CN113414813A

CN113414813A - Large PE pipe recycling pre-crushing device

Info

Publication number: CN113414813A
Application number: CN202110730761.2A
Authority: CN
Inventors: 高昆仑
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-09-21

Abstract

The invention relates to a large PE pipe recycling pre-crushing device, which effectively solves the problem that the existing large PE and PVC pipes are inconvenient to crush; the technical scheme includes that the trolley capable of moving left and right comprises a trolley, a first electric cylinder which is horizontal and has an extending end facing right is arranged above the trolley, an L-shaped rod is fixed at the extending end of the first electric cylinder, a disc is coaxially fixed at the end of a transverse rod of the L-shaped rod, a plurality of inclined connecting rods are uniformly distributed on the circumference of the left end of the disc, one end of each connecting rod is hinged to the disc, a saw blade which is driven by a first motor and has an axis perpendicular to the axis of the connecting rod is fixed at the other end of each connecting rod, the connecting rods can be synchronously expanded and contracted, a guide rod is arranged on the surface of an angular bisector formed by two adjacent connecting rods, the left ends of the guide rods are fixed on the disc, the right ends of the guide rods are outwards expanded to form a horn shape, and an annular saw with an edge facing right is arranged above the trolley.

Description

Large PE pipe recycling pre-crushing device

Technical Field

The invention relates to the field of recovery crushing equipment, in particular to a large PE pipe recovery pre-crushing device.

Background

The utility model discloses a water supply and drainage pipe is mainly PE or PVC material and derived material commonly used in the municipal industry, this type of pipeline possess certain scrap age, the pipeline is scrapped damage or other reasons and is caused when no longer using, can retrieve reprocessing processing, can directly carry out the breakage through the breaker to the pipeline of some minor diameters, it is more difficult to directly handle to the pipeline that some diameters are big, need bigger and more advanced equipment, and purchase bigger more advanced equipment has increased the manufacturing cost of enterprise undoubtedly, be not suitable for middle and small enterprises, consequently need one kind at present stage and can carry out preprocessing device to large-scale pipeline, it can carry out broken degree to become ordinary breaker with large-scale pipeline processing, make things convenient for the recovery of large-scale pipeline, reduce the enterprise cost simultaneously.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a large PE pipe recycling pre-crushing device, which effectively solves the problem that the existing large PE and PVC pipes are inconvenient to crush.

The technical scheme for solving the problems comprises a trolley capable of moving left and right, wherein a reel driven by a stepping motor is arranged on the left side of the trolley, a rope is wound on the reel, a spring is fixed at the other end of the rope, the other end of the spring is fixed on the trolley, a first horizontal electric cylinder with a right extending end is arranged above the trolley, an L-shaped rod is fixed at the extending end part of the first electric cylinder, a disc is coaxially fixed at the end part of a transverse rod of the L-shaped rod, a plurality of inclined connecting rods are uniformly distributed on the circumference of the left end of the disc, one end of each connecting rod is hinged on the disc, a saw blade driven by a first motor and vertical to the axis of the connecting rod is fixed at the other end of each connecting rod, a guide rod is arranged on the surface where an angular bisector formed by two adjacent connecting rods, the left ends of the plurality of guide rods are fixed on the disc, the right ends of the guide rods are outwards opened to form a horn shape, and a second electric cylinder is hinged on each connecting rod, the other end of the second electric cylinder is hinged on the corresponding guide rod, the left end of the trolley is fixed with a sleeve with the axis horizontal in the left-right direction, the right side of the sleeve is coaxially and rotatably provided with an outer gear ring arranged between the saw blade and the guide rod through a plurality of support rods, and the right end face of the outer gear ring is coaxially fixed with an annular saw with a blade part facing right.

And a gear driven by a second motor is meshed on the outer gear ring, and the second motor is fixed on the support rod.

The upper end of the reel is provided with an arc-shaped supporting plate which is coaxial with the sleeve.

The left end of the outer gear ring is provided with an annular groove, the end part of the supporting rod is fixedly provided with an arc-shaped sliding block arranged in the annular groove, and the annular groove and the arc-shaped sliding block are installed in a sliding mode.

The saw blade is disc-shaped, and the surface where the blade part is located is superposed with the axis of one end of the connecting rod close to the disc.

The support rod is L-shaped, and the diameter of the outer gear ring is larger than that of the sleeve.

Compared with the traditional equipment, the device has the following advantages:

1. this device adopts this case to fold the saw bit and inserts inside the pipe fitting, opens in inside and is going on the cutting to the pipe fitting, and this in-process pipe fitting both ends are integrative, and the pipe fitting all is cylindric whole at whole cutting process, and both ends do not part promptly, can not appear during the cutting that one end cuts the back and lead to the fact the vibrations of section of jurisdiction or rock at section of jurisdiction dead weight and the friction of saw bit 9 along with the increase of cutting length, lead to the fact the problem of card saw or deformation.

2. This device is through adding the spring in the position of being connected of rope and dolly, make when the pulling dolly makes the section of jurisdiction contact annular saw that is the loudspeaker form cause the dolly to slow down because the contact cutting of annular saw and section of jurisdiction causes, it is inconvenient if reel travelling car speed this moment, can cause the problem that section of jurisdiction cutting feed volume causes the dumper or the increase of annular saw friction volume greatly, realize through the spring that demonstrate a flexible contact when the annular saw lies in the section of jurisdiction contact, make the annular saw can have sufficient time to cut the section of jurisdiction, simultaneously because the inclination of section of jurisdiction self material restriction and guide bar makes the annular saw accomplish the section of jurisdiction after the cutting, the annular saw still has a section distance with the guide bar, can not cause the cutting of saw bit to the guide bar.

3. This device adopts along the cutting of axis direction to large-scale pipe fitting cutting, and the section of jurisdiction after the cutting is long banding arc, and the panel waste material of this type not only conveniently can throw the material to small-size breaker, and the ejection of compact after the breaker is broken simultaneously is even, and granule product quality is high.

Drawings

Fig. 1 is a right side view of the present invention.

Fig. 2 is a front sectional view of the saw blade of the present invention when incorporated.

Fig. 3 is a front sectional view of the saw blade of the present invention as it is opened.

FIG. 4 is a front sectional view of the guide bar of the present invention contacting the cut segment and flaring it.

Detailed Description

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

As can be seen from fig. 1 to 4, the present invention comprises a trolley 1 capable of moving left and right, a reel 2 driven by a stepping motor is arranged on the left side of the trolley 1, a rope 3 is wound on the reel 2, a spring 4 is fixed at the other end of the rope 3, the other end of the spring 4 is fixed on the trolley 1, a first electric cylinder 5 which is horizontal and has a right extending end is arranged above the trolley 1, an L-shaped rod 6 is fixed at the extending end of the first electric cylinder 5, a disc 7 is coaxially fixed at the end of a cross rod of the L-shaped rod 6, a plurality of inclined connecting rods 8 are uniformly distributed on the circumference of the left end of the disc 7, one end of each connecting rod 8 is hinged on the disc 7, a saw blade 9 which is driven by the first motor and has an axis vertical to the axis of the connecting rod 8 is fixed at the other end, a guide rod 10 is arranged on the surface of an angular bisector formed by two adjacent connecting rods 8, the left ends of the plurality of the guide rods 10 are fixed on the disc 7, the right end is outwards opened to form a horn shape, each connecting rod 8 is hinged with a second electric cylinder 11, the other end of each second electric cylinder 11 is hinged with a corresponding guide rod 10, the left end of the trolley 1 is fixedly provided with a sleeve 12 with the axis horizontal in the left-right direction, the right side of the sleeve 12 is coaxially and rotatably provided with an outer gear ring 14 arranged between the saw blade 9 and the guide rod 10 through a plurality of support rods 13, and the right end face of the outer gear ring 14 is coaxially and fixedly provided with a circular saw 15 with the edge part facing right.

In order to drive the external gear ring 14, a gear 16 driven by a second electric motor is engaged with the external gear ring 14, and the second electric motor is fixed on the support rod 13.

In order to support the pipe to be cut, the upper end of the reel 2 is provided with an arc-shaped supporting plate 17, and the arc-shaped supporting plate 17 is coaxial with the sleeve 12.

In order to realize the rotating installation of the outer gear ring 14 on the support rod 13, the left end of the outer gear ring 14 is provided with an annular groove, the end part of the support rod 13 is fixed with an arc-shaped sliding block arranged in the annular groove, and the annular groove and the arc-shaped sliding block are installed in a sliding mode.

In order to facilitate the installation of the saw blade 9, the connecting rod 8 is Z-shaped, the saw blade 9 is disc-shaped, and the surface of the blade part coincides with the axis of one end of the connecting rod 8 close to the disc 7.

In order to achieve that the ring saw 15 does not interfere with the saw blade 9, the support bar 13 is L-shaped and the outer toothed ring 14 has a diameter greater than the diameter of the sleeve 12.

The specific working process of the invention is as follows: in order to facilitate the use of the device, the arc-shaped supporting plate 17 is fixed on a wall body or a bracket, when a pipeline is cut, the left end part of the pipeline is placed on the arc-shaped supporting plate 17, the arc-shaped supporting plate 17 is fixed with the pipeline to be cut through a self-tapping screw, the sleeve 12 is sleeved into the right end part of the pipeline to ensure that the axis of the pipeline is horizontal, the pipeline and the sleeve 12 are coaxial as much as possible, the extending end of the first electric cylinder 5 is retracted to the limit position in the initial state, the second electric cylinders 11 are extended to enable the connecting rods 8 to be retracted towards the middle, the saw blades 9 are not contacted with the inner wall of the pipeline to be cut at the moment, the reel 2 is tightened to enable the trolley 1 to move leftwards, the saw blades 9 enter the interior of the pipeline from the right end of the pipeline to be cut when the reel is retracted, the second motor is started to enable the second motor driving gear 16 to be meshed with the outer gear ring 14 to rotate and drive the ring saw 15 to rotate, when the distance that the saw blade 9 stretches into the pipeline is the elongation of the first electric cylinder 5, stopping the first reel 2 from tightening the rope 3, driving the second electric cylinder 11 to contract and enabling the saw blade 9 to gradually draw close to the pipe wall, at the moment, driving the saw blade 9 to rotate, after the saw blade 9 cuts through the pipe wall, extending out through the extending end of the first electric cylinder 5 to drive the plurality of saw blades 9 to move rightwards, so that the pipeline is cut into a plurality of pieces along the axial direction of the pipeline, in the state, the left end part of the pipeline piece is connected with the whole pipeline, when the extending end of the first electric cylinder 5 completely extends out, the saw blade 9 cuts off the right end of the pipeline, at the moment, the extending end of the first electric cylinder 5 resets, and simultaneously the plurality of second electric cylinders 11 extend to enable the connecting rod 8 to gather together towards the axial direction of the pipeline again, simultaneously, the reel 2 tightens up the rope 3 to drive the trolley 1 to move leftwards, in the process, when the trolley 1 moves leftwards, the guide rod 10 contacts the cut segment, at this moment, along with the movement of the trolley 1, the right end of the pipe piece is gradually extruded and deformed into a trumpet shape by the guide rod 10, the diameter of the flared pipe piece is increased, the flared pipe piece gradually contacts the rotating annular saw 15 in the moving process, the annular saw 15 cuts the pipe piece into an arc plate shape and then falls off from the pipe piece, and the pipe piece can be crushed by a large pipe piece through a small crusher after being finally collected.

The last end part of the pipe fitting is provided with a section which can not be cut only by the device, and can be cut off by a handheld grinding wheel, and the length left at last is not large, so that the use of the device is not influenced.

According to the invention, the plurality of saw blades 9 are arranged in the pipeline, the saw blades 9 are unfolded from the inside to cut the pipe fitting, the pipe fitting is sliced along the axis direction of the pipeline by matching with the movement of the first electric cylinder 5, finally, the pipe piece cut into strips is jacked into a horn shape by the through pipe guide rod 10, and finally, the annular saw 15 is used for cutting the strip pipe piece from the pipeline to form an arc-shaped strip plate.

Claims

1. The large PE pipe recycling pre-crushing device comprises a trolley (1) capable of moving left and right, and is characterized in that a reel (2) driven by a stepping motor is arranged on the left side of the trolley (1), a rope (3) is wound on the reel (2), a spring (4) is fixed at the other end of the rope (3), the other end of the spring (4) is fixed on the trolley (1), a first horizontal electric cylinder (5) with an extending end facing right is arranged above the trolley (1), an L-shaped rod (6) is fixed at the extending end of the first electric cylinder (5), a disc (7) is coaxially fixed at the end of a transverse rod of the L-shaped rod (6), a plurality of inclined connecting rods (8) are uniformly distributed on the circumference of the left end of the disc (7), one end of each connecting rod (8) is hinged on the disc (7), a saw blade (9) driven by the first motor and with an axis vertical to the axis of the connecting rod (8) is fixed at the other end of the disc (7), the angle bisector plane that two adjacent connecting rods (8) formed is equipped with a guide bar (10) on the face, the left end of a plurality of guide bars (10) is fixed on disc (7), the right-hand member outwards opens and forms loudspeaker form, it has a second electric jar (11) to articulate on every connecting rod (8), the other end of second electric jar (11) articulates on guide bar (10) rather than corresponding, the left end of dolly (1) is fixed with sleeve (12) of the horizontal left and right directions of an axis, the outer ring gear (14) of arranging between saw bit (9) and guide bar (10) is installed through coaxial rotation of a plurality of bracing pieces (13) in the right side of sleeve (12), the right-hand member face coaxial fixed of outer ring gear (14) has a cutting part annular saw (15) to the right.

2. The large PE pipe recycling pre-crushing device as recited in claim 1, wherein the outer gear ring (14) is engaged with a gear (16) driven by a second motor, and the second motor is fixed on the support rod (13).

3. The large PE pipe recycling pre-crushing device as recited in claim 1, wherein the upper end of the reel (2) is provided with an arc-shaped supporting plate (17), and the arc-shaped supporting plate (17) is coaxial with the sleeve (12).

4. The large PE pipe recycling and pre-crushing device as recited in claim 1, wherein the left end of the outer gear ring (14) is provided with an annular groove, the end of the support rod (13) is fixed with an arc-shaped sliding block arranged in the annular groove, and the annular groove and the arc-shaped sliding block are slidably mounted.

5. The large PE pipe recycling pre-crushing device as recited in claim 1, wherein the connecting rod (8) is Z-shaped, the saw blade (9) is disc-shaped, and the surface of the blade part coincides with the axis of one end of the connecting rod (8) close to the disc (7).

6. The large PE pipe recycling pre-crushing device as recited in claim 1, wherein the support rod (13) is L-shaped, and the diameter of the outer gear ring (14) is larger than that of the sleeve (12).