Laser etching camera assembly protection device and laser etching equipment

Abstract

The utility model discloses a laser etching camera shooting assembly protection device and laser etching equipment. The protective device for the laser etching camera shooting assembly comprises a sleeve detachably installed on a vertical sliding rail, the laser etching camera shooting assembly, a light source assembly and a UV assembly are installed in the sleeve, the UV assembly comprises a UV support and a UV mirror, an air seal seat is installed below the UV mirror, the air seal seat is provided with a positive pressure air path connector and a spray head used for spraying an air screen, and the positive pressure air path connector is connected with the light source assembly. A plurality of air seal holes are formed in the spray head, the multiple air seal holes are communicated with a cavity in the air seal seat at the same time, the cavity is communicated with the positive pressure air path connector, and guide plates are arranged on the opposite sides of the air seal holes. A lens of the laser etching camera shooting assembly can be protected, the imaging quality of the laser etching camera shooting assembly is better, positioning is more accurate, and the service life of the laser etching camera shooting assembly is prolonged. In addition, lateral splashing of the cutting fluid can be better shielded, splashing of the cutting fluid is limited in a fixed area, and the machining efficiency of the laser etching equipment is improved.

Description

Technical Field

[0001] The present application relates to the field of laser engraving technology, and in particular to a laser engraving camera component protection device and a laser engraving device. Background Art

[0002] With the rapid development of electronic information and electrical automation, CCD image sensors are now widely used in the field of automated processing. They can convert optical signals into electrical signals, which are then converted into digital image signals through external sampling and amplification and digital-to-analog conversion. They have high positioning accuracy and good imaging effects.

[0003] In the related technology, in laser engraving equipment, due to the harsh environment such as cutting fluid and water mist, the destructiveness of CCD lens is very large. The splash of cutting fluid can easily interfere with the image acquisition of CCD camera, reduce the imaging effect and clarity, and affect the positioning accuracy. Utility Model Content

[0004] The purpose of the present application is to overcome the deficiencies in the prior art and to provide a laser engraving camera component protection device and a laser engraving device. The laser engraving camera component protection device can improve the positioning accuracy and processing efficiency of the laser engraving device.

[0005] This application is solved by the following technical solutions:

[0006] The first aspect of the present application provides a laser engraving camera assembly protection device, comprising:

[0007] A sleeve is detachably mounted on a vertical slide rail, wherein a laser engraving camera assembly, a light source assembly and a UV assembly are installed in the sleeve, wherein the UV assembly comprises a UV support and a UV mirror, wherein an air seal seat is installed below the UV mirror, wherein a positive pressure air circuit joint and a nozzle for spraying an air screen are arranged on the air seal seat, wherein a plurality of air seal holes are arranged on the nozzle, wherein the plurality of air seal holes are simultaneously connected to a cavity inside the air seal seat, wherein the cavity is connected to the positive pressure air circuit joint, wherein a guide plate is provided on the opposite side of the air seal hole, wherein a plurality of vertical guide grooves are provided on the guide plate, wherein the vertical guide grooves comprise a collecting chamber at an upper end and a diversion port at a lower end, wherein the collecting chamber is connected to the diversion port through a flow channel.

[0008] Furthermore, an annular slide rail is installed on the sleeve outside the UV mirror, a positioning slider is provided on the annular slide rail, and the air seal seat is installed on the positioning slider.

[0009] Furthermore, the air-sealing holes are fan-shaped, and the multiple air-sealing holes are evenly arranged at equal intervals.

[0010] Furthermore, an annular water guide groove is provided on the workbench at the bottom of the guide plate.

[0011] Furthermore, the laser engraving camera component is a CCD industrial camera

[0012] A second aspect of the present application provides a laser engraving device, which includes a workbench, on which the laser engraving camera component protection device as described above is installed.

[0013] Furthermore, the vertical slide rail is used to be fixedly installed on the laser engraving machine, and the vertical slide rail and the sleeve are detachably connected via a clamping structure.

[0014] Compared with the prior art, this application has the following advantages and beneficial effects:

[0015] 1. In the solution provided by the present application, an annular slide rail is provided on the sleeve, an air seal seat is installed on the annular slide rail, a plurality of nozzles for spraying air screens are provided on the air seal seat, a plurality of air seal holes are arranged on the nozzles, and a high-pressure air screen can be sprayed on the nozzles. The high-pressure air screen can block the splashing cutting fluid and water mist, thereby preventing the cutting fluid from splashing onto the lens of the laser engraving camera assembly and damaging the lens of the laser engraving camera assembly, thereby realizing the function of protecting the lens and improving the image clarity, thereby improving the positioning accuracy.

[0016] 2. A guide plate is provided on the opposite side of the air sealing hole, and the guide plate can change the direction of the airflow. The horizontally flowing airflow is transformed into a vertically downward airflow under the action of the guide plate. The vertically downward airflow forms a vertical air screen to prevent the cutting fluid from splashing to other parts of the workbench, and can concentrate the moisture in the airflow into the annular water guide groove, further avoiding the splashing of the cutting fluid.

[0017] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and other objects, features and advantages of the present application will become more apparent through a more detailed description of exemplary embodiments of the present application in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present application.

[0019] Figure 1 This is a schematic structural diagram of a laser engraving camera assembly protection device and a laser engraving device shown in an embodiment of the present application.

[0020] Figure 2 This is a schematic structural diagram of an air seal seat of a laser engraving camera assembly protection device shown in an embodiment of the present application. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although the preferred embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present application more thorough and complete, and to fully convey the scope of the present application to those skilled in the art.

[0022] The terms used in this application are for the purpose of describing specific embodiments only and are not intended to limit this application. The singular forms of "a", "said" and "the" used in this application and the appended claims are also intended to include plural forms unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0023] It should be understood that although the terms "first", "second", "third", etc. may be used in this application to describe various information, this information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of this application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0025] Unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0026] In the related art, in laser engraving equipment, due to the harsh environment such as cutting fluid and water mist, the CCD lens is very destructive, and the splash of cutting fluid can easily interfere with the image acquisition of the CCD camera, reducing the imaging effect and clarity, and affecting the positioning accuracy. The present application provides a CCD protection device and laser engraving equipment, which can improve the positioning accuracy and processing efficiency of the laser engraving equipment.

[0027] Figure 1 This is a schematic structural diagram of a laser engraving camera assembly protection device and a laser engraving device shown in an embodiment of the present application. Figure 2 This is a schematic structural diagram of an air seal seat of a laser engraving camera assembly protection device shown in an embodiment of the present application.

[0028] like Figure 1-Figure 2 As shown, the present application provides a laser engraving camera assembly protection device, including a sleeve 1, which can be detachably mounted on a vertical slide rail, wherein a laser engraving camera assembly 2, a light source assembly 3 and a UV assembly 4 are installed in the sleeve 1, and the laser engraving camera assembly is a CCD industrial camera, and the UV assembly includes a UV support and a UV mirror 7, and an air seal seat 5 is installed below the UV mirror 7, and the air seal seat 5 is provided with a positive pressure air circuit connector 52 and a nozzle for spraying an air screen, and a plurality of air seal holes 51 are arranged on the nozzle, and the plurality of air seal holes 51 are simultaneously connected to a cavity inside the air seal seat, and the cavity is connected to the positive pressure air circuit connector, and a guide plate 6 is provided on the opposite side of the air seal hole 51, and a plurality of vertical guide grooves 63 are provided on the guide plate 6, and the vertical guide grooves 63 include a collecting cavity 61 at the upper end and a diversion port 62 at the lower end, and the collecting cavity and the diversion port are connected through a flow channel.

[0029] In the present application, a high-pressure air screen can be sprayed on the nozzle, which can block the splashing cutting fluid and water mist, thereby preventing the cutting fluid from splashing onto the lens of the laser engraving camera component and damaging the lens of the laser engraving camera component. While achieving the function of protecting the lens, it improves the image clarity and thereby improves the positioning accuracy.

[0030] An annular slide rail 8 is installed on the sleeve outside the UV mirror 7, a positioning slider (not shown) is provided on the annular slide rail 8, and the air seal seat is installed on the positioning slider.

[0031] The air sealing holes 51 are fan-shaped, and the plurality of air sealing holes 51 are evenly arranged at equal intervals.

[0032] In some embodiments, a guide plate is provided on the opposite side of the air sealing hole, and the guide plate can change the direction of the airflow. The horizontally flowing airflow is transformed into a vertically downward airflow under the action of the guide plate. The vertically downward airflow forms a vertical air screen to prevent the cutting fluid from splashing to other parts of the workbench, and can concentrate the moisture in the airflow into the annular water guide groove, further avoiding the splashing of the cutting fluid.

[0033] The present application also provides a laser engraving device, comprising a workbench 13 , on which the laser engraving camera component protection device as described above is installed.

[0034] In some embodiments, the vertical slide rail 12 is fixedly mounted on the laser engraving machine, the vertical slide rail is detachably connected to the sleeve via a clamping structure 10, and an annular water guide groove 9 is provided on the workbench at the bottom of the guide plate 6.

[0035] The working principle and process of this application are as follows:

[0036] The gas seal seat 5 and the guide plate 6 are relatively fixedly arranged on the annular slide rail 8 and can slide together on the annular slide rail 8. The several gas seal holes 51 on the gas seal seat 5 can evenly spray high-pressure gas. The high-pressure gas sprayed from the several gas seal holes 51 overlap each other to form a tight gas screen. The gas screen forms a transparent protective barrier for the lens of the laser engraving camera component to prevent the cutting fluid from splashing onto the lens of the laser engraving camera component. The guide plate 6 arranged opposite to the gas seal seat 5 is provided with a plurality of arc-shaped guide walls connected in sequence and corresponding to the gas seal holes 51. The plurality of arc-shaped guide walls The wall is located in the manifold 61, and the guide wall changes the direction of the gas ejected from the corresponding gas sealing hole, so that the gas flows evenly in the vertical guide groove in the vertical direction, forming an arc-shaped gas screen in the vertical direction. The arc-shaped gas screen can prevent the cutting fluid from splashing laterally to other positions of the equipment, and make the cutting fluid flow to the water guide groove 9 for discharge. Such a design can not only protect the lens of the laser engraving camera component, so that the imaging quality of the laser engraving camera component is better and the positioning is more precise, but also can shield the lateral splash of the cutting fluid, so that the splash of the cutting fluid is limited to a fixed area, thereby improving the processing efficiency of the laser engraving equipment.

[0037] The embodiments of the present application have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A laser engraving camera component protection device, characterized in that: include: A sleeve is detachably mounted on a vertical slide rail, wherein a laser engraving camera assembly, a light source assembly and a UV assembly are installed in the sleeve, wherein the UV assembly includes a UV support and a UV mirror, wherein an air seal seat is installed below the UV mirror, wherein a positive pressure air circuit joint and a nozzle for spraying an air screen are provided on the air seal seat, wherein a plurality of air seal holes are arranged on the nozzle, wherein the plurality of air seal holes are simultaneously connected to a cavity inside the air seal seat, wherein the cavity is connected to the positive pressure air circuit joint, wherein a guide plate is provided on the opposite side of the air seal hole, wherein a plurality of vertical guide grooves are provided on the guide plate, wherein the vertical guide grooves include a collecting chamber at an upper end and a diversion port at a lower end, wherein the collecting chamber is connected to the diversion port through a flow channel.

2. A laser engraving camera assembly protection device according to claim 1, characterized in that: An annular slide rail is installed on the sleeve outside the UV mirror, a positioning slider is provided on the annular slide rail, and the air seal seat is installed on the positioning slider.

3. The laser engraving camera assembly protection device according to claim 1, characterized in that: The air sealing hole is fan-shaped, and the plurality of air sealing holes are evenly arranged at equal intervals.

4. The laser engraving camera assembly protection device according to claim 1, characterized in that: An annular water guide groove is arranged on the workbench at the bottom of the guide plate.

5. The laser engraving camera assembly protection device according to claim 1, characterized in that: The laser engraving camera component is a CCD industrial camera.

6. A laser engraving device, characterized in that: The laser engraving equipment comprises a workbench, on which is mounted the laser engraving camera assembly protection device as claimed in any one of claims 1 to 5.

7. The laser engraving device according to claim 6, characterized in that: The vertical slide rail is fixedly mounted on the laser engraving device, and the vertical slide rail is detachably connected to the sleeve via a clamping structure.

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