Automatic laser marking mechanism

Abstract

The utility model relates to the technical field of laser marking, in particular to an automatic laser marking mechanism which comprises a feeding mechanism used for feeding materials to be marked, a material conveying mechanism used for conveying the materials to be marked into a marking station, and a positioning mechanism used for positioning the materials to be marked. And the positioning marking mechanism is used for automatically identifying the state of the to-be-marked material so as to determine the marking direction and carry out laser marking. According to the utility model, a series of automatic tasks such as automatic supply, automatic conveying, automatic positioning, automatic identification and marking direction determination of materials to be marked and automatic laser marking work can be realized, the automation degree is high, intelligent control is facilitated, the positioning of the materials to be marked can be realized through the positioning mechanism, and the production efficiency is improved. The positioning work of the identifying and positioning part of the identifying and positioning device on the to-be-marked material is facilitated, the marking work of the laser marking part of the laser marking device is facilitated, the difficulty and the maintenance difficulty can be controlled, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser marking, in particular to an automatic laser marking mechanism. Background Art

[0002] With the rapid development of domestic tourism and the increasing number of large-scale international events and competitions held in China, the demand for commemorative coins with commemorative significance has increased dramatically. However, traditional commemorative coins are generally sold after being cast or stamped, lacking personalization and interactivity, and cannot meet the needs of different consumers. Therefore, a laser-marked commemorative coin vending machine disclosed in a Chinese patent (publication number: CN208314927U) uses a positioning cylinder to clamp and fix the commemorative coins pushed out by the feeding cylinder. The steps are relatively complicated and the correct orientation of the commemorative coins cannot be achieved, resulting in the easy occurrence of engraving position errors during engraving. In addition, more cylinders are required to move the commemorative coins, which is difficult to control and has many action steps, resulting in low production efficiency and inconvenient maintenance. Utility Model Content

[0003] The technical problem to be solved by the utility model is that the existing engraving and marking device has many action steps and is difficult to control, resulting in low production efficiency and inconvenient maintenance.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions: an automatic laser marking mechanism, comprising a feeding mechanism for supplying materials to be marked, a material conveying mechanism for conveying the materials to be marked to the marking station, a positioning mechanism for positioning the marking materials, and a positioning marking mechanism for automatically identifying the state of the materials to be marked to determine the marking direction and perform laser marking. The discharge end of the feeding mechanism is connected to one end of the material conveying mechanism, and the other end of the material conveying mechanism extends to the bottom of the marking station. The positioning part of the positioning mechanism is arranged on one side of the marking station and is located in the path of material movement in the material conveying mechanism. The positioning marking mechanism includes an identification and positioning device and a laser marking device. The identification and positioning part of the identification and positioning device and the laser marking part of the laser marking device are both arranged above the marking station.

[0005] When the utility model is working, it can realize a series of automated tasks such as automatic supply, automatic conveying, automatic positioning, automatic identification and determination of marking direction of materials to be marked, and automatic laser marking. It has a high degree of automation and is convenient for intelligent control. The positioning of the material to be marked can be realized through the positioning mechanism, and the positioning work of the material to be marked by the identification and positioning part of the positioning device is convenient, as well as the marking work of the laser marking part of the laser marking device is convenient. The action steps are simplified, the difficulty and maintenance difficulty can be controlled, and the work efficiency is improved.

[0006] Preferably, the positioning marking mechanism is provided with a positioning baffle, and a positioning slot matching the shape of the marking material is provided at one end of the positioning baffle close to the marking station.

[0007] Preferably, the positioning and marking mechanism also includes a one-way transparent refractor and a mounting cover, the refractor is arranged obliquely inside the mounting cover, the identification and positioning device is arranged at the inner top of the mounting cover, the identification and positioning part of the identification and positioning device passes downward through the perspective surface of the refractor and is aligned with the marking station through the refractor, a first opening for connecting to the output end of the laser marking device is provided on one side of the mounting cover, the output end of the laser marking device is arranged opposite to the reflective surface of the refractor and is aligned with the marking station through the reflective surface of the refractor, and a second opening aligned with the marking station is provided at the bottom of the mounting cover.

[0008] Preferably, the positioning marking mechanism further includes an annular fill light, which is installed at the bottom of the mounting cover and located above the marking station.

[0009] Preferably, the feeding mechanism includes several feeding devices, which are arranged in sequence along the extension direction of the material conveying mechanism. The feeding device includes a storage rack for storing materials to be marked, a pushing block for pushing the materials to be marked stored in the dynamic storage rack to the material conveying mechanism, and a pushing drive device for driving the pushing block to move. The bottom rear end of the storage rack is provided with a pushing inlet for the pushing block to enter, and the bottom front end of the storage rack is provided with a pushing outlet for the material to be marked to be pushed out. The pushing block can be arranged translationally at the bottom of the storage rack, and the output part of the pushing drive device is connected to the pushing block through a transmission assembly.

[0010] Preferably, the bottom of the storage rack is further provided with a rotating roller group for sliding contact with the bottom surface of the pusher block.

[0011] Preferably, a mounting bracket is further included, and the feeding mechanism, material conveying mechanism, positioning mechanism and positioning marking mechanism are all mounted on the mounting bracket.

[0012] The beneficial technical effects of the utility model include:

[0013] The utility model can realize a series of automated tasks such as automatic supply, automatic conveying, automatic positioning, automatic identification and determination of marking direction of materials to be marked, and automatic laser marking. It has a high degree of automation and is convenient for intelligent control. The positioning of the materials to be marked can be realized through the positioning mechanism, and the positioning work of the materials to be marked by the identification and positioning parts of the positioning device is convenient, as well as the marking work of the laser marking parts of the laser marking device is convenient. The action steps are simplified, the difficulty and maintenance difficulty can be controlled, and the work efficiency is improved.

[0014] Other features and advantages of the present invention will be disclosed in detail in the following specific embodiments and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below with reference to the accompanying drawings:

[0016] Figure 1 It is a structural diagram of an automatic laser marking mechanism;

[0017] Figure 2 Partial decomposition of an automatic laser marking mechanism Figure 1 (Some parts are hidden);

[0018] Figure 3 Partial decomposition of an automatic laser marking mechanism Figure 2 (Some components are hidden). DETAILED DESCRIPTION

[0019] The following is an explanation and description of the technical solutions of the embodiments of the present invention in conjunction with the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention and are not exhaustive. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the present invention.

[0020] In the following description, terms such as "inside", "outside", "up", "down", "left", "right", etc. that indicate directions or positional relationships are only used to facilitate the description of the embodiments and simplify the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operate in a specific direction. Therefore, they should not be understood as limiting the present invention.

[0021] Please see the attached Figure 1 This embodiment discloses an automatic laser marking mechanism, including a feeding mechanism 1 for supplying a material to be marked, a material conveying mechanism 2 for conveying the material to be marked to a marking station, a positioning mechanism 3 for positioning the marking material, and a positioning marking mechanism 4 for automatically identifying the state of the material to be marked to determine the marking direction and perform laser marking. The following is a detailed description with reference to the accompanying drawings.

[0022] Please see the attached Figure 1 To the attached Figure 3In this embodiment, the discharge end of the feeding mechanism 1 is connected to one end of the material conveying mechanism 2, and the other end of the material conveying mechanism 2 extends to the bottom of the marking station. The positioning part of the positioning mechanism 3 is arranged on one side of the marking station and is located in the material movement path in the material conveying mechanism 2. The positioning and marking mechanism 4 includes an identification and positioning device 41 and a laser marking device 42. The identification and positioning part of the identification and positioning device 41 and the laser marking part of the laser marking device 42 are both arranged above the marking station.

[0023] When this embodiment is working, it can realize a series of automated tasks such as automatic supply, automatic transportation, automatic positioning, automatic identification and determination of marking direction, and automatic laser marking of materials to be marked. It has a high degree of automation and is convenient for intelligent control. The positioning mechanism 3 can realize the positioning of the material to be marked, facilitate the positioning work of the identification and positioning part of the positioning device 41 on the material to be marked, and facilitate the marking work of the laser marking part of the laser marking device 42. It simplifies the action steps, can control the difficulty and maintenance difficulty, and improve work efficiency.

[0024] In the specific implementation, the positioning marking mechanism 4 is provided with a positioning baffle 31, and a positioning slot 311 matching the shape of the marking material is opened at one end of the positioning baffle 31 close to the marking station. The positioning slot 311 can be set according to the actual shape of the material to be marked. For example, it can be set to a V-shape or a semicircular shape according to the actual shape of the commemorative coin. The material to be marked is driven by the material conveying mechanism 2 and is clamped into the positioning slot 311 of the positioning baffle 31 to achieve the positioning of the material to be marked. No other positioning device is required, the positioning steps are simplified, and work efficiency can be improved.

[0025] As a further improvement of this embodiment, the positioning and marking mechanism 4 also includes a one-way transparent refractor 43 and a mounting cover 44. The refractor 43 is arranged obliquely inside the mounting cover 44, and the identification and positioning device 41 is arranged at the inner top of the mounting cover 44. The identification and positioning part of the identification and positioning device 41 passes downward through the perspective surface of the refractor 43 and is aligned with the marking station through the refractor 43. A first opening for connecting to the output end of the laser marking device 42 is provided on one side of the mounting cover 44, so that the laser beam output by the laser marking device 42 can be irradiated on the refractor 43. The output end of the laser marking device 42 is arranged opposite to the reflective surface of the refractor 43 and is aligned with the marking station through the reflective surface of the refractor 43. A second opening aligned with the marking station is provided at the bottom of the mounting cover 44. In specific implementation, the identification and positioning device 41 can adopt any existing identification and positioning device, and similarly, the laser marking device 42 can also adopt any existing laser marking device.

[0026] Preferably, the positioning marking mechanism 4 further includes an annular fill light 45 , which is mounted on the bottom of the mounting cover 44 and located above the marking station.

[0027] In a specific implementation, the feeding mechanism 1 includes a plurality of feeding devices 11, which are arranged in sequence along the extension direction of the material conveying mechanism 2. The feeding device 11 includes a storage rack 111 for storing materials to be marked, a pushing block 112 for pushing the materials to be marked stored in the dynamic storage rack 111 to the material conveying mechanism 2, and a pushing drive device 113 for driving the pushing block 112 to move. A pushing inlet for the pushing block 112 to enter is provided at the bottom rear end of the storage rack 111. The bottom of the storage rack 111 is provided with a pushing inlet for the pushing block 112 to enter. A pushing outlet is provided at the front end for pushing out the material to be marked. The pushing block 112 can be arranged translationally at the bottom of the storage rack 111. The output part of the pushing drive device 113 is connected to the pushing block 112 through a transmission assembly. The bottom of the storage rack 111 is also provided with a group of rotating rollers 114 for sliding contact with the bottom surface of the pushing block 112, which can avoid wear on the material to be marked. Preferably, it also includes a mounting bracket 5, and the feeding mechanism 1, the material conveying mechanism 2, the positioning mechanism 3 and the positioning marking mechanism 4 are all mounted on the mounting bracket 5.

[0028] The beneficial technical effects of this embodiment include: the utility model can realize a series of automated tasks such as automatic supply, automatic transportation, automatic positioning, automatic identification and determination of marking direction, and automatic laser marking of materials to be marked. It has a high degree of automation and is convenient for intelligent control. The positioning of the material to be marked can be achieved through the positioning mechanism, and the positioning work of the material to be marked by the identification and positioning part of the positioning device is convenient, as well as the marking work of the laser marking part of the laser marking device is convenient. The action steps are simplified, the difficulty and maintenance difficulty can be controlled, and the work efficiency is improved.

[0029] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Those skilled in the art will understand that the present invention includes, but is not limited to, the contents described in the drawings and the above specific embodiments. Any modifications that do not deviate from the functional and structural principles of the present invention are intended to be included within the scope of the claims.

Claims

1. An automatic laser marking mechanism, characterized in that: The invention comprises a feeding mechanism (1) for supplying a material to be marked, a material conveying mechanism (2) for conveying the material to be marked to a marking station, a positioning mechanism (3) for positioning the marking material, and a positioning marking mechanism (4) for automatically identifying the state of the material to be marked to determine the marking direction and perform laser marking. The discharge end of the feeding mechanism (1) is connected to one end of the material conveying mechanism (2), and the other end of the material conveying mechanism (2) extends below the marking station. The positioning portion of the positioning mechanism (3) is arranged on one side of the marking station and is located in a path for material movement in the material conveying mechanism (2). The positioning marking mechanism (4) comprises an identification and positioning device (41) and a laser marking device (42). The identification and positioning portion of the identification and positioning device (41) and the laser marking portion of the laser marking device (42) are both arranged above the marking station.

2. The automatic laser marking mechanism according to claim 1, characterized in that: The positioning marking mechanism (4) is provided with a positioning baffle (31), and one end of the positioning baffle (31) close to the marking station is provided with a positioning slot (311) that matches the shape of the marking material.

3. The automatic laser marking mechanism according to claim 1, characterized in that: The positioning marking mechanism (4) further comprises a one-way transparent refractor (43) and a mounting cover (44), wherein the refractor (43) is arranged obliquely inside the mounting cover (44), and the identification and positioning device (41) is arranged at the top end inside the mounting cover (44), and the identification and positioning portion of the identification and positioning device (41) passes downward through the perspective surface of the refractor (43) and is aligned with the marking station through the refractor (43); a first opening for connecting to the output end of the laser marking device (42) is provided on one side of the mounting cover (44), and the output end of the laser marking device (42) is arranged opposite to the reflection surface of the refractor (43) and is aligned with the marking station through the reflection surface of the refractor (43); and a second opening is provided at the bottom of the mounting cover (44) and is aligned with the marking station.

4. The automatic laser marking mechanism according to claim 3, characterized in that: The positioning marking mechanism (4) further comprises an annular fill light (45), which is mounted on the bottom of the mounting cover (44) and located above the marking station.

5. The automatic laser marking mechanism according to claim 1, characterized in that: The feeding mechanism (1) comprises a plurality of feeding devices (11), which are arranged in sequence along the extension direction of the material conveying mechanism (2). The feeding device (11) comprises a storage rack (111) for storing materials to be marked, a pushing block (112) for pushing the materials to be marked stored in the movable storage rack (111) to the material conveying mechanism (2), and a pushing drive device (113) for driving the pushing block (112) to move. The bottom rear end of the storage rack (111) is provided with a pushing inlet for the pushing block (112) to enter, and the bottom front end of the storage rack (111) is provided with a pushing outlet for pushing the materials to be marked out. The pushing block (112) is arranged at the bottom of the storage rack (111) in a translationally movably manner. The output portion of the pushing drive device (113) is connected to the pushing block (112) through a transmission assembly.

6. The automatic laser marking mechanism according to claim 5, characterized in that: The bottom of the storage rack (111) is also provided with a rotating roller (114) group for sliding contact with the bottom surface of the pushing block (112).

7. The automatic laser marking mechanism according to claim 1, characterized in that: It also includes a mounting bracket (5), and the feeding mechanism (1), the material conveying mechanism (2), the positioning mechanism (3) and the positioning marking mechanism (4) are all mounted on the mounting bracket (5).

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