阅读说明：本技术 一种用于pvc管的挤出装置 (A extrusion device for PVC pipe ) 是由 李玉华 于 2020-12-15 设计创作，主要内容包括：本发明公开了一种用于PVC管的挤出装置,包括底座,所述底座上固定设置有撑柱,所述撑柱远离底座的一端固定设置有壳体,所述壳体上开设有物料槽,所述物料槽内转动设置有转杆,所述壳体远离物料槽的开口一端转动设置有转台,所述壳体靠近转台的一端固定设置有电机,所述电机的输出端与转台固定连接,所述转杆通过固定机构固定设置在转台上,所述物料槽内滑动设置有滑板,所述转杆贯穿滑板设置,所述转杆的外壁上设置有外螺纹。本发明能够根据所需对挤出的PVC管的内径和外径进行快速的调整,大大提高了装置的适应性,且能够在出料口处对挤出的物料进行快速冷却定型,有效的避免了由于冷却较慢出现形变的问题,大大保证了成品率。(The invention discloses an extrusion device for a PVC pipe, which comprises a base, wherein a support column is fixedly arranged on the base, one end of the support column, which is far away from the base, is fixedly provided with a shell, a material groove is formed in the shell, a rotating rod is rotationally arranged in the material groove, one end, which is far away from the opening of the material groove, of the shell is rotationally provided with a rotating table, one end, which is close to the rotating table, of the shell is fixedly provided with a motor, the output end of the motor is fixedly connected with the rotating table, the rotating rod is fixedly arranged on the rotating table through a fixing mechanism, a sliding plate is slidably arranged in the material groove, the rotating rod penetrates through the sliding plate, and the. The invention can quickly adjust the inner diameter and the outer diameter of the extruded PVC pipe according to the requirement, greatly improves the adaptability of the device, can quickly cool and shape the extruded material at the discharge port, effectively avoids the problem of deformation caused by slow cooling, and greatly ensures the yield.)

1. The extruding device for the PVC pipe comprises a base (1) and is characterized in that a supporting column (2) is fixedly arranged on the base (1), a shell (3) is fixedly arranged at one end, far away from the base (1), of the supporting column (2), a material groove (4) is formed in the shell (3), a rotating rod (5) is arranged in the material groove (4) in a rotating mode, a rotary table (7) is arranged at one end, far away from the material groove (4), of the shell (3) in a rotating mode, a motor (6) is fixedly arranged at one end, close to the rotary table (7), of the shell (3), the output end of the motor (6) is fixedly connected with the rotary table (7), the rotating rod (5) is fixedly arranged on the rotary table (7) through a fixing mechanism, a sliding plate (14) is arranged in the material groove (4) in a sliding mode, the rotating rod (5) penetrates through the sliding plate (14) and is arranged, and an external thread, be equipped with the screw hole that corresponds with bull stick (5) on slide (14), the opening part of material groove (4) is still fixed and is provided with ejection of compact ring (15), be equipped with the latch mechanism who corresponds with it on ejection of compact ring (15), be equipped with cooling shaping mechanism on ejection of compact ring (15), still fixed charge door (24) that is provided with on the upper wall of casing (3), charge door (24) and material groove (4) intercommunication set up.

2. The extrusion device for the PVC pipe as recited in claim 1, wherein the fixing mechanism comprises two clamping plates (10), an inserting plate (8) is fixedly arranged at one end of the rotating rod (5) close to the rotating table (7), a corresponding slot (9) corresponding to the inserting plate (8) is formed in the rotating table (7), telescopic slots (13) are symmetrically formed in the side walls of two sides of the slot (9), the two clamping plates (10) are respectively slidably arranged in the two telescopic slots (13), the two clamping plates (10) are both connected with the inner wall of the telescopic slot (13) through a first spring (11), a shifting lever (12) is fixedly arranged on the side wall of one side of each of the two clamping plates (10), the two shifting levers (12) are both arranged through the side wall of the rotating table (7), two strip-shaped sliding openings corresponding to the shifting levers (12) are symmetrically formed in the rotating table (7), two cardboard (10) are close to slot (9) open-ended one side lateral wall and all are the slope setting, all set up the restriction groove that corresponds with cardboard (10) on the both sides lateral wall of picture peg (8).

3. The extrusion device for the PVC pipe as claimed in claim 1, wherein the clamping mechanism comprises two clamping blocks (18), two grooves (23) are symmetrically formed in the outer wall of the discharging ring (15), the two clamping blocks (18) are respectively slidably arranged in the two grooves (23), the two clamping blocks (18) are connected with the inner wall of the groove (23) through second springs (19), two clamping grooves (22) corresponding to the clamping blocks (18) are symmetrically formed in the side wall of the material groove (4), and pushing mechanisms corresponding to the clamping blocks (18) are arranged in the two clamping grooves (22).

4. The extruding device for the PVC pipes as claimed in claim 3, wherein the ejecting mechanism comprises two push plates (20), the two push plates (20) are respectively slidably disposed in two slots (22), and push rods (21) are fixedly disposed on both sides of the two push plates (20) away from the openings of the slots (22), and the two push rods (21) respectively penetrate through the side walls on both sides of the housing (3).

5. The extrusion device for the PVC pipe as claimed in claim 1, wherein the cooling and sizing mechanism comprises an infusion solution cavity (17), the infusion solution cavity (17) is opened in a discharging ring (15), two infusion solution ports (16) are symmetrically and fixedly arranged on one side wall of the discharging ring (15), the two infusion solution ports (16) are both communicated with the infusion solution cavity (17), and the infusion solution cavity (17) is arranged close to the inner wall of the discharging ring (15).

Technical Field

The invention relates to the technical field of PVC pipe processing production, in particular to an extrusion device for a PVC pipe.

Background

PVC is a material whose main component is polyvinyl chloride, and other components are added to raise its heat resistance, toughness and ductility, and it is a synthetic material which is popular and widely used in the world, its global use amount is high in the second place in various synthetic materials, and the PVC pipeline is always favored by engineering industry by virtue of its characteristics of light weight, corrosion resistance, high compression strength, safety and convenience. In recent years, under the pull of the rapid development of domestic economy, the development of PVC pipelines in China is very rapid, and in the production process of PVC pipes, an extrusion device is often required to extrude the heated and softened master batch in the shape of the pipes.

However, in the prior art, in the process of extruding the PVC pipe, the inner diameter and the outer diameter of the extruded pipe cannot be controlled as required, so that the adaptability of the device is greatly reduced, and the PVC pipe is deformed due to gravity because of slow cooling in discharging, the yield is greatly reduced, more PVC pipes are difficult to meet the requirements, the production cost is greatly improved, and therefore the extrusion device for the PVC pipe is provided to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, such as: traditional extrusion device limitation is great, can't extrude the PVC pipe of different internal and external diameters according to required, and often because the cooling is deformation that appears slower when the ejection of compact, greatly reduced the yield, and the extrusion device who is used for PVC pipe that proposes.

In order to achieve the purpose, the invention adopts the following technical scheme:

an extrusion device for PVC pipes comprises a base, wherein a support column is fixedly arranged on the base, one end of the support column, which is far away from the base, is fixedly provided with a shell, a material groove is formed in the shell, a rotating rod is rotatably arranged in the material groove, one end of the shell, which is far away from an opening of the material groove, is rotatably provided with a rotating platform, one end of the shell, which is close to the rotating platform, is fixedly provided with a motor, the output end of the motor is fixedly connected with the rotating platform, the rotating rod is fixedly arranged on the rotating platform through a fixing mechanism, a sliding plate is slidably arranged in the material groove, the rotating rod penetrates through the sliding plate, the outer wall of the rotating rod is provided with an external thread, the sliding plate is provided with a threaded hole corresponding to the rotating rod, the opening of the material groove is also fixedly provided with a discharging ring, the discharging, the upper wall of the shell is also fixedly provided with a feed inlet, and the feed inlet is communicated with the material tank.

Preferably, fixed establishment includes two cardboards, the fixed picture peg that is provided with of one end that the bull stick is close to the revolving stage, set up the slot that corresponds with the picture peg on the revolving stage, flexible groove has been seted up to the symmetry on the both sides lateral wall of slot, two the cardboard slides respectively and sets up at two flexible inslot, and two the cardboard all is connected, two through the inner wall in first spring and flexible groove all fixed being provided with the driving lever on one side lateral wall of cardboard, two the driving lever all runs through one side lateral wall setting of revolving stage, two bar spouts that correspond with the driving lever are seted up to the symmetry on the revolving stage, two the cardboard is close to slot open-ended one side lateral wall and all is the slope setting, all set up the restriction groove that corresponds with the cardboard on the both sides lateral wall of picture.

Preferably, the clamping mechanism comprises two clamping blocks, two grooves are symmetrically formed in the outer wall of the discharging ring, the two clamping blocks are arranged in the two grooves in a sliding mode respectively and are connected with the inner walls of the grooves through second springs, two clamping grooves corresponding to the clamping blocks are symmetrically formed in the side wall of the material groove, and the two clamping grooves are internally provided with pushing-out mechanisms corresponding to the clamping blocks.

Preferably, the ejecting mechanism comprises two push plates, the two push plates are respectively arranged in the two clamping grooves in a sliding mode, push rods are fixedly arranged on one sides, away from the openings of the clamping grooves, of the two push plates, and the two push rods respectively penetrate through the side walls of the two sides of the shell.

Preferably, cooling shaping mechanism includes the transfusion chamber, the transfusion chamber is seted up in the ejection of compact intra-annular, the fixed two transfusion mouths that are provided with of symmetry on one side lateral wall of ejection of compact ring, two the transfusion mouth all sets up with transfusion chamber intercommunication, just the transfusion chamber is close to the inner wall setting of ejection of compact ring.

Compared with the prior art, the invention has the beneficial effects that: the fixing of the inserting plate on the rotary table is realized through the matching of the clamping plate and the limiting groove, the rotation of the rotary table is driven by the motor through the matching of the rotary table and the motor, the rotation of the rotary table is driven by the rotation of the rotary table, the sliding of the sliding plate is controlled through controlling the forward and reverse rotation of the motor, the continuous extrusion of the master batch is realized, the normal production of the PVC pipe is ensured, the clamping plate is controlled through arranging the shifting rod, the shifting rod can be driven to slide out of the limiting groove through shifting the shifting rod, the limitation on the inserting plate is removed, the fixing of the rotary rod on the rotary table is removed, the change of the inner diameter of the extruded PVC pipe through replacing the rotary rod is realized, the adaptability of the device is greatly improved, the quick mounting and fixing of the discharging ring are realized through the matching of the clamping block and the clamping groove, rethread infusion mouth and infusion chamber's cooperation, realized when the PVC pipe ejection of compact, can pour into the cooling water into to the infusion intracavity through the infusion mouth, thereby the cooling rate of ejection of compact ring department material has been improved greatly, the effectual problem of deformation that appears because the cooling is slow of having avoided, the yield of product has been improved greatly, the waste of material has been avoided, the cost is saved, cooperation through push rod and push pedal, the draw-in groove is released the fixture block fast to having realized, and then the fixed to the ejection of compact ring is relieved, make the ejection of compact ring can be quick pull down from the casing, thereby can change the ejection of compact ring, make the external diameter of the PVC pipe of extruding can change through more changing the ejection of compact ring as required, the adaptability of device has further been improved.

Drawings

FIG. 1 is a schematic structural diagram of an extrusion apparatus for PVC pipe according to the present invention;

FIG. 2 is a schematic side view of an extruding apparatus for PVC pipe according to the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 1;

fig. 4 is a schematic structural diagram at B in fig. 1.

In the figure: the device comprises a base 1, a support column 2, a shell 3, a material groove 4, a rotating rod 5, a motor 6, a rotating table 7, an inserting plate 8, a slot 9, a clamping plate 10, a first spring 11, a driving rod 12, a telescopic groove 13, a sliding plate 14, a discharging ring 15, a transfusion opening 16, a transfusion cavity 17, a clamping block 18, a second spring 19, a pushing plate 20, a pushing rod 21, a clamping groove 22, a groove 23 and a charging opening 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an extrusion device for PVC pipe comprises a base 1, a support column 2 is fixedly arranged on the base 1, a housing 3 is fixedly arranged at one end of the support column 2 far away from the base 1, a material groove 4 is arranged on the housing 3, a rotating rod 5 is rotatably arranged in the material groove 4, a rotary table 7 is rotatably arranged at one end of the housing 3 far away from the opening of the material groove 4, a motor 6 is fixedly arranged at one end of the housing 3 close to the rotary table 7, the output end of the motor 6 is fixedly connected with the rotary table 7, the rotating rod 5 is fixedly arranged on the rotary table 7 through a fixing mechanism, the fixing mechanism comprises two clamping plates 10, an inserting plate 8 is fixedly arranged at one end of the rotating rod 5 close to the rotary table 7, a corresponding slot 9 corresponding to the inserting plate 8 is arranged on the rotary table 7, telescopic grooves 13 are symmetrically arranged on the side walls at both sides of the slot 9, the two clamping plates 10 are respectively slidably arranged in the two telescopic, the side wall of one side of each of the two clamping plates 10 is fixedly provided with a driving lever 12, the two driving levers 12 are arranged by penetrating through the side wall of one side of the rotary table 7, the rotary table 7 is symmetrically provided with two strip-shaped sliding openings corresponding to the driving levers 12, the side wall of one side of each of the two clamping plates 10 close to the opening of the slot 9 is obliquely arranged, the side walls of two sides of the inserting plate 8 are respectively provided with a limiting groove corresponding to the clamping plates 10, the material groove 4 is internally provided with a sliding plate 14 in a sliding manner, the rotating rod 5 is arranged by penetrating through the sliding plate 14, the outer wall of the rotating rod 5 is provided with an external thread, the sliding plate 14 is provided with a threaded hole corresponding to the rotating rod 5, the opening of the material groove 4 is also fixedly provided with a discharging ring 15, the discharging ring 15 is provided with a clamping mechanism corresponding to the discharging ring, the clamping mechanism comprises two clamping blocks 18, the outer wall of the discharging ring 15 is symmetrically provided, the side wall of the material groove 4 is symmetrically provided with two clamping grooves 22 corresponding to the clamping block 18, each of the two clamping grooves 22 is internally provided with a pushing mechanism corresponding to the clamping block 18, each pushing mechanism comprises two pushing plates 20, the two pushing plates 20 are respectively arranged in the two clamping grooves 22 in a sliding manner, one sides of the two pushing plates 20 far away from the openings of the clamping grooves 22 are respectively and fixedly provided with a pushing rod 21, the two pushing rods 21 are respectively arranged by penetrating through the side walls of the two sides of the shell 3, the discharging ring 15 is provided with a cooling and shaping mechanism, the cooling and shaping mechanism comprises a transfusion cavity 17, the transfusion cavity 17 is arranged in the discharging ring 15, one side wall of the discharging ring 15 is symmetrically and fixedly provided with two transfusion ports 16, the two transfusion ports 16 are respectively communicated with the transfusion cavity 17, the transfusion cavity 17 is arranged close to the inner wall of the discharging ring 15, the upper wall of the shell 3 is also fixedly provided with a charging port 24, the charging port 24 is communicated, the fixing of the inserting plate 8 on the rotary table 7 is realized, the rotation of the rotary table 7 driven by the motor 6 is realized through the matching of the rotary table 7 and the motor 6, the rotating rod 5 is driven to rotate to drive the sliding plate 14 to slide through the matching of the sliding plate 14 and the rotating rod 5, the pushing out of the master batch is further realized, the reciprocating sliding of the sliding plate 14 is controlled through controlling the forward and reverse rotation of the motor 6, the continuous pushing of the master batch is further realized to extrude, the normal production of the PVC pipe is ensured, the control of the clamping plate 10 is realized through arranging the deflector rod 12, the deflector rod 12 is pulled to drive the clamping plate 10 to slide out of the limiting groove, the limitation on the inserting plate 8 is removed, the fixing of the rotating rod 5 on the rotary table 7 is further removed, the change of the inner diameter of the extruded PVC pipe through the replacement of the rotating rod 5 is realized, the adaptability of the device is greatly improved, realized fixed to the quick installation of ejection of compact ring 15, rethread infusion mouth 16 and infusion chamber 17's cooperation, realized when the PVC pipe ejection of compact, can inject cooling water into infusion chamber 17 through infusion mouth 16, thereby the cooling rate of ejection of compact ring 15 department material has been improved greatly, the effectual problem of deformation that appears because the cooling is slow of having avoided, the yield of product has been improved greatly, the waste of material has been avoided, the cost is saved, cooperation through push rod 21 and push pedal 20, realized pushing away fixture block 18 draw-in groove 22 fast, and then remove the fixed to ejection of compact ring 15, make the follow casing 3 that reachs that ejection of compact ring 15 can be quick pull down, thereby can change ejection of compact ring 15, make the external diameter of the PVC pipe of extruding can change through changing ejection of compact ring 15 as required, the adaptability of device has further been improved.

In the invention, in the production process of the PVC pipe, a worker needs to select a proper rotating rod 5 according to the inner diameter of the required PVC pipe, an inserting plate 8 at one end of the rotating rod 5 is inserted into a slot 9 on a rotary table 7 on the inner wall of a material groove 4, the inserting plate 8 presses inclined side walls of clamping plates 10 at two sides to enable the clamping plates 10 to be accommodated in a telescopic groove 13, when the clamping plates 10 slide to a limiting groove on the inserting plate 8, the clamping plates 10 are ejected and clamped into the limiting groove, so that the rotating rod 5 is fixed on the rotary table 7, after an upper sliding plate 14 is sleeved on the rotating rod 5, a proper discharging ring 15 is selected according to the outer diameter of the required PVC pipe, clamping blocks 18 at two sides of the discharging ring 15 are pressed, after the clamping blocks 18 are pressed into a groove 23, the discharging ring 15 is pushed into an opening of the material groove 4, until the clamping blocks 18 are ejected and clamped into a clamping groove 22 at the clamping groove 22, and the fixed installation, at the moment, softened master batch is added into the material groove 4 through the charging hole 24, the motor 6 is started to drive the rotary table 7 to rotate, so as to drive the rotary rod 5 to rotate, through the matching of external threads on the rotary rod 5 and threaded through holes on the sliding plate 14, the rotary rod 5 is rotated to drive the sliding plate 14 to slide, so as to realize that the master batch is extruded out from the discharging ring 15 in a tubular shape, when the discharging ring 15 is discharged, cooling water is injected into the lower infusion port 16 through the lower infusion port 16, the cooling water enters the infusion cavity 17 through the infusion port 16, the discharged master batch is rapidly cooled, the extruded material is rapidly molded into a tube, the problem of deformation caused by slow cooling is effectively avoided, the yield of products is greatly improved, the water after the material is cooled is guided out through the upper infusion port 16 to be cooled and then is injected into the lower infusion port 16 again to cool and mold the material, after the sliding plate 14 slides to one side of the discharging ring 15, the motor 6 is controlled to reversely, thereby driving the sliding plate 14 to slide back, then adding the master batch into the material groove 4 through the charging hole 24, controlling the motor 6 to rotate forward, driving the sliding plate 14 to move to one side of the discharging ring 15, thereby realizing continuous pushing extrusion of the master batch, ensuring the production of the PVC pipe, when the external diameter of the PVC pipe needs to be changed, only pushing the push rod 21 to drive the push plate 20 to push the fixture block 18 out of the clamping groove 22, thus releasing the fixation of the discharging ring 15, thereby being capable of taking down the discharging ring 15, realizing the change of the external diameter of the discharged PVC pipe by changing the discharging ring 15 with different internal diameters, when the internal diameter of the PVC pipe needs to be changed, only pushing the push rod 21 to drive the push plate 20 to push the fixture block 18 out of the clamping groove 22, taking down the discharging ring 15, then pulling the deflector rod 12 to drive the clamping plate 10 to slide out of the limiting groove, after releasing the fixation of the inserting plate 8, pulling out the rotating rod 5, simultaneously taking out the sliding plate 14, realizing the change of the internal diameter of the discharged PVC pipe, after the proper rotating rod 5 is selected, the sliding plate 14 corresponding to the rotating rod 5 is selected to be sleeved on the rotating rod 5, the inserting plate 8 at one end of the rotating rod 5 is inserted into the inserting groove 9 in the rotary table 7 again, the clamping plate 10 is clamped into the limiting groove in the inserting plate 8 again to fix the rotating rod 5 on the rotary table 7, the discharging ring 15 is installed again, the rotating rod 5 can be replaced, and the inner diameter of the discharged PVC pipe can be changed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.