Laser scanning galvanometer shell

Abstract

The utility model discloses a laser scanning galvanometer shell, which comprises an upper shell and a lower shell, the upper shell and the lower shell are connected through a plurality of bolts, a circuit board mounting chamber is formed between the upper shell and the lower shell, an optical fiber access chamber and a lens mounting chamber are arranged in the lower shell, and an optical fiber insertion port and a galvanometer control interface are arranged at the rear end of the lower shell. The lower surface of the lower shell is provided with a lens installation opening, a lens is installed at the position of the lens installation opening, an optical fiber isolator is inserted into the optical fiber access chamber, and an optical fiber isolation baffle covers the position of the optical fiber insertion opening. According to the laser scanning galvanometer shell, the upper shell body and the lower shell body are integrally machined through aluminum alloy, the structural strength of the shell is higher, and the length of a galvanometer is reduced by half compared with that of a traditional assembled marking galvanometer head through the compact layout; a circuit is separated from a light path, so that the sealing effect in the shell is higher than that of a traditional galvanometer shell.

Description

TECHNICAL FIELD

[0001] The utility model belongs to laser scanning galvanometer technical field, concretely relates to laser scanning galvanometer casing. BACKGROUND

[0002] The existing traditional marking head is assembled by standard marking galvanometer and external protection casing. The existing galvanometer protection casing has the following shortcomings: 1. Large volume, poor dustproof and waterproof effect, in particular high dust environment, which can cause light path pollution; 2. In narrow space or motion mechanism and robot carrying galvanometer marking, it can cause too large volume and posture adjustment, fiber bending and other problems; 3. Ordinary galvanometer control cable is general standard DB25 pin connection line, poor flexibility, easy to break, and cannot be used in motion mechanism. UTILITARY MODEL

[0003] To solve the above technical problems, the design mainly integrates and installs the marking head parts by aluminum alloy integrated machining, optimizes the overall structure, reduces the volume, optimizes the control interface, and forms a laser scanning galvanometer casing with good dustproof effect and small volume.

[0004] In order to achieve the above technical purpose, the utility model adopts the technical scheme of laser scanning galvanometer casing, which comprises an upper casing and a lower casing, the upper casing and the lower casing are connected by a plurality of bolts, the upper casing and the lower casing form a circuit board mounting chamber, the lower casing is internally provided with a fiber access chamber and a lens mounting chamber, the fiber access chamber is communicated with the lens mounting chamber through a communication hole, the rear end of the lower casing is provided with a fiber insertion port and a galvanometer control interface, the fiber insertion port is communicated with the fiber access chamber, the galvanometer control interface is communicated with the circuit board mounting chamber, the lower surface of the lower casing is provided with a lens mounting port communicated with the lens mounting chamber, and a lens is mounted at the lens mounting port.

[0005] As a preferred technical scheme of the above, the front end of the lower casing is provided with a front mounting groove communicated with the lens mounting chamber, and the front mounting groove is covered with a galvanometer front cover plate.

[0006] As a preferred technical scheme of the above, the galvanometer front cover plate is connected with the lower casing by a plurality of screws.

[0007] As a preferred technical scheme of the above, the fiber isolator is connected with the lower casing by a plurality of screws, and the fiber isolation baffle is connected with the lower casing by a plurality of screws.

[0008] As a preferred technical scheme of the above, the galvanometer control interface is provided with a high flexibility cable.

[0009] Preferably, the upper shell and the lower shell are integrally formed by aluminum alloy.

[0010] The utility model discloses the beneficial effect is:

[0011] 1. The upper shell and the lower shell of aluminum alloy are integrally formed, so that the shell structure has higher strength, the circuit board mounting chamber for mounting the circuit board is located above the optical fiber access chamber for mounting the optical fiber, and the compact layout makes the mirror length of the galvanometer marking head be reduced by half compared with the traditional assembly;

[0012] 2. The circuit and the optical path are separated, so that the sealing effect of the shell interior is higher than that of the traditional galvanometer shell;

[0013] 3. The optical fiber isolator makes the optical fiber installation more convenient, and the shell does not need to be disassembled for quick assembly and disassembly, so that the sealing property of the circuit area is ensured;

[0014] 4. The galvanometer control interface can be connected with the robot high-flexible cable, and is suitable for various flexible marking and robot marking requirements. DRAWINGS

[0015] Fig. 1 is a structural schematic diagram of the utility model;

[0016] Fig. 2 is a cross-sectional structural schematic diagram of the utility model;

[0017] Fig. 3 is a cross-sectional structural schematic diagram of the utility model from another angle. DETAILED DESCRIPTION

[0018] The technical solutions of the utility model will be described below in combination with the drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0019] In the description of the utility model, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "link", "connection" should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication.For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0021] As Figs. 1-3 The utility model discloses a laser scanning galvanometer shell, including upper casing 1 and lower casing 2, the upper casing 1 and lower casing 2 are connected through a plurality of bolts, the upper casing 1 and lower casing 2 form circuit board mounting chamber 3 between, the lower casing 2 inside is equipped with optical fiber access chamber 4 and lens mounting chamber 5, the optical fiber access chamber 4 is communicated with lens mounting chamber 5 through communicating hole 6, the rear end of lower casing 2 is equipped with optical fiber insertion port 7 and galvanometer control interface 8, the optical fiber insertion port 7 is communicated with optical fiber access chamber 4, the galvanometer control interface 8 is communicated with circuit board mounting chamber 3, the lower surface of lower casing 2 is equipped with the lens mounting mouth 9 of communicating lens mounting chamber 5, the lens 10 is installed at lens mounting mouth 9, the circuit board mounting chamber 3 is communicated with lens mounting chamber 5 through connecting hole 11, the optical fiber access chamber 4 is inserted with optical fiber isolator 12, the optical fiber insertion port 7 is covered with optical fiber isolation baffle 13.The upper casing 1 and lower casing 2 form circuit board mounting chamber 3 between, and the optical fiber access chamber 4 and lens mounting chamber 5 are all located in the lower casing 2 interior, so that the internal structure of galvanometer is more compact, and the length of shell is reduced.Circuit board mounting chamber 3 and optical fiber access chamber 4, lens mounting chamber 5 are separately arranged, reduce the influence between each other, and the sealing effect is better.Optical fiber isolator 12 and optical fiber isolation baffle 13 reduce the possibility of dust entering the interior of shell, so that scanning galvanometer can be used in high dust environment.

[0022] Further, the front end of the lower casing 2 is provided with a front mounting groove 14 communicating with the lens mounting chamber 5, and the front mounting groove 14 is covered with a galvanometer front cover plate 15.

[0023] Further, the galvanometer front cover plate 15 is connected to the lower casing 2 by a plurality of screws.

[0024] Further, the optical fiber isolator 12 is connected to the lower casing 2 by a plurality of screws, and the optical fiber isolation baffle 13 is connected to the lower casing 2 by a plurality of screws.

[0025] Further, the galvanometer control interface 8 is provided with a high-flex cable. The galvanometer is connected to a robot through the high-flex cable, which is suitable for various flexible marking and robot marking requirements.

[0026] Further, the upper casing 1 and the lower casing 2 are integrally formed by aluminum alloy.

[0027] It is worth mentioning that the optical fiber isolator, lens and other technical features involved in the utility model patent application should be regarded as prior art, the specific structure, working principle and possible control mode, spatial arrangement mode of these technical features can be selected by using the conventional selection in the field, and should not be regarded as the invention point of the utility model patent, and the utility model patent will not be further expanded and described in detail.

[0028] The above describes the preferred embodiments of the utility model in detail, and it should be understood that those skilled in the art can make many modifications and changes without creative labor according to the concept of the utility model, therefore, all the technical solutions obtained by logical analysis, reasoning or limited experiments on the basis of the prior art according to the concept of the utility model by those skilled in the art should be within the protection scope determined by the claims.

Claims

1. A laser scanning galvanometer housing, characterized in that, The device includes an upper housing and a lower housing, which are connected by several bolts, forming a circuit board mounting chamber between them. The lower housing contains a fiber optic access chamber and a lens mounting chamber. The fiber optic access chamber is connected to the lens mounting chamber via a connecting hole. The rear end of the lower housing has a fiber optic insertion port and a galvanometer control interface. The fiber optic insertion port is connected to the fiber optic access chamber, and the galvanometer control interface is connected to the circuit board mounting chamber. The lower surface of the lower housing has a lens mounting port connected to the lens mounting chamber, where a lens is mounted. The circuit board mounting chamber is connected to the lens mounting chamber via a connecting hole. A fiber optic isolator is inserted into the fiber optic access chamber, and a fiber optic isolator baffle covers the fiber optic insertion port.

2. The laser scanning galvanometer housing as described in claim 1, characterized in that, The front end of the lower housing is provided with a front mounting groove that connects to the lens mounting chamber, and a galvanometer front cover plate is placed over the front mounting groove.

3. The laser scanning galvanometer housing as described in claim 2, characterized in that, The front cover of the galvanometer is connected to the lower housing by several screws.

4. The laser scanning galvanometer housing as described in claim 1, characterized in that, The fiber optic isolator is connected to the lower housing by several screws, and the fiber optic isolation baffle is connected to the lower housing by several screws.

5. The laser scanning galvanometer housing as described in claim 1, characterized in that, The galvanometer control interface is equipped with a highly flexible cable.

6. The laser scanning galvanometer housing as described in claim 1, characterized in that, The upper and lower shells are both integrally formed from aluminum alloy.

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