CN115229356A

CN115229356A - High-power laser cutting head

Info

Publication number: CN115229356A
Application number: CN202211161714.1A
Authority: CN
Inventors: 高凯; 闫思宇; 李峰西; 孔维曼; 王齐
Original assignee: Jinan Senfeng Laser Technology Co Ltd; Shandong Senfeng Laser Equipment Co Ltd
Current assignee: Jinan Senfeng Laser Technology Co Ltd; Shandong Senfeng Laser Equipment Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2022-10-25

Abstract

The invention provides a high-power laser cutting head, and mainly relates to the technical field of laser cutting. The utility model provides a high power laser cutting head, includes the laser cutting head main part, one side fixed mounting connecting plate of laser cutting head main part, the circular support of one side fixed connection of connecting plate, the semi-circular arch of one side fixed mounting several array distribution of circular support, one side that the clamp plate is relative with circular support are equipped with several and the recess of semi-circular protruding one-to-one, the backup pad is connected through the pivot with circular support, the one end of pivot and the central fixed connection of circular support one side, the periphery cover of pivot is equipped with the pressure spring, the outside of backup pad is equipped with multi-angle adjustment mechanism. The invention has the beneficial effects that: this device can realize automatic angle modulation when laser cutting head main part bumps with the work piece when using to atress when buffering laser cutting head main part bumps avoids the laser cutting head main part to take place to damage.

Description

High-power laser cutting head

Technical Field

The invention mainly relates to the technical field of laser cutting, in particular to a high-power laser cutting head.

Background

The laser cutting is to focus CO2 laser beam on the surface of material by a focusing lens to melt the material, blow away the melted material by compressed gas coaxial with the laser beam, and make the laser beam and the material move relatively along a certain track, thereby forming a cutting seam with a certain shape. The laser cutting technology is widely applied to the processing of metal and nonmetal materials, can greatly reduce the processing time, reduce the processing cost and improve the quality of workpieces.

Among the current laser cutting technique, when cutting the great work piece of thickness, generally can use high power laser cutting head, its weight is great and the volume is also great, at the in-process of cutting the work piece, the work piece can lead to upwards perk because of self atress is uneven, thereby form certain arch on the workstation, laser cutting head among the prior art generally adopts rigid structure to fix, can not carry out effectual buffer protection in actual production process, because by the irregularity of cutting material, reasons such as circuit fault, can cause the collision of cutting head and work piece sometimes and cause the damage of whole laser cutting head, consequently, it is necessary to provide a new laser cutting head's buffer stop.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides the high-power laser cutting head, and when the device is used, the automatic angle adjustment can be realized when the laser cutting head main body collides with a workpiece, so that the stress of the laser cutting head main body during collision is buffered, and the laser cutting head main body is prevented from being damaged.

In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides a high power laser cutting head, includes the laser cutting head main part, the upper end of laser cutting head main part is equipped with the optical fiber interface, the preceding several condenser tube that is equipped with of laser cutting head main part connects, one side fixed mounting connecting plate of laser cutting head main part, the circular support of one side fixed connection of connecting plate, the semi-circular arch that one side fixed mounting several array of circular support distributes, one side of circular support is equipped with matched with clamp plate with it, one side that clamp plate and circular support are relative is equipped with the recess of several and semi-circular arch one-to-one, the periphery cover of clamp plate is equipped with the nozzle stub, the one end fixed mounting backup pad of circular support is kept away from to the nozzle stub, the backup pad is connected through the pivot with circular support, the one end of pivot and the central fixed connection of circular support one side, the other end of pivot is rotated with the inboard center of backup pad and is connected, the periphery cover of pivot is equipped with the pressure spring, one side fixed connection of one end and the clamp plate of pressure spring, the other end of pressure spring and the inboard fixed connection of backup pad, the outside of backup pad is equipped with multi-angle adjustment mechanism.

The front part and the rear part of the inner wall of the short pipe are respectively provided with a sliding groove, the periphery of the pressing plate is integrally and fixedly provided with a plurality of sliding blocks, and the sliding blocks are respectively positioned in the corresponding sliding grooves and are in sliding fit with the corresponding sliding grooves.

The multi-angle is adjusted the structure and is included several spring telescopic link, two spring telescopic link is a set of, and each group spring telescopic link all is the setting of V style of calligraphy, spring telescopic link's one end is all articulated through the outside of universal joint with the backup pad and is connected, spring telescopic link's the other end all connects one side of mounting bracket jointly through universal joint.

The connecting plate is fixedly connected with the circular support through bolts.

Compared with the prior art, the invention has the beneficial effects that:

the device can enable the circular support and the pressing plate to rotate relatively when in use, and can drive the laser cutting head main body to overturn through the rotation of the circular support when the laser cutting head main body collides with a workpiece, so that the buffer effect is achieved; when in daily use, the angle of the laser cutting head main body can be actively adjusted by rotating the laser cutting head main body, the beveling operation of partial plate workpieces can be realized,

deflection of a plurality of directions of the laser cutting head main body can be achieved through the multi-angle adjusting mechanism, so that the laser cutting head main body can deflect towards the corresponding direction when colliding with a workpiece, the buffering effect is achieved, and the laser cutting head main body is protected.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an exploded schematic view of the structure of the present invention;

FIG. 4 is a schematic structural view of the platen of the present invention;

fig. 5 is an enlarged view of a portion i of fig. 1.

The reference numbers shown in the figures: 1. a laser cutting head body; 2. an optical fiber interface; 3. a cooling water pipe joint; 4. a connecting plate; 5. a circular support; 6. a semicircular bulge; 7. pressing a plate; 8. a groove; 9. a short pipe; 10. a support plate; 11. a rotating shaft; 12. a pressure spring; 13. a slider; 14. a spring telescopic rod; 15. and (7) mounting frames.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

Example (b): high-power laser cutting head

As shown in fig. 1-5, a high power laser cutting head has a specific structure comprising:

the laser cutting head comprises a laser cutting head main body 1, an optical fiber interface 2 is arranged at the upper end of the laser cutting head main body 1, a plurality of cooling water pipe connectors 3 are arranged in front of the laser cutting head main body 1, a side fixed mounting connecting plate 4 of the laser cutting head main body 1 is provided with a circular support 5 fixedly connected with one side of the connecting plate 4, semicircular bulges 6 distributed in a plurality of arrays are fixedly mounted on one side of the circular support 5, a press plate 7 matched with the circular support 5 is arranged on one side of the circular support 5, the press plate 7 is of a circular ring shape, a plurality of grooves 8 corresponding to the semicircular bulges 6 one to one are formed in one side of the press plate 7 and the side opposite to the circular support 5, short pipes 9 are sleeved on the periphery of the press plate 7, one end fixed mounting supporting plates 10 of the circular support 5 are far away from the short pipes 9, the supporting plates 10 are connected with the circular support 5 through rotating shafts 11, one ends of the rotating shafts 11 are fixedly connected with the center of one side of the circular support 5, the other ends of the rotating shafts 11 are rotatably connected with the centers of the inner sides of the supporting plates 10, the rotating shafts 11 penetrate through the center holes of the pressing plates 7, a peripheral pressure spring 12 is fixedly connected with the other ends of the supporting plates 12, and the outer sides of the supporting plates 10, and a multi-angle adjusting mechanism is arranged on the outer sides of the supporting plates outside of the supporting plates 10.

The front part and the rear part of the inner wall of the short pipe 9 are respectively provided with a sliding groove, a plurality of sliding blocks 13 are integrally and fixedly installed on the periphery of the pressing plate 7, the sliding blocks 13 correspond to the sliding grooves one to one, and the sliding blocks 13 are respectively positioned in the corresponding sliding grooves and are in sliding fit with the corresponding sliding grooves. This structural design can play corresponding limiting displacement to clamp plate 7, prevents that clamp plate 7 from taking place to rotate in the use, avoids influencing the rotation of laser cutting head main part 1.

The structure is adjusted to multi-angle includes several spring telescopic links 14, two spring telescopic links 14 are a set of, and each group spring telescopic links 14 all are the setting of V style of calligraphy, spring telescopic links 14's one end all is connected through universal joint and backup pad 10's the outside is articulated, spring telescopic links 14's the other end all connects one side of mounting bracket 15 through universal joint jointly. This device is when using, when laser cutting head main part 1 bumps, corresponding spring telescopic link 14 takes place to extend or contract under the effect of pressure to the backup pad 10 that makes and spring telescopic link 14 be connected takes place the skew, thereby makes backup pad 10 drive laser cutting head main part 1 through pivot 11, circular support 5, connecting plate 4 and squints to the opposite direction of bumping, thereby plays corresponding buffering effect, prevents that laser cutting head main part 1 from taking place to damage.

The connecting plate 4 is fixedly connected with the circular bracket 5 through bolts. This structural design convenience of customers dismantles connecting plate 4, and convenience of customers changes, maintains laser cutting head main part 1.

When the device is used, the mounting frame 15 is fixedly mounted on a moving platform of a laser cutting machine (the laser cutting machine is the prior art, and the specific structure and the working principle of the laser cutting machine are not described in detail herein), when the device is used, a user can adjust the angle of the laser cutting head main body 1 by rotating the circular support 5, when the circular support 5 rotates, the semicircular bulge 6 is gradually separated from the corresponding groove 8, the pressing plate 7 is far away from the circular support 5 under the extrusion of the semicircular bulge 6, the pressure spring 12 is compressed at the moment, when the semicircular bulge 6 rotates to be opposite to any other groove 8, the pressing plate 7 moves towards the circular space 5 to reset under the elastic action of the pressure spring 12, when no external force is applied, the groove 8 on the pressing plate 7 can block the semicircular bulge 6 from being separated outwards under the action of the elastic force of the pressure spring 12, so that the circular support 5 is limited, and the laser cutting head main body 1 is prevented from being deviated in the using process; when bumping, drive circular support 5 through laser cutting head main part 1 and rotate the effect that can play the buffering, reduce the impact that laser cutting head main part 1 received, avoid laser cutting head main part 1 to take place to damage, multi-angle adjustment mechanism can initiatively carry out angle modulation when laser cutting head main part 1 bumps, makes laser cutting head main part 1 deflect to the opposite direction of collision to reduce the effort of collision, improve the reliability of this device.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a high power laser cutting head, includes laser cutting head main part (1), the upper end of laser cutting head main part (1) is equipped with optical fiber connector (2), the front of laser cutting head main part (1) is equipped with several condenser tube connects (3), its characterized in that: the laser cutting head comprises a laser cutting head main body (1), wherein a connecting plate (4) is fixedly installed on one side of the laser cutting head main body (1), a circular support (5) is fixedly connected to one side of the connecting plate (4), semicircular bulges (6) distributed in a plurality of arrays are fixedly installed on one side of the circular support (5), a pressing plate (7) matched with the circular support is arranged on one side of the circular support (5), a plurality of grooves (8) corresponding to the semicircular bulges (6) one to one are formed in one side of the pressing plate (7), short pipes (9) are sleeved on the periphery of the pressing plate (7), one end of the circular support (5) is fixedly installed on one side of the supporting plate (10) is far away from the short pipes (9), a supporting plate (10) is fixedly installed on one end of the circular support (5), the supporting plate (10) is connected with the circular support (5) through a rotating shaft (11), one end of the rotating shaft (11) is fixedly connected with the center of one side of the circular support (5), the other end of the rotating shaft (11) is rotatably connected with the center of the inner side of the supporting plate (10), a pressure spring (12) is sleeved on the periphery of the rotating shaft (11), one end of the pressure spring (12) is fixedly connected with one side of the supporting plate (7), the other end of the supporting plate (12) is fixedly connected with the inner side of the supporting plate (10) and is connected with a multi-angle adjusting mechanism, and the outer side of the multi-angle adjusting mechanism (10) is arranged on the outer side of the supporting plate (10) is arranged on the outer side of the adjusting mechanism.

2. The high power laser cutting head of claim 1, wherein: the front part and the rear part of the inner wall of the short pipe (9) are respectively provided with a sliding groove, a plurality of sliding blocks (13) are integrally and fixedly installed on the periphery of the pressing plate (7), and the sliding blocks (13) are respectively positioned in the corresponding sliding grooves and are in sliding fit with the corresponding sliding grooves.

3. The high power laser cutting head of claim 1, wherein: the structure is adjusted to multi-angle includes several spring telescopic link (14), two spring telescopic link (14) are a set of, each group spring telescopic link (14) all are the setting of V style of calligraphy, the one end of spring telescopic link (14) is all connected through the articulated outside of universal joint with backup pad (10), the other end of spring telescopic link (14) all connects one side of mounting bracket (15) jointly through universal joint.

4. The high power laser cutting head of claim 1, wherein: the connecting plate (4) is fixedly connected with the circular support (5) through bolts.