CN219520806U - High-performance plasma cutting torch - Google Patents
High-performance plasma cutting torch Download PDFInfo
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- CN219520806U CN219520806U CN202320281028.1U CN202320281028U CN219520806U CN 219520806 U CN219520806 U CN 219520806U CN 202320281028 U CN202320281028 U CN 202320281028U CN 219520806 U CN219520806 U CN 219520806U
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- Prior art keywords
- cutting torch
- cutting
- torch
- support frame
- nozzle
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- 238000005520 cutting process Methods 0.000 title claims abstract description 151
- 230000006835 compression Effects 0.000 claims description 26
- 238000007906 compression Methods 0.000 claims description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052714 tellurium Inorganic materials 0.000 claims description 3
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model relates to the technical field of plasma cutting guns, in particular to a high-performance plasma cutting torch, wherein the cutting torch is of a hollow conical structure with two through ends, one end of the cutting torch is provided with mounting threads, the other end of the cutting torch is provided with a cutting torch support frame, the cutting torch support frame and the cutting torch are integrally manufactured, the cutting torch support frame is provided with an isolation cavity, the isolation cavity is communicated with the cavity in the cutting torch, the end surface of the cutting torch support frame is internally and uniformly provided with circumferential exhaust grooves, and the circumferential exhaust grooves penetrate through the wall body of the cutting torch support frame in the radial direction; the cutting nozzle support frame is integrated with the cutting nozzle, so that the verticality between the axis of the cutting nozzle and the cutting surface of the workpiece is ensured, and the machining precision is improved; the circumference exhaust groove on the cutting nozzle support frame is convenient for radiating the cutting nozzle in the cutting process, and the service life of the cutting nozzle is prolonged.
Description
Technical Field
The utility model relates to the technical field of plasma cutting guns, in particular to a high-performance plasma cutting nozzle.
Background
Plasma arc cutting is a machining method that utilizes the heat of a high-temperature plasma arc to locally melt metal at a workpiece incision and uses the momentum of the high-speed plasma to remove the molten metal to form the incision. The formation of the notch on the workpiece is closely related to the compression hole on the cutting torch, when the diameter of the compression hole is smaller, the plasma arc is compressed so as to have higher energy density, the cutting capability is improved, but the heat dissipation effect of the cutting torch is reduced, and the service life is shortened; the plasma arc is not compressed enough due to the enlarged aperture, the cutting capability is reduced, and the cutting slit is widened. At present, the common cutting gun is usually required to be provided with an additional independent support or bracket to ensure that a proper distance between a nozzle opening and a workpiece can be provided, so that the cutting effect is improved.
In order to solve the technical problem, chinese patent CN213351162U discloses a low-frequency plasma low-current cutting gun with an internal air pump, which comprises a gun head, wherein an outer nozzle is arranged on the bottom end surface of the gun head, air outlets are formed in two sides of the bottom end surface of the outer nozzle, isolation brackets are fixedly arranged on two sides of the outer wall surface of the outer nozzle, an electrode is arranged in the outer nozzle, and a cutting nozzle is arranged in the middle of the bottom end surface of the electrode. When the cutter is used, the distance between the cutting torch and the workpiece is adjusted through the isolation support, but because of processing or assembly problems, the feedback is that the perpendicularity between the axis of the nozzle and the cutting surface of the workpiece is reduced on the cutting torch, so that the cutting effect is reduced.
Therefore, the high-performance plasma cutting torch is provided, the heat dissipation effect of the cutting torch is improved, the influence of machining or assembly on cutting is reduced, and the improvement of the machining effect is needed by a person skilled in the art.
Disclosure of Invention
The utility model aims to provide a high-performance plasma cutting torch, which solves the technical problems that the cutting torch of a plasma cutting torch in the prior art is poor in heat dissipation effect, and the machining precision is easily affected by installing an additional independent support or bracket.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a high performance plasma cutting torch, the cutting torch is the cavity taper structure that both ends link up, cutting torch one end is equipped with the mounting thread, be equipped with the cutting torch support frame on the cutting torch other end, the cutting torch support frame with the cutting torch is integrative to be made, is equipped with the isolation cavity on the cutting torch support frame, keeps apart the cavity intercommunication the inside cavity of cutting torch, has inwards evenly seted up circumference exhaust groove on the cutting torch support frame terminal surface, and circumference exhaust groove runs through the wall of cutting torch support frame along radial.
Further, a first arc surface, a first cylindrical surface, a first conical surface, a second cylindrical surface, a second arc surface and a second conical surface are sequentially arranged on the inner wall of the cutting torch inwards and close to the end surface of the mounting thread.
Further, the diameter of the first cylindrical surface is smaller than the diameter of the second cylindrical surface.
Further, the end face, far away from the mounting thread, of the cutting torch is inwards provided with a secondary compression hole and a primary compression hole in sequence, and the primary compression hole and the secondary compression hole are coaxially arranged and penetrate through the wall body of the cutting torch.
Further, the ratio of the diameter of the first compression hole to the diameter of the second cylindrical surface is 1:6-9.
Further, an outer conical surface is arranged on the outer surface of the cutting torch, and a positioning baffle and a hexagonal wrench position are further arranged between the mounting threads and the outer conical surface on the outer surface of the cutting torch.
Furthermore, the cutting nozzle is made of tellurium copper or red copper, and nickel is electroplated on the surface of the cutting nozzle.
The beneficial effects of the utility model are as follows:
the utility model compresses the working gas by utilizing the diameter of the inner wall of the cutting nozzle which is gradually reduced, thereby ensuring the use stability. Meanwhile, when the current is low, a concentrated plasma arc column can be formed, and the cutting efficiency is ensured. The compressed working gas is sprayed out of the first-stage compression hole, the cutting nozzle support frame is used for supporting the cutting nozzle, the distance between the cutting nozzle and a workpiece is ensured, and the cutting effect and the cutting stability are improved. The circumference exhaust groove on the cutting nozzle support frame is convenient for radiating the cutting nozzle in the cutting process, and the service life of the cutting nozzle is prolonged.
Drawings
FIG. 1 is a perspective view of a high performance plasma cutting torch of the present utility model.
Fig. 2 is a cross-sectional view of a high performance plasma cutting torch of the present utility model.
The components in the drawings are marked as follows: 1. a first arc surface; 2. a first cylindrical surface; 3. a first conical surface; 4. a second cylindrical surface; 5. a second arc surface; 6. a second conical surface; 7. a first stage compression hole; 8. a secondary compression hole; 9. isolating the cavity; 10. a circumferential exhaust groove; 11. a cutting nozzle support frame; 12. an outer conical surface; 13. a hexagonal wrench position; 14. positioning a baffle; 15. and (5) installing a thread.
Description of the embodiments
The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.
Referring to fig. 1, the present utility model provides a high performance plasma cutting torch, the cutting torch has a hollow cone structure with two through ends, one end of the cutting torch is provided with a mounting thread 15, the other end of the cutting torch is cone-shaped and is provided with an outer cone surface 12, when in use, the cutting torch is screwed onto a plasma cutting torch (not shown) by using the mounting thread 15, and working gas enters the cutting torch, is compressed by the cone structure and then is sprayed onto the surface of a workpiece, so as to complete cutting.
Preferably, the cutting nozzle is made of tellurium copper or red copper, and nickel is electroplated on the surface of the cutting nozzle.
Further, the outer surface of the cutting torch is located between the mounting thread 15 and the outer conical surface 12, a positioning baffle 14 and a hexagonal wrench position 13 are further arranged, the positioning baffle 14 is used for limiting the mounting position of the cutting torch, mounting stability is guaranteed, and the hexagonal wrench position 13 is used for clamping and connecting a hexagonal wrench, so that the cutting torch is convenient to detach.
Referring to fig. 1 and 2, a first arc surface 1, a first cylindrical surface 2, a first conical surface 3, a second cylindrical surface 4, a second arc surface 5 and a second conical surface 6 are sequentially arranged on the inner wall of the cutting torch inwards near the end surface of the mounting thread 15; the diameter of the first cylindrical surface 2 is smaller than the diameter of the second cylindrical surface 4. When in use, the working gas enters the second cylindrical surface 4 from the first cylindrical surface 2, and then the preliminary compression is realized.
Further, the end face of the cutting torch far away from the mounting thread 15 is inwards provided with a secondary compression hole 8 and a primary compression hole 7 in sequence, the primary compression hole 7 and the secondary compression hole 8 are coaxially arranged and penetrate through the wall body of the cutting torch, and the primary compression hole 7 is communicated with the cavity inside the cutting torch. The diameter ratio between the first-stage compression hole 7 and the second cylindrical surface 4 is 1:6-9; when the device is used, working gas enters from the first arc surface 1 and is discharged from the second compression hole 8, and the working gas is compressed by utilizing the diameter which is gradually reduced, so that the use stability is ensured. Meanwhile, when the current is low, a concentrated plasma arc column can be formed, and the cutting efficiency is ensured.
Further, a cutting nozzle support frame 11 is arranged on the end face of the cutting nozzle far away from the mounting thread 15, the cutting nozzle support frame 11 is integrally manufactured with the cutting nozzle, an isolation cavity 9 is arranged on the cutting nozzle support frame 11, the isolation cavity 9 is communicated with the primary compression hole 7, circumferential exhaust grooves 10 are uniformly formed in the end face of the cutting nozzle support frame 11, and the circumferential exhaust grooves 10 penetrate through the wall body of the cutting nozzle support frame 11 in the radial direction.
When the cutting torch is used, compressed working gas is sprayed out of the first-stage compression hole 7, the cutting torch support frame 11 is used for supporting the cutting torch, the distance between the cutting torch and a workpiece is ensured, and the cutting effect and the cutting stability are improved; and meanwhile, the circumferential exhaust grooves 10 on the cutting nozzle support frame 11 facilitate heat dissipation of the cutting nozzle in the cutting process, so that the service life of the cutting nozzle is prolonged.
The specific operation mode of the utility model is as follows: the cutting torch is fixed on the plasma cutting torch in a threaded mode, a cutting torch supporting frame 11 on the cutting torch is abutted against the surface of a workpiece, the perpendicularity between the axis of the cutting torch and the cutting surface of the workpiece is guaranteed, and working gas is compressed through the cutting torch and sprayed to the surface of the workpiece to finish cutting.
The utility model compresses the working gas by utilizing the diameter of the inner wall of the cutting nozzle which is gradually reduced, thereby ensuring the use stability. Meanwhile, when the current is low, a concentrated plasma arc column can be formed, and the cutting efficiency is ensured. The compressed working gas is sprayed out of the first-stage compression hole 7, the cutting nozzle support frame 11 is used for supporting the cutting nozzle, the distance between the cutting nozzle and a workpiece is ensured, the cutting effect and the cutting stability are improved, meanwhile, the cutting nozzle support frame 11 and the cutting nozzle are integrated, the perpendicularity between the axis of the cutting nozzle and the cutting surface of the workpiece is further ensured, and the machining precision is improved; the circumferential exhaust grooves 10 on the cutting nozzle support frame 11 facilitate heat dissipation of the cutting nozzle in the cutting process, and the service life of the cutting nozzle is prolonged.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. The utility model provides a high performance plasma cutting torch, the cutting torch is the cavity taper structure that both ends link up, cutting torch one end is equipped with mounting thread (15), be equipped with cutting torch support frame (11) on the cutting torch other end, its characterized in that, cutting torch support frame (11) with cutting torch is integrative to be made, is equipped with on cutting torch support frame (11) and keeps apart cavity (9), keeps apart cavity (9) intercommunication the inside cavity of cutting torch, circumference exhaust groove (10) have been evenly offered inwards on cutting torch support frame (11) terminal surface, circumference exhaust groove (10) radially run through the wall body of cutting torch support frame (11).
2. The high-performance plasma cutting torch according to claim 1, wherein a first circular arc surface (1), a first cylindrical surface (2), a first conical surface (3), a second cylindrical surface (4), a second circular arc surface (5) and a second conical surface (6) are sequentially arranged on the inner wall of the cutting torch inwards at the end surface close to the mounting thread (15).
3. A high performance plasma torch as claimed in claim 2, wherein the diameter of the first cylindrical surface (2) is smaller than the diameter of the second cylindrical surface (4).
4. A high performance plasma cutting torch according to claim 3, wherein the end face of the torch remote from the mounting screw thread (15) is provided with a secondary compression hole (8) and a primary compression hole (7) in sequence inwards, the primary compression hole (7) and the secondary compression hole (8) being coaxially arranged and penetrating the wall of the torch.
5. The high performance plasma cutting torch according to claim 4, wherein the ratio of the diameters between the primary compression hole (7) and the second cylindrical surface (4) is 1:6-9.
6. The high-performance plasma cutting torch according to claim 1, wherein the outer surface of the torch is provided with an outer conical surface (12), and a positioning baffle (14) and a hexagonal wrench position (13) are further arranged between the mounting thread (15) and the outer conical surface (12).
7. The high performance plasma cutting torch of claim 1 wherein the torch is made of tellurium copper or red copper and the torch surface is electroplated with nickel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320281028.1U CN219520806U (en) | 2023-02-22 | 2023-02-22 | High-performance plasma cutting torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320281028.1U CN219520806U (en) | 2023-02-22 | 2023-02-22 | High-performance plasma cutting torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219520806U true CN219520806U (en) | 2023-08-15 |
Family
ID=87633722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320281028.1U Active CN219520806U (en) | 2023-02-22 | 2023-02-22 | High-performance plasma cutting torch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219520806U (en) |
-
2023
- 2023-02-22 CN CN202320281028.1U patent/CN219520806U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-performance plasma cutting nozzle Granted publication date: 20230815 Pledgee: China Construction Bank Corporation Changzhou Wujin sub branch Pledgor: CHANGZHOU HUARUI WELDING & CUTTING MACHINERY CO.,LTD. Registration number: Y2024980005968 |