Laser cutting workstation

Abstract

The utility model discloses a laser cutting workstation which comprises a base, the base is provided with a mechanical arm and a displacement assembly, the displacement assembly is used for displacing a displacement workbench, the displacement workbench is provided with a pneumatic chuck, the pneumatic chuck is used for clamping a workpiece, the end of the mechanical arm is provided with a cutting assembly, and the cutting assembly is used for cutting the workpiece. According to the laser cutting work station, the displacement assembly is additionally arranged, rotation displacement work of a workpiece can be rapidly achieved, complex cutting shapes and patterns can be achieved without large-amplitude position adjustment of the laser head, and the machining position and the welding speed are both ideal.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting technology, concretely is a kind of laser cutting workstation. BACKGROUND

[0002] Laser cutting is that high-power density laser beam is irradiated to workpiece surface, so that workpiece is rapidly melted, vaporized, ablated or reaches ignition point, simultaneously, high-speed airflow is blown away molten material with the same axis of beam, so as to realize cutting.Laser cutting machine concentrates laser on material, carries out local heating to material until melting point, then uses coaxial high-pressure gas or generated metal vapor pressure to blow away molten metal, forms cut joint along with the linear movement of beam and material relative.

[0003] The cutting mode of existing laser cutting equipment is generally that workpiece is clamped directly on displacement workbench, and cutting of workpiece is completed by moving laser head controlled by manipulator, but displacement workbench is fixedly arranged, cannot carry out rotation work to workpiece, so laser head needs to carry out rotation work, but laser head moves slowly, and angle of laser head needs to be finely adjusted in rotation process, which undoubtedly increases the operation burden of manipulator, leads to that processing position is not ideal, and welding speed is poor UTILITARIAN CONTENT

[0004] To solve the defects of the prior art, the utility model provides a kind of laser cutting workstation, additional displacement assembly can quickly realize the rotation displacement work of workpiece, so that laser head does not need to carry out large-scale position adjustment, to obtain ideal processing position and welding speed.

[0005] To realize the above technical purpose, the utility model adopts the following technical scheme: a kind of laser cutting workstation, including base, the base is equipped with manipulator and displacement assembly, the displacement assembly is used to change the position of displacement workbench, the displacement workbench is equipped with pneumatic chuck, the pneumatic chuck is used to clamp workpiece, the end of manipulator is equipped with cutting assembly, and the cutting assembly is used to cut workpiece.

[0006] Preferably, one side of the base is provided with a fixed workbench.

[0007] Preferably, the cutting assembly includes a bracket, the top end of the bracket is fixed with the manipulator, the bottom end of the bracket is provided with an avoidance unit, the avoidance unit drives the movement of a connecting plate, the connecting plate is located below the avoidance unit, and the bottom of the connecting plate is fixed with a laser head.

[0008] Preferably, the displacement assembly comprises a column shaft, a cantilever shaft and a displacement workbench, the column shaft is fixed to the base, the top of the column shaft is provided with a cantilever motor, the cantilever motor drives the rotation of the cantilever shaft, the cantilever shaft is horizontally arranged at the top of the column shaft, the cantilever shaft is provided with a displacement motor at one end relative to the column shaft, the output shaft of the displacement motor is coaxially arranged with the displacement workbench, the displacement workbench is located above the cantilever shaft, and the pneumatic chuck is coaxially arranged on the displacement workbench.

[0009] Preferably, a plurality of clamping jaws are uniformly arranged on the pneumatic chuck.

[0010] Preferably, the top of the column shaft is provided with a zero pointer, and the outer periphery of the cantilever shaft towards one end of the column shaft is provided with a zero scale.

[0011] Preferably, the cantilever shaft is provided with a plurality of drag chains towards one end of the column shaft, one end of the drag chain is fixed to the cantilever shaft, and the other end of the drag chain is fixed to the column shaft.

[0012] Preferably, the cantilever shaft is provided with a fixing frame, the fixing frame is provided with a carbon brush support, the carbon brush support is slidably connected with a carbon brush, the top of the carbon brush is attached to the bottom of the displacement workbench, and the carbon brush and the fixing frame are provided with a spring therebetween, and the two ends of the spring are fixed to the carbon brush and the fixing frame respectively.

[0013] Preferably, the cantilever shaft is provided with a fixing plate, one end of the fixing plate is fixed to the cantilever shaft, the other end of the fixing plate is provided with a fixing bolt, the outer periphery of the pneumatic chuck is uniformly provided with a threaded hole, and the fixing bolt is threadedly connected with the threaded hole.

[0014] Preferably, the base is provided with a wire tube.

[0015] In summary, the utility model achieves the following technical effects:

[0016] The laser cutting workstation of the utility model is additionally provided with a displacement assembly, can quickly realize the rotary displacement work of a workpiece, and can realize complex cutting shapes and patterns without large-scale position adjustment of a laser head, and the machining position and welding speed are relatively ideal. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a three-dimensional structure schematic view of the laser cutting workstation of the utility model;

[0018] Figure 2 is a structure schematic view of the cutting assembly of the laser cutting workstation of the utility model;

[0019] Figure 3 is a structure schematic view of the displacement assembly of the laser cutting workstation of the utility model;

[0020] Figure 4is a structural schematic view of a displacement workbench of the laser cutting work station of the utility model;

[0021] The description of the reference signs is as follows: 1, base; 2, fixed workbench; 3, mechanical hand; 4, cutting assembly; 41, support; 42, displacement avoiding unit; 43, connecting plate; 44, laser head; 5, wire pipe; 6, displacement assembly; 61, stand shaft; 62, cantilever shaft; 63, displacement workbench; 64, pneumatic chuck; 65, fixed plate; 66, carbon brush; 67, drag chain; 68, zero pointer; 69, claw. DETAILED DESCRIPTION

[0022] The utility model will be further explained in detail in combination with the drawings.

[0023] The specific embodiment is only the explanation of the utility model, and it is not the limitation of the utility model, and the person skilled in the art can make the modification without the creative contribution according to the need after reading the specification, but as long as it is in the right claim range of the utility model, it is protected by the patent law.

[0024] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms 'center', 'longitudinal', 'transverse', 'length', 'width', 'thickness', 'upper', 'lower', 'front','rear', 'left', 'right','vertical', 'horizontal', 'top', 'bottom', 'inner', 'outer', 'clockwise', 'counterclockwise', 'axial', 'radial', 'circumferential' are based on 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 cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as the limitation of the utility model.

[0025] In addition, the terms 'first','second' are only for the description purpose, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by 'first','second' can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of'multiple' is two or two or more, unless there is a clear specific limitation.

[0026] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0027] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.

[0028] Example 1:

[0029] like Figure 1 As shown, a laser cutting workstation includes a base 1, the base 1 is provided with a robot arm 3 and a displacement component 6, the displacement component 6 is used to change the position of a displacement worktable 63, the displacement worktable 63 is provided with a pneumatic chuck 64, the pneumatic chuck 64 is used to clamp the workpiece, and the end of the robot arm 3 is provided with a cutting component 4, the cutting component 4 is used to cut the workpiece.

[0030] The laser cutting workstation in this embodiment is equipped with a displacement component 6, which can quickly realize the rotation and repositioning of the workpiece. This allows the laser head 44 to achieve complex cutting shapes and patterns without large-scale position adjustments, and the processing position and welding speed are both ideal.

[0031] A fixed workbench 2 is provided on one side of the base 1; the fixed workbench 2 is also called a fixed cutting station. Some positioning fixtures are placed on the fixed workbench 2 to fix the workpiece to the fixed workbench 2 and to cut the workpiece that does not require rotation and repositioning operation.

[0032] like Figure 2 As shown, the cutting assembly 4 includes a bracket 41, the top of which is fixed to the robot arm 3, and a clearance unit 42 at the bottom of the bracket 41. The clearance unit 42 drives the connecting plate 43 to move. The connecting plate 43 is located below the clearance unit 42, and a laser head 44 is fixed at the bottom of the connecting plate 43. The clearance unit 42 is a linear module used to drive the connecting plate 43 to move to accommodate workpieces of different sizes.

[0033] As shown in Figures 3-4 , the displacement assembly 6 includes a column shaft 61, a cantilever shaft 62 and a displacement workbench 63, the column shaft 61 is fixed to the base 1, the top of the column is provided with a cantilever motor, the cantilever motor drives the cantilever shaft 62 to rotate, the cantilever shaft 62 is horizontally arranged at the top of the column shaft 61, the cantilever shaft 62 is provided with a displacement motor at one end relative to the column shaft 61, the output shaft of the displacement motor is coaxially arranged with the displacement workbench 63, the displacement workbench 63 is located above the cantilever shaft 62, and the pneumatic chuck 64 is coaxially arranged on the displacement workbench 63; the cantilever motor drives the cantilever shaft 62 to rotate, the displacement motor drives the displacement workbench 63 to rotate, and the rotation and displacement of the workpiece on the displacement workbench 63 are realized.

[0034] The pneumatic chuck 64 is uniformly provided with a plurality of clamping jaws 69.

[0035] The top of the column shaft 61 is provided with a zero pointer 68, and the outer periphery of the cantilever shaft 62 towards one end of the column shaft 61 is provided with a zero scale; the setting of the zero pointer 68 and the zero scale can facilitate the staff to confirm whether the cantilever shaft 62 is reset, and ensure the precision of the next cutting work.

[0036] The cantilever shaft 62 is provided with a plurality of drag chains 67 towards one end of the column shaft 61, one end of the drag chain 67 is fixed with the cantilever shaft 62, and the other end of the drag chain 67 is fixed with the column shaft 61.

[0037] The cantilever shaft 62 is provided with a fixing frame, the fixing frame is provided with a carbon brush support, the carbon brush support is slidably connected with a carbon brush 66, the top of the carbon brush 66 is attached to the bottom of the displacement workbench 63, and the carbon brush 66 and the fixing frame are provided with springs therebetween, and the two ends of the spring are fixed with the carbon brush 66 and the fixing frame respectively; the base 1 is provided with a wire tube 5, the wire tube 5 is provided with a communication line, a signal line, an optical fiber cable, a laser gun head water cooling pipeline and an auxiliary gas pipeline in communication with the laser head 44; the principle of laser wire cutting technology is that the high-energy laser beam is focused and irradiated on the workpiece, so that the material is rapidly melted, vaporized, ablated or reaches the ignition point, and at the same time, the high-speed airflow coaxial with the light beam blows away the molten material, so as to realize cutting.

[0038] The cantilever shaft 62 is provided with a fixing plate 65, one end of the fixing plate 65 is fixed to the cantilever shaft 62, the other end of the fixing plate is provided with a fixing bolt, the outer periphery of the pneumatic chuck 64 is uniformly provided with a threaded hole, and the fixing bolt is in threaded connection with the threaded hole; the setting of the fixing plate 65 can fix the pneumatic chuck 64, so as to prevent the product from following during the cutting of a single side, and ensure the cutting precision.

[0039] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form. Any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments are within the scope of the technical scheme of the present application.

Claims

1. A laser cutting station, characterized in that, The base is provided with a manipulator and a position changing assembly for changing the position of a position changing workbench provided with a pneumatic chuck for clamping a workpiece.

2. A laser cutting station according to claim 1, characterized in that, The base is provided with a fixed workbench.

3. A laser cutting station according to claim 1, characterized in that, The cutting assembly comprises a support fixed at the top end of the manipulator, and an avoiding unit provided at the bottom end of the support for driving the movement of a connecting plate.

4. A laser cutting station according to claim 1, characterized in that, The position changing assembly comprises a column shaft, a cantilever shaft and a position changing workbench.

5. A laser cutting station according to claim 1, wherein, The pneumatic chuck is coaxially provided on the position changing workbench.

6. A laser cutting station according to claim 4, wherein, The column shaft is provided with a zero pointer at the top end.

7. A laser cutting station according to claim 4, wherein, The cantilever shaft is provided with a zero scale at the outer periphery of the end facing the column shaft.

8. A laser cutting station according to claim 4, wherein, The cantilever shaft is provided with a plurality of drag chains at the end facing the column shaft.

9. A laser cutting station according to claim 4, wherein, The cantilever shaft is provided with a fixed frame.

10. A laser cutting station according to claim 1, characterized in that, The cantilever shaft is provided with a fixed plate. The base is provided with a wire tube.

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