CN115555725B

CN115555725B - Portable high-speed accurate laser body carving equipment

Info

Publication number: CN115555725B
Application number: CN202211432739.0A
Authority: CN
Inventors: 罗冠清; 黄泽宇
Original assignee: Hengyu Chuangzhi Foshan Network Technology Co ltd
Current assignee: Hengyu Chuangzhi Foshan Network Technology Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-05-02
Anticipated expiration: 2042-11-16
Also published as: CN115555725A

Abstract

The invention relates to the technical field of laser engraving, and discloses portable high-speed precise laser engraving equipment. Meanwhile, the lifting tray in the lifting device can effectively collect scraps and cooling water generated in the processing process and timely discharge the scraps and the cooling water, equipment short circuit is avoided, recycling of the cooling water is realized, and water resources are effectively saved.

Description

Portable high-speed accurate laser body carving equipment

Technical Field

The invention relates to the technical field of laser engraving, in particular to portable high-speed precise laser engraving equipment.

Background

The laser engraving process is based on numerical control technology, and uses laser as processing medium, and the processed material is instantaneously melted and gasified under the irradiation of laser to achieve the processing purpose. The laser processing features that the surface of the processed material is not contacted with the surface of the processed material and is not affected by mechanical movement, so that the surface is not deformed and the processed material is not required to be fixed. Meanwhile, the method is not influenced by the elasticity and flexibility of the processed material, and has high processing precision, high speed and wide application field. At present, the laser engraving equipment gradually develops towards miniaturization, whether convenience has become an important consideration, in the prior art, the small portable laser engraving equipment is often only capable of processing a single type of workpiece, and the application range is small, and the practicability is not high.

Disclosure of Invention

The invention aims to provide portable high-speed precise laser engraving equipment, and aims to solve the problems of small application range and low practicability in the prior art.

The invention is realized in such a way that the laser head device comprises an operation table, a lifting device, a clamping device, a laser head and a bracket, wherein the bracket is fixedly arranged on the operation table, and the laser head is connected with the operation table through the bracket; the clamping devices are used for clamping the workpiece, the number of the clamping devices is two, the two clamping devices are respectively arranged at two sides of the operating platform, each clamping device comprises a clamping part, and the clamping parts can clamp the workpiece to rotate; the lifting device comprises a lifting motor, a screw rod and a lifting tray, the lifting tray is rotationally connected to the screw rod, the lifting tray is driven by the lifting motor to move in the vertical direction, the lifting tray comprises a first inclined plate, a second inclined plate, a front plate, a rear plate and a bottom plate, a first through hole is formed in the bottom plate, the first through hole is in threaded connection with the screw rod, the first inclined plate comprises a left side edge and a right side edge located below the left side edge, the second inclined plate comprises a second end and a first end located below the front, the first end of the second inclined plate is lower than the second end of the second inclined plate, and the first end of the second inclined plate is provided with a second through hole.

Preferably, the operation table is provided with a horizontal linear module, the horizontal linear module comprises a linear motor, a reverse screw rod and two sliding blocks, and the two sliding blocks are respectively arranged at two ends of the reverse screw rod with reverse threads; be provided with the slide rail on the operation panel, clamping device passes through the slider and moves on the slide rail horizontal migration, and two clamping device pass through the cooperation of slider and slide rail and be close to gradually or keep away from gradually in the horizontal direction.

Preferably, the upper surface of the sliding block is fixedly provided with a mounting block, and the clamping device is fixedly connected to the mounting block; the clamping device comprises a rotating part, a clamping part and a locking mechanism, wherein the rotating part comprises a rotating motor, a gear, a rotating disc and a fixed support, the fixed support is fixedly connected with a mounting block, the rotating motor is arranged on the upper surface of the mounting block, the gear is connected with an output shaft of the rotating motor, and a first tooth part meshed with the gear is fixedly arranged on the rotating disc.

Preferably, the fixing support is rotatably connected with a centering column, and the centering column is used for ensuring that the central axes of the two clamping devices are on a horizontal line.

Preferably, clamping pieces are symmetrically arranged in the rotating disc in a sliding manner, the clamping pieces penetrate through one side of the rotating disc, and springs are fixedly arranged between the inner wall of the rotating disc and the clamping pieces; the upper and lower surfaces of the end part of the clamping piece are provided with second tooth parts.

Preferably, the rotary disc is provided with a sliding groove, the locking mechanism moves in the sliding groove, the locking mechanism comprises a locking rod, the locking rod comprises a first part and a second part, a threaded hole is formed in the first part, the first part is fixedly connected in the sliding groove through a fastener, and a third tooth part is arranged on the surface of the second part.

Preferably, the garbage collection device comprises a recovery channel and a recovery box, wherein the recovery channel is positioned in the recovery box and is connected with the second through hole, a filter device and a rotating shaft for driving the filter device to rotate are arranged in the bottom of the recovery box, and a water recovery pipeline is connected to the bottom of the recovery box.

Preferably, the water treatment device further comprises a cooling water tank, wherein the cooling water tank comprises a pure water cavity and a recovery water cavity, the pure water cavity is connected with the first water inlet pipe and the first water outlet pipe, the recovery water cavity is connected with the second water inlet pipe and the second water outlet pipe, and the water recovery pipeline is connected with the second water inlet pipe.

Compared with the prior art, through setting up operation panel, elevating gear, clamping device, laser head, support, rotatable clamping part of clamping device, adaptable different work pieces, solid cylinder, hollow cylinder, flat work piece, irregularly shaped work piece, accommodation is wide, the practicality is high. Meanwhile, the lifting tray in the lifting device can effectively collect scraps and cooling water generated in the processing process and timely discharge the scraps and the cooling water, equipment short circuit is avoided, recycling of the cooling water is realized, and water resources are effectively saved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a portable high-speed precision laser engraving device according to an embodiment of the present invention;

FIG. 2 is a front view of the overall structure of a portable high-speed precision laser engraving device according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the internal structure of a housing of a portable high-speed precision laser engraving device according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a clamping device of a portable high-speed precise laser engraving device according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a lifting tray of a portable high-speed precise laser engraving device according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a recycling bin of a portable high-speed precise laser engraving device according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

The implementation of the present invention will be described in detail below with reference to specific embodiments.

Referring to fig. 1, 2 and 3, a preferred embodiment of the present invention is provided. The utility model provides a portable high-speed accurate laser body carving equipment, includes operation panel 1, elevating gear 2, clamping device 3, laser head 4, support 5, and support 5 is fixed to be set up on operation panel 1, and laser head 4 is connected with operation panel 1 through support 5 for carve the work piece surface. The clamping device 3 is used for clamping workpieces, the number of the clamping devices 3 is two, the clamping devices 3 are respectively arranged on two sides of the operating table 1, the clamping devices 3 comprise clamping parts, the clamping parts can clamp the workpieces to rotate, and the clamping parts are rotatable, so that the clamping devices can adapt to different workpieces, such as solid cylinders, hollow cylinders, flat-plate workpieces and irregularly-shaped workpieces, and are wide in application range and high in practicability.

Further, the operation table 1 is provided with a horizontal linear module 6, the horizontal linear module 6 comprises a linear motor 61, a reverse screw rod 62 and two sliding blocks 63, and the sliding blocks 63 are respectively arranged at two ends of the reverse screw rod 62 with reverse threads. Be provided with slide rail 11 on the operation panel 1, clamping device 3 passes through slider 63 and moves on slide rail 11 level, and two clamping device 3 pass through slider 63 and slide rail 11's cooperation and be close gradually or keep away from gradually in the horizontal direction, like this adaptable not unidimensional work piece.

The upper surface of the sliding block 63 is fixedly provided with a mounting block 12, and the clamping device 3 is fixedly connected to the mounting block 12. The clamping device 3 comprises a rotating part, a clamping part and a locking mechanism, wherein the rotating part comprises a rotating motor 31, a gear 32, a rotating disc 33 and a fixed support 34, the fixed support 34 is fixedly connected with the mounting block 12, the rotating motor 31 is arranged on the upper surface of the mounting block 12, the gear 32 is connected with an output shaft of the rotating motor 31, a first tooth part meshed with the gear 32 is fixedly arranged on the rotating disc 33, and the rotating motor 31 drives the gear 32 to rotate so as to drive the rotating disc 33 to rotate.

Specifically, the centering column 341 is rotatably connected to the fixing support 34, and the centering column 341 is used for ensuring that the central axes of the two clamping devices 3 are on a horizontal line, avoiding uneven carving caused by that the central axes of the two clamping devices 3 are not on a uniform horizontal line, and supporting the workpiece under the condition of carving a cylindrical workpiece.

Further, the rotating disc 33 is symmetrically and slidably provided with a clamping member 35, the clamping member 35 penetrates through one side of the rotating disc 33, and a spring 352 is fixedly arranged between the inner wall of the rotating disc 33 and the clamping member 35. The upper and lower surfaces of the end parts of the clamping pieces 35 are respectively provided with a second tooth part 351 for increasing friction force, and when a cylindrical workpiece is engraved, the second tooth parts 351 of the lower surfaces of the two clamping pieces 35 are respectively clamped on the outer surfaces of the workpiece and are used for supporting the workpiece; when engraving a cylindrical workpiece, the second tooth portions 351 of the upper surfaces of the two holding pieces 35 are held on the inner surfaces of the workpiece, respectively, for supporting the workpiece.

Further, a sliding groove 342 is formed on the rotating disc 33, the locking mechanism moves in the sliding groove 342, the locking mechanism comprises a locking rod 36, the locking rod 36 comprises a first part 361 and a second part 362, a threaded hole is formed in the first part 361, the locking rod can be fixedly connected in the sliding groove through a fastening piece such as a bolt, a third tooth 363 is arranged on the surface of the second part 362, friction force is increased, when the weight of a workpiece to be engraved is large, in order to prevent failure of a spring or the workpiece to be accurately processed, the locking mechanism is started, the second part 362 of the locking rod 36 moves on the sliding groove 342 until the surface of the workpiece, the first part 361 is locked by the fastening piece, so that double fixing effect is achieved on clamping of the workpiece, and when a cylindrical workpiece is engraved, the third tooth 363 on the right surface of the second parts 362 of the two locking rods 36 are respectively clamped on the outer surface of the workpiece for supporting the workpiece; when carving the cylindrical workpiece, the third tooth 363 on the left surface of the second portion 362 of the two locking levers 36 is respectively clamped on the inner surface of the workpiece for supporting the workpiece, so that the device is more stable and the application range is wider.

Preferably, the application still includes elevating gear 2, and elevating gear includes elevator motor 21, lead screw 23 and lift tray 22, and lead screw 23 is connected with lift tray 22 rotation, and elevator motor 21 drive lift tray 22 moves in vertical direction. When it is desired to engrave the radial surface of the workpiece, it can be placed on a lifting pallet 22 for machining, the lifting motor 21 being used to adjust the height of the workpiece to accommodate the fixed laser head 4 for better machining.

Further, referring to fig. 5, the elevation tray 22 includes a first inclined plate 221, a second inclined plate 222, and a bottom plate 223, the first inclined plate 221 being inclined downward, including a left side and a right side located right below the left side; the second inclined plate 222 is inclined forward and includes a second end and a first end located at a front lower side, the first end being lower in height than the second end; the bottom plate 223 is parallel to the horizontal plane. The first inclined plate 221 and the second inclined plate 222 are respectively located at two sides of the lifting tray 22, at the left side of the lifting tray 22, the right side of the first inclined plate 221 is connected with the left side of the second inclined plate 222, the right side of the second inclined plate 222 is connected with the left side of the bottom plate 223 through an arc-shaped section 229, and the right side of the lifting tray 22 is in mirror symmetry with the left side. In addition, the lifting tray 22 further comprises a front plate 224 and a rear plate 225, the front plate 224, the rear plate 225, two first inclined plates 221, two second inclined plates 222, two arc sections 229 and a bottom plate 223 form the lifting tray 22 together and are used for bearing workpieces, and meanwhile, scraps and cooling water generated in the engraving process can be collected, so that the scraps and the cooling water are prevented from falling onto the operation table 1 to cause equipment short circuit.

Further, a first through hole 226 is formed in the bottom plate 223, the first through hole 226 is in threaded connection with the screw rod 23, meanwhile, a protective shell 24 is sleeved outside the screw rod 23, and the protective shell 24 is fixedly connected with the bottom plate 223 and used for isolating chips and cooling water. The second inclined plate 222 is provided with a second through hole 227 at the first end, and the chips and cooling water collected in the lifting tray 22 can be discharged out of the second through hole 227 in time.

Further, the application also comprises a garbage collection device 8, wherein the garbage collection device 8 is used for collecting scraps and cooling water generated in the processing process. The garbage collection device 8 comprises a recycling channel 81 and a recycling bin 82, wherein the recycling channel 81 is positioned in the recycling bin 82 and is connected with the second via 227. In order to recycle the collected cooling water, a filter device 83 is further arranged in the recovery tank 82, a water recovery pipeline 85 is further connected to the bottom of the recovery tank 82, scraps and cooling water generated in the processing process are guided into the filter device 83 through the recovery channel 81, the cooling water flows to the bottom of the recovery tank 82 through the filter device, and finally the cooling water is collected through the water recovery pipeline 85. In order to prevent the chips from accumulating above the filtering device, a rotating shaft 84 is arranged at the bottom of the recovery box 82 and connected with the filtering device 83, and the filtering device 83 is driven to rotate so as to make the chips more uniform, so that the chip collecting capacity is increased.

Further, the application still includes coolant tank 86, and coolant tank 86 includes two cavities, is pure water chamber and recovery water chamber respectively, and the cooling water in the pure water chamber is injected by first inlet tube 861, by first outlet pipe 863 output, and the cooling water in the recovery water chamber is injected by second inlet tube 862, again by second outlet pipe 864 output. The water recovery pipeline 85 is connected to the second water inlet pipe 862 of the cooling water tank 86, and the cooling water in the recovery tank 82 is recovered to the recovery water cavity for recycling, so that water resources are saved.

Further, the first water outlet pipe 863 and the second water outlet pipe 864 are both connected to two ports of the three-way valve 87, the other port of the three-way valve 87 is connected to an output pipe 88, and the working states of the first water outlet pipe 863 and the second water outlet pipe 864 can be controlled by opening and closing the three-way valve 87. The output pipeline 88 is connected with a cooling water spray head 89, and the cooling water spray head 89 is arranged around the laser head 4 and above the laser head 4 and is used for rapidly cooling the laser head.

Further, the present application further includes a hot air device 9 for cleaning the bottom plate 223 of the lifting tray 22 from the chips and cooling water. Specifically, the hot air device 9 further includes an air heater 91, two sides of the air heater 91 are connected with hot air pipes 92, and the other ends of the hot air pipes 92 are connected with third through holes 228 on the rear plate 225. Preferably, a certain included angle is formed between the air outlets of the two hot air pipelines 92, so that chips and cooling water can be guaranteed to be blown down to the second through hole 227, the internal temperature of the equipment is not reduced, and the processing effect is guaranteed.

Preferably, the present application further includes a housing 13, the housing 13 being located above the console 1, and the cooling water tank 86 and the air heater 91 being mounted on the housing 13.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. The portable high-speed precise laser body engraving equipment is characterized by comprising an operation table, a lifting device, a clamping device, a laser head, a bracket and a lifting device, wherein the bracket is fixedly arranged on the operation table, and the laser head is connected with the operation table through the bracket; the clamping devices are used for clamping workpieces, the number of the clamping devices is two, the two clamping devices are respectively arranged on two sides of the operating platform, each clamping device comprises a clamping part, and the clamping parts can clamp the workpieces to rotate; the lifting device comprises a lifting motor, a screw rod and a lifting tray, the lifting tray is rotationally connected to the screw rod, the lifting tray is driven by the lifting motor to move in the vertical direction, the lifting tray comprises a first inclined plate, a second inclined plate, a front plate, a rear plate and a bottom plate, a first through hole is formed in the bottom plate, the first through hole is in threaded connection with the screw rod, the first inclined plate comprises a left side edge and a right side edge positioned below the left side edge, the second inclined plate comprises a second end and a first end positioned below the front, the first end of the second inclined plate is lower than the second end of the second inclined plate, and a second through hole is formed in the first end of the second inclined plate;

the operation table is provided with a horizontal linear module, the horizontal linear module comprises a linear motor, a reverse screw rod and two sliding blocks, and the two sliding blocks are respectively arranged at two ends of the reverse screw rod with reverse threads; the clamping devices horizontally move on the sliding rails through the sliding blocks, and the two clamping devices gradually approach or gradually get away from the sliding rails in the horizontal direction through the matching of the sliding blocks and the sliding rails;

the upper surface of the sliding block is fixedly provided with an installation block, and the clamping device is fixedly connected to the installation block; the clamping device comprises a rotating part, a clamping part and a locking mechanism, wherein the rotating part comprises a rotating motor, a gear, a rotating disc and a fixed support, the fixed support is fixedly connected with the mounting block, the rotating motor is arranged on the upper surface of the mounting block, the gear is connected with an output shaft of the rotating motor, and a first tooth part meshed with the gear is fixedly arranged on the rotating disc;

the fixing support is rotationally connected with a centering column, and the centering column is used for ensuring that the central axes of the two clamping devices are on a horizontal line;

clamping pieces are symmetrically arranged in the rotating disc in a sliding mode, penetrate through one side of the rotating disc, and springs are fixedly arranged between the inner wall of the rotating disc and the clamping pieces; the upper surface and the lower surface of the end part of the clamping piece are respectively provided with a second tooth part;

the rotary disc is provided with a sliding groove, the locking mechanism moves in the sliding groove and comprises a locking rod, the locking rod comprises a first part and a second part, a threaded hole is formed in the first part, the first part is fixedly connected in the sliding groove through a fastener, and a third tooth part is arranged on the surface of the second part.

2. The portable high-speed precise laser engraving apparatus according to claim 1, further comprising a garbage collection device that includes a recovery passage, a recovery tank, the recovery passage being located in the recovery tank and the recovery passage being connected to the second via hole, a filter device being provided in the bottom of the recovery tank and a rotating shaft that drives the filter device to rotate, and a water recovery pipe being connected to the bottom of the recovery tank.

3. The portable high-speed precise laser engraving device of claim 2 further comprising a cooling water tank, the cooling water tank comprising a pure water chamber and a recovery water chamber, the pure water chamber connecting a first water inlet pipe and a first water outlet pipe, the recovery water chamber connecting a second water inlet pipe and a second water outlet pipe, the water recovery pipe being connected with the second water inlet pipe.