CN213796683U

CN213796683U - PVC pipeline cutting device

Info

Publication number: CN213796683U
Application number: CN202022800023.4U
Authority: CN
Inventors: 孙国裕
Original assignee: Henan Gongchi Plastic Co ltd
Current assignee: Henan Gongchi Plastic Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-07-27
Anticipated expiration: 2030-11-28

Abstract

The utility model discloses a PVC pipeline cutting device, including feeding portion and cutting portion, feeding portion is including the feed wheel of rotation installation, the periphery of feed wheel is tangent with the work piece outer wall, the axis of feed wheel is perpendicular with work piece direction of feed, cutting portion is including the revolution ring of rotation installation, the axis of revolution ring is unanimous with work piece direction of feed, revolution ring inner wall sets up a plurality of groups sliding installation seat along radial slip, sliding installation seat internal rotation installation cutting wheel, this PVC pipeline cutting device is when cutting through the high-speed rotation of multiunit cutting wheel, revolves around the work piece to reduce the radial atress of tubular product, reduce deformation, and reduce the friction of cutting rear end face, slow down the temperature rise of blade, keep the cutting performance of blade.

Description

PVC pipeline cutting device

Technical Field

The utility model relates to a tubular product processing technology field specifically is a PVC pipeline cutting device.

Background

In the PVC tubular product course of working, need cut tubular product, the section of big disc structure is adopted to current cutting equipment majority, high-speed rotatory, and from the direct tangential opposite side in pipeline one side, radially exert pressure to the pipe wall in the cutting process, to the PVC pipe that the pipe wall is thinner, in cutting process, can cause the breakage because of radial atress, influence the roughness of cutting plane, and to thicker PVC pipe, in cutting process, the position of cutting earlier rubs with the section all the time, cause the section temperature to continuously rise, influence the section performance.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a PVC pipeline cutting device, when cutting through the high-speed rotation of multiunit cutting wheel, carry out the revolution around the work piece to reduce the radial atress of tubular product, reduce deformation, and reduce the friction of cutting rear end face, slow down the temperature rise of blade, keep the cutting performance of blade, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PVC pipeline cutting device, includes feeding portion and cutting portion, feeding portion is including the feed wheel of rotation installation, the periphery of feed wheel is tangent with the work piece outer wall, the axis of feed wheel is perpendicular with work piece direction of feed, cutting portion is including the revolution ring of rotation installation, the gyration axis of revolution ring is unanimous with work piece direction of feed, revolution ring inner wall sets up a plurality of groups sliding installation seat along radial slip, sliding installation seat internal rotation installation cutting wheel.

As a preferred technical solution of the present invention, the revolution ring is provided with an adjusting ring by side and side coaxial relative rotation, the surface of the adjusting ring is provided with a chute, the chute is not overlapped with the adjusting ring in the radial direction, the sliding mount is slidably mounted with the chute of the adjusting ring, a second telescopic rod for driving the revolution ring and the adjusting ring to rotate relative to each other is provided between the revolution ring and the adjusting ring, when the revolution ring and the adjusting ring rotate relative to each other, the sliding mount slides in the radial direction of the chute and the revolution ring, so as to change the revolution radius;

through the length change of second telescopic link, drive the relative rotation of revolution ring and adjustable ring to make the radial slip of slidable mounting seat along the revolution ring, change the radius of gyration of cutting wheel, carry out the cutting of tubular product, wherein, the power transmission of second telescopic link adopts rotatory brush to transmit, and the both ends of second telescopic link are rotated respectively and are connected the revolution ring or the adjustable ring of corresponding position.

As an optimized technical solution of the present invention, the revolution ring is externally provided with a second motor for driving the revolution ring to rotate.

As a preferred technical solution of the present invention, the cutting portion further includes a gear ring rotatably mounted, an axially retractable transmission shaft is disposed between the gear ring and the cutting wheel, the transmission shaft is radially arranged along the revolving ring, and the transmission shaft and the revolving ring are rotatably mounted, and both ends of the transmission shaft are respectively connected by a bevel gear pair;

the transmission shaft is coaxially and slidably mounted by two groups of spline shafts and spline sleeves, and the spline shafts or the spline sleeves and the revolution ring are rotatably mounted, so that power can be continuously input when the turning radius of the cutting wheel is adjusted.

As an optimized technical solution of the present invention, the gear ring is externally provided with a third motor for driving the gear ring to rotate.

As a preferred technical solution of the present invention, the feeding portion further includes a swing arm, the feeding wheel is rotatably mounted with a free end of the swing arm, and an input end of the feeding wheel is provided with a first motor for driving the feeding wheel to rotate, and a first telescopic rod for driving the feeding wheel to swing is arranged inside the swing arm;

through the swing of the swing arm, the feeding wheel obtains different positions, thereby being suitable for different pipe cutting.

As a preferred technical solution of the present invention, the feeding portion further comprises a swing arm, a measuring wheel is rotatably mounted at a free end of the swing arm, an encoder is disposed at a shaft end of the measuring wheel, and a first telescopic rod for driving the swing arm to swing is disposed inside the swing arm;

through setting up the measuring wheel, detect the feed amount of tubular product, be connected the output of encoder and the input electricity of cutting the portion to realize the fixed length and cut.

Compared with the prior art, the beneficial effects of the utility model are that: this PVC pipeline cutting device adopts the multiunit cutting wheel that sets up the revolution in the pipeline periphery is coaxial, and the cutting wheel can rotate at a high speed to radial extrusion to the pipeline wall when reducing the cutting reduces the deformation of pipeline wall, and the cutting back, the cutting wheel breaks away from with the cut-off opening, thereby surface incision department lasts the friction, avoids the cutting wheel to last the temperature rise, effectively reduces the temperature of cutting wheel, keeps the cutting performance of cutting wheel.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a cross-sectional view of the utility model at a;

FIG. 5 is an enlarged view of the position B of the present invention;

fig. 6 is a schematic view of the revolution ring of the present invention.

In the figure: the device comprises a feeding wheel 1, a swing arm 101, a first telescopic rod 102, a first motor 103, a measuring wheel 2, an encoder 201, a 3 adjusting ring, a 301 second telescopic rod, a 4 revolution ring, a 5 cutting wheel, a 501 sliding mounting seat, a 502 transmission shaft and a 6 gear ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a PVC pipeline cutting device comprises a feeding portion and a cutting portion, wherein the feeding portion comprises a feeding wheel 1 which is rotatably installed, the circumferential surface of the feeding wheel 1 is tangent to the outer wall of a workpiece, the axis of the feeding wheel 1 is perpendicular to the feeding direction of the workpiece, the cutting portion comprises a revolving ring 4 which is rotatably installed, the revolving axis of the revolving ring 4 is consistent with the feeding direction of the workpiece, a plurality of groups of sliding installation seats 501 are arranged on the inner wall of the revolving ring 4 in a sliding mode along the radial direction, and a cutting wheel 5 is rotatably installed in the sliding installation seats 501.

The side edge of the revolution ring 4 is coaxially and relatively rotated to be provided with the adjusting ring 3, the surface of the adjusting ring 3 is provided with a chute, the chute is not overlapped with the radial direction of the adjusting ring 3, the sliding mounting seat 501 is slidably mounted with the chute of the adjusting ring 3, a second telescopic rod 301 for driving the revolution ring 4 and the adjusting ring 3 to relatively rotate is arranged between the two, when the revolution ring 4 and the adjusting ring 3 relatively rotate, the sliding mounting seat 501 slides in the radial direction of the chute and the revolution ring 4 to change the revolution radius;

through the length change of the second telescopic link 301, the relative rotation of the revolution ring 4 and the adjusting ring 3 is driven, so that the sliding installation seat 501 slides along the radial direction of the revolution ring 4, the turning radius of the cutting wheel 5 is changed, and the cutting of the pipe is performed, wherein the power transmission of the second telescopic link 301 adopts a rotating electric brush for transmission, and the two ends of the second telescopic link 301 are respectively connected with the revolution ring 4 or the adjusting ring 3 at the corresponding positions in a rotating manner.

And a second motor for driving the revolution ring 4 to rotate is arranged outside the revolution ring.

The cutting part also comprises a gear ring 6 which is rotatably installed, a transmission shaft 502 which can axially stretch and retract is arranged between the gear ring 6 and the cutting wheel 5, the transmission shaft 502 is radially arranged along the revolution ring 4, the transmission shaft 502 and the revolution ring 4 are rotatably installed, and two ends of the transmission shaft 502 are respectively connected through bevel gear pairs;

the transmission shaft 502 is coaxially and slidably mounted by two sets of spline shafts and spline sleeves, and the spline shafts or the spline sleeves are rotatably mounted with the revolution ring 4, so that power can be continuously input when the turning radius of the cutting wheel 5 is adjusted.

And a third motor for driving the gear ring 6 to rotate is arranged outside the gear ring.

The feeding part also comprises a swing arm 101, the feeding wheel 1 is rotatably installed with the free end of the swing arm 101, the input end of the feeding wheel 1 is provided with a first motor 103 for driving the feeding wheel to rotate, and a first telescopic rod 102 for driving the feeding wheel to swing is arranged in the swing arm 101;

the swing arm 101 swings to enable the feeding wheel 1 to obtain different positions, so that the feeding wheel is suitable for different pipe cutting.

The feeding part further comprises a swing arm 101, the free end of the swing arm 101 is rotatably provided with a measuring wheel 2, the shaft end of the measuring wheel 2 is provided with an encoder 201, and a first telescopic rod 102 for driving the swing arm 101 to swing is arranged in the swing arm 101;

through setting up measuring wheel 2, detect the feed amount of tubular product, be connected the output of encoder 201 with the input electricity of cutting the portion to realize the fixed length and cut.

When in use: the tubular product gets into from feeding portion, continuously feed under the drive of feed wheel 1, drive measuring wheel 2 and rotate, under the effect of encoder 201, detect the feed volume of pipe fitting, after reaching the default, drive cutting wheel 5 high-speed rotation, and revolution ring 4 low-speed rotation, second telescopic link 301 length change this moment, make adjustable ring 3 and revolution ring 4 relative rotation, thereby make the radius of gyration of slidable mounting seat 501 reduce, realize that cutting wheel 5 inwards cuts the tubular product promptly, accomplish the operation of cutting off of tubular product, after cutting off, adjustable ring 3 and revolution ring 4 reverse relative rotation, make cutting wheel 5 reset, tubular product continues to feed under the effect of feed wheel 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PVC pipeline cutting device, includes feed portion and cutting portion, its characterized in that: the cutting device is characterized in that the feeding part comprises a feeding wheel (1) which is rotatably installed, the circumferential surface of the feeding wheel (1) is tangent to the outer wall of a workpiece, the axis of the feeding wheel (1) is perpendicular to the feeding direction of the workpiece, the cutting part comprises a revolution ring (4) which is rotatably installed, the revolution axis of the revolution ring (4) is consistent with the feeding direction of the workpiece, a plurality of groups of sliding installation seats (501) are arranged on the inner wall of the revolution ring (4) in a sliding mode, and cutting wheels (5) are rotatably installed in the sliding installation seats (501).

2. The PVC pipe cutting apparatus of claim 1, wherein: revolution ring (4) the coaxial relative rotation in side sets up adjustable ring (3), adjustable ring (3) surface sets up the spout, the spout does not coincide with the radial of adjustable ring (3), the spout slidable mounting of slidable mounting seat (501) and adjustable ring (3), be provided with between revolution ring (4) and adjustable ring (3) drive both relative rotation's second telescopic link (301), when revolution ring (4) and adjustable ring (3) relative rotation, slidable mounting seat (501) slide in the radial direction of spout and revolution ring (4), change the revolution radius.

3. The PVC pipe cutting apparatus of claim 1, wherein: and a second motor for driving the revolution ring (4) to rotate is arranged outside the revolution ring.

4. The PVC pipe cutting apparatus of claim 1, wherein: cutting portion still includes ring gear (6) that rotate the installation, but be provided with axial telescopic transmission shaft (502) between ring gear (6) and cutting wheel (5), transmission shaft (502) are radially arranged along public swivel (4), and transmission shaft (502) and public swivel (4) rotate the installation, the both ends of transmission shaft (502) are through bevel gear pair connection respectively.

5. The PVC pipe cutting apparatus of claim 4, wherein: and a third motor for driving the gear ring (6) to rotate is arranged outside the gear ring.

6. The PVC pipe cutting apparatus of any one of claims 1-5, wherein: the feeding part further comprises a swing arm (101), the feeding wheel (1) and the free end of the swing arm (101) are rotatably mounted, a first motor (103) for driving the feeding wheel (1) to rotate is arranged at the input end of the feeding wheel, and a first telescopic rod (102) for driving the swing arm (101) to swing is arranged inside the swing arm.

7. The PVC pipe cutting apparatus of any one of claims 1-5, wherein: the feeding part further comprises a swing arm (101), the free end of the swing arm (101) is rotatably provided with a measuring wheel (2), an encoder (201) is arranged at the shaft end of the measuring wheel (2), and a first telescopic rod (102) for driving the swing arm (101) to swing is arranged in the swing arm.