Laser cutting head for laser processing equipment

Abstract

The invention discloses a laser cutting head for laser processing equipment, which comprises a frame body, the frame body is connected with a processing part for the cutting processing of the laser cutting head, and the processing part comprises an adjusting part which is arranged on the upper side of the frame body and is used for adjusting the height and the horizontal position of the laser cutting head; and the laser cutting part is installed on the adjusting part and used for laser cutting, the laser cutting part comprises a moving seat connected with the adjusting part, and a motor is vertically arranged on the left side of the top of the moving seat. According to the laser cutting head for the laser processing equipment, a frame body, an air cylinder assembly, a connecting frame and an electric sliding rail are matched with one another, the height and the horizontal position of a laser cutting piece are adjusted, a motor, a gear assembly, a rotating base and a rotating air cylinder are matched with one another, and the angle and the direction of a laser cutting head body are adjusted; and the laser emitting end of the laser cutting head body is aligned with the to-be-cut part.

Description

Technical Field

[0001] The invention relates to the technical field of laser processing equipment, and in particular to a laser cutting head used for laser processing equipment. Background Art

[0002] During the use of laser processing equipment, a corresponding laser cutting head is required. The laser cutting head for laser processing equipment with reference to publication number CN102649195B includes a mounting block, a linear guide, a slider, a focusing tube fixing plate, a focusing tube, a focal length sensor, a motor fixing plate, a linear motor and a mirror seat. The linear guide is vertically fixed on the mounting block, and can realize automatic focusing and defocusing. It has a simple structure and low cost. As described in the above patent, when the laser cutting head for laser processing equipment is used, the relative position of the laser cutting head and the part to be cut is adjusted by horizontal adjustment and vertical adjustment. However, in this method, the angle and cutting direction of the laser cutting head are difficult to adjust, and thus the adaptability to some parts that need to be cut at corresponding angles is poor, which affects the cutting accuracy, and the treatment effect of the exhaust gas generated by the cutting is poor, causing safety hazards. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a laser cutting head for laser processing equipment, which solves the problems that the angle and direction of the device are difficult to adjust accordingly as required, affecting the adaptability and cutting accuracy of the device.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A laser cutting head for laser processing equipment includes a frame, the frame is connected to a processing element for cutting processing by the laser cutting head, and the processing element includes: An adjustment member, installed on the upper side of the frame, is used to adjust the height and horizontal position of the laser cutting head; A laser cutting component is installed on the adjusting component for laser cutting, the laser cutting component comprises a moving seat connected to the adjusting component, a motor is vertically arranged on the left side of the top of the moving seat, a gear assembly driven by the motor is installed in the moving seat, a driven gear in the gear assembly is coaxially fixedly connected to a rotating seat rotatably connected to the moving seat, rotating cylinders are horizontally installed on both sides of the bottom of the rotating seat, a laser cutting head body adjusted by the rotating cylinder is rotatably connected to the bottom of the rotating seat, and a filter is arranged on the left side of the bottom of the moving seat; The exhaust component is installed on the left side of the frame and connected to the movable seat for cutting waste gas treatment, and the exhaust end of the exhaust component is close to the left side of the filter element.

[0005] Preferably, the adjusting member comprises an array of cylinder assemblies vertically mounted on the upper edge of the frame, the bottom extended ends of the array of cylinder assemblies are all mounted with connecting frames, and the connecting frames are horizontally mounted with electric slide rails slidably connected to the moving seat.

[0006] Preferably, arrays of mounting screw holes are vertically penetrated at the lower ends of both sides of the frame, the output end of the motor is coaxially fixedly connected with the driving gear in the gear assembly, and the driving gear and the driven gear in the gear assembly are meshed with each other.

[0007] Preferably, the movable seat is provided with a movable groove near the end of the gear assembly, the motor is a servo motor, and the number of teeth on the driving gear in the gear assembly is less than the number of teeth on the driven gear.

[0008] Preferably, the filter element comprises a rotating shaft coaxially fixedly connected to the bottom of the driving gear in the gear assembly, a filter plate rotatably connected to the movable seat is coaxially fixedly connected to the bottom of the rotating shaft, and a scraper fitted to the bottom of the filter plate is installed at the lower end of the movable seat.

[0009] Preferably, a plurality of filter holes are vertically provided in the filter plate, a ventilation groove is vertically provided in the movable seat near the filter plate side, and the filter plate is a circular plate and a convex ring is provided on the edge thereof for rotationally connecting with the movable seat.

[0010] Preferably, the vacuum component includes a vacuum pump installed on the top left side of the frame, the vacuum end of the vacuum pump is equipped with a conduit fixedly connected to the movable seat, the vacuum end of the conduit is located on the left side of the filter element, and the exhaust end of the vacuum pump is equipped with a recovery tank for absorbing cutting waste gas.

[0011] Preferably, the conduit is a corrugated tube, an array of activated carbon nets is installed inside the recovery tank, and the vacuum pump is electrically connected to an external controller.

[0012] Beneficial Effects The present invention provides a laser cutting head for laser processing equipment. Compared with the prior art, it has the following beneficial effects: (1) The laser cutting head for laser processing equipment is provided with an adjusting part and a laser cutting part in the device, so that the frame, cylinder assembly, connecting frame and electric slide rail cooperate with each other to adjust the height and horizontal position of the laser cutting part, and the motor, gear assembly, rotating seat and rotating cylinder cooperate with each other to adjust the angle and direction of the laser cutting head body, so that the laser emitting end of the laser cutting head body is aligned with the part to be cut, so that the user can accurately adjust the position of the laser cutting head according to the corresponding size of the part to be cut, thereby improving the cutting accuracy.

[0013] (2) The laser cutting head used in laser processing equipment has a filter element arranged in the device. When the exhaust element extracts and filters the waste gas generated by cutting at the bottom of the laser cutting head body through the filter element, the filter plate filters the solid impurities in the gas. When the gear assembly is in operation, the inner driving gear drives the filter plate to rotate, and the scraper scrapes the bottom of the filter plate to prevent clogging, thereby avoiding clogging of the exhaust end due to the suction of large particles of solid impurities in the subsequent waste gas treatment process.

[0014] (3) The laser cutting head used in laser processing equipment has an exhaust component arranged in the device. During the cutting process, the exhaust pump exhausts air around the laser cutting head body through the conduit, ventilation groove, and filter plate. The exhaust gas is injected into the recovery tank through the conduit and the exhaust pump. The activated carbon net in the recovery tank absorbs the odor of the exhaust gas, thereby reducing the pollution and safety hazards caused by the direct escape of the cutting exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a right side perspective view of the present invention; Figure 2 is an enlarged view of the adjusting member of the present invention; Figure 3 It is a partial cross-sectional enlarged view of the laser cutting part of the present invention; Figure 4 It is a partial cross-sectional enlarged view of the filter element of the present invention; Figure 5 is an enlarged view of the air extraction member of the present invention; Figure 6 It is a left-side stereogram of the present invention.

[0016] In the figure: 1. frame; 2. adjusting part; 21. cylinder assembly; 22. connecting frame; 23. electric slide rail; 3. laser cutting part; 31. moving seat; 32. motor; 33. gear assembly; 34. rotating seat; 35. rotating cylinder; 36. laser cutting head body; 37. filter element; 371. rotating shaft; 372. filter plate; 373. scraper; 4. vacuum element; 41. vacuum pump; 42. conduit; 43. recovery tank. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figure 1-6 , the present invention provides the following three technical solutions: The first embodiment: A laser cutting head for laser processing equipment comprises a frame 1, the frame 1 is connected with a processing part for cutting processing by the laser cutting head, the processing part comprises: an adjusting part 2, mounted on the upper side of the frame 1 for adjusting the height and horizontal position of the laser cutting head; a laser cutting part 3, mounted on the adjusting part 2 for laser cutting, the laser cutting part 3 comprises a moving seat 31 connected to the adjusting part 2, a motor 32 is vertically arranged on the left side of the top of the moving seat 31, a gear assembly 33 driven by the motor 32 is installed in the moving seat 31, a driven gear in the gear assembly 33 is coaxially fixedly connected with a rotating seat 34 rotatably connected with the moving seat 31, rotating cylinders 35 are horizontally installed on both sides of the bottom of the rotating seat 34, a laser cutting head body 36 adjusted by the rotating cylinder 35 is rotatably connected to the bottom of the rotating seat 34, and a filter 37 is arranged on the left side of the bottom of the moving seat 31; The suction member 4 is installed on the left side of the frame 1 and connected to the movable seat 31 for cutting waste gas treatment. The suction end of the suction member 4 is close to the left side of the filter 37; the adjustment member 2 includes an array cylinder assembly 21 vertically installed on the upper edge of the frame 1, and the bottom extension end of the array cylinder assembly 21 is installed with a connecting frame 22, and the connecting frame 22 is horizontally installed with an electric slide rail 23 slidably connected to the movable seat 31; the lower ends of both sides of the frame 1 are vertically penetrated with array mounting screw holes, and the output end of the motor 32 is coaxially fixedly connected with the driving gear in the gear assembly 33, and the driving gear in the gear assembly 33, from The movable gears mesh with each other; the movable seat 31 is provided with a movable groove near the end of the gear assembly 33, the motor 32 is a servo motor, and the number of teeth of the active gear in the gear assembly 33 is less than the number of teeth of the driven gear; the frame 1, the cylinder assembly 21, the connecting frame 22, and the electric slide rail 23 cooperate with each other to adjust the height and horizontal position of the laser cutting part 3, and then the motor 32, the gear assembly 33, the rotating seat 34, and the rotating cylinder 35 cooperate with each other to adjust the angle and direction of the laser cutting head body 36, so that the laser emitting end of the laser cutting head body 36 is aligned with the part to be cut; The second implementation mode is mainly different from the first implementation mode in that: The filter element 37 includes a rotating shaft 371 coaxially fixedly connected to the bottom of the driving gear in the gear assembly 33, a filter plate 372 coaxially fixedly connected to the bottom of the rotating shaft 371 and rotatably connected to the movable seat 31, and a scraper 373 affixed to the bottom of the filter plate 372 is installed at the lower end of the movable seat 31; A plurality of filter holes are vertically provided in the filter plate 372, and a ventilation groove is vertically provided in the movable seat 31 near the filter plate 372. The filter plate 372 is a circular plate and a convex ring is provided on the edge thereof to be rotatably connected with the movable seat 31. When the exhaust member 4 extracts and filters the waste gas generated by cutting at the bottom of the laser cutting head body 36 through the filter member 37, the filter plate 372 filters the solid impurities in the gas. When the gear assembly 33 is in operation, the inner driving gear drives the filter plate 372 to rotate, and the scraper 373 scrapes the bottom of the filter plate 372 to prevent clogging. The third implementation mode is mainly different from the second implementation mode in that: The suction member 4 includes a suction pump 41 installed on the left side of the top of the frame 1, a conduit 42 fixedly connected to the movable seat 31 is installed at the suction end of the suction pump 41, the suction end of the conduit 42 is located on the left side of the filter element 37, and a recovery tank 43 for absorbing cutting waste gas is installed at the exhaust end of the suction pump 41; The conduit 42 is a corrugated tube and the exhaust end is connected to the connecting groove. An array of activated carbon nets are installed on the inside of the recovery tank 43. The exhaust pump 41 is electrically connected to the external controller. During the cutting process, the exhaust pump 41 exhausts air around the laser cutting head body 36 through the conduit 42, the ventilation groove, and the filter plate 372. The exhaust gas is injected into the recovery tank 43 through the conduit 42 and the exhaust pump 41. The activated carbon net in the recovery tank 43 adsorbs the odor of the exhaust gas.

[0019] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0020] When in use, the user connects the laser cutting head body 36 with the wires and ventilation pipe of the external controller. When the external material to be cut passes the lower side of the laser cutting piece 3, the cylinder assembly 21 is used to adjust the height of the connection frame 22, the electric slide rail 23, and the laser cutting piece 3, and then the electric slide rail 23 is used to adjust the horizontal position of the laser cutting piece 3, so that the laser cutting piece 3 is located at a suitable position on the upper side of the material to be cut. The angle of the laser cutting head body 36 is adjusted by the rotating cylinder 35 to make it at a suitable angle, and then the motor 32 is started. The motor 32 drives the rotating seat 34, the rotating cylinder 35, and the laser cutting head body 36 to rotate to a suitable direction through the gear assembly 33; The laser cutting head body 36 is powered, and the laser cutting head body 36 emits a laser to cut the material. During the cutting process, the vacuum pump 41 is started, and the vacuum pump 41 performs vacuum treatment around the laser cutting head body 36 through the conduit 42, the ventilation groove, and the filter plate 372. The exhaust gas generated by the laser cutting is extracted, wherein the filter plate 372 filters the large particles of impurities in the gas, and when the gear assembly 33 is operating, its inner active gear drives the filter plate 372 to rotate, and the scraper 373 scrapes the lower side of the filter plate 372 to prevent blockage. Finally, the exhaust gas is injected into the recovery tank 43 through the conduit 42 and the vacuum pump 41, and the activated carbon net in the recovery tank 43 adsorbs the odor of the exhaust gas. The laser cutting head body 36, the rotating cylinder 35, and the electric slide rail 23 are all prior art, so their specific internal structure and working principle are not repeated here.

[0021] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laser cutting head for laser processing equipment, comprising a frame (1), characterized in that: The frame (1) is connected to a processing component for cutting by a laser cutting head, and the processing component comprises: An adjustment member (2) is mounted on the upper side of the frame (1) and is used to adjust the height and horizontal position of the laser cutting head; A laser cutting component (3) is mounted on the adjusting component (2) for laser cutting, the laser cutting component (3) comprising a moving seat (31) connected to the adjusting component (2), a motor (32) being vertically arranged on the left side of the top of the moving seat (31), a gear assembly (33) driven by the motor (32) being installed in the moving seat (31), a driven gear in the gear assembly (33) being coaxially fixedly connected to a rotating seat (34) rotatably connected to the moving seat (31), rotating cylinders (35) being horizontally installed on both sides of the bottom of the rotating seat (34), a laser cutting head body (36) rotatably connected to the bottom of the rotating seat (34) being adjusted by the rotating cylinder (35), and a filter (37) being provided on the left side of the bottom of the moving seat (31); An air extraction member (4) is installed on the left side of the frame (1) and connected to the movable seat (31) for processing cutting waste gas, wherein the air extraction end of the air extraction member (4) is close to the left side of the filter member (37).

2. The laser cutting head for laser processing equipment according to claim 1, characterized in that: The adjusting member (2) comprises an array of cylinder assemblies (21) vertically mounted on the upper edge of the frame (1), the bottom extended ends of the array of cylinder assemblies (21) are all mounted with connecting frames (22), and the connecting frames (22) are horizontally mounted with electric slide rails (23) slidably connected to the moving seat (31).

3. The laser cutting head for laser processing equipment according to claim 1, characterized in that: The lower ends of both sides of the frame (1) are vertically penetrated by arrays of mounting screw holes, the output end of the motor (32) is coaxially fixedly connected to the driving gear in the gear assembly (33), and the driving gear and the driven gear in the gear assembly (33) are meshed with each other.

4. The laser cutting head for laser processing equipment according to claim 1, characterized in that: The movable seat (31) is provided with a movable groove at an end close to the gear assembly (33); the motor (32) is a servo motor; and the number of teeth on the driving gear in the gear assembly (33) is smaller than the number of teeth on the driven gear.

5. The laser cutting head for laser processing equipment according to claim 1, characterized in that: The filter element (37) comprises a rotating shaft (371) coaxially fixedly connected to the bottom of the driving gear in the gear assembly (33); a filter plate (372) rotatably connected to the movable seat (31) is coaxially fixedly connected to the bottom of the rotating shaft (371); a scraper (373) abutting against the bottom of the filter plate (372) is mounted at the lower end of the movable seat (31).

6. The laser cutting head for laser processing equipment according to claim 5, characterized in that: The filter plate (372) is vertically provided with a plurality of filter holes, and a ventilation groove is vertically provided in the movable seat (31) near the filter plate (372). The filter plate (372) is a circular plate and has an edge provided with a convex ring that is rotatably connected to the movable seat (31).

7. The laser cutting head for laser processing equipment according to claim 1, characterized in that: The vacuum element (4) comprises a vacuum pump (41) mounted on the left side of the top of the frame (1); a conduit (42) fixedly connected to the movable seat (31) is mounted on the vacuum end of the vacuum pump (41); the vacuum end of the conduit (42) is located on the left side of the filter element (37); and a recovery tank (43) for absorbing cutting waste gas is mounted on the exhaust end of the vacuum pump (41).

8. The laser cutting head for laser processing equipment according to claim 7, characterized in that: The conduit (42) is a corrugated tube, an array of activated carbon nets is installed inside the recovery tank (43), and the vacuum pump (41) is electrically connected to an external controller.

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