CN115570288A - Many airflow channel air-cooled cutting device - Google Patents

Many airflow channel air-cooled cutting device Download PDF

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Publication number
CN115570288A
CN115570288A CN202211215196.7A CN202211215196A CN115570288A CN 115570288 A CN115570288 A CN 115570288A CN 202211215196 A CN202211215196 A CN 202211215196A CN 115570288 A CN115570288 A CN 115570288A
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CN
China
Prior art keywords
gas hole
cutting
gas
hole
main part
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CN202211215196.7A
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Chinese (zh)
Inventor
卢强
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Guangdong Tianfeng Precision Technology Co ltd
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Guangdong Tianfeng Precision Technology Co ltd
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Application filed by Guangdong Tianfeng Precision Technology Co ltd filed Critical Guangdong Tianfeng Precision Technology Co ltd
Priority to CN202211215196.7A priority Critical patent/CN115570288A/en
Publication of CN115570288A publication Critical patent/CN115570288A/en
Pending legal-status Critical Current

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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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B23K26/703—Cooling arrangements
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding In General (AREA)

Abstract

The invention discloses a multi-airflow-channel air-cooling cutting device which comprises a sensor, wherein the sensor comprises a bottle body, an upper end cover and a connecting piece, the connecting piece is connected with the bottle body, the bottle body is provided with a first gas hole, the outer side wall of the connecting piece is provided with a plurality of second gas holes, and the upper end cover is covered on the bottle body; the first connecting assembly is connected with the connecting piece and is provided with a third gas hole; and the second connecting assembly is connected with the first connecting assembly and is provided with a plurality of fourth gas holes. The cooling gas passes through the multiple airflow channel that the cooperation formed between first gas hole, second gas hole, third gas hole and the fourth gas hole for the cooling gas cooling acts on sensor, first coupling assembling and second coupling assembling, thereby improves the stability of sensor temperature, thereby makes the job stabilization of sensor control second coupling assembling.

Description

Many airflow channel air-cooled cutting device
Technical Field
The invention relates to the field of cutting devices in laser cutting machines, in particular to a multi-airflow-channel air-cooled cutting device.
Background
In the technical field of laser cutting processing, a cutting device controls the height of a nozzle and the surface of a workpiece through a sensor so as to control the nozzle to stably cut the workpiece, thereby ensuring the cutting quality. The distance between the nozzle and the sensor and the surface of the workpiece is very close, so that a large amount of heat is generated when the nozzle cuts the workpiece, the temperature of the sensor is unstable, the work of the sensor control nozzle is unstable, the cutting quality of the cutting device is influenced, and the cutting device with cooling of multiple cooling channels is needed.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a multi-channel air-cooled cutting device.
The multi-airflow-channel air-cooled cutting device comprises a sensor, wherein the sensor comprises a bottle body, an upper end cover and a connecting piece, the connecting piece is connected with the bottle body, the bottle body is provided with a first gas hole, the outer side wall of the connecting piece is provided with a plurality of second gas holes, the second gas holes are communicated with the first gas hole, the upper end cover covers the bottle body, and the upper end cover can seal the bottle body and the connecting piece; the first connecting assembly is connected with the connecting piece, and is provided with a third gas hole which is communicated with the second gas hole; the second connecting assembly is connected with the first connecting assembly, a plurality of fourth gas holes are formed in the second connecting assembly, and the fourth gas holes are communicated with the third gas holes; a seal capable of sealing a connection of the first connection assembly and the second connection assembly; wherein the cooling gas is delivered into the second gas hole through the first gas hole and is injected onto the workpiece through the third gas hole and the fourth gas hole.
The multi-airflow channel air-cooling cutting device provided by the embodiment of the invention at least has the following technical effects: the cooling gas gets into in the body through first gas hole, get into the connecting piece through the second gas hole, the third gas hole on the second coupling assembling and the fourth gas hole on the second coupling assembling are respectively through passing through to the work piece on, the cooling gas passes through first gas hole, the second gas hole, the multiple airflow channel that the cooperation formed between third gas hole and the fourth gas hole, make the cooling gas cooling act on the sensor, first coupling assembling and second coupling assembling, thereby improve the stability of sensor temperature, thereby make the job stabilization of sensor control second coupling assembling, thereby the sensor has been improved, the life of first coupling assembling and second coupling assembling.
According to some embodiments of the invention, an annular groove is formed in the middle of the bottle body, a plurality of first cutting gas holes are formed around the annular groove in a downward extending manner, the first cutting gas holes are communicated with the annular groove, the annular groove extends upwards to form second cutting gas holes, the second cutting gas holes are communicated with the annular groove, a third cutting gas hole communicated with the second cutting gas holes is formed in the middle of the connecting piece, a fourth cutting gas hole communicated with the third cutting gas holes is formed in the middle of the first connecting assembly, and a fifth cutting gas hole communicated with the fourth cutting gas holes is formed in the middle of the second connecting assembly.
According to some embodiments of the invention, the second connection assembly is a first nozzle, the second connection assembly includes a first body and a second body, the first body is installed in the second body, the fifth cutting gas hole is disposed in the middle of the first body, a plurality of fourth gas holes are disposed on the first body around the fifth cutting gas hole, the lower portion of the second body is provided with a gas outlet hole, a first gap is formed between the inner wall of the second body and the outer wall of the lower portion of the first body, and the first gap is communicated with the fourth gas holes.
According to some embodiments of the invention, the first body comprises an upper cylinder half section and a lower cone half section, the upper cylinder half section and the lower cone half section are integrally formed, the lower part of the upper cylinder half section is installed in the air outlet, the lower cone half section is installed in the air outlet, a second gap is formed between the upper cylinder half section and the inner wall of the second body, and the cross-sectional area of the second gap is gradually reduced from top to bottom.
According to some embodiments of the invention, the upper part of the upper half section of the cylinder is provided with a first connection part, the fourth gas hole is arranged on the first connection part, the upper part of the second body is provided with a mounting groove, and the first connection part is mounted in the mounting groove.
According to some embodiments of the invention, the second connection assembly is a second nozzle, the second connection assembly includes a third body and a high temperature resistant structure, the fifth cutting gas hole is provided at a middle portion of the third body, the high temperature resistant structure is installed at a lower portion of the fifth cutting gas hole, and the high temperature resistant structure is provided with a sixth gas cutting hole communicating with the fifth cutting gas hole.
According to some embodiments of the invention, the fifth cutting gas hole is a tapered hole extending from an upper end surface of the third body to a lower end surface of the third body, and a cross-sectional area of the fifth cutting gas hole becomes gradually smaller from top to bottom.
According to some embodiments of the present invention, the second connection assembly is a third nozzle, the second connection assembly includes a fourth body, a second connection part connected to a lower portion of the fourth body, and a blocking part connected to the other end of the second connection part, and the fifth cutting gas hole is provided through the second connection part and the blocking part.
According to some embodiments of the invention, a plurality of the fourth gas holes are disposed around the fourth body, and a central axis of the fourth gas holes is disposed obliquely with respect to a central axis of the fifth cutting gas hole.
According to some embodiments of the invention, the outer side of the blocking portion extends outwards to form a protruding portion, the outer diameter of the protruding portion is larger than the outer diameter of the second connecting portion, the protruding portion can block the cooling gas delivered by the fourth gas hole, and the cross-sectional area of the protruding portion gradually decreases from top to bottom.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a multi-airflow-channel air-cooled cutting apparatus according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a multi-flow channel air cooled cutting apparatus according to some embodiments;
FIG. 3 is a cross-sectional view of a multi-flow channel air-cooled cutting apparatus according to some embodiments;
FIG. 4 is a cross-sectional view of a multi-flow channel air-cooled cutting apparatus according to some embodiments;
FIG. 5 is a cross-sectional view of a multi-flow channel air cooled cutting apparatus according to some embodiments;
FIG. 6 is a cross-sectional view of the first connection assembly;
FIG. 7 is a cross-sectional view of the connector;
FIG. 8 is a cross-sectional view of a second connection assembly in some embodiments;
fig. 9 is a cross-sectional view of a sensor.
Reference numerals are as follows:
a sensor 100, a bottle body 110, a first gas hole 111, an annular groove 112, a first cutting gas hole 113, a second cutting gas hole 114, a third cutting gas hole 115, an upper end cap 120, a connector 130, a second gas hole 131;
a first connection assembly 200, a third gas bore 201, a fourth cutting gas bore 202;
a second connection assembly 300, a fourth gas hole 301, a fifth cutting gas hole 302, a first body 310, an upper cylinder half 311, a lower cone half 312, a second gap 313, a first connection 314, a second body 320, a first gap 321, a gas outlet hole 322, a third body 330, a high temperature resistant structure 331, a sixth gas cutting hole 332, a fourth body 340, a second connection 341, a blocking portion 342, and a protruding portion 343;
a seal 400.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
Referring to fig. 1 to 9, a multi-airflow channel air-cooled cutting apparatus according to an embodiment of the present invention includes a sensor 100, a first connection assembly 200, a sealing member 400, and a second connection assembly 300. As shown in fig. 1 to 5, the sensor 100 includes a body 110, an upper cap 120, and a connector 130, and the connector 130 is mounted on an upper portion of the body 110. As shown in fig. 1, a first gas hole 111 for conveying cooling gas is formed in the outer side wall of the bottle body 110, a plurality of first gas outlets are formed in the upper portion of the first gas hole 111, the plurality of first gas outlets are respectively communicated with the first gas hole 111, and the conveying efficiency of the cooling gas can be improved by arranging the plurality of first gas outlets. As shown in fig. 1 and 7, the outer sidewall of the connection member 130 is provided with a plurality of second gas holes 131, and the second gas holes 131 are communicated with the first gas holes 111 through the first gas outlets. The plurality of second gas holes 131 extend upward and are communicated with each other to form a second gas outlet, and the connecting member 130 is provided with the second gas holes 131 and the second gas outlet, so that the cooling gas in the bottle body 110 is delivered into the first connecting assembly 200 through the connecting member 130. As shown in fig. 2 and 5, the sealing member 400 may be a high temperature-resistant sealing member 400, and the sealing member 400 may seal the connection between the first connection assembly 200 and the second connection assembly 300, thereby improving airtightness between the first connection assembly 200 and the second connection assembly 300.
Specifically, a first air flow passage for cooling the sensor 100 is formed between the first gas hole 111 and the second gas hole 131. As shown in fig. 6, the first connection block 200 is connected to the connection member 130, the first connection block 200 is provided with a third gas hole 201 communicating with the second gas hole 131, and the third gas hole 201 is a second gas flow passage for cooling the first connection block 200. The lower part of the first connection assembly 200 is provided with a plurality of gas outlet holes 322 communicated with the third gas holes 201, thereby improving the delivery efficiency of the cooling gas.
As shown in fig. 2, 3, 4, 5 and 8, the second connection assembly 300 is connected to the first connection assembly 200, the second connection assembly 300 is provided with a plurality of fourth gas holes 301, the fourth gas holes 301 are third gas flow passages for cooling the second connection assembly 300, and the fourth gas holes 301 are communicated with the third gas holes 201. The cooling gas enters the second connecting assembly 300 through the fourth cooling gas, so that the cooling gas cools the second connecting assembly 300 to prevent the second connecting assembly 300 from being overheated to affect the service life.
As shown in fig. 2 to 5, the upper cap 120 is fitted over the bottle body 110 such that the air path for the cooling air to be delivered between the first air hole 111 and the second air hole 131 is not disturbed by the outside, thereby allowing the upper cap 120 to seal the installation connection between the bottle body 110 and the connector 130. The upper cover 120 is provided with a mounting hole so that the connection member 130 can be connected with the first connection assembly 200 through the mounting hole so that the second gas hole 131 of the connection member 130 communicates with the third cooling hole. The cooling gas enters the bottle body 110 through the first gas hole 111, enters the connecting piece 130 through the second gas hole 131, and is sprayed to a workpiece through the third gas hole 201 on the first connecting assembly 200 and the fourth gas hole 301 on the second connecting assembly 300, and the cooling gas passes through the first gas hole 111, the second gas hole 131, the multiple gas flow channels formed by matching the third gas hole 201 and the fourth gas hole 301, so that the cooling gas acts on the sensor 100, the first connecting assembly 200 and the second connecting assembly 300, the temperature stability of the sensor 100 is improved, the sensor 100 controls the working stability of the second connecting assembly 300, and the service lives of the sensor 100, the first connecting assembly 200 and the second connecting assembly 300 are prolonged. It should be noted that, besides the cooling gas, the combustion-supporting gas, such as methane, etc., may be delivered through the first gas hole 111, the second gas hole 131, the third gas hole 201, and the fourth gas hole 301, and the protective gas, such as oxygen or nitrogen, etc., may also be delivered through the gas holes according to actual situations.
In some embodiments of the present invention, as shown in fig. 1, 8 and 9, an annular groove 112 for guiding a flow direction of the cutting gas is formed in the middle of the bottle body 110, a plurality of first cutting gas holes 113 are formed around the annular groove 112 to extend downward, the first cutting gas holes 113 are communicated with the annular groove 112, the annular groove 112 extends upward to form second cutting gas holes 114, the second cutting gas holes 114 are communicated with the annular groove 112, a third cutting gas hole 115 communicated with the second cutting gas holes 114 is formed in the middle of the connecting member 130, a fourth cutting gas hole 202 communicated with the third cutting gas hole 115 is formed in the middle of the first connecting member 200, and a fifth cutting gas hole 302 communicated with the fourth cutting gas hole 202 is formed in the middle of the second connecting member 300. A fourth gas flow path is formed by providing the first cutting gas hole 113 and the second cutting gas hole 114 to communicate with each other, and a fifth gas flow path is formed by providing the third cutting gas hole 115, the fourth cutting gas hole 202 and the fifth cutting gas hole 302 to communicate with each other, and the fourth gas flow path and the fifth gas flow path are used to deliver the cutting gas. By providing the first air flow channel, the second air flow channel, and the third air flow channel around the fourth air flow channel and the fifth air flow channel, respectively, the cooling gas is delivered through the first air flow channel, the second air flow channel, and the third air flow channel to cool the sensor 100, the first connection member 200, and the second connection member 300, respectively, so that the cutting gas is stably delivered in the fourth air flow channel and the fifth air flow channel, respectively.
In a further embodiment of the present invention, as shown in fig. 2 and 3, the second connecting member 300 is a first nozzle, the second connecting member 300 includes a first body 310 and a second body 320, the first body 310 is installed in the second body 320, a fifth cutting gas hole 302 is disposed in the middle of the first body 310, a plurality of fourth gas holes 301 are disposed on the first body 310 around the fifth cutting gas hole 302, a gas outlet hole 322 is disposed at the lower portion of the second body 320, a first gap 321 is formed between the inner wall of the second body 320 and the outer wall of the lower portion of the first body 310, the first gap 321 is communicated with the fourth gas holes 301, and the cooling gas is injected to the workpiece through the first gap 321 through the plurality of fourth gas holes 301. The first gap 321 is arranged outside the fifth cutting gas hole 302, so that the outer side of the cutting gas is wrapped by cooling gas and is sprayed onto the workpiece together, and the interference of the external air to the cutting gas is reduced. Specifically, the air outlet hole 322 is matched in shape with the lower portion of the first body 310, such that the air outlet hole 322 forms a first gap 321 with the lower portion of the first body 310 after the first body 310 is mounted on the second body 320.
In some embodiments of the present invention, as shown in FIG. 2, the first body 310 includes a cylindrical upper half 311 and a conical lower half 312, the cylindrical upper half 311 being integrally formed with the conical lower half 312. The lower part of the upper half 311 of the cylinder is arranged in the air outlet hole 322, and the lower half 312 of the cone is arranged in the air outlet hole 322. The upper half 311 of the cylinder and the inner wall of the upper part of the second body 320 form a second gap 313, and the cross-sectional area of the second gap 313 is gradually reduced from top to bottom, so that the cooling gas is compressed in the second gap 313 with the gradually reduced space, and the cooling gas can be sprayed out at higher speed and/or pressure, thereby improving the delivery efficiency of the cooling gas.
In a further embodiment of the present invention, as shown in fig. 2, in order to facilitate the assembly of the first and second bodies 310 and 320, the upper portion of the cylinder upper half 311 is provided with a first connection portion 314, the fourth gas hole 301 is provided on the first connection portion 314, the upper portion of the second body 320 is provided with a mounting groove, and the first connection portion 314 is mounted in the mounting groove. It should be noted that the drawings in the specification do not mark the mounting groove.
In some embodiments of the present invention, as shown in fig. 5, the second connection assembly 300 is a second nozzle, the second connection assembly 300 includes a third body 330 and a high temperature resistant structure 331, the fifth cutting gas hole 302 is disposed at a middle portion of the third body 330, the high temperature resistant structure 331 is installed at a lower portion of the fifth cutting gas hole 302, and the high temperature resistant structure 331 is provided with a sixth gas cutting hole 332 communicated with the fifth cutting gas hole 302. By installing the refractory structure 331 in the lower portion of the fifth cutting gas hole 302, by providing the sixth gas cutting hole 332 in the refractory structure 331, the refractory structure 331 is not easily deformed at high temperatures, thereby ensuring that laser and/or cutting gas are better directed to the cutting position of the workpiece.
In a further embodiment of the present invention, as shown in fig. 5, the fifth cutting gas hole 302 is a tapered hole, and the fifth cutting gas hole 302 extends from the upper end surface of the third body 330 to the lower end surface of the third body 330. The cross-sectional area of the fifth cutting gas hole 302 becomes gradually smaller from the top to the bottom, and the cross-sectional area herein means a cross-sectional area perpendicular to the fifth cutting gas hole 302. The cutting gas is compressed in the fifth cutting gas hole 302, which is gradually reduced in space, so that the cutting gas can be ejected at a higher speed and/or pressure, thereby improving the delivery efficiency of the cutting gas.
In some embodiments of the present invention, as shown in fig. 4 and 5, the second connection assembly 300 is a third nozzle, the second connection assembly 300 includes a fourth main body 340, a second connection portion 341 and a blocking portion 342, the fifth cutting gas hole 302 is disposed at a middle portion of the third main body 330, the second connection portion 341 is connected to a lower portion of the fourth main body 340, the blocking portion 342 is connected to the other end of the second connection portion 341, and the fifth cutting gas hole 302 is disposed through the second connection portion 341 and the blocking portion 342. When setting up second coupling assembling 300 for the third nozzle, the gas that fifth cutting gas hole 302 and fourth gas hole 301 were carried is the homogeneous gas, through separating the setting with fifth cutting gas hole 302 and fourth gas hole 301, through set up blocking part 342 in second connecting portion 341 bottom, can reduce the cooling gas and to the upset of cutting gas, the cooling gas can cool down the nozzle simultaneously.
In a further embodiment of the present invention, as shown in fig. 4, 5 and 8, a plurality of fourth gas holes 301 are provided around the fourth body 340 so that the cooling gas can uniformly cool the blocking part 342. As shown in fig. 8, since the central axis of the fourth gas hole 301 is disposed to be inclined with respect to the central axis of the fifth cutting gas hole 302, the fourth gas hole 301 is not completely shown in the cut cross-sectional view.
In some embodiments of the present invention, as shown in fig. 4 and 5, the blocking portion 342 extends outward to form a protrusion 343, the outer diameter of the protrusion 343 is larger than the outer diameter of the second connection portion 341, and the protrusion 343 can block the cooling gas supplied from the fourth gas hole 301. The cross-sectional area of the protrusion 343, which is a cross-sectional area perpendicular to the central axis of the fifth cutting gas hole 302, is gradually reduced from top to bottom. The cross-sectional area of the protrusion 343 is maximized near one end of the fourth gas hole 301, thereby improving the blocking effect of the protrusion 343, resulting in a longer time for the cooling gas to cool the blocking part 342 while saving material.
In the description herein, references to the description of "some embodiments" or the like are intended to 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 do not necessarily 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.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A multi-airflow-channel air-cooled cutting device is characterized by comprising:
the sensor (100) comprises a bottle body (110), an upper end cover (120) and a connecting piece (130), wherein the connecting piece (130) is connected with the bottle body (110), the bottle body (110) is provided with a first gas hole (111), the outer side wall of the connecting piece (130) is provided with a plurality of second gas holes (131), the second gas holes (131) are communicated with the first gas hole (111), the upper end cover (120) covers the bottle body (110), and the upper end cover (120) can seal the bottle body (110) and the connecting piece (130);
the first connecting assembly (200), the first connecting assembly (200) is connected with the connecting piece (130), the first connecting assembly (200) is provided with a third gas hole (201), and the third gas hole (201) is communicated with the second gas hole (131);
the second connecting assembly (300), the second connecting assembly (300) is connected with the first connecting assembly (200), the second connecting assembly (300) is provided with a plurality of fourth gas holes (301), and the fourth gas holes (301) are communicated with the third gas holes (201);
a seal (400), the seal (400) being capable of sealing a connection of the first connection assembly (200) and the second connection assembly (300);
wherein cooling gas is delivered into the second gas hole (131) through the first gas hole (111) and is injected onto a workpiece through the third gas hole (201) and the fourth gas hole (301).
2. The multi-flow channel air-cooled cutting apparatus of claim 1, wherein: bottle body (110) middle part is equipped with annular groove (112), encircles annular groove (112) down extend and be provided with the first cutting gas hole of a plurality of (113), first cutting gas hole (113) with annular groove (112) intercommunication, annular groove (112) up extend and form second cutting gas hole (114), second cutting gas hole (114) intercommunication annular groove (112), connecting piece (130) middle part be equipped with third cutting gas hole (115) of second cutting gas hole (114) intercommunication, first coupling component (200) middle part be equipped with fourth cutting gas hole (202) of third cutting gas hole (115) intercommunication, second coupling component (300) middle part be equipped with fifth cutting gas hole (302) of fourth cutting gas hole (202) intercommunication.
3. The multi-flow channel air-cooled cutting apparatus of claim 2, wherein: second coupling assembling (300) is first nozzle, second coupling assembling (300) include first main part (310) and second main part (320), first main part (310) install in second main part (320), fifth cutting gas hole (302) set up in the middle part of first main part (310), a plurality of fourth gas hole (301) encircle fifth cutting gas hole (302) set up in on first main part (310), second main part (320) lower part is equipped with venthole (322), second main part (320) inner wall with form first clearance (321) between first main part (310) lower part outer wall, first clearance (321) with fourth gas hole (301) intercommunication.
4. The multi-flow channel air-cooled cutting apparatus of claim 3, wherein: first main part (310) includes half section (311) under cylinder and the cone (312), half section (311) on the cylinder with half section (312) integrated into one piece under the cone, half section (311) lower part on the cylinder install in venthole (322), half section (312) install under the cone in venthole (322), half section (311) on the cylinder with second main part (320) inner wall forms second clearance (313), the cross-sectional area of second clearance (313) from top to bottom reduces gradually.
5. The multi-flow channel air-cooled cutting apparatus of claim 4, wherein: the upper portion of the upper half section (311) of the cylinder is provided with a first connecting portion (314), the fourth gas hole (301) is formed in the first connecting portion (314), the upper portion of the second main body (320) is provided with a mounting groove, and the first connecting portion (314) is mounted in the mounting groove.
6. The multi-flow channel air-cooled cutting apparatus of claim 2, wherein: second coupling assembling (300) is the second nozzle, second coupling assembling (300) includes third main part (330) and high temperature resistant structure (331), fifth cutting gas hole (302) set up in the middle part of third main part (330), high temperature resistant structure (331) install in the lower part of fifth cutting gas hole (302), high temperature resistant structure (331) be equipped with sixth gas cutting hole (332) of fifth cutting gas hole (302) intercommunication.
7. The multi-flow channel air-cooled cutting apparatus of claim 6, wherein: the fifth cutting gas hole (302) is a tapered hole, the fifth cutting gas hole (302) extends from the upper end surface of the third body (330) to the lower end surface of the third body (330), and the cross-sectional area of the fifth cutting gas hole (302) decreases gradually from top to bottom.
8. The multi-flow channel air-cooled cutting apparatus of claim 6, wherein: the second connecting assembly (300) is a third nozzle, the second connecting assembly (300) comprises a fourth main body (340), a second connecting portion (341) and a blocking portion (342), a fifth cutting gas hole (302) is formed in the middle of the third main body (330), the second connecting portion (341) is connected with the lower portion of the fourth main body (340), the blocking portion (342) is connected with the other end of the second connecting portion (341), and the fifth cutting gas hole (302) penetrates through the second connecting portion (341) and the blocking portion (342).
9. The multi-flow channel air-cooled cutting apparatus of claim 8, wherein: the plurality of fourth gas holes (301) are arranged around the fourth main body (340), and the central axis of each fourth gas hole (301) is obliquely arranged relative to the central axis of the corresponding fifth cutting gas hole (302).
10. The multi-flow channel air-cooled cutting apparatus of claim 9, wherein: the outer side of the blocking portion (342) extends outwards to form a protruding portion (343), the outer diameter of the protruding portion (343) is larger than that of the second connecting portion (341), the protruding portion (343) can block cooling gas conveyed by the fourth gas hole (301), and the cross-sectional area of the protruding portion (343) is gradually reduced from top to bottom.
CN202211215196.7A 2022-09-30 2022-09-30 Many airflow channel air-cooled cutting device Pending CN115570288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211215196.7A CN115570288A (en) 2022-09-30 2022-09-30 Many airflow channel air-cooled cutting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211215196.7A CN115570288A (en) 2022-09-30 2022-09-30 Many airflow channel air-cooled cutting device

Publications (1)

Publication Number Publication Date
CN115570288A true CN115570288A (en) 2023-01-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211215196.7A Pending CN115570288A (en) 2022-09-30 2022-09-30 Many airflow channel air-cooled cutting device

Country Status (1)

Country Link
CN (1) CN115570288A (en)

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