CN105252140A - Laser focusing device - Google Patents
Laser focusing device Download PDFInfo
- Publication number
- CN105252140A CN105252140A CN201510765305.6A CN201510765305A CN105252140A CN 105252140 A CN105252140 A CN 105252140A CN 201510765305 A CN201510765305 A CN 201510765305A CN 105252140 A CN105252140 A CN 105252140A
- Authority
- CN
- China
- Prior art keywords
- terminal pad
- fairlead
- nozzle terminal
- mount
- pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
Abstract
The invention discloses a laser focusing device. The laser focusing device comprises a lens holder, a mounting base arranged to surround the lens holder and connected with the lens holder, a nozzle connecting disc mounted at the lower end of the mounting base, and a guide sleeve mounted on the nozzle connecting disc and contacting with the nozzle connecting disc. When the device is under a Z-direction external force, the guide sleeve moves in the Z direction against a pre-tightening force of a multiple-bellow compression spring so as to be separated from the connecting disc; in this way, damage of an external force to the device or other parts of equipment can be avoided.
Description
Technical field
The present invention relates to laser technology field, particularly a kind of have the laser focusing device preventing collision function.
Background technology
In recent years, along with the fast development of laser processing technology, due to laser there is good directionality, brightness is high, monochromaticjty good and the feature such as high-energy-density, laser three-D process technology and Laser Combined Machining Technology are used widely in fields such as industrial production, communication, information processings.
In the process of laser technology application, need to use optical focusing element to remove rapidoprint, particularly in the laser process equipments such as some laser cutting devices, laser drill equipment, laser focusing device is absolutely necessary.Because laser focusing device is mostly the processing assembly of above-mentioned laser process equipment, in process equipment generation maloperation or when breaking down, laser focusing device is easy to and workpiece to be machined, clamping workpiece device, and operating platform etc. collides, this impact force is also easy to damage laser focusing device, thus causes processing work or other vitals to cause damage.At present, a kind of laser focusing device that can prevent to collide not yet is provided in existing laser processing technology.
In view of this, necessaryly provide a kind of and can solve the problems of the technologies described above, for the laser focusing device preventing impact force from damaging it.
Summary of the invention
The object of the invention is to: a kind of laser focusing device that can prevent external impact power from damaging it is provided.
In order to realize the object of foregoing invention, the invention provides a kind of laser focusing device, there is anti-collision, described device comprises: lens mount, be placed in described lens mount periphery and the mount pad be connected with described lens mount, be arranged on the nozzle terminal pad of described mount pad lower end, and be installed on the fairlead contacted on described nozzle terminal pad and with described nozzle terminal pad, when described device is subject to the collision of vertical direction, described fairlead is separated with described nozzle terminal pad.
Described device also comprises the cover glass seat be connected with described lens mount, is mounted with glass in described glass protection seat.
As a modification of the present invention: described lens mount is provided with the set of lenses, spacer ring between described lens and the trim ring that are made up of some lens, and the periphery of described trim ring is connected to described mount pad.
As a modification of the present invention: the peripheral circumferential of described mount pad is provided with air admission hole, described air admission hole is connected with pneumatic fast plug.
As a modification of the present invention: described air admission hole and described pneumatic fast plug everybody three, and circumferentially 120 degree be uniformly distributed.
As a modification of the present invention: described device also comprises the gland be installed on described nozzle terminal pad, and be arranged on the many ripples Compress Spring between described gland and described fairlead.
As a modification of the present invention: described nozzle terminal pad is provided with anti-rotation block, and described anti-rotation block is arranged on below described gland.
As a modification of the present invention: described nozzle terminal pad is arranged three fixed copper contacts, on described fairlead, correspondence is provided with three movable copper contacts, and described fixed copper contact is connected with described movable copper contact under the effect of the pretightning force of described many wave pressures spring.
As a modification of the present invention: described nozzle terminal pad is conductor material, described fairlead is non-conductive material, described fixed copper contact and described movable copper contact be 120 degree of evenly settings circumferentially, and described nozzle terminal pad arranges four-core cable, cable gland and cable pressing plate, and the core cable in described four-core cable is connected with in described fixed copper contact, other three core cables are connected with described three movable copper contacts.
As a modification of the present invention: described device also comprises the valve be installed on described fairlead, described valve and described fairlead are threaded connection.
Compared with prior art, laser focusing device provided by the invention, can prevent this device from passing to the visual plant of laser focusing device at one-dimensional square to the impact force of (as: Z-direction).
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, a kind of laser focusing device provide the embodiment of the present invention and beneficial effect thereof are described in detail.
The schematic perspective view of a kind of laser focusing device that Fig. 1 provides for an embodiment of the present invention.
The sectional view of section is carried out in the diagram A-A direction that Fig. 2 is a kind of laser focusing device provided along an embodiment of the present invention shown in Fig. 1.
The sectional view that Fig. 3 is the nozzle terminal pad that provides along an embodiment of the present invention shown in Fig. 1 and connector thereof.
Detailed description of the invention
In order to make object of the present invention, technical scheme and Advantageous Effects thereof more clear, below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.Should be understood that, the detailed description of the invention described in this description is only used to explain the present invention, is not intended to limit the present invention.
The impact force being subject to vertical direction for laser equipment is below described, but the present invention is not limited to the impact being subject to vertical direction active force, and to being subject to, any one-dimensional square impact force is upwards all applicable.
Refer to Fig. 1 to Fig. 3, an embodiment of the present invention provides a kind of laser focusing device 100, this focusing arrangement 100 comprises lens mount 110, be placed in described lens mount 110 periphery and the mount pad 120 be connected with described lens mount 110, be arranged on the nozzle terminal pad 130 of described mount pad 120 lower end, be installed on the fairlead 140 contacted on described nozzle terminal pad 130 and with described nozzle terminal pad 130.
Lens mount 110 is in circular, and itself and above-mentioned mount pad 120 are donut, and it is near mount pad 120 inwall, and described lens mount 110 is provided with the set of lenses 111, spacer ring 112 and the trim ring 113 that are made up of some lens.Set of lenses 111 is arranged on lens mount 110, is provided with spacer ring 112 between the lens in set of lenses 111, and lens mount 110 arranges a fixed gap with the inside of mount pad 120, and trim ring 113 is placed in above-mentioned space, with fixed mounting 120 and lens mount 110.
Nozzle terminal pad 130 is arranged on the lower end of described mount pad 120, and it is connected with mount pad 120 by screw; Said nozzle terminal pad 130 is provided with fairlead 140, the conical surface of fairlead 140 is connected with nozzle terminal pad 130, and fairlead 140 adopts non-conductive material to make, and nozzle terminal pad 130 adopts conductor material to make.
Nozzle terminal pad 130 inwall upper end is provided with gland 131, and it is connected with nozzle terminal pad 130 by screw.Many ripples Compress Spring 132 is provided with between gland 131 and fairlead 140, and fairlead 140 is fixed with movable copper contact 141, above-mentioned movable copper contact 141 is 3, circumference 120 degree is evenly arranged on fairlead 140, accordingly, nozzle terminal pad 130 is provided with fixed copper contact 133, above-mentioned fixed copper contact 133 is 3, circumference 120 degree is uniform to be arranged on nozzle terminal pad 130, and above-mentioned movable copper contact 141 keeps in touch with above-mentioned fixed copper contact 133 under the pretightning force of above-mentioned many ripples Compress Spring 132.
Nozzle terminal pad 130 is provided with anti-rotation block 134, this anti-rotation block 134 is in " ┎ " shape, and it is placed on nozzle terminal pad 130, and one end is towards fairlead 140, for preventing fairlead 140 from rotating, thus avoids cable to be pulled off.
Nozzle terminal pad 130 is provided with four-core cable 135, cable gland 136 and cable pressing plate 137, any core cable in four-core cable 135 is connected with any one the fixed copper contact 133 in above-mentioned fixed copper contact 133, and other three core cables respectively copper contact 141 movable with three are connected.Above-mentioned cable gland 136 is conical, and is split into two halves, and four-core cable 135 and cable gland 136 are placed in the bellmouth of nozzle terminal pad 130 successively, and compress with cable pressing plate 137, with fastening above-mentioned cable.Four-core cable 135 other end is connected with control system.
Be provided with an O closed type circle a between the upper end of nozzle terminal pad 130 and gland 131, between gland 131 and fairlead 140, be provided with the 2nd O closed type circle b.Be appreciated that the compactness providing device by adding closed type circle.
Further, said apparatus 100 also comprises the cover glass seat 150 be connected with described lens mount 110, is mounted with glass in described glass protection seat 150.
In addition; the peripheral circumferential of cover glass seat 150 is provided with air admission hole (not shown); above-mentioned air admission hole is connected to pneumatic fast plug 151; further; above-mentioned air admission hole and pneumatic fast plug 151 are respectively set to three, and circumferentially even 120 degree of settings, by arranging above-mentioned air admission hole and pneumatic fast plug; can will be connected with the tracheae access of gases at high pressure wherein, and convenient plug.
Further, fairlead 140 lower end is provided with valve 160, the V-shaped shape of valve 160, and is connected with fairlead 140 by screw thread pair.Be appreciated that described fairlead 140 and valve 160 can reset under described many ripples Compress Spring 132 acts on, described movable copper contact 141 keeps normally off again with described fixed copper contact 133.
Be appreciated that, when described valve 160 is subject to external force Fz, the pretightning force overcoming many ripples Compress Spring 132 moves along Z forward by described fairlead 140, thus described fairlead 140 will be separated in nozzle terminal pad 130 in Z-direction, further described fixed copper contact 133 disconnects with described movable copper contact 141, thus produce a switching signal, by this Signal transmissions to the control system of corresponding device, equipment can be allowed to make corresponding action, as kinematic axis rollback etc., thus external impacts is avoided to cause the destruction of this device or other parts of equipment; After executing corresponding actions, described fairlead 140 and valve 160 can reset under described many ripples Compress Spring 132 acts on, and described movable copper contact 141 keeps normally off again with described fixed copper contact 133.
The present invention proposes a kind of laser gathering device, when device receives Z-direction outside component, described fairlead 140 will overcome many ripples Compress Spring, the pretightning force of 132 moves along Z-direction, thus described fairlead 140 will be separated in nozzle terminal pad 130, thus external impacts is avoided to cause the destruction of this device or other parts of equipment.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, the present invention is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (10)
1. a laser focusing device, there is anti-collision, it is characterized in that: described device comprises: lens mount, be placed in described lens mount periphery and the mount pad be connected with described lens mount, be arranged on the nozzle terminal pad of described mount pad lower end, and be installed on the fairlead contacted on described nozzle terminal pad and with described nozzle terminal pad, described device be subject to one-dimensional square to collision time, described fairlead is separated with described nozzle terminal pad.
2. device according to claim 1, is characterized in that: described device also comprises the cover glass seat be connected with described lens mount, is mounted with glass in described glass protection seat.
3. device according to claim 1, is characterized in that: described lens mount is provided with the set of lenses, spacer ring between described lens and the trim ring that are made up of some lens, and the periphery of described trim ring is connected to described mount pad.
4. device according to claim 1, is characterized in that: the peripheral circumferential of described mount pad is provided with air admission hole, and described air admission hole is connected with pneumatic fast plug.
5. device according to claim 4, is characterized in that: described air admission hole and described pneumatic fast plug everybody three, and circumferentially 120 degree be uniformly distributed.
6. device according to claim 1, is characterized in that: described device also comprises the gland be installed on described nozzle terminal pad, and is arranged on the many ripples Compress Spring between described gland and described fairlead.
7. device according to claim 6, is characterized in that: described nozzle terminal pad is provided with anti-rotation block, and described only fragment of brick is arranged on below described gland.
8. device according to claim 1, it is characterized in that: described nozzle terminal pad is arranged three fixed copper contacts, on described fairlead, correspondence is provided with three movable copper contacts, and described fixed copper contact is connected with described movable copper contact under the effect of the pretightning force of described many wave pressures spring.
9. device according to claim 8, it is characterized in that: described nozzle terminal pad is conductor material, described fairlead is non-conductive material, described fixed copper contact and described movable copper contact be 120 degree of evenly settings circumferentially, and described nozzle terminal pad arranges four-core cable, cable gland and cable pressing plate, and the core cable in described four-core cable is connected with in described fixed copper contact, other three core cables are connected with described three movable copper contacts.
10. device according to claim 1, is characterized in that: described device also comprises the valve be installed on described fairlead, and described valve and described fairlead are threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765305.6A CN105252140A (en) | 2015-11-11 | 2015-11-11 | Laser focusing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765305.6A CN105252140A (en) | 2015-11-11 | 2015-11-11 | Laser focusing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105252140A true CN105252140A (en) | 2016-01-20 |
Family
ID=55092232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510765305.6A Pending CN105252140A (en) | 2015-11-11 | 2015-11-11 | Laser focusing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105252140A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19701516C1 (en) * | 1997-01-17 | 1998-02-12 | Precitec Gmbh | Collision protected laser machining unit |
| CN1450945A (en) * | 2000-08-31 | 2003-10-22 | 三菱电机株式会社 | Laser Machining head |
| CN2843718Y (en) * | 2005-11-30 | 2006-12-06 | 武汉法利莱切割系统工程有限责任公司 | Laser machining head device |
| CN2912889Y (en) * | 2006-06-05 | 2007-06-20 | 深圳市大族激光科技股份有限公司 | Laser cutting head with electromechanical double protection |
| JP2011177727A (en) * | 2010-02-26 | 2011-09-15 | Amada Co Ltd | Laser beam machine |
| CN203992835U (en) * | 2014-06-24 | 2014-12-10 | 深圳市大族激光科技股份有限公司 | The anticollision device, collision-prevention device of laser cutting head |
-
2015
- 2015-11-11 CN CN201510765305.6A patent/CN105252140A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19701516C1 (en) * | 1997-01-17 | 1998-02-12 | Precitec Gmbh | Collision protected laser machining unit |
| CN1450945A (en) * | 2000-08-31 | 2003-10-22 | 三菱电机株式会社 | Laser Machining head |
| CN2843718Y (en) * | 2005-11-30 | 2006-12-06 | 武汉法利莱切割系统工程有限责任公司 | Laser machining head device |
| CN2912889Y (en) * | 2006-06-05 | 2007-06-20 | 深圳市大族激光科技股份有限公司 | Laser cutting head with electromechanical double protection |
| JP2011177727A (en) * | 2010-02-26 | 2011-09-15 | Amada Co Ltd | Laser beam machine |
| CN203992835U (en) * | 2014-06-24 | 2014-12-10 | 深圳市大族激光科技股份有限公司 | The anticollision device, collision-prevention device of laser cutting head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160120 |
|
| RJ01 | Rejection of invention patent application after publication |