Laser cutting mechanism

Abstract

The utility model discloses a laser cutting mechanism which comprises a laser head, a laser cutting device and a laser cutting device. The mounting plate is rotationally connected with the laser head; the first driving assembly is in driving connection with the mounting plate and drives the mounting plate to move in the first direction; and the second driving assembly is in driving connection with the first driving assembly and drives the first driving assembly to move in the second direction, and the first direction is different from the second direction. According to the technical scheme, the laser head can move and rotate, and the laser cutting machine is suitable for cutting grooves in different shapes and is wide in application range.

Description

Technical Field

[0001] The utility model relates to the technical field of laser cutting, in particular to a laser cutting mechanism. Background Art

[0002] The groove refers to a groove of a certain geometric shape that is processed and assembled at the part to be welded of the weldment. The groove is mainly for welding work to ensure the welding degree. According to production needs, there are X-shaped grooves, V-shaped grooves, U-shaped grooves, etc. Under normal circumstances, the profile is processed by machining methods, but the accuracy cannot be guaranteed. The cutting accuracy of the laser cutting machine is relatively high, but the laser head of the general laser cutting machine is vertically downward and cannot swing, and it is impossible to cut the groove. Utility Model Content

[0003] The main purpose of the utility model is to provide a laser cutting mechanism, which is intended to cut and shape the groove.

[0004] To achieve the above-mentioned purpose, the laser cutting mechanism proposed in the utility model comprises:

[0005] Laser head;

[0006] A mounting plate, rotatably connected to the laser head;

[0007] A first driving assembly is drivingly connected to the mounting plate and drives the mounting plate to move along a first direction; and

[0008] The second driving component is drivingly connected to the first driving component and drives the first driving component to move along a second direction, and the first direction is different from the second direction.

[0009] Optionally, the laser cutting mechanism further comprises a rotating assembly, wherein the rotating assembly connects the mounting plate and the laser head.

[0010] Optionally, the rotating assembly further includes:

[0011] A first joint, provided on the mounting plate;

[0012] a second joint, rotatably connected to the first joint;

[0013] The third joint is rotatably connected to the second joint, the laser head is arranged at the third joint, and the rotation axis of the third joint is perpendicular to the rotation axis of the second joint.

[0014] Optionally, the rotating assembly further includes:

[0015] A rotating motor is provided at the first joint;

[0016] The planetary gear reducer has an input end and an output end, the rotating motor is transmission-connected to the input end, and the output end is transmission-connected to the second joint.

[0017] Optionally, the first driving component includes:

[0018] Mounting seat;

[0019] A lead screw module, rotatably disposed on the mounting seat and extending along the first direction, the lead screw module being threadedly connected to the mounting plate;

[0020] The first driving motor is arranged on the mounting seat and is transmission-connected to the lead screw module.

[0021] Optionally, the first driving component further includes:

[0022] A guide rail, disposed on the mounting seat and extending along the first direction;

[0023] A sliding block is arranged on the mounting plate and is slidably connected to the guide rail.

[0024] Optionally, the laser cutting mechanism further includes a frame and a rack provided on the frame, the rack extends along the second direction, and the second driving assembly includes:

[0025] A second driving motor is arranged on the mounting seat;

[0026] A gear is meshed with the rack, and the second driving motor is drivingly connected to the gear to drive the mounting seat to move along the second direction.

[0027] Optionally, the laser cutting mechanism further comprises:

[0028] A nose cover, arranged on the mounting seat;

[0029] A bracket connected to the nose cover;

[0030] A universal drag chain, through which the cable of the laser head is connected to the machine head cover.

[0031] Optionally, the laser cutting mechanism further includes a balancer, and the balancer is arranged on the bracket to pull the universal drag chain.

[0032] In the technical solution of the utility model, the laser cutting mechanism includes a laser head, a first drive assembly and a second drive assembly, wherein the laser head is rotatably arranged on one side of a mounting plate, the first drive assembly is arranged on the other side of the mounting plate, and drives the mounting plate to move in a first direction, i.e., a vertical direction, and the second drive assembly drives the first drive assembly and the mounting plate to move in a second direction, i.e., a horizontal direction, so that the laser head can move in both horizontal and vertical directions at the same time. In addition, the laser head is rotatably connected to the mounting plate, so that the laser head can rotate and adjust the angle according to actual cutting requirements, and the cutting position can be positioned and adjusted more quickly, reducing the time and error of manual adjustment, improving cutting efficiency and accuracy, and the laser head can rotate flexibly and adapt to bevels of different shapes, ensuring the accuracy and consistency of cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0034] Figure 1 A schematic structural diagram of an embodiment of a laser cutting mechanism provided by the utility model;

[0035] Figure 2 A schematic structural diagram of another embodiment of the laser cutting mechanism provided by the utility model;

[0036] Figure 3 This is a schematic diagram of the structure of the rotating assembly in the laser cutting mechanism provided by the utility model;

[0037] Figure 4 This is a schematic diagram of the connection structure between the mounting plate and the rotating assembly in the laser cutting mechanism provided by the utility model.

[0038] Description of Figure Numbers:

[0039] Label name Label name 100 Laser Head 200 Mounting Plate 300 First drive assembly 310 First drive motor 320 Screw module 330 guide 400 Second drive motor 500 Rotating components 510 First joint 520 Second joint 530 The third joint 600 Mounting Seat 610 Bracket 620 Nose cover 630 Universal drag chain

[0040] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0043] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0044] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme that satisfies both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0045] The groove refers to a groove of a certain geometric shape that is processed and assembled at the part to be welded of the weldment. The groove is mainly for welding work to ensure the welding degree. According to production needs, there are X-shaped grooves, V-shaped grooves, U-shaped grooves, etc. Under normal circumstances, the profile is processed by machining methods, but the accuracy cannot be guaranteed. The cutting accuracy of the laser cutting machine is relatively high, but the laser head of the general laser cutting machine is vertically downward and cannot swing, and it is impossible to cut the groove.

[0046] In order to solve the above technical problems, the utility model provides a laser cutting mechanism, which adopts a first drive assembly and a second drive assembly to respectively drive the laser head to move in the vertical and horizontal directions, thereby expanding the movement range of the laser head and facilitating the adjustment of the cutting position. By arranging the rotation of the laser head and the mounting plate, it is convenient to cut the groove required for production, thereby ensuring the accuracy and consistency of cutting.

[0047] In an embodiment of the utility model, the laser cutting mechanism comprises:

[0048] Laser head 100;

[0049] A mounting plate 200 is rotatably connected to the laser head 100;

[0050] The first driving assembly 300 is connected to the mounting plate 200 and drives the mounting plate 200 to move in a first direction; and the second driving assembly is connected to the first driving assembly 300 and drives the first driving assembly 300 to move in a second direction, and the first direction is different from the second direction.

[0051] In the technical solution of the utility model, Figure 1 As shown, the laser cutting mechanism includes a laser head 100, a first drive component 300 and a second drive component, wherein the laser head 100 is rotatably arranged on one side of the mounting plate 200, the first drive component 300 is arranged on the other side of the mounting plate 200, and drives the mounting plate 200 to move along a first direction, i.e., a vertical direction, and the second drive component drives the first drive component 300 and the mounting plate 200 to move along a second direction, i.e., a horizontal direction, so that the laser head 100 can move in the horizontal and vertical directions at the same time. In addition, the laser head 100 is rotatably connected to the mounting plate 200, so that the laser head 100 can rotate and adjust the angle according to actual cutting needs, and can locate and adjust the cutting position more quickly, reduce the time and error of manual adjustment, and improve the cutting efficiency and accuracy. Moreover, the laser head 100 can rotate flexibly and adapt to bevels of different shapes, so as to ensure the accuracy and consistency of cutting.

[0052] Optionally, the laser cutting mechanism further includes a rotating assembly 500 , and the rotating assembly 500 connects the mounting plate 200 and the laser head 100 .

[0053] Optionally, the rotating assembly 500 further includes:

[0054] A first joint 510 is provided on the mounting plate 200;

[0055] The second joint 520 is rotatably connected to the first joint 510;

[0056] The third joint 530 is rotatably connected to the second joint 520 . The laser head 100 is disposed at the third joint 530 . The rotation axis of the third joint 530 and the rotation axis of the second joint 520 are perpendicular to each other.

[0057] Specifically, if Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the laser head 100 is rotated to adjust the cutting angle by rotating the rotating component 500, the first joint 510 is arranged on one side of the mounting plate 200, the second joint 520 is installed on the side of the first joint 510 away from the mounting plate 200, the rotation axis of the second joint 520 is perpendicular to the mounting plate 200, the third joint 530 is installed at the end of the second joint 520 away from the first joint 510, and is hinged to the second joint 520, and can be rotated along the second joint 520, the rotation axis of the third joint 530 is perpendicular to the rotation axis of the second joint 520, so that the laser head 100 can be rotated in multiple directions, which is convenient for rotating the angle of the laser head 100 according to the actual processing requirements to process the groove, which is easy to achieve.

[0058] Optionally, the rotating assembly 500 further includes:

[0059] A rotating motor is provided at the first joint 510;

[0060] The planetary gear reducer has an input end and an output end. The rotary motor is transmission-connected to the input end, and the output end is transmission-connected to the second joint 520 .

[0061] Specifically, the rotating assembly 500 includes a rotating motor and a planetary gear reducer. The rotating motor is arranged on the first joint 510. The output shaft is connected to the input end of the planetary gear reducer. The output end of the planetary gear reducer is transmitted to the second joint 520 to drive the second joint 520 to rotate. The transmission is transmitted through the planetary gear reducer, with high transmission efficiency, low friction coefficient, and strong stability. In addition, the planetary gear reducer adopts a planetary gear structure, which has lower noise and improves the use environment.

[0062] Optionally, the first driving assembly 300 includes:

[0063] Mounting seat 600;

[0064] The lead screw module 320 is rotatably disposed on the mounting seat 600 and extends along the first direction. The lead screw module 320 is threadedly connected to the mounting plate 200;

[0065] The first driving motor 310 is disposed on the mounting seat 600 and is transmission-connected to the lead screw module 320 .

[0066] Specifically, the first drive assembly 300 includes a first drive motor 310 and a lead screw module 320, and extends in the vertical direction. The lead screw module 320 includes a lead screw and a nut. The nut is connected to the mounting plate 200 by screws. The output end of the first drive motor 310 is connected to the lead screw drive, which drives the lead screw to rotate, and then drives the nut and the mounting plate 200 to move along the length direction of the lead screw, that is, the vertical direction, so that the laser head 100 moves in the vertical direction and performs cutting, which is convenient for adjusting the cutting position. The lead screw module 320 has high movement accuracy, high transmission efficiency, and occupies little space.

[0067] Optionally, the first driving assembly 300 further includes:

[0068] The guide rail 330 is disposed on the mounting seat 600 and extends along the first direction;

[0069] The slider is disposed on the mounting plate 200 and is slidably connected to the guide rail 330 .

[0070] Specifically, if Figure 1 As shown, at least one guide rail 330 is arranged on one side of the mounting plate 200 of the mounting seat 600, and the guide rail 330 extends in the vertical direction. The guide rail 330 is arranged parallel to the screw module 320, and the slider is arranged on the side of the mounting plate 200 away from the rotating assembly 500, and is slidably connected to the guide rail 330. The guide rail 330 cooperates with the slider to reduce the friction of lifting and lowering, and the stability of lifting and lowering of the mounting plate 200 can be improved.

[0071] Optionally, the laser cutting mechanism further includes a frame and a rack provided on the frame, the rack extends along the second direction, and the second driving assembly includes:

[0072] The second driving motor 400 is mounted on a mounting seat 600;

[0073] The gear is meshed with the rack, and the second driving motor 400 is drivingly connected to the gear to drive the mounting seat 600 to move along the second direction.

[0074] Specifically, the rack is horizontally arranged on the frame (not shown), and the gear is driven to rotate by the second drive motor 400. The engagement of the gear and the rack enables the mounting plate 200 to move in the second direction, i.e., the horizontal direction, thereby expanding the cutting range of the laser head 100 and facilitating the adjustment of the cutting position.

[0075] Optionally, the laser cutting mechanism further comprises:

[0076] A nose cover 620, provided on the mounting seat 600;

[0077] The bracket 610 is connected to the nose cover 620;

[0078] Universal drag chain 630 , the cable of the laser head 100 is connected to the machine head cover 620 through the universal drag chain 630 .

[0079] Specifically, if Figure 1 As shown, the head cover 620 is arranged on the side of the mounting base 600 away from the mounting plate 200, and covers the second drive motor 400, which can prevent dust from affecting the processing accuracy and also prevent it from mechanical and physical damage. By setting a universal drag chain 630 to connect the cable and the traction head, it is convenient for the cable to move in multiple directions, increasing the flexibility of the equipment, and protecting the cable from mechanical damage and external influences.

[0080] Optionally, the laser cutting mechanism further includes a balancer, which is disposed on the bracket 610 to pull the universal drag chain 630. Figure 1 As shown, the stability of the system can be increased by towing the universal drag chain 630 with a balancer, so that the universal drag chain 630 remains stable during movement, reducing the risk of cable damage or tearing.

[0081] The above description is only an optional embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the inventive concept of the utility model, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A laser cutting mechanism, characterized in that: The laser cutting mechanism comprises: Laser head; A mounting plate, rotatably connected to the laser head; A first driving assembly is drivingly connected to the mounting plate and drives the mounting plate to move along a first direction; and The second driving component is drivingly connected to the first driving component and drives the first driving component to move along a second direction, and the first direction is different from the second direction.

2. The laser cutting mechanism according to claim 1, characterized in that: The laser cutting mechanism also includes a rotating assembly, which connects the mounting plate and the laser head.

3. The laser cutting mechanism according to claim 2, characterized in that: The rotating assembly also includes: A first joint, provided on the mounting plate; a second joint, rotatably connected to the first joint; The third joint is rotatably connected to the second joint, the laser head is arranged at the third joint, and the rotation axis of the third joint is perpendicular to the rotation axis of the second joint.

4. The laser cutting mechanism according to claim 3, characterized in that: The rotating assembly also includes: A rotating motor is provided at the first joint; The planetary gear reducer has an input end and an output end, the rotating motor is transmission-connected to the input end, and the output end is transmission-connected to the second joint.

5. The laser cutting mechanism according to claim 1, characterized in that: The first driving assembly comprises: Mounting seat; A lead screw module, rotatably disposed on the mounting seat and extending along the first direction, the lead screw module being threadedly connected to the mounting plate; The first driving motor is arranged on the mounting seat and is transmission-connected to the lead screw module.

6. The laser cutting mechanism according to claim 5, characterized in that: The first drive assembly also includes: A guide rail, disposed on the mounting seat and extending along the first direction; A sliding block is arranged on the mounting plate and is slidably connected to the guide rail.

7. The laser cutting mechanism according to claim 6, characterized in that: The laser cutting mechanism further includes a frame and a rack disposed on the frame, wherein the rack extends along the second direction, and the second driving assembly includes: A second driving motor is arranged on the mounting seat; A gear is meshed with the rack, and the second driving motor is drivingly connected to the gear to drive the mounting seat to move along the second direction.

8. The laser cutting mechanism according to claim 7, characterized in that: The laser cutting mechanism also includes: A nose cover, arranged on the mounting seat; A bracket connected to the nose cover; A universal drag chain, through which the cable of the laser head is connected to the machine head cover.

9. The laser cutting mechanism according to claim 8, characterized in that: The laser cutting mechanism further comprises a balancer, and the balancer is arranged on the bracket to pull the universal drag chain.

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