Focus height adjusting device for laser cutting machine machining
Technical Field
The utility model belongs to the technical field of laser cutting machine is relevant, concretely relates to focus height adjusting device is used in laser cutting machine processing.
Background
The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal. And finally, the material is cut along with the movement of the relative position of the light beam and the workpiece, so that the cutting purpose is achieved. The laser cutting processing is to replace the traditional mechanical knife by invisible light beams, has the characteristics of high precision, quick cutting, no limitation on cutting patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like, and can gradually improve or replace the traditional metal cutting process equipment. The mechanical part of the laser tool bit is not in contact with the workpiece, so that the surface of the workpiece cannot be scratched in the working process; the laser cutting speed is high, the cut is smooth and flat, and subsequent processing is generally not needed; the cutting heat affected zone is small, the deformation of the plate is small, and the cutting seam is narrow (0.1 mm-0.3 mm); the notch has no mechanical stress and no shearing burr; the processing precision is high, the repeatability is good, and the surface of the material is not damaged; the height adjusting device is an extremely important component of the laser cutting machine and is directly related to the consistency and the accuracy of the position of a laser focus on a processing material, so that the quality of cutting a workpiece is determined.
The prior art of the focus height adjusting device has the following problems: the existing focal height adjusting device has certain defects in the application of actual laser cutting machine machining work, the phenomenon of overlong and overlong adjustment is easy to occur when the existing focal height adjusting device is used for adjusting the height, the adjustment of the precision cannot be accurately controlled, and the practicability is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a laser cutting machine is focus high adjusting device for processing to solve the current focus high adjusting device who provides among the above-mentioned background art, to the problem of carrying out control that the regulation of precision can not be accurate.
In order to achieve the above object, the utility model provides a following technical scheme: a focal point height adjusting device for laser cutting machine processing comprises a spray head and a focal length adjusting cylinder, wherein the spray head is arranged at the lower end of the focal length adjusting cylinder, the upper part of the focus adjusting cylinder is sleeved with an adjusting frame, the right end of the spray head is provided with a connector, a first adjusting button is arranged on the outer wall of the front end of the adjusting frame, a second adjusting button is arranged on the adjusting frame on the right side of the first adjusting button, fastening nuts are arranged on the lower sides of the first adjusting button and the second adjusting button, a top plate is arranged at the upper end of the focal length adjusting cylinder, a first tooth groove is arranged inside the outer wall of the left end of the focal length adjusting cylinder, a second tooth groove is arranged inside the outer wall of the right end of the focal length adjusting cylinder, one side of the first tooth groove is provided with a first gear, one side of the second tooth groove is provided with a second gear, and the upper sides of the first gear and the second gear are provided with a baffle ring.
Preferably, the centers of the first gear and the second gear are both provided with rotating shafts, and the first gear and the second gear are connected with the first adjusting button and the second adjusting button through the rotating shafts.
Preferably, the first gear, the second gear and the focal length adjusting cylinder are respectively connected in a matching manner through a first tooth groove and a second tooth groove.
Preferably, the end of the fastening nut penetrates through the outer wall of the adjusting frame, and the adjusting frame and the focus adjusting cylinder are fixedly connected through the fastening nut.
Preferably, the focal length adjusting cylinder is sleeved inside the baffle ring, and the top plate is located on the upper side of the baffle ring.
Preferably, the outer walls of the first adjusting button, the second adjusting button and the fastening nut are provided with anti-slip seams.
Compared with the prior art, the utility model provides a laser cutting machine is focus height-adjusting device for processing possesses following beneficial effect:
the utility model relates to a focus height adjusting device for laser cutting machine processing, which is improved and innovated on the basis of the existing focus height adjusting device, so that the focus height adjusting device has good practical performance in the application of the actual laser cutting machine processing work, the utility model mainly comprises a spray head, a focus adjusting cylinder, a fastening nut, a first adjusting button, an adjusting frame, a second adjusting button, a first tooth socket, a first gear, a second tooth socket and other structures, wherein, the distance between the notch and the notch of the second tooth socket is larger than that between the notch and the notch of the first tooth socket, when the utility model is used for working, the fastening nut is unscrewed, so that the focus adjusting cylinder can move in the adjusting frame, at the moment, the second adjusting button is rotated, the focus adjusting cylinder can be adjusted up and down in a larger range, regulation speed is very fast, and suitable coarse adjusting rotates first adjustment button, can adjust from top to bottom the focus control section of thick bamboo of less scope, and regulation speed is slower, and the accuracy is higher, suitable accurate adjustment, the utility model relates to a focus altitude mixture control device for laser cutting machine processing easy operation, simple and practical can be accurate control the regulation of precision, has very high use value.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic view of a three-dimensional structure of a focal height adjusting device for laser cutting machine processing according to the present invention;
fig. 2 is a schematic view of an internal front structure of a focal point height adjusting device for laser cutting machine processing according to the present invention;
fig. 3 is a schematic view of an internal side structure of a focal point height adjusting device for laser cutting machine processing according to the present invention;
in the figure: 1. a spray head; 2. a focus adjusting cylinder; 3. fastening a nut; 4. a first adjustment button; 5. an adjusting frame; 6. a second adjustment button; 7. a connector; 8. a first tooth slot; 9. a first gear; 10. a top plate; 11. a baffle ring; 12. a second gear; 13. a second gullet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a focal point height adjusting device for laser cutting machine processing comprises a spray head 1 and a focal length adjusting barrel 2, wherein the spray head 1 is installed at the lower end of the focal length adjusting barrel 2, the focal length adjusting barrel 2 is sleeved inside a retaining ring 11, a top plate 10 is positioned on the upper side of the retaining ring 11, the phenomenon that the focal length adjusting barrel 2 completely falls off from an adjusting frame 5 during adjustment can be avoided through the combined action of the top plate 10 and the retaining ring 11, the adjusting frame 5 is sleeved on the upper portion of the focal length adjusting barrel 2, a connector 7 is arranged at the right end of the spray head 1, a first adjusting button 4 is arranged on the outer wall of the front end of the adjusting frame 5, anti-slip seams are arranged on the outer walls of the first adjusting button 4, a second adjusting button 6 and a fastening nut 3, so that the friction force of the outer walls of the first adjusting button 4, the second adjusting button 6 and the fastening nut 3 is greatly improved, the occurrence of slipping during rotation is prevented, a second adjusting button 6 is arranged on the adjusting frame 5 on the right side of the first adjusting button 4, the downside of first adjustment button 4 and second adjustment button 6 is provided with fastening nut 3, and the tip of fastening nut 3 passes the outer wall of adjusting frame 5, through fastening nut 3 fixed connection between adjusting frame 5 and the focus adjusting cylinder 2, through rotating fastening nut 3, can extrude fixedly between focus adjusting cylinder 2 and the adjusting frame 5.
A focus height adjusting device for laser cutting machine processing is provided, wherein a top plate 10 is arranged at the upper end of a focus adjusting cylinder 2, a first tooth groove 8 is arranged inside the outer wall of the left end of the focus adjusting cylinder 2, a second tooth groove 13 is arranged inside the outer wall of the right end of the focus adjusting cylinder 2, a first gear 9 is arranged at one side of the first tooth groove 8, rotating shafts are arranged at the centers of the first gear 9 and the second gear 12, the first gear 9 and the second gear 12 are connected with a first adjusting button 4 and a second adjusting button 6 through the rotating shafts, the first gear 9 and the second gear 12 can be respectively adjusted in a rotating manner through the first adjusting button 4 and the second adjusting button 6 under the action of the rotating shafts, the first gear 9 and the second gear 12 are respectively connected with the focus adjusting cylinder 2 through the first tooth groove 8 and the second tooth groove 13 in a matching manner, and the first gear 9 or the second gear 12 is rotated, the focus adjusting cylinder 2 can be adjusted up and down under the action of the first tooth groove 8 and the second tooth groove 13, one side of the second tooth groove 13 is provided with a second gear 12, and the upper sides of the first gear 9 and the second gear 12 are provided with a baffle ring 11.
The utility model discloses a theory of operation and use flow: after the utility model is installed, when the focal height adjusting device for laser cutting machine processing is used for adjusting the focal height, firstly, the fastening nut 3 is unscrewed, the extrusion fixation between the focal length adjusting cylinder 2 and the adjusting frame 5 is released, so that the focal length adjusting cylinder 2 can move inside the adjusting frame 5, then, according to the actual working requirement, the focal length adjusting cylinder 2 is quickly coarsely adjusted or slowly finely adjusted, when the focal length adjusting cylinder 2 is required to be quickly coarsely adjusted, the second adjusting button 6 is rotated, the second gear 12 is rotated under the action of the rotating shaft, and is in cutting motion with the second gear groove 13, the focal length adjusting cylinder 2 can be adjusted up and down in a larger range, the adjusting speed is faster, when the fine adjustment is required, the first adjusting button 4 is rotated, under the action of the rotating shaft, the first gear 9 is rotated, do cutting motion with first tooth's socket 8, can adjust from top to bottom the focus adjusting cylinder 2 of less scope, adjusting speed is slower, and the accuracy is higher, adjusts the back of accomplishing, screws fastening nut 3, extrudees fixedly between focus adjusting cylinder 2 and the adjusting frame 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.