sealing ring 22 and the inner wall of the second groove 23, the friction force between the second sealing ring 24 and the inner wall of the third groove 25, and the friction force between the circular ring 8 and the balls 11, the wind power drives the circular ring 8 to rotate, and when the circular ring 8 rotates, the balls 11 slide between the first sliding groove 5 and the second sliding groove 6, so that the circular ring 8 slides more quickly inside the second circular groove 4, and the fan blade 26 is designed towards the opening of the fourth air cavity 38, so that the fan blade 26 is better subjected to the wind power blown by the second air pump 37, so that the fan blade 26 drives the circular ring 8 to rotate rapidly, and the air blown in by the second motor drives the circular ring 8 to rotate, the air is discharged to the outside through the air outlet 3801, after the circular ring 8 rotates rapidly, the controller controls the first air pump 35 to work, so that the first air pump 35 blows the air into the inner space of the second circular groove 4 at the side far away from the first circular groove 2, because the first sealing ring 22 and the second sealing ring 24 respectively shield the side walls of the second groove 23 and the third groove 25, the blown-in air cannot flow away through the air outlet 3801, the air flows into the first air cavity 14 through the first through hole 15, the air pressure in the first air cavity 14 is increased, and meanwhile, the first sealing washer 22 and the second sealing washer 24 fixedly connected with the circular ring 8 rotate respectively inside the first groove 21 and the second groove 23, thereby effectively preventing the air from flowing to the first circular groove 2 through the gap existing between the circular ring 8 and the second circular groove 4, thereby effectively avoiding the unevenness of the surface of the pipe body caused by the wind blowing to the pipe body; at this time, because the air pressure inside the first air cavity 14 is greater than the friction force between the outer surface of the blade and the cutter inserting groove 1601 and the pulling force of the first spring to the blade, the air inside the first air cavity 14 pushes the blade 18 to move towards the direction close to one side of the mold core 7, so that the blade 18 slides towards the direction of the first circular groove 2 inside the third circular groove 16, and when the blade 18 slides to the side wall of the first groove 21 on the lower surface of the blade 18 to contact the bump 19, the cutter heads of the plurality of blades 18 just contact the inside of the first circular groove 2, at this time, the blade 18 stops sliding towards the direction of the first circular groove 2, the blade 18 can cut the tube body while extending out of the third circular groove 16, and because the extruded drainage tube body is softer, because the ring 8 rotates at a high speed, the tube body to be cut is small, so that the blade 18 can quickly cut the tube body, and the deformation of the drainage tube body still softer due to the extrusion molding is avoided, the production quality of the drainage tube is effectively improved;
after the tube body is cut, because the length of the tube body to be cut is short, the controller controls the rotating speed of the first air pump 35 to be reduced, the redundant air flows out of the tube body through the one-way valve 3803 through the air outlet 3801, the second air pump 37 continues to operate, the air pressure in the first air cavity is reduced, and the first spring 17 drives the blade 18 to reset because the elasticity of the first spring 17 is greater than the gravity of the blade 18 and the friction resistance of the blade 18; because the air pressure in the second air cavity 27 is reduced, at the moment, the stopper 31 is subjected to self gravity, the pulling force of the second spring 29 on the stopper 31 and the pressure of viscous-state materials on the stopper 31 are greater than the friction force on the circumferential side wall of the stopper 31, so that the second spring 29 drives the stopper 31 to reset, at the moment, the stopper 31 resets, raw materials continue to move towards the inside of the first circular groove 2 through the feeding groove 3, the internal pressure of the feeding groove 3 is reduced, and the third spring 33 drives the slider 34 to reset because the elasticity of the third spring 33 is greater than the gravity of the slider 34 and the friction force between the slider and the fourth groove, so that the production quality and the production rate of the pipe body are effectively improved;
when the tube body is cut next time, only the rotating speed of the first air pump 35 needs to be controlled, and the wind power blown out by the first air pump 35 is improved, so that the rate of cutting the tube body by the device is effectively improved.
As an embodiment of the present invention, a second air cavity 27 is formed in the housing 1 above the second circular groove 4; the second air cavity 27 is communicated with the feeding chute 3 and the second circular chute 4; a limiting rod 28 is fixedly connected to the lower part of the inner part of the second air cavity 27; the limiting rod 28 is fixedly connected with a stop block 31 through a second spring 29; the stopper 31 is positioned above the second spring 29 and does not extend upwards out of the second air cavity 27 in the initial state; a fourth groove 32 is formed in the upper part inside the shell 1; the fourth groove 32 is communicated with the feeding groove 3, and the fourth groove 32 is positioned above the feeding groove 3; the inner upper surface of the fourth groove 32 is fixedly connected with a sliding block 34 through a third spring 33;
during operation, when the blade 18 moves towards the first circular groove 2 under the action of pressure, air enters the second air cavity 27, so that the air pressure inside the second air cavity 27 is increased, because the air pressure inside the second air cavity 27 is greater than the gravity of the stopper 31 and the pulling force of the second spring 29 on the stopper 31, the friction force on the stopper 31 and the pressure of viscous-state materials on the stopper 31 are greater, the air pushes the stopper 31 to move upwards, at the moment, the second spring 29 is in a stretching state, because the stopper 31 is attached to the inner wall of the feed chute 3, the stopper 31 completely shields the feed chute 3, so that feeding into the first circular groove 2 is stopped, and the elastic force of the second spring 29 is less than that of the first spring 17, so that the stopper 31 shields the feed chute 3 before the blade 18 extends out of the third circular groove 16, and further, when the blade 18 cuts the pipe body quickly, the extruded pipe body cannot continue to be extruded, the effectual blade 18 of having avoided leads to the body to take place to warp when cutting the body, improve the production quality of drainage tube, and dog 31 shelters from the feed chute 3 completely, the extruder still continues to the inside transported substance material of feed chute 3, 3 internal pressure increase of feed chute this moment, make the extrusion force of raw materials to slider 34 be greater than the elasticity of second spring 33 and the frictional force between slider and the fourth recess 32 inner wall, make raw materials promote slider 34, make slider 34 to the inside top motion of fourth recess 32, third spring 33 is in compression state this moment, hold the raw materials that continue to carry in the feed chute 3, the extruder need stall when effectively avoiding blade 18 to the body cutting, thereby the life of effectual improvement extruder.
As an embodiment of the present invention, the housing 1 is uniformly provided with a plurality of fifth grooves 39 inside the second air cavity 27, and the fifth grooves 39 are close to the connection between the second air cavity 27 and the feed chute 3; the inner wall of the fifth groove 39 is fixedly connected with a scraping block 42 through an elastic rubber air bag 41; the scraping block 42 is designed in an arc shape on the surface of one side close to the stop block 31;
when the scraper is in operation, when the stopper 31 moves towards the direction of the feed chute 3, the circumferential side wall of the stopper 31 extrudes the scraping block 42 on the arc surface close to the stopper 31, because the air pressure in the second air cavity 27 is greater than the gravity of the stopper 31 and the pulling force of the second spring 29 on the stopper 31, the friction force on the stopper 31, the pressure of the viscous-state material on the stopper 31 and the extrusion force of the scraping block 42 on the stopper 31 cause the scraping block 42 to move towards the fifth groove 39, the elastic rubber air bag 41 is compressed, when the rotating speed of the first air pump 35 is reduced, the air pressure in the second air cavity 27 is reduced, at the moment, because the stopper 31 receives the self-gravity and the pulling force of the second spring 29 on the stopper 31 and the pressure of the viscous-state material on the stopper 31 are greater than the friction force on the circumferential side wall of the stopper 31, when the stopper 31 moves towards the lower part of the inner part of the second air cavity 27, the adhered material on the circumferential side wall of the stopper 31 is scraped, effectual material of avoiding the adhesion is attached to dog 31 surface and is got into second air cavity 27 along with dog 31, thereby effectively avoid the material after the cooling to make dog 31 lateral wall and 27 inner walls of second air cavity take place to bond, and then avoid dog 31 can not be to 3 inside movements of feed chute, and the raw materials of viscous state have higher temperature, heat casing 1, thereby make the inside gas of elastic rubber gasbag 41 be heated the inflation, when making elastic rubber gasbag 41 promote to strike off piece 42, strike off piece 42 and can inseparabler laminating dog 31 surface, and then effectually strike off the adnexed viscous state raw materials of dog 31 lateral wall.
In an embodiment of the present invention, the housing 1 is designed to have a circular arc surface between the upper surface of the third circular groove 16 and the sidewall of the first circular groove 2; a waste material groove 44 is formed in the lower surface of the third circular groove 16 on the right side of the bump 19; the waste chute 44 penetrates through the lower surface of the shell 1; a connecting rod 4401 is fixedly connected to the shell 1 on one side of the bump 19 above the inner part of the waste chute 44; the other end of the connecting rod 4401 is fixedly connected with the shell 1 at one side close to the first circular groove 2; a base 4402 is connected inside the waste trough 44 in a sliding manner; the base 4402 is composed of an upper support ring 4403 and a lower support ring 4403, and the two support rings 4403 are fixedly connected through a plurality of uniformly arranged support rods; the circumferential outer surface of the lower supporting ring 4403 is fixedly connected with a rubber gasket 4405; the lower surface of the lower support ring 4403 is fixedly connected with a pull lug 49; the upper surface of the support ring 4403 above the base 4402 in the waste chute 44 is fixedly connected with an elastic rubber 47; the cross section of the elastic rubber 47 is concave;
when the device works, after the cutting of the blade 18 to the pipe body is completed, when the blade 18 moves towards the inside of the first air cavity 14, because the pulling force of the first spring 17 on the blade 18 is greater than the friction force between the blade 18 and the inner wall of the ring 8, the blade 18 is in contact between the upper surface of one end of the first circular groove 2 and the upper surface of the third circular groove 16, so that the viscous-state raw material existing on the upper surface of the blade 18 is scraped by the upper surface of the third circular groove 16, when the scraped raw material falls into the waste groove 44 below the arc surface, the adhered material is collected by the elastic rubber 47, after the standby device is shut down, the base 4402 is pulled out by the pull lug 49, so that the waste material can be collected, because the arc surface design of the shell 1 between the upper surface of the third circular groove 16 and the side wall of the first circular groove 2, the waste material is effectively prevented from being scraped to fall on the manufactured pipe body in the first circular groove 2 because the blade 18 directly contacts the upper surface of the third circular groove 16, the production quality of the drainage tube is effectively improved.
As an embodiment of the present invention, a plurality of elastic stainless steel wires 4701 are uniformly fixed inside the elastic rubber 47;
during operation, accomplish the collection back to the waste material, pull out casing 1 through drawing ear 49 with base 4402 and obtain elastic rubber 47, through breaking elastic rubber 47 off with the fingers and thumb this moment, can take out the viscous state waste material of elastic rubber 47 concave surface, convenient collection, elastic stainless steel wire 4701 can effectually guarantee elastic rubber 47's intensity simultaneously, improves elastic rubber 47's life.
As an embodiment of the present invention, the first sealing washer 22 above the ring 8 on the side close to the inner surface is uniformly provided with a plurality of second through holes 43 penetrating from the outside of the housing 1 to the inside of the housing 1; a fifth air cavity 4501 is formed in the side surface, close to the first circular groove 2, of the second circular groove 4 of the shell 1; a plurality of air holes 4601 are uniformly formed in the arc surface of the shell 1 above the third circular groove 16; the air hole 4601 is communicated with the fifth air cavity 4501; the inner wall of the air hole 4601 is fixedly connected with a fixing rod 4602; the fixed bar 4602 is fixedly connected with an extending bar 4604 through a fourth spring 4603; the protruding rods 4604 are not arranged to protrude out of the air holes 4601 in an initial state;
in operation, when the first air pump 35 and the second air pump 37 are operated, the ring 8 is in a rotating state, the air flowing out through the second through hole 43 flows into the fifth air chamber 4501 through a gap between the ring 8 and the second circular groove 4, the second air pump 37 continuously operates, so that the air continuously flows into the fifth air chamber 4501 through the second through hole 43, the air flows into the air hole 4601 through the fifth air chamber 4501, the air pressure in the air hole 4601 is increased, the generated pressure is greater than the pulling force of the fourth spring 4603 on the protruding rod 4604 and the friction force between the protruding rod 4604 and the air hole 4601, so that the protruding rod 4604 is pushed to move towards the first circular groove 2, the fourth spring 4603 is in a stretching state, the air flow flowing into the air hole 4601 through the second through hole 43 is unstable due to the rotation of the ring 8, so that the protruding rod 4604 continuously reciprocates in the air hole 4601, and the adhered materials existing on the circular arc surface are effectively and continuously removed, the material is dropped onto the upper surface of the elastic rubber 47.
The specific implementation flow is as follows:
the forming mechanism is realized in the prior art, and particularly, referring to a comparison document, the device specifically cuts off the tube body of the drainage tube after extrusion forming;
the heated raw material enters the first circular groove 2 through the feeding groove 3, at the moment, the raw material is processed and molded by the molding mechanism, a pipe body sequentially processed and molded by the molding mechanism is divided into three sections, namely a hollow section a of a circular pipe, a section a of a closed cross four-chamber and a ten-field section a in an opening, the molded pipe body is extruded towards the lower part of the shell 1 along the mold core 7, and the molding mechanism is controlled by a controller, so that the lengths of the hollow section a of the circular pipe, the section a of the closed cross four-chamber and the ten-field section a in the opening in the prepared drainage pipe body can be controlled, and the practicability of the device is effectively improved;
when the formed tube body needs to be cut off, the controller needs to control the second air pump 37 to work while feeding, so that air blown by the second air pump 37 enters the second circular groove 4 through the fourth air cavity 38, and one side of the fan blade 26 facing the fourth air cavity 38 is subjected to wind power, because the wind power blown by the second air pump 37 is greater than the friction force between the first sealing ring 22 and the inner wall of the second groove 23, the friction force between the second sealing ring 24 and the inner wall of the third groove 25, and the friction force between the circular ring 8 and the balls 11, the wind power drives the circular ring 8 to rotate, and when the circular ring 8 rotates, the balls 11 slide between the first sliding groove 5 and the second sliding groove 6, so that the circular ring 8 slides more quickly inside the second circular groove 4, and the fan blade 26 is designed towards the opening of the fourth air cavity 38, so that the fan blade 26 is better subjected to the wind power blown by the second air pump 37, so that the fan blade 26 drives the circular ring 8 to rotate rapidly, and the air blown in by the second motor drives the circular ring 8 to rotate, the air is discharged to the outside through the air outlet 3801, after the circular ring 8 rotates rapidly, the controller controls the first air pump 35 to work, so that the first air pump 35 blows the air into the inner space of the second circular groove 4 at the side far away from the first circular groove 2, because the first sealing ring 22 and the second sealing ring 24 respectively shield the side walls of the second groove 23 and the third groove 25, the blown-in air cannot flow away through the air outlet 3801, the air flows into the first air cavity 14 through the first through hole 15, the air pressure in the first air cavity 14 is increased, and meanwhile, the first sealing washer 22 and the second sealing washer 24 fixedly connected with the circular ring 8 rotate respectively inside the first groove 21 and the second groove 23, thereby effectively preventing the air from flowing to the first circular groove 2 through the gap existing between the circular ring 8 and the second circular groove 4, thereby effectively avoiding the unevenness of the surface of the pipe body caused by the wind blowing to the pipe body; at this time, because the air pressure inside the first air cavity 14 is greater than the friction force between the outer surface of the blade and the insert groove 1601 and the pulling force of the first spring on the blade, the air inside the first air cavity 14 pushes the blade 18 to move towards one side of the mold core 7, so that the blade 18 slides towards the first circular groove 2 inside the third circular groove 16, and when the blade 18 slides to the side wall of the first groove 21 on the lower surface of the blade 18 contacts the bump 19, the cutter heads of the blades 18 just contact inside the first circular groove 2, at this time, the blade 18 stops sliding towards the first circular groove 2, the blade 18 can cut the tube body while extending out of the third circular groove 16, and because the rotating speed of the circular ring 8 is fast, the tube body to be cut is small, so that the blade 18 can quickly cut the tube body, and the deformation of the tube body which is still soft due to the extrusion molding is avoided, the production quality of the drainage tube is effectively improved;
when the blade 18 moves towards the first circular groove 2 under the action of pressure, air enters the second air cavity 27, so that the air pressure inside the second air cavity 27 is increased, the air pressure inside the second air cavity 27 is greater than the gravity of the stop block 31, the tension of the second spring 29 on the stop block 31, the friction force on the stop block 31 and the pressure of viscous-state materials on the stop block 31 enable the air to push the stop block 31 to move upwards, at the moment, the second spring 29 is in a stretching state, the stop block 31 is attached to the inner wall of the feed groove 3, the stop block 31 completely shields the feed groove 3, feeding into the first circular groove 2 is stopped, the elastic force of the second spring 29 is less than that of the first spring 17, the stop block 31 shields the feed groove 3 before the blade 18 extends out of the third circular groove 16, and the extruded pipe cannot be extruded continuously extruded when the blade 18 rapidly cuts the pipe, the tube body is effectively prevented from deforming when the blade 18 cuts the tube body, the production quality of the drainage tube is improved, and when the stop block 31 completely shields the feed chute 3, the extruder still continues to convey raw materials to the interior of the feed chute 3, at the moment, the pressure in the feed chute 3 is increased, so that the extrusion force of the raw materials on the sliding block 34 is larger than the elastic force of the second spring 33 and the friction force between the sliding block and the inner wall of the fourth groove 32, the raw materials push the sliding block 34, the sliding block 34 moves upwards towards the interior of the fourth groove 32, at the moment, the third spring 33 is in a compressed state and accommodates the raw materials which continue to be conveyed into the feed chute 3, the extruder is effectively prevented from stopping when the blade 18 cuts the tube body, and the service life of the extruder is effectively prolonged; when the stopper 31 moves towards the direction of the feed chute 3, the circumferential side wall of the stopper 31 extrudes the scraping block 42 on the arc surface close to one side of the stopper 31, and as the air pressure in the second air cavity 27 is greater than the gravity of the stopper 31, the pulling force of the second spring 29 on the stopper 31, the friction force on the stopper 31, the pressure of the viscous material on the stopper 31 and the extrusion force of the scraping block 42 on the stopper 31, the scraping block 42 moves towards the interior of the fifth groove 39, and the elastic rubber air bag 41 is compressed;
after the tube body is cut, because the length of the tube body to be cut is short, the controller controls the rotating speed of the first air pump 35 to be reduced, the redundant air flows out of the tube body through the one-way valve 3803 through the air outlet 3801, the second air pump 37 continues to operate, the air pressure in the first air cavity is reduced, and the first spring 17 drives the blade 18 to reset because the elasticity of the first spring 17 is greater than the gravity of the blade 18 and the friction resistance of the blade 18;
at this time, because the stopper 31 is subjected to self gravity, the pulling force of the second spring 29 on the stopper 31 and the pressure of the viscous-state material on the stopper 31 are greater than the friction force on the circumferential side wall of the stopper 31, when the stopper 31 moves towards the inner lower part of the second air cavity 27, the adhered material on the side wall of the stopper 31 on the upper surface of the scraping block 42 on the circumferential side of the stopper 31 is scraped, the adhered material is effectively prevented from adhering to the surface of the stopper 31 and entering the second air cavity 27 along with the stopper 31, thereby the cooled material is effectively prevented from adhering the side wall of the stopper 31 to the inner wall of the second air cavity 27, further the stopper 31 is prevented from moving towards the inside of the feed chute 3, the viscous-state material has higher temperature, the shell 1 is heated, so that the gas inside the elastic rubber airbag 41 is heated and expanded, when the elastic rubber airbag 41 pushes the scraping block 42, the scraping block 42 can be more tightly adhered to the surface of the stopper 31, so as to effectively scrape the viscous-state raw materials attached to the side wall of the stop block 31;
after the cutting of the tube body by the blade 18 is completed, when the blade 18 moves towards the inside of the first air cavity 14, because the pulling force of the first spring 17 on the blade 18 is greater than the friction force between the blade 18 and the inner wall of the ring 8, the blade 18 is in contact between the upper surface of one end close to the first circular groove 2 and the upper surface of the third circular groove 16, so that the viscous-state raw material existing on the upper surface of the blade 18 is scraped by the upper surface of the third circular groove 16, when the scraped raw material falls into the waste groove 44 below the circular arc surface, the adhered material is collected by the elastic rubber 47, after the standby device is shut down, the base 4402 is pulled out by the pull lug 49, so that the waste material can be collected, because the circular arc surface design of the shell 1 between the upper surface of the third circular groove 16 and the side wall of the first circular groove 2 effectively avoids that the waste material is scraped on the prepared tube body in the first circular groove 2 because the blade 18 directly contacts the upper surface of the third circular groove 16, after the collection of the waste materials is completed, the base 4402 is pulled out of the shell 1 through the pulling lug 49 to obtain the elastic rubber 47, at the moment, the viscous-state waste materials on the concave surface of the elastic rubber 47 can be taken out through pulling the elastic rubber 47, the collection is convenient, meanwhile, the elastic stainless steel wire 4701 can effectively ensure the strength of the elastic rubber 47, and the service life of the elastic rubber 47 is prolonged;
and when the first air pump 35 and the second air pump 37 work, the ring 8 is in a rotating state, the air flowing out through the second through hole 43 flows into the fifth air cavity 4501 through a gap between the ring 8 and the second circular groove 4, the second air pump 37 continuously works, so that the air continuously flows into the fifth air cavity 4501 through the second through hole 43, the air flows into the air hole 4601 through the fifth air cavity 4501, the air pressure in the air hole 4601 is increased, the generated pressure is greater than the pulling force of the fourth spring 4603 on the extension rod 4604 and the friction force between the extension rod 4604 and the air hole 4601, so that the extension rod 4604 is pushed to move towards the first circular groove 2, the fourth spring 4603 is in a stretching state, the air flow flowing into the air hole 4601 through the second through hole 43 is unstable due to the rotation of the ring 8, so that the extension rod 4604 continuously reciprocates in the air hole 4601, and the adhered materials existing on the circular arc surface are effectively and continuously removed, the material falls on the upper surface of the elastic rubber 47;
when the tube body is cut next time, only the rotating speed of the first air pump 35 needs to be controlled, and the wind power blown out by the first air pump 35 is improved, so that the rate of cutting the tube body by the device is effectively improved.
When the invention is produced and installed: a first circular groove 2 is formed from the lower surface of a shell 1 to the inside of the shell 1, a feeding groove 3 is formed in the surface of the right side of the shell 1, so that the feeding groove 3 is communicated with the upper part of the first circular groove 2, a second circular groove 4 and a third circular groove 16 are formed by vertically splicing two sections of shells 1 provided with circular grooves, a circular ring 8 and a ball 11 are correspondingly placed into the corresponding grooves, and the upper shell 1 and the lower shell 1 are welded or connected through bolts (the bolt connection needs to form corresponding bolt holes on the shells 1, which is not shown in the invention); the complete circular ring 8 is formed by splicing two rings with the thickness being only half of that of the circular ring 8, grooves are formed in the side faces of the two rings, the grooves are communicated after splicing, a complete first air cavity 14 is formed in the circular ring 8, a first spring 17 is welded on the surface of one side, away from the first circular groove 2, of the first air cavity 14, a blade 18 is fixedly connected to the other end of the spring, and one end, away from the first spring 17, of the blade 18 is inserted into a third circular groove 16 through a cutter inserting groove 1601 in the circular ring 8; place elastic rubber 47 on base 4402 top support ring 4403, push base 4402 top support ring 4403 in the waste chute 44, after the rubber gasket 4405 that links firmly with base 4402 below support ring 4403 outer surface enters waste chute 44 completely, because of the pipe diameter that rubber gasket 4405 and support ring 4403 is greater than waste chute 44 for after rubber gasket 4405 enters waste chute 44 completely, realize the fixed to base 4402.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. An integrated into one piece system of silicon rubber double-barrelled pipe which characterized in that: comprises a shell (1), a forming mechanism, a cutting mechanism and a controller; a first circular groove (2) is formed in the shell (1); the first circular groove (2) penetrates through the lower surface of the shell (1); a feeding groove (3) is formed in the upper part of the inner part of the shell (1) and on the right side of the first circular groove (2); the first circular groove (2) is communicated with the feeding groove (3); a second circular groove (4) is formed in the lower portion of the inner portion of the shell (1);
the molding mechanism comprises a mold core (7); the mold core (7) is fixedly connected to the upper surface of the first circular groove (2); the lower end of the mold core (7) does not extend out of the first circular groove (2);
the cutting mechanism comprises a circular ring (8); a plurality of first sliding grooves (5) are formed in the lower surface of the second circular groove (4); the lower surface of the circular ring is provided with a plurality of second sliding grooves (6); a plurality of balls (11) are connected between the first sliding chute (5) and the second sliding chute (6) in a sliding manner; a plurality of first air cavities (14) are uniformly formed in the circular ring (8); a plurality of first through holes (15) are uniformly formed in the circumferential surface of the outer side of the circular ring (8); the first air cavity (14) is communicated with the second circular groove (4) through a first through hole (15); a third circular groove (16) is formed in the lower portion of the inner portion of the shell (1) and around the first circular groove (2); a slotting tool groove (1601) is formed in the circular ring (8); the first air cavity (14) is communicated with the first circular groove (2) through a third circular groove (16) through a slotting groove (1601); the inner wall of the first air cavity (14) is fixedly connected with the end part of the blade (18) through a first spring (17) at one side of the principle first circular groove (2); the blade (18) is connected inside the cutter inserting groove (1601) in a sliding mode, and the tip end of the blade (18) is inserted inside the third circular groove (16); one end of the lower surface of the third circular groove (16), which is close to the first circular groove (2), is fixedly connected with a convex block (19); a first groove (21) is formed in one side, close to the first sliding groove (5), of the blade (18); a first sealing washer (22) is fixedly arranged on the upper surface of the circular ring (8); the number of the first sealing gaskets (22) is two, and the two sealing gaskets are respectively close to the outer surface and the inner surface of the circular ring (8); two second grooves (23) are formed in the upper surface of the inner part of the second circular groove (4) of the shell (1); the second groove (23) is designed corresponding to the first sealing washer (22); the first sealing washer (22) is connected inside the second groove (23) in a sliding manner; a second sealing washer (24) is fixedly arranged on the lower surface of the circular ring (8); the two second sealing gaskets (24) are respectively close to the outer surface and the inner surface of the circular ring (8); two third grooves (25) are formed in the surface of the lower portion of the inner portion of the second circular groove (4) of the shell (1); the third groove (25) is designed corresponding to the second sealing washer (24); the second sealing washer (24) is connected inside the third groove (25) in a sliding manner; the upper surface of the circular ring (8) is uniformly and fixedly connected with a plurality of fan blades (26); a first air pump (35) is fixedly connected to the lower surface of the lower part of the shell (1); the first air pump (35) is communicated with the second circular groove (4) through a third air cavity (36) formed in the shell (1); the side wall of the shell (1) is fixedly connected with a second air pump (37), and the side face where the second air pump (37) is located is perpendicular to the side face where the feed chute (3) is located; a fourth air cavity (38) is formed in the shell (1) above the second circular groove (4); one end of the fourth air cavity (38) is communicated with the second circular groove (4), and the other end of the fourth air cavity is communicated with the external design; the second air pump (37) is communicated with the second circular groove (4) through a fourth air cavity (38); an air outlet (3801) is formed in the side wall of the shell (1); the air outlet (3801) is communicated with the fourth air cavity (38), and the plane where the air outlet (3801) is located is vertical to the plane where the first air pump (35) is located; the first air pump (35) and the second air pump (37) are controlled by a controller; the shell is provided with an exhaust hole (3802) between the second circular groove (4) and the air outlet (3801); the inner wall of the exhaust hole (3802) is fixedly connected with a one-way valve (3803).
2. The integrated molding system of a silicone rubber double-pipe as claimed in claim 1, wherein: a second air cavity (27) is formed in the shell (1) above the second circular groove (4); the second air cavity (27) is communicated with the feeding groove (3) and the second circular groove (4); a limiting rod (28) is fixedly connected to the lower part of the inner part of the second air cavity (27); the limiting rod (28) is fixedly connected with a stop block (31) through a second spring (29); the stop block (31) is positioned above the second spring (29) and does not extend upwards out of the second air cavity (27) in an initial state; a fourth groove (32) is formed in the upper part inside the shell (1); the fourth groove (32) is communicated with the feeding groove (3), and the fourth groove (32) is positioned above the feeding groove (3); the inner upper surface of the fourth groove (32) is fixedly connected with a sliding block (34) through a third spring (33).
3. The integrated molding system of silicone rubber double-pipe as claimed in claim 2, wherein: a plurality of fifth grooves (39) are uniformly formed in the shell (1) in the second air cavity (27), and the fifth grooves (39) are close to the connection part of the second air cavity (27) and the feed chute (3); the inner wall of the fifth groove (39) is fixedly connected with a scraping block (42) through an elastic rubber air bag (41); the scraping block (42) is designed in an arc shape on the surface of one side close to the stop block (31).
4. The integrated molding system of a silicone rubber double-pipe as claimed in claim 1, wherein: the shell (1) is designed to be an arc surface between the upper surface of the third circular groove (16) and the side wall of the first circular groove (2); a waste material groove (44) is formed in the right side of the bump (19) and is positioned on the lower surface of the third circular groove (16); the waste material groove (44) penetrates through the lower surface of the shell (1); a connecting rod (4401) is fixedly connected to the shell (1) on one side of the bump (19) above the inner part of the waste trough (44); the other end of the connecting rod (4401) is fixedly connected with the shell (1) on one side close to the first circular groove (2); a base (4402) is connected to the interior of the waste trough (44) in a sliding manner; the base (4402) consists of an upper support ring (4403) and a lower support ring (4403), and the two support rings (4403) are fixedly connected through a plurality of uniformly arranged support rods; the circumferential outer surface of the lower supporting ring (4403) is fixedly connected with a rubber gasket (4405); the lower surface of the lower supporting ring (4403) is fixedly connected with a pull lug (49); the upper surface of a support ring (4403) above the base (4402) in the waste trough (44) is fixedly connected with elastic rubber (47); the cross section of the elastic rubber (47) is concave.
5. The integral molding system of a silicone rubber double tube as set forth in claim 4, wherein: a plurality of elastic stainless steel wires (4701) are uniformly fixedly connected inside the elastic rubber (47).
6. The integrated molding system of a silicone rubber double-pipe as claimed in claim 1, wherein: a first sealing washer (22) which is arranged above the circular ring (8) and is close to one side of the inner surface is provided with a plurality of second through holes (43) which penetrate from the outside of the shell (1) to the inside of the shell (1) uniformly; a fifth air cavity (4501) is formed in the side face, close to the first circular groove (2), of the second circular groove (4) of the shell (1); a plurality of air holes (4601) are uniformly formed in the shell (1) on the arc surface above the third circular groove (16); the air hole (4601) is communicated with a fifth air cavity (4501); the inner wall of the air hole (4601) is fixedly connected with a fixing rod (4602); the fixed rod (4602) is fixedly connected with an extension rod (4604) through a fourth spring (4603); the protruding rod (4604) is not arranged to protrude out of the air hole (4601) in an initial state.
CN202111286321.9A 2021-11-02 2021-11-02 Integrated into one piece system of silicon rubber double-pipe Pending CN114147986A (en)

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Application Number Priority Date Filing Date Title
CN202111286321.9A CN114147986A (en) 2021-11-02 2021-11-02 Integrated into one piece system of silicon rubber double-pipe

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Application Number Priority Date Filing Date Title
CN202111286321.9A CN114147986A (en) 2021-11-02 2021-11-02 Integrated into one piece system of silicon rubber double-pipe

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CN114147986A true CN114147986A (en) 2022-03-08

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207523014U (en) * 2017-12-04 2018-06-22 中山市沃德医疗器械有限公司 A kind of catheter pipe forming mold
CN210940364U (en) * 2019-10-15 2020-07-07 浙江迈森科技有限公司 Die head waste cleaning device of plastic extrusion-blowing forming machine
CN213796709U (en) * 2020-11-17 2021-07-27 湖北兴屹工程技术有限公司 Electric power construction electric power pipe cutting device
CN113561440A (en) * 2021-08-26 2021-10-29 宁夏三正管业有限公司 Processing equipment and preparation method of flexible PE water supply pipe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207523014U (en) * 2017-12-04 2018-06-22 中山市沃德医疗器械有限公司 A kind of catheter pipe forming mold
CN210940364U (en) * 2019-10-15 2020-07-07 浙江迈森科技有限公司 Die head waste cleaning device of plastic extrusion-blowing forming machine
CN213796709U (en) * 2020-11-17 2021-07-27 湖北兴屹工程技术有限公司 Electric power construction electric power pipe cutting device
CN113561440A (en) * 2021-08-26 2021-10-29 宁夏三正管业有限公司 Processing equipment and preparation method of flexible PE water supply pipe

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