CN110732911A

CN110732911A - large-diameter water pipe cutting equipment

Info

Publication number: CN110732911A
Application number: CN201911009256.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Fu Yuanxing
Current assignee: Fu Yuanxing
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-01-31

Abstract

The invention relates to cutting equipment, in particular to large-diameter water pipe cutting equipment, and the technical problem of the invention is how to provide large-diameter water pipe cutting equipment which can cut a cut surface of a water pipe flatly and cannot crush the water pipe during cutting, large-diameter water pipe cutting equipment comprises a disc, a rotating shaft, a shell, a movable rod, an elastic part, an installation box and the like, wherein the rotating shaft is rotatably arranged in the middle of the disc, the shell is arranged on the rotating shaft, and the movable rod is arranged in the shell in a sliding manner.

Description

large-diameter water pipe cutting equipment

Technical Field

The invention relates to cutting equipment, in particular to large-diameter water pipe cutting equipment.

Background

The water pipe is the pipeline that supplies water, and modern fitment water pipe all adopts the wall-buried formula construction, if the water pipe seepage after the installation with burst will bring the consequence that is difficult to remedy, consequently the water pipe after the installation need regularly inspect, if the condition such as ageing, deformation appear because of using for a long time in the inspection outlet pipe, just need maintain the water pipe, the process of maintenance need with ageing or the water pipe cutting of deformation, insert new water pipe again.

At present, the mode with the water pipe cutting is generally that the application cutting wheel cuts from water pipe surface towards the water pipe internal surface, and above-mentioned mode is when the cutting, rocks because of the water pipe easily and leads to the cutting plane not enough level and smooth, influences the cutting effect to exert pressure because of from the outside when the cutting and cut, break the water pipe extrusion easily, increase cost of maintenance.

Therefore, large-diameter water pipe cutting equipment which can cut the cut surface of the water pipe to be flat when the water pipe is cut and does not fracture the water pipe when the water pipe is cut needs to be developed.

Disclosure of Invention

The invention provides large-diameter water pipe cutting equipment which can cut the cut surface of a water pipe smoothly and cannot crush the water pipe during cutting, and aims to overcome the defects that the cut surface of the water pipe is not smooth enough to affect the cutting effect, the water pipe is easy to extrude and break during cutting, and the maintenance cost is increased.

The technical scheme includes that large-diameter water pipe cutting equipment comprises a disc, a rotating shaft, a shell, a movable rod, an elastic piece, an installation box, a motor, a cutting wheel and a clamping mechanism, wherein the rotating shaft is rotatably arranged in the middle of the disc, the shell is arranged on the rotating shaft, the movable rod is slidably arranged in the shell, the elastic piece is connected between the movable rod and the shell, the installation box is connected to the tail end of the movable rod, the motor and the cutting wheel are arranged in the installation box, the cutting wheel is used for cutting a water pipe and is in transmission connection with the motor, and the clamping mechanism used for clamping the water pipe is arranged on the rear side of the disc.

Optionally, the clamping mechanism comprises a worm wheel, connecting rods, guide sleeves, ejector rods, a second motor and a worm, the worm wheel is arranged at the center of the rear side of the disc, the worm wheel is hinged to the worm wheel along the circumferential direction and is connected with at least two connecting rods at uniform intervals, the guide sleeves corresponding to the number of the connecting rods are arranged on the outer side of the disc along the circumferential direction and are arranged at uniform intervals, the ejector rods are arranged in the guide sleeves in a sliding mode, the ejector rods are hinged to the connecting rods and are connected with the disc, the second motor is arranged on the outer side of the disc.

Optionally, the disc type motor rotating device further comprises a rotating mechanism, the rotating mechanism comprises a third motor, a gear, an annular sliding rail, a sliding block and a gear ring, the third motor is arranged on the shell, the gear is connected to an output shaft of the third motor, the annular sliding rail and the gear ring are arranged on the front side of the disc, the gear ring is located on the inner side of the annular sliding rail, the sliding block is arranged on the rear side of the shell, the sliding block is in sliding fit with the annular sliding rail, and the gear ring is.

Optionally, the device further comprises a limiting sleeve, a compression spring and a rubber block, wherein the limiting sleeve is arranged on the outer side of the ejector rod in a sliding mode, the compression spring is connected between the ejector rod and the limiting sleeve, and the rubber block is arranged on the outer side of the limiting sleeve.

The water pipe cutting device has the advantages that the water pipe is propped by the clamping mechanism when being started, so that the water pipe cannot shake during cutting to cause an uneven cutting surface, the th motor is started to drive the cutting wheel to rotate to cut the inner wall of the water pipe after the clamping mechanism props the water pipe, the rotating mechanism is started to drive the cutting wheel to rotate around the inner wall of the water pipe when the cutting wheel cuts the inner wall of the water pipe to completely cut the water pipe, the rubber block is driven to prop the water pipe when the clamping mechanism props the water pipe, and the ejector rod can be prevented from being separated from the inner wall of the water pipe due to vibration generated during working of the cutting device under the action of the compression spring and the rubber block, so that the stability of the cutting device during working is improved.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a rear view structural diagram of the present invention.

Fig. 3 is a partially enlarged view of the present invention.

The reference numbers indicate that 100 water pipes, 1 disc, 2 rotating shafts, 3 shells, 4 movable rods, 5 elastic pieces, 6 installation boxes, 7 th motors, 8 cutting wheels, 9 clamping mechanisms, 91 worm gears, 92 connecting rods, 93 guide sleeves, 94 ejector rods, 95 second motors, 96 worms, 10 rotating mechanisms, 101 third motors, 102 gears, 103 annular sliding rails, 104 sliding blocks, 105 gear rings, 11 limiting sleeves, 12 compression springs and 13 rubber blocks.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

th embodiment

As shown in fig. 1 and 3, kinds of large-diameter water pipe cutting equipment, including disc 1, pivot 2, casing 3, movable rod 4 and metal spring, the rotary type is equipped with pivot 2 in the middle of disc 1, be connected for the rotary type between pivot 2 and the disc 1, be equipped with casing 3 on the pivot 2, casing 3 perpendicular to pivot 2, casing 3 internal sliding type is equipped with movable rod 4, be connected with metal spring between movable rod 4 and the casing 3, still including install bin 6, motor 7, cutting wheel 8 and chucking mechanism 9, the trailing end connection of movable rod 4 has install bin 6, be equipped with motor 7 and cutting wheel 8 in the install bin 6, cutting wheel 8 is used for cutting water pipe 100, cutting wheel 8 is connected with motor 7 transmission, disc 1 rear side is equipped with the chucking mechanism 9 that is used for chucking water pipe 100.

When the water pipe 100 needs to be cut, the cutting equipment can be used, firstly, the movable rod 4 is pulled to move towards the inside of the shell 3, the metal spring is compressed, the cutting equipment is placed into the water pipe 100 needing to be cut, the clamping mechanism 9 is started to be propped against the inner wall of the water pipe 100, so that the cutting equipment is fixed in the water pipe 100, then, the movable rod 4 is loosened, the cutting wheel 8 is abutted against the inner wall of the water pipe 100 under the action of the metal spring, the -th motor 7 is started to drive the cutting wheel 8 to rotate to cut the water pipe 100, then, the rotating shaft 2 is rotated to drive the cutting wheel 8 to rotate to cut the water pipe 100 in the circumferential direction, after the water pipe 100 is cut off, the -th motor 7 is closed, the clamping mechanism 9 is started to be loosened.

As shown in fig. 2, the chucking mechanism 9 includes a worm wheel 91, a connecting rod 92, a guide sleeve 93, a top rod 94, a second motor 95 and a worm 96, the worm wheel 91 is arranged at the center of the rear side of the disc 1, the worm wheel 91 is rotatably connected with the disc 1, 3 connecting rods 92 are hinged on the worm wheel 91 at uniform intervals along the circumferential direction, 3 guide sleeves 93 are arranged at uniform intervals along the circumferential direction outside the disc 1, the top rod 94 is slidably arranged in the guide sleeve 93, the top rod 94 is hinged with the connecting rod 92, the second motor 95 is arranged outside the disc 1, the worm 96 is arranged on the output shaft of the second motor 95, the worm 96 is connected with the output shaft of the second motor 95 through a coupler, and the worm 96 is.

Put into the inside back of water pipe 100 with this cutting equipment, start second motor 95 and drive worm 96 and rotate, worm 96 rotates and drives worm wheel 91 and rotate, worm wheel 91 rotates and stretches out ejector pin 94 through connecting rod 92 and withstands water pipe 100 inner wall, the ejector pin 94 closes second motor 95 behind the water pipe 100 inner wall, so, can avoid water pipe 100 to rock when the cutting and lead to the cutting plane unevenness, after the cutting finishes, restart second motor 95 drive ejector pin 94 toward retrieving contract can.

Second embodiment

As shown in fig. 1, the disc type disc rotating mechanism further comprises a rotating mechanism 10, the rotating mechanism 10 comprises a third motor 101, a gear 102, an annular slide rail 103, a slider 104 and a gear ring 105, the third motor 101 is arranged on the housing 3, the third motor 101 is connected with the housing 3 through a bolt connection mode, the gear 102 is connected to an output shaft of the third motor 101, the annular slide rail 103 and the gear ring 105 are arranged on the front side of the disc 1, the gear ring 105 is located on the inner side of the annular slide rail 103, the slider 104 is arranged on the rear side of the housing 3, the slider 104 is connected with the housing 3 through a bolt connection mode, the slider 104 is in sliding fit with the annular slide rail 103, and the gear.

When the rotating shaft 2 needs to be rotated to drive the cutting wheel 8 to move, the third motor 101 is started to drive the gear 102 to rotate, the gear 102 rotates to drive the shell 3 to move through the gear ring 105, the movable rod 4 and the cutting wheel 8 rotate along with the gear, and the sliding block 104 moves on the annular sliding rail 103, so that the rotating shaft 2 does not need to be rotated manually, and the operation is simpler and more convenient.

As shown in fig. 2, the device further comprises a limiting sleeve 11, a compression spring 12 and a rubber block 13, the limiting sleeve 11 is arranged on the outer side of the ejector rod 94 in a sliding mode, the limiting sleeve 11 is in sliding fit with the ejector rod 94, the compression spring 12 is connected between the ejector rod 94 and the limiting sleeve 11, the compression spring 12 is located in the limiting sleeve 11, and the rubber block 13 is arranged on the outer side of the limiting sleeve 11.

Drive stop collar 11 and outwards remove when ejector pin 94 outwards stretches out, stop collar 11 outwards removes and drives the outside removal of rubber block 13, rubber block 13 outwards removes and withstands water pipe 100 inner wall, compression spring 12 compresses when ejector pin 94 continues outwards to remove, so, also can fix this cutting equipment when water pipe 100 warp, can also avoid leading to ejector pin 94 and water pipe 100 inner wall to break away from because of this cutting equipment during operation vibration production, the stability of this cutting equipment during operation has been improved.

The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.

Claims

1, major diameter water pipe cutting equipment, including the disc, the pivot, the casing, movable rod and elastic component, the rotary type is equipped with the pivot in the middle of the disc, be equipped with the casing in the pivot, the slidingtype is equipped with the movable rod in the casing, be connected with the elastic component between movable rod and the casing, characterized by also including installation box, motor, cutting wheel and clamping mechanism, the movable rod tail end is connected with the installation box, be equipped with motor and cutting wheel in the installation box, the cutting wheel is used for cutting the water pipe, the cutting wheel is connected with motor transmission, the disc rear side is equipped with the clamping mechanism that is used for the card water pipe.

2. The kind of large-diameter water pipe cutting equipment as claimed in claim 1, wherein the locking mechanism includes a worm wheel, a connecting rod, a guide sleeve, a push rod, a second motor and a worm, the worm wheel is arranged at the center of the rear side of the disc, at least two connecting rods are hinged on the worm wheel at regular intervals in the circumferential direction, the guide sleeves corresponding to the number of the connecting rods are arranged on the outer side of the disc at regular intervals in the circumferential direction, the push rods are slidably arranged in the guide sleeves, the push rods are hinged with the connecting rods, the second motor is arranged on the outer side of the disc, the worm is arranged on the output shaft of the second motor.

3. A cutting device for large-diameter water pipes according to claim 2, further comprising a rotating mechanism, the rotating mechanism comprising a third motor, a gear, a ring-shaped slide rail, a slide block and a gear ring, the housing is provided with the third motor, the output shaft of the third motor is connected with the gear, the front side of the disc is provided with the ring-shaped slide rail and the gear ring, the gear ring is located inside the ring-shaped slide rail, the rear side of the housing is provided with the slide block, the slide block is in sliding fit with the ring-shaped slide rail, and the gear ring is engaged with the.

4. The kinds of large-diameter water pipe cutting equipment according to claim 3, further comprising a limiting sleeve, a compression spring and a rubber block, wherein the limiting sleeve is slidably arranged outside the ejector rod, the compression spring is connected between the ejector rod and the limiting sleeve, and the rubber block is arranged outside the limiting sleeve.