CN209206716U

CN209206716U - Laser welding head

Info

Publication number: CN209206716U
Application number: CN201821598452.4U
Authority: CN
Inventors: 王浩辉
Original assignee: Shenzhen Huahan Laser Technology Co Ltd
Current assignee: Shenzhen Huahan Laser Technology Co Ltd
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2019-08-06
Anticipated expiration: 2028-09-28

Abstract

The utility model relates to a kind of laser welding head, including cavity, relative spacing setting the first reflecting mirror in the cavity and the second reflecting mirror and the laser input cylinder and camera that are mounted on cavity one end；Camera includes fixed ring, regulation pipe, mounting ring and CCD；Fixed ring is mounted on cavity, and the first focus lamp is provided in fixed ring；One end of regulation pipe is movably set in fixed ring, and the internal perisporium of the regulation pipe other end is equipped with internal screw thread；The periphery wall of mounting ring one end is equipped with external screw thread, connect in external screw thread with screw-internal thread fit；One end of CCD is connect with mounting ring.When above-mentioned laser welding head is adjusted, rotation regulating pipe, regulation pipe drives CCD separate or the first focus lamp in fixed ring by mounting ring, to realize the focal position corresponding relationship for adjusting CCD and the first focus lamp, so that the contraposition of the focus of CCD and the first focus lamp is accurate, the normal use of camera is effectively ensured.

Description

Laser welding head

Technical field

The utility model relates to technical field of laser welding, more particularly to a kind of laser welding head.

Background technique

Currently, laser has been widely applied in industrial production, in particular for the welding of metal, cutting, punching, label And surface treatment etc..Laser welding technology just gradually replaces traditional welding technique, this mainly has benefited from production Laser welding has that speed of welding is fast, be easy to be guided by optical system, precision is high, deformation is small, generates workpiece compared with low thermal stress The features such as.

Camera can be generally installed in laser welding technology on plumb joint, camera is used for the figure of captured in real-time welding product As welding position and the welding situation to monitor product.CCD (the Charge Coupled of camera on traditional welding head Device, charge coupling device imaging sensor), i.e., coke as CCD and focus lamp unadjustable with the distance between focus lamp Point contraposition is not punctual, then can not be adjusted, to will affect the normal use of camera.

Utility model content

Based on this, it is necessary to aiming at the problem that current traditional technology, it is adjustable to provide the distance between CCD and focus lamp Laser welding head.

A kind of laser welding head, which is characterized in that including the first reflection of cavity, relative spacing setting in the cavity Mirror and the second reflecting mirror and the laser input cylinder and camera for being mounted on described cavity one end；The laser inputs cylinder and first Reflecting mirror is correspondingly arranged；The camera is correspondingly arranged with second reflecting mirror；The camera includes fixed ring, regulation pipe, peace Fill ring and CCD；The fixed ring is mounted on the cavity, and the first focus lamp is provided in the fixed ring；The regulation pipe One end be movably set in the fixed ring, the internal perisporium of the regulation pipe other end is equipped with internal screw thread；The mounting ring one End cap is located in the regulation pipe, and the periphery wall of described mounting ring one end is equipped with external screw thread, in the external screw thread with the interior spiral shell Line is cooperatively connected；One end of the CCD is connect with the mounting ring.

Regulation pipe one end of laser welding head is slidingly connected in the fixed ring for being equipped with the first focus lamp inside, and regulation pipe is another End is threadedly coupled with mounting ring, and mounting ring is connect with CCD；When adjusting, rotation regulating pipe, regulation pipe drives CCD by mounting ring First focus lamp separate or in fixed ring adjusts the pass corresponding with the focal position of the first focus lamp CCD to realize The normal use of camera is effectively ensured so that the contraposition of the focus of CCD and the first focus lamp is accurate in system.

The axle center of first reflecting mirror and laser input cylinder is described in 45 ° of settings in one of the embodiments, Second reflecting mirror and first mirror parallel are arranged.

The other end of the cavity is connected with laser injection head in one of the embodiments, the laser injection head with Second reflecting mirror is correspondingly arranged.

The second focus lamp is provided in the laser injection head in one of the embodiments,.

Filter is provided in the mounting ring in one of the embodiments,.

Positioning plate is connected on the cavity in one of the embodiments,.

Collimating mirror is provided in the laser input cylinder in one of the embodiments,.

One end of the CCD is provided with connection ring in one of the embodiments, and the connection ring is remote with the mounting ring One end socket from the regulation pipe.

The side of the cavity is equipped with slot in one of the embodiments,；One end of the securing plate and the CCD are solid The other end of fixed connection, the securing plate is equipped with strip-shaped hole, and the strip-shaped hole is corresponding with the slot, and a positioning pin passes through described Strip-shaped hole and the slot.

The side of the cavity is equipped with guide groove in one of the embodiments, and the slot is set to the bottom of guide groove； One end that the securing plate is equipped with strip-shaped hole is slidedly arranged in the guide groove.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the laser welding head of a better embodiment of the utility model；

Fig. 2 is the rearview of the laser welding head of Fig. 1；

Fig. 3 is the cross-sectional view of the laser welding head of Fig. 1；

Fig. 4 is the camera exploded view of the laser welding head of Fig. 1.

The meaning of each label in attached drawing are as follows:

Cavity 10, laser injection head 11, the second focus lamp 12, slot 13, guide groove 14, positioning plate 15；

First reflecting mirror 20, the second reflecting mirror 30；

Laser inputs cylinder 40, collimating mirror 41；

Camera 50, fixed ring 60, annular slab 61, the first focus lamp 62, regulation pipe 70, internal screw thread 71, mounting ring 80, outer spiral shell Line 81, filter 82, CCD90, connection ring 91, securing plate 92, strip-shaped hole 93.

Specific embodiment

The utility model will be described more fully below for the ease of understanding the utility model,.But this is practical It is novel to realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing these implementations The purpose of example is to make the understanding of the disclosure of the utility model more thorough and comprehensive.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper", There is no intermediary elements.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement are For illustrative purposes.

Please refer to figs. 1 to 4, is the laser welding head of one better embodiment of the utility model, including cavity 10, opposite The first reflecting mirror 20 and the second reflecting mirror 30 that are arranged at intervals in cavity 10 and the laser for being mounted on 10 one end of cavity input Cylinder 40 and camera 50；The axle center of first reflecting mirror 20 and laser input cylinder 40 is arranged in 45 °；Second reflecting mirror 30 and the first reflection 20 relative spacing of mirror is arranged and is parallel to each other, and the second reflecting mirror 30 is corresponding with the second port 12.

Fig. 1 and Fig. 2 is please referred to, the other end of cavity 10 is connected with laser injection head 11, laser injection head 11 and cavity 10 Interior connection, laser injection head 11 are correspondingly arranged with the second reflecting mirror 30, and laser injection head 11 is used to connect with extraneous laser efferent duct It connects；Referring to FIG. 3, being provided with the second focus lamp 12 in laser injection head 11 please refers to Fig. 2.The side of cavity 10 is equipped with slot 13, in the present embodiment, the quantity of slot 13 is two, two interval of slot 13 settings；Further, the side of cavity 10 is set There is guide groove 14, slot 13 is set to the bottom of guide groove 14.Be also connected with positioning plate 15 on cavity 10, positioning plate 15 be used for it is outer The laser equipment on boundary connects.

Fig. 1 to 3 is please referred to, laser is inputted in cylinder 40 and cavity 10 and is connected to, and laser inputs cylinder 40 and the first reflecting mirror 20 is right It should be arranged.Laser input cylinder 40 with extraneous laser for connecting, referring to FIG. 3, being provided with collimating mirror in laser input cylinder 40 41, collimating mirror 41 is correspondingly arranged with the first reflecting mirror 20.

Fig. 3 and Fig. 4 is please referred to, camera 50 is correspondingly arranged with the second reflecting mirror 30, and camera 50 and laser injection head 11 are same Axis setting.Camera 50 includes fixed ring 60, regulation pipe 70, mounting ring 80 and CCD90.It is mounted on cavity 10, and fixed ring 60 It is connected to in cavity 10；Further, one end of fixed ring 60 is connected with annular slab 61, annular slab 61 and 10 outside screw of cavity Connection；Fixed ring 60 is correspondingly arranged with the second reflecting mirror 30, and the first focus lamp 62 is provided in fixed ring 60.The cross of regulation pipe 70 Section is round setting, and one end of regulation pipe 70 is movably set in fixed ring 60, i.e., regulation pipe 70 can fix relatively ring 60 into Row rotary motion；The internal perisporium of 70 other end of regulation pipe is equipped with internal screw thread 71.80 one end of mounting ring is set in regulation pipe 70, peace The periphery wall for filling 80 one end of ring is equipped with external screw thread 81, and external screw thread 81 and internal screw thread 71 are cooperatively connected, are made by rotation regulating pipe 70 Mounting ring 80 is close or far from the first focus lamp 62.Filter 82 is provided in mounting ring 80.

One end of CCD90 is connect with mounting ring 80, and further, one end of CCD90 is provided with connection ring 91, connection ring 91 It is socketed with mounting ring 80 far from one end of regulation pipe 70.Referring again to Fig. 2, the side of CCD90 is provided with securing plate 92, reinforces One end of plate 92 is fixedly connected with CCD90, and the other end of securing plate 92 is equipped with strip-shaped hole 93, and strip-shaped hole 93 is along the vertical of securing plate 92 To setting, strip-shaped hole 93 is corresponding with slot 13, and a positioning pin passes through strip-shaped hole 93 and slot 13 to realize securing plate 92 and cavity 10 connection prevents CCD from shaking and influencing the vision positioning and observation to welding product；And the slot 13 of the length of strip-shaped hole 93 Length, when by 80 up and down adjustment CCD90 of mounting ring, the different parts of strip-shaped hole 93 are corresponding with slot 13.In the present embodiment In, the quantity of strip-shaped hole 93 is two, two interval of strip-shaped hole 93 settings, and two strip-shaped holes 93 are corresponding with slot 13 respectively. Further, one end that securing plate 92 is equipped with strip-shaped hole 93 is slidedly arranged in guide groove 14.

When adjusting, unscrew the positioning pin of connection strip-shaped hole 93 and slot 13, rotation regulating pipe 70, regulation pipe 70 passes through installation Ring 80 drives CCD separate or the first focus lamp 62 in fixed ring 60, meanwhile, one end of securing plate 92 is along guide groove 14 It moves up and down, so that the focal position corresponding relationship for adjusting CCD90 and the first focus lamp 62 is realized, so that CCD90 and the The focus contraposition of one focus lamp 62 is accurate；When adjusting CCD90 is finished, the positioning pin of locking connection strip-shaped hole 93 and slot 13, with Prevent CCD from shaking in use.

Referring again to Fig. 3, when work, the laser that extraneous laser issues is incident upon the first reflecting mirror 20 from collimating mirror, passes through First reflecting mirror 20 reflexes to the second reflecting mirror 30, reflexes to the second focus lamp 12 through the second reflecting mirror 30, then focused by second Mirror 12 projects after being focused from laser injection head 11；For illuminating the light source of Product jointing position through the second focus lamp 12, Two-mirror 30, the first focus lamp 62 and filter 82 are transmitted to CCD90, and collected optical signalling is converted figure by CCD90 Display monitors the welding position of product and welding situation in real time to realize.

70 one end of regulation pipe of the laser welding head of the utility model is slidingly connected is equipped with consolidating for the first focus lamp 62 inside Determine on ring 60,70 other end of regulation pipe is threadedly coupled with mounting ring 80, and mounting ring 80 is connect with CCD90；When adjusting, rotation is adjusted Pipe 70, regulation pipe 70 drives CCD separate or the first focus lamp 62 in fixed ring 60 by mounting ring 80, to realize The focal position corresponding relationship for adjusting CCD90 and the first focus lamp 62, so that the focus of CCD90 and the first focus lamp 62 is to level Really, the normal use of camera 50 is effectively ensured.

Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, all should be considered as described in this specification.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims

1. a kind of laser welding head, which is characterized in that including cavity, the first reflecting mirror of relative spacing setting in the cavity Cylinder and camera are inputted with the second reflecting mirror and the laser for being mounted on described cavity one end；The laser input cylinder and first is instead Mirror is penetrated to be correspondingly arranged；The camera is correspondingly arranged with second reflecting mirror；The camera includes fixed ring, regulation pipe, installation Ring and CCD；The fixed ring is mounted on the cavity, and the first focus lamp is provided in the fixed ring；The regulation pipe One end is movably set in the fixed ring, and the internal perisporium of the regulation pipe other end is equipped with internal screw thread；Described mounting ring one end It is set in the regulation pipe, the periphery wall of described mounting ring one end is equipped with external screw thread, and the external screw thread is matched with the internal screw thread Close connection；One end of the CCD is connect with the mounting ring.

2. laser welding head according to claim 1, which is characterized in that first reflecting mirror and the laser input cylinder Axle center in 45 ° of settings, second reflecting mirror and first mirror parallel are arranged.

3. laser welding head according to claim 2, which is characterized in that the other end of the cavity is connected with laser injection Head, the laser injection head are correspondingly arranged with second reflecting mirror.

4. laser welding head according to claim 3, which is characterized in that be provided with the second focusing in the laser injection head Mirror.

5. laser welding head according to claim 1, which is characterized in that be provided with filter in the mounting ring.

6. laser welding head according to claim 1, which is characterized in that be connected with positioning plate on the cavity.

7. laser welding head according to claim 1, which is characterized in that be provided with collimating mirror in the laser input cylinder.

8. laser welding head according to claim 1, which is characterized in that one end of the CCD is provided with connection ring, described Connection ring and the mounting ring are socketed far from one end of the regulation pipe.

9. laser welding head according to claim 1, which is characterized in that the side of the cavity is equipped with slot；The CCD Side be provided with securing plate, one end of the securing plate is fixedly connected with the CCD, and the other end of the securing plate is equipped with item Shape hole, the strip-shaped hole is corresponding with the slot, and a positioning pin passes through the strip-shaped hole and the slot.

10. laser welding head according to claim 9, which is characterized in that the side of the cavity is equipped with guide groove, described Slot is set to the bottom of guide groove；One end that the securing plate is equipped with strip-shaped hole is slidedly arranged in the guide groove.