CN215040251U

CN215040251U - Flaring device for PVC (polyvinyl chloride) pipeline

Info

Publication number: CN215040251U
Application number: CN202121454184.0U
Authority: CN
Inventors: 王玉军
Original assignee: Henan Ruiteng Plastic Group Co ltd
Current assignee: Ruiteng Building Materials Group Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-07
Anticipated expiration: 2031-06-29

Abstract

A flaring device for a PVC pipeline effectively solves the problem of pipe orifice deformation during flaring of the PVC pipeline; the flaring device comprises a base, wherein the base sequentially comprises a limiting mechanism, a clamping mechanism and a flaring mechanism from left to right, the limiting mechanism comprises a limiting plate, the bottom of the limiting plate is provided with a driving wheel, the limiting plate is provided with a limiting wheel, the clamping mechanism comprises a fixing plate fixed at the top of the limiting plate, the bottom of the fixing plate is telescopically provided with an upper clamping wheel, the bottom plate is provided with a lower clamping wheel corresponding to the upper clamping wheel, the flaring mechanism comprises a flaring box, a sliding block is arranged in the flaring box in a sliding manner, a flaring component is arranged in the sliding block in a sliding manner, the flaring component comprises a flaring plate sliding in the sliding block, and a heating column capable of generating heat is arranged in the flaring plate in a sliding manner; the utility model discloses simple structure, convenient to use, PVC pipe can rotate by oneself when heating, and inside has the heating cylindricality to become to support, avoids the PVC mouth of pipe to produce deformation to accomplish the flaring smoothly.

Description

Flaring device for PVC (polyvinyl chloride) pipeline

Technical Field

The utility model relates to a PVC pipe production facility technical field especially relates to a PVC pipeline flaring device.

Background

The PVC pipeline is after the shaping, need carry out the flaring operation to its port, and present flaring device generally adopts multicavity structure, heats the flaring afterwards earlier, and the PVC pipeline produces deformation such as footpath contracts easily when heating, appears the deviation when leading to docking with the flaring device, influences going on smoothly of flaring.

SUMMERY OF THE UTILITY MODEL

For overcoming prior art's defect, the utility model provides a PVC pipeline flaring device, the effectual problem that the mouth of pipe warp when having solved PVC pipeline flaring.

The technical scheme for solving the technical problem is as follows: the utility model provides a PVC pipeline flaring device, comprising a base plate, from left to right include stop gear in proper order on the bottom plate, clamping mechanism and flaring mechanism, stop gear includes the limiting plate, the limiting plate bottom is equipped with the drive wheel, be equipped with spacing wheel on the limiting plate, clamping mechanism is including fixing the fixed plate at the limiting plate top, the flexible tight wheel that presss from both sides that is provided with in fixed plate bottom, be equipped with the lower tight wheel that corresponds with last tight wheel on the bottom plate, flaring mechanism includes the flaring case, it is provided with the slider to slide in the flaring case, it is provided with the flaring subassembly to slide in the slider, the flaring subassembly includes the gliding flaring board in the slider, it is provided with the heating post that can generate heat to slide in the flaring board, flaring board tip is fixed with the flaring die coaxial with the heating post, be equipped with the cooling chamber in the flaring die, be fixed with the cylinder of being connected with the heating post on the bottom plate.

The utility model discloses simple structure, convenient to use, PVC pipe can rotate by oneself when heating, and inside has the heating cylindricality to become to support, avoids the PVC mouth of pipe to produce deformation to accomplish the flaring smoothly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional view of the front view structure of the present invention.

Fig. 3 is a schematic sectional view of the top view structure of the present invention.

Fig. 4 is a left side view structure diagram of the present invention.

Fig. 5 is a schematic structural sectional view of the clamping mechanism of the present invention.

Fig. 6 is an enlarged schematic view of a portion a in fig. 4 according to the present invention.

Fig. 7 is an enlarged schematic view of the structure of fig. 5B according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As can be seen from figures 1 to 7, a PVC pipeline flaring device comprises a bottom plate 1, the bottom plate 1 sequentially comprises a limiting mechanism, a clamping mechanism and a flaring mechanism from left to right, the limiting mechanism comprises a limiting plate 2, a driving wheel 3 is arranged at the bottom of the limiting plate 2, a limiting wheel 4 is arranged on the limiting plate 2, the clamping mechanism comprises a fixing plate 5 fixed at the top of the limiting plate 2, an upper clamping wheel 6 is telescopically arranged at the bottom of the fixing plate 5, a lower clamping wheel 7 corresponding to the upper clamping wheel 6 is arranged on the bottom plate 1, the flaring mechanism comprises a flaring box 8, a sliding block 9 is slidably arranged in the flaring box 8, a flaring component is slidably arranged in the sliding block 9, the flaring component comprises a flaring plate 10 sliding in the sliding block 9, a heating column 11 capable of heating is slidably arranged in the flaring plate 10, a flaring die 12 coaxial with the heating column 11 is fixed at the end part of the flaring plate 10, a cooling cavity 13 is arranged in the flaring die 12, an air cylinder 14 connected with the heating column 11 is fixed on the bottom plate 1.

When the utility model is used in a concrete way,

the PVC pipe is placed on a clamping mechanism, the end part leans against a limiting plate 2, the end part of the PVC pipe is clamped by a limiting wheel 4 and a driving wheel 3, an upper clamping wheel 6 and a lower clamping wheel 7 clamp the outside of the PVC pipe tightly, so that the PVC pipe is fixed, an expanding mechanism moves left under the action of an air cylinder 14, a heating column 11 extends into the PVC pipe to heat the PVC pipe, the PVC pipe is driven by the driving wheel 3 to rotate in the heating process to be uniformly heated, the deformation of the pipe wall of the PVC pipe above the PVC pipe due to gravity is avoided, an expanding port 12 is positioned outside the PVC pipe at the moment, when the PVC pipe is heated to the required temperature of expanding port, the air cylinder 14 continues to move left, the heating column 11 continues to be pushed into the PVC pipe, the rear end of the heating column 11 is an expanding column to expand the pipe orifice of the PVC pipe, so that the outer wall of the PVC pipe is contacted with the expanding port 12 to complete expanding, the heating column 11 is not heated at the moment, and a cooling cavity 13 in the expanding port 12 begins to cool and shape the PVC pipe, and after the PVC pipe orifice is formed, taking the PVC pipe off the equipment to finish the flaring of the PVC pipe.

The utility model discloses in, spacing wheel 4 and last pinch roller 6 can be adjusted from top to bottom, consequently can be applicable to the clamp of multiple different specification PVC pipe tightly, and flaring subassembly can be changed according to the specification of PVC pipe, makes it supporting to accomplish the flaring to the PVC pipe.

Heating column 11 of flaring subassembly can be taken out from flaring board 10 right side and change under the effect of cylinder 14, and flaring mould 12 is fixed in flaring board 10 left side through screw detachable, is convenient for change.

Be convenient for stop gear to the fixed of PVC pipe, vertical first spout 15 has been seted up on the limiting plate 2, it is provided with stopper 16 to slide in first spout 15, spacing round 4 is fixed on stopper 16, be equipped with the guide pillar 17 of wearing to establish on limiting plate 2 on the stopper 16, be equipped with in the first spout 15 and cup joint at the outside first spring 18 of guide pillar 17, first spring 18 promotes stopper 16 downwards, spacing round 4 is along with stopper 16 vertical migration in first spout 15, place the PVC pipe when spacing round 4 and drive wheel 3, first spring 18 promotes spacing round 4 and makes it compress tightly on PVC pipe upper portion, the realization is fixed to the PVC pipe.

In order to clamp the PVC pipe conveniently, a vertical second chute 19 is arranged in the fixing plate 5, a mounting plate 20 for mounting the upper clamping wheel 6 is arranged in the second chute 19, a second spring 21 is arranged in the second chute 19, the upper clamping wheel 6 moves up and down in the second chute 19 along with the mounting plate 20, and the second spring 21 pushes the mounting plate 20 downwards, so that the upper clamping wheel 6 is pressed on the upper portion of the PVC pipe.

The driving wheel 3, the limiting wheel 4, the upper clamping wheel 6 and the lower clamping wheel 7 are symmetrically arranged, so that the PVC pipe can be always in a centering position.

In order to enable the heating column 11 to be concentric with the PVC pipe, a cavity 22 is arranged above the inner portion of the sliding block 9, a plurality of screw rods 23 in threaded connection with the flaring plate 10 are vertically and rotatably arranged in the cavity 22, worm wheels 24 are fixed on the screw rods 23, worms 25 meshed with the worm wheels 24 are rotatably arranged in the cavity 22, the end portions of the worms 25 extend out of the sliding block 9 and are provided with knobs 26, and the knobs 26 are rotated, so that the worm wheels 24 are driven by the worms 25 to rotate, the flaring plate 10 generates vertical displacement on the sliding block 9, and the heating column 11 is aligned with the center of the PVC pipe.

In order to facilitate flaring of the PVC pipe after heating, the front end of the heating column 11 is a cylinder slightly smaller than the inner diameter of the PVC pipe, the rear end of the heating column 11 is a conical column, a stepped hole 27 is formed in the flaring plate 10, a plug 28 is arranged at the end part of the heating column 11, a third spring 29 is sleeved on the heating column 11, two ends of the third spring 29 are respectively abutted against the stepped hole 27 and the plug 28, the cylinder 14 pushes the heating column 11 to move to the left during heating, the flaring plate 10 moves to the left simultaneously with the heating column 11 under the action of the third spring 29, namely, the flaring die 12 and the heating column 11 move to the left simultaneously, when the flaring die 12 reaches a specified position, the flaring die 10 is fixed, the cylinder 14 continues to push the heating column 11 to move to the left, and the third spring 29 compresses to flare the PVC pipe.

Compared with the prior art, the utility model, following beneficial effect has: the PVC pipe can rotate when being heated, so that the PVC pipe is uniformly and stably heated and cannot deform due to long-term upper position; the heating column heats the PVC pipe in the PVC pipe, and forms a support during heating, so that the deformation of the PVC pipe is further prevented; directly flaring the heated mixture, and cooling the mixture by a flaring die to rapidly form the mixture.

Claims

1. The PVC pipeline flaring device is characterized by comprising a bottom plate (1), wherein the bottom plate (1) sequentially comprises a limiting mechanism, a clamping mechanism and a flaring mechanism from left to right, the limiting mechanism comprises a limiting plate (2), a driving wheel (3) is arranged at the bottom of the limiting plate (2), a limiting wheel (4) is arranged on the limiting plate (2), the clamping mechanism comprises a fixing plate (5) fixed at the top of the limiting plate (2), an upper clamping wheel (6) is telescopically arranged at the bottom of the fixing plate (5), a lower clamping wheel (7) corresponding to the upper clamping wheel (6) is arranged on the bottom plate (1), the flaring mechanism comprises a flaring box (8), a sliding block (9) is slidably arranged in the flaring box (8), a flaring assembly is slidably arranged in the sliding block (9), the flaring assembly comprises a flaring plate (10) sliding in the sliding block (9), and a heating column (11) capable of heating is slidably arranged in the flaring plate (10), the end part of the flaring plate (10) is fixed with a flaring die (12) which is coaxial with the heating column (11), a cooling cavity (13) is arranged in the flaring die (12), and a cylinder (14) connected with the heating column (11) is fixed on the bottom plate (1).

2. The flaring device for the PVC pipeline according to claim 1, wherein a vertical first sliding groove (15) is formed in the limiting plate (2), a limiting block (16) is arranged in the first sliding groove (15) in a sliding manner, the limiting wheel (4) is fixed on the limiting block (16), a guide pillar (17) penetrating the limiting plate (2) is arranged on the limiting block (16), a first spring (18) sleeved outside the guide pillar (17) is arranged in the first sliding groove (15), and the limiting block (16) is pushed downwards by the first spring (18).

3. The flaring device for PVC pipes according to claim 1, wherein a second vertical sliding groove (19) is formed in the fixing plate (5), a mounting plate (20) for mounting the upper clamping wheel (6) is formed in the second sliding groove (19), a second spring (21) is formed in the second sliding groove (19), and the second spring (21) pushes the mounting plate (20) downwards.

4. The flaring device for the PVC pipeline according to claim 1, wherein a cavity (22) is arranged above the inside of the sliding block (9), a plurality of screw rods (23) in threaded connection with the flaring plate (10) are vertically and rotatably arranged in the cavity (22), a worm wheel (24) is fixed on each screw rod (23), a worm (25) meshed with the worm wheel (24) is rotatably arranged in the cavity (22), and the end part of each worm (25) extends out of the sliding block (9) and is provided with a knob (26).

5. The flaring device for the PVC pipeline according to claim 1, wherein a stepped hole (27) is formed in the flaring plate (10), a plug (28) is arranged at the end of the heating column (11), a third spring (29) is sleeved on the heating column (11), and two ends of the third spring (29) are respectively abutted against the stepped hole (27) and the plug (28).