CN111992902A - Heat dissipation device applied to numerical control laser cutting - Google Patents

Heat dissipation device applied to numerical control laser cutting Download PDF

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Publication number
CN111992902A
CN111992902A CN202010831385.1A CN202010831385A CN111992902A CN 111992902 A CN111992902 A CN 111992902A CN 202010831385 A CN202010831385 A CN 202010831385A CN 111992902 A CN111992902 A CN 111992902A
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CN
China
Prior art keywords
hopper
wall
heat dissipation
numerical control
laser cutting
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010831385.1A
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Chinese (zh)
Inventor
史淑芬
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Xuancheng Shunxin Information Technology Service Co Ltd
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Xuancheng Shunxin Information Technology Service Co Ltd
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Priority to CN202010831385.1A priority Critical patent/CN111992902A/en
Publication of CN111992902A publication Critical patent/CN111992902A/en
Withdrawn legal-status Critical Current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
    • B23K26/36—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)
  • Laser Beam Processing (AREA)

Abstract

The invention belongs to the technical field of numerical control, in particular to a heat dissipation device applied to numerical control laser cutting, and aims at solving the problem of poor heat dissipation effect on a workpiece laser cutting position in the prior art, the heat dissipation device comprises a hopper, wherein a collection cavity is arranged inside the hopper, the cross section area of the collection cavity is gradually reduced along with the reduction of the height, the bottom end of the collection cavity is connected with an exhaust pipe, the inner walls of two ends and two sides of the hopper are respectively provided with an inclined surface, connecting cavities are respectively arranged inside shells on two sides of the hopper, and the connecting cavities are in an inclined shape matched with the inner walls of the collection cavity. According to the invention, hot air overflowing from the top of the collecting cavity to the side edge is sucked into the connecting cavity from the air exhaust hole and is pre-radiated and cooled through the radiating fins, and then is led out from the ventilating holes so as to prevent the hot air from reversely overflowing from the side edge, thereby improving the radiating effect of the actual position for carrying out numerical control laser cutting on the workpiece.

Description

Heat dissipation device applied to numerical control laser cutting
Technical Field
The invention relates to the technical field of numerical control, in particular to a heat dissipation device applied to numerical control laser cutting.
Background
Numerical control is short for digital control, numerical control technology is a method for controlling mechanical motion and a machining process by utilizing digital information, numerical control system machining has the characteristics of high precision and the like, along with the continuous development of numerical control technology, the application of the numerical control system is deepened to all aspects of machining, and numerical control laser cutting is part of the application of the numerical control system.
Numerical control laser cutting utilizes the laser beam heating work piece of high energy density through the numerical control, make the temperature rise rapidly, reach the boiling point of material in very short time, in the steam spun, form the incision on the material, generally in numerical control laser cutting operation in-process, can be provided with a plurality of hoppers bottom the work piece, on the one hand, be for collecting the cutting blanking, on the one hand, carry out the heat dissipation treatment to the cutting position for downdraught, but actually carry out the radiating in-process of convulsions, steam can be introduced because the intermediate position is strong that takes out wind, but steam can diffuse to the side and spill over along the lateral wall recoil of hopper, can make the position radiating effect of actual logarithmic control laser cutting poor.
Disclosure of Invention
Based on the technical problem of poor heat dissipation effect on the laser cutting position of a workpiece in the prior art, the invention provides a heat dissipation device applied to numerical control laser cutting.
The invention provides a heat dissipation device applied to numerical control laser cutting, which comprises a hopper, wherein a collection cavity is arranged in the hopper, the area of the section of the collection cavity is gradually reduced along with the reduction of the height, an exhaust pipe is connected to the bottom end of the collection cavity, the inner walls of two ends and two sides of the hopper are respectively provided with an inclined surface, a connection cavity is respectively arranged in the shells on two sides of the hopper and is in an inclined shape matched with the inner wall of the collection cavity, the top of the inner wall of one side of the connection cavity, which is close to the collection cavity, is provided with a plurality of exhaust holes, the bottom of the inner wall of one side of the connection cavity, which is close to the collection cavity, is provided with a plurality of vent holes, and the inner wall of one side.
Preferably, the ventilation hole is arranged on the inner wall of the collecting cavity and is vertically arranged, the ventilation hole is inclined downwards towards one side close to the collecting cavity, and the ventilation hole is inclined with the inner wall of the collecting cavity.
Preferably, the top and the bottom of the outer wall of one end of each radiating fin, which are positioned outside the hopper, are provided with flow guide holes, and the radiating fins positioned on one side of the hopper are distributed in a fan shape.
Preferably, both sides of the outer wall of the top end of the hopper are fixed with blocking plates, the top ends of the blocking plates incline to one side close to the collecting cavity, and the blocking plates are arranged into an upwards arched arc-shaped structure.
Preferably, a fixing piece is rotatably connected between the inner walls of the two ends of the hopper at a position corresponding to the blocking plate, and a plurality of guide plates are fixed on the outer wall of the circumference of the fixing piece.
Preferably, the guiding gutter has been seted up to one side outer wall of guide plate, and the bottom of guiding gutter is the arc structure, and the guide plate top that is located the mounting and is close to hopper inner wall one side is provided with the guiding gutter, and the guide plate that is located the mounting and keeps away from hopper inner wall one side stretches out the barrier plate.
Preferably, a plurality of dashpots have been seted up to the bottom inner wall of guiding gutter, and the intermediate position of dashpot is provided with the connecting portion that are X type structure, and the both ends of dashpot are provided with the buffering portion of arc structure, communicate between buffering portion and the connecting portion.
Preferably, both ends of the outer wall of the top end of the hopper are respectively fixed with a partition plate of an M-shaped structure, flow guide portions protruding towards one end far away from the collecting cavity are arranged on both sides of the partition plate, and a flow guide portion protruding towards one end close to the collecting cavity is arranged in the middle of the partition plate.
Preferably, the auxiliary groove that vertical direction equidistance distributes is all seted up to the both ends inner wall of hopper, and the V type structure that leads to is set to the auxiliary groove, and the intermediate position of auxiliary groove is upwards outstanding, and the diffusion groove of arc structure portion is seted up to the intermediate position of auxiliary groove bottom inner wall.
Compared with the prior art, the invention provides a heat dissipation device applied to numerical control laser cutting, which has the following beneficial effects:
1. this a heat abstractor for numerical control laser cutting, the exhaust column downdraught that the device is connected through the hopper bottom is in order to carry out garbage collection and the heat dissipation operation of induced drafting, and the connection chamber has been seted up in the inside of hopper both sides to the device, the ventilation hole of slope is seted up to the bottom of connecting the chamber, the hole of induced drafting of perpendicular lateral wall is seted up at the top of connecting the chamber, and the ventilation hole through the bottom so that it produces the downdraft to connect the intracavity, and the steam that will collect the chamber top to the side overflow is sucked from the hole of induced drafting and is connected the intracavity and carry out the cooling of dispelling the heat in advance through the fin, it is drawn forth from the ventilation hole to descend again, in order to avoid steam to carry out the reverse overflow of side, thereby improve the.
2. This a heat abstractor for numerical control laser cutting, the device all is fixed with the ascending barrier plate of slope to the intermediate position in the both sides at hopper top, and stop the steam from the side overflow that makes progress, and utilize corresponding position pivoted mounting and guide plate and lead the steam of side overflow to the intermediate position and be drawn forth downwards, thereby improve the radiating effect of actual pair numerical control laser cutting position, and the dashpot has been seted up to the inner wall of guiding gutter on the guide plate, the connecting portion that the intermediate position is X type structure and both ends are arc structure's buffering portion and are linked together, so that the steam that gets into to in the dashpot carries out striking each other and reduce the impact force along connecting portion and buffering portion, avoid steam from the side overflow outflow, and further improve the radiating effect in the device in-service use.
3. This a heat abstractor for numerical control laser cutting, the device is fixed with the baffle of M type structure at the both ends at hopper top, and the steam that the water conservancy diversion portion that utilizes the baffle both sides and intermediate position overflow the side is introduced to the intermediate position, the reinforcing radiating effect, furthermore, a plurality of auxiliary tanks have been seted up at the both ends inner wall of collecting the chamber to the device, the intermediate position of auxiliary tank is upwards outstanding, and the steam that makes both sides get into auxiliary tank is dispersed in order to reduce to the impact force through the diffusion cell by drainage to intermediate position, the steam that the intermediate position got into auxiliary tank can be along auxiliary tank to both sides bottom drainage, thereby further strengthen the radiating effect of device actual logarithmic control laser cutting.
Drawings
Fig. 1 is a schematic view of an overall structure of a heat dissipation device applied to numerical control laser cutting according to the present invention;
FIG. 2 is a schematic cross-sectional view of a heat dissipation device applied to digital control laser cutting according to the present invention;
FIG. 3 is a schematic view of a fixing member of a heat dissipation device for NC laser cutting according to the present invention;
FIG. 4 is a schematic view of a deflector structure of a heat dissipation device applied to numerical control laser cutting according to the present invention;
fig. 5 is a schematic view of an auxiliary groove structure of a heat dissipation device applied to numerical control laser cutting according to the present invention.
In the figure: the device comprises a hopper 1, a collection cavity 2, a connection cavity 3, a vent hole 4, an air exhaust hole 5, a radiating fin 6, a diversion hole 7, a blocking plate 8, a fixing part 9, a diversion plate 10, a diversion groove 11, a buffer groove 12, a partition plate 13, a diversion part 14, a diversion part 15, an auxiliary groove 16 and a diffusion groove 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-4, a be applied to heat abstractor of numerical control laser cutting, including hopper 1, hopper 1's inside is provided with collects chamber 2, and the area of collecting chamber 2 cross-section reduces along with high decline gradually, the bottom of collecting chamber 2 is connected with the exhaust column, the inclined plane has all been set to at hopper 1's both ends and both sides inner wall, connect chamber 3 has all been seted up to the inside of hopper 1 both sides casing, and connect chamber 3 and set up and collect the slope form of 2 inner wall looks adaptations in chamber, connect chamber 3 and be close to one side inner wall tops of collecting chamber 2 and seted up a plurality of exhaust holes 5, and connect chamber 3 and be close to one side inner wall bottom of collecting chamber 2 and seted up a plurality of ventilation holes 4, it is fixed with a plurality of fin 6 that pierce through the setting to connect one side inner.
According to the invention, the air draft holes 5 are vertically arranged on the inner wall of the collecting cavity 2, the vent holes 4 are inclined downwards towards one side close to the collecting cavity 2, the vent holes 4 and the inner wall of the collecting cavity 2 are obliquely arranged, the top and the bottom of the outer wall of one end of each cooling fin 6 positioned outside the hopper 1 are both provided with flow guide holes 7, and the cooling fins 6 positioned on one side of the hopper 1 are distributed in a fan shape;
two sides of the outer wall of the top end of the hopper 1 are both fixed with a blocking plate 8, the top end of the blocking plate 8 inclines to one side close to the collecting cavity 2, and the blocking plate 8 is arranged into an upwards arched arc structure;
the position between the inner walls of the two ends of the hopper 1, which corresponds to the blocking plate 8, is rotatably connected with a fixing part 9, a plurality of guide plates 10 are fixed on the outer wall of the circumference of the fixing part 9, a guide groove 11 is formed in the outer wall of one side of each guide plate 10, the bottom of each guide groove 11 is of an arc-shaped structure, the top of each guide plate 10, which is positioned on one side of the fixing part 9, which is close to the inner wall of the hopper 1, is provided with a guide groove 11, the guide plate 10, which is positioned on one side of the fixing part 9, which is far away from the inner wall of the hopper 1, extends out of the blocking plate 8, the inner wall of the bottom of each guide groove 11 is provided with a plurality of buffer grooves;
both ends of hopper 1 top outer wall all are fixed with the baffle 13 of type M structure, and the both sides position of baffle 13 all is provided with to keeping away from the outstanding water conservancy diversion portion 14 of collection chamber 2 one end, and the intermediate position of baffle 13 is provided with to being close to the outstanding drainage portion 15 of collection chamber 2 one end.
When the device is used, the exhaust pipe connected with the bottom end of the hopper 1 exhausts air downwards to collect waste materials and perform air exhaust and heat dissipation operation, the device generates downward air exhaust in the connecting cavity 3 through the air exhaust hole 4 at the bottom, hot air overflowing from the top of the collecting cavity 2 to the side edge is sucked into the connecting cavity 3 from the air exhaust hole 5 and is pre-radiated and cooled through the radiating fins 6, and then is led out from the air exhaust hole 4 to avoid the reverse overflow of the hot air from the side edge, so that the heat dissipation effect of the position of performing numerical control laser cutting on a workpiece is improved;
the device utilizes the baffle 8 of top side to block the steam of the side overflow that makes progress, and utilize corresponding position pivoted mounting 9 and guide plate 10 and lead the steam of side overflow to the intermediate position and be drawn forth downwards, thereby improve the radiating effect of actual numerical control laser cutting position, and make the steam that gets into in the dashpot 12 strike each other along connecting portion and buffer portion and reduce the impact force, avoid steam from the side overflow outflow, and further improve the radiating effect among the device in-service use, the steam that the side overflowed is introduced to the intermediate position to the drainage portion 15 of the water conservancy diversion portion 14 and the intermediate position of utilizing baffle 13 both sides, reinforcing radiating effect.
Example 2
Referring to fig. 1-5, in the heat dissipation device applied to numerical control laser cutting, the inner walls of the two ends of a hopper 1 are provided with auxiliary grooves 16 which are distributed at equal intervals in the vertical direction, the auxiliary grooves 16 are arranged into a V-shaped structure, the middle positions of the auxiliary grooves 16 protrude upwards, and the middle positions of the inner walls of the bottom of the auxiliary grooves 16 are provided with diffusion grooves 17 with arc-shaped structures.
When the device is used, the middle position of the auxiliary groove 16 protrudes upwards, hot air entering the auxiliary groove 16 from two sides is guided to the middle position and is dispersed through the diffusion groove 17 to reduce upward impact force, and the hot air entering the auxiliary groove 16 from the middle position can be guided to the bottoms of the two sides along the auxiliary groove 16, so that the actual heat dissipation effect of the device on numerical control laser cutting is further enhanced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. A heat dissipation device applied to numerical control laser cutting comprises a hopper (1), a collection cavity (2) is arranged inside the hopper (1), the area of the cross section of the collecting cavity (2) is gradually reduced along with the reduction of the height, the bottom end of the collecting cavity (2) is connected with an exhaust pipe, the two ends and the inner walls at the two sides of the hopper (1) are both arranged into inclined planes, it is characterized in that the insides of the shells at the two sides of the hopper (1) are both provided with a connecting cavity (3), the connecting cavity (3) is arranged in an inclined shape matched with the inner wall of the collecting cavity (2), the top of the inner wall of one side of the connecting cavity (3) close to the collecting cavity (2) is provided with a plurality of air exhaust holes (5), and the bottom of the inner wall of one side of the connecting cavity (3) close to the collecting cavity (2) is provided with a plurality of vent holes (4), the inner wall of one side of the connecting cavity (3) far away from the collecting cavity (2) is fixed with a plurality of radiating fins (6) which are arranged in a penetrating way.
2. The heat dissipation device applied to numerical control laser cutting according to claim 1, wherein the air exhaust hole (5) is vertically arranged on the inner wall of the collection cavity (2), the air vent (4) is inclined downwards towards one side close to the collection cavity (2), and the air vent (4) is inclined with the inner wall of the collection cavity (2).
3. The heat dissipation device applied to numerical control laser cutting according to claim 1, wherein flow guide holes (7) are formed in the top and the bottom of the outer wall of one end of each heat dissipation fin (6) located outside the hopper (1), and the heat dissipation fins (6) located on one side of the hopper (1) are distributed in a fan shape.
4. The heat dissipation device applied to the numerical control laser cutting is characterized in that blocking plates (8) are fixed on two sides of the outer wall of the top end of the hopper (1), the top ends of the blocking plates (8) incline to one side close to the collection cavity (2), and the blocking plates (8) are arranged in an upward arched arc structure.
5. The heat dissipation device applied to numerical control laser cutting according to claim 4, wherein a fixing member (9) is rotatably connected between the inner walls of the two ends of the hopper (1) at a position corresponding to the blocking plate (8), and a plurality of guide plates (10) are fixed on the outer circumferential wall of the fixing member (9).
6. The heat dissipation device applied to numerical control laser cutting according to claim 5, wherein a diversion trench (11) is formed in an outer wall of one side of the diversion plate (10), the bottom of the diversion trench (11) is of an arc-shaped structure, the diversion trench (11) is formed in the top of the diversion plate (10) located on one side, close to the inner wall of the hopper (1), of the fixing member (9), and the diversion plate (10) located on one side, far away from the inner wall of the hopper (1), of the fixing member (9) extends out of the blocking plate (8).
7. The heat dissipation device applied to numerical control laser cutting according to claim 6, wherein the inner wall of the bottom of the diversion trench (11) is provided with a plurality of buffer slots (12), a connecting portion in an X-shaped structure is arranged in the middle of each buffer slot (12), buffer portions in arc structures are arranged at two ends of each buffer slot (12), and the buffer portions are communicated with the connecting portions.
8. The heat dissipation device applied to numerical control laser cutting according to claim 2 or 3, wherein the partition plates (13) with M-shaped structures are fixed at two ends of the outer wall of the top end of the hopper (1), the flow guide parts (14) protruding towards one end far away from the collection cavity (2) are arranged at two side positions of each partition plate (13), and the flow guide parts (15) protruding towards one end close to the collection cavity (2) are arranged at the middle position of each partition plate (13).
9. The heat dissipation device applied to numerical control laser cutting according to claim 8, wherein the inner walls of the two ends of the hopper (1) are provided with auxiliary grooves (16) which are distributed equidistantly in the vertical direction, the auxiliary grooves (16) are arranged in a V-shaped structure, the middle position of each auxiliary groove (16) protrudes upwards, and the middle position of the inner wall of the bottom of each auxiliary groove (16) is provided with a diffusion groove (17) with an arc-shaped structure part.
CN202010831385.1A 2020-08-18 2020-08-18 Heat dissipation device applied to numerical control laser cutting Withdrawn CN111992902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010831385.1A CN111992902A (en) 2020-08-18 2020-08-18 Heat dissipation device applied to numerical control laser cutting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010831385.1A CN111992902A (en) 2020-08-18 2020-08-18 Heat dissipation device applied to numerical control laser cutting

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CN111992902A true CN111992902A (en) 2020-11-27

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112872618A (en) * 2021-01-16 2021-06-01 广州皇标科技有限公司 Laser cutting device with cooling structure
CN112894163A (en) * 2021-01-16 2021-06-04 广州皇标科技有限公司 Laser cutting cooling method
CN114473253A (en) * 2022-04-15 2022-05-13 深圳锦帛方激光科技有限公司 Fixed-point full-automatic laser cutting and protection cooling device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112872618A (en) * 2021-01-16 2021-06-01 广州皇标科技有限公司 Laser cutting device with cooling structure
CN112894163A (en) * 2021-01-16 2021-06-04 广州皇标科技有限公司 Laser cutting cooling method
CN112872618B (en) * 2021-01-16 2022-12-27 淮北北华玻璃制品有限公司 Laser cutting device with cooling structure
CN114473253A (en) * 2022-04-15 2022-05-13 深圳锦帛方激光科技有限公司 Fixed-point full-automatic laser cutting and protection cooling device
CN114473253B (en) * 2022-04-15 2022-06-21 深圳锦帛方激光科技有限公司 Fixed-point full-automatic laser cutting and protection cooling device

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Application publication date: 20201127

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