CN212734617U - Focusing device for laser marking machine - Google Patents
Focusing device for laser marking machine Download PDFInfo
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- CN212734617U CN212734617U CN202021281466.0U CN202021281466U CN212734617U CN 212734617 U CN212734617 U CN 212734617U CN 202021281466 U CN202021281466 U CN 202021281466U CN 212734617 U CN212734617 U CN 212734617U
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- angle adjusting
- laser
- marking machine
- inclination angle
- rotation axis
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Abstract
The utility model relates to a focusing device that laser marking machine was used, with the cooperation of laser emitter and be used for adjusting the distance between laser emitter and the work piece, the laser emitter can be the translation from top to bottom, including installing directional adjustment mechanism on the laser emitter and installing the red light indicator on directional adjustment mechanism, directional adjustment mechanism includes oscillating angle adjusting part and angle of inclination regulating spindle, the red light indicator is installed on the angle of inclination regulating spindle, oscillating angle adjusting part's rotation axis, red light indicator axis and angle of inclination regulating spindle rotation axis intersect in the same point, oscillating angle adjusting part's the rotation axis and the nodical and laser emitter light-emitting device light-emitting point department in same level, can not waste the work piece, the convenient accuracy of focusing mode.
Description
Technical Field
The utility model relates to a laser marking technical field especially relates to a focusing device that laser marking machine was used.
Background
Laser marking machines are used to permanently mark the surface of various materials with a laser beam. The marking effect is that deep layer materials are exposed through the evaporation of surface layer materials, so that exquisite patterns, trademarks and characters are marked, the laser marking machine mainly comprises a CO2 laser marking machine, a semiconductor laser marking machine, an optical fiber laser marking machine and a YAG laser marking machine, and the existing laser marking machine is mainly applied to occasions requiring more fineness and higher precision. The high-strength PVC pipe is applied to electronic components, Integrated Circuits (ICs), electrician electrical appliances, mobile phone communication, hardware products, tool accessories, precision instruments, glasses, clocks, jewelry, automobile accessories, plastic keys, building materials and PVC pipes.
The traditional focusing device for the laser marking machine is used for placing a workpiece below a laser emitting device, an operator operates the relative distance between the laser emitting device and a processed surface, simultaneously, the operator observes the size of sparks formed by laser beams acting on the processed surface through naked eyes, and when the sound of the sparks is maximum and the sound is loudest, the processed surface of the workpiece is positioned on a focal plane. This method of empirically determining focus is very cumbersome for inexperienced operators, and it is difficult to achieve optimal focus, thereby affecting the marking effect, and unfortunately, the focus process will lose at least one workpiece. A thin sheet metal workpiece is laid on the surface of the workpiece and is focused according to the condition of the light beam acting on the sheet metal, but the sample plane is not the surface of the workpiece to be finally processed, which requires high skill and experience of operators.
SUMMERY OF THE UTILITY MODEL
For overcoming the technical defect that prior art exists, the utility model provides a focusing device that laser marking machine was used can not extravagant work piece, and the focusing mode is convenient accurate.
The utility model discloses a technical solution be:
the focusing device for the laser marking machine is matched with a laser emitting device for use and used for adjusting the distance between the laser emitting device and a workpiece, the laser emitting device can move up and down, and comprises a pointing adjusting mechanism and a red light indicator, wherein the pointing adjusting mechanism is installed on the laser emitting device, the red light indicator is installed on the pointing adjusting mechanism, the pointing adjusting mechanism comprises a swinging angle adjusting component and an inclination angle adjusting shaft, the red light indicator is installed on the inclination angle adjusting shaft, the rotation axis of the swinging angle adjusting component, the axis of the red light indicator and the rotation axis of the inclination angle adjusting shaft are intersected at the same point, and the intersection point of the rotation axis of the swinging angle adjusting component and the rotation axis of the inclination angle adjusting shaft and the light emitting point.
As a further improvement of the utility model, the swing angle adjusting assembly includes that the fixed disk of installing on laser emitter and install the rolling disc on the fixed disk through the bearing, the angle of inclination regulating spindle is installed on the rolling disc, angle of inclination regulating spindle rotation axis, red pointer axis and rolling disc rotation axis intersect in same point, the nodical and laser emitter light spot department of rolling disc rotation axis and angle of inclination regulating spindle rotation axis are in same level.
As a further improvement of the utility model, the fixed disk is provided with swing angle scales.
As a further improvement, the rolling disc comprises two mutually parallel mounting plates with hinge holes, and the inclination angle adjusting shaft passes through the hinge holes and rotates in the hinge holes.
As a further improvement, the mounting panel with the hinge hole comprises a mounting panel main body and an elastic sheet, the hinge hole is enclosed between the mounting panel main body and the elastic sheet, the mounting panel main body and the elastic sheet are designed as an integral type, and a screw is arranged between the mounting panel main body and the elastic sheet to adjust the size of the hinge hole.
As a further improvement of the utility model, the hinge hole outside is provided with the slope angle scale.
The invention has the beneficial effects that:
1: the swing angle adjusting assembly intersects the rotation axis of the tilt angle adjusting shaft and allows the red light emitted from the red light indicator to always pass through the intersection point, which is fixed and constant, and facilitates the mathematical determination of the tilt angle and the swing angle.
2: the intersection point of the rotating shaft of the swing angle adjusting component and the rotating axis of the inclination angle adjusting shaft and the light emitting point of the laser emitting device are at the same horizontal height, so that the inclination angle and the swing angle can be determined by a mathematical method conveniently.
Drawings
Fig. 1 is a schematic view of the installation position of the present invention.
Fig. 2 is a schematic diagram of the position of the relative laser emitting device of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a schematic view of the working principle of the present invention.
Description of reference numerals: 1. a workpiece; 2. a laser emitting device; 3. a focusing device for a laser marking machine; 31. a pointing adjustment mechanism; 32. a red light indicator; 311. an inclination angle adjusting shaft; 312. fixing the disc; 313. rotating the disc; 3121. a swing angle scale; 3131. a mounting plate main body; 3132. an elastic sheet; 3133. a screw; 31311. an inclination angle scale; a. the laser emitting device emits light spots; b. the intersection point of the rotation axis of the swing angle adjusting assembly and the rotation axis of the inclination angle adjusting shaft; d. a red light and laser coincident point; dy, the forward-backward distance; dx, left-right distance; dz, focal length; A. an inclination angle; B. the swing angle.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-4, the present embodiment provides a focusing device for a laser marking machine, which is used in cooperation with a laser emitting device 2 and is used for adjusting the distance between the laser emitting device 2 and a workpiece 1, wherein the laser emitting device 2 can move up and down, the focusing device 3 for the laser marking machine comprises a pointing adjusting mechanism 31 installed on the laser emitting device 2 and a red light indicator 32 installed on the pointing adjusting mechanism 31, the laser emitting device 2 has a red light indication, and the red light indication light path coincides with the laser light path.
The pointing adjusting mechanism 31 includes a swing angle adjusting assembly and a tilt angle adjusting shaft 311, the red light indicator 32 is mounted on the tilt angle adjusting shaft 311, the swing angle adjusting assembly includes a fixed disk 312 mounted on the laser emitting device 2 and a rotating disk 313 mounted on the fixed disk 312 through a bearing, the fixed disk 312 is provided with swing angle scales 3121, the rotating disk 313 includes two mutually parallel mounting plates with hinge holes, the mounting plate with hinge holes includes a mounting plate main body 3131 and an elastic sheet 3132, hinge holes are enclosed between the mounting plate main body 3131 and the elastic sheet 3132, the mounting plate main body 3131 and the elastic sheet 3132 are designed as a whole, a screw 3133 is provided between the mounting plate main body 3131 and the elastic sheet 3132 to adjust the size of the hinge hole for locking the tilt angle adjusting shaft 311, the tilt angle adjusting shaft 311 passes through the hinge holes and the tilt angle adjusting shaft 311 rotates in the hinge holes, a tilt angle scale 31311 is, the rotation axis of the inclination angle adjusting shaft 311, the axis of the red light pointer 32 and the rotation axis of the rotating disc 313 are intersected at the same point, the intersection point is fixed and unchanged, the inclination angle A and the swing angle B are conveniently determined by a mathematical method, the intersection point of the rotation axis of the rotating disc 313 and the rotation axis of the inclination angle adjusting shaft 311 and a light emitting point a of a laser emitting device are at the same horizontal height, the swing angle B and the inclination angle A are adjusted through the known field lens focal length dz and the position relation between a focusing device 3 and the laser emitting device 2 for a laser marking machine, and focusing is conveniently realized by checking the angles of the swing angle B and the inclination angle A, so that waste of.
The utility model discloses a theory of operation and use flow:
because the rotation axis of the tilt angle adjusting shaft 311, the axis of the red light pointer 32 and the rotation axis of the rotary disk 313 intersect at the same point, the intersection point of the rotation axis of the rotary disk 313 and the rotation axis of the tilt angle adjusting shaft 311 and the light emitting point a of the laser emitting device are at the same horizontal height, the intersection point B of the swing angle adjusting assembly and the rotation axis of the tilt angle adjusting shaft is determined to be constant, the intersection point and the front-back distance dy and the left-right distance dx of the light emitting point a of the laser emitting device are constant, the laser emitting device 2 is provided with a red light indicator, because dx and dy are known, the height of the light emitting point a of the laser emitting device reaches the correct focal length dz height, the length between two points be is L, the value A is determined by adjusting and regulating through dx = dz tan A, the red light pointer 32 completes the correct pointing through the angle A and the angle B, the height of the light emitting point a of the laser emitting device is adjusted, when two points of the bright point of the red light indicator 32 on the workpiece and the red light indicating point of the laser emitting device 2 are overlapped at the point d of the overlapped point of the red light and the laser, the height of the light emitting point a of the laser emitting device is the height of the focal length dz.
Having shown and described the fundamental principles and the principal features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. Focusing device that laser marking machine was used, with the cooperation of laser emission device and be used for adjusting the distance between laser emission device and the work piece, laser emission device translation from top to bottom, its characterized in that: the focusing device comprises a pointing adjusting mechanism arranged on the laser emitting device and a red light indicator arranged on the pointing adjusting mechanism, the pointing adjusting mechanism comprises a swinging angle adjusting component and an inclination angle adjusting shaft, the red light indicator is arranged on the inclination angle adjusting shaft, the rotating axis of the swinging angle adjusting component, the axis of the red light indicator and the rotating axis of the inclination angle adjusting shaft intersect at the same point, and the intersection point of the rotating axis of the swinging angle adjusting component and the rotating axis of the inclination angle adjusting shaft and the light emitting point of the laser emitting device are at the same horizontal height.
2. The focusing apparatus for a laser marking machine according to claim 1, wherein: the swing angle adjusting assembly comprises a fixed disc and a rotating disc, the fixed disc is installed on the laser emitting device, the rotating disc is installed on the fixed disc through a bearing, the inclination angle adjusting shaft is installed on the rotating disc, the rotation axis of the inclination angle adjusting shaft, the axis of the red light indicator and the rotation axis of the rotating disc are intersected at the same point, and the intersection point of the rotation axis of the rotating disc and the rotation axis of the inclination angle adjusting shaft and the light emitting point of the laser emitting device are located at the same horizontal height.
3. The focusing apparatus for a laser marking machine according to claim 2, wherein: the fixed disc is provided with swing angle scales.
4. The focusing apparatus for a laser marking machine according to claim 2, wherein: the rotating disc comprises two parallel mounting plates with hinge holes, and the inclination angle adjusting shaft penetrates through the hinge holes and rotates in the hinge holes.
5. The focusing apparatus for a laser marking machine according to claim 4, wherein: the mounting plate with the hinge hole comprises a mounting plate main body and an elastic sheet, the hinge hole is enclosed between the mounting plate main body and the elastic sheet, the mounting plate main body and the elastic sheet are designed in an integrated mode, and a screw is arranged between the mounting plate main body and the elastic sheet to adjust the size of the hinge hole.
6. The focusing apparatus for a laser marking machine according to claim 4, wherein: the outer side of the hinge hole is provided with an inclined angle scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021281466.0U CN212734617U (en) | 2020-07-04 | 2020-07-04 | Focusing device for laser marking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021281466.0U CN212734617U (en) | 2020-07-04 | 2020-07-04 | Focusing device for laser marking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212734617U true CN212734617U (en) | 2021-03-19 |
Family
ID=75020689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021281466.0U Active CN212734617U (en) | 2020-07-04 | 2020-07-04 | Focusing device for laser marking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212734617U (en) |
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2020
- 2020-07-04 CN CN202021281466.0U patent/CN212734617U/en active Active
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