CN211052792U

CN211052792U - Pipeline cutting and processing device

Info

Publication number: CN211052792U
Application number: CN201921926683.8U
Authority: CN
Inventors: 孙逊; 叶斌; 杨建国; 李夏平; 陈小琳
Original assignee: China National Chemical Engineering No7 Construction Co ltd
Current assignee: China National Chemical Engineering No7 Construction Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-21
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a pipeline cutting processingequipment, including work platform last gas cutting machine and the pipeline clamping rotary mechanism of being provided with of work platform, the gas cutting machine is used for the cutting process pipeline, pipeline clamping rotary mechanism includes rotary driving mechanism and polygonal claw dish, polygonal claw dish is connected with rotary driving mechanism's power take off end through the multi-claw connection pad, polygonal claw dish is arranged in the pipeline to a plurality of claw heads through polygonal claw dish push up tightly at the pipeline inner wall simultaneously, fix the pipeline together with polygonal claw dish clamping. The utility model discloses mainly to the cutting of nozzle stub, groove preparation, it is fixed to carry out the clamping by pipeline inner bore to the pipeline through polygonal claw dish, to the fixed convenient and fast of nipple joint pipeline and can effectively guarantee the concentricity, to nozzle stub ability reuse material saving, utilize gas cutting machine to cut the pipeline moreover, its incision is clean, and cutting speed is fast, does not have the burr, has high efficiency, high quality, low-cost and easily operated characteristics.

Description

Pipeline cutting and processing device

Technical Field

The utility model belongs to the technical field of the pipe-line working, in particular to cutting, groove preparation device of short pipeline of length.

Background

Metal pipeline is in present trades such as petroleum, chemical industry, electric power transportation and uses extensively, especially the demand to the pipeline is very big when personnel's training, pipeline machining's work load is very big, lathe work is all adopted to general pipeline, but adopt lathe work can appear that the pipeline wall is thin difficult to find the concentricity, the variability, the stagger is serious, require high to the mouth plane degree, especially through welding back welding seam rigidity high, adopt lathe work easy-to-break sword, the process time is long, in addition pipeline length is shorter, it is difficult to the fixed of pipeline in the course of working.

SUMMERY OF THE UTILITY MODEL

The invention of the utility model aims to: to the problem that above-mentioned exists, provide one kind and fix convenient and cut high-quality pipeline cutting processingequipment to the pipeline clamping.

The technical scheme of the utility model is realized like this: the utility model provides a pipeline cutting processingequipment, includes work platform, its characterized in that: the pipeline cutting machine is characterized in that a gas cutting machine and a pipeline clamping and rotating mechanism are arranged on the working platform, the gas cutting machine is used for cutting and machining a pipeline, the pipeline clamping and rotating mechanism comprises a rotating driving mechanism and a polygonal claw disk, the polygonal claw disk is connected with a power output end of the rotating driving mechanism through a multi-claw connecting disk, the polygonal claw disk is arranged in the pipeline and simultaneously and tightly supports against the inner wall of the pipeline through a plurality of claw heads of the polygonal claw disk, and the pipeline and the polygonal claw disk are clamped and fixed together.

Pipeline cutting processingequipment, it the gas cutting machine passes through the support frame and installs on work platform, the cutting torch of gas cutting machine is located the pipeline and treats the cutting position and keep relatively fixed, polygonal claw dish drives the pipeline at the uniform velocity under rotary driving mechanism's effect and rotates, the pipeline cuts processing at the cutting torch that rotates the in-process through the gas cutting machine.

Pipeline cutting processingequipment, it rotary driving mechanism adopts infinitely variable speed motor, infinitely variable speed motor drives the pipeline rotation through polygonal claw dish, the rotation axle center of pipeline and infinitely variable speed motor's power output shaft axle center are on same straight line.

Pipeline cutting processingequipment, it rotary driving mechanism includes drive mechanism and hand wheel, drive mechanism's power input end is connected with hand wheel, drive mechanism's power output end is connected with polygonal claw dish, through hand rotatory hand wheel, it is rotatory to drive the pipeline by polygonal claw dish, the rotation axle center of pipeline and drive mechanism's power output shaft axle center are on same straight line.

Pipeline cutting processingequipment, its the cutting direction of gas cutting machine's cutting torch and the vertical end that the pipeline was waited to cut are certain contained angle, the pipeline is after the cutting, directly forms the welding groove at its terminal surface by the cutting.

The utility model discloses mainly be 70-500mm to the pipe diameter, pipe length is the cutting of 50-120mm nozzle stub, groove preparation, it is fixed to carry out the clamping by the pipeline inner bore hole through polygonal claw dish, just can effectively guarantee the concentricity to the fixed convenient and fast of nipple joint pipeline, can reuse material saving to the nozzle stub, and utilize the gas cutting machine to cut the pipeline, its incision is clean, and cutting speed is fast, does not have the burr, has high efficiency, high quality, low cost and easy to operate's characteristics.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The labels in the figure are: the device comprises a working platform 1, a pipeline 2, a gas cutting machine 3, a rotary driving mechanism 4, a multi-angle claw disc 5, a multi-claw connecting disc 6, a cutting nozzle 7, a supporting frame 8, a groove 9 and a hand-operated wheel 10.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description is made in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, a pipeline cutting and processing device includes a working platform 1, a gas cutting machine 3 and a pipeline clamping and rotating mechanism are disposed on the working platform 1, the gas cutting machine 3 is used for cutting and processing a pipeline 2, the pipeline clamping and rotating mechanism includes a rotating driving mechanism 4 and a polygonal claw disk 5, the polygonal claw disk 5 is connected with a power output end of the rotating driving mechanism 4 through a multi-claw connecting disk 6, the polygonal claw disk 5 is disposed in the pipeline 2 and is simultaneously pressed against an inner wall of the pipeline 2 through a plurality of claw heads of the polygonal claw disk 5, the pipeline 2 and the polygonal claw disk 5 are clamped and fixed together, specifically, the plurality of claw heads are uniformly distributed on the same circumference, and each claw head can radially extend and retract along the pipeline, the radial extension and retraction of the claw heads are realized by a conventional mechanical structure, for example, the axial movement of a wedge-shaped driving shaft drives the plurality of claw heads to radially and synchronously extend and retract along the pipeline, or a cam shaft rotating mode is adopted to drive the plurality of claw heads to synchronously stretch out and draw back along the radial direction of the pipeline. The pipe fitting can be conveniently and quickly fixed by the pipeline clamping and fixing mechanism in a pipeline clamping and fixing mode, so that the pipe fitting can be conveniently and quickly recycled, and the purpose of saving materials is achieved.

In this embodiment, the gas cutting machine 3 is installed on the working platform 1 through a supporting frame 8, a cutting nozzle 7 of the gas cutting machine 3 is located at a position to be cut of the pipeline 2 and is kept relatively fixed, the multi-angle claw disc 5 drives the pipeline 2 to rotate at a constant speed under the action of the rotary driving mechanism 4, and the pipeline 2 is cut and processed through the cutting nozzle 7 of the gas cutting machine 3 in the rotating process.

If a mode of automatically controlling the rotation of the pipeline is adopted, the rotation driving mechanism 4 adopts a stepless speed change motor, the stepless speed change motor drives the pipeline 2 to rotate through the polygonal claw disc 5, and the rotation axis of the pipeline 2 and the axis of a power output shaft of the stepless speed change motor are on the same straight line, so that the stable and reliable rotation of the pipeline in the cutting process is ensured, and the improvement of the pipeline cutting quality is facilitated.

As another kind of structural design, if adopt the rotatory mode of means control pipeline, rotary driving mechanism 4 includes drive mechanism and hand wheel 10, drive mechanism's power input end and hand wheel 10 are connected, drive mechanism's power output end and polygonal claw dish 5 are connected, through hand rotatory hand wheel 10, drive 2 rotations of pipeline by polygonal claw dish 5, the rotation axle center of pipeline 2 and drive mechanism's power output shaft axle center are on same straight line to guarantee the pipeline at the stable and reliable rotation of cutting in-process, be favorable to improving the quality of pipeline cutting.

In order to facilitate the welding processing of the cut pipeline, an included angle is formed between the cutting direction of the cutting nozzle 7 of the gas cutting machine 3 and the longitudinal end face of the pipeline 2 to be cut, the included angle can be adjusted according to the processing requirements of the subsequent welding process, and the welding groove 9 is directly formed on the cut end face of the pipeline 2 after the pipeline is cut, so that the subsequent processing of the pipeline is avoided, and the processing efficiency is greatly improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a pipeline cutting processingequipment, includes work platform (1), its characterized in that: be provided with gas cutting machine (3) and pipeline clamping rotary mechanism on work platform (1), gas cutting machine (3) are used for cutting process pipeline (2), pipeline clamping rotary mechanism includes rotary driving mechanism (4) and polygonal claw dish (5), polygonal claw dish (5) are connected with the power take off end of rotary driving mechanism (4) through multi-claw connection dish (6), polygonal claw dish (5) are arranged in pipeline (2) to a plurality of claw heads through polygonal claw dish (5) are tight in pipeline (2) inner wall in top simultaneously, are fixed together pipeline (2) and polygonal claw dish (5) clamping.

2. The pipe cutting and machining apparatus according to claim 1, wherein: the gas cutting machine (3) is installed on the working platform (1) through the supporting frame (8), a cutting nozzle (7) of the gas cutting machine (3) is located at a position where the pipeline (2) is to be cut and is kept relatively fixed, the polygonal claw disc (5) drives the pipeline (2) to rotate at a constant speed under the action of the rotary driving mechanism (4), and the pipeline (2) is cut and processed through the cutting nozzle (7) of the gas cutting machine (3) in the rotating process.

3. The pipe cutting and machining apparatus according to claim 2, wherein: the rotary driving mechanism (4) adopts a stepless speed change motor, the stepless speed change motor drives the pipeline (2) to rotate through the polygonal claw disc (5), and the rotating axis of the pipeline (2) and the axis of a power output shaft of the stepless speed change motor are on the same straight line.

4. The pipe cutting and machining apparatus according to claim 2, wherein: rotatory actuating mechanism (4) are including drive mechanism and hand round (10), drive mechanism's power input end is connected with hand round (10), drive mechanism's power take off end is connected with polygonal claw dish (5), and through hand rotatory hand round (10), it is rotatory to drive pipeline (2) by polygonal claw dish (5), the rotation axle center of pipeline (2) is on same straight line with drive mechanism's power output shaft axle center.

5. The pipe cutting and machining apparatus according to any one of claims 1 to 4, wherein: the cutting direction of a cutting nozzle (7) of the gas cutting machine (3) and the longitudinal end face of the pipeline (2) to be cut form a certain included angle, and a welding groove (9) is directly formed on the cut end face of the pipeline (2) after cutting.