CN213652651U - High-speed laser cladding machine tool - Google Patents
High-speed laser cladding machine tool Download PDFInfo
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- CN213652651U CN213652651U CN202022769667.1U CN202022769667U CN213652651U CN 213652651 U CN213652651 U CN 213652651U CN 202022769667 U CN202022769667 U CN 202022769667U CN 213652651 U CN213652651 U CN 213652651U
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Abstract
The utility model discloses a high-speed laser cladding lathe, including the lathe body, the powder feeder, the laser instrument, air supply system, cooling system and dust collecting system, install control system on the lathe body, triaxial moving mechanism and be used for pressing from both sides the A axle rotary mechanism who adorns the work piece, be equipped with the laser cladding head on the triaxial moving mechanism and take out dirt pipeline, the overhead optic fibre that passes through of laser cladding is connected with the laser instrument, the overhead powder feeding passageway that is equipped with of laser cladding, cooling channel and protective gas passageway, the powder feeding passageway is connected with the powder feeder through sending the powder pipe, cooling channel passes through the cooling pipe and is connected with cooling system, the protective gas passageway passes through the air supply pipe and is connected with air supply system, the dust absorption hole of dust pumping pipeline is towards the laser cladding head setting. The three-axis moving mechanism is matched and linked with the A-axis rotating mechanism, so that laser cladding operation can be performed on complex workpieces with different shapes and sizes, and the practicability is high; a dust extraction pipeline is adopted to absorb smoke dust and dust generated in the laser cladding process, so that harm to operators is reduced.
Description
Technical Field
The utility model relates to a laser cladding equipment technical field, concretely relates to high-speed laser cladding lathe.
Background
The laser cladding is a new surface modification technology, and is a technological method for obviously improving the wear-resisting, corrosion-resisting, heat-resisting, oxidation-resisting and electric properties of the surface of a base layer by placing a selected coating material on the surface of a cladded base body in different material adding modes, melting the selected coating material and a thin layer on the surface of the base body simultaneously through laser irradiation, and forming a surface coating with extremely low dilution degree after rapid solidification, wherein the surface coating is metallurgically combined with the base body. The key point of the process method is synchronous feeding, namely, laser and a melted material are synchronously transmitted to a processing and forming position, and the metal material is continuously, accurately and uniformly thrown into a focusing light spot which scans on a processing surface according to a preset track, so that accurate coupling of the laser and the melted material is realized.
The existing laser cladding machine tool is partially provided with a two-dimensional moving mechanism, cannot realize laser cladding processing on complex workpieces, and is poor in practicability.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical defects, the technical scheme adopted by the utility model is to provide a high-speed laser cladding machine tool, which comprises a machine tool body, a powder feeder, a laser, an air supply system, a cooling system and a dust collection system, wherein the machine tool body is provided with a control system, a three-axis moving mechanism and an A-axis rotating mechanism for clamping a workpiece, the three-axis moving mechanism is provided with a laser cladding head and a dust suction pipeline, the upper end of the laser cladding head is connected with the laser through an optical fiber, the laser cladding head is provided with a powder feeding channel, a cooling channel and a shielding gas channel, the powder feeding channel is connected with the powder feeder through a powder feeding pipe, the cooling channel is connected with the cooling system through a cooling pipe, the shielding gas channel is connected with the air supply system through a gas supply pipe, the dust suction pipeline is connected with the dust collection system, and a dust collection hole of the dust suction pipeline is arranged towards the laser head, the three-axis moving mechanism, the A-axis rotating mechanism, the powder feeder, the laser, the gas supply system, the cooling system and the dust collection system are respectively and electrically connected with the control system.
Further, the laser cladding head comprises a cladding main body, a telescopic sleeve and a powder feeding nozzle which are sequentially connected, wherein the middle parts of the cladding main body, the telescopic sleeve and the powder feeding nozzle are provided with a laser channel in a penetrating way, the laser channel is communicated with each other, the cooling channel comprises a first cooling channel and a second cooling channel, the optical fiber is inserted into and installed at the upper end of the laser channel of the cladding main body, the cladding main body is provided with a shielding gas channel, a laser light path adjusting component and a first cooling channel for cooling the laser light path adjusting component, the shielding gas channel is communicated with the laser channel, the optical fiber introduces laser into the laser light path adjusting component, the first cooling channel is arranged around the laser light path adjusting component, the powder feeding channel and the second cooling channel are respectively arranged on the powder feeding nozzle, the lower end of the powder feeding nozzle is provided with a powder feeding port and a laser outlet, and the powder feeding port is communicated with the powder feeding, the laser outlet is communicated with the laser channel.
Furthermore, the lower end of the powder feeding nozzle is of a cone structure, a plurality of powder feeding channels are arranged and annularly distributed on the powder feeding nozzle around the laser channel in the powder feeding nozzle, and the powder feeding port is an annular port arranged on the outer side of the laser outlet.
Further, laser light path adjusting part is including first protection lens, collimating lens, focus lens and the second protection lens that sets up at the interval in proper order, install protection mirror holder and lower protection mirror holder in the laser channel, first protection lens, collimating lens and focus lens are installed on last protection mirror holder, the second protection lens is installed under on the protection mirror holder.
Further, the powder feeder comprises a powder storage cylinder, a powder disc, a cover plate and a driving assembly, wherein the powder storage cylinder is used for storing powder, the driving assembly is used for driving the powder disc to rotate, the powder disc is installed on an output shaft of the driving assembly, an annular powder feeding groove is formed in the upper surface of the powder disc, the cover plate is installed at the top of the powder disc, the powder storage cylinder is installed on the cover plate, the powder disc and the cover plate are matched and sealed to form a powder feeding cavity, an air supply port, a powder inlet and a powder outlet are formed in the cover plate and are respectively communicated with the powder feeding cavity, the air supply port is communicated with an air supply system through a powder supply pipe, the powder inlet is communicated with the powder storage cylinder, the powder outlet is communicated with a laser cladding head through a powder supply pipe, a discharging scraper and a discharging scraper which can slide relative to the powder disc are symmetrically installed on the annular powder feeding groove, the discharging scraper is communicated with the powder inlet, the discharging scraper is communicated with the powder outlet, and is communicated with the discharging scraper through, powder in the powder storage cylinder sequentially falls into the annular powder conveying groove through the powder inlet and the discharging scraper under the action of gravity, and the powder is transferred to the discharging scraper along with the rotating powder disc and is blocked by the discharging scraper, does not rotate along with the powder disc, and is led out from the powder outlet through the powder conveying pipe along with air flow conveyed into the powder conveying cavity.
Further, the bottom one end of unloading scraper blade is equipped with and send the cooperation of powder groove to inlay the first baffle of establishing with the annular, the bottom other end of unloading scraper blade is equipped with first uncovered, the bottom one end of ejection of compact scraper blade is equipped with the second uncovered, the bottom other end of ejection of compact scraper blade is equipped with and send the cooperation of powder groove to inlay the second baffle of establishing with the annular, the second is uncovered and is close to first uncovered setting, the direction of first baffle, first uncovered setting is unanimous with the direction of rotation of powder dish.
Furthermore, the powder feeder also comprises a control box, wherein the control box is provided with a PLC touch screen and a gas flowmeter for detecting the gas flow in the gas supply pipe, the powder disc is rotatably arranged on the control box, and the driving assembly is arranged in the control box.
Further, triaxial moving mechanism includes X axle servo workstation, Y axle servo workstation and Z axle servo workstation, Y axle servo workstation and dust extraction pipeline are installed on X axle servo workstation, Z axle servo workstation sets up on Y axle servo workstation, the laser cladding head is installed on Z axle servo workstation, A axle rotary mechanism is located the removal route of X axle servo workstation.
Furthermore, a hydraulic tailstock which is matched with the A-axis rotating mechanism relatively to fix the workpiece is arranged on the machine tool body.
Compared with the prior art the utility model discloses technical scheme's beneficial effect does:
the utility model provides a high-speed laser cladding lathe, control system realize carrying out simultaneous or time delay control to laser instrument, powder feeder, air supply system, cooling system to through controlling three-axis moving mechanism and A axle rotary mechanism to cooperate the linkage, realize carrying out the laser cladding operation to the complicated work piece of different shapes, size, the practicality is strong, can also adjust parameters such as air supply, send water, send powder to different work pieces and materials; a dust extraction pipeline is adopted to absorb smoke dust and dust generated in the laser cladding process, so that harm to operators is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high-speed laser cladding machine tool provided by an embodiment of the present invention;
fig. 2 is a perspective view of a high-speed laser cladding machine tool provided by an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a laser cladding head provided by an embodiment of the present invention;
fig. 4 is a perspective view of a powder feeder according to an embodiment of the present invention;
fig. 5 is a perspective view of another embodiment of the powder feeder according to the embodiment of the present invention;
fig. 6 is a perspective view of a powder tray provided by an embodiment of the present invention;
fig. 7 is a perspective view of a cover plate according to an embodiment of the present invention.
The reference numbers are as follows:
1. a machine tool body, 2, a powder feeder, 3, a laser, 4, a gas supply system, 5, a cooling system, 6, a dust suction system, 7, a control system, 8, a three-axis moving mechanism, 9, a workpiece, 10, an A-axis rotating mechanism, 11, a laser cladding head, 12, a dust suction pipeline, 12a, a dust suction hole, 13, an optical fiber, 14, a powder feeding channel, 15, a shielding gas channel, 16, a powder feeding pipe, 17, a cooling pipe, 18, a gas feeding pipe, 19, a cladding main body, 20, a telescopic sleeve, 21, a powder feeding nozzle, 21a, a powder feeding port, 21b, a laser outlet, 22, a laser channel, 23, a first cooling channel, 24, a second cooling channel, 25, a laser light path adjusting component, 26, a first protective lens, 27, a collimating lens, 28, a focusing lens, 29, a second protective lens, 30, a powder storage cylinder, 31, a powder disc, 31a annular powder feeding groove, 32, a cover plate, 32a, an air supply port, 32b, a powder inlet, 32c, a powder outlet, 33, a blanking scraper, 33a, a first baffle, 34, a discharging scraper, 34a, a second baffle, 35, a control box, 36, a PLC touch screen, 37, a gas flowmeter, 38, an X-axis servo workbench, 39, a Y-axis servo workbench, 40, a Z-axis servo workbench, 41, a hydraulic tailstock, 42 and a scraper seat.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Example 1
Referring to fig. 1-7, the high-speed laser cladding machine tool provided by the present invention comprises a machine tool body 1, a powder feeder 2, a laser 3, an air supply system 4, a cooling system 5 and a dust collection system 6, wherein the machine tool body 1 is provided with a control system 7, a three-axis moving mechanism 8 and an a-axis rotating mechanism 10 for clamping a workpiece 9, the three-axis moving mechanism 8 is provided with a laser cladding head 11 and a dust collection pipe 12, the upper end of the laser cladding head 11 is connected with the laser 3 through an optical fiber 13, the laser cladding head 11 is provided with a powder feeding channel 14, a cooling channel and a shielding gas channel 15, the powder feeding channel 14 is connected with the powder feeder 2 through a powder feeding pipe 16, the cooling channel is connected with the cooling system 5 through a cooling pipe 17, the shielding gas channel 15 is connected with the air supply system 4 through an air supply pipe 18, the dust collection pipe 12 is connected with the dust collection system 6, a dust collection hole 12a of the dust collection pipe 12 is arranged toward the, the three-axis moving mechanism 8, the A-axis rotating mechanism 10, the powder feeder 2, the laser 3, the air supply system 4, the cooling system 5 and the dust collection system 6 are respectively connected with the control system 7.
Specifically, be equipped with a plurality of sensors on the lathe body 1, to lack water, lack powder, lack gas, machine tool position carry out real-time detection, be convenient for in time interrupt the lathe operation, prevent to hinder people and damage work piece or equipment.
Specifically, the outer cover is arranged on the machine tool body 1, so that laser radiation can be effectively prevented, and the integral attractiveness of the machine tool can be improved; the machine tool body 1 is integrally formed and integrally cast, so that deformation is prevented, and the service life of the machine tool is prolonged.
Preferably, the laser cladding head 11 comprises a cladding main body 19, a telescopic sleeve 20 and a powder feeding nozzle 21 which are connected in sequence, a laser channel 22 communicated with the middle of the cladding main body 19, the telescopic sleeve 20 and the powder feeding nozzle 21 is arranged in a penetrating manner, the cooling channel comprises a first cooling channel 23 and a second cooling channel 24, the optical fiber 13 is inserted and installed at the upper end of the laser channel of the cladding main body 19, the cladding main body 19 is provided with a shielding gas channel 15, a laser light path adjusting component 25 and a first cooling channel 23 for cooling the laser light path adjusting component 25, the shielding gas channel 15 is communicated with the laser channel 22, the optical fiber 13 introduces laser into the laser light path adjusting component 25, the laser light path adjusting component 25 is installed in the laser channel, the first cooling channel 23 is arranged around the laser light path adjusting component 25, the powder feeding channel 14 and the second cooling channel 24 are respectively arranged on the powder feeding nozzle 21, the lower end of the powder feeding nozzle 21 is provided with a powder feeding port 21a and a laser outlet 21b, the powder feeding port 21a is communicated with the powder feeding channel 14, and the laser outlet 21b is communicated with the laser channel 22.
The laser light path adjusting component 25 and the powder feeding nozzle 21 are respectively cooled by arranging a plurality of cooling channels, so that the long-time operation requirement of the cladding head is ensured; the powder feeding channels 14 are matched and connected with the annular powder feeding port, the powder feeding efficiency is ensured by the annular powder feeding mode, and the powder feeding is uniform.
The protective gas channel 15 is compressed through the inside of the laser cladding head 11 to reach the center of a laser beam molten pool, so that the cladding surface of a workpiece can be well protected, and the cooling channel can effectively take away heat in the cladding main body 19 and the powder feeding nozzle 21. The telescopic sleeve 20 can finely adjust the height of the powder feeding nozzle 21.
Specifically, the second cooling passage 24 is provided around the laser passage 22 in the powder feeding nozzle 21 to uniformly cool the powder feeding nozzle 21. The telescopic sleeve 20 is in threaded connection with the powder feeding spray head 21; the first cooling channel 23 and the second cooling channel 24 are connected with a plurality of cooling joints, so that cooling water can be conveniently circulated to enter and exit. The lower end of the powder feeding nozzle 21 is of a cone structure, a plurality of powder feeding channels 14 are arranged and annularly distributed on the powder feeding nozzle 21 around the laser channel in the powder feeding nozzle 21, and the powder feeding port 21a is an annular port arranged on the outer side of the laser outlet 21 b. The powder with large flow rate is uniformly delivered to the center of the laser beam, the utilization rate of the powder can reach 98 percent at most, and the cost is effectively saved.
Preferably, the laser light path adjusting assembly 25 includes a first protective lens 26, a collimating lens 27, a focusing lens 28 and a second protective lens 29 which are sequentially arranged at intervals, an upper protective lens frame and a lower protective lens frame are installed in the laser channel 22, the first protective lens 26, the collimating lens 27 and the focusing lens 28 are installed on the upper protective lens frame, and the second protective lens 29 is installed on the lower protective lens frame.
The laser is transmitted to the laser channel 22 through the optical fiber 13, the collimation of the laser is maintained through the collimating lens 27, then the laser energy is concentrated through the focusing lens 28 to generate a high-energy laser beam, the first protective lens 26 is used for protecting the collimating lens 27 from being damaged, and the second protective lens 29 is used for protecting the focusing lens 28. The lenses in the laser light path adjusting assembly 25 are all high anti-reflection lenses, so that the optical fibers can be effectively protected from being burnt out by laser reflection.
Preferably, the powder feeder 2 comprises a powder storage barrel 30 for storing powder, a powder disc 31, a cover plate 32 and a driving assembly for driving the powder disc 31 to rotate, the powder disc 31 is mounted on an output shaft of the driving assembly, an annular powder feeding groove 31a is formed in the upper surface of the powder disc 31, the cover plate 32 is mounted on the top of the powder disc 31, the powder storage barrel 30 is mounted on the cover plate 32, a powder feeding cavity is formed by matching and sealing the powder disc 31 and the cover plate 32, an air feeding port 32a, a powder feeding port 32b and a powder discharging port 32c which are respectively communicated with the powder feeding cavity are formed in the cover plate 32, the air feeding port 32a is communicated with the air feeding system 4 through an air feeding pipe 18, the powder feeding port 32b is communicated with the powder storage barrel 30, the powder discharging port 32c is communicated with the laser cladding head 11 through a powder feeding pipe 16, a discharging scraper 33 and a discharging scraper 34 which can slide relative to the powder disc 31 are symmetrically mounted on the annular powder feeding groove 31a, the discharging scraper 33 is communicated with the powder feeding port 32b, the blanking scraper 33 is communicated with the discharging scraper 34 through the annular powder feeding groove 31a, the powder in the powder storage cylinder 30 sequentially falls into the annular powder feeding groove 31a through the powder inlet 32b and the blanking scraper 33 under the action of gravity, the powder is transferred to the discharging scraper 34 along with the rotating powder disc 31 and is blocked by the discharging scraper 34, the powder does not rotate along with the powder disc 31, and the powder is led out from the powder outlet 32c through the powder feeding pipe 16 along with the air flow sent into the powder feeding cavity.
Carry out one-way blocking to the powder that falls into through unloading scraper blade 33, ejection of compact scraper blade 34, make the powder along fixed direction and under the drive of air current, transport between the two and transmit, can effectively avoid the powder gathering, and guarantee the quick output of powder of great weight for send the powder even. The gas supply system 4 supplies part of the shielding gas to the powder feeding cavity of the powder feeder 2, and the other part of the shielding gas is supplied to the powder feeding nozzle 21 through the shielding gas channel 15.
Specifically, the powder feeder 2 further comprises a control box 35, a PLC touch screen 36 and a gas flow meter 37 for detecting the gas flow rate in the gas feed pipe 18 are arranged on the control box 35, the powder tray 31 is rotatably mounted on the control box 35, and the driving assembly is mounted in the control box 35.
Specifically, still be equipped with the puddler in the powder storage cylinder 30, install the agitator motor who rotates with the puddler and be connected on the powder storage cylinder 30, prevent the powder gathering, realize smooth powder feeding. The PLC touch screen 36 is used for controlling the rotating speed of the stirring motor and the servo motor so as to control the powder feeding amount and the gas flow, and can also be used for manually setting the related parameters to realize uniform powder feeding; a power supply for controlling the stirring motor and the servo motor is arranged in the control box 35, and a switch for controlling the on-off of the power supply and an electromagnetic valve for controlling the powder feeding and air feeding are arranged on the control box 35.
Specifically, the powder storage cylinder 30 is a transparent cylinder. Still can be equipped with the decompression supporting seat in the powder storage cylinder 30, the decompression supporting seat includes that support ring and many fix the support column in the powder storage cylinder 30, stores up the embedded support ring that is fixed with of establishing of powder storage cylinder 30, is equipped with the back taper funnel on the support ring, and on the back taper funnel was worn to locate by the lower extreme of support column, the upper end and the powder storage cylinder 30 of support column were fixed. Avoid a large amount of powder to gather in the discharge gate of storing up powder section of thick bamboo 30 fast, avoid blockking up the discharge gate, and can reach the powder loading volume 20 kilograms. Wherein, the puddler is located the upper portion of back taper funnel or wears to establish on the back taper funnel. As shown in fig. 4 and 5, the stirring rod, the stirring motor or the decompression support base can be installed independently or simultaneously according to the requirement.
Preferably, the bottom one end of unloading scraper blade 33 is equipped with and send the cooperation of powder groove 31a to inlay the first baffle 33a of establishing with the annular, the bottom other end of unloading scraper blade 33 is equipped with first uncovered, the bottom one end of ejection of compact scraper blade 34 is equipped with the second uncovered, the bottom other end of ejection of compact scraper blade 34 is equipped with and send the cooperation of powder groove 31a to inlay the second baffle 34a of establishing with the annular, the second is uncovered and is close to first uncovered setting, the direction that first baffle 33a, first uncovered setting is unanimous with the direction of rotation of powder dish 31.
Specifically, the driving assembly is a servo motor, a speed reducer is mounted on an output shaft of the servo motor and connected with a coupler, the powder disc 31 is connected with the coupler through a rotating shaft, a scraper seat 42 is mounted at the upper end of the rotating shaft through a bearing, and the blanking scraper 33 and the discharging scraper 34 are respectively mounted on the scraper seat 42.
Preferably, the three-axis moving mechanism 8 comprises an X-axis servo workbench 38, a Y-axis servo workbench 39 and a Z-axis servo workbench 40, the Y-axis servo workbench 39 and the dust exhaust pipeline 12 are mounted on the X-axis servo workbench 38, the Z-axis servo workbench 40 is arranged on the Y-axis servo workbench 39, the laser cladding head 11 is mounted on the Z-axis servo workbench 40, and the a-axis rotating mechanism 10 is located on a moving path of the X-axis servo workbench 38.
Specifically, a slide rail is arranged on the machine tool body 1, the X-axis servo workbench 38 is slidably mounted on the slide rail, a dust cover is mounted on the slide rail, and the Y-axis servo workbench 39 is arranged on the back side of the dust exhaust pipeline 12; the servo worktable comprises a guide rail and a driver. The movable servo worktable adopts the conventional structure, and the details are not repeated herein.
Because the workpiece has heat in the cladding process and can expand with heat and contract with cold, preferably, the machine tool body 1 is provided with a hydraulic tailstock 41 which is matched with the a-axis rotating mechanism 10 to fix the workpiece. Will elastically contact the end of the workpiece 9 to prevent deformation thereof.
Specifically, the A-axis rotating mechanism 10 adopts a high-speed spindle servo motor, is controlled at 0-260r/min, and can be suitable for cladding processing of workpieces with different diameters; the main spindle box is internally provided with a speed reducing mechanism to increase the torque of the motor, so that the cladding of workpieces with the weight of less than 2 tons can be carried out.
The powder feeding process comprises the following steps: the powder falls into the containing cavity of the blanking scraper 33 on the powder disc 31 from the powder storage cylinder 30 under the action of self gravity and the action of the stirring rod, the powder is transferred into the containing cavity of the discharging scraper 34 under the action of rotation of the powder disc 31 and the obstruction of the first baffle 33a, and is sent out to the laser cladding head 11 from the powder feeding pipe 16 along with the loaded airflow under the obstruction of the second baffle 34a, and is collected at the center of the molten pool from the annular opening through the powder feeding channel 14.
The laser cladding process is as follows: and simultaneously starting the laser 3, the powder feeder 2, the gas supply system 4 and the cooling system 5, supplying a laser beam to the laser light path adjusting component 25 through the laser 3, supplying cooling water to the cladding main body 19 and the powder feeding nozzle 21 through the cooling system 5, conveying metal alloy powder required by laser cladding to the powder feeding nozzle 21 through the powder feeder 2, heating the powder in the powder feeding channel 14 by the laser beam through the laser light path adjusting component 25, cladding the metal alloy powder falling onto the surface of the workpiece on the surface of the workpiece due to heating, and protecting the cladding surface of the workpiece by the protective gas which directly reaches the center of a laser beam molten pool.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A high-speed laser cladding machine tool is characterized in that: comprises a machine tool body (1), a powder feeder (2), a laser (3), an air supply system (4), a cooling system (5) and a dust collection system (6), wherein the machine tool body (1) is provided with a control system (7), a three-axis moving mechanism (8) and an A-axis rotating mechanism (10) for clamping a workpiece (9), the three-axis moving mechanism (8) is provided with a laser cladding head (11) and a dust extraction pipeline (12), the upper end of the laser cladding head (11) is connected with the laser (3) through an optical fiber (13), the laser cladding head (11) is provided with a powder supply channel (14), a cooling channel and a protective air channel (15), the powder supply channel (14) is connected with the powder feeder (2) through a powder supply pipe (16), the cooling channel is connected with the cooling system (5) through a cooling pipe (17), the protective air channel (15) is connected with the air supply system (4) through an air supply pipe (18), the dust extraction pipe (12) is connected with the dust collection system (6), a dust collection hole (12a) of the dust extraction pipe (12) is arranged towards the laser cladding head (11), and the three-axis moving mechanism (8), the A-axis rotating mechanism (10), the powder feeder (2), the laser (3), the gas supply system (4), the cooling system (5) and the dust collection system (6) are respectively connected with the control system (7).
2. The high-speed laser cladding machine tool of claim 1, wherein: the laser cladding head (11) comprises a cladding main body (19), a telescopic sleeve (20) and a powder feeding spray head (21) which are sequentially connected, the middle parts of the cladding main body (19), the telescopic sleeve (20) and the powder feeding spray head (21) are provided with laser channels (22) which are communicated in a penetrating manner, each cooling channel comprises a first cooling channel (23) and a second cooling channel (24), the optical fibers (13) are inserted into the upper ends of the laser channels of the cladding main body (19), the cladding main body (19) is provided with a shielding gas channel (15), a laser light path adjusting component (25) and a first cooling channel (23) for cooling the laser light path adjusting component (25), the shielding gas channel (15) is communicated with the laser channels (22), the optical fibers (13) introduce laser into the laser light path adjusting component (25), and the first cooling channel (23) is arranged around the laser light path adjusting component (25), the powder feeding channel (14) and the second cooling channel (24) are respectively arranged on the powder feeding spray head (21), the lower end of the powder feeding spray head (21) is provided with a powder feeding port (21a) and a laser outlet (21b), the powder feeding port (21a) is communicated with the powder feeding channel (14), and the laser outlet (21b) is communicated with the laser channel (22).
3. The high-speed laser cladding machine tool of claim 2, wherein: the lower end of the powder feeding spray head (21) is of a cone structure, a plurality of powder feeding channels (14) are arranged and annularly distributed on the powder feeding spray head (21) around a laser channel in the powder feeding spray head (21), and the powder feeding port (21a) is an annular port arranged on the outer side of a laser outlet (21 b).
4. The high-speed laser cladding machine tool of claim 2, wherein: laser light path adjusting part (25) are including first protection lens (26), collimating lens (27), focusing lens (28) and second protection lens (29) that the interval set up in proper order, install protection mirror holder and lower protection mirror holder in laser passageway (22), first protection lens (26), collimating lens (27) and focusing lens (28) are installed on last protection mirror holder, second protection lens (29) are installed under on the protection mirror holder.
5. The high-speed laser cladding machine tool of claim 1, wherein: the powder feeder (2) comprises a powder storage cylinder (30) for storing powder, a powder disc (31), a cover plate (32) and a driving assembly for driving the powder disc (31) to rotate, wherein the powder disc (31) is installed on an output shaft of the driving assembly, an annular powder feeding groove (31a) is formed in the upper surface of the powder disc (31), the cover plate (32) is installed at the top of the powder disc (31), the powder storage cylinder (30) is installed on the cover plate (32), the powder disc (31) and the cover plate (32) are matched and sealed to form a powder feeding cavity, an air feeding port (32a), a powder feeding port (32b) and a powder discharging port (32c) which are respectively communicated with the powder feeding cavity are formed in the cover plate (32), the air feeding port (32a) is communicated with an air feeding system (4) through a powder feeding pipe (18), the powder feeding port (32b) is communicated with the powder storage cylinder (30), and the powder discharging port (32c) is communicated with a laser cladding head (11) through a powder feeding pipe (16), powder groove (31) is sent to the annular goes up the symmetry and installs gliding unloading scraper blade (33) of powder dish (31) and ejection of compact scraper blade (34) relatively, unloading scraper blade (33) and powder inlet (32b) intercommunication, ejection of compact scraper blade (34) and powder outlet (32c) intercommunication, powder groove (31a) and ejection of compact scraper blade (34) intercommunication are sent to the annular in unloading scraper blade (33), the powder in storing up powder section of thick bamboo (30) is sent to the annular through powder inlet (32b), unloading scraper blade (33) under the effect of gravity and is fallen into powder groove (31a) is sent to the annular, and the powder is transferred on to ejection of compact scraper blade (34) and is blocked by ejection of compact scraper blade (34) along with pivoted powder dish (31) no longer rotates, and is derived from powder outlet (32c) through sending powder pipe (16) along with sending into the air current that send the powder intracavity.
6. The high-speed laser cladding machine tool of claim 5, wherein: the bottom one end of unloading scraper blade (33) is equipped with and send powder groove (31a) cooperation to inlay first baffle (33a) of establishing with the annular, the bottom other end of unloading scraper blade (33) is equipped with first uncovered, the bottom one end of ejection of compact scraper blade (34) is equipped with the second uncovered, the bottom other end of ejection of compact scraper blade (34) is equipped with and send powder groove (31a) cooperation to inlay second baffle (34a) of establishing with the annular, the second is uncovered to be close to first uncovered setting, the direction of first baffle (33a), first uncovered setting is unanimous with the direction of rotation of powder dish (31).
7. The high-speed laser cladding machine tool of claim 5 or 6, wherein: powder feeder (2) still include control box (35), be equipped with PLC touch-sensitive screen (36) on control box (35) and be arranged in detecting gas flow's gas flowmeter (37) in blast pipe (18), powder dish (31) rotate to be installed on control box (35), drive assembly installs in control box (35).
8. The high-speed laser cladding machine tool of claim 1, wherein: triaxial moving mechanism (8) include X axle servo workstation (38), Y axle servo workstation (39) and Z axle servo workstation (40), Y axle servo workstation (39) and take out dirt pipeline (12) and install on X axle servo workstation (38), Z axle servo workstation (40) set up on Y axle servo workstation (39), laser cladding head (11) are installed on Z axle servo workstation (40), A axle rotary mechanism (10) are located the removal route of X axle servo workstation (38).
9. The high-speed laser cladding machine tool of claim 1 or 8, wherein: and the machine tool body (1) is provided with a hydraulic tailstock (41) which is matched with the A-axis rotating mechanism (10) relatively to fix a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022769667.1U CN213652651U (en) | 2020-11-25 | 2020-11-25 | High-speed laser cladding machine tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115029694A (en) * | 2022-06-23 | 2022-09-09 | 宁波镭速激光科技有限公司 | Handheld laser cladding equipment |
| CN115323369A (en) * | 2022-08-12 | 2022-11-11 | 青岛理工大学 | Laser cladding powder feeder with powder distribution function |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115029694A (en) * | 2022-06-23 | 2022-09-09 | 宁波镭速激光科技有限公司 | Handheld laser cladding equipment |
| CN115323369A (en) * | 2022-08-12 | 2022-11-11 | 青岛理工大学 | Laser cladding powder feeder with powder distribution function |
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