CN118046113B - Laser cutting equipment for workpiece machining - Google Patents
Laser cutting equipment for workpiece machining Download PDFInfo
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- CN118046113B CN118046113B CN202410425068.8A CN202410425068A CN118046113B CN 118046113 B CN118046113 B CN 118046113B CN 202410425068 A CN202410425068 A CN 202410425068A CN 118046113 B CN118046113 B CN 118046113B
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- 238000003698 laser cutting Methods 0.000 title claims abstract description 39
- 238000003754 machining Methods 0.000 title claims description 4
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000000126 substance Substances 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
- B23K26/70—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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of workpiece cutting equipment, and discloses laser cutting equipment for workpiece processing, which comprises a supporting table with a hollow interior and a laser head which is arranged on the supporting table and is used for cutting a workpiece body, wherein a plurality of clamping units for clamping the workpiece body are arranged on the supporting table, and an angle adjusting unit and a horizontal moving unit are arranged on the supporting table; the clamping unit comprises an annular frame, a plurality of movable racks which are distributed at equal intervals along the circumference of the annular frame are arranged on one surface of the annular frame, a first driving motor is arranged on one surface of the annular frame, and a pressing unit is arranged on the movable racks. According to the invention, by arranging a plurality of groups of clamping units and the like, the pressing units are arranged on the annular frame, and the angle adjusting units, the horizontal moving units, the transverse moving units and the longitudinal moving units are matched, so that the workpiece bodies with different shapes and different areas can be rapidly fixed and cut by laser, the fixing devices for the workpiece bodies do not need to be frequently replaced, and the cutting efficiency for the workpiece bodies is further improved.
Description
Technical Field
The invention relates to the technical field of workpiece cutting equipment, in particular to laser cutting equipment for workpiece machining.
Background
The working principle of laser cutting is that a focused high-power density laser beam is used for irradiating a workpiece, so that the irradiated material is rapidly melted, vaporized, ablated or reaches a burning point, and simultaneously, molten substances are blown off by means of high-speed air flow coaxial with the light beam, thereby realizing the cutting of the workpiece.
In order to improve the stability of cutting a workpiece by using laser cutting equipment, the prior art has made various improvements on the laser cutting equipment for workpiece processing, such as the patent with the patent publication number of CN114227022A, discloses an automatic laser cutting equipment for mechanical sheet metal processing, which comprises a workbench, a supporting unit and a cutting unit, wherein the supporting unit is arranged at the upper end of the workbench, and the cutting unit is arranged on an external machine tool host; the invention can fix the workpiece in all directions, and can ensure the stability of the workpiece during cutting, thereby enhancing the cutting precision of the workpiece; the invention can clean the upper end face of the workpiece to ensure the stability of the workpiece during cutting, thereby enhancing the cutting effect of the workpiece.
The above patent has obvious advantages, but the following disadvantages still exist in the actual operation:
when the existing laser cutting equipment is used for cutting a workpiece, the workpiece is required to be clamped according to the shape of the workpiece, the workpiece is clamped stably in the comparison file, so that the cutting precision in cutting the workpiece can be guaranteed, the workpiece in the practical situation is various in shape, such as a plate in a rectangular shape, a round shape or a polygonal shape, a pipe in the round shape, a pipe in the rectangular shape or a polygonal shape, the workpiece in different shapes is required to be clamped and the workpiece in different shapes is required to be cut by the laser cutting equipment, different clamps are required to be used for clamping the workpiece in different shapes, and the efficiency of the laser cutting equipment in cutting the different workpieces is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the laser cutting equipment for processing the workpiece, which does not need to frequently replace the fixing device for the workpiece body and improves the cutting efficiency for the workpiece body.
In order to achieve the above purpose, the present invention provides the following technical solutions: the laser cutting equipment for workpiece processing comprises a supporting table with a hollow inside and a laser head which is arranged on the supporting table and used for cutting a workpiece body, wherein a plurality of clamping units used for clamping the workpiece body are arranged on the supporting table, and an angle adjusting unit and a horizontal moving unit are arranged on the supporting table;
The clamping unit comprises an annular frame, a plurality of movable racks are arranged on one surface of the annular frame and distributed at equal intervals along the circumference of the annular frame, a first driving motor is arranged on one surface of the annular frame, and a pressing unit is arranged on the movable racks;
The upper surface of the supporting table is provided with a transverse moving unit, the transverse moving unit is provided with a longitudinal moving unit, and the laser head is arranged on the lower surface of the longitudinal moving unit;
the angle adjusting unit is used for adjusting the angle of the annular frame, the horizontal moving unit is used for horizontally moving the annular frame on the supporting table, the first driving motor can simultaneously drive the plurality of moving racks to move in opposite directions or in opposite directions, the pressing unit is matched with the moving racks which simultaneously move to press and fix the workpiece body which is planar and placed on the annular frame, and the transverse moving unit and the longitudinal moving unit are used for driving the laser head to transversely or longitudinally move on the supporting table.
Preferably, the compressing unit comprises a bearing seat fixedly installed on the movable rack, one end, close to the workpiece body, of the bearing seat is rotationally connected with an auxiliary wheel, a side surface fixedly connected with fixed block is arranged on one end, far away from the auxiliary wheel, of the bearing seat, a guide rod penetrates through the fixed block, one end, close to the auxiliary wheel, of the guide rod is fixedly connected with a movable block, a spring sleeved on the side surface of the guide rod is fixedly connected between one surface of the fixed block and one surface of the movable block, connecting rods are rotationally connected to symmetrical side surfaces of the fixed block, the two connecting rods are rotationally connected with compressing wheels between one ends, far away from the fixed block, of the movable block, guide posts are fixedly connected to symmetrical side surfaces of the movable block, and guide sliding holes matched with the guide posts are formed in a penetrating mode on the connecting rods.
Preferably, the annular rack is rotationally connected with an annular gear ring, the annular rack is rotationally connected with a plurality of first gears which are all meshed with the annular gear ring, the thickness of the first gears is larger than that of the annular gear ring and meshed with the movable rack, the output end of the first driving motor is fixedly connected with a second gear meshed with the annular gear ring, one surface of the annular rack is fixedly provided with a placing plate which is matched with the workpiece body through a fastener, and the placing plate has a heat insulation effect.
Preferably, the angle adjusting unit comprises a rotating rod symmetrically and fixedly connected to the side surface of the annular frame, a second driving motor sliding along the side surface of the supporting table is arranged on the side surface of the supporting table, and the output end of the second driving motor is fixedly installed with one end of the rotating rod.
Preferably, the horizontal moving unit comprises a third driving motor fixedly installed at two ends of the supporting table, a third gear is fixedly connected with the output end of the second driving motor, a first sliding groove communicated with the outside is formed in the upper surface of the supporting table, a first sliding block meshed with the third gear is slidably connected in the first sliding groove, a first screw rod penetrating through and in threaded connection with the first sliding block is rotatably connected between the side walls of the two ends in the first sliding groove, and one end of the first screw rod penetrates through the supporting table and is fixedly connected with the output end of the third driving motor.
Preferably, a second sliding groove communicated with the outside is formed in the upper side surface of the movable rack, a second sliding block is connected in the second sliding groove in a sliding manner, the bearing seat is fixedly arranged on the upper side surface of the second sliding block through a fastener, a second screw rod penetrating through and in threaded connection with the second sliding block is connected between the side walls of the two ends in the second sliding groove in a rotating manner, one end of the second screw rod penetrates through the movable rack and is fixedly connected with a rotating block, and one end of the second screw rod located outside the movable rack is in threaded connection with a limiting ring.
Preferably, the transverse moving unit comprises a bearing frame fixedly mounted on the upper surface of the supporting table and symmetrically, a third sliding groove communicated with the outside is formed in the upper side surface of the bearing frame, a third sliding block is connected in the third sliding groove in a sliding mode, a third screw rod is connected between the side walls of the two ends in the third sliding groove in a rotating mode, the third screw rod penetrates through the third sliding block and is in threaded connection with the third sliding block, a fourth driving motor is fixedly mounted on the side surface of the bearing frame, and the output end of the fourth driving motor is fixedly mounted with one end of the third screw rod.
Preferably, the longitudinal moving unit comprises a movable top beam fixedly installed between the upper side surfaces of the two third sliding blocks, a fourth sliding groove communicated with the outside is formed in the lower side surface of the movable top beam, an adaptive fourth sliding block is connected in the fourth sliding groove in a sliding mode, a fourth screw rod is connected between the side walls of the two ends in the fourth sliding groove in a rotating mode, the fourth screw rod penetrates through the fourth sliding block and is in threaded connection with the fourth sliding block, an output end of the movable top beam is fixedly installed with a fifth driving motor fixedly installed with the fourth screw rod, an electric telescopic rod is fixedly installed on the lower side surface of the fourth sliding block, and the laser head is fixedly installed at the telescopic lower end of the electric telescopic rod.
Preferably, the supporting table side is provided with a mounting plate for fixedly mounting the second driving motor, and the supporting table side is provided with a limit groove adapted to one end of the mounting plate.
Preferably, the upper surface of the placing plate is provided with a plurality of supporting bulges, and one end of the movable rack is provided with an elastic cushion block.
Aiming at the defects of the prior art, the invention provides laser cutting equipment for workpiece processing, which overcomes the defects of the prior art and has the beneficial effects that:
according to the invention, by arranging a plurality of groups of clamping units and the like, and arranging a plurality of groups of pressing units on the annular frame, and matching with the angle adjusting units, the horizontal moving units, the transverse moving units and the longitudinal moving units, the workpiece bodies with different shapes and different areas can be quickly fixed and cut by laser, the fixing devices for the workpiece bodies do not need to be frequently replaced, and the cutting efficiency for the workpiece bodies is improved.
According to the invention, by arranging at least two groups of annular frames, when the workpiece body on one annular frame is subjected to laser cutting, an operator takes down the workpiece body which is subjected to laser cutting on the other annular frame, and installs the workpiece body which is required to be subjected to laser cutting, so that the efficiency of laser cutting on the workpiece body is improved.
According to the invention, by arranging the moving block, the fixed block, the pressing wheel and the like, when the moving rack approaches to the workpiece body, the pressing wheel presses the edge of the workpiece body, the pressing force is outward, and the elastic auxiliary wheel and the pressing wheel are matched, so that when the thinner workpiece body is fixed, the possibility of deformation of the workpiece body due to the extrusion fixing mode is reduced.
According to the invention, the output end of the first driving motor drives the second gear to rotate by arranging the annular gear ring and the like, the second gear drives the plurality of first gears to simultaneously and co-rotate by driving the annular gear ring, a plurality of driving devices are not needed, the fixation of a plurality of positions of the workpiece body can be realized, and the laser cutting cost of the workpiece body is reduced.
According to the invention, the second sliding block, the second sliding groove, the second screw rod and the like are arranged, the rotating block drives the second screw rod to rotate, the second screw rod drives the second sliding block to slide in the second sliding groove, the bearing seats are driven to move together when the second sliding block moves, the positions of the plurality of bearing seats are regulated according to the shape of the workpiece body, the workpiece body with a special shape or an irregular polygon can be pressed and fixed, and the cutting range of the integral cutting device is increased.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Fig. 1 is a schematic structural diagram of two clamping units for clamping workpiece bodies with different shapes;
FIG. 2 is a schematic view of a clamping unit for clamping a circular workpiece body according to the present invention;
FIG. 3 is a schematic view of the structure of the two clamping units of the present invention after compressing a large area workpiece body;
FIG. 4 is a schematic view of a support table and the like in partial cross section;
FIG. 5 is a schematic view of a rotating rod according to the present invention;
FIG. 6 is a schematic view of the ring gear of the present invention;
FIG. 7 is a schematic view of the structure of the first gear and the second gear according to the present invention;
FIG. 8 is a schematic view of a movable rack in accordance with the present invention;
FIG. 9 is a schematic diagram of a compacting unit according to the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 7A;
FIG. 11 is an enlarged schematic view of the structure of FIG. 7B;
fig. 12 is an enlarged schematic view of fig. 7 at C.
In the figure: 1. a support table; 2. a laser head; 3. a workpiece body; 4. a clamping unit; 5. an angle adjusting unit; 6. a horizontal moving unit; 7. an annular frame; 8. moving the rack; 9. a first driving motor; 10. a compressing unit; 11. a lateral movement unit; 12. a longitudinal moving unit; 13. a bearing seat; 14. an auxiliary wheel; 15. a fixed block; 16. a guide rod; 17. a moving block; 18. a spring; 19. a connecting rod; 20. a pinch roller; 21. a guide post; 22. a guide slide hole; 23. an annular gear ring; 24. a first gear; 25. a second gear; 26. placing a plate; 27. a rotating lever; 28. a third gear; 29. a second driving motor; 30. a third driving motor; 31. a first chute; 32. a first slider; 33. a first screw rod; 34. a second chute; 35. a second slider; 36. a second screw rod; 37. a rotating block; 38. a limiting ring; 39. a carrier; 40. a fourth driving motor; 41. a third chute; 42. a third screw rod; 43. a third slider; 44. moving the top beam; 45. a fifth driving motor; 46. a fourth chute; 47. a fourth screw rod; 48. a fourth slider; 49. an electric telescopic rod; 50. a mounting plate; 51. a limit groove; 52. a supporting protrusion; 53. and an elastic cushion block.
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.
Referring to fig. 1-12, a laser cutting device for workpiece processing includes a hollow supporting table 1 and a laser head 2 mounted on the supporting table 1 for cutting a workpiece body 3, wherein the supporting table 1 is provided with a plurality of clamping units 4 for clamping the workpiece body 3, and the supporting table 1 is provided with an angle adjusting unit 5 and a horizontal moving unit 6; the clamping unit 4 comprises an annular frame 7, a plurality of movable racks 8 which are distributed at equal intervals along the circumference of the annular frame 7 are arranged on one surface of the annular frame 7, a first driving motor 9 is arranged on one surface of the annular frame 7, and a pressing unit 10 is arranged on the movable racks 8; the upper surface of the supporting table 1 is provided with a transverse moving unit 11, the transverse moving unit 11 is provided with a longitudinal moving unit 12, and the laser head 2 is arranged on the lower surface of the longitudinal moving unit 12; the angle adjusting unit 5 is used for adjusting the angle of the annular frame 7, the horizontal moving unit 6 is used for horizontally moving the annular frame 7 on the supporting table 1, the first driving motor 9 can simultaneously drive the plurality of moving racks 8 to move in opposite directions or in opposite directions, the pressing unit 10 is matched with the moving racks 8 which simultaneously move to press and fix the workpiece body 3 which is planar and placed on the annular frame 7, and the transverse moving unit 11 and the longitudinal moving unit 12 are used for driving the laser head 2 to transversely or longitudinally move on the supporting table 1.
The laser head 2 is a known technology in the prior art, the material to be cut is irradiated by a high-power-density laser beam, so that the material is heated to a vaporization temperature quickly, a hole is formed by vaporization, along with the movement of the material by the laser beam, a slit with a very narrow width is continuously formed by the hole, the workpiece body 3 is cut, the number of the movable racks 8 in the embodiment is not limited, the number of the movable racks 8 can be increased or decreased according to the actual situation, when the workpiece body 3 without a large upper surface of the annular frame 7 needs to be cut, the shape of the workpiece body 3 comprises a circle, a rectangle or a regular polygon (as shown in fig. 1), the workpiece body 3 is placed on the upper surface of the annular frame 7, the first driving motor 9 is started, the first driving motor 9 drives the plurality of movable racks 8 to move in opposite directions on the annular frame 7, when the pressing unit 10 moves close to the workpiece body 3, the pressing unit 10 presses and fixes the edge of the workpiece body 3, the lateral moving unit 11 is started to move the laser head 2 along the long lateral direction of the support table 1, and the laser head 2 is controlled to cut the workpiece body 2 along the short lateral direction of the support table 1 by the longitudinal moving unit 12.
When the tubular workpiece body 3 needs to be cut (as shown in fig. 2), the workpiece body 3 comprises a polygonal workpiece body 3 with a circular cross section, a rectangular cross section or a regular cross section, the angle of the annular frame 7 is adjusted through the angle adjusting unit 5, if the annular frame 7 is adjusted to be right-angle with the supporting table 1, the tubular workpiece body 3 is placed inside the annular frame 7, the first driving motor 9 is started, the first driving motor 9 drives the plurality of moving racks 8 to move in opposite directions simultaneously, the tubular workpiece body 3 is clamped through the plurality of moving racks 8, the workpiece body 3 is matched with the transverse moving unit 11 and the longitudinal moving unit 12 to be cut by laser through the laser head 2, and when the longer tubular workpiece body 3 needs to be cut by laser, the workpiece body 3 can be clamped through the cooperation of the two annular frames 7.
When the workpiece body 3 with the area larger than the upper surface area of one annular frame 7 needs to be subjected to laser cutting (as shown in fig. 3), the workpiece body 3 is in a circular shape, a rectangular shape or a regular polygon shape, the movable racks 8 on the two annular frames 7, which are used for correspondingly blocking the placement of the workpiece body 3, are disassembled, the workpiece body 3 with the larger area is placed on the upper surfaces of the two annular frames 7, the workpiece body 3 with the larger area can be fixed by starting the two first driving motors 9 through the cooperation of the plurality of movable racks 8 and the pressing unit 10, and then the laser head 2 is moved by the transverse moving unit 11 and the longitudinal moving unit 12 to perform laser cutting on the workpiece body 3.
When the tubular workpiece body 3 is required to be subjected to laser cutting with an angle, the angle of the annular frame 7 can be arbitrarily adjusted by the angle adjusting unit 5, and the laser head 2 is moved by the transverse moving unit 11 and the longitudinal moving unit 12 to perform cutting with an angle on the workpiece body 3.
When the longer tubular workpiece body 3 or the workpiece body 3 with larger area is required to be cut by laser, the interval between the annular frames 7 can be adjusted by the horizontal moving unit 6, so that the range of the whole laser cutting device capable of cutting the workpiece body 3 is increased.
Through setting up two at least clamping units 4, realize carrying out laser cutting's duplex position effect to work piece body 3, work piece body 3 on one annular frame 7 is in laser cutting time, operating personnel takes off the work piece body 3 that has accomplished laser cutting on another annular frame 7 to will need laser cutting's work piece body 3 to install, improve the efficiency to work piece body 3 laser cutting, can carry out quick fixed and laser cutting to work piece body 3 of different shapes and different areas simultaneously, need not frequent change to the fixing device of work piece body 3, further improve the cutting efficiency to work piece body 3.
As a technical optimization scheme of the invention, the compressing unit 10 comprises a bearing seat 13 fixedly arranged on the movable rack 8, one end, close to the workpiece body 3, of the bearing seat 13 is rotationally connected with an auxiliary wheel 14, one side surface, far away from the auxiliary wheel 14, of the bearing seat 13 is fixedly connected with a fixed block 15, a guide rod 16 penetrates through the fixed block 15, one end, close to the auxiliary wheel 14, of the guide rod 16 is fixedly connected with a movable block 17, a spring 18 sleeved on the side surface of the guide rod 16 is fixedly connected between one surface of the fixed block 15 and one surface of the movable block 17, symmetrical side surfaces of the fixed block 15 are rotationally connected with connecting rods 19, one end, far away from the fixed block 15, of the two connecting rods 19 is rotationally connected with a compressing wheel 20, symmetrical side surfaces of the movable block 17 are fixedly connected with guide posts 21, and guide sliding holes 22 matched with the guide posts 21 are formed in the connecting rods 19 in a penetrating manner.
When the workpiece body 3 placed on the upper surface of the annular frame 7 needs to be pressed and fastened, the workpiece body 3 is placed on the upper surface of the annular frame 7, the first driving motor 9 is started, the moving rack 8 is driven by the first driving motor 9 to move in the opposite direction, the moving rack 8 drives the bearing seat 13 to move, the auxiliary wheel 14 has the function of supporting and guiding the workpiece body 3 elastically, after the side surface of the workpiece body 3 is contacted with the moving block 17, the moving block 17 is extruded by the workpiece body 3 to move towards the direction of the fixed block 15 due to the continuous movement of the moving rack 8, at the moment, the spring 18 is compressed, meanwhile, the guide rod 16 with a rectangular section limits the moving direction of the moving block 17, the moving block 17 slides in the guide sliding hole 22 through the guide post 21 and drives the connecting rod 19 to rotate along the rotating axis of the fixed block 15, the elastic pressing wheel 20 presses the workpiece body 3 tightly, and when the moving rack 8 moves reversely, the tension of the spring 18 pushes the moving block 17 to move reversely, and the pressing wheel 20 is driven by the guide post 21 to move away from the upper surface of the workpiece body 3.
It should be noted that, in this embodiment, a manner of pressing the upper surface of the workpiece body 3 is adopted, and the pressing force is outward, and in cooperation with the elastic auxiliary wheel 14 and the pressing wheel 20, when the thinner workpiece body 3 is fixed, the possibility of deformation of the workpiece body 3 caused by the manner of pressing and fixing is reduced.
It should be noted that, the above-mentioned bearing seat 13 is installed and fixed by the fastener, and the direction of the bearing seat 13 can be changed and installed according to the actual situation, and meanwhile, the whole bearing seat 13 is replaced according to the thickness of the workpiece body 3, so as to ensure the stability of compressing the workpiece body 3.
As a technical optimization scheme of the invention, an annular gear ring 23 is connected in a rotating manner to the annular frame 7, a plurality of first gears 24 which are all meshed with the annular gear ring 23 are connected in a rotating manner to the annular frame 7, the thickness of the first gears 24 is larger than that of the annular gear ring 23 and meshed with the movable rack 8, a second gear 25 meshed with the annular gear ring 23 is fixedly connected to the output end of the first driving motor 9, a placing plate 26 matched with the workpiece body 3 is fixedly arranged on one surface of the annular frame 7 through a fastener, and the placing plate 26 has a heat insulation effect.
When the first driving motor 9 is started, the output end of the first driving motor 9 drives the second gear 25 to rotate, the annular gear ring 23 is driven to rotate when the second gear 25 rotates, the annular gear ring 23 drives the plurality of first gears 24 to simultaneously and co-directionally rotate when rotating, the plurality of first gears 24 simultaneously drive the corresponding movable racks 8 to move, the plurality of movable racks 8 are realized to simultaneously move in opposite directions or oppositely, the placing plate 26 is made of heat insulation materials, and the placing plate can be replaced through fasteners according to the size of the workpiece body 3 and is used for protecting internal parts of the annular frame 7.
As a technical optimization scheme of the invention, the angle adjusting unit 5 comprises a rotating rod 27 symmetrically and fixedly connected to the side surface of the annular frame 7, a second driving motor 29 sliding along the side surface of the supporting table 1 is arranged on the side surface of the supporting table 1, and the output end of the second driving motor 29 is fixedly arranged with one end of the rotating rod 27.
When the second driving motor 29 is started, the output end of the second driving motor 29 drives the rotating rod 27 to rotate, the angle of the annular frame 7 is adjusted, the second driving motor 29 has a self-locking effect, and the annular frame 7 can be limited at any angle.
As a technical optimization scheme of the invention, the horizontal moving unit 6 comprises a third driving motor 30 fixedly arranged at two ends of the supporting table 1, a third gear 28 is fixedly connected to the output end of the second driving motor 29, a first sliding groove 31 communicated with the outside is formed in the upper surface of the supporting table 1, a first sliding block 32 with the upper side meshed with the third gear 28 is slidably connected in the first sliding groove 31, a first lead screw 33 penetrating through and in threaded connection with the first sliding block 32 is rotatably connected between the side walls at two ends in the first sliding groove 31, and one end of the first lead screw 33 penetrates through the supporting table 1 and is fixedly connected with the output end of the third driving motor 30.
When the distance between the two annular frames 7 needs to be adjusted, the third driving motor 30 is started, the output end of the third driving motor 30 drives the first screw rod 33 to rotate, the first screw rod 33 drives the first sliding block 32 to move in the first sliding groove 31 during rotation, the second driving motor 29 has a self-locking effect, the third gear 28 is meshed with the upper side surface of the first sliding block 32, so that the rotating rod 27 cannot rotate, when the first sliding block 32 moves, the second driving motor 29 moves along with the rotating rod, when the angle of the annular frames 7 needs to be adjusted, the output end of the second driving motor 29 drives the third gear 28 to move on the upper side surface of the first sliding block 32, and the second driving motor 29 also slides along the side surface of the supporting table 1, wherein the third gear 28 can rotate on the upper side surface of the first sliding block 32 for one circle, and the angle adjusting range of the annular frames 7 is ensured.
As a technical optimization scheme of the invention, a second sliding groove 34 communicated with the outside is formed in the upper side surface of the movable rack 8, a second sliding block 35 is connected in a sliding manner in the second sliding groove 34, the bearing seat 13 is fixedly arranged on the upper side surface of the second sliding block 35 through a fastener, a second screw rod 36 penetrating through and in threaded connection with the second sliding block 35 is connected between the side walls of the two ends in the second sliding groove 34 in a rotating manner, one end of the second screw rod 36 penetrates through the movable rack 8 and is fixedly connected with a rotating block 37, and one end of the second screw rod 36 positioned outside the movable rack 8 is in threaded connection with a limiting ring 38.
When the special-shaped or irregular polygonal workpiece body 3 needs to be fixed, the rotating block 37 is rotated, the rotating block 37 drives the second screw rod 36 to rotate, the second screw rod 36 drives the second sliding block 35 to slide in the second sliding groove 34 when rotating, and the bearing seat 13 is fixedly arranged on the second sliding block 35 through a fastener, so that the second sliding block 35 can drive the bearing seat 13 to move together when moving, the positions of a plurality of bearing seats 13 are adjusted according to the shape of the workpiece body 3, the position of the bearing seat 13 is adjusted, the limiting ring 38 is screwed, the position of the second screw rod 36 is limited, the position of the pressing unit 10 can be changed according to different shapes of the workpiece body 3, and the application range of the whole device is improved.
As a technical optimization scheme of the invention, the transverse moving unit 11 comprises a symmetrical bearing frame 39 fixedly arranged on the upper surface of the supporting table 1, a third sliding groove 41 communicated with the outside is formed in the upper side surface of the bearing frame 39, a third sliding block 43 is connected in a sliding manner in the third sliding groove 41, a third screw rod 42 is connected between the side walls of the two ends in the third sliding groove 41 in a rotating manner, the third screw rod 42 penetrates through the third sliding block 43 and is in threaded connection with the third sliding block 43, a fourth driving motor 40 is fixedly arranged on the side surface of the bearing frame 39, and the output end of the fourth driving motor 40 is fixedly arranged with one end of the third screw rod 42.
When the fourth driving motor 40 is started, the output end of the fourth driving motor 40 drives the third screw rod 42 to rotate, and when the third screw rod 42 rotates, the third sliding block 43 is driven to move in the third sliding groove 41, so that the transverse position of the laser head 2 is adjusted.
As a technical optimization scheme of the invention, the longitudinal moving unit 12 comprises a movable top beam 44 fixedly arranged between the upper side surfaces of two third sliding blocks 43, a fourth sliding groove 46 communicated with the outside is formed in the lower side surface of the movable top beam 44, a fourth sliding block 48 which is matched with the fourth sliding groove is connected in a sliding manner in the fourth sliding groove 46, a fourth screw rod 47 is rotatably connected between the side walls of the two ends in the fourth sliding groove 46, the fourth screw rod 47 penetrates through the fourth sliding block 48 and is in threaded connection with the fourth sliding block 48, one end of the movable top beam 44 is fixedly provided with a fifth driving motor 45, the output end of the fifth driving motor is fixedly arranged with the fourth screw rod 47, the lower side surface of the fourth sliding block 48 is fixedly provided with an electric telescopic rod 49, and the laser head 2 is fixedly arranged at the telescopic lower end of the electric telescopic rod 49.
When the fifth driving motor 45 is started, the output end of the fifth driving motor 45 drives the fourth screw rod 47 to rotate, the fourth sliding block 48 is driven to slide in the fourth sliding groove 46 when the fourth screw rod 47 rotates, the longitudinal position of the laser head 2 is adjusted, the electric telescopic rod 49 is started, and the output end of the electric telescopic rod 49 drives the laser head 2 to move along the height direction.
As a technical optimization scheme of the invention, a mounting plate 50 for fixedly mounting the second driving motor 29 is arranged on the side surface of the supporting table 1, and a limit groove 51 matched with one end of the mounting plate 50 is formed on the side surface of the supporting table 1. When the angle of the annular frame 7 is adjusted, the output end of the second driving motor 29 rotates, and the mounting plate 50 moves along with the second driving motor 29, and the limiting groove 51 is used for limiting the mounting plate 50.
As a technical optimization scheme of the invention, the upper surface of the placement plate 26 is provided with a plurality of supporting bulges 52, and one end of the movable rack 8 is provided with an elastic cushion block 53. The supporting protrusions 52 prevent the high temperature generated by the laser head 2 from damaging the placing plate 26, and the elastic cushion blocks 53 improve the stability after clamping the tubular workpiece body 3.
It should be noted that all the motors and the electric telescopic rods 49 can be purchased in the market, all the motors have a self-locking effect, which belongs to the mature technology and is fully disclosed, so the description is not repeated, all the motors and the electric telescopic rods 49 are provided with power supply connecting wires, and are electrically connected with an external main controller and 220V-phase voltage (or 380V-line voltage) through the power supply wires, and the main controller can be conventional known equipment with a control function of a computer and the like.
Finally, it should be noted that: in the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The laser cutting equipment for workpiece machining comprises a supporting table (1) with a hollow inner part and a laser head (2) arranged on the supporting table (1) and used for cutting a workpiece body (3), and is characterized in that a plurality of clamping units (4) used for clamping the workpiece body (3) are arranged on the supporting table (1), and an angle adjusting unit (5) and a horizontal moving unit (6) are arranged on the supporting table (1);
The clamping unit (4) comprises an annular frame (7), a plurality of movable racks (8) which are distributed at equal intervals along the circumference of the annular frame (7) are arranged on one surface of the annular frame (7), a first driving motor (9) is arranged on one surface of the annular frame (7), and a pressing unit (10) is arranged on the movable racks (8);
The upper surface of the supporting table (1) is provided with a transverse moving unit (11), the transverse moving unit (11) is provided with a longitudinal moving unit (12), and the laser head (2) is arranged on the lower surface of the longitudinal moving unit (12);
The angle adjusting unit (5) is used for adjusting the angle of the annular frame (7), the horizontal moving unit (6) is used for horizontally moving the annular frame (7) on the supporting table (1), the first driving motor (9) can simultaneously drive the plurality of moving racks (8) to move towards or away from each other, the pressing unit (10) is matched with the moving racks (8) which simultaneously move and is used for pressing and fixing the workpiece body (3) which is planar and placed on the annular frame (7), and the transverse moving unit (11) and the longitudinal moving unit (12) are used for driving the laser head (2) to transversely or longitudinally move on the supporting table (1);
The compressing unit (10) comprises a bearing seat (13) fixedly installed on the movable rack (8), one end, close to the workpiece body (3), of the bearing seat (13) is rotationally connected with an auxiliary wheel (14), one end, far away from the auxiliary wheel (14), of the bearing seat (13) is fixedly connected with a fixed block (15) in a lateral mode, a guide rod (16) penetrates through the fixed block (15), one end, close to the auxiliary wheel (14), of the guide rod (16) is fixedly connected with a movable block (17), a spring (18) sleeved on the lateral surface of the guide rod (16) is fixedly connected between one surface of the fixed block (15) and one surface of the movable block (17), connecting rods (19) are rotationally connected with a connecting rod (19), two ends, far away from the fixed block (15), of the connecting rods (19) are rotationally connected with a compressing wheel (20), guide posts (21) are fixedly connected with symmetrical lateral surfaces of the movable block (17), and guide holes (22) matched with the guide posts (21) are penetrated through and are formed in the connecting rods (19).
2. The laser cutting device for workpiece processing according to claim 1, characterized in that an annular gear ring (23) is rotationally connected to the annular frame (7), a plurality of first gears (24) which are all meshed with the annular gear ring (23) are rotationally connected to the annular frame (7), the thickness of the first gears (24) is larger than that of the annular gear ring (23) and meshed with the movable rack (8), a second gear (25) meshed with the annular gear ring (23) is fixedly connected to the output end of the first driving motor (9), a placing plate (26) which is matched with the workpiece body (3) is fixedly arranged on one surface of the annular frame (7) through a fastener, and the placing plate (26) has a heat insulation effect.
3. The laser cutting device for workpiece processing according to claim 1, wherein the angle adjusting unit (5) comprises a rotating rod (27) symmetrically and fixedly connected to the side surface of the annular frame (7), the side surface of the supporting table (1) is provided with a second driving motor (29) sliding along the side surface of the supporting table (1), and the output end of the second driving motor (29) is fixedly installed with one end of the rotating rod (27).
4. A laser cutting device for workpiece processing according to claim 3, characterized in that the horizontal moving unit (6) comprises a third driving motor (30) fixedly installed at two ends of the supporting table (1), the output end of the second driving motor (29) is fixedly connected with a third gear (28), a first sliding groove (31) communicated with the outside is formed in the upper surface of the supporting table (1), a first sliding block (32) with the upper side surface meshed with the third gear (28) is slidably connected in the first sliding groove (31), a first screw rod (33) penetrating through and in threaded connection with the first sliding block (32) is rotatably connected between the side walls at two ends in the first sliding groove (31), and one end of the first screw rod (33) penetrates through the supporting table (1) and is fixedly connected with the output end of the third driving motor (30).
5. The laser cutting device for workpiece processing according to claim 1, wherein a second sliding groove (34) communicated with the outside is formed in the upper side surface of the movable rack (8), a second sliding block (35) is connected in a sliding manner in the second sliding groove (34), the bearing seat (13) is fixedly arranged on the upper side surface of the second sliding block (35) through a fastener, a second screw rod (36) penetrating through and in threaded connection with the second sliding block (35) is connected between the side walls of the two ends in the second sliding groove (34) in a rotating manner, one end of the second screw rod (36) penetrates through the movable rack (8) and is fixedly connected with a rotating block (37), and one end of the second screw rod (36) located outside the movable rack (8) is in threaded connection with a limiting ring (38).
6. The laser cutting device for workpiece processing according to claim 1, wherein the transverse moving unit (11) comprises a bearing frame (39) fixedly installed on the upper surface of the supporting table (1) and symmetrically, a third sliding groove (41) communicated with the outside is formed in the upper side surface of the bearing frame (39), a third sliding block (43) is slidably connected in the third sliding groove (41), a third lead screw (42) is rotatably connected between side walls of two ends in the third sliding groove (41), the third lead screw (42) penetrates through the third sliding block (43) and is in threaded connection with the third sliding block (43), a fourth driving motor (40) is fixedly installed on the side surface of the bearing frame (39), and the output end of the fourth driving motor (40) is fixedly installed with one end of the third lead screw (42).
7. The laser cutting device for workpiece processing according to claim 6, wherein the longitudinal moving unit (12) comprises a movable top beam (44) fixedly installed between upper side surfaces of two third sliding blocks (43), a fourth sliding groove (46) communicated with the outside is formed in the lower side surface of the movable top beam (44), an adaptive fourth sliding block (48) is connected in the fourth sliding groove (46) in a sliding manner, a fourth screw rod (47) is rotatably connected between side walls at two ends in the fourth sliding groove (46), the fourth screw rod (47) penetrates through the fourth sliding block (48) and is in threaded connection with the fourth sliding block (48), a fifth driving motor (45) fixedly installed between an output end of the movable top beam (44) and the fourth screw rod (47), an electric telescopic rod (49) is fixedly installed on the lower side surface of the fourth sliding block (48), and the laser head (2) is fixedly installed at the telescopic lower end of the electric telescopic rod (49).
8. A laser cutting device for workpiece processing according to claim 3, characterized in that the side of the supporting table (1) is provided with a mounting plate (50) for fixedly mounting the second driving motor (29), and the side of the supporting table (1) is provided with a limit groove (51) adapted to one end of the mounting plate (50).
9. The laser cutting device for workpiece processing according to claim 2, wherein the upper surface of the placing plate (26) is provided with a plurality of supporting protrusions (52), and one end of the movable rack (8) is provided with an elastic cushion block (53).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410425068.8A CN118046113B (en) | 2024-04-10 | 2024-04-10 | Laser cutting equipment for workpiece machining |
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| CN202410425068.8A CN118046113B (en) | 2024-04-10 | 2024-04-10 | Laser cutting equipment for workpiece machining |
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| CN118046113B true CN118046113B (en) | 2024-08-16 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214237058U (en) * | 2020-11-04 | 2021-09-21 | 常州冠群机电科技有限公司 | Precision instrument laser cutting device with grinding device |
| CN117259073A (en) * | 2023-11-10 | 2023-12-22 | 江苏三江电器集团股份有限公司 | Paint spraying equipment for motor shell |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN211102196U (en) * | 2019-07-25 | 2020-07-28 | 武汉博创星激光科技有限公司 | Laser cutting device convenient to adjust work piece |
| CN213437838U (en) * | 2020-07-05 | 2021-06-15 | 潘小红 | Laser cutting machine capable of automatically adjusting cutting angle |
| CN112059416A (en) * | 2020-08-13 | 2020-12-11 | 浙江摩多巴克斯科技股份有限公司 | Energy-saving double-station laser processing equipment with high speed, high precision and circumferential processing |
| CN113458592A (en) * | 2021-06-30 | 2021-10-01 | 南京华锻智能装备科技有限公司 | Feeding clamping mechanism for laser cutting machine |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214237058U (en) * | 2020-11-04 | 2021-09-21 | 常州冠群机电科技有限公司 | Precision instrument laser cutting device with grinding device |
| CN117259073A (en) * | 2023-11-10 | 2023-12-22 | 江苏三江电器集团股份有限公司 | Paint spraying equipment for motor shell |
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