CN218948399U

CN218948399U - Caliber adjusting device for PVC pipeline production

Info

Publication number: CN218948399U
Application number: CN202222775193.0U
Authority: CN
Inventors: 靳争艳
Original assignee: Gansu Fengyuan Water Saving New Material Co ltd
Current assignee: Gansu Fengyuan Water Saving New Material Co ltd
Priority date: 2022-10-15
Filing date: 2022-10-15
Publication date: 2023-05-02
Anticipated expiration: 2032-10-15

Abstract

The utility model provides a caliber adjusting device for PVC pipeline production, which relates to the technical field of PVC pipelines and comprises a mounting plate, wherein the top of the mounting plate is fixedly connected with a vertical plate, a supporting rod and a supporting column, the surface of the vertical plate is fixedly connected with a first electric push rod, one end of the first electric push rod is fixedly connected with an upper fixing plate, the inner thread of the upper fixing plate is connected with a first bolt, the upper fixing plate is connected with an upper die through a first bolt thread arranged in the upper fixing plate, and the surface of the first bolt is connected with a first nut through a thread. The utility model has the advantages that: can fix or change the dismantlement through fastening nut to the inner chamber mould, change the internal diameter of equidimension inner chamber mould, can change the internal diameter of PVC pipe, realize the internal diameter adjustment to the PVC pipe, go up mould and bed die accessible first bolt and second bolt simultaneously and dismantle the change, can change the external diameter of PVC pipe, inside and outside footpath all are adjustable, improve the flexibility of use.

Description

Caliber adjusting device for PVC pipeline production

Technical Field

The utility model relates to the technical field of PVC (polyvinyl chloride) pipelines, in particular to a caliber adjusting device for PVC pipeline production.

Background

The PVC pipe is a hard polyvinyl chloride pipe, is formed by extrusion molding of polyvinyl chloride resin, a stabilizer, a lubricant and the like by a hot pressing method, is a plastic pipe which is developed and applied at the earliest time, and is often required to be suitable for different equipment due to different pipe diameters of the produced PVC pipe, so that the operation cost is high, and a device which can be suitable for PVC pipes with different calibers is urgently required.

The caliber adjusting device for PVC pipeline production disclosed in China patent CN216884238U can be applied to the production and manufacture of PVC pipes with different calibers by adjusting the number of the inner side walls of the upper caliber adjusting plates and the lower caliber adjusting plates, but has the following defects when solving the problems:

the outer diameter of the PVC pipe can be changed only by adjusting the number of the upper caliber adjusting plate and the lower caliber adjusting plate, the inner diameter of the PVC pipe cannot be adjusted, and certain limitation is caused in use.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide a caliber adjusting device for PVC pipe production, which solves the problems mentioned in the background art, and overcomes the shortcomings in the prior art.

In order to achieve the above object, an embodiment of an aspect of the present utility model provides an caliber adjusting device for PVC pipe production, including a mounting plate, a riser, a support rod and a support column are fixedly connected to the top of the mounting plate, a first electric push rod is fixedly connected to the surface of the riser, one end of the first electric push rod is fixedly connected to an upper fixing plate, a first bolt is connected to the inner thread of the upper fixing plate, the upper fixing plate is in threaded connection with an upper mold through the first bolt provided in the upper fixing plate, a first nut is connected to the surface of the first bolt, a lower fixing plate is fixedly connected to the top of the support column, a lower mold is movably connected to the top of the lower fixing plate, a countersink is provided on the surface of the lower mold, a second bolt is connected to the inner thread of the countersink, a second nut is connected to the surface of the second bolt, a threaded rod is fixedly connected to one side of the support column, an inner cavity mold is sleeved on the surface of the threaded rod, and a fastening nut is connected to the surface of the threaded rod.

By any of the above schemes, preferably, the bottom of the mounting plate is fixedly connected with a second electric push rod, and the second electric push rod can adjust the overall height of the device.

By any of the above schemes, preferably, the number of the second electric pushing rods is two, and the height adjustment is more convenient due to the two second electric pushing rods.

By above-mentioned scheme preferred, the bottom fixedly connected with bottom plate of second electric putter, the bottom plate makes the device more steady when placing.

By any of the above schemes, preferably, the first electric push rod and the upper fixing plate have two groups, and the two groups of the first electric push rod and the upper fixing plate can fix two ends of the upper die.

In any of the above embodiments, it is preferable that the threaded rod is coaxial with the lower die, and the threaded rod is coaxial with the lower die so as to avoid that the axes of the inner diameter and the outer diameter of the PVC pipe are not in the same straight line.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. the inner cavity die is sleeved on the threaded rod, the inner cavity die can be fixed or replaced and detached through the fastening nut, the inner diameter of the PVC pipe can be changed by replacing the inner cavity die with different sizes, the inner diameter adjustment of the PVC pipe is realized, meanwhile, the upper die and the lower die can be detached and replaced through the first bolt and the second bolt, the outer diameter of the PVC pipe can be changed, the inner diameter and the outer diameter can be adjusted, and the use flexibility is improved.

2. The counter bore is the top parallel and level of second bolt and bed die, avoids producing great gap when last mould and bed die and merging and leads to the PVC pipe to be unable to shaping.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic illustration of an exterior profile according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front structure according to an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to an embodiment of the present utility model;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to an embodiment of the present utility model.

Wherein: 1. mounting panel, 2, riser, 3, first electric putter, 4, upper fixed plate, 5, go up the mould, 6, first bolt, 7, first nut, 8, bracing piece, 9, lower fixed plate, 10, lower mould, 11, counter bore, 12, second bolt, 13, second nut, 14, support column, 15, threaded rod, 16, inner chamber mould, 17, fastening nut, 18, second electric putter, 19, bottom plate.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiment one:

as shown in fig. 1-4, the caliber adjusting device for PVC pipe production of this embodiment includes a mounting plate 1, the top fixedly connected with riser 2 of mounting plate 1, bracing piece 8 and support column 14, the fixed surface of riser 2 is connected with first electric putter 3, the one end fixedly connected with of first electric putter 3 goes up fixed plate 4, first electric putter 3 can promote and go up fixed plate 4 and reciprocate, the internal thread of going up fixed plate 4 is connected with first bolt 6, go up fixed plate 4 has last mould 5 through the first bolt 6 threaded connection who sets up in its inside, the surface threaded connection of first bolt 6 has first nut 7, screw up first nut 7 can make go up mould 5 and go up fixed plate 4 between fixed plate, the top fixedly connected with of bracing piece 8 has lower fixed plate 9, the top swing joint of lower fixed plate 9 has bed die 10, the counter bore 11 has been seted up on the surface of bed die 10, the internal thread connection of counter bore 11 has second bolt 12, counter bore 11 can make the top of second bolt 12 and the top of bed die 10 parallel and level, the surface of second bolt 12 has first nut 7 to be connected with first nut 13, screw down threaded connection of second nut 13 can make the top die 15 and the threaded rod 16 have the threaded connection of second nut 13, screw rod 15, screw down die 15 has the surface connection of second nut 15, screw rod 15 can be fixed between the top surface of screw rod 15.

The bottom of the mounting plate 1 is fixedly connected with a second electric push rod 18, and the second electric push rod 18 pushes the mounting plate 1 and components on the mounting plate to move so as to adjust the height.

The number of the second electric push rods 18 is two, and the two second electric push rods 18 are symmetrically distributed at the bottom of the mounting plate 1.

The bottom of the second electric push rod 18 is fixedly connected with a bottom plate 19, and the bottom plate 19 increases the grounding area of the second electric push rod 18.

The first electric push rod 3 and the upper fixing plate 4 are two groups, the two groups of upper fixing plates 4 are used for fixing two ends of the upper die 5 respectively, and the two groups of first electric push rods 3 push the upper die 5 to move simultaneously.

The threaded rod 15 is coaxial with the lower die 10, the position of the lower die 10 is fixed, and the threaded rod 15 is coaxial with the lower die 10 to avoid skew between the inner diameter and the outer diameter of the PVC pipeline.

The caliber adjusting device for PVC pipeline production of the embodiment has the following working principle:

the method comprises the steps of firstly removing the fastening nut 17, replacing inner cavity dies 16 with different sizes according to the inner diameter of a required PVC pipe, sleeving the inner cavity dies 16 on the threaded rod 15, then screwing the fastening nut 17 to fix the inner cavity dies, removing the second nut 13, pulling out the second bolt 12, selecting a proper lower die 10 to fix the inner cavity dies on the lower fixing plate 9, removing the first nut 7, pulling out the first bolt 6, selecting a proper upper die 5 to fix the inner cavity dies on the upper fixing plate 4, starting the second electric push rod 18 to adjust the integral height, starting the first electric push rod 3 to drive the upper die 5 to descend so as to be combined with the lower die 10, and enabling the PVC pipe which is not completely cooled and formed to pass through gaps between the upper die 5, the lower die 10 and the inner cavity dies 16, so that PVC pipes with different calibers can be produced.

Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:

1. the inner cavity die 16 is sleeved on the threaded rod 15, the inner cavity die 16 can be fixed or replaced and detached through the fastening nut 17, the inner diameter of the PVC pipe can be changed by replacing the inner cavity die 16 with different sizes, the inner diameter adjustment of the PVC pipe is realized, meanwhile, the upper die 5 and the lower die 10 can be detached and replaced through the first bolt 6 and the second bolt 12, the outer diameter of the PVC pipe can be changed, the inner diameter and the outer diameter can be adjusted, and the use flexibility is improved.

2. The counter sunk holes 11 enable the top of the second bolts 12 to be flush with the top of the lower die 10, so that the problem that a PVC pipe cannot be molded due to a large gap generated when the upper die 5 and the lower die 10 are combined is avoided.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It will be readily understood by those skilled in the art that the present utility model, including any combination of parts described in the summary and detailed description of the utility model above and shown in the drawings, is limited in scope and does not constitute a complete description of the various aspects of these combinations for the sake of brevity. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a caliber adjusting device for PVC pipeline production, which is characterized by comprising a mounting plate (1), the top fixedly connected with riser (2), bracing piece (8) and support column (14) of mounting plate (1), the fixed surface of riser (2) is connected with first electric putter (3), the one end fixedly connected with of first electric putter (3) goes up fixed plate (4), the inside threaded connection of going up fixed plate (4) has first bolt (6), go up fixed plate (4) and have last mould (5) through setting up first bolt (6) threaded connection in its inside, the surface threaded connection of first bolt (6) has first nut (7), the top fixedly connected with lower fixed plate (9) of bracing piece (8), the top swing joint of lower fixed plate (9) has bed die (10), countersink (11) have been seted up on the surface of bed die (10), the inside threaded connection of countersink (11) has second bolt (12), the surface connection of second bolt (12) has second bolt (13) threaded connection, threaded connection of support column (16) has threaded rod (15) one side of the inner chamber (15), the surface of the threaded rod (15) is in threaded connection with a fastening nut (17).

2. Caliber adjusting device for PVC pipeline production according to claim 1, characterized in that the bottom of the mounting plate (1) is fixedly connected with a second electric push rod (18).

3. A caliber adjusting device for PVC pipe production according to claim 2, wherein there are two second electric push rods (18).

4. Caliber adjusting device for PVC pipeline production according to claim 2, characterized in that the bottom of the second electric push rod (18) is fixedly connected with a bottom plate (19).

5. A caliber adjusting device for PVC pipe production according to claim 1, wherein the first electric push rod (3) and the upper fixing plate (4) are two groups in total.

6. Caliber adjusting device for PVC pipe production according to claim 1, characterized in that the threaded rod (15) is coaxial with the lower die (10).