Automatic marking device

Abstract

The utility model provides an automatic marking device, which is suitable for the production and processing field of displays or similar displays with multi-angle and multi-direction marking requirements, and can automatically complete the marking work on the backboards and the peripheries of the displays. Specifically, two laser marking mechanisms are arranged in the device and located above and on the sides of a workpiece respectively, the workpiece is lifted by a liftable and rotatable supporting plate, and then under rotation cooperation of the supporting plate, marking work on the top face and the four side faces of the workpiece is completed through the two marking mechanisms. According to the automatic marking device, multi-angle and multi-direction marking work can be completed without being matched with a complex tool to turn over a workpiece, the two marking mechanisms are adopted, the requirement for the number of movable structures of a single laser marking mechanism can be effectively lowered, the stability during overall operation is indirectly improved, and the automation control difficulty is lowered.

Description

TECHNICAL FIELD

[0001] The utility model belongs to automatic laser marking equipment technical field, concretely relates to an automatic marking device. BACKGROUND

[0002] Laser marking is a kind of technology that permanent mark is made on the surface of object by laser beam, and laser marking is used in the production and processing of various industrial products.In order to improve the level of industrial automation and ensure the stability of marking quality, various types of automatic laser marking equipment have been developed.

[0003] Among them, for the display production and processing field, the display backboard and the four sides of the display need to be marked.And the existing automatic marking equipment is insufficient when dealing with such multi-angle and multi-directional marking work.Therefore, the current display manufacturers usually use two sets of laser marking equipment to complete the marking of the display backboard on one marking equipment, and then manually disassemble and transfer to another equipment to complete the marking of the remaining four sides.The production and processing process is very time-consuming and slows down the production speed. UTILITARY MODEL CONTENTS

[0004] In view of the deficiencies in the prior art, the utility model provides an automatic marking device to solve the problem of automatic marking of workpieces in multiple angles and multiple directions.

[0005] The utility model achieves the above technical purpose by the following technical means.

[0006] An automatic marking device comprises:

[0007] A first marking mechanism is movable above the workpiece and is used for marking the top surface of the workpiece;

[0008] A second marking mechanism is movable beside the workpiece and is used for marking the side surface of the workpiece;

[0009] A supporting plate is used for lifting and rotating the workpiece.

[0010] Further, a material inlet and outlet is arranged outside the device, and a material conveying guide rail is arranged inside the device, the material conveying guide rail is opposite to the material inlet and outlet, and is used for conveying the workpiece between the material inlet and outlet and the position of the supporting plate.

[0011] Further, the material conveying guide rail is in the form of double guide rails, and the supporting plate is located between the two guide rails of the material conveying guide rail, and can lift the workpiece or a tool loading platform carrying the workpiece from below.

[0012] Further, a push-pull mechanism is arranged on the material conveying guide rail and is used for moving the workpiece or the tool loading platform carrying the workpiece.

[0013] Further, the push-pull mechanism comprises:

[0014] A push-pull rod, which is provided with a hook structure;

[0015] A translation air cylinder, which drives the push-pull rod to translate along the material conveying guide rail;

[0016] A lifting air cylinder, which drives the push-pull rod to lift to connect the workpiece or the workpiece-carrying worktable.

[0017] Further, the surface of the supporting plate is provided with a latch to stabilize the workpiece or the workpiece-carrying worktable.

[0018] Further, the material conveying guide rail is provided with a clamping mechanism.

[0019] Further, the first marking mechanism has three active directions and can translate up and down, left and right, and forward and backward; and the second marking mechanism has two active directions and can translate forward and backward and left and right.

[0020] Further, the supporting plate is connected to the rotating table in a lifting manner and is driven to lift by a lifting motor; and the rotating table is rotatably connected to the base and is driven to rotate by a rotating motor.

[0021] Further, a plurality of lifting guide rods are arranged between the supporting plate and the rotating table.

[0022] The automatic marking device has the following beneficial effects:

[0023] (1) The automatic marking device can complete laser marking on the top surface and four side surfaces of the workpiece without the cooperation of complex workpiece flipping devices, and improves the automation capability for multi-angle and multi-direction marking requirements.

[0024] (2) The automatic marking device adopts two marking mechanisms, which can effectively reduce the requirement for the number of active structures of a single laser marking mechanism, indirectly improve the stability during overall operation, and reduce the difficulty of automatic control.

[0025] (3) The automatic marking device adjusts the angle position of the relative side marking mechanism by lifting the workpiece by the supporting plate and rotating the workpiece, which has a relatively small occupied space and is easy to integrate. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is an external view of the automatic marking device of the embodiment of the application;

[0027] Figure 2 It is an internal structure diagram of the automatic marking device of the embodiment of the application;

[0028] Figure 3A structure schematic view of a material conveying guide rail part in the embodiment of the present application;

[0029] Figure 4 A structure schematic view of a lifting platform part in the embodiment of the present application.

[0030] Reference signs:

[0031] 11 - material import and export; 12 - display panel; 13 - control panel; 2 - first marking mechanism;

[0032] 21 - first Z-direction rail; 22 - first X-direction rail; 23 - first Y-direction rail; 3 - second marking mechanism;

[0033] 31 - second X-direction rail; 32 - second Y-direction rail; 4 - tool loading platform; 41 - tool clamp;

[0034] 42 - display; 5 - material conveying guide rail; 51 - translation air cylinder; 52 - push-pull rod;

[0035] 53 - clamping mechanism; 54 - lifting air cylinder; 6 - supporting plate; 61 - rotating motor;

[0036] 62 - rotating column; 63 - lifting motor; 64 - lifting guide rod; 65 - rotating platform;

[0037] 66 - latch. DETAILED DESCRIPTION

[0038] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0039] The embodiment provides an automatic marking device, which is suitable for the production and processing field of display or the like with multi-angle and multi-direction marking requirements, and can automatically complete marking work on a display back plate and periphery.

[0040] Figure 1 The external view of the above-mentioned marking device is shown, and the whole is a closed structure. The material import and export 11, the display panel 12 and the control panel 13 are arranged outside the marking device; wherein the material import and export 11 is used for input and output of a workpiece to be marked.

[0041] As shown in Figure 2 The material conveying guide rail 5, the first marking mechanism 2 and the second marking mechanism 3 are arranged inside the marking device. Among them:

[0042] The material conveying guide rail 5 is opposite to the material inlet and outlet 11, and is used to transfer the workpiece between the preset working position in the marking device and the material inlet and outlet 11. In the embodiment, the workpiece is placed by the tool loading table 4. The material conveying guide rail 5 is in the form of double guide rails, and the guide rail surface is provided with rollers. The tool loading table 4 is matched with the material conveying guide rail 5, can be straddled between the two guide rails of the material conveying guide rail 5, and can slide along the guide rail.

[0043] The first marking mechanism 2 is movable above the workpiece, and is used to mark the top of the workpiece. The first marking mechanism 2 has three mutually perpendicular movement directions, and can move up and down, left and right, and forward and backward; specifically, the first marking mechanism 2 is movably connected to the first Z-direction rail 21, the first Z-direction rail 21 is movably connected to the first X-direction rail 22, and the first X-direction rail 22 is movably connected to the first Y-direction rail 23.

[0044] The second marking mechanism 3 is movable beside the workpiece, and is used to mark the side of the workpiece. The second marking mechanism 3 has two mutually perpendicular movement directions, and can move forward and backward and left and right; specifically, the second marking mechanism 3 is movably connected to the second X-direction rail 31, and the second X-direction rail 31 is movably connected to the second Y-direction rail 32.

[0045] The Z-direction is a vertical direction, the Y-direction is the direction of the material inlet and outlet 11, and the X-direction is a vertical direction of the Y-direction in the same horizontal plane.

[0046] In addition to the above-mentioned movement structure, the first marking mechanism 2 and the second marking mechanism 3 can also be provided with a rotating structure respectively, so as to realize the deflection ability of the laser head at a certain angle, and further expand the marking azimuth angle.

[0047] As shown in Figure 3 and Figure 4 , a plurality of tool clamps 41 are arranged on the tool loading table 4, so as to realize the placement of the display 42. The material conveying guide rail 5 is provided with a push-pull mechanism, which is used to push and pull the tool loading table 4 along the material conveying guide rail 5.

[0048] The push-pull mechanism includes a translation cylinder 51, a push-pull rod 52, and a lifting cylinder 54. The push-pull rod 52 is provided with a hook structure, which can hook the tool loading table 4. The lifting cylinder 54 is used to drive the push-pull rod 52 to lift, so that the hook structure is combined with or separated from the tool loading table 4. The translation cylinder 51 is used to drive the push-pull rod 52 to translate along the material conveying guide rail 5.

[0049] As shown in Figure 4As shown, a pallet 6 is provided between the two guide rails of the material conveying guide rail 5. A lifting mechanism and a rotating mechanism are provided below the pallet 6, which can drive the pallet 6 to lift and rotate in a horizontal position. After the loading platform 4 moves to the predetermined working position, the pallet 6 lifts the loading platform 4 from below, so that the workpiece reaches the working height of the second marking mechanism 3. Then, with the rotation of the pallet 6, the marking of the four sides of the workpiece is completed.

[0050] To ensure stable lifting, a pin 66 is provided on the surface of the pallet 6, and a matching insertion hole is provided at the bottom of the loading platform 4.

[0051] like Figure 3 As shown, the material conveying guide rail 5 is also equipped with a clamping mechanism 53, which also uses a cylinder as a power source to clamp the loading platform 4 after it moves to the predetermined working position, so as to ensure that the pin 66 on the pallet 6 can be smoothly inserted into the position and to prevent the loading platform 4 from shaking and deviating; the clamping mechanism 53 can be released after the pin 66 is inserted into the position.

[0052] In this embodiment, the lifting and rotating mechanisms of the pallet 6 are specifically configured as follows: the pallet 6 is vertically connected to the rotating platform 65 via two lifting guide rods 64, and the rotating platform 65 is equipped with a lifting motor 63 to drive the pallet 6 to lift. The rotating platform 65 is rotatably connected to the bottom base via a rotating column 62, and the bottom base is equipped with a corresponding rotating motor 61 to drive the rotating column 62 to rotate.

[0053] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0054] This utility model is not limited to the above-described embodiments. Any obvious improvements, substitutions or modifications that can be made by those skilled in the art without departing from the essential content of this utility model shall fall within the protection scope of this utility model.

Claims

1. An automatic marking device, characterized by: The utility model relates to a workpiece marking device, including: A first marking mechanism (2) is active above the workpiece and is used for marking the top surface of the workpiece; A second marking mechanism (3) is active on the side of the workpiece and is used for marking the side surface of the workpiece; A supporting plate (6) is used for lifting and rotating the workpiece.

2. The automatic marking device according to claim 1, characterized in that: The device is externally provided with a material inlet and outlet (11), and is internally provided with a material conveying guide rail (5) opposite the material inlet and outlet (11) and used for conveying the workpiece between the material inlet and outlet (11) and the position of the supporting plate (6).

3. The automatic marking device according to claim 2, characterized in that: The material conveying guide rail (5) is in the form of double guide rails, and the supporting plate (6) is located between the two guide rails of the material conveying guide rail (5) and can lift the workpiece or the tool loading platform (4) carrying the workpiece from below.

4. The automatic marking device of claim 2, wherein: The material conveying guide rail (5) is provided with a push-pull mechanism for moving the workpiece or the tool loading platform (4) carrying the workpiece.

5. The automatic marking device according to claim 4, characterized in that: The push-pull mechanism includes: A push-pull rod (52) is provided with a hook structure; A translation air cylinder (51) drives the push-pull rod (52) to translate along the material conveying guide rail (5); A lifting air cylinder (54) drives the push-pull rod (52) to lift to connect the workpiece or the tool loading platform (4) carrying the workpiece.

6. The automatic marking device of claim 2, wherein: The surface of the supporting plate (6) is provided with a latch (66) for stabilizing the workpiece or the tool loading platform (4) carrying the workpiece.

7. The automatic marking device according to claim 6, characterized in that: The material conveying guide rail (5) is provided with a clamping mechanism (53).

8. The automatic marking device of claim 1, wherein: The first marking mechanism (2) has three active directions and can translate up and down, left and right, and forward and backward; the second marking mechanism (3) has two active directions and can translate forward and backward, left and right.

9. The automatic marking device of claim 1, wherein: The supporting plate (6) is connected to a rotating table (65) in a lifting manner and is driven to lift by a lifting motor (63); the rotating table (65) is rotatably connected to the base and is driven to rotate by a rotating motor (61).

10. The automatic marking device according to claim 9, characterized in that: A plurality of lifting guide rods (64) are arranged between the supporting plate (6) and the rotating table (65).

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