CN109175598B - Portable large-scale pipe fitting cutting device - Google Patents
Portable large-scale pipe fitting cutting device Download PDFInfo
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- CN109175598B CN109175598B CN201811143403.6A CN201811143403A CN109175598B CN 109175598 B CN109175598 B CN 109175598B CN 201811143403 A CN201811143403 A CN 201811143403A CN 109175598 B CN109175598 B CN 109175598B
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- traction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/005—Machines, apparatus, or equipment specially adapted for cutting curved workpieces, e.g. tubes
- B23K7/006—Machines, apparatus, or equipment specially adapted for cutting curved workpieces, e.g. tubes for tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
- B23K7/105—Auxiliary devices, e.g. for guiding or supporting the torch specially adapted for particular geometric forms
- B23K7/107—Auxiliary devices, e.g. for guiding or supporting the torch specially adapted for particular geometric forms for cutting circles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention relates to the field of cutting equipment, in particular to a portable large pipe cutting device which comprises a vehicle body, a welding mechanism and two traction mechanisms, wherein the vehicle body is of an arch structure, the two traction mechanisms are symmetrically arranged and are respectively installed at the front end and the rear end of the vehicle body, each traction mechanism comprises a shell, a traction assembly and a winding assembly, the traction assemblies and the winding assemblies are both installed in the shells and are close to the end parts of the vehicle body, a traction belt is arranged between the two traction mechanisms, the two ends of the traction belt are respectively and fixedly connected with the two winding assemblies, the upper end of the vehicle body is provided with an adjusting mechanism, the welding mechanism is fixedly connected with the adjusting mechanism, the periphery of the vehicle body is provided with four wheels which are distributed in a rectangular shape, and a storage battery for supplying electric energy to the traction mechanisms is arranged on the vehicle. The invention has the advantages of wider application range, reduced labor force of workers, ensured smoothness of pipe fitting cuts and improved cutting speed.
Description
Technical Field
The invention relates to the field of pipeline cutting equipment, in particular to a portable large-scale pipe fitting cutting device.
Background
The large pipe fitting is often required to be cut off with redundant length according to actual needs in the installation process, however, in the actual installation process, the large pipe fitting is not straight, and more is L-shaped, U-shaped and other irregular shapes, which causes that most automatic pipe fitting cutting devices cannot perform feeding and cutting on the large pipe fitting, and the large pipe fitting is inconvenient to move due to large weight, and in the installation process, the site topography is complicated, some large cutting devices are inconvenient to enter, which causes that the large pipe fitting needs to be manually cut in the cutting process, the difficulty of manually cutting the large pipe fitting is large, and in the manual cutting process, a worker needs to hold the cutting device for a long time, which easily causes hand fatigue of the worker, causes that the cutting device is unstable or even shakes, the cuts of the large pipe fitting are irregular, and the cuts need to be processed after cutting, thereby increasing the workload and also affecting the pipe cutting speed.
Disclosure of Invention
The invention aims to provide a portable large pipe cutting device, which does not need to be used for cutting by a worker through a handheld device, so that the pipe is cut smoothly and smoothly, and the cutting speed is improved.
The technical scheme of the invention is as follows: including automobile body, welding mechanism and two drive mechanism, the automobile body is domes, two drive mechanism is the symmetry and sets up and two drive mechanism install respectively at the front end and the rear end of automobile body, drive mechanism includes casing, traction assembly and rolling component are all installed in the casing and the tip that traction assembly is close to the automobile body, two be equipped with the traction area between the drive mechanism, the both ends in traction area respectively with two rolling component fixed connection, the upper end of automobile body is equipped with adjustment mechanism, welding mechanism and adjustment mechanism fixed connection, be equipped with four wheels that are the rectangle and distribute around the automobile body, be equipped with the battery that is used for providing the electric energy for drive mechanism on the automobile body.
In a preferred embodiment of the invention, the traction assembly comprises a traction motor, a driving gear, a driven gear, two traction rollers and two transmission gears, wherein two ends of the two traction rollers are rotatably connected with the shell, two ends of the two traction rollers are respectively provided with a convex edge, the driving gear and the driven gear are respectively and fixedly connected with one end of the two traction rollers, the two transmission gears are positioned between the driving gear and the driven gear, the two transmission gears are meshed with each other and are respectively meshed with the driving gear and the driven gear, the traction motor is horizontally arranged outside the shell, and an output end of the traction motor penetrates through the shell and is fixedly connected with the driving gear.
In a preferred embodiment of the present invention, the winding assembly includes a winding motor and a winding shaft, both ends of the winding shaft are rotatably connected to the housing, both ends of the winding shaft are provided with a baffle, the winding motor is fixedly connected to the housing, and an output of the winding motor penetrates through the housing and is fixedly connected to one end of the winding shaft.
In a preferred embodiment of the present invention, the welding mechanism includes a support column and a flame-throwing head, one end of the support column is provided with a first hinge seat, one end of the flame-throwing head is provided with a hinge block, a first hinge shaft for connecting the hinge block and the first hinge seat is arranged between the hinge block and the first hinge seat, two ends of the first hinge seat are provided with grooves, and each groove is provided with a limiting component.
In a preferred embodiment of the present invention, the limiting component includes two limiting posts, two limiting wheels and two springs, wherein each end of the first hinge shaft is provided with two symmetrically arranged limiting grooves, the two springs are respectively installed at the bottoms of the two limiting grooves, one end of each of the two limiting posts is respectively inserted into the two limiting grooves, the two limiting wheels are respectively installed at the other ends of the two limiting posts, the side wall of the groove is provided with a plurality of circumferentially distributed protruding blocks, and a limiting groove for limiting the position of each limiting wheel is formed between every two adjacent protruding blocks.
In a preferred embodiment of the present invention, the adjusting mechanism includes a second hinge seat, a worm wheel and a worm, one end of the supporting column is hinged to the second hinge seat, a second hinge shaft for connecting the supporting column and the second hinge seat is disposed between the supporting column and the second hinge seat, the worm wheel is mounted at one end of the second hinge shaft, a rotating shaft is disposed at an upper end of the worm wheel, one end of the rotating shaft is rotatably connected to the second hinge seat, the other end of the rotating shaft penetrates through the second hinge seat, a rotating button is disposed at an end portion of the rotating shaft located outside the second hinge seat, the worm is sleeved on the rotating shaft, and the worm is engaged with the worm wheel.
In a preferred embodiment of the present invention, four wheels are provided with a protective sleeve made of rubber, and the outer side of each protective sleeve is provided with an anti-slip pattern.
In a preferred embodiment of the present invention, four clamping joints are respectively disposed at the lower ends of the two housings, eight clamping grooves are disposed at the upper end of the vehicle body, and the eight clamping joints and the eight clamping grooves are disposed in a one-to-one correspondence.
In a preferred embodiment of the invention, the front end and the rear end of the vehicle body are provided with guide rollers, and both ends of each guide roller are rotatably connected with the vehicle body.
In a preferred embodiment of the invention, a transparent plate is arranged on a side wall of each shell and used for observing the winding condition of the traction belt on the two winding shafts, a shell cover is arranged at the upper end of each shell, one end of each shell cover is hinged with the shell, and a handle is arranged on each shell cover.
The invention provides a portable large-scale pipe fitting cutting device through improvement, compared with the prior art, the portable large-scale pipe fitting cutting device has the following improvements and advantages:
(1) the cutting device can be fixed on other irregular pipe fittings passing through the pipe fittings or even on elliptic pipe fittings by adjusting the length of the traction belt outside the vehicle body, the vehicle body drives the cutting mechanism to move around the pipe fittings by the cooperation of the two traction mechanisms, and the pipe fittings are cut by the cutting mechanism;
(2) through the matching work of the two traction mechanisms, the position of the wound traction belt does not need to be repeatedly adjusted, and the device can work no matter which traction mechanism the traction belt is wound in;
(3) the distance and the angle from the flame-throwing head to the key can be adjusted through the adjusting mechanism and the limiting component, thereby facilitating the cutting of pipe fittings made of different materials,
(4) the device is small, convenient to carry and use.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a diagram of the working state of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the split structure of the present invention;
FIG. 4 is a top view of the pulling mechanism of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 7 is a partial top view of the present invention;
FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7;
FIG. 9 is a cross-sectional view taken along line D-D of FIG. 7;
description of reference numerals: the vehicle body 1, the welding mechanism 2, the support pillar 2a, the flame-throwing head 2b, the first hinge seat 2c, the hinge block 2d, the groove 2e, the first hinge shaft 2g, the limit component 2f, the limit pillar 2f1, the limit wheel 2f2, the spring 2f3, the limit groove 2f4, the bump 2f5, the traction mechanism 3, the shell 3a, the traction component 3b, the traction motor 3b1, the drive gear 3b2, the driven gear 3b3, the traction roller 3b4, the drive gear 3b5, the rib 3b6, the winding component 3c, the winding motor 3c1, the winding shaft 3c2, the baffle 3c3, the traction belt 4, the adjusting mechanism 5, the second hinge seat 5a, the worm wheel 5b, the worm 5c, the second hinge shaft 5d, the second hinge shaft 5e, the rotating shaft 5f, the wheel 6, the storage battery 7, the protective cover 8, the anti-slip button 9, the clamping head 10, the clamping groove 11, the guide roller cover 12, the transparent plate 14, a handle 15.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 9, and the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a portable large pipe cutting device through improvement, as shown in figures 1-9, the device comprises a vehicle body 1, a welding mechanism 2 and two traction mechanisms 3, wherein the vehicle body 1 is in an arch structure, the two traction mechanisms 3 are symmetrically arranged, the two traction mechanisms 3 are respectively arranged at the front end and the rear end of the vehicle body 1, each traction mechanism 3 comprises a shell 3a, a traction assembly 3b and a winding assembly 3c, the traction assemblies 3b and the winding assemblies 3c are both arranged in the shell 3a, the traction assemblies 3b are close to the end parts of the vehicle body 1, a traction belt 4 is arranged between the two traction mechanisms 3, two ends of the traction belt 4 are respectively and fixedly connected with the two winding assemblies 3c, the upper end of the vehicle body 1 is provided with an adjusting mechanism 5, the welding mechanism 2 is fixedly connected with the adjusting mechanism 5, four wheels 6 which are distributed in a rectangular shape are arranged around the vehicle body 1, the vehicle body 1 is provided with a storage battery 7 for providing electric energy for the traction mechanism 3; the traction belt 4 is dragged through the work of the traction component 3b, so that the vehicle body 1 moves along the traction belt 4, the cutting mechanism arranged on the vehicle body 1 cuts a pipe fitting, two traction mechanisms 3 are arranged, the traction component 3b in one traction mechanism 3 works to pull the traction belt 4, meanwhile, the winding component 3c in the traction mechanism 3 works to wind the traction belt 4 pulled by the traction component 3b, the traction component 3b in the other traction mechanism 3 is matched to work to discharge the traction belt 4 on the other winding component 3c, the traction belt 4 is dragged through one winding of the two traction mechanisms 3 and is clamped and discharged through the other winding of the two traction mechanisms 3, so that the vehicle body 1 moves along the traction belt 4, the two traction mechanisms 3 are matched, no matter which winding component 3c the traction belt 4 is wound, the device can work, the winding position of the traction belt 4 is not required to be manually adjusted, the device is fixed outside the cutting pipe fitting through the traction belt 4, and can be fixed on pipe fittings with different diameters or even non-circular pipe fittings by adjusting the length of the traction belt 4, so that the device has a wider application range; the chassis of automobile body 1 can be heightened in the arch design of automobile body 1, when avoiding cutting the less pipe fitting of footpath, automobile body 1 bottom and pipe fitting die cavity.
The traction assembly 3b comprises a traction motor 3b1, a driving gear 3b2, a driven gear 3b3, two traction rollers 3b4 and two transmission gears 3b5, two ends of each of the two traction rollers 3b4 are rotatably connected with the shell 3a, two ends of each of the two traction rollers 3b4 are provided with a rib 3b6, the driving gear 3b2 and the driven gear 3b3 are respectively and fixedly connected with one end of each of the two traction rollers 3b4, the two transmission gears 3b5 are positioned between the driving gear 3b2 and the driven gear 3b3, the two transmission gears 3b5 are mutually meshed, the two transmission gears 3b5 are respectively meshed with the driving gear 3b2 and the driven gear 3b3, the traction motor 3b1 is horizontally arranged outside the shell 3a, and the output end of the traction motor 3b1 penetrates through the shell 3a and is fixedly connected with the driving gear 3b 2; the driving gear 3b2 is driven to rotate through the work of the traction motor 3b1, the driving gear 3b2 rotates to drive one traction roller 3b4 to rotate, meanwhile, under the action of the two transmission gears 3b5, the driven gear 3b3 also rotates synchronously, the driven gear 3b3 drives the other traction roller 3b4 to rotate, the two traction rollers 3b4 rotate synchronously to pull the traction belt 4 into the shell 3a, the ribs 3b6 at the two ends of the traction roller 3b4 are used for limiting the traction belt 4 in the middle of the traction roller 3b4, and the deviation of the cut of the pipe fitting caused by the deviation of the vehicle body 1 is prevented.
The winding assembly 3c comprises a winding motor 3c1 and a winding shaft 3c2, two ends of the winding shaft 3c2 are rotatably connected with the shell 3a, two ends of the winding shaft 3c2 are provided with baffles 3c3, the winding motor 3c1 is fixedly connected with the shell 3a, and the output of the winding motor 3c1 penetrates through the shell 3a and is fixedly connected with one end of the winding shaft 3c 2; the winding motor 3c1 drives the winding shaft 3c2 to work to wind the traction belt 4 drawn into the shell 3 a.
The welding mechanism 2 comprises a support column 2a and a flame-throwing head 2b, a first hinge seat 2c is arranged at one end of the support column 2a, a hinge block 2d is arranged at one end of the flame-throwing head 2b, a first hinge shaft 2g for connecting the hinge block 2d and the first hinge seat 2c is arranged between the hinge block 2d and the first hinge seat 2c, grooves 2e are formed in two ends of the first hinge seat 2c, and a limiting component 2f is arranged in each groove 2 e; the supporting column 2a plays a role of connecting the vehicle body 1 and the flame projecting head 2b, and the limiting component 2f is used for limiting the angle between the flame projecting head 2b and the supporting column 2a, so as to limit the cutting angle of the key cutting.
The limiting assembly 2f comprises two limiting columns 2f1, two limiting wheels 2f2 and two springs 2f3, two symmetrically arranged limiting grooves 2f4 are formed in each end of the first hinge shaft 2g, the two springs 2f3 are respectively installed at the bottoms of the two limiting grooves 2f4, one ends of the two limiting columns 2f1 are respectively inserted into the two limiting grooves 2f4, the two limiting wheels 2f2 are respectively installed at the other ends of the two limiting columns 2f1, a plurality of circumferentially distributed convex blocks 2f5 are arranged on the side wall of the groove 2e, and a limiting groove for limiting the position of the limiting wheel 2f2 is formed between every two adjacent convex blocks 2f 5; spacing post 2f1 is ejecting to spacing groove 2f 4's outside through spring 2f 3's elasticity, thereby support spacing wheel 2f2 and press in a restriction inslot, avoid flame projecting head 2b to take place to rotate in cutting process, when the angle of flame projecting head 2b needs to be adjusted, exert external force for flame projecting head 2b, make the gyro wheel roll along lug 2f5 and compress spacing post 2f1 in spacing groove 2f4, make the gyro wheel remove to another restriction inslot, the angle of fixed flame projecting head 2b again, its regulative mode is simple and practical, the operation is simple and convenient, the gyro wheel replaces the slip through rolling and reduces frictional force, thereby can use littleer power to remove the gyro wheel to other restriction inslots.
The adjusting mechanism 5 comprises a second hinged seat 5a, a worm wheel 5b and a worm 5c, one end of the supporting column 2a is hinged to the second hinged seat 5a, a second hinged shaft 5d used for connecting the supporting column 2a and the second hinged seat 5a is arranged between the supporting column 2a and the second hinged seat 5a, the worm wheel 5b is installed at one end of the second hinged shaft 5d, a rotating shaft is arranged at the upper end of the worm wheel 5b, one end of the rotating shaft is rotatably connected with the second hinged seat 5a, the other end of the rotating shaft penetrates through the second hinged seat 5a, a rotating button 5f is arranged at the end part of the rotating shaft, which is located outside the second hinged seat 5a, the worm 5c is sleeved on the rotating shaft, and the worm 5c is; through artifical rotation knob for the axis of rotation drives worm 5c and rotates, and worm 5c drives worm wheel 5b and rotates, thereby makes second articulated shaft 5d drive support column 2a and rotates, thereby adjusts the distance to the pipe fitting with the fixed flame projecting head 2b of support column 2 a.
The lower ends of the two shells 3a are respectively provided with four clamping joints 10 which are distributed in a rectangular shape, the upper end of the vehicle body 1 is provided with eight clamping grooves 11 which are distributed in a matrix shape, and the eight clamping joints 10 and the eight clamping grooves 11 are arranged in a one-to-one correspondence manner; through the joint cooperation of joint 10 and joint groove 11 can dismantle fast and install casing 3a, be convenient for overhaul and change the part in the casing 3 a.
The front end and the rear end of the vehicle body 1 are both provided with guide rollers 12, and both ends of each guide roller 12 are rotatably connected with the vehicle body 1; the conveying direction of the traction belt 4 is adjusted through the guide roller 12, so that the friction between the traction belt 4 and the vehicle body 1 is avoided, and the difficulty is increased for the work of the traction assembly 3 b.
A transparent plate 13 is arranged on the side wall of each shell 3a, the transparent plate 13 is used for observing the winding condition of the traction belt 4 on the two winding shafts 3c2, the upper ends of the two shells 3a are respectively provided with a shell cover 14, one end of each shell cover 14 is hinged with the shell 3a, and each shell cover 14 is provided with a handle 15; the winding condition of the traction belt 4 on the two winding assemblies 3c can be observed through the transparent plate 13, so that the installation direction of the vehicle body 1 at the next cutting time is determined.
In the invention, the two winding components 3c are matched with the two traction components 3b to work to achieve the effect of drawing and winding the traction belt 4, the two traction components 3b work simultaneously to always keep the same drawing and unwinding speed of the traction belt 4, besides the embodiment, the traction belt 4 can be respectively wound and unwound through the two winding shafts 3c2, the car body 1 can be directly dragged to move, but in the working process of the two winding shafts 3c2, the winding number of the traction belt 4 on one winding shaft 3c2 is increased, the diameter is enlarged, under the condition that the rotating speed of the winding motor 3c1 is inconvenient, the winding speed of the winding shaft 3c2 is increased, and on the contrary, the discharging speed of the other winding shaft 3c2 is reduced, so that the moving speed of the vehicle body 1 is increased continuously, and even two winding assemblies 3c cannot work in a matched manner to cause jamming, therefore, the design of the two traction mechanisms 3 is more suitable for the invention.
The working principle of the invention is as follows: the length of a traction belt 4 positioned outside a vehicle body 1 is adjusted by the diameter of a pipe to be cut, then the traction belt 4 is sleeved on the pipe to be cut, a knob is rotated to enable a rotating shaft to drive a worm 5c to rotate, the worm 5c drives a worm wheel 5b to rotate, so that a second articulated shaft 5d drives a supporting column 2a to rotate, the distance from a flame projecting head 2b fixed with the supporting column 2a to the pipe is adjusted, then external force is applied to the flame projecting head 2b, a roller rolls along a bump 2f5 to compress a limiting column 2f1 into a limiting groove 2f4, the roller moves to another limiting groove to adjust the angle of the flame projecting head 2b, then a switch is started, a traction mechanism 3 works, a traction motor 3b1 works to drive a driving gear 3b2 to rotate, a driving gear 3b2 rotates to drive a traction roller 3b4 to rotate, and under the action of two transmission gears 3b5, the driven gear 3b3 also follows synchronous rotation, the driven gear 3b3 drives another traction roller 3b4 to rotate, two traction rollers 3b4 rotate synchronously and pull the traction belt 4 into the shell 3a, meanwhile, the winding motor 3c1 works to drive the winding shaft 3c2 to rotate to wind the traction belt 4 pulled into the shell 3a, redundant traction belt 4 can stay in the shell 3a, the traction assembly 3b in another traction mechanism 3 works in a matched mode and does not work in the winding assembly 3c, the traction belt 4 on the winding shaft 3c2 is pulled by the traction assembly 3b to convey the traction belt 4 to the outside of the shell 3a, the length of the traction belt 4 positioned outside the vehicle body 1 is ensured to be unchanged all the time, the vehicle body 1 moves around a pipe along the traction belt 4, and meanwhile, the flame sprayed by the flame spraying head 2b cuts the pipe.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a portable large-scale pipe fitting cutting device which characterized in that: including automobile body (1), welding mechanism (2) and two drive mechanism (3), automobile body (1) is domes, two drive mechanism (3) are the symmetry and set up and two drive mechanism (3) install respectively at the front end and the rear end of automobile body (1), drive mechanism (3) include casing (3 a), traction assembly (3 b) and rolling component (3 c) all install in casing (3 a) and traction assembly (3 b) are close to the tip of automobile body (1), two be equipped with between drive mechanism (3) and pull area (4), the both ends of pull area (4) respectively with two rolling component (3 c) fixed connection, the upper end of automobile body (1) is equipped with adjustment mechanism (5), welding mechanism (2) and adjustment mechanism (5) fixed connection, four wheels (6) which are distributed in a rectangular shape are arranged on the periphery of the vehicle body (1), and a storage battery (7) for providing electric energy for the traction mechanism (3) is arranged on the vehicle body (1);
the traction assembly (3 b) comprises a traction motor (3 b 1), a driving gear (3 b 2), a driven gear (3 b 3), two traction rollers (3 b 4) and two transmission gears (3 b 5), two ends of each traction roller (3 b 4) are rotatably connected with the shell (3 a), two ends of each traction roller (3 b 4) are provided with a rib (3 b 6), the driving gear (3 b 2) and the driven gear (3 b 3) are respectively and fixedly connected with one end of each traction roller (3 b 4), the two transmission gears (3 b 5) are located between the driving gear (3 b 2) and the driven gear (3 b 3), the two transmission gears (3 b 5) are meshed with each other, the two transmission gears (3 b 5) are respectively meshed with the driving gear (3 b 2) and the driven gear (3 b 3), the traction motor (3 b 1) is horizontally arranged outside the shell (3 a), and the output end of the traction motor (3 b 1) penetrates through the fixed shell (2).
2. A portable large pipe cutting apparatus according to claim 1, wherein: the winding assembly (3 c) comprises a winding motor (3 c 1) and a winding shaft (3 c 2), two ends of the winding shaft (3 c 2) are both rotatably connected with the shell (3 a) and two ends of the winding shaft (3 c 2) are both provided with a baffle (3 c 3), and the winding motor (3 c 1) is fixedly connected with the shell (3 a) and the output of the winding motor (3 c 1) penetrates through one end of the shell (3 a) and one end of the winding shaft (3 c 2) and is fixedly connected with the shell (3 a).
3. A portable large pipe cutting apparatus according to claim 1, wherein: welding mechanism (2) are including support column (2 a) and flame projecting head (2 b), the one end of support column (2 a) is equipped with first articulated seat (2 c), the one end of flame projecting head (2 b) is equipped with articulated piece (2 d), be equipped with between articulated piece (2 d) and first articulated seat (2 c) and be used for connecting first articulated shaft (2 g) between them, the both ends of first articulated seat (2 c) all are equipped with recess (2 e), every all be equipped with spacing subassembly (2 f) in recess (2 e).
4. A portable large pipe cutting apparatus according to claim 3, wherein: the limiting assembly (2 f) comprises two limiting columns (2 f 1), two limiting wheels (2 f 2) and two springs (2 f 3), each end of the first hinged shaft (2 g) is provided with two symmetrically arranged limiting grooves (2 f 4), the two springs (2 f 3) are respectively installed at the bottoms of the two limiting grooves (2 f 4), one ends of the two limiting columns (2 f 1) are respectively inserted into the two limiting grooves (2 f 4), the two limiting wheels (2 f 2) are respectively installed at the other ends of the two limiting columns (2 f 1), the side wall of the groove (2 e) is provided with a plurality of circumferentially distributed lugs (2 f 5), and a limiting groove used for limiting the position of the limiting wheels (2 f 2) is formed between every two adjacent lugs (2 f 5).
5. A portable large pipe cutting apparatus according to claim 3, wherein: adjustment mechanism (5) include the articulated seat of second (5 a), worm wheel (5 b) and worm (5 c), the one end of support column (2 a) is articulated with the articulated seat of second (5 a), is equipped with between the articulated seat of support column (2 a) and second (5 a) and is used for connecting second articulated shaft (5 d) between them, the one end at second articulated shaft (5 d) is installed in worm wheel (5 b), the upper end of worm wheel (5 b) is equipped with the axis of rotation, the one end of axis of rotation is connected with the rotation of the articulated seat of second (5 a), and the other end of axis of rotation runs through the articulated seat of second (5 a), and the axis of rotation lies in the outer tip of the articulated seat of second (5 a) and is equipped with knob (5 f), worm (5 c) cover is established and is rotated epaxially and worm (5 c) and worm wheel (5 b) meshing.
6. A portable large pipe cutting apparatus according to claim 1, wherein: four all be equipped with protective sheath (8) made by the rubber material on wheel (6), every the outside of protective sheath (8) all is equipped with anti-skidding line (9).
7. A portable large pipe cutting apparatus according to claim 1, wherein: two the lower extreme of casing (3 a) all is equipped with four joint (10) that are the rectangle and distribute, the upper end of automobile body (1) is equipped with eight joint grooves (11) that are the matrix and distribute, and eight joint (10) and eight joint grooves (11) one-to-one set up.
8. A portable large pipe cutting apparatus according to claim 1, wherein: the front end and the rear end of the vehicle body (1) are respectively provided with a guide roller (12), and each guide roller (12) is rotatably connected with the vehicle body (1) at two ends.
9. A portable large pipe cutting apparatus according to claim 2, wherein: every all be equipped with transparent plate (13) on the lateral wall of casing (3 a), transparent plate (13) are used for observing the rolling situation of traction band (4) on two rolling axle (3 c 2), two the upper end of casing (3 a) all is equipped with cap (14), the one end and the casing (3 a) of cap (14) are articulated, every all be equipped with handle (15) on cap (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143403.6A CN109175598B (en) | 2018-09-28 | 2018-09-28 | Portable large-scale pipe fitting cutting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143403.6A CN109175598B (en) | 2018-09-28 | 2018-09-28 | Portable large-scale pipe fitting cutting device |
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| Publication Number | Publication Date |
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| CN109175598A CN109175598A (en) | 2019-01-11 |
| CN109175598B true CN109175598B (en) | 2020-12-11 |
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| CN201811143403.6A Active CN109175598B (en) | 2018-09-28 | 2018-09-28 | Portable large-scale pipe fitting cutting device |
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| CN113579409B (en) * | 2021-06-25 | 2022-06-14 | 佛山综合能源(公控)有限公司 | Positioning cutting device for accurately cutting sealing plate of heat-insulating pipeline |
| CN114505902A (en) * | 2022-02-17 | 2022-05-17 | 陈国森 | Cutting device for processing large PVC pipeline |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU538827A1 (en) * | 1974-06-28 | 1976-12-15 | Специально Проектно-Конструкторское Бюро "Проектнефтегазспецмонтаж" | Pipe cutting device |
| RU2179099C2 (en) * | 1999-11-30 | 2002-02-10 | Федеральное государственное унитарное предприятие Комбинат "Электрохимприбор" | Machine for oxygen cutting of tubes |
| KR100517079B1 (en) * | 2004-07-26 | 2005-09-27 | 김상희 | pipe face to face welding machine |
| CN201030466Y (en) * | 2007-04-20 | 2008-03-05 | 中国海洋石油总公司 | Double strut pipe end electric welding groove cutter |
| CN102653039A (en) * | 2011-03-02 | 2012-09-05 | 上海宣邦金属新材料科技有限公司 | Portable intelligent pipe cutting machine and method thereof |
| CN204545766U (en) * | 2014-12-24 | 2015-08-12 | 上海宣邦金属新材料科技有限公司 | One climbs tubular conduit intersection and groove cutting machine |
| CN104874948B (en) * | 2014-12-24 | 2017-08-11 | 上海宣邦金属新材料科技有限公司 | One kind climbs tubular conduit intersection and groove cutting machine |
| CN207026692U (en) * | 2017-07-17 | 2018-02-23 | 常州工程职业技术学院 | A kind of multi-functional flame cutting machine |
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