CN220805934U - Laser marking equipment - Google Patents
Laser marking equipment Download PDFInfo
- Publication number
- CN220805934U CN220805934U CN202322588324.9U CN202322588324U CN220805934U CN 220805934 U CN220805934 U CN 220805934U CN 202322588324 U CN202322588324 U CN 202322588324U CN 220805934 U CN220805934 U CN 220805934U
- Authority
- CN
- China
- Prior art keywords
- laser
- module
- bottle
- marking
- driving mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010330 laser marking Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000007648 laser printing Methods 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000002372 labelling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000007639 printing Methods 0.000 description 7
- 235000013361 beverage Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
- B41J3/4073—Printing on three-dimensional objects not being in sheet or web form, e.g. spherical or cubic objects
- B41J3/40733—Printing on cylindrical or rotationally symmetrical objects, e. g. on bottles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/44—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using single radiation source per colour, e.g. lighting beams or shutter arrangements
- B41J2/442—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using single radiation source per colour, e.g. lighting beams or shutter arrangements using lasers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
Abstract
The utility model discloses a laser marking device which is connected with an external conveyor and comprises: the bottle marking machine comprises a machine table, a disc-shaped conveying module, a feeding module and a discharging module, wherein the feeding module conveys bottles from a conveyor to the disc-shaped conveying module, and the bottles are conveyed back to the conveyor through the discharging module after marking; also comprises: a plurality of laser printing modules and a plurality of detection cameras. The laser printing modules are distributed on one side of the disc-shaped conveying module in an arc shape, and can mark the bottle body; the plurality of detection cameras are respectively arranged at the positions before and after the bottle body is marked. The laser marking equipment has compact structure, is beneficial to environmental protection and has high production efficiency; the machine can be adapted to the original production line of a customer, replaces the original labeling machine, and greatly reduces the cost of equipment replacement; the printed images and texts are clear, and the reject ratio is reduced through double comparison of the images and the pixels; the distance and the height between the laser head and the bottle body can be conveniently and quickly adjusted, and the bottle body marking with different sizes can be adapted.
Description
Technical Field
The utility model relates to the technical field of laser marking, in particular to laser marking equipment.
Background
At present, the middle part of the prior beverage bottle body can be provided with sticky labels (with numbers, characters, LOGO, names, QR codes, bar codes, DM codes, information marks and the like), besides the added cost, the prior beverage bottle body can be recycled and reused after being used, but the labels on the beverage bottle body are required to be detached during recycling, a large amount of manpower and material resources are wasted, after part of labels are detached, the labels are left on the bottle body, the treatment is inconvenient, and the energy-saving and environment-friendly value is reduced.
Along with the recent trend of low carbon and environmental protection, no-label bottled beverages (the materials of bottle bodies are mostly PET) gradually enter the market. Most of the laser marking machines in the prior art can only print short fields (such as production date), have low efficiency when printing large-space labels, and are difficult to meet the requirement of mass production.
Disclosure of Invention
In order to solve the above problems, an embodiment of the present utility model provides a laser marking apparatus, which is engaged with an external conveyor, including: the bottle is carried to disk conveyor module from the conveyer to feeding module and ejection of compact module to the board, and the feeding module is carried back to the conveyer through ejection of compact module after marking, still contains:
The laser printing modules are arranged on one side of the disc-shaped conveying module in an arc shape and can mark the bottle body;
the bottle body marking device comprises a plurality of detection cameras, wherein the detection cameras are respectively arranged at positions before marking and after marking of the bottle body, and are respectively used for detecting the bottle body before marking and after marking.
Further, the laser printing module includes: the device comprises a laser head, a transverse driving mechanism and a longitudinal driving mechanism;
the output end of the transverse driving mechanism is connected with the laser head and can drive the laser head to transversely move;
The output end of the longitudinal driving mechanism is connected with the transverse driving mechanism and can drive the transverse driving mechanism to longitudinally reciprocate.
Further, the angle of the laser beam emitted by the laser head is adjustable.
Further, the laser emitted by the laser head is: ultraviolet laser, fiber laser, or carbon dioxide laser.
Further, the detection camera is internally provided with an image comparison module.
Further, the detection camera is also built with a pixel comparison module.
Further, the method further comprises the following steps: the safety protection plates are arranged around the machine table in a surrounding mode.
The utility model has the beneficial effects that: the structure is compact, the environment is protected, and the production efficiency is high; the machine can be adapted to the original production line of a customer, replaces the original labeling machine, and greatly reduces the cost of equipment replacement; the printed images and texts are clear, and the reject ratio is reduced through double comparison of the images and the pixels; the distance between the laser head and the bottle is convenient to adjust, and the bottle of different sizes is beaten to adaptation.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.
Drawings
FIG. 1 is a perspective view of an embodiment in accordance with the present utility model;
FIG. 2 is a top view of an embodiment according to the present utility model;
fig. 3 is a schematic diagram of a laser printing module according to an embodiment of the present utility model.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.
First, a laser marking device according to an embodiment of the present utility model will be described with reference to fig. 1 to 3, and the laser marking device is used in the technical field of bottle marking, and has a wide application scenario.
As shown in fig. 1 to 3, the laser marking device of the embodiment of the present utility model is connected to an external conveyor 1 (the conveyor 1 is used for conveying bottle bodies 9); comprising: the machine 2, disk conveying module 3, feeding module 4 and ejection of compact module 5, feeding module 4 carries bottle 9 from conveyer 1 to disk conveying module 3, carries back conveyer 1 through ejection of compact module 5 after marking, still contains:
the laser printing modules 6 are arranged on one side of the disc-shaped conveying module 3 in an arc shape, and can mark the bottle 9;
The number of the detection cameras 7 is one, and the pair of the detection cameras 7 are respectively arranged at the positions before and after the bottle body 9 is marked; the former detection camera 7 can detect whether the bottle body 9 at the position where the disc-shaped conveying module 3 conveys the bottle body 9 exists or not and whether the surface is polluted or not; the latter detection camera 7 is used for detecting the marking quality of the bottle body 9 after marking.
Further, as shown in fig. 3, in the present embodiment, the laser printing module 6 includes: a laser head 61, a transverse driving mechanism 62 and a longitudinal driving mechanism;
The output end of the transverse driving mechanism 62 is connected with the laser head 61 and can drive the laser head 61 to transversely move;
The output end of the longitudinal driving mechanism 63 is connected with the transverse driving mechanism 62, and can drive the transverse driving mechanism 62 to longitudinally reciprocate.
The position between the laser head 61 and the disc-shaped conveying module 3 is adjusted through the transverse driving mechanism 62 and the longitudinal driving mechanism 63, namely the distance between the laser head 61 and the bottle body is adjusted so as to reach a proper focal length; can be adapted to various sizes of bottle bodies 9.
Further, as shown in fig. 3, in the present embodiment, the angle of the laser head 61 emitting laser is adjustable, so that the shortest distance between the laser head and the print shop in the printing process is consistent, and the printing effect is improved.
Further, in the present embodiment, the laser light emitted from the laser head 61 is: the high-frequency ultraviolet laser or optical fiber laser or carbon dioxide laser, the high-frequency ultraviolet laser is high-frequency nanosecond ultraviolet laser or ultrafast ultraviolet laser, and the pulse frequency of the high-frequency nanosecond ultraviolet laser is between 100KHz and 75 MHz. The high-frequency ultraviolet laser can efficiently generate colored patterns on the surface of the PET bottle through carbonization and material modification; alternatively, a fiber laser may be used to create a white-gray-black pattern on the PET bottle surface by high energy cauterization. Alternatively, a carbon dioxide laser may be used to produce a white pattern on the PET bottle surface by high energy cauterization and vaporization.
Further, as shown in fig. 1-2, in the present embodiment, the number of the laser printing modules 6 is twelve, and for large-space label printing, each laser printing module 6 is responsible for printing a part of text, so that the marking effect and the marking efficiency can be improved.
Further, in the present embodiment, the image comparison module is built in the detection camera 7, and the marking quality of the bottle body can be detected through image comparison.
Further, in this embodiment, the detection camera 7 is further internally provided with a pixel comparison module, pixels of the graphics on the bottle body after marking can be detected through pixel value comparison, a certain range of setting can be performed on the pixel values, when the detected pixel values are lower than the set values, printing is unclear (the image comparison is difficult to detect), at this time, an abnormal prompt is sent out, so that an operator can find out faults, and a large number of unqualified products are further avoided; when the detected pixel value is higher than the set value, there may be a problem in that the printing area is repeated, and a trouble needs to be found. By providing the pixel comparison module, the number of defective products can be further avoided.
Further, as shown in fig. 1 to 2, in this embodiment, the method further includes: a plurality of safety protection plates 8, a plurality of safety protection plates 8 enclose and establish around board 2, reduce the probability that the staff receives mechanical injury.
Working principle: the feeding module 4 conveys the bottle 9 from the conveyor 1 to the disc-shaped conveying module 3, the disc-shaped conveying module 3 conveys the bottle 9 to the laser marking module for marking, and after marking, the disc-shaped conveying module 3 conveys the bottle 9 to the storage module and conveys the bottle 9 back to the conveyor 1 for subsequent processing through the discharging module 5.
The laser marking device according to the embodiment of the utility model is described above with reference to fig. 1 to 3, and has a compact structure and is beneficial to environmental protection; the machine can be adapted to the original production line of a customer, replaces the original labeling machine, and greatly reduces the cost of equipment replacement; the printed images and texts are clear, and the reject ratio is reduced through double comparison of the images and the pixels; the distance between the laser head and the bottle 9 is convenient to adjust, and the bottle 9 with different sizes is adapted for marking.
It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.
Claims (7)
1. A laser marking apparatus for engagement with an external conveyor, comprising: the bottle is carried to the tray-shaped conveying module from the conveyer to the feeding module, and after marking, the bottle is transported back to the conveyer through the discharging module, and the bottle conveying device is characterized by further comprising:
The laser printing modules are arranged on one side of the disc-shaped conveying module in an arc shape and can mark the bottle body;
The plurality of detection cameras are respectively arranged at the positions before and after the bottle body is marked.
2. The laser marking apparatus of claim 1, wherein the laser printing module comprises: the device comprises a laser head, a transverse driving mechanism and a longitudinal driving mechanism;
the output end of the transverse driving mechanism is connected with the laser head and can drive the laser head to transversely move;
The output end of the longitudinal driving mechanism is connected with the transverse driving mechanism and can drive the transverse driving mechanism to longitudinally reciprocate.
3. The laser marking apparatus of claim 2, wherein the laser light is emitted at an angle that is adjustable.
4. The laser marking apparatus of claim 2, wherein the laser light emitted by the laser head is: ultraviolet laser, fiber laser, or carbon dioxide laser.
5. The laser marking apparatus according to claim 1, wherein the detection camera has an image comparison module built therein.
6. The laser marking apparatus according to claim 1 or 5, wherein the detection camera further incorporates a pixel comparison module.
7. The laser marking apparatus as claimed in claim 1, further comprising: the safety protection plates are arranged around the machine table in a surrounding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322588324.9U CN220805934U (en) | 2023-09-22 | 2023-09-22 | Laser marking equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322588324.9U CN220805934U (en) | 2023-09-22 | 2023-09-22 | Laser marking equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220805934U true CN220805934U (en) | 2024-04-19 |
Family
ID=90674274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322588324.9U Active CN220805934U (en) | 2023-09-22 | 2023-09-22 | Laser marking equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220805934U (en) |
-
2023
- 2023-09-22 CN CN202322588324.9U patent/CN220805934U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |