TWI823184B - Laser cutting machine - Google Patents

Abstract

A laser cutting machine includes at least one frame, which is loaded with a working platform. The working platform is equipped with a cutting table, a first displacement device capable of X-axis displacement and a Y-axis displacement device. A second displacement device that can move in the Z-axis direction. The first displacement device is equipped with a fastening device. The fastening device is used to fix a hollow pipe. The second displacement device is equipped with a third device that can perform Z-axis displacement. Displacement device, the third displacement device is equipped with a cutting device corresponding to the top of the cutting table, and corresponding to the top of the cutting table, there is a waterway system next to the frame, and the waterway system has a There is a water inlet pipe at the end of the hollow pipe fitting. When the hollow pipe fitting is cut by the cutting device, liquid can pass through the water inlet pipe to flush out the slag generated during cutting from the inside of the pipe.

Description

Laser cutting machine

The invention relates to a laser cutting machine, which is used for cutting and processing of tubular objects. In particular, through the water channel design, the slag generated during processing can be effectively flushed out to improve efficiency.

Scientific and technological progress has rapidly driven industrial development, and has developed many different technological processing modes. Among them, efficient and relatively safe laser cutting technology can cut very delicate and small objects, so it has also become a very important processing technology. important part.

During the cutting process of objects, especially when processing tubular objects, the slag generated instantaneously at high temperatures will stick to the inside of the tube. Therefore, it is very easy for the slag to get trapped inside the hollow part of the tubular object, and it must be removed through physical means afterwards. Not only It is difficult to remove, and it is more likely to affect the yield of processed products.

Therefore, a waterway system is designed, which can be used to flush water from the inside of the tubular object to avoid slag stuck during processing. This is the solution for the laser cutting machine of the present invention.

The laser cutting machine of the present invention at least includes a frame, which is used to load a main machine and a working platform. A cutting table is installed on the working platform; a first displacement device is installed on the working platform. A first axial displacement is performed on the platform; a fastening device is installed on the first displacement device, The fastening device has a waterproof direct-drive motor. The direct-drive motor is electrically connected to the host, and a chuck is connected to the direct-drive motor toward the first axial direction. The chuck is used to clamp a to-be-used For cutting hollow pipe fittings, the chuck is equipped with a movable sleeve, the direct drive motor and the chuck are provided with a connected through hole, and the end of the through hole close to the direct drive motor is set as an inlet end. One end of the through hole close to the chuck is set as an outlet end; a second displacement device is installed on the working platform to perform a second axial displacement; a third displacement device is installed on The second displacement device is capable of performing a third axial displacement; a cutting device is installed on the third displacement device and corresponds to the top of the cutting table; and a waterway system is located next to the frame. , the waterway system has a water collection tank. The water collection tank is equipped with a filter material and a liquid pumping device. The liquid pumping device is connected to a water inlet pipe. The water inlet pipe is sleeved at the end of the hollow pipe fitting. When the hollow pipe fitting When the cutting device performs cutting operations, the liquid pumping device will extract the liquid in the water collection tank and send it into the hollow pipe fitting to facilitate flushing out the cutting slag from the pipe.

In a preferred embodiment, the first displacement device has a first slide rail, a first slide seat is installed on the first slide rail, and a first displacement motor and a first slide seat are respectively installed on the first slide rail. The first displacement base is used to install the direct drive motor. The first displacement motor is electrically connected to the main machine. The first slide rail is disposed toward the first axial direction and in the first Two predetermined positions on the slide rail are respectively provided with a first limit sensor.

In a preferred embodiment, the chuck is pneumatic, and an air outlet and an air inlet are installed on the movable sleeve. The air outlet and the air inlet control the opening and closing of the chuck through the air inlet and outlet. .

In a preferred embodiment, the second displacement device has a second slide rail, a second slide base is installed on the second slide rail, and a second displacement motor and a second slide base are respectively installed on the second slide rail. The second displacement base, the second displacement motor is electrically connected to the main machine, the second slide rail is disposed toward the second axial direction, and a second limit is provided at two predetermined positions on the second slide rail. sensor, the third displacement device The device has a third displacement motor, the third displacement motor is used to drive a third displacement base, the third displacement motor is electrically connected to the main machine, the third displacement base is disposed toward the third axial direction, and in the A third limit sensor is provided at two predetermined positions next to the third displacement base, and the third displacement base is used to install the cutting device.

In a preferred embodiment, one or more drain holes are provided on the working platform, and each drain hole corresponds to a position below or around the lower part of the cutting device, and a drain hole is provided below each drain hole. The sewage tank has a sewage outlet with a lower horizontal position, and the sewage outlet is located above the filter material.

In a preferred embodiment, the liquid pumping device is connected to a plurality of the water inlet pipes through a switching valve.

In a preferred embodiment, the working platform is equipped with a support frame corresponding to the inlet end. When the hollow pipe is being cut, the final section of the hollow pipe is placed on the support frame.

In a preferred embodiment, a plurality of shock absorbers are evenly installed between the working platform and the frame.

In a preferred embodiment, a receiving clamp is installed on one side of the cutting table, and the receiving clamp is used to clamp the hollow pipe after the cutting is completed.

In a preferred embodiment, a leveler is fixed on the working platform corresponding to one side of the fastening device.

1: Frame

11:Host

12:Working platform

121:Cutting table

122: Drainage hole

13: Sewage tank

131: Sewage outlet

14: Support frame

15:Shock absorber

16: Undertake fixtures

17: Leveler

2: The first shifting device

21:First slide rail

22:First slide

23: The first displacement motor

24:The first shifting seat

25: First limit sensor

3: Fastening device

31:Direct drive motor

32:Collet

33: Movable casing

331: Outlet end

332:Inlet end

34:Through hole

341: Entrance port

342:Export end

4: Second displacement device

41:Second slide rail

42:Second slide

43: Second displacement motor

44: Second displacement base

45: Second limit sensor

5: The third displacement device

51:Third displacement motor

52:Third displacement base

53:Third limit sensor

6: Cutting device

7: Waterway system

71:Water collection tank

711:Filter material

72: Liquid extraction device

73:Inlet pipe

74:Switching valve

8: Hollow pipe fittings

[Figure 1] is a schematic three-dimensional view of the structure of the laser cutting machine of the present invention.

[Figure 2] is a schematic three-dimensional view of the structure of the laser cutting machine of the present invention from another perspective.

[Figure 3] is a partial cross-sectional schematic diagram of the structure of the first displacement device of the laser cutting machine of the present invention.

[Figure 4] is a partial perspective view of the structure of the first displacement device of the laser cutting machine of the present invention.

[Figure 5] is a partial cross-sectional schematic diagram of the structure of the second displacement device of the laser cutting machine of the present invention.

[Figure 6] is a partial perspective view of the structure of the second displacement device of the laser cutting machine of the present invention.

[Figure 7] is a partial perspective view of the structure of the third displacement device of the laser cutting machine of the present invention.

[Figure 8] is a schematic diagram of the laser cutting machine of the present invention.

[Figure 9] is a schematic diagram of the liquid flushing of the laser cutting machine of the present invention.

[Figure 10] is a partial perspective view of the clamp structure of the laser cutting machine of the present invention.

[Figure 11] is a partial plan view of the leveler of the laser cutting machine of the present invention.

The terms "fixed", "connected", "coupled", "installed", "set" or "device" disclosed in the description of the structure combination relationship generally refer to multiple structures in It will not easily separate or fall off after being combined. It can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, it can be an electrical connection, it can be a direct physical connection. , or it can also be connected indirectly through an intermediate medium, which can be an internal connection between two components, such as using threads, latches, fasteners, nails, adhesives or high-frequency combinations, and the "set" among them One structure is combined outside another structure.

Taking Figure 8 of the drawing as an example, the "X-axis" used to describe the displacement direction disclosed in the specification of the present invention is the left-right direction in the figure, the "Y-axis" is the front-rear direction in the figure, and the "Z-axis" It is It is the up and down direction in the figure, which is to describe the characteristics of the present invention more accurately. The direction of the actual product structure will change with the placement angle or the corresponding relationship between the user's position, and it cannot therefore limit the scope of the invention to be equally covered. Scope.

Other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of the preferred embodiments with reference to the drawings.

Please refer to Figures 1 and 2. As shown in the figures, the laser cutting machine of the present invention at least includes a body 1, a first displacement device 2, a fastening device 3, a second displacement device 4, and a third Displacement device 5, a cutting device 6 and a waterway system 7. The frame 1 is loaded with a main machine 11 and a working platform 12. The working platform 12 is equipped with the first displacement device 2, the second displacement device 4 and A cutting table 121, and the fastening device 3 is installed on the first displacement device 2, the third displacement device 5 is installed on the second displacement device 4, and the cutting device 6 is installed on On the third displacement device 5 , the waterway system 7 is located next to the frame 1 .

A. Structural part of displacement control:

Please refer to Figures 3 and 4. The first displacement device 2 has a first slide rail 21. A first slide base 22 is installed on the first slide rail 21. A first slide base 22 is installed on the first slide base 22. A displacement motor 23 and a first displacement base 24. The first displacement motor 23 is electrically connected to the host 11. The first slide rail 21 is disposed toward the X-axis direction, and the two first slide rails 21 are A first limit sensor 25 is respectively provided at the predetermined position; after the first displacement motor 23 is started, it can drive the first slide 22 to move in the X-axis direction on the first slide rail 21, and can reach the The positions of the two first limit sensors 25 are stopped to limit the movable range of the first slide 22 to be between the two first limit sensors 25 .

Please refer to Figures 3 and 4. The fastening device 3 has a direct drive motor 31 (commonly known as a DD motor). ), the direct drive motor 31 is electrically connected to the host 11. The direct drive motor 31 is installed on the first displacement base 24, and a chuck 32 is connected to the direct drive motor 31 toward the X-axis direction. , the chuck 32 is provided with a movable sleeve 33, the direct drive motor 31 and the chuck 32 are provided with a communicating through hole 34, and one end of the through hole 34 close to the direct drive motor 31 is set as An inlet end 341, the end of the through hole 34 close to the chuck 32 is set as an outlet end 342; the direct drive motor 31 is provided with a waterproof layer on the outside; the chuck 32 is pneumatic, and the movable sleeve is 33 is equipped with an air outlet end 331 and an air inlet end 332. The air outlet end 331 and the air inlet end 332 control the opening and closing of the chuck 32 through the air inlet and outlet, and a hollow pipe 8 to be cut can be placed from the inlet end 341. Into and out of the outlet end 342 , the clamp 32 clamps the hollow pipe 8 at the outlet end 342 .

Please refer to Figures 5 to 7. The second displacement device 4 has a second slide rail 41. A second slide base 42 is installed on the second slide rail 41. A second slide base 42 is installed on the second slide base 42. Two displacement motors 43 and a second displacement base 44. The second displacement motor 43 is electrically connected to the host 11. The second slide rail 41 is arranged toward the Y-axis direction, and the two slide rails 41 on the second slide rail 41 are A second limit sensor 45 is respectively provided at the predetermined position. The third displacement device 5 has a third displacement motor 51. The third displacement motor 51 is used to drive a third displacement base 52. The third displacement motor 51 Electrically connected to the host 11, the third displacement base 52 is disposed toward the Z-axis direction, and a third limit sensor 53 is disposed at two predetermined positions next to the third displacement base 52. The cutting device 6 is installed on the base 52, and the cutting device 6 is corresponding to the top of the cutting table 121; after the second displacement motor 43 is started, it can drive the second sliding seat 42 to move Y on the second slide rail 41. The movement in the axial direction can be stopped when reaching the positions of the two second limit sensors 45, so as to limit the range of movement of the second slide base 42 to the position of the two second limit sensors 45. between; After the third displacement motor 51 is started, it can drive the third displacement base 52 to move in the Z-axis direction, and can stop when it reaches the positions of the two third limit sensors 53 to limit the second position. The movable range of the sliding seat 42 can be between the two third limit sensors 53 .

Please refer to Figures 8 and 9 for the laser cutting machine of the present invention. When performing laser cutting, the chuck 32 clamps the hollow pipe 8, and the cutting device 6 can be controlled to be positioned at the outlet end 342 of the laser cutting machine. The hollow pipe 8 is cut. The cutting action is performed through the first displacement device 2 for displacement in the X-axis direction, and the direct drive motor 31 of the fastening device 3 is rotated to perform center processing, and through the second displacement device 4 To perform Y-axis displacement, the third displacement device 5 is used to perform Z-axis displacement to facilitate vertical processing. The direction and amount of displacement can be controlled through the host computer 11 to automatically set and operate.

B. Structural part of waterway control:

Please refer to Figures 2 and 8. The water system 7 has a water collection tank 71. The water collection tank 71 is equipped with a filter material 711 and a liquid pumping device 72. The liquid pumping device 72 is connected to a water inlet pipe 73. The water pipe 73 is connected to the end of the hollow pipe fitting 8; when the hollow pipe fitting 8 is fixed to the fastening device 3, the liquid pumping device 72 will extract the liquid in the water collection tank 71 and send it into the hollow pipe fitting 8 , to facilitate flushing out the cutting slag and cooling the temperature during the cutting operation; one or more drain holes 122 are provided on the working platform 12, and each drain hole 122 is corresponding to the cutting device. 6 below or around the lower part, a drainage channel 13 is provided below each drainage hole 122. The drainage channel 13 also has a lower horizontal drainage outlet 131. The drainage outlet 131 is located on the filter material. 711 above, therefore, the flushed liquid and cut slag will be discharged through the sewage outlet 131, and the slag will be filtered on the filter material 711, and the liquid can be recovered into the water collection tank 71; The liquid device 72 can be connected to a plurality of water inlet pipes 73 through a switching valve 74. The valve 74 can switch the water inlet pipe 73 for delivering liquid. A plurality of the water inlet pipes 73 can be connected to a plurality of the hollow pipe fittings 8 at the same time. Therefore, when the previous hollow pipe fitting 8 is cut, the next one can be cut in advance. The hollow pipe 8 is connected to the water inlet pipe 73 to complete the preparation work in advance and improve the work efficiency; in this embodiment, the liquid pumping device 72 for pumping liquid can use a pumping motor or an air pressure device; used for flushing the slag For liquids, you can use water, oil or detergent.

C. Auxiliary structural parts for cutting operations:

Please refer to Figures 1 and 8. The working platform 12 is equipped with a support frame 14. The support frame 14 corresponds to the inlet end 341. When the hollow pipe fitting 8 is cut, the final section of the hollow pipe fitting 8 can be reliably placed on it. On the support frame 14; please refer to Figure 8, a plurality of shock absorbers 15 are evenly installed between the working platform 12 and the frame body 1 to provide a buffering effect and make the cutting operation more stable; please refer to As shown in Figure 10, a receiving fixture 16 is installed on one side of the cutting table 121. The receiving fixture 16 is used to clamp the hollow pipe 8 after the cutting is completed, so that when the fastening device 3 is displaced away from the cutting device 6, it can Keep the hollow pipe 8 in the cutting position without moving away from the fastening device 3, so as to facilitate picking up and continuing the next cutting operation; please refer to Figure 11, the working platform 12 corresponds to the fastening position. A leveler 17 is fixed on one side of the fixing device 3. This leveler 17 can lock the position when used for the first time. It is used to calibrate the X-axis direction and the Y-axis direction of the chuck 32 and the cutting device 6 in the future. datum in the Z-axis direction.

The above embodiment disclosures are only some of the preferred embodiments of the present invention. However, they are not intended to limit the present invention. Anyone who is familiar with this technical field and has ordinary knowledge will understand the foregoing technical features and embodiments of the present invention. And equal changes or modifications made without departing from the spirit and scope of the present invention will still fall within the scope of the present invention, and the scope of patent protection of the present invention shall be determined by the appended documents attached to this specification. Whichever is defined in the request shall prevail.

1: Frame

11:Host

12:Working platform

121:Cutting table

122: Drainage hole

14: Support frame

17: Leveler

2: The first shifting device

3: Fastening device

4: Second displacement device

5: The third displacement device

6: Cutting device

Claims (9)

A laser cutting machine at least includes: a body for loading a main machine and a working platform, a cutting table is installed on the working platform; a first displacement device is installed on the working platform to make A first axial displacement; a fastening device installed on the first displacement device, the fastening device has a waterproof direct drive motor, the direct drive motor is electrically connected to the host, and the direct drive A chuck is connected to the motor toward the first axial direction. The chuck is used to clamp a hollow pipe fitting to be cut. The chuck is covered with a movable sleeve. The direct drive motor is parallel to the chuck. There is a connected through hole, the end of the through hole close to the direct drive motor is set as an inlet end, the end of the through hole close to the chuck is set as an outlet end; a second displacement device is installed on The working platform can perform a second axial displacement. The second displacement device has a second slide rail. A second slide seat is installed on the second slide rail. A second slide seat is installed on the second slide seat. The second displacement motor and a second displacement base are electrically connected to the main machine. The second slide rail is disposed toward the second axial direction and is located at two predetermined positions on the second slide rail. A second limit sensor is provided; a third displacement device is installed on the second displacement device to perform a third axial displacement; the third displacement device has a third displacement motor; The three displacement motor is used to drive a third displacement base. The third displacement motor is electrically connected to the main machine. The third displacement base is disposed toward the third axial direction and at two predetermined positions next to the third displacement base. A third limit sensor is respectively provided; a cutting device is installed on the third displacement base and corresponds to the top of the cutting table; and a waterway system is located next to the frame, and the waterway system has A water collecting tank is equipped with a filter material and a liquid suction device. The liquid suction device is connected to a water inlet pipe. The water inlet pipe is sleeved at the end of the hollow pipe fitting. When the hollow pipe fitting is cut by the cutting device, During the cutting operation, the liquid pumping device will extract the liquid in the water collection tank and send it into the hollow pipe fitting to facilitate flushing out the cutting slag from the pipe. The laser cutting machine of claim 1, wherein the first displacement device has a first slide rail, a first slide seat is mounted on the first slide rail, and a first displacement seat is respectively mounted on the first slide seat. The motor and a first displacement base are used to install the direct drive motor. The first displacement motor is electrically connected to the main machine. The first slide rail is disposed toward the first axial direction and in Two predetermined positions on the first slide rail are respectively provided with a first limit sensor. For example, the laser cutting machine of claim 1, wherein the chuck is pneumatic, and an air outlet and an air inlet are installed on the movable sleeve. The air outlet and the air inlet control the clamp through the air inlet and outlet. The opening and closing of the head. For example, the laser cutting machine of claim 1, wherein one or more drain holes are provided on the working platform, each drain hole corresponds to a position below or around the cutting device, and below each drain hole A sewage drain tank is also provided. The sewage drain tank has a lower horizontal sewage outlet, and the sewage outlet is located above the filter material. Such as the laser cutting machine of claim 1, wherein the liquid pumping device is connected to a plurality of the water inlet pipes through a switching valve. For example, the laser cutting machine of claim 1, wherein the working platform is equipped with a support frame, the support frame corresponds to the inlet end, when the hollow pipe fitting is cut, the final section of the hollow pipe fitting is placed against the support on the shelf. For example, the laser cutting machine of claim 1, wherein a plurality of shock absorbers are evenly installed between the working platform and the frame. For example, in the laser cutting machine of claim 1, a receiving clamp is installed on one side of the cutting table, and the receiving clamp is used to clamp the hollow pipe after the cutting is completed. Such as the laser cutting machine of claim 1, wherein a leveler is fixed on the working platform corresponding to the side of the fastening device.

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