CN116587563A - PVC power tube extrusion equipment - Google Patents
PVC power tube extrusion equipment Download PDFInfo
- Publication number
- CN116587563A CN116587563A CN202310377434.2A CN202310377434A CN116587563A CN 116587563 A CN116587563 A CN 116587563A CN 202310377434 A CN202310377434 A CN 202310377434A CN 116587563 A CN116587563 A CN 116587563A
- Authority
- CN
- China
- Prior art keywords
- rod
- hopper
- rotating rod
- charging hopper
- belt pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 238000001125 extrusion Methods 0.000 title claims abstract description 41
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 238000012216 screening Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 22
- 239000000463 material Substances 0.000 abstract description 62
- 230000000694 effects Effects 0.000 abstract description 19
- 238000012545 processing Methods 0.000 abstract description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 229920000457 chlorinated polyvinyl chloride Polymers 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/287—Raw material pre-treatment while feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The application discloses PVC power tube extrusion equipment, which relates to the technical field of PVC power tube processing, and comprises an extrusion material cylinder and a charging hopper arranged on the extrusion material cylinder, wherein a screening plate is fixedly arranged in the charging hopper, the inside of the charging hopper is separated into an upper chamber and a lower chamber through the screening plate, a stirring rod is rotatably arranged in the upper chamber, and a pressurizing plate is vertically arranged in the lower chamber in a sliding manner. According to the PVC power tube extrusion equipment, the pressurizing plate and the two sliding baffles are utilized, so that the situation that materials are blocked at the position of the feeding hole can be prevented, the total amount of the materials added into the extrusion charging barrel can be controlled within a certain time period, the phenomenon of bridging can be overcome, the situation that the materials are blocked at the position of the feeding hole is avoided, and the adding effect of the materials on the extruder is improved to a certain extent.
Description
Technical Field
The application relates to the technical field of PVC power tube processing, in particular to PVC power tube extrusion equipment.
Background
PVC-C power tubes use PVC-C resin with excellent heat resistance and insulating property as a main material, and PVC-C products are currently accepted green and environment-friendly products, and the excellent physical and chemical properties of the PVC-C power tubes are becoming more and more important to the industry. The PVC-C power tube is a hard straight wall tube, the inner wall and the outer wall are smooth and flat, the color is orange, and the color is bright and striking. For PVC-C power pipes, the whole processing process is not separated from the use of an extruder.
The screw extruder relies on pressure and shearing force generated by screw rotation, so that materials can be fully plasticized and uniformly mixed, and the materials are molded through a die. Plastic extruders can be classified into various types such as twin-screw extruders, single-screw extruders, and less-numerous multi-screw extruders, and screw-less extruders.
The Chinese patent with the name of PVC pipe extrusion accelerating device and control method thereof comprises a frame, a charging barrel arranged on the frame, a double screw rod arranged in the charging barrel, a feeder, a speed reducer and a motor for driving the screw rod to rotate, wherein a multi-section heating device is arranged in the charging barrel and mainly comprises a feedback circuit, a sleeve and a plurality of heaters positioned in the sleeve, the heaters are formed by connecting a plurality of heating pipes through connecting pieces, each heating pipe comprises an inner pipe and an outer pipe, a vacuum gap structure filled with working medium is arranged between the inner pipe and the outer pipe, and a temperature detector is arranged between each heating pipe and the charging barrel. The problem that when traditional PVC pipe extrusion device was to the ejection of compact of material, because the temperature of heating is unanimous, consequently makes the material when flowing, can lead to the flow rate of material to become slow because of the heat of taking away to influence the finished product extrusion speed is solved to above-mentioned patent.
While the whole processing process needs to be carried out on the PVC power pipe by using the extruder disclosed by the patent, bridging phenomenon (bridging phenomenon is that the diameter of a hopper near a charging hole of the extruder is gradually reduced, but the material forms compacted solids due to too fast change) occurs when the material is added by using the extruder disclosed by the patent, and the bridging phenomenon can prevent the raw material from entering the extruder, so that the situation that the material is blocked near the charging hole is easily caused, and the adding effect of the material on the extruder is reduced to a certain extent.
Disclosure of Invention
The application aims to provide PVC power tube extrusion equipment, which solves the defects in the prior art.
In order to achieve the above object, the present application provides the following technical solutions: the PVC power tube extrusion equipment comprises an extrusion material cylinder and a feeding hopper arranged on the extrusion material cylinder, wherein a split screen plate is fixedly arranged in the feeding hopper, the inside of the feeding hopper is divided into an upper cavity and a lower cavity through the split screen plate, a stirring rod is rotatably arranged in the upper cavity, a pressurizing plate is vertically arranged in the lower cavity in a sliding manner, and a plurality of elastic pieces are arranged between the pressurizing plate and the split screen plate; two sliding baffles are arranged at the bottom end of the charging hopper in a collinear and reverse sliding way; the stirring rod is driven to rotate simultaneously, the pressurizing plate slides up and down in a reciprocating mode, and the two sliding baffles slide reversely and oppositely.
Further, a first rotating rod is rotatably arranged on the side wall of the charging hopper, one end of the first rotating rod is fixedly connected with a first conical gear, the stirring rod is rotatably arranged on the top surface of the screening plate, and a second conical gear meshed with the first conical gear is fixedly arranged on the stirring rod; the side wall of the charging hopper is also rotatably provided with a second rotating rod, one end of the second rotating rod is fixedly connected with a cam, the section of the cam is elliptical, and the peripheral surface of the cam is arranged on the top end of the pressurizing plate in a sliding manner; the screw rod is rotatably arranged on the charging hopper, two sections of thread sections with opposite rotation directions are formed on the circumferential surface of the screw rod, and each sliding baffle is in threaded connection with the circumferential surface of each thread section.
Further, a plurality of convex edges are fixedly arranged on the peripheral surface of the cam, and a convex block is fixedly arranged on the top end of the pressurizing plate; the elastic pieces are springs, and two ends of each spring are fixedly connected to the screening plate and the pressurizing plate respectively; the bottom fixed mounting of dividing the sieve board has a plurality of telescopic links, and a plurality of the output of telescopic link is all fixed connection on the top of pressurizing board, and a plurality of the spring overlaps respectively and establishes on the global of each telescopic link.
Further, the driving assembly comprises a mounting frame fixedly mounted on the side wall of the charging hopper, a second motor is fixedly mounted on the mounting frame, and the output end of the second motor is fixedly connected to the other end of the first rotating rod; a first belt pulley is fixedly arranged on the peripheral surface of the first rotating rod, a second belt pulley is fixedly arranged on the other end of the second rotating rod, and the second belt pulley is in transmission connection with the first belt pulley through a first linkage belt; a third belt pulley is fixedly arranged on the peripheral surface of the second rotating rod, a third rotating rod is rotatably arranged on the side wall of the charging hopper, a fourth belt pulley is fixedly arranged at one end of the third rotating rod, and the fourth belt pulley is in transmission connection with the third belt pulley through a second linkage belt; the other end of the third rotating rod is fixedly provided with a first plane gear, and one end of the screw rod is fixedly provided with a second plane gear meshed with the first plane gear.
Further, two cover plates are rotatably arranged at the top end of the charging hopper, and the rotation directions of the two cover plates are opposite; and a transmission component for driving the two cover plates to rotate is arranged between the feeding hopper and the second motor.
Further, the transmission assembly comprises a fifth belt pulley fixedly arranged on the peripheral surface of the first rotating rod, a sixth belt pulley is rotatably arranged on the side wall of the charging hopper, and the sixth belt pulley is in transmission connection with the fifth belt pulley through a third transmission belt; an electric push rod is fixedly arranged on the sixth belt pulley, and a plurality of bolts are fixedly arranged at the output end of the electric push rod; a third plane gear is rotatably arranged on the side wall of the charging hopper, a first connecting rod is fixedly arranged on the third plane gear, and a plurality of slots matched with the bolts are formed in one side, away from the charging hopper, of the first connecting rod; a guide rail is fixedly arranged on the side wall of the charging hopper, a rack meshed with the third plane gear is slidably arranged on the guide rail, a fourth plane gear meshed with the rack is further rotatably arranged on the side wall of the charging hopper, and a second connecting rod is fixedly arranged on the fourth plane gear; the other ends of the first connecting rod and the second connecting rod are respectively arranged on the side walls of the two cover plates in a sliding manner.
Further, the side walls of the two cover plates are provided with sliding grooves, sliding blocks are arranged in the sliding grooves in a sliding mode, and the first connecting rod and the second connecting rod are respectively and rotatably arranged on the two sliding blocks.
Further, a timing sensor is fixedly installed on the charging hopper, and the timing sensor is electrically connected with the electric push rod through a wire.
Further, a connecting piece is fixedly arranged on the stirring rod, a plurality of scrapers are fixedly arranged on the connecting piece, and the tips of the scrapers are abutted against the side wall of the upper cavity.
Further, one end of the extrusion charging barrel is fixedly provided with a first motor, the bottom end of the first motor is fixedly provided with a machine base, and the side wall of the machine base is fixedly provided with a control console.
In the technical scheme, the application provides PVC power tube extrusion equipment, which has the following beneficial effects: through the puddler that utilizes the cavity, the effect that can carry out intensive mixing with the material has been played, and the material after intensive mixing then can drop to the cavity down through dividing the sieve in, and the material that drops to the cavity down then can be under the extrusion of pressurization board, make the material can be forced to impel in the extrusion feed cylinder, and use the pressurization board to the in-process that extrudees the material in the cavity down, can make two sliding baffle of hopper bottom can slide reciprocally, thereby make in a period of time, can be to the effect of accuse to the total amount of material that adds in the extrusion feed cylinder, and then played and overcome the emergence of so-called bridging phenomenon, and avoided the material to form the condition emergence of jam in charge door department, and then improved the additive effect of material on the extruder to a certain extent.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present application;
FIG. 2 is a schematic diagram of the structure shown in FIG. 1A according to an embodiment of the present application;
FIG. 3 is a schematic view of the back structure of FIG. 1 according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a partial structure of FIG. 3 according to an embodiment of the present application;
FIG. 5 is a schematic diagram of the structure shown in FIG. 4B according to an embodiment of the present application;
FIG. 6 is a schematic diagram of the structure shown in FIG. 4C according to an embodiment of the present application;
FIG. 7 is a schematic diagram of the structure shown in FIG. 4D according to an embodiment of the present application;
FIG. 8 is a schematic diagram of the structure shown in FIG. 4 at E according to an embodiment of the present application;
FIG. 9 is a schematic front view of the structure of FIG. 1 according to an embodiment of the present application;
FIG. 10 is a schematic view of a portion of the structure of FIG. 9 according to an embodiment of the present application;
FIG. 11 is a schematic diagram of the structure shown at F in FIG. 10 according to an embodiment of the present application;
FIG. 12 is a schematic view of the first bevel gear of FIG. 10 according to an embodiment of the present application;
FIG. 13 is a schematic view of a partially disassembled structure of FIG. 1 according to an embodiment of the present application;
FIG. 14 is a schematic view of a part of the structure of FIG. 13 according to an embodiment of the present application;
FIG. 15 is a schematic view of the structure of FIG. 14 at G according to an embodiment of the present application;
fig. 16 is a schematic structural diagram of the H in fig. 14 according to an embodiment of the present application.
Reference numerals illustrate:
1. a base; 2. a first motor; 3. extruding a discharging tube; 4. a hopper; 5. dividing the sieve plate; 601. a mounting frame; 602. a second motor; 603. a first rotating lever; 604. a first bevel gear; 605. a stirring rod; 606. a second bevel gear; 607. a first pulley; 608. a second rotating rod; 609. a second pulley; 610. a first linkage belt; 611. a cam; 612. a rib; 613. a pressurizing plate; 614. a bump; 615. an elastic member; 616. a telescopic rod; 617. a third pulley; 618. a third rotating rod; 619. a fourth pulley; 620. a second linkage belt; 621. a first face gear; 622. a screw rod; 623. a second face gear; 624. a sliding baffle; 625. a limit baffle; 626. a fifth pulley; 627. a sixth pulley; 628. a third linkage belt; 629. an electric push rod; 630. a plug pin; 631. a third face gear; 632. a first link; 633. a slot; 634. a guide rail; 635. a rack; 636. a fourth face gear; 637. a second link; 638. a cover plate; 639. a chute; 640. a slide block; 641. a seal; 642. a timing sensor; 643. a wire; 644. a scraper; 7. a console.
Detailed Description
In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1-16, the embodiment of the present application provides a PVC power pipe extrusion apparatus, including an extrusion cylinder 3 and a hopper 4 mounted on the extrusion cylinder 3, wherein a separation sieve plate 5 is fixedly mounted in the hopper 4, the interior of the hopper 4 is separated into an upper chamber and a lower chamber by the separation sieve plate 5, a stirring rod 605 is rotatably disposed in the upper chamber, a pressurizing plate 613 is vertically slidably disposed in the lower chamber, and a plurality of elastic members 615 are disposed between the pressurizing plate 613 and the separation sieve plate 5; two sliding baffles 624 are arranged at the bottom end of the hopper 4 in a collinear and reverse sliding way; the device also comprises a driving component, wherein the driving component is used for simultaneously driving the stirring rod 605 to rotate, the pressurizing plate 613 to slide up and down in a reciprocating manner and the two sliding baffles 624 to slide reversely and relatively; through utilizing the puddler 605 of upper chamber, the effect that can carry out intensive mixing with the material, and the material after intensive mixing then can drop down in the cavity down through dividing sieve 5, and the material that drops down in the cavity down can then under the extrusion of pressurization board 613, make the material can be forced to impel into extrusion feed cylinder 3, and use pressurization board 613 to the in-process of extruding the material in the cavity down, can make two sliding baffle 624 of hopper 4 bottom can slide reciprocally, thereby make in a period of time, can be controlled the effect to the total amount of material that adds in the extrusion feed cylinder, and then have played and have overcome the emergence of so-called bridging phenomenon, and avoided the material to form the condition emergence of jam in charge door department, and then improved the additive effect of material on the extruder to a certain extent.
In this embodiment (not shown), two observation windows are fixedly installed on the side wall of the hopper 4; through utilizing the observation window, play can carry out the effect of real-time observation monitoring to the material level and the material loading condition of last cavity and the inside of lower cavity.
Specifically, a first rotating rod 603 is rotatably arranged on the side wall of the charging hopper 4, one end of the first rotating rod 603 is fixedly connected with a first conical gear 604, a stirring rod 605 is rotatably arranged on the top surface of the sub-sieve plate 5, and a second conical gear 606 meshed with the first conical gear 604 is fixedly arranged on the stirring rod 605; through utilizing the first conical gear 604 on the first rotating rod 603, the first conical gear 604 can be mutually matched with the second conical gear 606 on the stirring rod 605, so that the first rotating rod 603 can drive the stirring rod 605 in the upper chamber to rotate while rotating, and further the effect that materials added into the charging hopper 4 can be fully stirred, and the materials can be fully mixed is achieved; the side wall of the charging hopper 4 is also rotatably provided with a second rotating rod 608, one end of the second rotating rod 608 is fixedly connected with a cam 611, the section of the cam 611 is elliptical, and the peripheral surface of the cam 611 is arranged on the top end of the pressurizing plate 613 in a sliding way; by utilizing the cam 611 on the second rotating rod 608, the cam 611 can drive the pressurizing plate 613 in the lower chamber to slide downwards while rotating, so that the effect of forcibly adding the material in the lower chamber into the extrusion barrel is achieved, and by utilizing the elastic piece 615, after the pressurizing plate 613 slides to a certain position under the action of the cam 611, the pressurizing plate 613 can be quickly reset under the action of the elastic piece 615, so that the cam 611 on the second rotating rod 608 can drive the pressurizing plate 613 in the lower chamber to slide up and down in a reciprocating manner in the continuous rotating process; a screw rod 622 is rotatably arranged on the charging hopper 4, two sections of thread sections with opposite rotation directions are arranged on the peripheral surface of the screw rod 622, and each sliding baffle 624 is respectively in threaded connection with the peripheral surface of each thread section; through utilizing lead screw 622, because offered two sections screw thread sections that revolve to opposite directions on the lead screw 622 to two slide damper 624 screw thread setting respectively on two screw thread sections, consequently through utilizing the rotation of lead screw 622, then played and can make two slide damper 624 can be reversed under the effect of lead screw 622 slide relatively, and then played the effect that can carry out continuous adjustment to the opening size of charge door.
In this embodiment (see fig. 2), the other end of the screw rod 622 is fixedly provided with a limit baffle 625, and the cross section of the limit baffle 625 is circular; by using the limit stopper 625, the reverse relative sliding distance of the two slide stoppers 624 can be limited.
Specifically, a plurality of ribs 612 are fixedly mounted on the circumferential surface of the cam 611, and a bump 614 is fixedly mounted on the top end of the pressing plate 613; the plurality of elastic pieces 615 are springs, and two ends of each spring are fixedly connected to the sieve separation plate 5 and the pressurizing plate 613 respectively; the bottom end of the screen dividing plate 5 is fixedly provided with a plurality of telescopic rods 616, the output ends of the telescopic rods 616 are fixedly connected to the top end of the pressurizing plate 613, and a plurality of springs are respectively sleeved on the peripheral surfaces of the telescopic rods 616; by utilizing the plurality of convex edges 612 fixedly arranged on the peripheral surface of the cam 611, the cam 611 rotates under the action of the second rotating rod 608, so that in the process that the peripheral surface of the cam 611 slides along the top end of the pressing plate 613, the plurality of convex edges 612 on the cam 611 are mutually matched with the convex blocks 614 on the pressing plate 613, the pressing plate 613 can mutually match with the convex blocks 612, the convex blocks 614 and the plurality of elastic pieces 615 in the rotating process, the pressing plate 613 can perform the function of fine vertical sliding, the function of improving the bottom end buffering effect of the pressing plate 613 to a certain extent is achieved, and the phenomenon that the pressing plate 613 forcibly feeds materials due to the fact that the pressing plate 613 presses the materials is avoided when the pressing plate 613 is used for forcedly feeding the materials into a pressing cylinder, or the situation that the materials at the bottom end of the pressing plate 613 are mutually adhered under the action of pressing is avoided, and the effect of forcedly feeding the materials can be improved to a certain extent.
Specifically, the driving assembly comprises a mounting frame 601 fixedly mounted on the side wall of the hopper 4, a second motor 602 is fixedly mounted on the mounting frame 601, and the output end of the second motor 602 is fixedly connected to the other end of the first rotating rod 603; a first belt pulley 607 is fixedly arranged on the peripheral surface of the first rotating rod 603, a second belt pulley 609 is fixedly arranged on the other end of the second rotating rod 608, and the second belt pulley 609 is in transmission connection with the first belt pulley 607 through a first linkage belt 610; a third belt pulley 617 is fixedly arranged on the peripheral surface of the second rotating rod 608, a third rotating rod 618 is rotatably arranged on the side wall of the charging hopper 4, a fourth belt pulley 619 is fixedly arranged at one end of the third rotating rod 618, and the fourth belt pulley 619 is in transmission connection with the third belt pulley 617 through a second linkage belt 620; a first plane gear 621 is fixedly arranged at the other end of the third rotating rod 618, and a second plane gear 623 meshed with the first plane gear 621 is fixedly arranged at one end of the screw rod 622; through utilizing the second motor 602 on the mounting frame 601, the first rotating rod 603 can rotate under the action of the second motor 602, so that the stirring rod 605 in the upper cavity can be driven to rotate through the mutual cooperation between the first conical gear 604 and the second conical gear 606, and the first belt pulley 607 and the second belt pulley 609 on the second rotating rod 608 can be driven by utilizing the first belt pulley 607 on the first rotating rod 603, the first belt pulley 607 and the second belt pulley 609 can rotate under the transmission action of the first linkage belt 610, the second rotating rod 608 can be driven to rotate while the first rotating rod 603 rotates, and the peripheral surface of the cam 611 can slide along the top end of the pressurizing plate 613; and through the third belt pulley 617 on the second rotating rod 608 and the fourth belt pulley 619 on the third rotating rod 618, the third belt pulley 617 and the fourth belt pulley can rotate the first face gear 621 on the third rotating rod 618 under the transmission action of the second linkage belt 620, and through the mutual matching between the first face gear 621 and the second face gear 623 on one end of the screw rod 622, the screw rod 622 can rotate under the linkage of the first face gear 621 and the second face gear 623, and further, the two sliding baffles 624 can be driven to reversely slide relatively.
In another embodiment (not shown in the figure), a first driving motor for driving the stirring rod 605 to rotate is fixedly installed on the charging hopper 4, a cylinder for driving the pressurizing plate 613 to slide up and down is fixedly installed at the bottom end of the sub-sieve plate 5, a second driving motor for driving the two sliding baffles 624 to slide reversely and relatively is fixedly installed on the charging hopper 4, the output end of the second driving motor is fixedly connected with the driving rod, two sections of thread sections with opposite rotation directions are formed on the peripheral surface of the driving rod, and each sliding baffle 624 is respectively connected with each thread section in a threaded manner; by utilizing the first driving motor, the stirring rod 605 in the upper chamber can be driven to rotate, so that the materials added into the upper chamber in the hopper 4 can be stirred, and the materials added into the upper chamber can be fully mixed; by using the air cylinder, the pressurizing plate 613 can be driven to slide up and down, so that the mixed materials in the lower chamber can be forcibly added into the pressurizing cylinder; through utilizing second driving motor for the actuating lever can rotate under second driving motor's effect, owing to offered two sections screw thread sections that revolve to opposite directions on the actuating lever, consequently when the actuating lever at pivoted in-process, make two slide damper 624 can be reversed slide relatively, and then played the effect that can adjust the opening size of charge door department, consequently through above-mentioned embodiment, can solve the bridging phenomenon of extruder among the prior art equally.
Specifically, two cover plates 638 are rotatably arranged at the top end of the hopper 4, and the rotation directions of the two cover plates 638 are opposite; a transmission component for driving the two cover plates 638 to rotate is arranged between the hopper 4 and the second motor 602; through utilizing two apron 638 on hopper 4 top, played and can carry out sealed effect to hopper 4 top, can avoid when the extruder operation as far as possible, can prevent dust, moisture and the impurity in the air fall into hopper 4 in to cause the condition of influence to the material to take place, and through utilizing drive assembly, when adding the material in the hopper 4 in needs, make two apron 638 can overturn under drive assembly's effect toward each other opposite direction, make the convenience open and close two apron 638 on the hopper 4, thereby the effect of conveniently adding the material in the hopper 4.
In this embodiment (see fig. 4), sealing elements 641 are fixedly mounted on one sides of the two cover plates 638 close to the hopper 4, and the sealing elements 641 are made of rubber; by using the seal 641, the sealing performance between the two cover plates 638 and the hopper 4 can be enhanced.
In another embodiment (not shown), a heating plate is fixedly installed inside the upper chamber; through utilizing the hot plate, played can be when adding the material to the upper chamber in the reinforced inside, when carrying out the mixing stirring to the material in the upper chamber through puddler 605, played the effect that can do dry processing to the material.
Specifically, the transmission assembly includes a fifth belt pulley 626 fixedly installed on the circumferential surface of the first rotating rod 603, a sixth belt pulley 627 is rotatably disposed on the sidewall of the hopper 4, and the sixth belt pulley 627 is in transmission connection with the fifth belt pulley 626 through a third transmission belt 628; an electric push rod 629 is fixedly arranged on the sixth belt pulley 627, and a plurality of bolts 630 are fixedly arranged at the output end of the electric push rod 629; the side wall of the charging hopper 4 is rotatably provided with a third plane gear 631, a first connecting rod 632 is fixedly arranged on the third plane gear 631, and one side of the first connecting rod 632 far away from the charging hopper 4 is provided with a plurality of slots 633 matched with the bolts 630; a guide rail 634 is fixedly arranged on the side wall of the charging hopper 4, a rack 635 meshed with the third face gear 631 is slidably arranged on the guide rail 634, a fourth face gear 636 meshed with the rack 635 is also rotatably arranged on the side wall of the charging hopper 4, and a second connecting rod 637 is fixedly arranged on the fourth face gear 636; the other ends of the first link 632 and the second link 637 are slidably disposed on the sidewalls of the two cover plates 638, respectively; when it is desired to add material to the hopper 4, the plurality of pins 630 can be moved in a direction approaching the first link 632 by using the electric push rod 629, so that the plurality of pins 630 can be inserted into the slots 633 at corresponding positions on the first link 632, the third face gear 631 can be rotated by using the transmission of the fifth pulley 626, the sixth pulley 627 and the third transmission belt 628, the rack 635 can be slid in a direction along the guide rails 634 by using the meshing action between the rack 635 and the third face gear 631, and the fourth face gear 636 meshing with the rack 635 can be rotated in a direction opposite to the direction of the third face gear 631 while the rack 635 slides along the guide rails 634, so that the effect of enabling the two cover plates 638 to be turned in directions opposite to each other is achieved, and when the two cover plates 638 are turned to the appropriate positions, the material can be added to the hopper 4.
Specifically, the side walls of the two cover plates 638 are provided with sliding grooves 639, sliding blocks 640 are slidably arranged in the two sliding grooves 639, and the first connecting rod 632 and the second connecting rod 637 are respectively and rotatably arranged on the two sliding blocks 640; by using the slider 640, the first link 632 and the second link 637 can be connected to the two cover plates 638, respectively, and by using the slide groove 639, the sliding direction and the maximum distance of the slider 640 can be limited.
Specifically, a timing sensor 642 is fixedly installed on the hopper 4, and the timing sensor 642 is electrically connected with the electric push rod 629 through a lead 643; by using the timing sensor 642, after a certain time has elapsed (the capacity of the material in the hopper 4 is typically the extrusion capacity of the extruder 1 to 1.5 hours, and thus, a worker is required to open the two cover plates 638 on the top of the hopper 4 at intervals of one time to add the material into the hopper 4), the timing sensor 642 can command the electric push rod 629 through the wire 643, so that the two cover plates 638 on the top of the hopper 4 can be automatically opened under the action of the transmission assembly, and by using the buzzer on the timing sensor 642, an alarm can be given after the two cover plates 638 on the top of the hopper 4 are opened, thereby reminding the worker to add the material in the hopper 4.
Specifically, a connecting piece is fixedly installed on the stirring rod 605, a plurality of scrapers 644 are fixedly installed on the connecting piece, and the tips of the scrapers 644 are abutted against the side wall of the upper chamber; by utilizing the scraper 644, the scraping effect of scraping the material adhered to the inner part of the upper chamber is achieved, and the waste of the material is avoided as much as possible.
Specifically, one end of the extrusion cylinder 3 is fixedly provided with a first motor 2, the bottom end of the first motor 2 is fixedly provided with a machine base 1, and the side wall of the machine base 1 is fixedly provided with a control console 7; by utilizing the first motor 2 on the base 1, the extrusion material cylinder 3 can extrude materials under the action of the first motor 2; by using the control console 7, the operation of adjusting various parameters of the extrusion cylinder 3 and the use of the hopper 4 by workers can be facilitated.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (10)
1. The PVC power tube extrusion equipment comprises an extrusion cylinder (3) and a charging hopper (4) arranged on the extrusion cylinder (3), and is characterized in that a screening plate (5) is fixedly arranged in the charging hopper (4), the interior of the charging hopper (4) is divided into an upper chamber and a lower chamber through the screening plate (5),
a stirring rod (605) is rotatably arranged in the upper chamber, a pressurizing plate (613) is vertically arranged in the lower chamber in a sliding manner, and a plurality of elastic pieces (615) are arranged between the pressurizing plate (613) and the screening plate (5);
the bottom end of the charging hopper (4) is provided with two sliding baffles (624) in a collinear and reverse sliding way;
the stirring rod (605) is driven to rotate simultaneously, the pressurizing plate (613) slides up and down in a reciprocating manner, and the two sliding baffles (624) slide reversely and relatively.
2. The PVC power pipe extrusion equipment according to claim 1, wherein a first rotating rod (603) is rotatably arranged on the side wall of the charging hopper (4), one end of the first rotating rod (603) is fixedly connected with a first conical gear (604), the stirring rod (605) is rotatably arranged on the top surface of the sub-sieve plate (5), and a second conical gear (606) meshed with the first conical gear (604) is fixedly arranged on the stirring rod (605);
a second rotating rod (608) is further rotatably arranged on the side wall of the charging hopper (4), one end of the second rotating rod (608) is fixedly connected with a cam (611), the section of the cam (611) is elliptical, and the peripheral surface of the cam (611) is slidably arranged on the top end of the pressurizing plate (613);
the feeding hopper (4) is rotatably provided with a screw rod (622), two sections of thread sections with opposite rotation directions are formed on the peripheral surface of the screw rod (622), and each sliding baffle (624) is respectively in threaded connection with the peripheral surface of each thread section.
3. A PVC power pipe extruding apparatus according to claim 2, wherein a plurality of ribs (612) are fixedly installed on the circumferential surface of the cam (611), and a projection (614) is fixedly installed on the top end of the pressing plate (613);
the elastic pieces (615) are springs, and two ends of each spring are fixedly connected to the screening plate (5) and the pressurizing plate (613) respectively;
the bottom end of the screening plate (5) is fixedly provided with a plurality of telescopic rods (616), the output ends of the telescopic rods (616) are fixedly connected to the top end of the pressurizing plate (613), and the springs are respectively sleeved on the peripheral surfaces of the telescopic rods (616).
4. A PVC power pipe extrusion apparatus according to claim 2, wherein the driving assembly includes a mounting bracket (601) fixedly mounted on a side wall of the hopper (4), a second motor (602) is fixedly mounted on the mounting bracket (601), and an output end of the second motor (602) is fixedly connected to the other end of the first rotating rod (603);
a first belt pulley (607) is fixedly arranged on the peripheral surface of the first rotating rod (603), a second belt pulley (609) is fixedly arranged on the other end of the second rotating rod (608), and the second belt pulley (609) is in transmission connection with the first belt pulley (607) through a first linkage belt (610);
a third belt pulley (617) is fixedly arranged on the peripheral surface of the second rotating rod (608), a third rotating rod (618) is rotatably arranged on the side wall of the charging hopper (4), a fourth belt pulley (619) is fixedly arranged at one end of the third rotating rod (618), and the fourth belt pulley (619) is in transmission connection with the third belt pulley (617) through a second linkage belt (620);
the other end of the third rotating rod (618) is fixedly provided with a first plane gear (621), and one end of the screw rod (622) is fixedly provided with a second plane gear (623) meshed with the first plane gear (621).
5. A PVC power pipe extruding apparatus according to claim 4, wherein the top end of the hopper (4) is rotatably provided with two cover plates (638), the rotation directions of the two cover plates (638) being opposite;
a transmission component for driving the two cover plates (638) to rotate is arranged between the charging hopper (4) and the second motor (602).
6. A PVC power pipe extruding apparatus according to claim 5, wherein the transmission assembly includes a fifth pulley (626) fixedly mounted on the peripheral surface of the first rotating rod (603), a sixth pulley (627) is rotatably provided on the side wall of the hopper (4), and the sixth pulley (627) is in transmission connection with the fifth pulley (626) through a third transmission belt (628);
an electric push rod (629) is fixedly arranged on the sixth belt pulley (627), and a plurality of bolts (630) are fixedly arranged at the output end of the electric push rod (629);
a third plane gear (631) is rotatably arranged on the side wall of the charging hopper (4), a first connecting rod (632) is fixedly arranged on the third plane gear (631), and a plurality of slots (633) matched with the bolts (630) are formed in one side, away from the charging hopper (4), of the first connecting rod (632);
a guide rail (634) is fixedly arranged on the side wall of the charging hopper (4), a rack (635) meshed with the third plane gear (631) is slidably arranged on the guide rail (634), a fourth plane gear (636) meshed with the rack (635) is further rotatably arranged on the side wall of the charging hopper (4), and a second connecting rod (637) is fixedly arranged on the fourth plane gear (636);
the other ends of the first connecting rod (632) and the second connecting rod (637) are respectively arranged on the side walls of the two cover plates (638) in a sliding mode.
7. The PVC power pipe extrusion apparatus of claim 6, wherein the side walls of the two cover plates (638) are provided with sliding grooves (639), the inside of the two sliding grooves (639) are provided with sliding blocks (640) in a sliding manner, and the first connecting rod (632) and the second connecting rod (637) are respectively rotatably provided on the two sliding blocks (640).
8. The PVC power pipe extrusion apparatus of claim 6, wherein a timing sensor (642) is fixedly mounted on the hopper (4), and the timing sensor (642) is electrically connected to the electric push rod (629) through a wire (643).
9. A PVC power tube extrusion apparatus according to claim 1, wherein the stirring rod (605) is further fixedly mounted with a connecting member, the connecting member is fixedly mounted with a plurality of scrapers (644), and the tip of each scraper (644) abuts against the side wall of the upper chamber.
10. The PVC power tube extrusion apparatus as recited in claim 1, wherein a first motor (2) is fixedly installed at one end of the extrusion charging barrel (3), a base (1) is fixedly installed at the bottom end of the first motor (2), and a console (7) is fixedly installed on the side wall of the base (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310377434.2A CN116587563B (en) | 2023-04-11 | 2023-04-11 | PVC power tube extrusion equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310377434.2A CN116587563B (en) | 2023-04-11 | 2023-04-11 | PVC power tube extrusion equipment |
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| CN116587563A true CN116587563A (en) | 2023-08-15 |
| CN116587563B CN116587563B (en) | 2023-10-31 |
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| CN202310377434.2A Active CN116587563B (en) | 2023-04-11 | 2023-04-11 | PVC power tube extrusion equipment |
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