CN209953998U - Laser marking machine chromatic light indicating device and laser marking machine of focusing - Google Patents
Laser marking machine chromatic light indicating device and laser marking machine of focusing Download PDFInfo
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- CN209953998U CN209953998U CN201920354140.7U CN201920354140U CN209953998U CN 209953998 U CN209953998 U CN 209953998U CN 201920354140 U CN201920354140 U CN 201920354140U CN 209953998 U CN209953998 U CN 209953998U
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- 238000010330 laser marking Methods 0.000 title claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000006872 improvement Effects 0.000 description 8
- 230000004308 accommodation Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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Abstract
The utility model discloses a laser marking machine chromatic light indicating device and laser marking machine of focusing, laser marking machine chromatic light indicating device of focusing include the lens that shakes, be equipped with focusing lens and first chromatic light indicator in the lens that shakes, first chromatic light indicator is used for sending first instruction chromatic light, focusing lens is used for focusing parallel laser beam, the laser of the lens outgoing that shakes with first instruction chromatic light is coaxial; a second color light indicator for emitting a second indication color light; and the adjusting mechanism is used for adjusting and fixing the light emitting angle of the second indicating color light so that the intersection point of the second indicating color light and the first indicating color light falls on the focal plane of the focusing lens. The utility model is simple in operation, can confirm the focus plane of laser marking machine accurately, fast, mark of high quality.
Description
Technical Field
The utility model relates to a laser marking technical field especially relates to an indicating device and laser marking machine are focused to laser marking machine chromatic light.
Background
The laser marking is a process of optically conducting and focusing a laser beam generated by a laser, deflecting the focused high-energy light beam to a designated position on the surface of an object to be processed, and forming a concave permanent trace on the surface of the object to be processed. The laser emitted by the laser beam has the highest power density at the focus and the smallest spot size. Therefore, the optimal marking effect can be obtained only by placing the surface to be marked of the object to be processed on the focal plane where the focal point of the laser beam is located.
For the same laser marking machine, the focus of the laser beam is relatively fixed without changing the focusing mirror. In order to obtain a good marking effect, when workpieces to be marked with different thicknesses are processed, a laser head of a laser marking machine needs to be adjusted to enable a focus of a laser beam to fall on a surface to be marked of the workpieces to be marked. The existing laser marking machine generally records the distance between a laser lens and a focus, the focus is determined by a ruler measurement mode, when products with different thicknesses are processed, in order to ensure that a surface to be marked of a workpiece to be machined is arranged on a focus plane, the ruler is required to determine the relative distance between the focus lens and the surface to be marked of the workpiece to be machined every time, and the laser marking machine is very inconvenient. In addition, when the ruler is used for measuring, measurement errors exist, the position of a focal plane is easily determined inaccurately, and marking quality and machining efficiency are affected.
Among the prior art, chinese utility model patent that publication number is CN203437817U discloses "visual laser marking machine of focusing", it includes the organism and installs the laser marking head in organism one end, is equipped with the focusing mirror in the laser marking head, still includes two indicators of focusing that are used for sending laser beam and is used for adjusting the adjusting device who focuses indicator inclination, and two pairs of indicators of focusing are respectively through one adjusting device slope is fixed in the organism, and the laser beam that two pairs of indicators of focusing sent is in intersect on the focal plane of focusing mirror, the bottom portion of organism is opened has two light traps that supply two pairs of indicators of focusing's laser beam to pass respectively, and the position and two pairs of indicator positions of two light traps correspond respectively. The marking focus of the laser marking machine is visual, the focusing process is very convenient, however, in the process of adjusting the laser beam of the focusing indicator to enable the laser beam to be intersected with the focal plane of the focusing mirror, two focusing indicators need to be respectively adjusted, the process is complicated, the inclination angle of any one focusing indicator is deviated, namely, the intersection point of the laser beam of the focusing indicator and the focal plane of the focusing mirror are not on the same plane, and the marking quality is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a laser marking machine chromatic light indicating device that focuses is provided, its easy operation can confirm laser marking machine's focus plane accurately, fast, marks the mark of high quality.
The utility model aims to solve the technical problem still in, provide a laser marking machine, its easy operation can confirm laser marking machine's focus plane accurately, fast, marks high quality.
In order to solve the technical problem, the utility model provides a laser marking machine chromatic light indicating device that focuses, include
The side wall of the vibration lens is provided with a laser incident hole and a laser emergent hole, a focusing lens and a first color indicator are arranged in the vibration lens, the focusing lens is used for focusing parallel laser beams incident from the laser incident hole, the first color indicator is used for emitting first indicating color light, and laser emitted from the laser emergent hole is coaxial with the first indicating color light;
a second color light indicator for emitting a second indication color light; and
and the adjusting mechanism is used for adjusting and fixing the light emitting angle of the second indicating color light so that the intersection point of the second indicating color light and the first indicating color light falls on the focal plane of the focusing lens.
As an improvement of the above scheme, the chromatic light focusing indicating device of the laser marking machine further comprises a laser generating shell, the laser generating shell is fixed with the vibrating lens, and the second chromatic light indicator and the adjusting mechanism are arranged in the laser generating shell;
and the laser generation shell is provided with a light transmitting plate/light transmitting hole at the laser emitting side of the vibrating lens, and the light transmitting plate/light transmitting hole is used for transmitting the second indicating color light.
As the improvement of above-mentioned scheme, adjustment mechanism is including adjusting the seat, it comprises fixed part and pivot portion to adjust the seat, pivot portion with casing rotatable coupling takes place for the laser, the fixed part is equipped with the accommodation space relative with light-passing board/light trap, the accommodation space with second color indicator looks adaptation, second color indicator is fixed to be located in the accommodation space, the second instruction color light outwards jets out through light-passing board/light trap.
As an improvement of the above scheme, the rotating shaft is arranged at two ends of the fixing part, the fixing part is a cylinder which is coaxial with the rotating shaft part and has a diameter larger than that of the rotating shaft part, and the accommodating space is a through hole arranged on the side wall of the fixing part.
As an improvement of the above scheme, the laser generation shell is provided with a clamping groove matched with the rotating shaft part, and the adjusting seat can rotate relative to the clamping groove.
As an improvement of the above scheme, the adjusting seat is fixed with the laser generating shell through a pressing block, the pressing block is provided with an arc surface matched with the rotating shaft, and the pressing block and the laser generating shell are fixedly connected through a bolt.
As an improvement of the above scheme, the adjusting mechanism further comprises an inclination angle adjusting column, and the inclination angle adjusting column is arranged corresponding to the rotating shaft part and used for adjusting the relative height of the rotating shaft part.
As an improvement of the above scheme, a first indication color light incident hole corresponding to the first color light indicator is arranged in the vibration lens, and the laser incident hole, the laser emergent hole and the first indication color light incident hole are respectively communicated;
the laser incident hole and the first indicating color light incident hole are communicated with each other, and a reverse lens is arranged at the position where the laser incident hole and the first indicating color light incident hole are communicated with each other, is matched with the first indicating color light incident hole and forms a set included angle with the first indicating color light incident hole, and is used for transmitting laser and reflecting the first indicating color light into the laser incident hole and is coaxial with the laser; the polarizer is arranged in the vibrating lens and used for reflecting the laser and the first indicating color light and coaxially emitting the laser and the first indicating color light from the laser emitting hole.
As an improvement of the above scheme, the laser incident hole is perpendicular to the first indication color light incident hole, and an included angle between the reflection lens and the second indication color light incident hole is 45 °.
Furthermore, the utility model also provides a laser marking machine, it includes drive arrangement and the above-mentioned indicating device that focuses of laser marking machine chromatic light, drive arrangement with the indicating device that focuses of laser marking machine chromatic light is connected with the drive the indicating device that focuses of laser marking machine chromatic light is close to or keeps away from and treats the mark face of beating.
Implement the utility model discloses, following beneficial effect has:
the utility model discloses a chromatic light focusing indicating device of a laser marking machine, a first chromatic light indicator is arranged in a vibration lens, the first indicating color light emitted by the vibrating lens is coaxial with the laser, and by adjusting and fixing the angle of the second color light indicator, the intersection point of the second indicating color light and the first indicating color light is coincided with the laser focus, and when marking, only by adjusting the height of the vibrating lens, namely, the focal plane of the laser marking machine can be determined according to the intersection point of the second indicating color light and the first indicating color light, the surface to be marked of the workpiece is ensured to be positioned on the focal plane, when the intersection point of the two indicating color lights is adjusted to coincide with the laser focus of the laser, only the angle of the second indicating color light needs to be adjusted, the operation is simple, errors are not easy to generate, and can confirm laser marking machine focus plane accurately, fast when marking the work piece, help improving and mark quality and mark efficiency.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a chromatic light focusing indicating device of a laser marking machine of the present invention;
FIG. 2 is a schematic view of the vibrating lens structure of FIG. 1;
fig. 3 is an intersecting schematic diagram of the first indicating color light and the second indicating color light of the color light focusing indicating device of the laser marking machine of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the utility model provides an embodiment of a laser marking machine chromatic light indication device that focuses, including shake lens 1, shake lens 1 lateral wall is equipped with laser incident hole 11 and laser exit hole 12, be equipped with focusing lens (not shown in the figure) and first chromatic indicator 2 in shake lens 1, first chromatic indicator 2 is used for sending first instruction chromatic light, focusing lens is used for focusing the parallel laser beam with laser incident hole 11 incident, the laser of laser exit hole 12 outgoing and first instruction chromatic light are coaxial; the focusing lens further comprises a second color indicator 3 and an adjusting mechanism 4, wherein the second color indicator 3 is used for emitting second indicating color light, the second color indicator 3 is connected with the adjusting mechanism 4, and the adjusting mechanism 4 is used for adjusting and fixing the light emitting angle of the second indicating color light so that the intersection point (combined with the graph 3) of the second indicating color light and the first indicating color light falls on the focal plane of the focusing lens.
Wherein, the first instruction chromatic light of the shake lens 1 outgoing of this embodiment is coaxial with laser, through the angle of adjusting and fixing second chromatic light indicator 3, can make the crossing point of second instruction chromatic light and first instruction chromatic light coincide with the laser focus, when marking, only through adjusting the height of shake lens 1, can confirm the focal plane of laser marking machine according to the crossing point of second instruction chromatic light and first instruction chromatic light, ensure that the face of waiting to mark of work piece is located the focal plane, it is when the crossing point of adjusting two instruction chromatic lights coincides with the laser focus of laser, only need adjust the angle of second instruction chromatic light, moreover, the operation is simple, the difficult error that produces, and can be accurate when marking the work piece, confirm the focal plane of laser marking machine fast, help improving and mark quality and marking efficiency.
Specifically, referring to fig. 2, in the present embodiment, a first indication color light incident hole 13 corresponding to the first color light indicator 2 is disposed in the lens barrel 1, and the laser light incident hole 11, the laser light emitting hole 12 and the first indication color light incident hole 13 are respectively communicated; a reflection lens 14 is arranged at a position where the laser incident hole 11 and the first indication color light incident hole 13 are communicated, the reflection lens 14 is matched with the first indication color light incident hole 13 and forms a set included angle with the first indication color light incident hole, and the reflection lens 14 is used for transmitting laser light and reflecting first indication color light into the laser incident hole 11 and is coaxial with the laser light; the polarizer is arranged in the lens 1, and the polarizer 15 is used for reflecting the laser and the first indicating color light and emitting the laser and the first indicating color light from the laser emitting hole 12. Preferably, the laser incident hole 11 is perpendicular to the first indication color light incident hole 13, and an included angle between the inverse lens 14 and the second indication color light incident hole is 45 ° so as to change a transmission direction of the first indication color light to be coaxial with the laser in the laser incident hole 11.
The colored light focusing indicating device of the laser marking machine further comprises a laser generating shell 5, the laser generating shell 5 is fixed with the vibrating lens 1, and the second colored light indicator 3 and the adjusting mechanism 4 are arranged in the laser generating shell 5; and a light-transmitting plate 51 or a light-transmitting hole is arranged on one laser emitting side of the vibrating lens 1 of the laser generating shell 5, and the light-transmitting plate 51 or the light-transmitting hole is used for transmitting the second indicating color light. In this embodiment, the transparent plate 51 preferably transmits the second indicating light, so that the second color indicator 3 is located in a relatively closed environment and is not interfered by external force collision, dust and other factors, and after the second color indicator 3 is fixed on the laser generation shell 5, the emitting direction of the second indicating light is kept relatively constant, so that the marking precision can be ensured.
Adjustment mechanism 4 is including adjusting seat 41, it comprises fixed part 411 and pivot portion 412 to adjust seat 41, pivot portion 412 with 5 rotatable coupling of casing takes place for the laser, fixed part 411 is equipped with the accommodation space 413 relative with light-passing board 51, accommodation space 413 with second color indicator 3 looks adaptation, second color indicator 3 is fixed to be located in the accommodation space 413, the outside ejection of second instruction color light is through light-passing board 51. In this embodiment, the fixing portion 411 is a cylinder coaxial with the rotating shaft portion 412 and having a diameter larger than that of the rotating shaft portion 412, and the rotating shaft is disposed at two ends of the fixing portion 411. In order to facilitate the circuit layout of the second color light indicator 3, the accommodating space 413 is a through hole formed in a sidewall of the fixing portion 411. The fixing portion 411 may have another shape as long as the second color indicator 3 fixed thereto can rotate along with the rotating shaft portion 412. In addition, the adjusting mechanism 4 further comprises two inclination adjusting columns 42, the inclination adjusting columns 42 and the rotating shaft part 412 are correspondingly arranged in two groups, the inclination adjusting columns 42 are in threaded connection with the laser generating shell 5, and the length of the laser generating shell 5, which is stretched into by the inclination adjusting columns 42, can be adjusted by rotating the inclination adjusting columns 42, so that the relative height of the rotating shaft part 412 is adjusted, and deflection adjustment of second indicating color light is realized.
In fig. 1 of the present embodiment, when the emission direction of the first color indicator light (i.e., the emission direction of the laser light) is set to the opposite direction of the Z axis, the adjustment of the second color indicator light in the X axis direction can be achieved by rotating the adjustment holder 41, and the adjustment of the second color indicator light in the Y axis direction can be achieved by rotating the tilt angle adjustment column 42.
Since the adjusting mechanism 4 needs to keep the relative position of the second color indicator 3 and the first color indicator 2 unchanged after adjusting the second indicating color light so that the intersection point of the second indicating color light and the first indicating color light falls on the focal plane of the focusing lens, the second color indicator 3 needs to be fixedly connected to the laser light generating housing 5. In this embodiment, the laser generating housing 5 is provided with a slot adapted to the rotating shaft portion 412, and the adjusting seat 41 can rotate relative to the slot. The adjusting seat 41 is fixed with the laser generating shell 5 through a pressing block 43, the pressing block 43 is provided with an arc surface matched with the rotating shaft part 412, and the pressing block 43 and the laser generating shell 5 are fixedly connected through bolts.
Furthermore, the utility model also provides a laser marking machine, it includes drive arrangement and the above-mentioned indicating device that focuses of laser marking machine chromatic light, drive arrangement with the indicating device that focuses of laser marking machine chromatic light is connected with the drive the indicating device that focuses of laser marking machine chromatic light is close to or keeps away from and treats the mark face of beating.
In the chromatic light focusing indicating device of the laser marking machine provided by the embodiment, when the device is assembled, the second indicating chromatic light is intersected with the first indicating chromatic light by adjusting the emitting angle of the second indicating chromatic light of the chromatic light indicator, specifically, by rotating the adjusting seat 41 and adjusting the height of the inclination angle adjusting column 42, the intersection point is coincided with the laser focus, and the second chromatic light indicator 3 is kept fixed by the pressing block 43 and the laser generating shell 5; in the subsequent laser marking process, the height of the laser is only required to be adjusted, so that the second indicating color light and the first indicating color light are emitted to the indicating points of the surface to be marked to coincide, at the moment, the focal plane of the laser emitted by the laser is the surface to be marked, and the laser can obtain the best marking quality and marking efficiency at the height of the laser at the moment.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (10)
1. A color light focusing indicating device of a laser marking machine is characterized by comprising
The side wall of the vibration lens is provided with a laser incident hole and a laser emergent hole, a focusing lens and a first color indicator are arranged in the vibration lens, the first color indicator is used for emitting first indicating color light, the focusing lens is used for focusing parallel laser beams incident from the laser incident hole, and the laser emergent from the laser emergent hole is coaxial with the first indicating color light;
a second color light indicator for emitting a second indication color light; and
and the adjusting mechanism is used for adjusting and fixing the light emitting angle of the second indicating color light so that the intersection point of the second indicating color light and the first indicating color light falls on the focal plane of the focusing lens.
2. The colored light focusing indicating device of the laser marking machine as claimed in claim 1, further comprising a laser generating shell, wherein the laser generating shell is fixed with the vibrating lens, and the second colored light indicator and the adjusting mechanism are arranged in the laser generating shell;
and the laser generation shell is provided with a light transmitting plate/light transmitting hole at the laser emitting side of the vibrating lens, and the light transmitting plate/light transmitting hole is used for transmitting the second indicating color light.
3. The colored light focusing indicating device of the laser marking machine of claim 1, wherein the adjusting mechanism comprises an adjusting seat, the adjusting seat is composed of a fixing part and a rotating shaft part, the rotating shaft part is rotatably connected with the laser generating shell, the fixing part is provided with an accommodating space opposite to the light transmitting plate/the light transmitting hole, the accommodating space is matched with the second color indicator, the second color indicator is fixedly arranged in the accommodating space, and the second indicating colored light is emitted outwards through the light transmitting plate/the light transmitting hole.
4. The chromatic light focusing indicating device of the laser marking machine of claim 3, characterized in that the rotating shaft is arranged at two ends of the fixing part, the fixing part is a cylinder which is coaxial with the rotating shaft part and has a diameter larger than that of the rotating shaft part, and the accommodating space is a through hole arranged on the side wall of the fixing part.
5. The colored light focusing indicating device of the laser marking machine as claimed in claim 4, wherein the laser generating shell is provided with a slot adapted to the rotating shaft, and the adjusting seat can rotate relative to the slot.
6. The colored light focusing indicating device of the laser marking machine as claimed in claim 3, wherein the adjusting seat is fixed with the laser generating shell through a pressing block, the pressing block is provided with an arc surface matched with the rotating shaft, and the pressing block and the laser generating shell are fixedly connected through a bolt.
7. The colored light focusing indicating device of the laser marking machine as claimed in claim 3, wherein the adjusting mechanism further comprises a tilt angle adjusting column, the tilt angle adjusting column is arranged corresponding to the rotating shaft part and used for adjusting the relative height of the rotating shaft part.
8. The chromatic light focusing indicating device of the laser marking machine of claim 1, characterized in that a first indicating color light incidence hole corresponding to the first color indicator is arranged in the vibrating lens, and the laser incidence hole, the laser emergent hole and the first indicating color light incidence hole are respectively communicated;
the laser incident hole and the first indicating color light incident hole are communicated with each other, and a reverse lens is arranged at the position where the laser incident hole and the first indicating color light incident hole are communicated with each other, is matched with the first indicating color light incident hole and forms a set included angle with the first indicating color light incident hole, and is used for transmitting laser and reflecting the first indicating color light into the laser incident hole and is coaxial with the laser; the polarizer is arranged in the vibrating lens and used for reflecting the laser and the first indicating color light and coaxially emitting the laser and the first indicating color light from the laser emitting hole.
9. The chromatic light focusing indicating device of the laser marking machine of claim 8, characterized in that the laser incidence hole is perpendicular to the first indicating color light incidence hole, and the included angle between the reflection lens and the second indicating color light incidence hole is 45 °.
10. A laser marking machine, characterized by comprising a driving device and the laser marking machine color light focusing indicating device as claimed in any one of claims 1 to 9, wherein the driving device is connected with the laser marking machine color light focusing indicating device to drive the laser marking machine color light focusing indicating device to be close to or far away from a surface to be marked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920354140.7U CN209953998U (en) | 2019-03-19 | 2019-03-19 | Laser marking machine chromatic light indicating device and laser marking machine of focusing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920354140.7U CN209953998U (en) | 2019-03-19 | 2019-03-19 | Laser marking machine chromatic light indicating device and laser marking machine of focusing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209953998U true CN209953998U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920354140.7U Expired - Fee Related CN209953998U (en) | 2019-03-19 | 2019-03-19 | Laser marking machine chromatic light indicating device and laser marking machine of focusing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209953998U (en) |
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2019
- 2019-03-19 CN CN201920354140.7U patent/CN209953998U/en not_active Expired - Fee Related
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