CN210334697U

CN210334697U - Pipe fitting cutting device

Info

Publication number: CN210334697U
Application number: CN201921270653.6U
Authority: CN
Inventors: 王勇; 黄强; 王佳; 沈建良; 牟一军
Original assignee: Jiangsu Longshan Pipe Fittings Co ltd
Current assignee: Jiangsu Longshan Pipe Fittings Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-17
Anticipated expiration: 2029-08-07

Abstract

The utility model relates to a pipe cutting device, which comprises a base, a rotary table arranged at one end of the base, a cutting gun adjusting device and a cutting gun; the turntable comprises a turntable, a turntable seat and a rotating mechanism, the turntable is arranged on the turntable seat, and the rotating mechanism is arranged in the turntable seat; the upper surface of the turntable is provided with a limiting part; the cutting gun adjusting device comprises a vertical adjusting rod and a horizontal adjusting rod, a first positioning sleeve is arranged in the middle of the vertical adjusting rod, and a follow-up sleeve is arranged above the first positioning sleeve; a second positioning sleeve is arranged on the follow-up sleeve; the leveling lever sets up in second location sleeve, is equipped with the solid fixed ring of a plurality of burning torch on the leveling lever, still is equipped with the fixed support of burning torch, and the burning torch pole is fixed to hold in the palm and is held in the palm under at last burning torch between with the burning torch is fixed. The utility model has the advantages of, the height of burning torch can be adjusted to first position sleeve, and the position of burning torch can be adjusted to the horizontal adjustment pole, can improve cutting accuracy, and the position control of burning torch is convenient.

Description

Pipe fitting cutting device

Technical Field

The utility model relates to a pipe fitting cutting frock field, especially a pipe fitting cutting device.

Background

After the metal pipe fitting is produced, a certain production margin is generally provided, the production margin is limited by technological production conditions in most cases, the pipe orifice cannot achieve high precision, and when subsequent production is carried out, if two pipe fittings are required to be welded, the pipe orifice is required to be cut, polished, beveled and the like.

The existing cutting machine can be as the Chinese invention patent: the structure of the round tube cutting tool (No. CN106112195B) comprises a support, a semi-automatic flame cutting machine, a power converter, a cutting nozzle and a cutting nozzle adjusting device; the support comprises a bottom plate, a top plate and a side plate vertically fixed between the bottom plate and the top plate, and the semi-automatic flame cutting machine and the power converter are respectively fixed on the top plate; the semi-automatic flame cutting machine comprises a machine body and a rotating shaft arranged in the machine body; one end of the rotating shaft extends out of the front end of the machine body and is provided with a clamping component, and the circular tube is clamped on the clamping component and is driven to rotate by the rotating shaft; the structure can well cut the round straight pipe, the cutting nozzle is fixed on the longitudinal adjusting rod of the cutting nozzle adjusting device, and when cutting is carried out, the cutting nozzle is fixed, and the round pipe rotates to complete a circle of cutting; however, the cutting tool with the structure can only be used for cutting straight round tubes, bent tubes or other irregular round tubes are difficult to cut, in addition, the transverse adjusting rod and the longitudinal adjusting rod can only move transversely and longitudinally respectively, the space distance between the two adjusting rods is fixed, and the distance from the longitudinal adjusting rod to the axis of the clamping component is also fixed.

To the return bend cutting, chinese utility model patent: end cutting device of arc-shaped elbow piece (authorization notice number:

CN204954120U), a proposal is provided, which comprises a rotary disc, a cutting gun fixing frame, a rotary mechanism mounting platform, a cutting gun and a clamping tool, wherein the rotary disc is rotationally connected with the mounting platform, the rotary mechanism is in transmission connection with the rotary disc, the cutting gun fixing frame is mounted above the rotary disc, the cutting gun is fixedly connected with the cutting gun fixing frame, the clamping tool is fixedly connected with the rotary disc, the clamping tool is provided with an arc-shaped accommodating groove and a locking screw, a workpiece is fixed on the clamping tool during cutting, then the workpiece is contacted with the cutting gun by adjusting the position of the clamping tool, the rotary disc is driven to rotate by the rotary mechanism, so that the workpiece to be cut is driven to perform circular motion, and the cutting is; the cutting device can cut a bent pipe and can also cut a straight round pipe, but because the positions of the cutting gun fixing frame and the cutting gun are fixed, the clamping tool fixed with a workpiece needs to be moved to the position of the cutting gun for cutting, and in the moving process, because the workpiece and the clamping tool have heavier dead weight, the workpiece and the clamping tool are easy to collide with the cutting gun and the like during moving, and even damage is caused.

On this basis, chinese utility model patent: a rotary table type circular tube cutting machine (No. CN208662791U) is further improved, a support is arranged above a rotary table, a cutting gun fixing clamp plate is arranged on the support, circular tubes with different diameters are cut by adjusting the position of a cutting gun, but if the length of a straight circular tube or a bent circular tube is changed, the position of the cutting gun is not easy to adjust, and a cutting inclined plane is easy to cause.

Accordingly, the applicant has made a further improvement to the pipe cutting apparatus.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pipe fitting cutting device can adjust pole and position sleeve and carry out the accuracy to the position of burning torch and adjust, and cutting accuracy is high, can cut the pipe of various different shapes and size.

In order to achieve the purpose of the utility model, the pipe cutting device comprises a base, a rotary table arranged at one end of the base, a cutting gun adjusting device arranged at the other end of the base and a cutting gun, wherein the base is rectangular;

the turntable comprises a turntable, a turntable seat and a rotating mechanism, the turntable is arranged on the turntable seat, and the rotating mechanism is arranged in the turntable seat; the upper surface of the turntable is provided with a limiting part;

the cutting gun adjusting device comprises a vertical adjusting rod and a horizontal adjusting rod, the vertical adjusting rod is close to one corner of the base, a first positioning sleeve is arranged in the middle of the vertical adjusting rod and can move up and down along the vertical adjusting rod, a first fastening bolt is arranged on the first positioning sleeve, a follow-up sleeve is arranged above the first positioning sleeve and can rotate 360 degrees on the vertical adjusting rod and also can move up and down along the vertical adjusting rod; a second positioning sleeve is arranged on the follow-up sleeve, the middle section circular surface of the second positioning sleeve is perpendicular to the middle section circular surface of the follow-up sleeve, and the circle centers of the two middle section circular surfaces are positioned on the same horizontal plane; a second fastening bolt is arranged on the second positioning sleeve; the horizontal adjusting rod is arranged in the second positioning sleeve, one end of the horizontal adjusting rod, which is close to the rotary table, is provided with a circular truncated cone-shaped connecting part, the smaller end of the circular truncated cone-shaped connecting part is provided with a plurality of cutting gun fixing rings, and the sections of the cutting gun fixing rings are vertical to the horizontal plane and also vertical to the middle section circular surface of the horizontal adjusting rod; the cutting gun comprises a rotary table, a horizontal adjusting rod, a vertical adjusting rod, a cutting gun fixing support, a lower cutting gun fixing support and a cutting gun rod, wherein the rotary table is arranged on the horizontal adjusting rod, the horizontal adjusting rod is arranged on the horizontal adjusting rod, the lower cutting gun fixing support is arranged on one side of the horizontal adjusting rod, which is far away from the rotary table, the upper cutting gun fixing support is arranged at one end of the horizontal adjusting rod, the lower cutting gun fixing support is arranged at one end of the horizontal adjusting rod, the cutting.

Furthermore, the limiting parts are internal thread holes which are uniformly distributed on a plurality of groups of circumferences with the circle center of the rotary table as the circle center, and limiting bolts are arranged in the internal thread holes.

Furthermore, the limiting parts are internal thread holes which are uniformly distributed on a rectangle taking the circle center of the rotary table as the center, and limiting bolts are arranged in the internal thread holes.

Further, spacing portion is including setting up two mutually perpendicular's of the upper surface of carousel constant head tank, each the both ends of constant head tank are equipped with an adjustable stopper respectively, be equipped with slidable hexagon nut in the constant head tank, the size on two parallel sides of hexagon nut with the width of constant head tank is equivalent, be equipped with the bolt on the stopper, be fixed through bolt and hexagon nut fastening on the carousel.

Further, each positioning groove is axisymmetrical with one diameter of the rotating disc.

Furthermore, handles are further arranged on the first fastening bolt and the second fastening bolt.

Furthermore, the bottom of the vertical adjusting rod is provided with a reinforcing rib connected with the base.

The utility model relates to a pipe fitting cutting device is when using, fix the straight pipe or curved pipe etc. that treat to cut on the carousel through spacing portion earlier, curved pipe can be fixed by prior art's return bend support, after placing the completion, adjust the height of first locating sleeve, make the burning torch roughly aim at the position of treating to cut, then adjust the position of leveling lever, make the position of burning torch further aim at, then finely tune the position of first locating sleeve and leveling lever, make the cutting position of burning torch accurate as far as possible; the motor of the rotating mechanism is started, the rotary table drives the round pipe to be cut to rotate, the lower rotating speed is generally adopted, the rotating speed can be controlled below 10rpm, the cutting gun is started, the position of the cutting gun is fixed during cutting, and the round pipe to be cut rotates, so that the cutting of the round pipe can be completed.

The utility model relates to a pipe fitting cutting device compares with prior art and has following advantage:

(1) the first positioning sleeve can adjust the height of the cutting gun, and the horizontal adjusting rod can adjust the position of the cutting gun, so that the positions of the cutting gun and a round pipe to be cut are accurate as much as possible, and the cutting precision is improved;

(2) when the cutting gun is positioned, the position of the round pipe to be cut is fixed, and the position adjustment of the horizontal adjusting rod and the first positioning sleeve is relatively convenient.

Drawings

Fig. 1 is a side view of a pipe cutting apparatus according to the present invention;

fig. 2 is a top view of a pipe cutting device according to the present invention;

fig. 3 is a schematic view of the structure of the pipe cutting device in use state.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the pipe cutting device of the present invention comprises a base 1, a turntable 2 disposed at one end of the base 1, a cutting torch adjusting device 3 disposed at the other end of the base 1, and a cutting torch 4, wherein the base 1 is rectangular;

revolving stage 2 includes carousel 21, carousel seat 22 and rotary mechanism (not shown in the figure), and carousel 21 sets up on carousel seat 22, is equipped with rotary mechanism in the carousel seat 22, and rotary mechanism can adopt gear motor etc. to do power, drives carousel 21 and rotates, also can adopt the chinese utility model patent: a rotating mechanism of the type disclosed in the patent publication (grant No.: CN204954120U) for end cutting devices for curved pipe bends; the upper surface of the rotary table 21 is provided with a limiting part which can be internal thread holes uniformly distributed on a plurality of groups of circumferences with the circle center of the rotary table 21 as the circle center or rectangular with the circle center of the rotary table 21 as the center, and a limiting bolt is arranged in each internal thread hole; as shown in fig. 2, two positioning grooves 211 perpendicular to each other are formed in the upper surface of the turntable 21, each positioning groove 211 is axisymmetric with respect to one diameter of the turntable 21, the groove depth is 5-10mm, two ends of each positioning groove 211 are respectively provided with a limiting block 212, the limiting blocks 212 are adjustable, a slidable hexagonal nut is arranged in each positioning groove 211, the two parallel sides of the hexagonal nut have the same size as the width of the positioning groove 211, can slide in the positioning groove and cannot rotate, and a bolt is arranged on each limiting block 212 and can be fixed with the hexagonal nut in each positioning groove 211 through the bolt, so that the positioning device can be better suitable for limiting workpieces of various sizes;

the cutting gun adjusting device 3 comprises a vertical adjusting rod 31 and a horizontal adjusting rod 35, wherein the vertical adjusting rod 31 is close to one corner of the rectangular base 1, a first positioning sleeve 32 is arranged in the middle of the vertical adjusting rod 31, the first positioning sleeve 32 can move up and down along the vertical adjusting rod 31, a first fastening bolt 321 is arranged on the first positioning sleeve 32, a follow-up sleeve 33 is arranged above the first positioning sleeve 32, and the follow-up sleeve 33 can rotate 360 degrees on the vertical adjusting rod 31 and can also move up and down along the vertical adjusting rod 31; the follow-up sleeve 33 is provided with a second positioning sleeve 34 which is generally welded together, the middle section circle surface of the second positioning sleeve 34 is vertical to the middle section circle surface of the follow-up sleeve 33, and the circle centers of the two middle section circle surfaces are positioned on the same horizontal plane; the second positioning sleeve 34 is provided with a second fastening bolt 341, and for convenience in use, the fastening bolt may be further provided with a handle 342; the horizontal adjusting rod 35 is arranged in the second positioning sleeve 34, one end of the horizontal adjusting rod 35, which is close to the rotary table 2, is provided with a circular truncated cone-shaped connecting part 351, the smaller end of the circular truncated cone-shaped connecting part 351 is provided with a plurality of cutting gun fixing rings 352, the sections of the cutting gun fixing rings 352 are vertical to the horizontal plane, and the sections of the cutting gun fixing rings 352 are also vertical to the middle section circular plane of the horizontal adjusting rod 35; the side, far away from the turntable 2, of the horizontal adjusting rod 35 is also provided with a cutting gun fixing support, one end, close to the cutting gun fixing ring 352, is an upper cutting gun fixing support 353, one end, close to the vertical adjusting rod 31, is a lower cutting gun fixing support 354, a cutting gun head on the cutting gun 4 is arranged in the cutting gun fixing ring 352, and the cutting gun rod is clamped between the upper cutting gun fixing support 353 and the lower cutting gun fixing support 354.

The bottom of the vertical adjustment rod 31 may be further provided with a reinforcing rib 311 connected with the base 1.

The utility model relates to a pipe fitting cutting device is when using, as shown in fig. 3, will fix the straight pipe or curved pipe etc. that wait to cut on carousel 21 through spacing portion earlier, curved pipe can adopt the patent of the utility model of china: an end cutting device of an arc-shaped elbow piece (grant publication number: CN204954120U) or a Chinese utility model patent: a bent pipe support disclosed by a turntable type circular pipe cutting machine (No. CN208662791U) is fixed, after the bent pipe support is placed, the height of a first positioning sleeve 32 is adjusted, a cutting gun 4 is approximately aligned to the position to be cut, then the position of a horizontal adjusting rod 35 is adjusted, the position of the cutting gun 4 is further aligned, then the positions of the first positioning sleeve 32 and the horizontal adjusting rod 35 are finely adjusted, and the cutting position of the cutting gun 4 is accurate as much as possible; the motor of the rotating mechanism is started, the rotating disc 21 drives the round pipe to be cut to rotate, the rotating speed is generally lower and can be controlled below 10rpm, the cutting gun 4 is started, the position of the cutting gun 4 is fixed, and the round pipe to be cut rotates, so that the round pipe can be cut.

In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the technical solutions of the present patent and for simplification of the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present patent application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this patent application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.

In this specification, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A pipe cutting device is characterized by comprising a base, a rotary table arranged at one end of the base, a cutting gun adjusting device arranged at the other end of the base and a cutting gun, wherein the base is rectangular;

2. The pipe cutting device according to claim 1, wherein the limiting portions are internally threaded holes uniformly distributed on a plurality of sets of circumferences centered on a circle center of the turntable, and limiting bolts are arranged in the internally threaded holes.

3. The pipe cutting device according to claim 1, wherein the limiting portions are internally threaded holes uniformly distributed in a rectangle centered on a center of the turntable, and a limiting bolt is disposed in the internally threaded holes.

4. A pipe cutting device as claimed in claim 1, wherein the limiting portion comprises two positioning grooves perpendicular to each other and disposed on the upper surface of the rotary table, each of the two ends of the positioning groove is provided with an adjustable limiting block, a slidable hexagonal nut is disposed in the positioning groove, two parallel sides of the hexagonal nut have a size corresponding to the width of the positioning groove, and the limiting blocks are provided with bolts and are fastened to the rotary table through the bolts and the hexagonal nuts.

5. A pipe cutting apparatus as claimed in claim 4, wherein each of said positioning slots is axisymmetric about a diameter of said turntable.

6. A pipe cutting apparatus as claimed in claim 1, wherein said first and second fastening bolts are further provided with handles.

7. A pipe cutting apparatus as claimed in claim 1, wherein the bottom of said vertical adjustment bar is provided with a reinforcing rib connected to said base.