CN218361098U

CN218361098U - Composite laser cleaning head

Info

Publication number: CN218361098U
Application number: CN202222824217.7U
Authority: CN
Inventors: 吕祥; 施建宏; 刘明峰; 严国鹏; 姚艳; 邓力
Original assignee: Wuhan Raycus Fiber Laser Technologies Co Ltd
Current assignee: Wuhan Raycus Fiber Laser Technologies Co Ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-24
Anticipated expiration: 2032-10-26

Abstract

The application provides a compound laser cleaning head, which comprises a housin, light-emitting subassembly and optical system, a housin, be equipped with first opening, second opening and third opening, first opening part is equipped with first laser and connects, the second opening part is equipped with second laser and connects, the light-emitting subassembly has the protective glass, third opening department installs the light-emitting subassembly, protective glass shutoff third opening, optical system installs in the casing, optical system has first galvanometer module, the second galvanometer module that shakes, beam combiner module and field lens module, first galvanometer module is located behind the first laser and connects, the second galvanometer module is located behind the second laser and connects, beam combiner module is located behind first galvanometer module and the second galvanometer module that shakes, the field lens module is located behind the beam combiner module, the light-emitting side and the third opening of field lens module set up relatively. The advantages of pulse laser and continuous laser are integrated, the structure is simple, the cleaning effect is good, and the application range is wide.

Description

Composite laser cleaning head

Technical Field

The application belongs to the technical field of laser cleaning, and particularly relates to a composite laser cleaning head.

Background

The laser cleaning technology is characterized in that high-energy laser beams are used for irradiating the surface of a workpiece, dirt, corrosion or a coating on the surface is instantly evaporated or peeled off, and therefore the purpose of cleaning the workpiece is achieved.

At present, laser cleaning equipment on the market adopts single wavelength more, if adopt continuous light to wash, to the pollutant such as paint, rust be difficult to the sanitization that is thicker, if adopt pulse light to wash, peak energy density is high during the washing, and the transition is washd and is damaged the machined part, and laser cleaning equipment's suitable scene is single, and application scope is little.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides compound laser cleaning head to solve the problem that the wavelength of current laser cleaning head output is single, application scope is little.

The embodiment of the application provides a compound laser cleaning head, includes:

the laser device comprises a shell, a laser connector and a control circuit, wherein the shell is provided with a first opening, a second opening and a third opening, the first opening is provided with a first laser connector, the second opening is provided with a second laser connector, the first laser connector is used for connecting an external pulse laser, and the second laser connector is used for connecting an external continuous laser;

the light-emitting component is provided with a protective glass, the light-emitting component is installed at the third opening, and the protective glass blocks the third opening;

optical system, install in the casing, optical system has first mirror module, the second that shakes, beam combiner module and field lens module, first mirror module that shakes is located behind the first laser joint, the second shakes the mirror module and is located behind the second laser joint, beam combiner module is located first mirror module that shakes with behind the second mirror module that shakes, the field lens module is located behind the beam combiner module, the light-emitting side of field lens module with the third opening sets up relatively.

Optionally, the first galvanometer module and the second galvanometer module both include:

the galvanometer motor is connected with the shell;

the output end of the galvanometer motor is connected with the galvanometer lens, and the galvanometer motor is used for driving the galvanometer lens to swing;

and the air cooling mechanism is arranged in the shell and used for blowing cold air to the vibrating mirror lens.

Optionally, the air cooling mechanism has:

the cooling seat is arranged in the shell and is used for being communicated with an external cold air source;

the air faucet is mounted on the cooling seat, a conical surface is arranged on the air faucet, a honeycomb-shaped air outlet hole is formed in the conical surface, and the air outlet hole is located beside the lens of the galvanometer.

Optionally, the beam combiner module includes:

a beam combining mirror;

the first mounting seat is provided with a first mounting piece and a first clamping piece, the first clamping piece is rotatably connected with the first mounting piece, one end of the beam combiner is fixedly connected with the first clamping piece, and the first mounting piece is mounted in the shell;

the second mounting seat is provided with a second mounting part and a second clamping part, the second clamping part is rotatably connected with the second mounting part, the second clamping part is arranged opposite to the first clamping part, the other end of the beam combining mirror is fixedly connected with the second clamping part, and the second mounting seat is mounted in the shell.

Optionally, the first clamping member comprises:

the first connecting shaft is rotatably connected with the first mounting piece and provided with a first end and a second end, the first end deviates from the beam combiner, and the first end extends out of the first mounting piece and the shell;

the first clamping block is arranged on the second end and provided with a first clamping groove, and the beam combiner is arranged in the first clamping groove;

the second holder includes:

the second connecting shaft is rotatably connected with the second mounting piece;

and the second clamping block is connected with the second connecting shaft, a second clamping groove is formed in the second clamping block, and the beam combining mirror is installed in the second clamping groove.

Optionally, the first end of the first connecting shaft is provided with a "straight" groove or a "cross" groove.

Optionally, the first clamping block and the second clamping block are both provided with heat dissipation fins.

Optionally, the housing includes:

the first sub-shell is provided with a first opening and a second opening, the first laser joint and the second laser joint are connected with the first sub-shell, the first galvanometer module, the second galvanometer module and the beam combiner module are respectively connected with the first sub-shell and are positioned in the first sub-shell, a water cooling channel is arranged in the side wall of the first sub-shell, the first sub-shell is provided with a pipe joint, and the pipe joint is communicated with the water cooling channel;

the second subshell is connected with the first subshell, the third opening is arranged on the second subshell, and the field lens module is arranged in the second subshell;

and the water cooling plate is arranged on the second subshell, a water cooling channel is arranged in the water cooling plate, a pipe joint is arranged on the water cooling plate, and the pipe joint is communicated with the water cooling channel.

Optionally, the dust exhaust device further comprises an air knife dust exhaust assembly having:

the air knife mechanism comprises a support and a plurality of air knives, the support is positioned on the light emergent side of the third opening and connected with the shell, the plurality of air knives are arranged on the support at intervals along the light emergent direction of the third opening, and the air knives blow air in an air flow direction perpendicular to the light emergent direction of the third opening;

and the dust pumping mechanism is positioned on the light emergent side of the third opening and is arranged opposite to the air knife.

Optionally, the gas knife comprises:

the air inlet and the air outlet are respectively communicated with the air cavity, one long side wall of the air outlet extends along the air flow direction in the direction departing from the body, and the ratio of the extending distance of the side wall to the width of the air outlet is 3-200.

The composite laser cleaning head provided by the embodiment of the application adopts the structure that the first galvanometer module, the second galvanometer module, the beam combiner module and the field lens module are arranged in the shell, the first galvanometer module is positioned behind the first laser joint, the second galvanometer module is positioned behind the second laser joint, pulse laser emitted by the first laser joint is irradiated to the beam combiner module after swinging through the first galvanometer module, continuous laser emitted by the second laser joint is irradiated to the beam combiner module after swinging through the second galvanometer module, the pulse laser is reflected by the beam combiner module and irradiated to the field lens, the continuous laser is transmitted through the beam combiner module and irradiated to the field lens, and the field lens focuses and emits the pulse laser and the continuous light.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.

For a more complete understanding of the present application and its advantages, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts in the following description.

Fig. 1 is a schematic structural diagram of a composite laser cleaning head provided in an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a housing of a composite laser cleaning head according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a main structure of a composite laser cleaning head according to an embodiment of the present application.

Fig. 4 is a top view of fig. 3.

Fig. 5 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A in fig. 4.

Fig. 6 is a schematic diagram of an optical system of a composite laser cleaning head according to an embodiment of the present application.

Fig. 7 is a schematic structural diagram of a cooling mechanism of a composite laser cleaning head according to an embodiment of the present application.

Fig. 8 is a schematic structural diagram of an assembly of two cooling mechanisms of a composite laser cleaning head according to an embodiment of the present application.

Fig. 9 is a schematic structural diagram of a beam combiner module in a composite laser cleaning head according to an embodiment of the present application.

Fig. 10 is a top view of fig. 9.

Fig. 11 is a sectional view taken along line B-B of fig. 10.

Fig. 12 is a schematic structural view of a first clamping member of a combiner module according to an embodiment of the present application.

Fig. 13 is a schematic structural diagram of an air knife mechanism according to an embodiment of the present application.

Figure 14 is a side view of an air knife provided in an embodiment of the present application.

Fig. 15 is a cross-sectional view taken at C-C in fig. 14.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides compound laser cleaning head to solve the problem that the wavelength of current laser cleaning head output is single, application scope is little. The following description will be made with reference to the accompanying drawings.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, fig. 1 isbase:Sub>A schematic structural diagram ofbase:Sub>A composite laser cleaning head provided in an embodiment of the present application, fig. 2 isbase:Sub>A schematic structural diagram ofbase:Sub>A housing of the composite laser cleaning head provided in the embodiment of the present application, fig. 3 isbase:Sub>A schematic structural diagram ofbase:Sub>A main body structure of the composite laser cleaning head provided in the embodiment of the present application, fig. 4 isbase:Sub>A top view of fig. 3, and fig. 5 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A in fig. 4.

The embodiment of the application provides a composite laser cleaning head, which comprises a shell 100, a light-emitting component 200 and an optical system 300.

Referring to fig. 2 and 3, an accommodating space is provided in the housing 100, the housing 100 is provided with a first opening 110, a second opening 120 and a third opening 130, the first opening 110 is provided with a first laser connector 140, the first laser connector 140 is connected to the housing 100 through a flange, the second opening 120 is provided with a second laser connector 150, the second laser connector 150 is connected to the housing 100 through a normal connection plate, the first laser connector 140 is used for connecting an external pulse laser, pulse light generated by the pulse laser is collimated by the first laser connector 140 and then injected into the housing 100, the first laser connector 140 is a QCS connector, the second laser connector 150 is used for connecting an external continuous laser, continuous laser generated by the continuous laser is collimated by the second laser connector 150 and then injected into the housing 100, and the second laser connector 150 is a QBH connector.

Referring to fig. 5, the optical system 300 is located in the housing 100 and detachably connected to the housing 100, the optical system 300 includes a first galvanometer module 310, a second galvanometer module 320, a beam combiner module 330, and a field lens module 340, the first galvanometer module 310 is located behind the first laser connector 140, the second galvanometer module 320 is located behind the second laser connector 150, the beam combiner module 330 is located behind the first galvanometer module 310 and the second galvanometer module 320, the field lens module 340 is located behind the beam combiner module 330, and a light emitting side of the field lens module 340 is opposite to the third opening 130.

Referring to fig. 5, the light-emitting device 200 has a protective mirror 210, the light-emitting device 200 is installed at the third opening 130, and the protective mirror 210 blocks the third opening 130. Light that field lens module 340 jetted out jets out through protective glass 210, and protective glass 210 and casing 100 sealing connection can form airtight space in, prevent that debris, dust in the laser cleaning head course of working from getting into in the casing 100, protect optical system 300 in the casing 100, provide optical system 300's reliability and life.

It can be understood that the pulsed laser emitted from the first laser joint 140 is oscillated by the first galvanometer module 310 and then irradiates the beam combiner module 330, the continuous laser emitted from the second laser joint 150 is oscillated by the second galvanometer module 320 and then irradiates the beam combiner module, the pulsed laser is reflected by the beam combiner module 330 and irradiates the field lens module 340, the continuous laser is transmitted by the beam combiner module 330 and irradiates the field lens module 340, and the field lens module 340 focuses the pulsed laser and the continuous laser and then emits the focused laser.

It should be noted that, referring to fig. 6, fig. 6 is a schematic view of an optical system of the composite laser cleaning head provided in the embodiment of the present application, and the optical system 300 may further include a plurality of mirrors, and the mirrors are used to change the propagation directions of the continuous laser and the pulse laser, so as to reasonably utilize the space in the housing 100, and arrange the first galvanometer module 310, the second galvanometer module 320, and the beam combiner module 330. In the embodiment of the present application, the housing 100 is a box structure enclosed by a first side surface, a second side surface, a third side surface, a fourth side surface, a fifth side surface and a sixth side surface, the first side surface is opposite to the third side surface, the second side surface is opposite to the fourth side surface, the fifth side surface is opposite to the sixth side surface, and the first side surface, the second side surface and the fifth side surface are adjacently connected, wherein the first opening 110 and the second opening 120 are opened on the first side surface, the first laser connector 140 and the second laser connector 150 are connected to the first side surface, the third opening 130 is arranged on the third side surface, the galvanometer motor 311 of the first galvanometer module 310 is installed on the second side surface, the output end of the galvanometer motor 311 extends into the housing 100, the galvanometer lens 312 of the first galvanometer module 310 is located in the housing 100 and is located behind the first laser connector 140, the galvanometer motor 311 of the second galvanometer module 320 is installed on the fourth side surface, the output end of the galvanometer motor 311 extends into the casing 100, the galvanometer mirror 312 of the second galvanometer module 320 is located in the casing 100 and behind the second laser connector 150, 3 reflectors are arranged in the casing 100, which are a first reflector 353, a second reflector 351 and a third reflector 352 respectively, the first reflector 353 is installed on the fifth side, the first reflector 353 is located between the second laser connector 150 and the second galvanometer module 320, the continuous laser beams emitted from the second laser connector 150 are reflected by the first reflector 353 and then emitted to the second galvanometer module 320, and then emitted to the beam combining mirror module 330 through the second galvanometer module 320, the second reflector 351 is installed on the sixth side, the second reflector 351 is located between the first laser connector 140 and the first galvanometer module 310, the pulse laser beams emitted from the first laser connector 140 are reflected by the second reflector 351 and then emitted to the first galvanometer module 310, the third reflector 352 is installed on the second side, the third reflector 352 is located between the first galvanometer module 310 and the beam combiner module 330, and the pulsed laser emitted by the first galvanometer module 310 is reflected by the third reflector 352 and then emitted to the beam combiner module 330, so that the space in the housing 100 is reasonably utilized, and the structure is compact.

In some embodiments, referring to fig. 5, each of the first galvanometer module 310 and the second galvanometer module 320 includes a galvanometer motor 311, a galvanometer lens 312, and an air cooling mechanism 313, the galvanometer motor 311 is connected to the housing 100, an output end of the galvanometer motor 311 is connected to the galvanometer lens 312, the galvanometer motor 311 is configured to drive the galvanometer lens 312 to swing, and the air cooling mechanism 313 is installed in the housing 100 and configured to blow cooling air to the galvanometer lens 312.

The air cooling mechanism 313 is arranged in the shell 100 to blow cold air to the galvanometer lens 312, so that redundant heat of the galvanometer lens 312 is taken away, the temperature of the galvanometer lens 312 is reduced in a game, the temperature rise of the galvanometer lens 312 is prevented from being too high, key optical components of the optical system 300 are protected, the galvanometer lens 312 is prevented from being damaged, and the reliability of the composite laser cleaning head is improved.

Referring to fig. 7 and 8, fig. 7 is a schematic structural diagram of a cooling mechanism of the composite laser cleaning head according to the embodiment of the present application, and fig. 8 is a schematic structural diagram of an assembly of two cooling mechanisms of the composite laser cleaning head according to the embodiment of the present application.

In addition to the above embodiments, the air cooling mechanism 313 includes a cooling seat 3130 and an air nozzle 3131, and is installed in the housing 100, the cooling seat 3130 is provided with an air inlet, an air duct and an air outlet, the air duct is communicated with the air inlet and the air outlet, the cooling seat 3130 is used for communicating an external cold air source, the air nozzle 3131 is installed on the cooling seat 3130, a conical surface 31310 is provided on the air nozzle 3131, a honeycomb-shaped air outlet 31311 is provided on the conical surface 31310, and the air outlet 31311 is located beside the galvanometer lens 312.

It should be noted that, referring to fig. 8, the first galvanometer module 310 and the second galvanometer module 320 both have the air cooling mechanism 313, the cooling seat 3130 of the first galvanometer module 310 and the cooling seat 3130 of the second galvanometer module 320 are connected to form a whole through an air exhaust block 3132, the housing 100 is provided with an air inlet, an air passage is arranged in the air exhaust block 3132, the air passage is communicated with the air inlet, and the air exhaust block 3132 is communicated with the air inlet on the housing 100 and the air inlet on the cooling seat 3130, so as to facilitate installation and maintenance of the first galvanometer module 310 and the second galvanometer module 320. Alternatively, the air cooling mechanisms 313 of the first and

second galvanometer modules

310 and 320 may be separately provided, and the corresponding housings 100 may be provided with air inlets respectively communicating with the corresponding air cooling mechanisms 313.

In addition, referring to fig. 7, a tapered surface 31310 is disposed on a side of the air nozzle 3131 away from the cooling seat 3130, and the tapered surface 31310 is provided with a honeycomb-shaped air outlet 31311, so as to increase the air pressure and the air flow area of the air outlet 31311 of the cooling seat 3130, and improve the cooling effect of the air cooling mechanism 313 on the galvanometer lens 312. Alternatively, the air cooling mechanism 313 may be a mirror or a combiner module 330 for cooling.

Referring to fig. 9, fig. 9 is a schematic structural diagram of a beam combiner module in the composite laser cleaning head according to the embodiment of the present disclosure.

In some embodiments, the combiner mirror module 330 includes a combiner mirror 331, a first mount 332, and a second mount 333.

The first mounting seat 332 includes a first mounting member 3320 and a first clamping member 3321, the first clamping member 3321 is rotatably connected to the first mounting member 3320, one end of the combiner 331 is fixedly connected to the first clamping member 3321, the first mounting member 3320 is installed in the housing 100, and the first mounting member 3320 can be installed on the fifth side of the housing 100.

The second mounting base 333 includes a second mounting member 3330 and a second clamping member 3331, the second clamping member 3331 is rotatably connected to the second mounting member 3330, the second clamping member 3331 is disposed opposite to the first clamping member 3321, the other end of the beam combining mirror 331 is fixedly connected to the second clamping member 3331, the second mounting member 3330 is mounted in the housing 100, and the second mounting member 3330 is mounted on the sixth side surface of the housing 100.

It can be understood that the angle of the beam combining mirror 331 can be adjusted by rotating the first clamping member 3321 and the second clamping member 3331 according to the usage scene requirement of the beam combining mirror 331, the adjustment operation is convenient, and the application range of the beam combining mirror 331 is wide.

Referring to fig. 10 and 11, fig. 10 is a plan view of fig. 9, and fig. 11 is a sectional view taken along line B-B of fig. 10.

On the basis of the above embodiment, the first clamp 3321 includes the first connecting shaft 33210 and the first clamp block 33211.

First connecting axle 33210 rotates with first installed part 3320 to be connected, and first connecting axle 33210 has first end and second end, and first end deviates from beam combining mirror 331, and first installed part 3320 and casing 100 are extended to first end, and the fifth side of casing 100 is extended to first end, and the angle of beam combining mirror 331, the simple operation are adjusted to accessible first end.

The first clamping block 33211 is disposed on the second end, the first clamping block 33211 is provided with a first clamping groove 33212, and the beam combiner 331 is mounted on the first clamping groove 33212.

It can be understood that the first clamping block 33211 is provided with a first clamping groove 33212, and the beam combiner 331 is connected with the first clamping block 33211 in a clamping manner, so that the beam combiner 331 is convenient to mount and dismount.

The second clamping member 3331 includes a second connecting shaft 33310 and a second clamping block 33311, the second connecting shaft 33310 is rotatably connected to the second mounting member 3330, the second clamping block 33311 is connected to the second connecting shaft 33310, the second clamping block 33311 is provided with a second engaging groove 33312, and the beam combiner 331 is mounted in the second engaging groove 33312.

The second holder 3331 may have the same structure as the first holder 3321.

On the basis of the above embodiment, referring to fig. 9, the first end of the first connecting shaft 33210 is provided with a "straight" groove or a "cross" groove.

It should be noted that the through hole opposite to the first connection shaft 33210 is formed in the housing 100, the first end of the first connection shaft 33210 is located in the through hole, the housing 100 has an attractive appearance, and the first end of the first connection shaft 33210 is provided with a "straight" groove or a "cross" groove, and a screwdriver with a straight head or a cross head is used to rotate the first connection shaft 33210 to adjust the angle of the beam combining mirror 331, so that the operation is convenient.

In addition to the above embodiments, as shown in fig. 11, the first clamp block 33211 and the second clamp block 33311 are each provided with a heat dissipating fin 33213.

It can be understood that the beam combining mirror 331 generates heat during use, and the heat dissipation fins 33213 disposed on the first clamping block 33211 and the second clamping block 33311 dissipate heat from the beam combining mirror 331, so as to prevent the beam combining mirror 331 from being burned out, and improve the service life of the beam combining mirror 331.

The first clamping block 33211 and the second clamping block 33311 can be made of metal materials, and the metal materials have the advantages of fast heat conduction and good heat dissipation performance.

In some embodiments, referring to fig. 11, each of the first clamping block 33211 and the second clamping block 33311 has a mounting hole 33214, the mounting hole 33214 extends in a direction perpendicular to the mirror surface of the combining mirror 331, and a screw mounted in the mounting hole 33214 abuts against and fixes the combining mirror 331.

It can be understood that the beam combining mirror 331 is connected to the mounting hole 33214 by a screw and is supported and fixed in the slot, so that the beam combining mirror 331 is convenient to detach and mount, and the operation is simple. As a modification, the combining mirror 331 may be tightly fitted to the first and second locking

grooves

33212 and 33312, and the combining mirror 331 may be fixed by a fastening force.

Based on the above embodiments, referring to fig. 12, fig. 12 is a schematic structural diagram of the first clamping member of the combiner mirror module according to an embodiment of the present disclosure, where each of the first clamping slot 33212 and the second clamping slot 33312 has a first notch 332120 and a second notch 332121, the first notch 332120 is disposed opposite to an end of the combiner mirror 331, the second notch 332121 is disposed adjacent to the first notch 332120, the combiner mirror 331 partially extends out of the second notch 332121, the combiner mirror 331 enters the first clamping slot 33212 from the second notch 332121 into the second clamping slot 33312, and the combiner mirror 331 partially extends out of the first clamping slot 33212 and the second clamping slot 33312.

It can be understood that the beam combiner 331 enters the first and second clamping

grooves

33212 and 33312 from the second notch 332121, the beam combiner 331 is partially located outside the first and second clamping

grooves

33212 and 33312, the first and second clamping

grooves

33212 and 33312 have a size smaller than that of the end portion of the beam combiner 331, and the first clamping block 33211 and the second clamping member 3331 have a smaller structural size, occupy a smaller space in the housing 100, and reasonably utilize the limited space in the housing 100.

It should be noted that, the first card slot 33212 and the second card slot 33312 may only be provided with the first notch 332120, and the end of the beam combiner 331 enters the corresponding first card slot 33212 and second card slot 33312 from the first notch 332120, at this time, the first card slot 33212 and the second card slot 33312 correspond to the size of the end of the beam combiner 331.

In addition to the above embodiments, referring to fig. 12, the first notch 33212 and the second notch 33312 are both provided with a third notch 332122, the third notch 332122 is opposite to the second notch 332121, a position-limiting step 332123 is provided on a groove wall of the third notch 332122, and one end of the beam combiner 331 abuts against the position-limiting step 332123.

It can be understood that, when the beam combining mirror 331 enters the corresponding first locking groove 33212 and second locking groove 33312 from the second notch 332121, and when the edge of the beam combining mirror 331 abuts against the limiting step 332123 of the third notch 332122, it is indicated that the beam combining mirror 331 is assembled in place, the beam combining mirror 331 belongs to a precision optical instrument, the beam combining mirror 331 is positioned by the limiting step 332123, the assembling precision of the beam combining mirror 331 is ensured, and the installation operation of the beam combining mirror 331 is convenient.

In some embodiments, referring to fig. 10 and 11, second mounting member 3330 comprises a second runner 33300, a second body 33301, and a second ear plate 33302. The second sliding sleeve 33300 is sleeved on the second connecting shaft 33310, the second connecting shaft 33310 is rotatably connected to the second sliding sleeve 33300, the second sliding sleeve 33300 is located in the second seat body 33301, the second sliding sleeve 33300 is fixedly connected to the second seat body 33301, the second ear plate 33302 is disposed on one side of the second seat body 33301, and the second ear plate 33302 and the second connecting shaft 33310 are arranged in parallel.

It can be understood that the second connecting shaft 33310 and the second retaining body 33301 are connected by the second sliding sleeve 33300, and the second retaining body 33301 is connected to the housing 100 by the second ear plate 33302, which has a simple connecting structure and is convenient to assemble. In addition, the first mounting member 3320 may have the same structure as the second mounting member 3330.

In some embodiments, the first mounting member 3320 includes a first sliding sleeve 33200, a first housing 33201, and a first ear plate 33202, the first sliding sleeve 33200 is disposed on the first connecting shaft 33210, the first connecting shaft 33210 is rotatably connected to the first sliding sleeve 33200, the first sliding sleeve 33200 is disposed in the first housing 33201, the first sliding sleeve 33200 is fixedly connected to the first housing 33201, a first end of the first connecting shaft 33210 extends out of the first housing 33201, the first ear plate 33202 is disposed on the first housing 33201, and the first ear plate 33202 is perpendicular to an axis of the first connecting shaft 33210.

It will be appreciated that the first mount 3320 may be of the same construction as the second mount 3330.

In some embodiments, referring to fig. 2, the housing 100 includes a first sub-housing 160, a second sub-housing 170, and a water cooling plate 180, the first opening 110 and the second opening 120 are disposed on the first sub-housing 160, the first laser connector 140 and the second laser connector 150 are connected to the first sub-housing 160, the first galvanometer module 310, the second galvanometer module 320, and the beam combiner module 330 are respectively connected to the first sub-housing 160 and located in the first sub-housing 160, a water cooling channel is formed on a side wall of the first sub-housing 160, a pipe connector is disposed on the first sub-housing 160, the pipe connector is communicated with the water cooling channel, the second sub-housing 170 is connected to the first sub-housing 160, the third opening 130 is disposed on the second sub-housing 170, the field lens module 340 is disposed in the second sub-housing 170, the water cooling plate 180 is disposed on the second sub-housing 170, a water cooling plate 180 is disposed on a second side surface and a fourth side surface of the second sub-housing 170, and a water cooling plate 180 is disposed in the water cooling channel, a pipe connector is disposed in the water cooling plate 180, and a water cooling channel is communicated with the water cooling plate 180.

It can be understood that through the water-cooling channel arranged in the first subshell 160 and the water-cooling plate 180 arranged on the second subshell 170, water circulation is formed, heat generated during the operation of the composite laser cleaning head is absorbed, the composite laser cleaning head is cooled, the normal work of the composite laser cleaning head is ensured, and the reliability and the service life of the composite laser cleaning head are improved.

In some embodiments, referring to fig. 1, the air knife dust exhaust assembly 400 is further included, and has an air knife mechanism 410 and a dust exhaust mechanism 420, the air knife mechanism 410 includes a support 411 and a plurality of air knives 412, the support 411 is located on the light exit side of the third opening 130, the support 411 is connected to the housing 100, the plurality of air knives 412 are mounted on the support 411 at intervals along the light exit direction of the third opening 130, the air knives 412 are along the air flow direction blown out perpendicular to the light exit direction of the third opening 130, and the dust exhaust mechanism 420 is located on the light exit side of the third opening 130 and is opposite to the air knives 412.

It can be understood that, referring to fig. 1, the dust exhaust mechanism 420 includes a connecting rod 421 and an exhaust nozzle 422, one end of the connecting rod 421 is connected to the casing 100, the other end of the connecting rod 421 is connected to the exhaust nozzle 422, the exhaust nozzle 422 is located on the light exit side of the third opening 130, the exhaust nozzle 422 is opposite to the air knife 412, the air knife 412 blows air to the side of the exhaust nozzle 422, dust and debris in the cleaning process of the laser cleaning head are blown to the exhaust nozzle 422, the exhaust nozzle 422 sucks dust, the protective mirror 210 and the field mirror module 340 in the laser cleaning head are protected, the pollution or damage caused by the debris and dust generated in the machining process is avoided, and the working accuracy and the service life of the composite laser head are improved.

On the basis of the foregoing embodiments, referring to fig. 13, fig. 14 and fig. 15, fig. 13 is a schematic structural view of an air knife mechanism provided in an embodiment of the present application, fig. 14 is a side view of the air knife provided in the embodiment of the present application, fig. 15 is a cross-sectional view taken along line C-C of fig. 14, the air knife 412 includes a body 4120 provided with an air inlet 4121 and an air outlet 4122, an air cavity 4123 is formed in the body 4120, the air inlet 4121 and the air outlet 4122 are respectively communicated with the air cavity 4123, a long side wall of the air outlet 4122 extends in a direction away from the body 4120 along an air flow direction, and a ratio of a distance L1 that the side wall extends to a width L2 of the air outlet is between 3 and 200.

It can be understood that the side wall 41220 of one side of the air outlet 4122 extends out of the air outlet 4122 to form the coanda effect, the loss of the air flow speed is small, the air pressure of the air flowing out of the air outlet 4122 is greatly improved, the air pressure flowing out of the air outlet 4122 is 40 times of the air pressure of the air inlet 4121, and dust and residues splashed on the surface of a workpiece in the machining process are prevented from falling onto the surface of the protective mirror to avoid damaging the protective mirror.

The ratio of the distance that the side wall 41220 extends to the width of the gas outlet 4122 is proportional to the gas pressure of the gas flowing out of the gas outlet 4122, and the ratio of the distance that the side wall 41220 extends to the width of the gas outlet 4122 can be adjusted as required to design different structures of the gas knife 412.

Wherein the side walls 41220 extend a distance of between 1 mm and 10 mm and the outlet 4122 has a width of between 0.05 mm and 0.3 mm.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or as implying a number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

The composite laser cleaning head provided in the embodiments of the present application is described in detail above, and the principles and embodiments of the present application are explained in detail herein by using specific examples, and the description of the above embodiments is only used to help understanding the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, the specific implementation manner and the application scope may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. A composite laser cleaning head, comprising:

the light emitting component is provided with a protective glass, the light emitting component is installed at the third opening, and the protective glass blocks the third opening;

2. The composite laser cleaning head of claim 1, wherein the first galvanometer module and the second galvanometer module each comprise:

the galvanometer motor is connected with the shell;

and the air cooling mechanism is arranged in the shell and used for blowing cold air to the lens of the galvanometer.

3. The composite laser cleaning head of claim 2, wherein the air cooling mechanism has:

4. The composite laser cleaning head of claim 1, wherein the beam combiner module comprises:

a beam combining mirror;

5. The composite laser cleaning head of claim 4, wherein the first clamp comprises:

the second holder includes:

6. The composite laser cleaning head of claim 5 wherein the first end of the first connecting shaft is provided with a "straight" slot or a "cross" slot.

7. The composite laser cleaning head of claim 5, wherein heat dissipating fins are provided on both the first clamping block and the second clamping block.

8. The composite laser cleaning head of claim 1, wherein the housing comprises:

9. The composite laser cleaning head of claim 1 further comprising an air knife dust extraction assembly having:

10. The composite laser cleaning head of claim 9, wherein the air knife comprises:

the air inlet and the air outlet are respectively communicated with the air cavity, one long-edge side wall of the air outlet extends along the direction of air flow towards the direction departing from the body, and the ratio of the extending distance of the side wall to the width of the air outlet is 3-200.