CN116900488B - Laser welding equipment - Google Patents
Laser welding equipment Download PDFInfo
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- CN116900488B CN116900488B CN202311118703.XA CN202311118703A CN116900488B CN 116900488 B CN116900488 B CN 116900488B CN 202311118703 A CN202311118703 A CN 202311118703A CN 116900488 B CN116900488 B CN 116900488B
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- 238000003466 welding Methods 0.000 title claims abstract description 94
- 239000000428 dust Substances 0.000 claims abstract description 69
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000003825 pressing Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 18
- 239000002245 particle Substances 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 14
- 239000002912 waste gas Substances 0.000 description 17
- 239000007789 gas Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- 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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0869—Devices involving movement of the laser head in at least one axial direction
- B23K26/0876—Devices involving movement of the laser head in at least one axial direction in at least two axial directions
-
- 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
- B23K26/142—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 for the removal of by-products
-
- 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
-
- 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser welding device, which relates to the technical field of laser welding, and comprises a box body, wherein a workbench is arranged in the box body, a device block is arranged above the workbench, a laser head is arranged at the bottom of the device block, and a dust removing box is arranged at the top of the box body, and the laser welding device is characterized by further comprising: an adjusting mechanism: the adjusting mechanism is arranged inside the equipment block and comprises a groove formed in the bottom of the equipment block and an arc plate connected to the top of the laser head, an equipment cavity inside the groove is formed in the equipment block, an adjusting motor is arranged inside the equipment cavity, and one side of the adjusting motor is connected with an adjusting gear through bearing fit. The laser welding equipment disclosed by the invention can adjust the welding walking angle according to the welding mode required, and simultaneously, exhaust gas and floating particles generated in the welding process are pumped and filtered, so that the exhaust gas and particles generated in the welding process are prevented from polluting the working environment.
Description
Technical Field
The invention relates to the technical field of laser welding, in particular to laser welding equipment.
Background
The laser welding is a high-efficiency precise welding method which uses a laser beam with high energy density as a heat source, the laser welding is one of important aspects of application of laser material processing technology, the welding process belongs to heat conduction type, namely laser radiation is used for heating the surface of a workpiece, surface heat is diffused to the inside through heat conduction, the workpiece is melted by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulse, a specific molten pool is formed, and the laser welding method has been successfully applied to precise welding of micro and small parts due to the unique advantages of the laser welding method.
Patent publication No. CN208543083U discloses a laser welding apparatus comprising: a working platform; the cross sliding table is arranged on the working platform; the movable frame is L-shaped integrally, and one end of the movable frame is connected to the sliding block of the cross sliding table; the linear module comprises a base shell which is longitudinally arranged at the other end of the movable frame and an electric push rod which is arranged at the upper end of the base shell; the laser welding gun is longitudinally arranged, a gun body of the laser welding gun is accommodated in the base shell, the laser emission end penetrates out of the base shell downwards, and the upper end of the gun body is connected with the end part of an output shaft of the electric push rod; the jig is fixedly arranged on the working platform and is positioned at the position right below the linear module.
However, the laser welding apparatus has the following problems in the process of actually using welding:
firstly, the laser head in the comparison file is perpendicular to the welding piece, the angle of the laser head cannot be adjusted according to the actual welding requirement, and the laser head has certain limitation;
secondly, a large amount of waste gas and floating particles are generated in the welding process, and if the waste gas and the floating particles are directly discharged, the surrounding working environment is easy to be polluted;
both of these problems affect the overall welding efficiency of the weldment.
Disclosure of Invention
The invention discloses laser welding equipment, which aims to solve the problems that the inclination angle of a laser head cannot be quickly adjusted, the working angle of welding is changed and waste gas and floating particles generated by welding are effectively extracted in the welding process.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a laser welding equipment, includes the box, box internally mounted has the workstation, the workstation top is equipped with the equipment piece, equipment piece bottom is equipped with the laser head, the dust removal case is installed at the box top, still includes:
an adjusting mechanism: the adjusting mechanism is arranged in the equipment block and comprises a slot formed in the bottom of the equipment block and an arc-shaped plate connected to the top of the laser head, an equipment cavity which is arranged in the slot is formed in the equipment block, an adjusting motor is arranged in the equipment cavity, and one side of the adjusting motor is connected with an adjusting gear through bearing fit;
a filtering mechanism: the filtering mechanism is arranged between the equipment block and the dust removal box and comprises an exhaust fan arranged in the dust removal box, an exhaust pipe arranged in the equipment block is arranged at the top of the equipment block, a corrugated pipe is connected to the top of the equipment block, the top end of the corrugated pipe is connected with the dust removal box, and a dust removal net obliquely arranged in the dust removal box is arranged at the top of the corrugated pipe;
the fixing mechanism comprises: the fixing mechanism is arranged on the workbench;
a displacement mechanism: the displacement mechanism is arranged between the box body and the equipment block.
The inclination angle of the laser head is changed by the aid of the adjusting mechanism, different welding traveling angles are adapted, applicability of the laser head is improved, waste gas generated by welding and floating particles can be pumped away by the aid of the filtering mechanism, workers are prevented from sucking the laser head, a large amount of particles or waste gas generated by welding are prevented from floating, and working environment is prevented from being polluted;
in a preferred scheme, the fixing mechanism comprises a plurality of fixing grooves formed in the surface of the workbench, a rotary motor is arranged in the fixing grooves, one side of the rotary motor is connected with a threaded rod a in a matched mode, threads with opposite directions at two ends are arranged on the threaded rod a, a clamping block is arranged in the fixing grooves, a threaded hole matched with the threaded rod a is formed in the position, close to the bottom, of the clamping block, the fixing mechanism is arranged to fix the position of a welding part, position deviation in the welding process of the welding part is avoided, and welding quality is influenced,
in a preferred scheme, a pressing groove is formed in one side, close to the equipment block, of the clamping block, a driving motor is mounted in the pressing groove, a driving screw rod connected with the driving motor is arranged in the pressing groove, and a pressing plate is arranged on the outer side of the driving screw rod.
The welding piece is pressed and fixed in the vertical direction through being provided with the pressing plate, so that stability of the welding piece in the welding process is further improved.
In a preferred scheme, displacement mechanism including install in servo motor of box a side, servo motor one side cooperation is connected with threaded rod b, the threaded rod b outside is equipped with two horizontal pieces, just horizontal piece bottom is connected with the regulating block, the regulating groove has been seted up to the regulating block bottom, install synchronous motor in the regulating groove, synchronous motor one side cooperation is connected with threaded rod c, just the threaded rod c outside is equipped with the movable block, just the movable block bottom with the equipment piece is connected.
Through being provided with displacement mechanism, can change the transverse position and the longitudinal position of laser head, improve the welding scope of laser head.
In a preferred scheme, the laser head is located in the slot, two limiting blocks are connected to two opposite sides of the laser head, a plurality of arc-shaped grooves communicated with the slot are formed in the equipment block, and the arc-shaped grooves correspond to the limiting blocks in position.
By the arrangement of the arc-shaped groove and the limiting block, the inclination direction and the distance of the laser head can be limited.
In a preferred scheme, install the fixed block on the inner wall that the dust removal case is close to the top, the dust removal net top with the fixed block lower surface is connected, the ejector groove has been seted up to the fixed block inside, be equipped with ejection spring in the ejector groove, just ejection spring one end is connected with the ejector plate, the ejector plate bottom is connected with the rapping bar that is L shape structure, just the rapping bar bottom is spherically, the barrel groove has been seted up to the fixed block bottom, the rapping bar bottom pass through the barrel groove outstanding in the fixed block lower surface.
In a preferred scheme, the direct current motor is installed at dust removal case top, direct current motor surface cooperation is connected with the half gear, set up the transmission groove in the fixed block, the transmission inslot is connected with drive gear through the bearing cooperation, just drive gear with half gear engagement is connected, the ejector plate top be equipped with drive gear engaged with interlock tooth.
Through being provided with strike pole, half gear and ejector plate, can be indirectly striking the dust removal net to with dust granule on the dust removal net shakes down.
From the above, a laser welding equipment, which comprises a box body, box internally mounted has the workstation, the workstation top is equipped with the equipment piece, equipment piece bottom is equipped with the laser head, the dust removal case is installed at the box top, still includes:
an adjusting mechanism: the adjusting mechanism is arranged in the equipment block and comprises a slot formed in the bottom of the equipment block and an arc-shaped plate connected to the top of the laser head, an equipment cavity which is arranged in the slot is formed in the equipment block, an adjusting motor is arranged in the equipment cavity, and one side of the adjusting motor is connected with an adjusting gear through bearing fit;
a filtering mechanism: the filtering mechanism is arranged between the equipment block and the dust removal box and comprises an exhaust fan arranged in the dust removal box, an exhaust pipe arranged in the equipment block is arranged at the top of the equipment block, a corrugated pipe is connected to the top of the equipment block, the top end of the corrugated pipe is connected with the dust removal box, and a dust removal net obliquely arranged in the dust removal box is arranged at the top of the corrugated pipe;
the fixing mechanism comprises: the fixing mechanism is arranged on the workbench;
a displacement mechanism: the displacement mechanism is arranged between the box body and the equipment block. The invention provides a laser welding device which can adjust the welding walking angle according to the welding mode, and simultaneously, the waste gas and floating particles generated in the welding process are filtered, so that the waste gas and particles generated in the welding process are prevented from polluting the working environment.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a laser welding apparatus according to the present invention.
Fig. 2 is a cross-sectional view of an overall structure of a laser welding apparatus according to the present invention.
Fig. 3 is a cross-sectional view of an apparatus block of a laser welding apparatus according to the present invention.
Fig. 4 is a schematic diagram of an adjusting groove structure of a laser welding apparatus according to the present invention.
Fig. 5 is a half-sectional view of a slotting structure of a laser welding apparatus according to the present invention.
Fig. 6 is a schematic diagram of an arc-shaped groove structure of a laser welding apparatus according to the present invention.
Fig. 7 is a schematic diagram of an arc plate structure of a laser welding apparatus according to the present invention.
Fig. 8 is a schematic view of a dust removing net structure of a laser welding apparatus according to the present invention.
Fig. 9 is a schematic diagram of a half gear structure of a laser welding apparatus according to the present invention.
Fig. 10 is an enlarged view of a portion a of fig. 2 of a laser welding apparatus according to the present invention.
In the figure: 1. a case; 2. a work table; 201. a fixing groove; 202. a rotating electric machine; 203. a threaded rod a; 204. a clamping block; 205. a driving motor; 206. driving a screw rod; 207. pressing the plate; 3. a servo motor; 301. a threaded rod b; 302. a transverse block; 303. an adjusting block; 304. an adjustment tank; 305. a synchronous motor; 306. a threaded rod c; 307. a moving block; 4. a device block; 401. slotting; 4011. an arc-shaped groove; 402. a laser head; 4021. an arc-shaped plate; 403. a limiting block; 404. an equipment chamber; 405. adjusting a motor; 406. an adjusting gear; 5. a moving groove; 501. a moving plate; 502. a plugging plate; 503. a through hole; 504. a return spring; 6. an exhaust pipe; 601. a bellows; 7. a dust removal box; 701. an air outlet hole; 702. an exhaust fan; 703. an activated carbon filter screen; 704. a collection box; 705. a fixed block; 706. a dust removing net; 8. a DC motor; 801. a half gear; 802. a transmission gear; 803. an ejection groove; 804. an ejector spring; 805. an ejector plate; 806. the rod is knocked.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
The invention discloses laser welding equipment which is mainly applied to the traditional welding operation, and needs to adjust the inclination angle of a laser head according to a welding mode, and directly discharge waste gas and particles generated during welding, so as to pollute the surrounding environment.
Referring to fig. 1 and 2, a laser welding apparatus, including box 1, box 1 internally mounted has workstation 2, and the workstation 2 top is equipped with equipment block 4, and equipment block 4 bottom is equipped with laser head 402, and box 1 installs dust removal case 7 at the top, still includes:
an adjusting mechanism: the adjusting mechanism is arranged in the equipment block 4 and comprises a slot 401 arranged at the bottom of the equipment block 4 and an arc-shaped plate 4021 connected to the top of the laser head 402, an equipment cavity 404 which is arranged in the slot 401 is arranged in the equipment block 4, an adjusting motor 405 is arranged in the equipment cavity 404, and one side of the adjusting motor 405 is connected with an adjusting gear 406 through bearing fit;
a filtering mechanism: the filtering mechanism is arranged between the equipment block 4 and the dust removal box 7, the filtering mechanism comprises an exhaust fan 702 arranged in the dust removal box 7, an exhaust pipe 6 arranged in the equipment block 4, a corrugated pipe 601 is connected to the top of the equipment block 4, the top end of the corrugated pipe 601 is connected with the dust removal box 7, and a dust removal net 706 obliquely arranged in the dust removal box 7 is arranged;
the fixing mechanism comprises: the fixing mechanism is arranged on the workbench 2;
a displacement mechanism: the displacement mechanism is arranged between the box body 1 and the equipment block 4.
Specifically changes the inclination of laser head 402 through adjustment mechanism to adapt to different welding walking angles, improves welding equipment's suitability, through filter equipment's setting, can be with the waste gas that the welding produced and the showy granule draw in bellows 601 through exhaust tube 6, finally draw in dust removal case 7, and carry out isolated filtration to the dust granule through the dust removal net 706 in the dust removal case 7, filter waste gas through active carbon filter screen 703.
The laser head 402 is positioned in the slot 401, two limiting blocks 403 are connected to two opposite sides of the laser head 402, a plurality of arc-shaped grooves 4011 communicated with the slot 401 are formed in the equipment block 4, and the positions of the arc-shaped grooves 4011 correspond to the positions of the limiting blocks 403;
it should be noted that, during the process of changing the inclination angle of the laser head 402, the stopper 403 on the laser head 402 slides in the arc-shaped slot 4011, so as to limit the moving direction and the inclination angle of the laser head 402.
When the device is needed to be described, the arrangement of the corrugated pipe 601 can adapt to the azimuth adjustment of the device block 4, and the gas extracted by the extraction pipe 6 is ensured to smoothly enter the dust removal box 7.
Referring to fig. 5, 6 and 7, in a preferred embodiment, a moving slot 5 communicating with the equipment cavity 404 is formed inside the equipment block 4, a moving plate 501 is formed inside the moving slot 5, mating teeth meshed with the adjusting gear 406 are formed at the bottom of the moving plate 501, two ends of the moving plate 501 are connected with a plugging plate 502, a through hole 503 is formed in the plugging plate 502, one end, far away from the moving plate 501, of the plugging plate 502 is connected with a return spring 504, and one end of the return spring 504 is connected with the inner wall of the moving slot 5.
The position of the movable plate 501 can be changed while the inclination angle of the laser head 402 is changed, so that the relative positions of the two plugging plates 502 and the exhaust pipe 6 are changed, the overlapping area of the through holes 503 on the two plugging plates 502 and the exhaust pipe 6 is changed, the exhaust pressure of the two exhaust pipes 6 is changed, and waste gas and dust particles generated by welding are sputtered away from the laser head 402, so that the exhaust pressure of the exhaust pipe 6 on the other side is increased after the laser head 402 is inclined to one side, and the generated particles and waste gas are pumped away.
Referring to fig. 2, in a preferred embodiment, the fixing mechanism includes a plurality of fixing grooves 201 formed on the surface of the workbench 2, a rotating motor 202 is installed in the fixing grooves 201, a threaded rod a203 is cooperatively connected to one side of the rotating motor 202, threads with opposite directions of two ends are disposed on the threaded rod a203, a clamping block 204 is disposed in the fixing grooves 201, and a threaded hole matched with the threaded rod a203 is formed in a position, close to the bottom, of the clamping block 204.
The specific clamping of welding piece transverse direction through fixed establishment is fixed to and the pressing of vertical direction is fixed, and two kinds of fixed modes can further improve the stability of welding piece welding in-process.
Wherein, the clamping block 204 is close to one side of equipment block 4 and has seted up the groove of pressing, presses groove internally mounted and has driving motor 205, presses the inslot portion and is equipped with the drive lead screw 206 that is connected with driving motor 205, and the drive lead screw 206 outside is equipped with the clamp plate 207.
The driving motor 205 drives the driving screw rod 206 to rotate, so that the pressing plate 207 is driven to lift or move downwards in the pressing groove, and the welding piece is pressed and fixed in the vertical direction.
The pressing plate 207 is provided with a threaded hole which is matched with the driving screw 206, and the cross-sectional width of the pressing plate 207 is matched with the cross-sectional width of the pressing groove, so that the pressing plate 207 is limited by the pressing groove in the moving process.
Referring to fig. 2, 3 and 4, in a preferred embodiment, the displacement mechanism includes a servo motor 3 mounted on one side of the case 1, one side of the servo motor 3 is cooperatively connected with a threaded rod b301, two lateral blocks 302 are disposed outside the threaded rod b301, the bottom of each lateral block 302 is connected with an adjusting block 303, an adjusting groove 304 is formed in the bottom of each adjusting block 303, a synchronous motor 305 is mounted in each adjusting groove 304, one side of each synchronous motor 305 is cooperatively connected with a threaded rod c306, a moving block 307 is disposed outside the threaded rod c306, and the bottom end of each moving block 307 is connected with the corresponding equipment block 4.
Through the setting of displacement mechanism, can change the position of laser head 402 according to the welded position to this adaptation is not the welding operation of weldment of equidimension, improves welding equipment's suitability.
It should be noted that, the transverse block 302 is provided with a threaded hole which is engaged with the threaded rod b301, and the moving block 307 is provided with a threaded hole which is engaged with the threaded rod c 306.
Referring to fig. 2, in a preferred embodiment, an air outlet 701 is formed on one side of the dust removal box 7, a detachable activated carbon filter screen 703 is disposed inside the dust removal box 7, a drawing type collection box 704 is disposed inside the dust removal box 7, and the collection box 704 is located below the dust removal screen 706.
The harmful waste gas in the sucked gas is filtered through the activated carbon filter screen 703, the filtered gas can be discharged out through the gas outlet holes 701, dust in the sucked gas is blocked by the dust removing net 706 and falls into the collecting box 704, and after the activated carbon filter screen 703 and the collecting box 704 are used for a period of time, the activated carbon filter screen 703 and the collecting box 704 can be taken out for cleaning or replacement.
Referring to fig. 2, 8, 9 and 10, in a preferred embodiment, a fixed block 705 is installed on an inner wall of the dust removal box 7 near the top, the top end of the dust removal net 706 is connected with the lower surface of the fixed block 705, an ejection groove 803 is formed in the fixed block 705, an ejection spring 804 is arranged in the ejection groove 803, one end of the ejection spring 804 is connected with an ejection plate 805, the bottom end of the ejection plate 805 is connected with a knocking rod 806 with an L-shaped structure, the bottom end of the knocking rod 806 is spherical, a barrel groove is formed in the bottom of the fixed block 705, and the bottom end of the knocking rod 806 protrudes out of the lower surface of the fixed block 705 through the barrel groove.
The dust attached to the dust removing net 706 is vibrated down into the collection box 704 by repeatedly striking the dust removing net 706 with the striking rod 806.
Referring to fig. 8, 9 and 10, in a preferred embodiment, a dc motor 8 is mounted on the top of the dust removal box 7, a half gear 801 is cooperatively connected to the surface of the dc motor 8, a transmission groove is formed in the fixing block 705, a transmission gear 802 is cooperatively connected to the inside of the transmission groove through a bearing, the transmission gear 802 is in meshing connection with the half gear 801, and meshing teeth meshed with the transmission gear 802 are provided on the top of the ejector plate 805.
In the laser welding process, the half gear 801 is driven to rotate by the direct current motor 8, so that the half gear 801 indirectly drives the ejector plate 805 to move through the transmission gear 802.
Working principle: when in use, a welding piece is placed on the workbench 2 and positioned between the two clamping blocks 204, then the rotating motor 202 drives the threaded rod a203 to rotate, so that the threaded rod a203 drives the two clamping blocks 204 to synchronously move towards the welding piece direction and clamp and fix the welding piece, then the driving motor 205 drives the driving screw rod 206 to rotate, so that the driving screw rod 206 drives the pressing plate 207 to move downwards through the threaded hole, the pressing plate 207 presses and fixes the welding piece in the vertical direction, after fixing, the position of the laser head 402 is adjusted according to the welding position, the servo motor 3 drives the transverse block 302 and the regulating block 303 to move in the transverse direction through the threaded rod b301, the synchronous motor 305 drives the moving block 307 and the equipment block 4 to move in the longitudinal direction through the threaded rod c306, the laser head 402 is moved to a specified position, then the inclination angle of the laser head 402 is changed according to the walking angle required by welding, the adjusting gear 406 can be driven to rotate by the adjusting motor 405, the adjusting gear 406 drives the laser head 402 to move in an arc shape through the arc-shaped plate 4021, so as to change the inclination angle of the laser head 402, meanwhile, the moving direction and the moving distance of the laser head 402 are limited through the arc-shaped groove 4011 and the limiting block 403, then the welding piece is welded, a large amount of waste gas and floating particles are generated during welding, at the moment, the gas in the dust removing box 7 can be discharged through the exhaust fan 702, so that negative pressure is generated in the dust removing box 7 and acts on the exhaust pipe 6, the exhaust pipe 6 pumps the waste gas and floating particle dust generated during welding into the dust removing box 7, the dust particles are isolated through the dust removing net 706, the waste gas is filtered through the active carbon filter net 703, finally, the waste gas is discharged out through the air outlet 701, and the pollution to the working environment caused by direct discharge is avoided, the exhaust gas and dust particles generated by welding are sputtered in a direction away from the laser head 402, at the moment, the laser head 402 inclines to one side, meanwhile, the adjusting gear 406 drives the moving plate 501 to move, so that the overlapping area of the through hole 503 and the exhaust pipe 6 is changed, the exhaust pressure of the exhaust pipe 6 at the other side is increased, so that the generated particles and exhaust gas are pumped away, then in the exhaust process, the direct current motor 8 drives the half gear 801 to rotate, the half gear 801 indirectly drives the ejection plate 805 to move through the transmission gear 802, at the moment, the ejection spring 804 is extruded by the ejection plate 805 to store elastic potential energy, and after one side of the half gear 801 with teeth is separated from the transmission gear 802, the ejection plate 805 drives the knocking rod 806 to rebound under the elastic force of the ejection spring 704, so that the knocking rod 806 impacts the dust removing net 706, and dust adhered to the dust removing net 706 is vibrated and falls into the collecting box.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art who is skilled in the art to which the present invention pertains should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof within the scope of the present invention.
Claims (8)
1. The utility model provides a laser welding equipment, includes box (1), box (1) internally mounted has workstation (2), workstation (2) top is equipped with equipment piece (4), equipment piece (4) bottom is equipped with laser head (402), dust removal case (7) are installed at box (1) top, its characterized in that still includes:
an adjusting mechanism: the adjusting mechanism is arranged inside the equipment block (4), the adjusting mechanism comprises a slot (401) formed in the bottom of the equipment block (4), an arc-shaped plate (4021) connected to the top of the laser head (402), an equipment cavity (404) inside the slot (401) is formed inside the equipment block (4), an adjusting motor (405) is arranged inside the equipment cavity (404), and one side of the adjusting motor (405) is connected with an adjusting gear (406) through bearing fit;
a filtering mechanism: the filtering mechanism is arranged between the equipment block (4) and the dust removal box (7), the filtering mechanism comprises an exhaust fan (702) arranged in the dust removal box (7), an exhaust pipe (6) arranged in the equipment block (4) is arranged at the top of the equipment block (4), a corrugated pipe (601) is connected to the top of the equipment block (4), the top of the corrugated pipe (601) is connected with the dust removal box (7), and a dust removal net (706) obliquely arranged in the dust removal box (7) is arranged at the top of the equipment block;
the fixing mechanism comprises: the fixing mechanism is arranged on the workbench (2);
a displacement mechanism: the displacement mechanism is arranged between the box body (1) and the equipment block (4);
a moving groove (5) communicated with the equipment cavity (404) is formed in the equipment block (4), a moving plate (501) is arranged in the moving groove (5), and matching teeth meshed with the adjusting gear (406) are formed at the bottom of the moving plate (501);
the movable plate (501) is characterized in that two ends of the movable plate (501) are connected with plugging plates (502), through holes (503) are formed in the plugging plates (502), one end of each plugging plate (502) away from the movable plate (501) is connected with a reset spring (504), one end of each reset spring (504) is connected with the inner wall of each movable groove (5), and each adjusting gear (406) drives the movable plate (501) to move, so that the overlapping area of each through hole (503) and each exhaust pipe (6) is changed, and the exhaust pressure of the exhaust pipe (6) at the other side is increased.
2. The laser welding device according to claim 1, wherein the fixing mechanism comprises a plurality of fixing grooves (201) formed in the surface of the workbench (2), a rotating motor (202) is installed in the fixing grooves (201), a threaded rod a (203) is connected to one side of the rotating motor (202) in a matched mode, threads with opposite ends are formed in the threaded rod a (203), clamping blocks (204) are arranged in the fixing grooves (201), and threaded holes matched with the threaded rod a (203) are formed in positions, close to the bottoms, of the clamping blocks (204).
3. The laser welding device according to claim 2, characterized in that a pressing groove is formed in one side, close to the device block (4), of the clamping block (204), a driving motor (205) is installed in the pressing groove, a driving screw (206) connected with the driving motor (205) is arranged in the pressing groove, and a pressing plate (207) is arranged on the outer side of the driving screw (206).
4. The laser welding device according to claim 1, wherein the displacement mechanism comprises a servo motor (3) mounted on one side of the box body (1), a threaded rod b (301) is connected to one side of the servo motor (3) in a matched mode, two transverse blocks (302) are arranged on the outer side of the threaded rod b (301), an adjusting block (303) is connected to the bottom of each transverse block (302), an adjusting groove (304) is formed in the bottom of each adjusting block (303), a synchronous motor (305) is mounted in each adjusting groove (304), a threaded rod c (306) is connected to one side of the synchronous motor (305) in a matched mode, a moving block (307) is arranged on the outer side of the threaded rod c (306), and the bottom end of each moving block (307) is connected to the device block (4).
5. The laser welding device according to claim 1, wherein the laser head (402) is located in the slot (401), two limiting blocks (403) are connected to opposite sides of the laser head (402), a plurality of arc-shaped grooves (4011) communicated with the slot (401) are formed in the device block (4), and the arc-shaped grooves (4011) correspond to the limiting blocks (403) in position.
6. The laser welding device according to claim 1, wherein an air outlet hole (701) is formed in one side of the dust removal box (7), a detachable activated carbon filter screen (703) is arranged in the dust removal box (7), a drawing type collecting box (704) is arranged in the dust removal box (7), and the collecting box (704) is located below the dust removal screen (706).
7. The laser welding device according to claim 1, characterized in that a fixed block (705) is installed on the inner wall of the dust removal box (7) close to the top, the top of the dust removal net (706) is connected with the lower surface of the fixed block (705), an ejection groove (803) is formed in the fixed block (705), an ejection spring (804) is arranged in the ejection groove (803), one end of the ejection spring (804) is connected with an ejection plate (805), the bottom end of the ejection plate (805) is connected with a knocking rod (806) with an L-shaped structure, the bottom end of the knocking rod (806) is spherical, a barrel groove is formed in the bottom of the fixed block (705), and the bottom end of the knocking rod (806) protrudes out of the lower surface of the fixed block (705) through the barrel groove.
8. The laser welding device according to claim 7, wherein a direct current motor (8) is installed at the top of the dust removal box (7), a half gear (801) is connected to the surface of the direct current motor (8) in a matched mode, a transmission groove is formed in the fixed block (705), a transmission gear (802) is connected to the inside of the transmission groove in a matched mode through a bearing, the transmission gear (802) is connected with the half gear (801) in a meshed mode, and meshing teeth meshed with the transmission gear (802) are arranged at the top of the ejection plate (805).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311118703.XA CN116900488B (en) | 2023-09-01 | 2023-09-01 | Laser welding equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311118703.XA CN116900488B (en) | 2023-09-01 | 2023-09-01 | Laser welding equipment |
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| CN116900488B true CN116900488B (en) | 2024-01-19 |
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| CN116900488A (en) | 2023-10-20 |
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