CN118268736A - Laser cutting device and cutting method for towel rack - Google Patents
Laser cutting device and cutting method for towel rack Download PDFInfo
- Publication number
- CN118268736A CN118268736A CN202410525318.5A CN202410525318A CN118268736A CN 118268736 A CN118268736 A CN 118268736A CN 202410525318 A CN202410525318 A CN 202410525318A CN 118268736 A CN118268736 A CN 118268736A
- Authority
- CN
- China
- Prior art keywords
- laser cutting
- groove
- driving
- head
- cutting head
- Prior art date
- 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.)
- Granted
Links
- 238000003698 laser cutting Methods 0.000 title claims abstract description 163
- 238000005520 cutting process Methods 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 68
- 238000005498 polishing Methods 0.000 claims abstract description 64
- 238000004140 cleaning Methods 0.000 claims abstract description 51
- 239000010419 fine particle Substances 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 35
- 239000002994 raw material Substances 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 8
- 239000013307 optical fiber Substances 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000003466 welding Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- 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
- B23K26/40—Removing material taking account of the properties of the material involved
- B23K26/402—Removing material taking account of the properties of the material involved involving non-metallic material, e.g. isolators
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of laser cutting, and discloses a laser cutting device and a cutting method for a towel rack. According to the invention, the laser cutting head moves along a set cutting path from a starting position, a complete cutting path is moved, a plurality of required workpieces are cut in the plate at one time by laser emitted by the laser cutting head, and then the laser cutting head returns to the starting position along with the mounting plate and is cleaned by the cleaning mechanism, so that fine particle splashes generated by cutting are prevented from adhering to the local position of the laser cutting head, and the laser cutting head is prevented from being damaged while the laser cutting capacity and precision are influenced; and then the mounting plate drives the laser cutting head and the groove polishing mechanism to repeatedly polish the workpiece along the cutting path once, and the edge of the cut workpiece is provided with a groove, so that the produced workpiece can be directly welded through the provided groove.
Description
Technical Field
The invention relates to the technical field of laser cutting, in particular to a laser cutting device and a cutting method for a towel rack.
Background
The laser cutting is to irradiate the workpiece with focused high-power density laser beam to make the irradiated material melt, vaporize, ablate or reach the ignition point fast to evaporate the material to form holes, and the holes form slits with narrow width continuously along with the movement of the beam to the material, and to blow out the molten matters with the high-speed airflow coaxial with the beam to cut the workpiece; laser cutting is one of the thermal cutting methods, and since there is no cutter machining cost, the laser cutting apparatus is also suitable for producing small batches of parts of various sizes that were previously impossible to machine.
At present, along with the centralized operation of industry, when a certain product is produced, the production flow of the product needs to be considered from the whole process, therefore, when a part is produced by laser cutting, when the follow-up operation is welding operation, a groove needs to be manufactured on the part produced by laser cutting, in the existing production process, after the part is output from a laser cutting machine, the part is positioned, so that the groove for welding is accurately manufactured, but the repositioning seriously affects the production efficiency, and the machining error of the part is further amplified due to the existence of positioning error, so that the error of the produced product is easy to finally exceed the set range, and bad products are produced.
In the production process of the towel rack, the towel rack is usually composed of a plurality of parts, the parts are required to be cut from an integral plate or cut from a standard pipe, grooves are required to be formed at corresponding welding positions after the cutting of a towel rack substrate (plate) is completed, if normal working procedures of positioning the parts after the parts are output from a laser cutting machine are adopted, and the positioning working procedures are longer, so that the production efficiency is reduced.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a laser cutting device and a cutting method for a towel rack.
In order to solve the technical problems, the invention provides the following technical scheme:
The utility model provides a laser cutting device, includes conveying platform and laser cutting head, the conveying platform outside is provided with fixed frame, the conveying platform surface has a cutting platform, fixed frame top is and be located cutting platform and be provided with multiaxis actuating mechanism directly over, the top of laser cutting head is provided with the mounting panel, multiaxis actuating mechanism can be through the drive the mounting panel removes, drive the laser cutting head just over the cutting platform removes, the laser cutting head with the mounting panel is in the in-process that the drive of multiaxis actuating mechanism removed, has a home position, the laser cutting head can return this home position with the mounting panel after stopping using, fixed frame top is located home position one side is provided with wiper mechanism, wiper mechanism can the laser cutting head is with the mounting panel removes when the home position, washs the part of laser cutting head; in each cutting process, according to the setting of a cutting program, the laser cutting head moves a complete cutting path in the process of moving along with the mounting plate; one side of mounting panel is still fixed and is provided with groove grinding machanism, groove grinding machanism's polishing head can stretch out to after cutting process is accomplished at every turn under the laser cutting head, the mounting panel can drive the laser cutting head with groove grinding machanism carries out the path of polishing once along cutting path is repeated, the polishing head can be at the in-process of removing along the path of polishing, makes the groove with the work piece edge after the cutting.
Preferably, the multi-axis driving mechanism comprises a plurality of x-axis driving tracks, a y-axis driving track and a z-axis driving track, the mounting plate can be lifted under the driving of the z-axis driving track, the y-axis driving track can drive the z-axis driving track to move along the y-axis direction, and the y-axis driving track can be driven by the plurality of x-axis driving tracks to move along the x-axis direction.
Preferably, the laser cutting head comprises a protective shell, wherein a conduction assembly, a condensing lens assembly, a protective lens assembly and a protective head are sequentially arranged in the protective shell from top to bottom; the laser beam output by the laser generator can be conducted to the conducting component along the optical fiber, and the conducting component is used for correcting the conducting direction of the laser beam to be output along the main shaft direction of the collecting lens component; the protective lens assembly comprises a plane lens, and a laser beam penetrates through the protective lens assembly to penetrate out of the protective shell from the center of the protective head under the focusing of the collecting lens assembly, and projects a focus on the surface of a workpiece to be cut.
Preferably, the protective glass assembly further comprises a positioning ring plate and a sliding box, wherein the positioning ring plate is embedded in the protective shell, and the plane mirror is embedded in the sliding box; when the laser cutting head moves to the initial position along with the mounting plate, the sliding box can slide towards the inside of the cleaning mechanism under the limit of the positioning ring plate, and the plane mirror is moved to the inside of the cleaning mechanism for cleaning.
Preferably, a sliding driving track is arranged between the positioning ring plate and the sliding box, a return spring is further arranged on one side, far away from the cleaning mechanism, of the sliding box, and the sliding box is connected with the positioning ring plate through the return spring; the sliding driving track comprises a driving groove and a driven groove, wherein the driving groove is communicated with the driven groove through an arc reversing groove, and a plurality of driving balls are filled in the driving groove, the driven groove and the arc reversing groove.
Preferably, the cleaning mechanism comprises a cleaning rolling brush and a driving rod, and a penetrating hole is formed in one end, close to the driving rod, of the driving groove; the bottom of slip casket is provided with the driven piece, the driven piece embedding is in inside the driven groove, the driven piece can be under a plurality of under the drive of drive ball, and the slip casket is under reset spring's elasticity effect, slip casket with produce relative slip between the locating ring board.
Preferably, when the laser cutting head moves to a starting position along with the mounting plate, the driving rod penetrates through the penetrating hole and stretches into the driving groove, a plurality of driving balls are pushed into the driven groove, the sliding box is pushed to overcome the elastic force of the reset spring, and the sliding box carries the plane mirror to move to the cleaning rolling brush for cleaning; when the laser cutting head moves along with the mounting plate and leaves from the initial position, the driving rod is gradually separated from the inside of the driving groove, and under the action of the elastic force of the reset spring, the sliding box carries the plane mirror to return to the inside of the positioning ring plate.
Preferably, the groove polishing mechanism further comprises a connecting plate, the bottom end of the connecting plate is rotationally connected with a rotary suspension arm, and the polishing head is arranged at one end of the rotary suspension arm far away from the connecting plate; a rotary driving motor is fixedly arranged on one side of the connecting plate, and a polishing driving motor is further arranged at one end of the rotary suspension arm, which is far away from the connecting plate; the rotary driving motor can output power to drive the rotary suspension arm to rotate around the bottom end of the connecting plate, and the polishing driving motor can drive the polishing head to rotate.
Preferably, a side surface of the laser cutting head is also fixedly provided with a blowing detection nozzle, the side wall of the conveying platform is provided with a plurality of negative pressure fans, the blowing detection nozzle can blow out air flow, and each negative pressure fan can extract air flow; and the air flow conveying paths are arranged from the blow-out measuring nozzles to the negative pressure fans, and fine particle splashes generated by laser cutting of the laser cutting heads can move along with the air flow conveying paths.
The cutting method for the towel rack, which uses the laser cutting device, comprises the following steps:
S1, inputting a cutting program into a control terminal of a multi-shaft driving mechanism in advance, wherein the cutting program comprises a cutting path for cutting a towel rack substrate in a raw material plate;
s2, placing the raw material plate at a cutting platform position above the conveying platform;
s3, moving the laser cutting head along with the mounting plate from the initial position under the drive of the multi-shaft driving mechanism, and moving a complete cutting path once according to the setting of a cutting program;
S4, after the complete cutting path is moved once, the laser cutting head returns to the initial position along with the mounting plate, and the cleaning mechanism cleans the part of the laser cutting head at the initial position;
S5, under the drive of the multi-shaft driving mechanism, the mounting plate drives the laser cutting head and the groove polishing mechanism to repeatedly polish the path once along the cutting path, and the polishing head makes a groove on the edge of the cut workpiece in the process of moving along the polishing path;
s6, taking out the cut raw material plate and the towel rack base materials from the conveying platform, and circulating the steps S2-S5, and carrying out laser cutting on the next uncut raw material plate until the required number of towel rack base materials are obtained.
Compared with the prior art, the invention provides the laser cutting device and the cutting method for the towel rack, which have the following beneficial effects:
1. According to the laser cutting device, under the drive of the multi-axis driving mechanism, the laser cutting head moves along a set cutting path along with the mounting plate right above the cutting platform from a starting position, the complete cutting path is moved once, a plurality of required workpieces are cut in the plate at one time through laser emitted by the laser cutting head, then the laser cutting head returns to the starting position along with the mounting plate, the cleaning mechanism cleans the local part of the laser cutting head at the starting position, so that fine particle splashes generated by cutting can be prevented from adhering to the local position of the laser cutting head, high heat is generated inside the laser cutting head due to blocking of laser, and the laser cutting capability and accuracy are influenced, and meanwhile, the laser cutting head is damaged; then under the drive of multiaxis actuating mechanism, the mounting panel drives laser cutting head and groove grinding machanism and carries out the route of polishing once repeatedly along the cutting route, and the polishing head is along the route removal in-process of polishing, makes the work piece edge after cutting the groove to avoid in follow-up production process, the positioning before making the groove causes the precision subalternation problem, so that the work piece of output can directly weld through the groove of making, practice thrift the production step of product, improve production efficiency.
2. According to the laser cutting device, when the laser cutting head moves to the initial position along with the mounting plate, the driving rod penetrates through the penetrating hole and stretches into the driving groove, gradually contacts with the driving balls in the driving groove, and gradually pushes the driving balls to move from the driving groove to the driven groove through the arc reversing groove, so that the driving balls contacted with the driven block can drive the driven block and the whole sliding box overcomes the elastic action of the reset spring, and the whole sliding box carries the plane mirror to move to the cleaning rolling brush for cleaning; then after a period of cleaning process, the laser cutting head moves along with the mounting plate and leaves from the initial position, the driving rod is gradually separated from the inside of the driving groove, the elastic potential energy of the reset spring stretched is released, the reset spring resets to drive the driven block to push the driving ball to move from the driven groove to the inside of the driving groove, and accordingly reset is carried out, and when the laser cutting head moves along with the mounting plate to the initial position next time, the sliding box carries the plane mirror to the cleaning rolling brush again for cleaning.
3. This kind of laser cutting device, when the laser cutting head carries out the cutting route, rotatory davit rotates around the connecting plate bottom and breaks away from the cutting beam path of polishing head from the laser cutting head, avoid producing the interference to the cutting process of laser cutting head, when the mounting panel drives laser cutting head and groove grinding machanism and repeatedly carries out the route of polishing along the cutting route, rotatory davit rotates around the connecting plate bottom and overlaps the focus position of the cutting beam of polishing head top position with polishing head and former laser cutting head, thereby can make the groove through the setting of polishing head with the work piece edge after cutting, in order to follow-up welding step.
Drawings
FIG. 1 is a schematic perspective view of a laser cutting device according to the present invention;
FIG. 2 is a schematic diagram showing a laser cutting device according to a second embodiment of the present invention;
FIG. 3 is a schematic perspective view of a laser cutting head, a cleaning mechanism and a groove polishing mechanism of a laser cutting device according to the present invention;
FIG. 4 is a schematic perspective view of a laser cutting head and groove polishing mechanism of a laser cutting device according to the present invention;
FIG. 5 is a second perspective view of a laser cutting head and groove polishing mechanism of a laser cutting device according to the present invention;
FIG. 6 is a schematic perspective view of a protective glass assembly of a laser cutting device according to the present invention;
FIG. 7 is a schematic view showing the internal structure of a protective glass assembly of a laser cutting device according to the present invention;
Fig. 8 is a schematic diagram showing a second perspective view of a protective glass assembly of a laser cutting device according to the present invention.
In the figure: 1. a conveying platform; 11. a cutting platform; 12. a negative pressure fan; 2. a laser cutting head; 21. a protective housing; 22. a conductive component; 23. a collection optic assembly; 24. a protective glass assembly; 241. a plane mirror; 242. positioning ring plates; 243. a slide cassette; 244. a slide drive rail; 2441. a driving groove; 2442. a driven groove; 2443. an arc reversing groove; 2444. driving the balls; 2445. a penetrating hole; 245. a return spring; 25. protecting the head; 26. a blow-out nozzle is measured; 3. a fixed frame; 4. a multi-axis driving mechanism; 41. an x-axis drive rail; 42. a y-axis drive rail; 43. a z-axis drive track; 5. a mounting plate; 6. a cleaning mechanism; 61. cleaning a rolling brush; 62. a driving rod; 7. groove polishing mechanism; 71. polishing head; 72. a connecting plate; 73. rotating the boom; 74. a rotary drive motor; 75. and (5) polishing a driving motor.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As described in the background art, the present application provides a laser cutting device and a cutting method for towel rack in order to solve the above technical problems.
Embodiment one:
Referring to fig. 1-8, a laser cutting device includes a conveying platform 1 and a laser cutting head 2, a fixed frame 3 is disposed outside the conveying platform 1, a cutting platform 11 is disposed on the surface of the conveying platform 1, a multi-axis driving mechanism 4 is disposed on the top end of the fixed frame 3 and right above the cutting platform 11, a mounting plate 5 is disposed on the top end of the laser cutting head 2, the multi-axis driving mechanism 4 can move by driving the mounting plate 5, the laser cutting head 2 is driven to move right above the cutting platform 11, the laser cutting head 2 has a starting position along with the mounting plate 5 in the driving movement process of the multi-axis driving mechanism 4, the laser cutting head 2 can return to the starting position along with the mounting plate 5 after stopping using, a cleaning mechanism 6 is disposed on one side of the starting position and the top end of the fixed frame 3, and when the cleaning mechanism 6 can move to the starting position along with the mounting plate 5, the part of the laser cutting head 2 is cleaned; in each cutting process, according to the setting of a cutting program, the laser cutting head 2 moves a complete cutting path in the process of moving along with the mounting plate 5; one side of the mounting plate 5 is also fixedly provided with a groove polishing mechanism 7, a polishing head 71 of the groove polishing mechanism 7 can extend to the position right below the laser cutting head 2 after the cutting process is finished every time, the mounting plate 5 can drive the laser cutting head 2 and the groove polishing mechanism 7 to repeatedly conduct a polishing path along a cutting path, and the polishing head 71 can manufacture a groove on the edge of a cut workpiece in the moving process along the polishing path.
When in use, a cutting program needs to be input into the multi-axis driving mechanism 4 in advance, and in actual use, the cutting program comprises the size, the cutting path and the like of a plate to be cut, the specific cutting program is set and input into a common technical scheme in the prior art, which is not repeated here, then the plate to be cut is placed on the upper surface of the cutting platform 11 of the conveying platform 1 (in actual use, the conveying platform 1 can adopt a conveying structure such as a conveying belt, in particular use, a conveying belt of a rack-type supporting structure can be adopted, the plate to be cut is conveyed to the upper surface of the cutting platform 11 through the conveying belt), then under the driving of the multi-axis driving mechanism 4, the laser cutting head 2 moves along with the set cutting path from the starting position to the cutting platform 11, the complete cutting path is moved once, a plurality of required workpieces are cut in the plate by laser emitted by the laser cutting head 2, then the laser cutting head 2 returns to the starting position along with the mounting plate 5, the cleaning mechanism 6 cleans the part of the laser cutting head 2 at the starting position, so that the part of the laser head 2 at the starting position can be splashed, and the laser head 2 can be prevented from being cut at the position of the cutting head 2, and the laser head 2 can be prevented from being damaged by the laser 2 when the laser has high protection accuracy, and the laser 2 can be prevented from being damaged at the position, and the position of the laser head 2 can be used for the cutting head 2; then under the drive of multiaxis actuating mechanism 4, mounting panel 5 drives laser cutting head 2 and groove grinding machanism 7 and repeatedly carries out the route of polishing once along the cutting route, the grinding head 71 is along the route removal in-process of polishing, make the edge of work piece after cutting the groove (when in actual use, can polish according to the control of procedure and make the groove in the partial route in the route of polishing), in order to avoid in follow-up production process, the precision subalternation problem that the location before making the groove causes, so that the work piece of output can directly weld through the groove of making, save the production step of product, improve production efficiency.
Further, referring to fig. 1-2, the multi-axis driving mechanism 4 includes a plurality of x-axis driving rails 41, a y-axis driving rail 42 and a z-axis driving rail 43, the mounting board 5 can be lifted under the driving of the z-axis driving rail 43, the y-axis driving rail 42 can drive the z-axis driving rail 43 to move along the y-axis direction, and the y-axis driving rail 42 can be driven by the plurality of x-axis driving rails 41 to move along the x-axis direction.
Therefore, in practical use, the x-axis driving track 41, the y-axis driving track 42 and the z-axis driving track 43 are all electrically controlled linear guide rails, and can drive corresponding connecting components to move according to a control program, so that the mounting plate 5 can be controlled to spatially move in three directions of the x-axis, the y-axis and the z-axis through the arrangement of the x-axis driving track 41, the y-axis driving track 42 and the z-axis driving track 43, so that the position (the cutting position of the laser cutting head 2) of the laser cutting head 2 fixed by the mounting plate 5 can be accurately moved according to the control of the program, and the laser cutting head 2 can be accurately controlled to accurately cut the plate.
Further, referring to fig. 1 to 5, the laser cutting head 2 includes a protective housing 21, and a conductive assembly 22, a condenser assembly 23, a protective glass assembly 24 and a protective head 25 are sequentially disposed inside the protective housing 21 from top to bottom; the laser beam output by the laser generator can be conducted to the conducting component 22 along the optical fiber, and the conducting component 22 is used for correcting the conducting direction of the laser beam to be output along the main shaft direction of the collecting mirror component 23; the condenser lens assembly 23 includes a plurality of condenser lenses, the protective lens assembly 24 includes a plane lens 241, and the laser beam passes through the protective lens assembly 24, out of the protective housing 21 from the center of the protective head 25 under the focusing of the condenser lens assembly 23, and projects a focal point on the surface of the workpiece to be cut.
Thus, in use, the conducting component 22 comprises a reflecting mirror and a section of optical fiber which forms a fixed included angle with the reflecting mirror, the optical fiber is communicated with the optical fiber of the laser generator, the laser beam output from the laser generator can be conducted to the reflecting mirror through the fixed optical fiber, the conducting direction of the laser beam is corrected to be output along the main axis direction of the collecting mirror component 23 through the arrangement of the reflecting mirror, the plane mirror 241 penetrating through the protecting mirror component 24 penetrates out of the protecting shell 21 from the center of the protecting head 25 under the focusing of the collecting mirror component 23, the focus is projected on the surface of a workpiece to be cut to cut the surface of the workpiece, and a plurality of required workpieces are cut in a plate at one time along with the movement of the whole laser cutting head 2 along the cutting path.
Further, referring to fig. 3-8, the protective glass assembly 24 further includes a positioning ring plate 242 and a sliding box 243, wherein the positioning ring plate 242 is embedded in the protective housing 21, and the plane mirror 241 is embedded in the sliding box 243; when the laser cutting head 2 moves to the initial position along with the mounting plate 5, the slide cassette 243 can slide inside the cleaning mechanism 6 under the restriction of the positioning ring plate 242, and the plane mirror 241 is moved inside the cleaning mechanism 6 for cleaning.
A sliding driving rail 244 is arranged between the positioning ring plate 242 and the sliding box 243, a return spring 245 is also arranged on one side of the sliding box 243 far away from the cleaning mechanism 6, and the sliding box 243 is connected with the positioning ring plate 242 through the return spring 245; the sliding driving track 244 comprises a driving groove 2441 and a driven groove 2442, wherein the driving groove 2441 and the driven groove 2442 are communicated through an arc reversing groove 2443, and a plurality of driving balls 2444 are filled in the driving groove 2441, the driven groove 2442 and the arc reversing groove 2443.
The cleaning mechanism 6 comprises a cleaning rolling brush 61 and a driving rod 62, and a penetrating hole 2445 is formed in one end of the driving groove 2441, which is close to the driving rod 62; the bottom end of the sliding box 243 is provided with a driven block 2431, the driven block 2431 is embedded in the driven groove 2442, the driven block 2431 can be driven by a plurality of driving balls 2444, and the sliding box 243 can slide relatively with the positioning ring plate 242 under the action of the elastic force of the return spring 245.
When the laser cutting head 2 moves to the initial position along with the mounting plate 5, the driving rod 62 penetrates through the penetrating hole 2445 and stretches into the driving groove 2441, a plurality of driving balls 2444 are pushed into the driven groove 2442, the sliding box 243 is pushed to overcome the elastic force of the reset spring 245, and the sliding box 243 carries the plane mirror 241 to move to the cleaning rolling brush 61 for cleaning; when the laser cutting head 2 moves along with the mounting plate 5 and leaves from the initial position, the driving rod 62 gradually breaks away from the inside of the driving groove 2441, and the sliding box 243 carries the plane mirror 241 to return to the inside of the positioning ring plate 242 under the elastic force of the return spring 245.
When the laser cutting head 2 moves to the initial position along with the mounting plate 5, the driving rod 62 penetrates through the penetrating hole 2445 to extend into the driving groove 2441, gradually contacts with the driving balls 2444 in the driving groove 2441, and gradually pushes the driving balls 2444 to move from the driving groove 2441 to the driven groove 2442 through the arc reversing groove 2443, so that the driving balls 2444 contacted with the driven block 2431 can drive the driven block 2431 and the whole sliding box 243 to overcome the elastic force of the reset spring 245, and the whole sliding box 243 carries the plane mirror 241 to be moved to the cleaning roller brush 61 for cleaning (in actual use, the cleaning roller brush 61 can be driven by a servo motor to clean the plane mirror 241 through the relative movement between the cleaning roller brush 61 and the plane mirror 241); then after a period of time of cleaning, the laser cutting head 2 moves along with the mounting plate 5 to leave from the starting position, the driving rod 62 gradually breaks away from the inside of the driving groove 2441, the elastic potential energy of the stretched reset spring 245 is released, the reset spring 245 resets to drive the driven block 2431 to push the driving ball 2444 to move from the driven groove 2442 to the inside of the driving groove 2441, so that resetting is performed, and the sliding box 243 can be carried with the plane mirror 241 again to the cleaning roller brush 61 for cleaning when the laser cutting head 2 moves along with the mounting plate 5 to the starting position next time.
Further, referring to fig. 3-5, the groove polishing mechanism 7 further includes a connecting plate 72, a rotary boom 73 is rotatably connected to the bottom end of the connecting plate 72, and the polishing head 71 is disposed at one end of the rotary boom 73 far away from the connecting plate 72; a rotary driving motor 74 is fixedly arranged on one side of the connecting plate 72, and a polishing driving motor 75 is further arranged at one end of the rotary suspension arm 73, which is far away from the connecting plate 72; the rotary driving motor 74 can output power to drive the rotary boom 73 to rotate around the bottom end of the connecting plate 72, and the polishing driving motor 75 can drive the polishing head 71 to rotate.
When the laser cutting head 2 is used specifically, the rotary driving motor 74 and the polishing driving motor 75 are servo motors, so that the rotary driving motor 74 can output power to drive the rotary suspension arm 73 to rotate around the bottom end of the connecting plate 72, the rotary suspension arm 73 can rotate around the bottom end of the connecting plate 72 to separate the polishing head 71 from a cutting beam path of the laser cutting head 2 when the laser cutting head 2 is used for cutting a path, interference to the cutting process of the laser cutting head 2 is avoided, when the mounting plate 5 drives the laser cutting head 2 and the groove polishing mechanism 7 to repeatedly conduct a polishing path along the cutting path, the rotary suspension arm 73 rotates around the bottom end of the connecting plate 72 to enable the polishing head top end position of the polishing head 71 to coincide with the focal position of a cutting beam of the original laser cutting head 2, and grooves can be formed on the edge of a cut workpiece through the setting of the polishing head 71, so that subsequent welding steps are facilitated.
Further, referring to fig. 2 and fig. 3-5, a blow-out measuring nozzle 26 is fixedly arranged on the side surface of the laser cutting head 2, a plurality of negative pressure fans 12 are arranged on the side wall of the conveying platform 1, the blow-out measuring nozzle 26 can blow out air flow, and each negative pressure fan 12 can extract air flow; the air flow conveying paths are arranged from the blow-out measuring nozzles 26 to the negative pressure fans 12, and fine particle splashes generated by laser cutting of the laser cutting heads 2 can move along the air flow conveying paths.
Therefore, the air flow conveying paths can be arranged from the measuring blowing nozzles 26 to the negative pressure fans 12, fine particle splashes generated by laser cutting of the laser cutting head 2 can move along the air flow conveying paths, the fine particle splashes generated by laser cutting are effectively guided to be discharged (or collected), the fine particle splashes generated by laser cutting are prevented from being scattered in the air, the fine particle splashes are prevented from adhering to the inside of the laser cutting head 2, laser is prevented from being blocked to generate high heat in the inside of the laser cutting head 2, the laser cutting capability and accuracy are influenced, the laser cutting head 2 is damaged, and the service life of the laser cutting head 2 is guaranteed.
Embodiment two:
A cutting method for towel rack, which uses a laser cutting device as in embodiment one, for laser cutting to produce towel rack base materials (various plate pieces, etc. can also be used for cutting and removing hollowed-out parts in the plate pieces), comprising the following steps:
s1, inputting a cutting program into the control terminal of the multi-shaft driving mechanism 4 in advance, wherein the cutting program comprises a cutting path for cutting a towel rack substrate in a raw material plate;
S2, placing the raw material plate at the position of a cutting platform 11 above the conveying platform 1;
s3, the laser cutting head 2 moves out of the initial position along with the mounting plate 5 under the drive of the multi-shaft driving mechanism 4, and moves a complete cutting path once according to the setting of a cutting program, and when in actual use, the cutting path is executed, so that a plurality of towel rack base materials can be cut out in the raw material plate;
S4, after the laser cutting head 2 moves for a complete cutting path, returning to the initial position along with the mounting plate 5, and cleaning part of the laser cutting head 2 at the initial position by the cleaning mechanism 6;
s5, under the drive of the multi-shaft driving mechanism 4, the mounting plate 5 drives the laser cutting head 2 and the groove polishing mechanism 7 to repeatedly polish the cutting path once along the cutting path, and the polishing head 71 makes a groove on the edge of the cut workpiece in the process of moving along the polishing path;
S6, taking out the cut raw material plate and the towel rack base materials from the conveying platform 1, and circularly carrying out S2-S5 steps, and carrying out laser cutting on the next uncut raw material plate until the required number of towel rack base materials are obtained.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a laser cutting device, includes delivery platform (1) and laser cutting head (2), delivery platform (1) outside is provided with fixed frame (3), delivery platform (1) surface has a cutting platform (11), fixed frame (3) top is and be located cutting platform (11) directly over and be provided with multiaxis actuating mechanism (4), the top of laser cutting head (2) is provided with mounting panel (5), multiaxis actuating mechanism (4) can drive through the drive mounting panel (5) remove, drive laser cutting head (2) are in cutting platform (11) are directly over and are removed, its characterized in that:
The laser cutting head (2) has a starting position along with the mounting plate (5) in the driving movement process of the multi-shaft driving mechanism (4), the laser cutting head (2) can return to the starting position along with the mounting plate (5) after the laser cutting head is stopped, a cleaning mechanism (6) is arranged at the top end of the fixed frame (3) and positioned at one side of the starting position, and the cleaning mechanism (6) can clean part of the laser cutting head (2) when the laser cutting head (2) moves to the starting position along with the mounting plate (5);
in each cutting process, according to the setting of a cutting program, the laser cutting head (2) moves a complete cutting path in the process of moving along with the mounting plate (5);
One side of mounting panel (5) is still fixed and is provided with groove grinding machanism (7), the polishing head (71) of groove grinding machanism (7) can stretch out to after cutting process is accomplished at every turn under laser cutting head (2), mounting panel (5) can drive laser cutting head (2) with groove grinding machanism (7) are along cutting the route of polishing repeatedly, polishing head (71) can be at the in-process of removing along the route of polishing, make the groove with the work piece edge after the cutting.
2. A laser cutting device according to claim 1, wherein: the multi-axis driving mechanism (4) comprises a plurality of x-axis driving tracks (41), y-axis driving tracks (42) and z-axis driving tracks (43), the mounting plate (5) can be driven by the z-axis driving tracks (43) to lift, the y-axis driving tracks (42) can drive the z-axis driving tracks (43) to move along the y-axis direction, and the y-axis driving tracks (42) can be driven by the x-axis driving tracks (41) to move along the x-axis direction.
3. A laser cutting device according to claim 1, wherein: the laser cutting head (2) comprises a protective shell (21), wherein a conduction assembly (22), a condensing lens assembly (23), a protective lens assembly (24) and a protective head (25) are sequentially arranged in the protective shell (21) from top to bottom;
The laser beam output by the laser generator can be conducted to the conduction assembly (22) along an optical fiber, and the conduction assembly (22) is used for correcting the conduction direction of the laser beam to be output along the main shaft direction of the collecting lens assembly (23);
The collecting lens assembly (23) comprises a plurality of collecting lenses, the protective lens assembly (24) comprises a plane lens (241), and a laser beam passes through the protective lens assembly (24) to penetrate out of the protective shell (21) from the center of the protective head (25) under the focusing of the collecting lens assembly (23) and projects a focus on the surface of a workpiece to be cut.
4. A laser cutting apparatus according to claim 3, wherein: the protective glass assembly (24) further comprises a positioning ring plate (242) and a sliding box (243), wherein the positioning ring plate (242) is embedded into the protective shell (21), and the plane mirror (241) is embedded into the sliding box (243);
When the laser cutting head (2) moves to a starting position along with the mounting plate (5), the sliding box (243) can slide towards the inside of the cleaning mechanism (6) under the limit of the positioning ring plate (242), and the plane mirror (241) is moved to the inside of the cleaning mechanism (6) for cleaning.
5. A laser cutting apparatus according to claim 4, wherein: a sliding driving rail (244) is arranged between the positioning ring plate (242) and the sliding box (243), a return spring (245) is further arranged on one side, far away from the cleaning mechanism (6), of the sliding box (243), and the sliding box (243) is connected with the positioning ring plate (242) through the return spring (245);
The sliding driving track (244) comprises a driving groove (2441) and a driven groove (2442), wherein the driving groove (2441) is communicated with the driven groove (2442) through an arc reversing groove (2443), and a plurality of driving balls (2444) are filled in the driving groove (2441), the driven groove (2442) and the arc reversing groove (2443).
6. A laser cutting apparatus according to claim 5, wherein: the cleaning mechanism (6) comprises a cleaning rolling brush (61) and a driving rod (62), and a penetrating hole (2445) is formed in one end, close to the driving rod (62), of the driving groove (2441);
the bottom of slip casket (243) is provided with driven piece (2431), driven piece (2431) imbeds driven groove (2442) are inside, driven piece (2431) can be under the drive of a plurality of drive ball (2444), and slip casket (243) are under the elasticity effect of reset spring (245), slip casket (243) with produce relative slip between positioning ring board (242).
7. A laser cutting apparatus according to claim 6, wherein: when the laser cutting head (2) moves to a starting position along with the mounting plate (5), the driving rod (62) penetrates through the penetrating hole (2445) to extend into the driving groove (2441), a plurality of driving balls (2444) are pushed into the driven groove (2442), the sliding box (243) is pushed to overcome the elastic force of the reset spring (245), and the sliding box (243) carries the plane mirror (241) to be moved to the cleaning rolling brush (61) for cleaning;
When the laser cutting head (2) moves along with the mounting plate (5) and leaves from the initial position, the driving rod (62) is gradually separated from the inside of the driving groove (2441), and the sliding box (243) carries the plane mirror (241) to return to the inside of the positioning ring plate (242) under the elastic force of the return spring (245).
8. A laser cutting device according to claim 1, wherein: the groove polishing mechanism (7) further comprises a connecting plate (72), a rotary suspension arm (73) is rotatably connected to the bottom end of the connecting plate (72), and the polishing head (71) is arranged at one end, far away from the connecting plate (72), of the rotary suspension arm (73);
a rotary driving motor (74) is fixedly arranged on one side of the connecting plate (72), and a polishing driving motor (75) is further arranged at one end, far away from the connecting plate (72), of the rotary suspension arm (73);
the rotary driving motor (74) can output power to drive the rotary suspension arm (73) to rotate around the bottom end of the connecting plate (72), and the polishing driving motor (75) can drive the polishing head (71) to rotate.
9. A laser cutting device according to claim 1, wherein: the side face of the laser cutting head (2) is also fixedly provided with a blowing detection nozzle (26), the side wall of the conveying platform (1) is provided with a plurality of negative pressure fans (12), the blowing detection nozzle (26) can blow out air flow, and each negative pressure fan (12) can extract air flow;
The side blowing nozzles (26) are directed to each negative pressure fan (12) and are provided with an airflow conveying path, and fine particle splashes generated by laser cutting of the laser cutting head (2) can move along with the airflow conveying paths.
10. A cutting method for towel rails using a laser cutting device according to any one of claims 1-9, characterized by the steps of:
s1, inputting a cutting program into the control terminal of a multi-shaft driving mechanism (4) in advance, wherein the cutting program comprises a cutting path for cutting a towel rack substrate in a raw material plate;
s2, placing the raw material plate at the position of a cutting platform (11) above the conveying platform (1);
S3, the laser cutting head (2) moves out of the initial position along with the mounting plate (5) under the drive of the multi-shaft driving mechanism (4), and a complete cutting path is moved once according to the setting of a cutting program;
s4, after the laser cutting head (2) moves for a complete cutting path, returning to the starting position along with the mounting plate (5), and cleaning the part of the laser cutting head (2) at the starting position by the cleaning mechanism (6);
S5, under the drive of the multi-shaft driving mechanism (4), the mounting plate (5) drives the laser cutting head (2) and the groove polishing mechanism (7) to repeatedly polish the cutting path once, and the polishing head (71) makes a groove on the edge of the cut workpiece in the process of moving along the polishing path;
s6, taking out the cut raw material plate and the towel rack base materials from the conveying platform (1), and circularly carrying out S2-S5 steps, and carrying out laser cutting on the next uncut raw material plate until the required number of towel rack base materials are obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410525318.5A CN118268736B (en) | 2024-04-29 | 2024-04-29 | Laser cutting device and cutting method for towel rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410525318.5A CN118268736B (en) | 2024-04-29 | 2024-04-29 | Laser cutting device and cutting method for towel rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118268736A true CN118268736A (en) | 2024-07-02 |
| CN118268736B CN118268736B (en) | 2024-10-18 |
Family
ID=91648125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410525318.5A Active CN118268736B (en) | 2024-04-29 | 2024-04-29 | Laser cutting device and cutting method for towel rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118268736B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118492683A (en) * | 2024-07-17 | 2024-08-16 | 江苏陈氏伟业纺织科技有限公司 | Laser cloth cutting machine |
| CN119566577A (en) * | 2025-02-08 | 2025-03-07 | 温州职业技术学院 | A high-precision laser intelligent detection system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208408924U (en) * | 2018-07-02 | 2019-01-22 | 岗春激光科技（江苏）有限公司 | A kind of laser cutting head |
| US20210121985A1 (en) * | 2019-10-28 | 2021-04-29 | Robert Bosch Gmbh | Laser Cutter Adapted to Cut Rotating Workpieces |
| CN216503008U (en) * | 2021-12-23 | 2022-05-13 | 苏州枭帝克精密钣金有限公司 | Rapid moving and cutting device for laser cutting of car bottom panel |
| CN216802130U (en) * | 2021-12-01 | 2022-06-24 | 苏州领创先进智能装备有限公司 | Plane groove laser cutting machine |
| CN115570279A (en) * | 2022-10-09 | 2023-01-06 | 江西索瑞达智能装备科技有限公司 | Laser cutting side's pipe circle presss from both sides tight structure and laser equipment |
-
2024
- 2024-04-29 CN CN202410525318.5A patent/CN118268736B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208408924U (en) * | 2018-07-02 | 2019-01-22 | 岗春激光科技（江苏）有限公司 | A kind of laser cutting head |
| US20210121985A1 (en) * | 2019-10-28 | 2021-04-29 | Robert Bosch Gmbh | Laser Cutter Adapted to Cut Rotating Workpieces |
| CN216802130U (en) * | 2021-12-01 | 2022-06-24 | 苏州领创先进智能装备有限公司 | Plane groove laser cutting machine |
| CN216503008U (en) * | 2021-12-23 | 2022-05-13 | 苏州枭帝克精密钣金有限公司 | Rapid moving and cutting device for laser cutting of car bottom panel |
| CN115570279A (en) * | 2022-10-09 | 2023-01-06 | 江西索瑞达智能装备科技有限公司 | Laser cutting side's pipe circle presss from both sides tight structure and laser equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118492683A (en) * | 2024-07-17 | 2024-08-16 | 江苏陈氏伟业纺织科技有限公司 | Laser cloth cutting machine |
| CN119566577A (en) * | 2025-02-08 | 2025-03-07 | 温州职业技术学院 | A high-precision laser intelligent detection system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118268736B (en) | 2024-10-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN118268736B (en) | Laser cutting device and cutting method for towel rack | |
| JP5459484B2 (en) | Dicing apparatus and dicing method | |
| CN110587123A (en) | Laser processing device and processing method thereof | |
| CN113909708B (en) | Laser cutting machine adopting integrated lathe bed structure and use method thereof | |
| CN216299866U (en) | Online tire mold laser cleaning equipment | |
| JPH09300178A (en) | NC machine tool with tool edge position measurement function | |
| JP3257157B2 (en) | CO2 laser drilling device and method | |
| JP2013008823A (en) | Cutting device | |
| TWI475710B (en) | Device for the production of thin layer solar cell module | |
| CN111774736A (en) | Laser non-penetrating cutting equipment and method for metal outer sleeve of outer cladding workpiece | |
| CN116140918A (en) | LED product repairing equipment and method with milling cutter repairing function | |
| WO2010092964A1 (en) | Method for cutting brittle material substrate | |
| CN214322195U (en) | Multi-station rotating laser grinding device with multiple cutting heads | |
| CN211247615U (en) | Laser cleaning device | |
| CN209439958U (en) | A kind of scribing machine | |
| JP6224462B2 (en) | Method for detecting operating characteristics of machining feed mechanism in laser machining apparatus and laser machining apparatus | |
| CN114453730B (en) | Laser processing method of hemispherical revolving body | |
| JP4641276B2 (en) | Laser processing machine and wind cell | |
| CN115229334A (en) | Rotary selection surface treatment laser processing system and processing method | |
| CN114799572A (en) | Laser cutting machining method based on scanning path control energy distribution | |
| CN114653677A (en) | Ultrasonic-assisted laser-induced cavitation bubble cleaning device for engine connecting rod | |
| CN108465943B (en) | Laser disintegration equipment with metal casing wrapped outside and use method thereof | |
| JP2005205833A (en) | Mold cleaning equipment | |
| CN118143471B (en) | Laser scribing device for wafer cutting and positioning method thereof | |
| CN220921288U (en) | Laser cutting machine workbench capable of cleaning waste residues |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |