Optical module, laser engraving equipment and laser processing equipment

Abstract

The invention provides an optical module. The optical module comprises a shell, at least one connecting module and an optical assembly, the at least one connecting module is arranged on the surface of one side of the shell; the optical assembly is at least partially arranged in the shell and used for receiving light rays incident from the side, provided with the connecting module, of the shell; and / or is used for emitting light rays towards the direction of the connecting module, so that the light rays penetrate through one side, provided with the connecting module, of the shell; wherein the connecting module is used for being detachably connected with the connecting module on the other optical module, so that the two optical modules can be detachably connected with each other. The invention further provides laser engraving equipment comprising the optical module and laser processing equipment.

Description

Technical Field

[0001] The present application relates to the field of laser processing, and in particular to an optical module, a laser engraving device including the optical module, and a laser processing device. Background Art

[0002] With the improvement of production technology, laser processing technology is being used more and more widely, especially in 3D printing, automobile manufacturing, shipbuilding and other processing fields. Users' needs are becoming more and more diversified. For example, for different products to be processed, users need to purchase laser galvanometers of different wavelengths to meet processing needs. However, the common laser galvanometers on the market often have a single function and are difficult to disassemble or splice freely to meet the diverse processing needs of users. Summary of the invention

[0003] The first aspect of the present application provides an optical module, comprising: case; at least one connection module, disposed on a side surface of the housing; and an optical component, at least partially disposed in the housing, for receiving light incident from a side of the housing where the connection module is disposed; and / or Used to emit light in the direction of the connection module, so that the light passes through a side of the housing where the connection module is disposed; The connection module is used to be detachably connected to the connection module on another optical module, so as to detachably connect the two optical modules.

[0004] The optical module provided in the embodiment of the present application is provided with at least one connecting module on one side surface of the shell, and an optical component is provided in the shell, the optical component is used to receive light incident from the side of the shell where the connecting module is provided, and / or to emit light to the connecting module, so that the light passes through the side of the shell where the connecting module is provided and is emitted; the connecting module is used to be detachably connected to the connecting module on another optical module, so as to be used to detachably connect the two optical modules, thereby making the two optical modules detachably connected, and the user can freely splice multiple optical modules for receiving light and / or for emitting light according to needs. When the above-mentioned optical module is applied to laser processing equipment, it is beneficial to freely splice multiple optical modules for receiving light and / or for emitting light to meet the user's diverse processing needs, and it is beneficial to realize the functional diversification of laser processing equipment.

[0005] In one embodiment, the optical component includes a first laser and a beam expansion module, the first laser is used to emit a first laser, the beam expansion module is arranged on the light output side of the first laser, the beam expansion module is used to receive the first laser, and is used to change the divergence angle of the first laser and then emit it to the connection module, so that the first laser passes through the side of the shell where the connection module is arranged and emits.

[0006] In one embodiment, the optical component includes a second laser, and the second laser is used to emit a second laser toward the connection module, so that the second laser passes through a side of the housing where the connection module is disposed and is emitted.

[0007] In one embodiment, the shell includes a first isolation shell, a second isolation shell and a dust ring, the second isolation shell is sleeved on the first isolation shell, one end of the first isolation shell is abutted against the second isolation shell, the optical component is arranged in the first isolation shell, and the dust ring is arranged at the connection between the first isolation shell and the second isolation shell.

[0008] In one embodiment, an interface is provided on one side of the shell on which the connection module is disposed. The connection module includes a snap-fitting piece, and the snap-fitting piece is used to be detachably connected to the snap-fitting piece on another optical module to enable the interfaces of the two optical modules to dock.

[0009] In one embodiment, the optical component includes a galvanometer module and a field lens module, the galvanometer module is used to receive and reflect the light incident from the interface, and the field lens module is used to receive and emit the light.

[0010] In one embodiment, the optical module further includes an indication bracket and an indication module, wherein the indication bracket is fixed on the housing, and the indication module is movably disposed on the indication bracket, and the indication module is used to emit indication light.

[0011] In one embodiment, a first sub-connection module, a second sub-connection module and a third sub-connection module are disposed on the shell, and the first sub-connection module, the second sub-connection module and the third sub-connection module are disposed on different surfaces of the shell, and the surface of the shell on which the first sub-connection module and the second sub-connection module are disposed is used for allowing the light to pass through respectively to be incident on the optical component, and the optical component is used to receive the light incident from a side of the shell on which the first sub-connection module and the second sub-connection module are disposed and to guide the light to be emitted from a side of the shell on which the third sub-connection module is disposed.

[0012] In one embodiment, the optical module includes a pressure ring, a protective lens, and a lens protection ring; a third sub-interface is provided on one side of the housing where the first sub-connection module is provided, and the first sub-connection module includes a first sub-clamping member, and the first sub-clamping member is used to be detachably connected to the connection module on another optical module; The pressure ring is threadedly connected to the shell and is used to fix the protective lens. The protective lens is arranged between the first sub-clamping member and the optical component. The lens protection ring is clamped on the third sub-interface and is used to protect the protective lens.

[0013] In one embodiment, the optical component includes a camera, a lens, and a reflective element, wherein the reflective element is used to reflect the light incident from the side of the shell where the connecting module is provided to the lens, the lens is connected to the camera, the lens is used to project the light to the camera, and the camera is used to receive the light and obtain focus information.

[0014] A second aspect of the present application provides a laser engraving device, comprising: The body; and At least two optical modules as described in any of the above embodiments, the two optical modules are arranged on the body, and the connecting modules of the two optical modules are detachably connected.

[0015] The laser engraving device provided in the embodiment of the present application is provided with at least two optical modules as described in any of the above embodiments, the two optical modules are provided on the body of the laser engraving device, the connecting modules of the two optical modules are detachably connected, the optical component in each optical module is used to receive the light incident from the connecting module, and / or to emit light to the connecting module, so that the light passes through the side of the shell where the connecting module is provided and is emitted; the connecting module is used to be detachably connected to the connecting module on another optical module, so that the two optical modules are detachably connected, and the user can freely splice multiple optical modules for receiving light and / or for emitting light according to needs, which is conducive to meeting the diverse processing needs of users and is conducive to realizing the functional diversification of laser engraving equipment.

[0016] A third aspect of the present application provides a laser processing device, comprising: at least one first optical module, each of the first optical modules comprising a first housing, a first optical component disposed in the first housing, and a first connecting module; the first connecting module is disposed on a side surface of the first housing; the first optical component is used to emit laser light to the first connecting module so that the laser light passes through a side surface of the housing on which the first connecting module is disposed; and At least one second optical module, each of the second optical modules includes a second housing, a second optical component at least partially disposed in the second housing, and a second connecting module; the second connecting module is disposed on a side surface of the second housing; Among them, the first connecting module is used to be detachably connected to the second connecting module so as to detachably connect the first optical module and the second optical module, the second optical component is used to receive the laser that passes through the first shell and the side of the second shell where the second connecting module is provided in sequence, and the second optical component is also used to emit the laser.

[0017] The laser processing equipment provided in the embodiment of the present application is provided with at least one first optical module and at least one second optical module. The first optical component of the first optical module is used to emit laser to the first connecting module so that the laser passes through the side of the shell where the first connecting module is provided. The first connecting module is also used to be detachably connected to the second connecting module so as to be detachably connected to the first optical module and the second optical module. The second optical component of the second optical module is used to receive the laser emission that passes through the first shell and the side of the second shell where the second connecting module is provided in sequence. The first optical module and the second optical module are detachably connected. Users can freely splice multiple optical modules for receiving light and / or emitting light according to needs, which is conducive to meeting users' diverse processing needs and realizing the functional diversification of laser processing equipment.

[0018] In one embodiment, the first optical component includes a first laser and a beam expansion module, the first laser is used to emit a first laser, the beam expansion module is arranged on the light output side of the first laser, the beam expansion module is used to receive the first laser, and is used to change the divergence angle of the first laser and then emit it to the first connecting module, so that the first laser passes through the side of the first shell where the first connecting module is arranged and emits.

[0019] In one embodiment, the first optical component includes a second laser, and the second laser is used to emit a second laser toward the connection module, so that the second laser passes through a side of the first housing where the first connection module is disposed and is emitted.

[0020] In one embodiment, the first shell includes a first isolation shell, a second isolation shell and a dust ring, the second isolation shell is sleeved on the first isolation shell, one end of the first isolation shell is abutted against the second isolation shell, the first optical component is arranged in the first isolation shell, and the dust ring is arranged at the connection between the first isolation shell and the second isolation shell.

[0021] In one embodiment, a first interface is provided on one side of the first shell on which the first connecting module is provided, and a second interface is provided on one side of the second shell on which the second connecting module is provided. The second connecting module includes a second locking member, and the second locking member is used to detachably connect with the first connecting module on the first optical module so that the first interface of the first optical module and the second interface of the second optical module are connected.

[0022] In one embodiment, the second optical component includes a galvanometer module and a field lens module, the galvanometer module is used to receive and reflect the laser incident from the second interface, and the field lens module is used to receive and emit the laser.

[0023] In one embodiment, the second optical component further includes an indication bracket and an indication module, wherein the indication bracket is fixed on the second housing, and the indication module is movably disposed on the indication bracket, and the indication module is used to emit indication light.

[0024] In one embodiment, the laser processing equipment further includes at least one third optical module and at least one fourth optical module; Each of the third optical modules includes a third housing, a third optical component disposed in the third housing, and a third connection module, wherein the third connection module includes a first sub-connection module, a second sub-connection module, and a third sub-connection module, wherein the first sub-connection module, the second sub-connection module, and the third sub-connection module are disposed on different surfaces of the third housing, and the surface of the third housing on which the first sub-connection module and the second sub-connection module are disposed is used for the laser to pass through respectively so as to be incident on the third optical component, and the third optical component is used for receiving the laser; Each of the fourth optical modules comprises a fourth housing, a fourth optical component at least partially disposed in the fourth housing, and a fourth connecting module; the fourth connecting module is disposed on a side surface of the fourth housing; Among them, the third connecting module is also used to be detachably connected to the fourth connecting module, so as to be detachably connected to the third optical module and the fourth optical module, the third optical component is also used to guide the laser to be emitted from the third sub-connecting module, and the fourth optical component is used to receive the laser incident from the side of the fourth shell where the fourth connecting module is provided, and obtain the focus information of the laser.

[0025] In one embodiment, the laser processing equipment includes two first optical modules and two third optical modules; the first connecting module and the third connecting module of each first optical module are detachably connected, and two adjacent third connecting modules of two third optical modules are detachably connected; The third connecting module of the third optical module is also used for detachably connecting with the second connecting module and the fourth connecting module.

[0026] In one embodiment, each of the third optical modules includes a pressure ring, a protective lens, and a lens protection ring; a third sub-interface is provided on one side of the third housing where the first sub-connection module is provided, and the first sub-connection module includes a first sub-clamping member, and the first sub-clamping member is used to be detachably connected to the third connection module of another third optical module; The pressure ring is threadedly connected to the third shell and is used to fix the protective lens. The protective lens is arranged between the first sub-clamping member and the third optical component. The lens protection ring is clamped on the third sub-interface and is used to protect the protective lens.

[0027] In one embodiment, the fourth optical component includes a camera, a lens, and a reflective element, wherein the reflective element is used to reflect laser light incident from a side of the fourth shell on which the fourth connecting module is provided to the lens, the lens is connected to the camera, the lens is used to project the laser light to the camera, and the camera is used to receive the laser light and obtain focus information. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of an optical module according to an embodiment of the present application.

[0029] Figure 2 This is a schematic diagram of the structure of the optical module of the first embodiment of the present application.

[0030] Figure 3 This is an exploded view of the optical module of Example 1 of the present application.

[0031] Figure 4 This is a schematic diagram of the structure of the optical module of the second embodiment of the present application.

[0032] Figure 5 This is an exploded view of the optical module of the second embodiment of the present application.

[0033] Figure 6 This is a schematic diagram of the structure of the optical module of the third embodiment of the present application.

[0034] Figure 7 for Figure 6 Schematic diagram of the cross section along line AA.

[0035] Figure 8 This is a schematic diagram of the structure of the optical module of the fourth embodiment of the present application.

[0036] Fig. 9 for Figure 8 Schematic diagram of the cross section along line BB.

[0037] Fig.10 This is a schematic diagram of the structure of the optical module of the fifth embodiment of the present application.

[0038] Fig.11 for Fig.10 Schematic diagram of the cross section along line CC.

[0039] Fig.12 This is a schematic diagram of the structure of the laser processing equipment of Example 6 of the present application.

[0040] Fig.13 This is a schematic diagram of the optical path of the laser processing equipment of Example 6 of the present application.

[0041] Fig.14 This is a schematic diagram of the structure of the laser processing equipment of Example 7 of the present application.

[0042] Fig.15 This is a schematic diagram of the structure of the laser processing equipment of Example 8 of the present application.

[0043] Fig.16 This is a schematic diagram of the structure of the laser processing equipment of Example 9 of the present application.

[0044] Fig.17 This is a schematic diagram of the structure of the laser processing equipment of the tenth embodiment of the present application.

[0045] Fig.18 Schematic diagram of the structure of a laser engraving machine according to an embodiment of the present application.

[0046] Description of main component symbols: Optical modules 100, 100a, 100b, 100c, 100d, 100e Housing 1, 1a, 1b, 1c, 1d, 1e Interface 11, 11a, 11b, 11c, 11d, 11e The third sub-interface 12a The first isolation housing 131 The second isolation housing 132 Dust ring 133 Fixed bracket 15 Connecting modules 2, 2a, 2b, 2c, 2d, 2e The first sub-connection module 201 The second sub-connection module 202 The third sub-connection module 203 Engagement members 21a, 21b, 21c, 21d, 21e The first sub-engaging member 211 The second sub-engaging member 212 The third sub-engaging member 213 Optical components 3, 3a, 3b, 3c, 3d, 3e Galvanometer module 311 Field lens module 313 First laser 321 Beam expansion module 323 Second laser 331 Lens 341 Lens mount 343 Aperture 345 Fastening steel sheet 347 Pressed Teflon ring 349 Camera 351 Shot 353 Reflective element 355 Reflector element holder 357 Mirror mount 3571 Reflector protection cover 3573 Teflon sheet 3575 Protective lens 3577 Lens anti-crack ring 3579 Indicator bracket 41 Chute 411 Indicator module 42 Indication activity block 421 Indicates the front block 422 Red light indicator 423 Indicator light S Electronic control module 51 Cooling module 52 Upper heat sink fin 53 Lower heat sink fin 54 Cooling fan 55 Press ring 61 Protective lens 63 Lens protection ring 65 Laser processing equipment8 First optical modules 81a, 81b Second optical module 82 The third optical module 83 Fourth optical module 84 Light L0 First laser L1 Second laser L2 Laser Engraving Equipment 900 Ontology 91 First direction X Second direction Y The following specific implementation manner will further illustrate the present invention in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0047] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0048] It should be noted that when a component is referred to as being "fixed to" or "mounted on" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. The term "and / or" used herein includes all and any combinations of one or more related listed items. The terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0049] In order to further explain the technical means and effects adopted by the present application to achieve the intended purpose, the present application is described in detail below in conjunction with the accompanying drawings and preferred implementation methods.

[0050] See also Figure 1 The optical module 100 of the embodiment of the present application includes a housing 1, at least one connecting module 2 and an optical component 3. At least one connecting module 2 is disposed on a side surface of the housing 1. The optical component 3 is at least partially disposed in the housing 1. The optical component 3 is used to receive the light L0 incident from the connecting module 2, and the optical component 3 is also used to receive the light L0 incident from the side of the housing 1 where the connecting module 2 is disposed, so that the light L0 passes through the side of the housing 1 where the connecting module 2 is disposed; or the optical component 3 is only used to receive the light L0 incident from the side of the housing 1 where the connecting module 2 is disposed; or the optical component 3 is only used to emit the light L0 in the direction of the connecting module 2, so that the light L0 passes through the side of the housing 1 where the connecting module 2 is disposed. Among them, the connecting module 2 is used to be detachably connected to the connecting module 2 on another optical module 100, so as to detachably connect the two optical modules 100.

[0051] In this embodiment, the side of the housing 1 of each optical module 100 where the connection module 2 is provided is provided with an interface 11, and the connection module 2 is used to be detachably connected to the connection module 2 on another optical module 100, so that the interfaces 11 of the two optical modules 100 are connected. In other embodiments, the materials of the connection module 2 and the housing 1 can also be transparent materials, so that the light L0 is directly incident from the connection module 2 into the optical component 3 of the housing 1, or the light L0 emitted from the optical component 3 passes through the side of the housing 1 where the connection module 2 is provided and then exits.

[0052] Embodiment 1 Please also read Figure 2 and Figure 3 The optical module 100a of the first embodiment of the present application includes a housing 1a, a connecting module 2a, an optical component 3a, an indicating bracket 41 and an indicating module 42.

[0053] The connection module 2a is arranged on a side surface of the housing 1a. The optical component 3a is partially arranged in the housing 1a. The indicating bracket 41 is fixed on the housing 1a. In the present embodiment, the material of the housing 1a is a light-proof material, for example, the material of the housing 1a can be metal. An interface 11a is provided on one side of the housing 1a where the connection module 2a is provided, and the connection module 2a includes a snap-fitting member 21a, which is used to be detachably connected with a snap-fitting member on another optical module (for example, optical modules 100b, 100c) so that the interfaces of the two optical modules (for example, optical modules 100a and 100b) can be docked. In other embodiments, the materials of the housing 1a and the connection module 2a can also be light-transmitting materials, so that the light L0 is directly incident from the side of the housing 1a where the connection module 2a is provided to the optical component 3a of the housing 1a, or the light L0 emitted from the optical component 3a passes through the side of the housing 1a where the connection module 2a is provided and then emitted.

[0054] The optical assembly 3a includes a galvanometer module 311 and a field lens module 313. The galvanometer module 311 is used to receive and reflect the light L0 incident from the interface 11a. The field lens module 313 is used to receive and project the light L0 to the workpiece to be processed. The field lens module 313 includes a plurality of lenses (not shown). By setting the field lens module 313, it is helpful to achieve processing requirements of different formats. The galvanometer module 311 and the field lens module 313 are fixed by screws, and part of the field lens module 313 is set on the outside of the housing 1a through the through hole on the housing 1a.

[0055] The indicating bracket 41 is fixed to the housing 1a by screws. The indicating bracket 41 is provided with a slide slot 411 so that the indicating module 42 can be movably arranged on the indicating bracket 41. The indicating module 42 is used to emit indicating light S. The indicating module 42 includes an indicating movable block 421, an indicating front block 422 and a red light indicator 423.

[0056] The indicating movable block 421 is accommodated in the slide groove 411 and can slide relative to the indicating bracket 41. The red light indicator 423 is used to emit the indicating light S, and is fixed to the indicating front block 422 by a flat-end set screw. The indicating front block 422 is movably fixed to the indicating movable block 421. By setting the indicating module 42 to be movably arranged on the indicating bracket 41, it is convenient for the red light indicator 423 to control the emitting direction of the indicating light S, so that the focusing position of the indicating light S coincides with the focusing position of the light L0 emitted from the optical component 3a. When the optical module 100a is used in laser processing equipment, it is convenient for users to find the focusing position of the light L0 emitted from the optical component 3a, thereby improving the user experience.

[0057] Embodiment 2 Please also read Figure 4 and Figure 5 The optical module 100b of the second embodiment of the present application includes a housing 1b, a connecting module 2b, an optical component 3b, an electric control module 51 and a heat dissipation module 52.

[0058] The connection module 2b is arranged on a side surface of the housing 1b. The optical component 3b is partially arranged in the housing 1b. The material of the housing 1b is an opaque material, for example, the material of the housing 1b can be metal. An interface 11b is provided on one side of the housing 1b where the connection module 2b is provided. The connection module 2b includes a snap-fitting part 21b, and the snap-fitting part 21b is used to be detachably connected to a snap-fitting part on another optical module (for example, optical modules 100a, 100c) so that the interfaces 11b of the two optical modules (for example, optical modules 100a and 100b) can be docked.

[0059] In this embodiment, the engaging member 21b is an easily replaceable flange, and the engaging member 21b is fixed to the engaging member on another optical module (e.g., optical modules 100a, 100c) by screws and pins. When the engaging member 21b is detachably connected to the engaging member 21b on another optical module (e.g., optical modules 100a, 100c), the connection between the two optical modules is fixed by screws, and the two optical modules (e.g., optical modules 100a and 100b) are prevented from relative movement by pins, which is conducive to further strengthening the connection stability of the two optical modules (e.g., optical modules 100a and 100b). In other embodiments, the engaging member 21b can also be other elements that can be detachably connected to the engaging member on another optical module (e.g., optical modules 100a, 100c), and this application does not limit it.

[0060] The optical component 3b includes a first laser 321 and a beam expansion module 323. The first laser 321 is used to emit a first laser L1. The first laser 321 includes a laser pump (not shown), and the laser pump and the beam expansion module 323 are connected by threads and accommodated in the housing 1b. In this embodiment, the first laser L1 is a blue laser, that is, the wavelength range of the first laser L1 is 400nm-500nm; in other embodiments, the first laser L1 can also be a red laser or a green laser, which is not limited in this application.

[0061] The beam expansion module 323 is arranged on the light-emitting side of the first laser 321. The beam expansion module 323 is used to receive the first laser L1, and is used to change the divergence angle of the first laser L1 and then emit it to the connection module 2b, so that the first laser L1 passes through the side of the shell 1b where the connection module 2b is arranged and emits. The beam expansion module 323 includes a plurality of lenses (not shown in the figure), and the plurality of lenses constitute a Kepler beam expansion system or a Galilean beam expansion system, which is not limited in this application. By changing the spacing of the lenses in the beam expansion module 323, the divergence angle of the first laser L1 is changed, and then the focusing position of the first laser L1 can be adjusted; when multiple optical modules 100b are detachably connected through the snap-fitting member 21b, it is beneficial to adjust the focusing position of the light L0 emitted by the multiple optical modules 100b by setting the beam expansion module 323, so as to meet the processing needs of the user.

[0062] The electric control module 51 is disposed on a side of the housing 1 b away from the connection module 2 b . The electric control module 51 is used to be electrically connected to the heat dissipation module 52 to control the operation of the heat dissipation module 52 .

[0063] The heat dissipation module 52 is used to dissipate heat for the first laser 321. The heat dissipation module 52 includes a plurality of upper heat dissipation fins 53, a plurality of lower heat dissipation fins 54 and two heat dissipation fans 55. The plurality of upper heat dissipation fins 53 and the plurality of lower heat dissipation fins 54 are fixed by screws and arranged in a matrix. The plurality of upper heat dissipation fins 53 and the plurality of lower heat dissipation fins 54 are arranged on the opposite side surfaces of the housing 1b and are located between the electric control module 51 and the connection module 2b. The side surface of the electric control module 51 close to the connection module 2b is fixed to the plurality of upper heat dissipation fins 53 and the plurality of lower heat dissipation fins 54 by screws. In the present embodiment, the cross-sectional shape of the plurality of upper heat dissipation fins 53 and the cross-sectional shape of the plurality of lower heat dissipation fins 54 are both rectangular, which is conducive to increasing the contact area between the plurality of upper heat dissipation fins 53 and the plurality of lower heat dissipation fins 54 and the air, thereby facilitating improving the heat dissipation effect of the heat dissipation module 52. The upper heat dissipation fins 53 and the lower heat dissipation fins 54 are provided with thermal grease (not shown) at one end of the housing 1 b accommodating the first laser 321 . The provision of thermal grease is beneficial to further improve the heat dissipation effect of the heat dissipation module 52 .

[0064] The two cooling fans 55 are respectively arranged on the side of the multiple upper cooling fins 53 and the multiple lower cooling fins 54 away from the shell 1b. The cooling fans 55 are used to further increase the contact area between the upper cooling fins 53 and the lower cooling fins 54 and the wind through wind force, which is beneficial to further improve the heat dissipation effect of the optical module 100b; by arranging the cooling fans 55 on the side of the multiple upper cooling fins 53 and the multiple lower cooling fins 54 away from the shell 1b, it is beneficial to allow air to enter and exit from multiple directions. Compared with the cooling fan 55 with unidirectional air intake, the heat dissipation module 52 of the embodiment of the present application is beneficial to further improve the heat dissipation effect of the optical module 100b.

[0065] Embodiment 3 Please also read Figure 6 and Figure 7 The optical module 100c of the third embodiment of the present application includes a housing 1c, a connecting module 2c and an optical component 3c.

[0066] The connection module 2c is arranged on a side surface of the housing 1c. The optical component 3c is partially arranged in the housing 1c. The material of the housing 1c is an opaque material, for example, the material of the housing 1c can be metal. An interface 11c is provided on one side of the housing 1c where the connection module 2c is provided. The connection module 2c includes a snap-fitting part 21c, and the snap-fitting part 21c is used to be detachably connected to a snap-fitting part on another optical module (for example, optical modules 100a, 100b) so that the interfaces 11c of the two optical modules (for example, optical modules 100a and 100c) can be docked.

[0067] In this embodiment, the engaging member 21c is an easily replaceable flange, which is sleeved on one end of the housing 1c, and the engaging member 21c is fixed to the engaging member on another optical module (e.g., optical modules 100a, 100b) by screws and pins. When the engaging member 21c is detachably connected to the engaging member on another optical module (e.g., optical modules 100a, 100b), the connection between the two optical modules (e.g., optical modules 100a and 100c) is fixed by screws, and the two optical modules (e.g., optical modules 100a and 100c) are prevented from moving relative to each other by pins, which is conducive to further strengthening the connection stability of the two optical modules (e.g., optical modules 100a and 100c).

[0068] In other embodiments, the engaging member 21 c may also be other elements that can be detachably connected to engaging members on another optical module (eg, optical modules 100 a , 100 b ), and the present application does not impose any limitation thereto.

[0069] The optical component 3c includes a second laser 331, which is used to emit a second laser L2 to the connection module 2c, so that the second laser L2 passes through the side of the housing 1c where the connection module 2c is provided. In this embodiment, the second laser L2 is a red laser, that is, the wavelength range of the second laser L2 is 630nm-680nm; in other embodiments, the second laser L2 can also be a blue laser or a green laser, which is not limited in this application.

[0070] The shell 1c includes a first isolation shell 131, a second isolation shell 132 and a dust ring 133. The first isolation shell 131 is used to accommodate the second laser 331. The second isolation shell 132 is sleeved on the first isolation shell 131. One end of the first isolation shell 131 is abutted against the second isolation shell 132. The dust ring 133 is arranged at the connection between the first isolation shell 131 and the second isolation shell 132, and is sleeved on the first isolation shell 131. The dust ring 133 is used to prevent dust, water vapor, etc. from entering the isolation cavity formed around the first isolation shell 131, thereby preventing the problem of low light output efficiency of the second laser 331 caused by water vapor. In this embodiment, the dust ring 133 is O-shaped. In other embodiments, the dust ring 133 can also be other shapes, which is not limited by the present application.

[0071] Embodiment 4 Please also read Figure 8 and Fig. 9 The optical module 100d of the fourth embodiment of the present application includes a housing 1d, three connecting modules 2d, an optical component 3d, a pressing ring 61, a protective lens 63 and a lens protection ring 65.

[0072] The three connection modules 2d are respectively a first sub-connection module 201, a second sub-connection module 202 and a third sub-connection module 203. The first sub-connection module 201, the second sub-connection module 202 and the third sub-connection module 203 are arranged on different surfaces of the housing 1d, wherein the second sub-connection module 202 and the third sub-connection module 203 are arranged on two opposite sides of the housing 1d. The surface of the housing 1d on which the first sub-connection module 201 and the second sub-connection module 202 are arranged is used for light to pass through respectively to be incident on the optical component 3d. The optical component 3d is used to receive light incident from the side of the housing 1d on which the first sub-connection module 201 and the second sub-connection module 202 are arranged and guide the light to be emitted from the side of the housing 1d on which the third sub-connection module 203 is arranged.

[0073] The material of the housing 1d is an opaque material, for example, the material of the housing 1d can be metal or opaque plastic. The housing 1d is provided with a third sub-interface 12a on one side of the first sub-connection module 201, and the first sub-connection module 201 includes a first sub-clamping member 211, and the first sub-clamping member 211 is used to be detachably connected with the clamping member on another optical module (for example, optical modules 100a, 100c). The second sub-connection module 202 of the housing 1d includes a second sub-clamping member 212, and the second sub-clamping member 212 is used to be detachably connected with the clamping member on another optical module (for example, optical modules 100a, 100c) so that the interfaces of the two optical modules (for example, optical modules 100a and 100d) can be docked. The shell 1d is provided with an interface 11d on one side of the third sub-connection module 203. The third sub-connection module 203 includes a first sub-clamping member 211. The first sub-clamping member 211 is used to be detachably connected to a clamping member on another optical module (for example, optical modules 100a, 100c) to dock the interfaces of the two optical modules (for example, optical modules 100a and 100d).

[0074] The first sub-engaging member 211 is fixed to the engaging member on another optical module (e.g., optical modules 100b, 100c) by screws and pins. When the first sub-engaging member 211 (or the second sub-engaging member 212, the third sub-engaging member 213) is detachably connected to another optical module (e.g., optical modules 100b, 100c), the connection of the two optical modules 100d is fixed by screws, and the two optical modules are prevented from moving relative to each other by pins, which is conducive to further strengthening the connection stability of the two optical modules, and by setting the anti-rotation pin, it is conducive to achieving detachable connection under the premise of achieving the connection stability of the two optical modules.

[0075] The second sub-engaging member 212 is fixed to the engaging member on another optical module (e.g., optical modules 100a, 100c) by screws and pins. When the second sub-engaging member 212 (or the second sub-engaging member 212 and the third sub-engaging member 213) is detachably connected to another optical module (e.g., optical modules 100a, 100e), the connection between the two optical modules (e.g., optical modules 100a and 100d) is fixed by screws, and the two optical modules (e.g., optical modules 100a and 100d) are prevented from relative movement by pins, thereby further strengthening the connection stability of the two optical modules, and by setting the pin anti-rotation, it is beneficial to achieve detachable connection under the premise of achieving the connection stability of the two optical modules.

[0076] The pressing ring 61 is arranged at the position where the third sub-interface 12a is provided in the housing 1d. The pressing ring 61 is screwed to the housing 1d and is used to fix the protective lens 63, thereby preventing the protective lens 63 from moving freely. The protective lens 63 is arranged between the first sub-engaging member 211 and the optical component 3d, and the protective lens 63 is used to prevent dust, water vapor, etc. from entering the housing 1d and affecting the optical component 3d. The lens protection ring 65 is made of a flexible material and is used to protect the protective lens 63. The lens protection ring 65 is engaged with the third sub-interface 12a and is arranged between the optical component 3d and the pressing ring 61, so that when the pressing ring 61 is subjected to external pressure, due to the action of the lens protection ring 65, the external pressure is evenly dispersed on the surface of the force, thereby effectively preventing the problem of the edge and corner of the protective lens 63 being easily broken.

[0077] The optical assembly 3d includes a lens 341, a lens mounting seat 343, an aperture 345, a fastening steel sheet 347, and a pressed Teflon ring 349. The lens 341 is fixed to one end of the lens mounting seat 343. The lens 341 can be any one of a reflective lens 341, a transflective element, or a light-transmitting element, which is not limited in this application. The lens mounting seat 343 is fixed to the inner side of the housing 1d by screws.

[0078] The pressed Teflon ring 349 is used to fix the side of the lens 341 close to the first sub-engaging member 211. The pressed Teflon ring 349 limits the movement of the lens 341 relative to the lens mounting seat 343 by pressing the lens 341, so that the lens 341 can be fixed more firmly without damaging the lens 341. The pressed Teflon ring 349 is screwed to the inner side of the housing 1d, and the screw passes through the pressed Teflon ring 349 and the fastening steel sheet 347 and is fixed to the inner side of the housing 1d, which is conducive to further fixing the lens 341.

[0079] The aperture 345 is fixed to the end of the lens mounting seat 343 away from the lens 341 by an anti-rotation pin; the anti-rotation pin runs through the aperture 345, the lens mounting seat 343 and the housing 1d, which is conducive to preventing the lens mounting seat 343 fixed with the lens 341 from rotating relative to the housing 1d, and is conducive to enhancing the accuracy of the position of the light emitted from the third sub-connection module 203. The aperture 345 is provided with an aperture notch (not shown in the figure), which is conducive to multiple reflections of the light incident to the notch, so that as much light as possible is emitted from the side of the housing 1d where the third sub-connection module 203 is arranged; the material of the aperture 345 is opaque material, which is conducive to further absorbing stray light, thereby facilitating improving the accuracy of the light emitted from the optical component 3d.

[0080] Embodiment 5 Please also read Fig.10 and Fig.11 The optical module 100e of the fifth embodiment of the present application includes a housing 1e, a connecting module 2e and an optical component 3e.

[0081] The connection module 2e is disposed on a side surface of the housing 1e. The optical component 3e is partially disposed in the housing 1e. The housing 1e is made of an opaque material, such as metal. An interface 11e is provided on one side of the housing 1e where the connection module 2e is disposed. The connection module 2e includes a snap-fitting part 21e, which is used to be detachably connected to a snap-fitting part on another optical module (such as the optical modules 100c and 100d).

[0082] In this embodiment, the engaging member 21e is an easily replaceable flange, and the engaging member 21e is sleeved on one end of the housing 1e. The engaging member 21e is fixed to the engaging member on another optical module (e.g., optical modules 100a, 100c) by screws and pins. When the engaging member 21e is detachably connected to the engaging member on another optical module (e.g., optical modules 100a, 100c), the connection between the two optical modules (e.g., optical modules 100a and 100e) is fixed by screws, and the two optical modules (e.g., optical modules 100a and 100e) are prevented from moving relative to each other by pins, thereby facilitating further strengthening the connection stability of the two optical modules. In other embodiments, the engaging member 21e can also be other elements that can be detachably connected to the engaging member on another optical module (e.g., optical modules 100a, 100c), and this application does not limit this.

[0083] The optical assembly 3e includes a camera 351, a lens 353, a reflective element 355, and a reflective element fixing seat 357. The lens 353 and the reflective element fixing seat 357 are connected by screws.

[0084] The reflective element fixing seat 357 is used to fix the reflective element 355, and the reflective element 355 is used to reflect the light incident from the side of the shell 1e where the connecting module 2e is provided to the lens 353. The lens 353 is connected to the camera 351 by a thread, and the lens 353 is used to project the light to the camera 351, and the camera 351 is used to receive the light and obtain the focus information. In this embodiment, the camera 351 is a charge coupled device (CCD). In other embodiments, the camera 351 can also be a complementary metal oxide semiconductor (CMOS), which is not limited in this application.

[0085] The reflective element fixing seat 357 includes a mirror seat 3571 , a reflective mirror protection cover 3573 , a Teflon pressing sheet 3575 , a protective lens 63 , and a lens anti-crack ring 3579 .

[0086] The mirror base 3571 and the reflector protection cover 3573 are connected by screws, and the reflector protection cover 3573 is used to prevent dust and water vapor from entering the accommodating cavity surrounded by the housing 1e. One side of the mirror base 3571 is used to fix the reflective element 355. The Teflon pressing sheet 3575 is used to fix the side of the reflective element 355 away from the engaging member 21e. The Teflon pressing sheet 3575 presses the reflective element 355 to limit the movement of the reflective element 355 relative to the reflective element fixing seat 357, so that the reflective element 355 can be fixed more firmly without damaging the reflective element 355. When the optical module 100e moves at a high speed, the reflective element 355 can also be fixed more firmly on the reflective element fixing seat 357.

[0087] The protective lens 63 is fixed to the side of the lens holder 3571 close to the camera 351 and is located between the lens 353 and the camera 351. Specifically, the protective lens 63 is pressed to the side of the lens holder 3571 close to the camera 351 by a pressing ring to prevent the protective lens 63 from moving relative to the lens holder 3571. The protective lens 63 is used to prevent dust, water vapor, etc. from entering the housing 1e and affecting the optical component 3e.

[0088] The lens anti-crack ring 3579 is made of a flexible material and is used to protect the protective lens 63. The lens anti-crack ring 3579 is engaged at the connection between the lens 353 and the camera 351. When the protective lens 63 is subjected to external pressure, due to the effect of the lens anti-crack ring 3579, the external pressure is evenly dispersed on the surface where the force acts, thereby effectively preventing the corners of the protective lens 63 from being easily broken.

[0089] The housing 1e is also provided with a fixing bracket 15, and the camera 351 is fixed to the fixing bracket 15 by screws, and the fixing bracket 15 is used to strengthen the connection strength between the camera 351 and the housing 1e. Since the camera 351 and the lens 353 are only connected by threads, when the optical module 100e moves at high speed, due to the rotation force, the camera 351 is further fixed by setting the fixing bracket 15, which is conducive to preventing the camera 351 from rotating and shaking, and is conducive to improving the accuracy of the camera 351 in obtaining the focus information, and is also conducive to avoiding the change of the focal length of the lens 353, thereby helping to avoid the problem that the image containing the focus information is displaced and the field of view of the lens 353 becomes blurred due to the long-term use of the optical module 100e.

[0090] The optical modules 100a, 100b, 100c, 100d, 100e provided in the first, second, third, fourth and fifth embodiments of the present application are configured by disposing at least one connection module 2a, 2b, 2c, 2d, 2e on one side surface of the housing 1a, 1b, 1c, 1d, 1e, and disposing optical components 3a, 3b, 3c, 3d, 3e in the housing 1a, 1b, 1c, 1d, 1e. The optical components 3a, 3b, 3c, 3d, 3e are used to Receiving light incident from a side of the housing 1a, 1b, 1c, 1d, 1e provided with the connecting module 2a, 2b, 2c, 2d, 2e, and / or emitting light toward a side of the housing 1a, 1b, 1c, 1d, 1e provided with the connecting module 2a, 2b, 2c, 2d, 2e, so that the light passes through the side of the housing 1a, 1b, 1c, 1d, 1e provided with the connecting module 2a, 2b, 2c, 2d, 2e and emits; the connecting module 2a, 2b, 2c, 2d, 2e e is used to be detachably connected to the connection module 2a, 2b, 2c, 2d, 2e on another optical module 100a, 100b, 100c, 100d, 100e, so as to detachably connect the two optical modules 100a, 100b, 100c, 100d, 100e, so that the two optical modules 100a, 100b, 100c, 100d, 100e are detachably connected, and the user can freely splice multiple optical modules for receiving light and / or using The optical modules 100a, 100b, 100c, 100d, and 100e for emitting light, when applied to laser processing equipment, are advantageous for freely splicing a plurality of optical modules 100a, 100b, 100c, 100d, and 100e for receiving light and / or for emitting light, so as to meet the diverse processing needs of users and facilitate the functional diversification of the laser processing equipment 8a.

[0091] The laser processing equipment of the embodiment of the present application includes at least two optical modules as in any of the above embodiments, and the connection modules of the two optical modules are detachably connected.

[0092] Embodiment 6 Please also read Fig.12 and Fig.13 The laser processing equipment 8a of the sixth embodiment of the present application includes a first optical module 81a, a first optical module 81b, a second optical module 82, two third optical modules 83 and a fourth optical module 84.

[0093] The first optical module 81a and the first optical module 81b both include a first housing, a first optical component disposed in the first housing, and a first connecting module. Fig.11 and Figure 4The first optical module 81a is the optical module 100b in the above-mentioned embodiment 2, that is, the first shell of the first optical module 81a is the shell 1b in embodiment 2, the first optical component arranged in the first shell is the optical component 3b in embodiment 2, and the first connecting module is the connecting module 2b in embodiment 2.

[0094] The first connection module (connection module 2b in Embodiment 2) of the first optical module 81a is disposed on a side surface of the first housing (housing 1b in Embodiment 2). The first optical component (optical component 3b in Embodiment 2) is partially disposed on the first housing. The first optical component includes a first laser 321 and a beam expansion module 323, and the first laser 321 is used to emit the first laser L1. The beam expansion module 323 is disposed on the light-emitting side of the first laser 321, and the beam expansion module 323 is used to receive the first laser L1, and is used to change the divergence angle of the first laser L1 and then emit it to the first connection module, so that the first laser L1 passes through the side of the first housing where the first connection module is disposed and emits.

[0095] Please also read Fig.11 , Figure 6 and Figure 7 The first optical module 81b is the optical module 100c in the above-mentioned embodiment three, that is, the first shell of the first optical module 81b is the shell 1c in embodiment three, the first optical component arranged in the first shell is the optical component 3c in embodiment three, and the first connecting module is the connecting module 2c in embodiment three.

[0096] The first connection module (connection module 2c in Embodiment 3) of the first optical module 81b is disposed on a side surface of the first shell (shell 1c in Embodiment 3). The first optical component (optical component 3c in Embodiment 3) is partially disposed on the first shell. The first optical component includes a second laser 331, and the second laser 331 is used to emit a second laser L2 to the first connection module, so that the second laser L2 passes through the side of the first shell where the first connection module is disposed and emits. The first shell includes a first isolation shell 131, a second isolation shell 132 and a dust ring 133, and the first isolation shell 131 is used to accommodate the second laser 331. The second isolation shell 132 is sleeved on the first isolation shell 131. One end of the first isolation shell 131 is abutted against the second isolation shell 132. The dust ring 133 is disposed at the connection between the first isolation shell 131 and the second isolation shell 132, and is sleeved on the first isolation shell 131. The dust ring 133 is used to prevent dust, water vapor, etc. from entering the isolation cavity formed by the first isolation shell 131, so as to prevent the problem of low light output efficiency of the second laser 331 caused by water vapor. In this embodiment, the dust ring 133 is O-shaped. In other embodiments, the dust ring 133 can also be other shapes, which is not limited by the present application.

[0097] Please also read Fig.11 , Figure 2 and Figure 3 The second optical module 82 includes a second housing, a second optical component at least partially disposed in the second housing, and a second connecting module. The second optical module 82 is the optical module 100a in the first embodiment; that is, the second housing of the second optical module 82 is the housing 1a in the first embodiment, the second optical component disposed in the second housing is the optical component 3a in the first embodiment, and the second connecting module is the connecting module 2a in the first embodiment.

[0098] The second shell (shell 1a in the first embodiment) is provided with a second connection module (connection module 2a in the first embodiment) on one side of which a second interface (interface 11a in the first embodiment) is provided. The second connection module includes a second engaging member (engaging member 21a in the first embodiment), and the second engaging member is used to be detachably connected with the first optical module 81a, the first optical module 81b, the third optical module 83 or the fourth optical module 84, so that the second interface of the second optical module and the interface (11a, 11b, 11c or 11e) on the first optical module 81a, the first optical module 81b, the third optical module 83 or the fourth optical module 84 are connected.

[0099] The second optical component includes a galvanometer module 311 and a field lens module 313. The galvanometer module 311 is used to receive and reflect the light L0 incident from the second interface. The field lens module 313 is used to receive and project the light L0 to the workpiece to be processed. The field lens module 313 includes a plurality of lenses (not shown). By setting the field lens module 313, it is helpful to achieve processing requirements of different formats. The galvanometer module 311 and the field lens module 313 are fixed by threads, and part of the field lens module 313 is arranged on the outside of the second shell through the through hole on the second shell. The indication bracket 41 is fixed to the second shell by screws. A slide groove 411 is provided on the indication bracket 41, so that the indication module 42 can be movably arranged on the indication bracket 41, and the indication module 42 is used to emit the indication light S.

[0100] Please also read Fig.11 , Figure 8 and Fig. 9 Each third optical module 83 includes a third housing, a third optical component disposed in the third housing, and a third connecting module. Both third optical modules 83 are the optical module 100d in the fourth embodiment, that is, the third housing of each third optical module 83 is the housing 1d in the fourth embodiment, the third optical component disposed in the third housing is the optical component 3d in the fourth embodiment, and the third connecting module is the connecting module 2d in the fourth embodiment.

[0101] The third connection module includes a first sub-connection module 201, a second sub-connection module 202 and a third sub-connection module 203. The first sub-connection module 201, the second sub-connection module 202 and the third sub-connection module 203 are arranged on different surfaces of the third housing, wherein the second sub-connection module 202 and the third sub-connection module 203 are arranged on opposite sides of the third housing. The surface of the third housing provided with the first sub-connection module 201 and the second sub-connection module 202 is used for allowing light to pass through respectively to be incident on the third optical component. The third optical component is used to receive light incident from the side of the third housing provided with the first sub-connection module 201 and the second sub-connection module 202 and guide the light to be emitted from the side of the third housing provided with the third sub-connection module 203. Among them, the third connection module is also used to be detachably connected to the fourth optical module 84, and the third optical component is also used to guide the laser to be emitted from the third sub-connection module 203. The first sub-connection module 201 includes a first sub-engaging component 211 . The first sub-engaging component 211 is used for detachably connecting with a third connection module of another third optical module 83 .

[0102] The third optical module 83 includes a pressing ring, a protective lens and a lens protection ring; the pressing ring 61 is arranged at the position where the third sub-interface 12a is provided on the third shell. The pressing ring 61 is screwed to the third shell and used to fix the protective lens 63, thereby preventing the protective lens 63 from moving freely. The protective lens 63 is arranged between the first sub-engaging member 211 and the third optical component, and the protective lens 63 is used to prevent dust, water vapor, etc. from entering the third shell and affecting the third optical component. The lens protection ring 65 is a flexible material and is used to protect the protective lens 63. The lens protection ring 65 is engaged with the third sub-interface 12a and is arranged between the third optical component and the pressing ring 61, so that when the pressing ring 61 is subjected to external pressure, due to the action of the lens protection ring 65, the external pressure is evenly dispersed on the surface of the force, thereby effectively preventing the problem of the edge and corner of the protective lens 63 being easily broken.

[0103] Please also read Fig.11 and Fig.10 The fourth optical module 84 includes a fourth housing, a fourth optical component at least partially disposed in the fourth housing, and a fourth connecting module; the fourth connecting module is disposed on a side surface of the fourth housing. The fourth optical module 84 is the optical module 100e in the fifth embodiment; that is, the fourth housing of the fourth optical module 84 is the housing 1e in the fifth embodiment, the fourth optical component disposed in the fourth housing is the optical component 3e in the fifth embodiment, and the fourth connecting module is the connecting module 2e in the fifth embodiment.

[0104] A fourth interface 11e is provided on one side of the fourth housing where the fourth connection module is provided, and the fourth connection module is provided on one side surface of the fourth housing. The fourth optical component includes a camera 351, a lens 353, and a reflective element 355. The reflective element 355 is used to reflect light incident from the side of the fourth housing where the fourth connection module is provided to the lens 353. The lens 353 is connected to the camera 351 through a thread. The lens 353 is used to project laser light to the camera 351, and the camera 351 is used to receive laser light and obtain focus information.

[0105] The fourth housing is also provided with a fixing bracket 15, and the camera 351 is fixed to the fixing bracket 15 by screws, and the fixing bracket 15 is used to strengthen the connection strength between the camera 351 and the fourth housing. Since the camera 351 and the lens 353 are only connected by screws, when the fourth optical module 84 moves at high speed, due to the rotation force, the camera 351 is further fixed by setting the fixing bracket 15, which is conducive to preventing the camera 351 from rotating and shaking, and is conducive to improving the accuracy of the camera 351 in obtaining the focus information, and is also conducive to avoiding the change of the focal length of the lens 353, thereby helping to avoid the problem that the image containing the focus information is displaced and the field of view of the lens 353 becomes blurred due to the long-term use of the fourth optical module 84.

[0106] The two first connection modules of the first optical module 81a and the first optical module 81b are detachably connected to the third connection modules of the two third optical modules 83, respectively. Two adjacent third connection modules of two adjacent third optical modules 83 are detachably connected, the third connection module of one third optical module 83 is also detachably connected to the second connection module of the second optical module 82, and the third connection module of another third optical module 83 is also detachably connected to the fourth connection module of the fourth optical module 84, that is, the third connection module of the third optical module 83 close to the second optical module 82 is detachably connected to the second connection module, and the third connection module of the third optical module 83 far from the second optical module 82 is detachably connected to the fourth connection module. The third connection module is used to be detachably connected to the fourth connection module, so as to detachably connect the third optical module 83 and the fourth optical module 84, the third optical component is also used to guide the laser to be emitted from another third connection module, and the fourth optical component is used to receive the laser incident from the side of the housing where the fourth connection module is provided and obtain focus information. The second optical module 82 , the two third optical modules 83 and the fourth optical module 84 are arranged along the first direction X; the first optical module 81 a (or the first optical module 81 b ) and the third optical module 83 are arranged along the second direction Y perpendicular to the first direction X.

[0107] Specifically, the first optical module 81a and the first optical module 81b emit the first laser L1 and the second laser L2 respectively, and the first laser L1 and the second laser L2 respectively pass through the first sub-interface 12a on the corresponding first shell and are incident on the corresponding third optical module 83. The third optical component of a third optical module 83 receives and transmits the second laser L2 incident from the third sub-interface 12a, and reflects the second laser L2 to the third optical module 83 close to the second optical module 82. The third optical component of another third optical module 83 is used to receive the first laser L1 and the second laser L2, and the third optical component reflects the first laser L1 and transmits the second laser L2. The third optical module 83 that receives the first laser L1 is detachably connected to the second optical module 82, and the second optical module 82 receives and projects the first laser L1 and the second laser L2 incident from the second interface to the target area (for example, the surface of the workpiece to be processed). Part of the light is reflected from the workpiece to be processed back to the laser processing equipment 8a, wherein the reflective element 355 in the fourth optical component is used to reflect the light incident from the side of the fourth shell on which the fourth connecting module is provided to the lens 353, and the lens 353 is used to project the laser to the camera 351, and the camera 351 is used to receive the laser and obtain focus information.

[0108] The laser processing equipment 8a provided in the embodiment of the present application is provided with a first optical module 81a, a first optical module 81b, a second optical module 82, two third optical modules 83 and a fourth optical module 84. The first optical module 81a, the first optical module 81b, a second optical module 82, two third optical modules 83 and a fourth optical module 84 are detachably connected. The user can freely splice multiple optical modules 100a, 100b, 100c, 100d, 100e for receiving light and / or for emitting light according to needs, which is conducive to meeting the diverse processing needs of users and realizing the functional diversification of the laser processing equipment 8a.

[0109] Embodiment 7 Please also read Fig.12 and Fig.14 The laser processing device 8b of the seventh embodiment of the present application includes a first optical module 81a and a second optical module 82. Specifically, the first optical module 81 is the optical module 100b in the second embodiment; the second optical module 82 is the optical module 100a in the first embodiment.

[0110] The laser processing device 8b of the seventh embodiment of the present application is different from the laser processing device 8b of the first embodiment in that the first connection module is used to be detachably connected to the second connection module, so as to detachably connect the first optical module 81 and the second optical module 82. The first optical module 81 and the second optical module 82 are arranged along the first direction X. The second optical component is used to receive the laser light that passes through the first connection module and the second connection module in sequence and guide the first laser light L1 to be emitted.

[0111] Embodiment 8 Please also read Fig.12 and Fig.15 The laser processing device 8c of the eighth embodiment of the present application includes a first optical module 81b and a second optical module 82. Specifically, the first optical module 81b is the optical module 100c in the third embodiment; the second optical module 82 is the optical module 100a in the first embodiment.

[0112] The laser processing device 8c of the eighth embodiment of the present application is different from the laser processing device 8a of the first embodiment in that the first connection module is used to be detachably connected to the second connection module, so as to detachably connect the first optical module 81b and the second optical module 82. The first optical module 81b and the second optical module 82 are arranged along the first direction X. The second optical component is used to receive the laser light that passes through the first connection module and the second connection module in sequence and guide the second laser light L2 to be emitted.

[0113] Embodiment 9 Please also read Fig.12 and Fig.16 The laser processing device 8d of the ninth embodiment of the present application includes a first optical module 81a, a second optical module 82, a third optical module 83 and a fourth optical module 84. Specifically, the first optical module 81 is the optical module 100b in the second embodiment; the second optical module 82 is the optical module 100a in the first embodiment; the third optical module 83 is the optical module 100d in the fourth embodiment; and the fourth optical module 84 is the optical module 100e in the fifth embodiment.

[0114] The difference between the laser processing equipment 8d of the ninth embodiment of the present application and the laser processing equipment 8a of the first embodiment is that the first connection module of the first optical module 81 and the third connection module of the third optical module 83 are detachably connected. The two opposite third connection modules of the third optical module 83 are detachably connected to the second optical module 82 and the fourth optical module 84 respectively. The second optical module 82, the third optical module 83 and the fourth optical module 84 are arranged along the first direction X; the first optical module 81 and the third optical module 83 are arranged along the second direction Y perpendicular to the first direction X. The second optical component is used to receive the laser that passes through the first connection module, the third connection module and the second connection module in sequence and guide the first laser L1 to be emitted.

[0115] The first optical module 81 emits the first laser L1, and the first laser L1 passes through the first sub-interface 12a on the corresponding first shell and is incident on the corresponding third optical module 83. The third optical component of the third optical module 83 receives and reflects the first laser L1 incident from the third sub-interface, and reflects the first laser L1 to the third sub-interface close to the second optical module 82. The first laser L1 passes through the third sub-interface and is incident on the second optical module 82, and the second optical module 82 receives and projects the first laser L1 to the workpiece to be processed. Part of the light is reflected from the workpiece to be processed back to the laser processing equipment 8a, wherein the reflective element 355 in the fourth optical component is used to reflect the laser incident from the side of the fourth shell where the fourth connection module is provided to the lens 353, and the lens 353 is used to project the laser to the camera 351, and the camera 351 is used to receive the laser and obtain focus information.

[0116] Embodiment 10 Please also read Fig.12 and Fig.17 The laser processing device 8e of the tenth embodiment of the present application includes a first optical module 81b, a second optical module 82, a third optical module 83 and a fourth optical module 84. Specifically, the first optical module 81b is the optical module 100c in the third embodiment; the second optical module 82 is the optical module 100a in the first embodiment; the third optical module 83 is the optical module 100d in the fourth embodiment; and the fourth optical module 84 is the optical module 100e in the fifth embodiment.

[0117] The difference between the laser processing equipment 8e of the tenth embodiment of the present application and the laser processing equipment 8a of the first embodiment is that the first connection module of the first optical module 81b and the third connection module of the third optical module 83 are detachably connected. The two opposite third connection modules of the third optical module 83 are detachably connected to the second optical module 82 and the fourth optical module 84 respectively. The second optical module 82, the third optical module 83 and the fourth optical module 84 are arranged along the first direction X; the first optical module 81 and the third optical module 83 are arranged along the second direction Y perpendicular to the first direction X. The second optical component is used to receive the laser that passes through the first connection module, the third connection module and the second connection module in sequence and guide the second laser L2 to be emitted.

[0118] The first optical module 81 emits the second laser L2, and the second laser L2 passes through the first sub-interface 12a on the corresponding first shell 811 and is incident on the corresponding third optical module 83. The third optical component of the third optical module 83 receives and reflects the second laser L2 incident from the third sub-interface, and reflects the second laser L2 to the third sub-interface close to the second optical module 82. The second laser L2 passes through the third sub-interface and is incident on the second optical module 82, and the second optical module 82 receives and projects the second laser L2 to the workpiece to be processed. Part of the light is reflected from the workpiece to be processed back to the laser processing equipment 8a, wherein the reflective element 355 in the fourth optical component is used to reflect the laser incident from the fourth connection module to the lens 353, and the lens 353 is used to project the laser to the camera 351, and the camera 351 is used to receive the laser and obtain focus information.

[0119] The laser processing equipment 8a provided in the sixth, seventh, eighth, ninth and tenth embodiments of the present application is provided with at least one first optical module 81a (or first optical module 81b) and at least one second optical module 82. The first optical component of the first optical module 81a (or first optical module 81b) is used to emit laser (first laser or second laser) to the first connecting module so that the laser passes through the first connecting module and is emitted. The first connecting module is also used to be detachably connected to the second connecting module so as to detachably connect the first optical module 81 and the second optical module 82. The second optical component of the second optical module 82 is used to receive the laser that passes through the first connecting module and the second connecting module in sequence and guide the laser to be emitted. The first optical module 81 and the second optical module 82 are detachably connected. Users can freely splice multiple optical modules 100a, 100b, 100c, 100d, 100e for receiving light and / or for emitting light according to needs, which is conducive to meeting the diverse processing needs of users and realizing the functional diversification of the laser processing equipment 8a.

[0120] See also Figure 2 and Fig.18, the embodiment of the present application further provides a laser engraving device 900. The laser engraving device 900 of the embodiment of the present application includes a body 91 and at least two optical modules as in any of the above embodiments (for example, including the optical module 100a in the first embodiment, the optical module 100b in the second embodiment, the optical module 100c in the third embodiment, the optical module 100d in the fourth embodiment, and the optical module 100e in the fifth embodiment), the two optical modules (for example, the optical module 100a and the optical module 100b) are arranged on the body 91, and the connection modules of the two optical modules (for example, the optical module 100a and the optical module 100b) are detachably connected. Specifically, for example, when the laser engraving device 900 includes the optical module 100a in Example 1 and the optical module 100b in Example 2, the connection modules of the optical module 100a and the optical module 100b are detachably connected, and the main body 91 includes an equipment frame (not shown), a driving module (not shown), a processing base (not shown) and a material tray (not shown); the material tray is used to fix the workpiece to be processed, the processing base is used to fix the material tray, the driving module is used to drive the processing base to move relative to the equipment frame, the optical module 100b is used to emit a first laser (not shown), and the optical module 100a is used to receive the first laser and guide the first laser to be emitted, so as to project the first laser onto the workpiece to be processed fixed on the material tray.

[0121] The laser engraving device 900 provided in the embodiment of the present application is provided with at least two optical modules (e.g., optical modules 100a, 100b, 100c, 100d, 100e) as in any of the above embodiments, the two optical modules (e.g., optical module 100a and optical module 100b) are provided on the body 91 of the laser engraving device 900, the connecting modules of the two optical modules (e.g., optical module 100a and optical module 100b) are detachably connected, and the optical components in each optical module are used to receive incident light and / or to emit light ( For example, optical module 100a is used for receiving light, and optical module 100b is used for emitting light); the connecting module is used for detachable connection with the connecting module on another optical module, so that the two optical modules (for example, optical module 100a and optical module 100b) are detachably connected, and the user can freely splice multiple optical modules for receiving light and / or for emitting light (for example, optical module 100a and optical module 100b) according to needs, which is conducive to meeting the user's diverse processing needs and realizing the functional diversification of the laser engraving device 900.

[0122] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present application and are not intended to be limiting of the present application. As long as they are within the spirit and scope of the present application, appropriate changes and modifications to the above embodiments are within the scope of protection claimed in the present application.

Claims

1. An optical module, characterized in that: include: case; At least one connection module is disposed on a side surface of the housing; as well as an optical component, at least partially disposed in the housing, for receiving light incident from a side of the housing where the connection module is disposed; and / or Used to emit light in the direction of the connection module, so that the light passes through a side of the housing where the connection module is disposed; The connection module is used to be detachably connected to the connection module on another optical module, so as to detachably connect the two optical modules.

2. The optical module according to claim 1, characterized in that: The optical component includes a first laser and a beam expansion module, the first laser is used to emit a first laser, the beam expansion module is arranged on the light output side of the first laser, the beam expansion module is used to receive the first laser, and is used to change the divergence angle of the first laser and then emit it to the connection module, so that the first laser passes through the side of the shell where the connection module is arranged and emits.

3. The optical module according to claim 1, characterized in that: The optical component includes a second laser, and the second laser is used to emit a second laser toward the connection module, so that the second laser passes through a side of the housing where the connection module is arranged and is emitted.

4. The optical module according to claim 3, characterized in that: The shell includes a first isolation shell, a second isolation shell and a dust ring. The second isolation shell is sleeved on the first isolation shell. One end of the first isolation shell is abutted against the second isolation shell. The optical component is arranged in the first isolation shell. The dust ring is arranged at the connection between the first isolation shell and the second isolation shell.

5. The optical module according to claim 1, characterized in that: An interface is provided on one side of the housing where the connection module is disposed. The connection module includes a clamping piece, and the clamping piece is used to be detachably connected with the clamping piece on another optical module so that the interfaces of the two optical modules can be docked.

6. The optical module according to claim 5, characterized in that: The optical component includes a galvanometer module and a field lens module. The galvanometer module is used to receive and reflect the light incident from the interface, and the field lens module is used to receive and emit the light.

7. The optical module according to claim 1, characterized in that: The optical module further comprises an indication bracket and an indication module, wherein the indication bracket is fixed on the housing, the indication module is movably arranged on the indication bracket, and the indication module is used for emitting indication light.

8. The optical module according to claim 1, characterized in that: The shell is provided with a first sub-connection module, a second sub-connection module and a third sub-connection module, and the first sub-connection module, the second sub-connection module and the third sub-connection module are arranged on different surfaces of the shell, and the surface of the shell provided with the first sub-connection module and the second sub-connection module is used for allowing the light to pass through respectively to be incident on the optical component, and the optical component is used to receive the light incident from the side of the shell where the first sub-connection module and the second sub-connection module are arranged and guide the light to be emitted from the side of the shell where the third sub-connection module is arranged.

9. The optical module according to claim 8, characterized in that: The optical module includes a pressing ring, a protective lens and a lens protection ring; a third sub-interface is provided on one side of the housing where the first sub-connection module is provided, the first sub-connection module includes a first sub-clamping member, and the first sub-clamping member is used to be detachably connected to the connection module on another optical module; The pressure ring is threadedly connected to the shell and is used to fix the protective lens. The protective lens is arranged between the first sub-clamping member and the optical component. The lens protection ring is clamped on the third sub-interface and is used to protect the protective lens.

10. The optical module according to claim 1, characterized in that: The optical component includes a camera, a lens and a reflective element, wherein the reflective element is used to reflect the light incident from the side of the shell where the connecting module is provided to the lens, the lens is connected to the camera, the lens is used to project the light to the camera, and the camera is used to receive the light and obtain focus information.

11. A laser engraving device, characterized in that: include: ontology; as well as At least two optical modules according to any one of claims 1 to 10, wherein the two optical modules are arranged on the body, and the connecting modules of the two optical modules are detachably connected.

12. A laser processing device, characterized in that: include: At least one first optical module, each of which comprises a first housing, a first optical component disposed in the first housing, and a first connecting module; The first connection module is disposed on a side surface of the first housing; the first optical component is used to emit laser light to the first connection module so that the laser light passes through the side surface of the housing on which the first connection module is disposed; as well as At least one second optical module, each of the second optical modules includes a second housing, a second optical component at least partially disposed in the second housing, and a second connecting module; the second connecting module is disposed on a side surface of the second housing; Among them, the first connecting module is used to be detachably connected to the second connecting module so as to detachably connect the first optical module and the second optical module, the second optical component is used to receive the laser that passes through the first shell and the side of the second shell where the second connecting module is provided in sequence, and the second optical component is also used to emit the laser.

13. The laser processing equipment according to claim 12, characterized in that: The first optical component includes a first laser and a beam expansion module. The first laser is used to emit a first laser. The beam expansion module is arranged on the light-emitting side of the first laser. The beam expansion module is used to receive the first laser and to change the divergence angle of the first laser and then emit it to the first connecting module, so that the first laser passes through the side of the first shell where the first connecting module is arranged and emits.

14. The laser processing equipment according to claim 12, characterized in that: The first optical component includes a second laser, and the second laser is used to emit a second laser toward the connection module, so that the second laser passes through a side of the first housing where the first connection module is disposed and is emitted.

15. The laser processing equipment according to claim 14, characterized in that: The first shell includes a first isolation shell, a second isolation shell and a dust ring. The second isolation shell is sleeved on the first isolation shell. One end of the first isolation shell is abutted against the second isolation shell. The first optical component is arranged in the first isolation shell. The dust ring is arranged at the connection between the first isolation shell and the second isolation shell.

16. The laser processing equipment according to claim 12, characterized in that: A first interface is provided on one side of the first shell on which the first connecting module is provided, and a second interface is provided on one side of the second shell on which the second connecting module is provided. The second connecting module includes a second locking member, and the second locking member is used to be detachably connected to the first connecting module on the first optical module so that the first interface of the first optical module and the second interface of the second optical module can be docked.

17. The laser processing equipment according to claim 16, characterized in that: The second optical component includes a galvanometer module and a field lens module. The galvanometer module is used to receive and reflect the laser incident from the second interface, and the field lens module is used to receive and emit the laser.

18. The laser processing equipment according to claim 17, characterized in that: The second optical component further includes an indication bracket and an indication module. The indication bracket is fixed on the second housing. The indication module can be movably disposed on the indication bracket. The indication module is used to emit indication light.

19. The laser processing equipment according to claim 12, characterized in that: The laser processing equipment further comprises at least one third optical module and at least one fourth optical module; Each of the third optical modules includes a third housing, a third optical component disposed in the third housing, and a third connection module, wherein the third connection module includes a first sub-connection module, a second sub-connection module, and a third sub-connection module, wherein the first sub-connection module, the second sub-connection module, and the third sub-connection module are disposed on different surfaces of the third housing, and the surface of the third housing on which the first sub-connection module and the second sub-connection module are disposed is used for the laser to pass through respectively so as to be incident on the third optical component, and the third optical component is used for receiving the laser; Each of the fourth optical modules comprises a fourth housing, a fourth optical component at least partially disposed in the fourth housing, and a fourth connecting module; the fourth connecting module is disposed on a side surface of the fourth housing; Among them, the third connecting module is also used to be detachably connected to the fourth connecting module, so as to be detachably connected to the third optical module and the fourth optical module, the third optical component is also used to guide the laser to be emitted from the third sub-connecting module, and the fourth optical component is used to receive the laser incident from the side of the fourth shell where the fourth connecting module is provided, and obtain the focus information of the laser.

20. The laser processing equipment according to claim 19, characterized in that: The laser processing equipment comprises two first optical modules and two third optical modules; the first connecting module and the third connecting module of each first optical module are detachably connected, and two adjacent third connecting modules of two third optical modules are detachably connected; The third connecting module of the third optical module is also used for detachably connecting with the second connecting module and the fourth connecting module.

21. The laser processing equipment according to claim 20, characterized in that: Each of the third optical modules comprises a pressing ring, a protective lens and a lens protection ring; a third sub-interface is provided on one side of the third housing where the first sub-connection module is provided, the first sub-connection module comprises a first sub-clamping member, and the first sub-clamping member is used for detachably connecting with the third connection module of another third optical module; The pressure ring is threadedly connected to the third shell and is used to fix the protective lens. The protective lens is arranged between the first sub-clamping member and the third optical component. The lens protection ring is clamped on the third sub-interface and is used to protect the protective lens.

22. The laser processing equipment according to claim 19, characterized in that: The fourth optical component includes a camera, a lens and a reflective element, the reflective element is used to reflect the laser incident from the side of the fourth shell where the fourth connecting module is provided to the lens, the lens is connected to the camera, the lens is used to project the laser to the camera, and the camera is used to receive the laser and obtain focus information.

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