CN111702356A - Quick-cooling type workbench for laser marking machine - Google Patents
Quick-cooling type workbench for laser marking machine Download PDFInfo
- Publication number
- CN111702356A CN111702356A CN202010606843.1A CN202010606843A CN111702356A CN 111702356 A CN111702356 A CN 111702356A CN 202010606843 A CN202010606843 A CN 202010606843A CN 111702356 A CN111702356 A CN 111702356A
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- China
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- cavity
- wedge
- sealing plate
- fixedly connected
- sealing
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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
- B23K26/362—Laser etching
Abstract
The invention discloses a workbench for a quick-cooling type laser marking machine, which comprises a fixed seat and a positioning groove arranged at the top of the fixed seat, wherein a cavity with a T-shaped structure is arranged in the fixed seat, two opposite wedge-shaped blocks are connected in the cavity in a sealing and sliding manner, springs are respectively and fixedly connected to the sides, far away from each other, of the two wedge-shaped blocks, an electromagnet is fixedly connected to the bottom of the cavity, the electromagnet is abutted against a sealing plate with a permanent magnet structure, the electromagnet is in homopolar opposition with the magnetism of the sealing plate, a backflow hole is formed in the sealing plate in a penetrating manner, and a one-way valve is connected in. Has the advantages that: after finishing processing, make the closing plate move up to impel two wedge separation under the effect of hydraulic pressure, and make the coolant liquid of low boiling link to each other with the positioning groove bottom, make the coolant liquid absorb a large amount of evaporation of heat, thereby make positioning groove bottom temperature reduce, and carry out the heat absorption operation to the article bottom.
Description
Technical Field
The invention relates to the technical field of laser marking machines, in particular to a workbench for a quick-cooling type laser marking machine.
Background
Laser marking is the permanent marking of various material surfaces with a laser beam. The marking effect is that the deep substance is exposed through the evaporation of the surface substance, or the trace is carved through the chemical and physical change of the surface substance caused by the light energy, or the pattern and the character which need to be etched are shown through burning off part of the substance by the light energy.
When the laser marking machine in the prior art is used, due to the light condensation effect of laser, a large amount of heat is generated when part of substances on the surface of an object are burnt by light energy, so that the surface temperature of the processed object is extremely high, the processed object cannot be cooled in a natural air-dried state within a short time, and the next processing and packaging are influenced.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the surface temperature of an object marked by laser is extremely high, the temperature is difficult to reduce in a short time in a natural air-dried state, and the subsequent operation process is influenced, and provides a workbench for a rapid cooling type laser marking machine.
In order to achieve the purpose, the invention adopts the following technical scheme: a workbench for a quick-cooling type laser marking machine comprises a fixed seat and a positioning groove formed in the top of the fixed seat, wherein a cavity of a T-shaped structure is formed in the fixed seat, two opposite wedge-shaped blocks are connected in the cavity in a sealing and sliding mode, springs are fixedly connected to the sides, away from each other, of the two wedge-shaped blocks respectively, an electromagnet is fixedly connected to the bottom of the cavity, the electromagnet abuts against a sealing plate of a permanent magnet structure, the electromagnets and the sealing plate are opposite in the same polarity, a backflow hole is formed in the sealing plate in a penetrating mode, and a one-way valve is connected to the backflow hole in a sealing;
the cooling liquid with the boiling point of 70 ℃ is filled above the sealing plate in the cavity, one end, far away from the wedge-shaped block, of the spring is fixedly connected with a piezoelectric ceramic plate, the piezoelectric ceramic plate is fixedly connected to the side wall of the cavity, the bottom, close to the piezoelectric ceramic plate, of the cavity is communicated with a backflow channel, the other end of the backflow channel is communicated with the side wall, close to the sealing plate, of the cavity, and the connection position, close to the piezoelectric ceramic plate, of the backflow channel is of a funnel-shaped structure;
the fixing base is located the outside of cavity and has seted up a plurality of water storage spaces, the inlet has been seted up to water storage space bottom and inlet and external raceway sealing connection, the upside sealing connection atomizing disk in water storage space, water storage space top link up with the external world, the fixing base is located the top fixedly connected with branch in water storage space, be connected with the flabellum on the branch.
In above-mentioned quick cold type workstation for laser marking machine, atomizing disk and flabellum all are connected with the piezoceramics board electricity, the lateral wall of wedge runs through and is equipped with air outlet channel, air outlet channel is close to the one end sealing connection of spring and has the pressure release valve.
Compared with the prior art, the invention has the advantages that:
1. when the laser marking device is used, after the laser marking processing on the surface of an object is finished, the electromagnet is started to press the sealing plate with the same poles repelling each other, so that the sealing plate moves upwards, the two wedge-shaped blocks are pushed to be separated under the action of hydraulic pressure, cooling liquid with low boiling point is connected with the bottom of the positioning groove, the cooling liquid absorbs a large amount of heat to evaporate, the temperature of the bottom of the positioning groove is reduced, and the heat absorption operation is performed on the bottom of the object;
2. after absorbing the heat of the top of the cavity and the object, the cooling liquid is gasified into gas, a large amount of air pressure is generated, after the cooling liquid is gasified to a certain degree, the threshold value of the pressure relief valve is broken, the cooling liquid gas enters the space outside the two wedge-shaped blocks through the air outlet channel, at the moment, the electromagnet continuously pushes the sealing plate to move upwards, the surface of the cooling liquid which is not evaporated is continuously contacted with the top of the cavity, and therefore the cooling effect on the object is improved;
3. the cooling liquid gas in the spaces at the two sides of the cavity exchanges heat with the water in the water storage space, the temperature of the cooling liquid gas is reduced, so that the cooling liquid gas is liquefied into liquid components and returns to the part between the sealing plate and the electromagnet under the action of the backflow channel, and the two wedge-shaped blocks press the piezoelectric ceramic plate in the outward moving process, so that the atomizing disc and the fan blade are powered, and the atomizing disc and the fan blade start to work simultaneously;
4. the atomizing disc is arranged at the top of the water storage space and is controlled to be at a position which is 1-2 mm away from the water surface by applying pressure through an external water delivery pipe, when the fan starts to work, a transverse air flow is arranged above the water storage space, so that a negative pressure exists in the water storage space, water can be subjected to the action of the negative pressure to enable the upper surface of the liquid surface to bend upwards so as to be contacted with the atomizing disc, molecular bonds in an overflowing part are scattered by the atomizing disc, and the overflowing part of water mist can be blown to a processed object under the action of fan blades;
5. because the components of the water mist are liquid small liquid beads and have the characteristic of heat absorption gasification into gas, the water mist is completely converted into water vapor under the action of the heat on the surface of the object after the water mist is blown to the processed object by the transverse wind flow, so that larger water beads cannot be formed on the surface of the object in the heat absorption process, and the pollution to the processed object is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a workbench for a rapid cooling type laser marking machine according to the present invention;
fig. 2 is an enlarged schematic view of a portion a of a table for a rapid cooling type laser marking machine according to the present invention.
In the figure: the atomizing disc comprises a fixed seat 1, a positioning groove 2, a wedge-shaped block 3, an air outlet channel 4, a cavity 5, a sealing plate 6, an electromagnet 7, a liquid inlet 8, a spring 9, a backflow hole 10, a backflow channel 11, a water storage space 12, a piezoelectric ceramic plate 13, a supporting rod 14, fan blades 15 and an atomizing disc 16.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-2, a workbench for a rapid cooling type laser marking machine comprises a fixed seat 1 and a positioning groove 2 arranged at the top of the fixed seat 1, wherein a cavity 5 with a T-shaped structure is arranged in the fixed seat 1, two opposite wedge blocks 3 are connected in the cavity 5 in a sealing and sliding manner, one sides, far away from each other, of the two wedge blocks 3 are respectively and fixedly connected with a spring 9, the bottom of the cavity 5 is fixedly connected with an electromagnet 7, the electromagnet 7 abuts against a sealing plate 6 with a permanent magnet structure, the electromagnets 7 and the sealing plate 6 are opposite in magnetic homopolar, a backflow hole 10 is arranged in the sealing plate 6 in a penetrating manner, and a one-way valve is;
the cooling liquid with the boiling point of 70 ℃ is filled above the sealing plate 6 in the cavity 5, the wedge-shaped blocks 3 are made of heat insulating materials, so that when two wedge-shaped blocks 3 are positioned above the cooling liquid, heat generated by a processing object in the positioning groove 2 cannot be directly transferred to the cooling liquid, one end of the spring 9 far away from the wedge-shaped blocks 3 is fixedly connected with a piezoelectric ceramic plate 13, the piezoelectric ceramic plate 13 is fixedly connected onto the side wall of the cavity 5, the bottom of the cavity 5 close to the piezoelectric ceramic plate 13 is communicated with a backflow channel 11, the other end of the backflow channel 11 is communicated with the side wall of the cavity 5 close to the sealing plate 6, the joint of the backflow channel 11 close to the piezoelectric ceramic plate 13 is arranged in a funnel-shaped structure, so that the cooling liquid convenient for re-liquefaction flows out to the other side, the fixing seat 1 is positioned outside the cavity 5 and is provided with a plurality, the water pipe always supplies hydraulic pressure for the current water level of the water storage space 12, so that after part of water is discharged, the water level is kept unchanged, the upper side of the water storage space 12 is hermetically connected with the atomizing disc 16, the atomizing disc 16 can break molecular bonds in the water, so that water mist components formed by condensation of small liquid drops overflow, the top of the water storage space 12 is communicated with the outside, the top of the fixing seat 1, which is positioned in the water storage space 12, is fixedly connected with a supporting rod 14, and the supporting rod 14 is connected with fan blades 15.
Atomizing disk 16 and flabellum 15 all are connected with piezoelectric ceramic plate 13 electricity, piezoelectric ceramic plate 13 has the characteristics that pressurized produced the electric current, consequently when wedge 3 removed, will extrude piezoelectric ceramic plate through spring 9 to produce the power supply to flabellum 15 and atomizing disk 16, the lateral wall of wedge 3 runs through and is equipped with air outlet channel 4, the one end sealing connection that air outlet channel 4 is close to spring 9 has the pressure release valve, when the atmospheric pressure that the gasification produced was greater than the release atmospheric pressure of pressure release valve, gaseous other end to wedge 3 that will discharge through air outlet channel 4.
When the laser marking device is used, after the laser marking work is finished, the laser lamp is powered off, the electromagnet 7 is started, so that the electromagnet 7 pushes the cooling liquid above the wedge blocks to move upwards, the inclined surface parts of the wedge blocks 3 are extruded due to the incompressible characteristic of the liquid, the wedge blocks are transversely separated, the two wedge blocks 3 are separated outwards, the cooling liquid is contacted with the bottom wall of the positioning groove 2 under the action of the electromagnet 7, the temperature of the bottom of a processed object is quickly absorbed by the cooling liquid, and the temperature of the processed object is quickly absorbed under the action of the temperature difference between the cooling liquid and the positioning groove 2 due to the heat insulation effect of the wedge blocks 3 in the initial state;
meanwhile, the cooling liquid absorbing heat is gasified and expanded, the limit of the pressure relief valve is broken, the cooling liquid flows out to the space at the other end of the wedge-shaped block 3, and the temperature in the space is lower because the cooling liquid is not positioned below the positioning groove 2, so that the gasified cooling liquid and the water in the water storage space 12 are subjected to secondary heat exchange, the temperature of the gasified cooling liquid is reduced, the gasified cooling liquid is re-liquefied into liquid, the liquid flows into the space below the sealing plate 6 from the backflow channel 11, when the wedge-shaped block 3 moves, the piezoelectric ceramic plate 13 is extruded through the spring 9 to supply power to the fan blades 15 and the atomizing disc 16, the water level of part of water is higher than the height of the atomizing disc 16 under the action of transverse air flow, the atomizing disc 16 breaks up the water and converts the water into water mist to overflow, the water mist is blown to the processing object under the action of the fan blades 15 to cool the surface of the processing object and the surrounding environment, and the water, therefore, when the water mist flows to the processed object, the water mist is evaporated, the surface of the processed object cannot be polluted, the pressure of the cooling liquid above the sealing plate 6 is reduced after most of the cooling liquid is gasified, the two wedge-shaped blocks 3 are restored to a sealing state under the action of the spring 9, the piezoelectric ceramic plate 13 is powered off from the atomizing disc 16 and the fan blades 15, the cooling process is finished, the process time is short, the quick cooling operation of the processed object is achieved, and the use of subsequent work is facilitated.
Although the terms of the fixing base 1, the positioning groove 2, the wedge 3, the air outlet channel 4, the cavity 5, the sealing plate 6, the electromagnet 7, the liquid inlet 8, the spring 9, the backflow hole 10, the backflow channel 11, the water storage space 12, the piezoelectric ceramic plate 13, the supporting rod 14, the fan blades 15, the atomizing disk 16, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (2)
1. A workbench for a quick-cooling type laser marking machine comprises a fixed seat (1) and a positioning groove (2) formed in the top of the fixed seat (1), wherein a cavity (5) with a T-shaped structure is formed in the fixed seat (1), two opposite wedge blocks (3) are connected in the cavity (5) in a sealing and sliding mode, one sides, far away from each other, of the two wedge blocks (3) are respectively and fixedly connected with a spring (9), the bottom of the cavity (5) is fixedly connected with an electromagnet (7), the electromagnet (7) abuts against a sealing plate (6) with a permanent magnet structure, the electromagnets (7) and the sealing plate (6) are opposite in homopolar magnetic property, a backflow hole (10) is formed in the sealing plate (6) in a penetrating mode, and a backflow valve is connected in the backflow hole (10) in a;
a cooling liquid with a boiling point of 70 ℃ is filled above the sealing plate (6) in the cavity (5), one end, far away from the wedge-shaped block (3), of the spring (9) is fixedly connected with a piezoelectric ceramic plate (13), the piezoelectric ceramic plate (13) is fixedly connected to the side wall of the cavity (5), the bottom, close to the piezoelectric ceramic plate (13), of the cavity (5) is communicated with a backflow channel (11), the other point of the backflow channel (11) is communicated with the side wall, close to the sealing plate (6), of the cavity (5), and the joint of the backflow channel (11), close to the piezoelectric ceramic plate (13), is of a funnel-shaped structure;
the utility model discloses a fan blade of water storage, including fixing base (1), inlet (8) and external raceway sealing connection have been seted up to the outside that fixing base (1) is located cavity (5), inlet (8) have been seted up to water storage space (12) bottom and atomizing disk (16) are connected to upside sealing connection of water storage space (12), water storage space (12) top link up with the external world, fixing base (1) is located top fixedly connected with branch (14) of water storage space (12), be connected with flabellum (15) on branch (14).
2. The workbench for the rapid cooling type laser marking machine according to claim 1, wherein the atomizing disk (16) and the fan blades (15) are electrically connected with the piezoelectric ceramic plate (13), the side wall of the wedge-shaped block (3) is provided with an air outlet channel (4) in a penetrating manner, and one end of the air outlet channel (4) close to the spring (9) is hermetically connected with a pressure release valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010606843.1A CN111702356B (en) | 2020-06-29 | 2020-06-29 | Quick-cooling type workbench for laser marking machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010606843.1A CN111702356B (en) | 2020-06-29 | 2020-06-29 | Quick-cooling type workbench for laser marking machine |
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| Publication Number | Publication Date |
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| CN111702356A true CN111702356A (en) | 2020-09-25 |
| CN111702356B CN111702356B (en) | 2021-11-30 |
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| CN202010606843.1A Active CN111702356B (en) | 2020-06-29 | 2020-06-29 | Quick-cooling type workbench for laser marking machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563023A (en) * | 2020-11-24 | 2021-03-26 | 王雨昙 | Condenser cooling circulation subassembly that automatic control coolant liquid opened and close according to heat |
| CN112677651A (en) * | 2020-12-23 | 2021-04-20 | 江西万丽龙实业有限公司 | Printing matter surface ink drying device of printing machine delivery part |
| CN113182695A (en) * | 2021-03-29 | 2021-07-30 | 张闪闪 | Laser etching equipment is used in processing of mould decorative pattern |
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| CN109608059A (en) * | 2019-01-16 | 2019-04-12 | 章慧妍 | A kind of ultra-thin laminated glass precompressed quickly cooling equipment |
| CN208945599U (en) * | 2018-06-14 | 2019-06-07 | 宁波米诺机床有限公司 | A kind of numerical control machine tool station with rapid cooling and clearing function |
| CN109926728A (en) * | 2017-12-15 | 2019-06-25 | 湖北华阳汽车变速系统股份有限公司 | A kind of automobile parts cutting equipment with clamping function |
| CN209334939U (en) * | 2018-12-28 | 2019-09-03 | 广东石油化工学院 | A kind of high-precision laser engraving equipment having heat sinking function |
| CN209647926U (en) * | 2019-02-25 | 2019-11-19 | 淅川县博优特精密科技有限公司 | A kind of automobile shock stamping parts welding bench with quick cooling function |
| CN210281082U (en) * | 2019-06-04 | 2020-04-10 | 杭州华沃激光科技有限公司 | Welding table capable of being cooled rapidly for laser welding machine |
| CN210475843U (en) * | 2019-09-23 | 2020-05-08 | 青岛三鼎电子有限公司 | Laser carving machine for plastic key processing |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH09135662A (en) * | 1995-11-14 | 1997-05-27 | Takahashi Kogyo Kk | Tempering apparatus for rapid cooling |
| CN109926728A (en) * | 2017-12-15 | 2019-06-25 | 湖北华阳汽车变速系统股份有限公司 | A kind of automobile parts cutting equipment with clamping function |
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| CN209647926U (en) * | 2019-02-25 | 2019-11-19 | 淅川县博优特精密科技有限公司 | A kind of automobile shock stamping parts welding bench with quick cooling function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563023A (en) * | 2020-11-24 | 2021-03-26 | 王雨昙 | Condenser cooling circulation subassembly that automatic control coolant liquid opened and close according to heat |
| CN112677651A (en) * | 2020-12-23 | 2021-04-20 | 江西万丽龙实业有限公司 | Printing matter surface ink drying device of printing machine delivery part |
| CN112677651B (en) * | 2020-12-23 | 2022-09-30 | 江西万丽龙实业有限公司 | Printing matter surface ink drying device of printing machine delivery part |
| CN113182695A (en) * | 2021-03-29 | 2021-07-30 | 张闪闪 | Laser etching equipment is used in processing of mould decorative pattern |
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| Publication number | Publication date |
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| CN111702356B (en) | 2021-11-30 |
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