CN215393103U

CN215393103U - Plasma gun head fixing device for automatically cutting annular workpiece

Info

Publication number: CN215393103U
Application number: CN202121927758.1U
Authority: CN
Inventors: 上柱社; 经孝文
Original assignee: Chongqing Jinwei Industrial Co ltd
Current assignee: Chongqing Jinwei Industrial Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-04
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a plasma gun head fixing device for automatically cutting an annular workpiece, relates to the field of production of pressurized leakage blocking parts, and is mainly used for solving the problem that the circular precision of the annular workpiece cannot meet the requirement due to the fact that the annular workpiece is obtained by manually cutting materials according to a marking position. The main structure is as follows: the plasma gun clamp comprises a base frame, wherein a main mounting rod is arranged on the base frame, the upper part of the main mounting rod is connected with a horizontal connecting rod, the other end of the horizontal connecting rod is provided with a motor, and a plasma gun clamp assembly is arranged below the motor; the horizontal connecting rod is provided with a control box, and the main mounting rod is provided with an operator. According to the plasma gun head fixing device for automatically cutting the annular workpiece, the annular workpiece can be quickly and accurately manufactured by only one person, the workpiece precision is guaranteed, and the production efficiency is improved.

Description

Plasma gun head fixing device for automatically cutting annular workpiece

Technical Field

The utility model relates to the field of production of pressurized leakage blocking parts, in particular to a plasma gun head fixing device for automatically cutting an annular workpiece.

Background

In the operation of the leakage point pressure leakage stoppage of pipelines and equipment, the manufacture of a leakage stopping piece is one of the determining factors of the success of the leakage stopping work. The leakage blocking part mainly comprises an annular workpiece, namely an annular blank obtained by manually marking, and cutting by oxygen and acetylene flames at the position where a welder visually marks. However, since the ring-shaped workpiece is obtained by manually cutting the workpiece at the scribing position, the circular accuracy of the ring-shaped workpiece cannot be satisfied. This results in the following disadvantages:

1. the annular workpiece and a pipeline or equipment at a leakage point part cannot be tightly attached, and secondary leakage is easy to occur during leakage stoppage under pressure. In actual work, the defect size of the annular workpiece is continuously enlarged along with the time;

2. although the annular workpiece can be subjected to secondary processing through the lathe, the circular size deviation is reduced, and secondary leakage is avoided. However, the annular workpiece obtained through a series of operations of manual cutting, polishing and lathe machining wastes time and labor in the manufacturing process, and the annular workpiece is not manufactured well and leakage points are expanded to the extent that the pressurized leakage stoppage operation cannot be performed;

23. the annular workpiece required by the pressurized plugging needs to be completed by the cooperation of a plurality of personnel teams, so that the accumulated error is large, and the field operation difficulty of the plugging operation is improved;

4. considering the reasons that the manufacturing efficiency of the annular workpiece is low and the time is long, when the pressurized leakage stoppage is measured, a plurality of plans are more considered to adapt to the expansion of leakage points, so that the operation difficulty of the pressurized leakage stoppage is improved, and the success rate is reduced;

5. the pressure leakage stoppage is a small and professional emergency team, staff wait for a long time in shift, manpower resources are consumed, and when leakage points are concentrated, even if the annular workpieces are overtaken, some leakage points cannot be processed in time. Therefore, the manufacturing efficiency of the annular clamp is improved, and the annular clamp is an urgent need for pressurized leakage plugging.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plasma gun head fixing device for automatically cutting an annular workpiece.

The technical scheme for solving the technical problems is as follows: a plasma gun head fixing device for automatically cutting an annular workpiece comprises a base frame, wherein a main mounting rod which is vertically arranged and can move up and down is arranged on the base frame, the upper part of the main mounting rod is connected with one end of a horizontal connecting rod, the other end of the horizontal connecting rod is provided with a motor with an output shaft which is vertically arranged downwards, and a plasma gun clamp assembly which can move horizontally and is in transmission connection with the output shaft is arranged below the motor; the horizontal connecting rod is further provided with a control box connected with the motor, and the main mounting rod is further provided with an operator connected with the plasma gun through the control box.

As a further improvement of the present invention, the base frame includes a vertically arranged main mounting pipe for inserting the main mounting rod, a horizontal support rod extending in the same direction as the horizontal connecting rod is arranged on the side wall of the main mounting pipe, a vertically arranged lifting support bolt in threaded fit with the horizontal support rod is arranged on the horizontal support rod, and the upper end of the lifting support bolt is in contact with the horizontal connecting rod.

As a further improvement of the utility model, the side wall of the main mounting pipe is also provided with a lifting locking bolt which is matched with the side wall of the main mounting pipe in a threaded manner and is used for fixing the main mounting rod.

As a further improvement of the utility model, the lower end of the main mounting pipe is provided with a horizontally arranged support rod, and the support rod is of a V-shaped structure with an included angle facing to the motor side.

As a further improvement of the utility model, the plasma gun clamp assembly comprises a clamp installation pipe which is horizontally arranged, a telescopic installation pipe with indication scales on the outer wall is movably inserted in the clamp installation pipe, and one end of the telescopic installation pipe is horizontally provided with an annular clamp with the extending direction vertical to the extending direction of the clamp installation pipe.

As a further improvement of the utility model, the side wall of the clamp installation pipe is provided with a clamp locking bolt which is in threaded fit with the clamp installation pipe and is used for fixing the telescopic installation pipe, and the side wall of the annular clamp is provided with a gun head locking bolt which is in threaded fit with the annular clamp and is used for fixing a plasma gun head.

As a further improvement of the plasma gun clamp assembly, the lower end of the output shaft is in transmission connection with a vertically arranged transmission shaft through a coupler, and the lower end of the transmission shaft is connected with the plasma gun clamp assembly.

As a further improvement of the utility model, a bearing is sleeved outside the transmission shaft, and the outer wall of the bearing is connected with the outer wall of the motor through a bearing bracket.

As a further improvement of the plasma torch, a motor steering switch, a motor rotating speed switch, a plasma torch control interface and a power supply interface are arranged on the control box, and an operation switch and a debugging switch are arranged on the operator.

As a further improvement of the utility model, the upper end of the main mounting rod is horizontally provided with a switch mounting plate for mounting an operator; and a motor mounting plate for mounting the control box and the motor is vertically arranged at the free end of the horizontal connecting rod.

Advantageous effects

Compared with the prior art, the plasma gun head fixing device for automatically cutting the annular workpiece has the advantages that:

1. when the device is used, the plasma gun head is clamped by the plasma gun clamp assembly to be vertically downward opposite to the raw material plate, the control box, the plasma gun and the operator are connected, and the motor is connected with the control box to finish the preparation work before cutting. Then, the operator controls the motor to operate through the control box, so that the plasma gun head makes circular motion by taking the output shaft of the motor as the center of a circle. Meanwhile, the operator controls the plasma gun to start through the operator, so that the raw material plate is cut when the ion gun head performs circular motion. And then, after the primary cutting is finished, the worker horizontally adjusts the position of the plasma gun head through the plasma gun clamp assembly, and repeats the process to finish the secondary cutting. And finally, cutting twice to obtain a regular annular workpiece.

Compared with the existing cutting tool, the device has the advantages of simple operation, no need of special training of workers, capability of mastering the using method of the device and capability of obtaining a series of leakage-stopping pieces with approximate sizes, namely annular workpieces, in a short time. Meanwhile, the device can greatly save the using amount of lathes and welders, save labor cost and improve labor efficiency. Moreover, by adopting the device, the construction error caused by the original multiplex combination is greatly reduced, the manufacturing time of the annular workpiece is shortened, conditions are created for the advanced implementation of the pressurized plugging work, and the success rate of plugging is also greatly improved. In addition, by adopting the device, a series of leakage stopping pieces with approximate sizes can be manufactured in a short time, and the leakage stopping work can be completed by selecting a proper leakage stopping combination during on-site leakage stopping construction, so that the selection range is relatively wide, the leakage stopping operation time is saved, and the difficulty in on-site leakage stopping operation is reduced to a certain extent. All in all, through the device, only need alone can be fast, accurate completion annular workpiece's preparation, still improved production efficiency when having guaranteed the work piece precision.

2. The base frame comprises a main mounting pipe which is vertically arranged and used for inserting a main mounting rod, a horizontal supporting rod which extends in the same direction as the horizontal connecting rod is arranged on the side wall of the main mounting pipe, a lifting bearing bolt which is vertically arranged and is in threaded fit with the horizontal supporting rod is arranged on the horizontal supporting rod, and the upper end of the lifting bearing bolt is in contact with the horizontal connecting rod. The staff can make horizontal connecting rod go up/down through twisting lift bearing bolt, and then adjusts the level of plasma rifle head.

3. And the side wall of the main mounting pipe is also provided with a lifting locking bolt which is in threaded fit with the main mounting pipe and is used for fixing the main mounting rod. After the height of the horizontal connecting rod is adjusted by the lifting support bolt, the main mounting rod can be locked and fixed in the main mounting pipe by the lifting locking bolt, and then the horizontal height of the plasma gun head is locked.

4. The lower end of the main mounting pipe is provided with a supporting rod which is horizontally arranged, and the supporting rod is of a V-shaped structure with an included angle towards the motor side. The supporting rod of the V-shaped structure can stably support the whole device, and shaking of the supporting rod is avoided.

5. The plasma gun clamp assembly comprises a clamp installation pipe horizontally arranged, a telescopic installation pipe with indication scales is movably inserted in the clamp installation pipe and arranged on the outer wall of the clamp installation pipe, and an annular clamp with an extension direction vertical to that of the clamp installation pipe is horizontally arranged at one end of the telescopic installation pipe. The plasma gun head is fixedly arranged in the annular clamp and can be matched with the clamp installation tube in a sleeved mode through the telescopic installation tube, and the horizontal position of the plasma gun head is adjusted. Meanwhile, the outer wall of the telescopic mounting pipe is provided with indication scales, so that a worker can clearly determine the horizontal displacement of the plasma gun head according to the indication scales, further control the width of the annular workpiece and achieve the purpose of accurate cutting.

The utility model will become more apparent from the following description when taken in conjunction with the accompanying drawings, which illustrate embodiments of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the front view structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic structural diagram of a control box in the present invention.

Wherein: 1-a base frame; 11-a main mounting tube; 12-lifting locking bolts; 13-horizontal support rod; 14-lifting support bolts; 15-support rods; 2-a main mounting bar; 21-a switch mounting plate; 3-a horizontal connecting rod; 31-a motor mounting plate; 4-a control box; 41-motor steering switch; 42-motor speed switch; 43-plasma gun control interface; 44-a power interface; 5-an operator; 51-running switch; 52-debug switch; 6, a motor; 61-an output shaft; 62-a coupler; 63-a transmission shaft; 64-a bearing; 65-a bearing support; 7-clamp installation of the pipe; 71-clamp locking bolts; 8-ring clamp; 81-telescoping installation tubes; and 82, locking bolts for the gun heads.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Embodiments of the present invention will now be described with reference to the accompanying drawings.

Examples

The utility model discloses a plasma gun head fixing device for automatically cutting an annular workpiece, which comprises a base frame 1, wherein a main mounting rod 2 which is vertically arranged and can move up and down is arranged on the base frame 1, as shown in FIGS. 1-3. The upper part of the main mounting rod 2 is connected with one end of a horizontal connecting rod 3, and the other end of the horizontal connecting rod 3 is provided with a motor 6 with an output shaft 61 vertically arranged downwards. A plasma gun clamp assembly which can move horizontally and is in transmission connection with the output shaft 61 is arranged below the motor 61. The horizontal connecting rod 3 is also provided with a control box 4 connected with a motor 6, and the main mounting rod 2 is also provided with an operator 5 connected with the plasma gun through the control box 4.

When the device is used, the plasma gun head is clamped by the plasma gun clamp assembly to be vertically downward opposite to a raw material plate, the control box 4, the plasma gun and the operator 5 are connected, and the motor 6 is connected with the control box 4 to complete preparation work before cutting. Then, the operator controls the operation of the motor 6 through the control box 4, so that the plasma gun head makes a circular motion with the output shaft 61 of the motor 6 as a circle center. Meanwhile, the operator controls the plasma gun to start through the operator 5, so that the raw material plate is cut when the ion gun head performs circular motion. And then, after the primary cutting is finished, the worker horizontally adjusts the position of the plasma gun head through the plasma gun clamp assembly, and repeats the process to finish the secondary cutting. And finally, cutting twice to obtain a regular annular workpiece.

Wherein, the base frame 1 comprises a vertically arranged main mounting pipe 11 for inserting the main mounting rod 2. The side wall of the main mounting pipe 11 is provided with a horizontal supporting rod 13 which extends in the same direction with the horizontal connecting rod 3. The horizontal support rod 13 is provided with a lifting support bolt 14 which is vertically arranged and is in threaded fit with the horizontal support rod. The upper end of the elevating support bolt 14 is in contact with the horizontal link 3. The worker can raise/lower the horizontal connecting rod 3 by screwing the lifting support bolt 14, thereby adjusting the horizontal height of the plasma gun head.

The side wall of the main mounting pipe 11 is also provided with a lifting locking bolt 12 which is matched with the main mounting pipe in a threaded manner and is used for fixing the main mounting rod 2. After the height of the horizontal link 3 is adjusted by the elevating support bolt 14, the main mounting rod 2 can be locked and fixed in the main mounting tube 11 by the elevating lock bolt 12, thereby locking the horizontal height of the plasma torch head. In this embodiment, the lower end of the main mounting pipe 11 is provided with a horizontally arranged support rod 15, and the support rod 15 is of a V-shaped structure with an included angle facing the motor 6 side. The supporting rod 15 with the V-shaped structure can stably support the whole device, and the shaking of the whole device is avoided.

Meanwhile, the plasma gun clamp assembly includes a clamp mounting tube 7 disposed horizontally. A telescopic mounting pipe 81 with indicating scales on the outer wall is movably inserted in the clamp mounting pipe 7. One end of the telescopic mounting pipe 81 is horizontally provided with an annular clamp 8 with the extending direction vertical to the extending direction of the clamp mounting pipe 7. The plasma gun head is fixedly arranged in the annular clamp 8, and the horizontal position of the plasma gun head can be adjusted through the sleeve connection and matching between the telescopic mounting pipe 81 and the clamp mounting pipe 7. And, because be equipped with on the outer wall of flexible installation pipe 81 and instruct the scale, the staff can be according to instructing the scale, and the horizontal displacement volume of making clear of plasma rifle head, and then the width of control annular work piece reaches the purpose of accurate cutting.

In this embodiment, the side wall of the clamp mounting tube 7 is provided with a clamp locking bolt 71 which is in threaded fit with the clamp mounting tube and used for fixing the telescopic mounting tube 81. The telescopic mounting pipe 81 can be fixed in the clamp mounting pipe 7 by the clamp locking bolt 71, and the influence of the movement on the cutting precision of the workpiece is avoided. And a gun head locking bolt 82 which is matched with the annular clamp 8 in a threaded manner and is used for fixing a plasma gun head is arranged on the side wall of the annular clamp. The gun head locking bolts 82 are two in number, so that the plasma gun heads can be fixed together, the plasma gun heads are prevented from being deviated in the cutting process, and the cutting precision is guaranteed.

And, the lower extreme of output shaft 61 is connected with a transmission shaft 63 transmission of vertical setting through shaft coupling 62, and transmission shaft 63 lower extreme is connected with plasma gun anchor clamps subassembly. In this embodiment, a bearing 64 is sleeved outside the transmission shaft 63, and the outer wall of the bearing 64 is connected with the outer wall of the motor 6 through a bearing bracket 65.

The control box 4 is provided with a motor steering switch 41, a motor speed switch 42, a plasma gun control interface 43 and a power interface 44, and the operator 5 is provided with an operation switch 51 and a debugging switch 52.

In addition, a switch mounting plate 21 for mounting the operator 5 is horizontally provided on the upper end of the main mounting rod 2. The free end of the horizontal connecting rod 3 is vertically provided with a motor mounting plate 31 for mounting the control box 4 and the motor 6.

The present invention has been described in connection with the preferred embodiments, but the present invention is not limited to the embodiments disclosed above, and is intended to cover various modifications, equivalent combinations, which are made in accordance with the spirit of the present invention.

Claims

1. A plasma gun head fixing device for automatically cutting an annular workpiece is characterized by comprising a base frame (1), wherein a main mounting rod (2) which is vertically arranged and can move up and down is arranged on the base frame (1), the upper part of the main mounting rod (2) is connected with one end of a horizontal connecting rod (3), the other end of the horizontal connecting rod (3) is provided with a motor (6) with an output shaft (61) vertically arranged downwards, and a plasma gun clamp assembly which can horizontally move and is in transmission connection with the output shaft (61) is arranged below the motor (6); the horizontal connecting rod (3) is further provided with a control box (4) connected with a motor (6), and the main mounting rod (2) is further provided with an operator (5) connected with the plasma gun through the control box (4).

2. The plasma gun head fixing device for automatically cutting the annular workpiece is characterized in that the base frame (1) comprises a vertically arranged main mounting pipe (11) for inserting the main mounting rod (2), a horizontal support rod (13) extending in the same direction as the horizontal connecting rod (3) is arranged on the side wall of the main mounting pipe (11), a vertically arranged lifting support bolt (14) in threaded fit with the horizontal support rod (13) is arranged on the horizontal support rod (13), and the upper end of the lifting support bolt (14) is in contact with the horizontal connecting rod (3).

3. The plasma gun head fixing device for automatically cutting the annular workpiece is characterized in that a lifting locking bolt (12) which is matched with the side wall of the main mounting pipe (11) in a threaded mode and is used for fixing the main mounting rod (2) is further arranged on the side wall of the main mounting pipe (11).

4. The plasma torch head fixing device for the automatic cutting of the annular workpiece according to the claim 2 or 3, wherein the lower end of the main mounting tube (11) is provided with a horizontally arranged support rod (15), and the support rod (15) is of a V-shaped structure with an included angle towards the side of the motor (6).

5. The plasma gun head fixing device for automatically cutting the annular workpiece as claimed in claim 1, wherein the plasma gun clamp assembly comprises a horizontally arranged clamp mounting tube (7), a telescopic mounting tube (81) with indicating scales on the outer wall is movably inserted in the clamp mounting tube (7), and one end of the telescopic mounting tube (81) is horizontally provided with an annular clamp (8) with the extending direction perpendicular to the extending direction of the clamp mounting tube (7).

6. The plasma gun head fixing device for automatically cutting the annular workpiece is characterized in that a clamp locking bolt (71) which is in threaded fit with the clamp mounting tube (7) and is used for fixing the telescopic mounting tube (81) is arranged on the side wall of the clamp mounting tube, and a gun head locking bolt (82) which is in threaded fit with the annular clamp (8) and is used for fixing the plasma gun head is arranged on the side wall of the annular clamp (8).

7. The plasma gun head fixing device for automatically cutting the annular workpiece as claimed in claim 1, wherein the lower end of the output shaft (61) is in transmission connection with a vertically arranged transmission shaft (63) through a coupling (62), and the lower end of the transmission shaft (63) is connected with a plasma gun clamp assembly.

8. The plasma gun head fixing device for automatically cutting the annular workpiece as claimed in claim 7, wherein a bearing (64) is sleeved outside the transmission shaft (63), and the outer wall of the bearing (64) is connected with the outer wall of the motor (6) through a bearing bracket (65).

9. The plasma gun head fixing device for automatically cutting the annular workpiece is characterized in that a motor steering switch (41), a motor rotating speed switch (42), a plasma gun control interface (43) and a power interface (44) are arranged on the control box (4), and a running switch (51) and a debugging switch (52) are arranged on the operator (5).

10. The plasma torch head fixing device for the automatic cutting of the annular workpieces as claimed in claim 1, wherein the upper end of the main mounting rod (2) is horizontally provided with a switch mounting plate (21) for mounting the operator (5); the free end of the horizontal connecting rod (3) is vertically provided with a motor mounting plate (31) for mounting the control box (4) and the motor (6).