Three-dimensional five-axis laser cutting machine beam

Abstract

The utility model relates to the technical field of cutting machines, in particular to a three-dimensional five-axis laser cutting machine cross beam which comprises a cross beam body, the cross beam body comprises a bent front coaming and a bent rear coaming, the bent front coaming and the bent rear coaming form a trapezoid box shape, and a plurality of lightening holes are formed in the bent front coaming and the bent rear coaming. A reinforcing assembly penetrates through the bent rear coaming, and a long rib plate is fixed in the reinforcing assembly; sliding plate mounting bases are arranged at the two ends of the front bending coaming and the two ends of the rear bending coaming correspondingly and used for being connected with the output end of a double-drive motor, and movement of the cross beam is achieved. Compared with the prior art, the weight of the cross beam is reduced, the dynamic performance and the stability of equipment are improved, and the reliability and the strength of the cross beam structure are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting machines, and specifically provides a three-dimensional five-axis laser cutting machine crossbeam. Background Art

[0002] At present, the three-dimensional five-axis laser cutting machine has been mature and widely used in the automotive industry, mold industry, aerospace industry, home appliance industry and other industries. Among them, the crossbeam is the main component of the machine tool. It spans the elevated gantry frame and moves forward and backward along the X-axis direction of the machine tool. It is also an important installation carrier for the Z-axis component and the three-dimensional five-axis laser head.

[0003] It plays a key role in ensuring the high-speed, high-precision and stable processing capabilities of the equipment. However, the weight of the beam is relatively large, and the thickness of the structural sheet metal is usually more than 10mm. In order to improve the dynamic performance and stability of the equipment, it is necessary to reduce the weight of the beam, while also ensuring the reliability and strength of the beam structure. This is a difficult problem that needs to be solved urgently. Summary of the invention

[0004] The utility model aims at the deficiencies of the above-mentioned prior art and provides a three-dimensional five-axis laser cutting machine crossbeam which has reasonable design, reliable structure, safe use and light weight.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A three-dimensional five-axis laser cutting machine crossbeam, comprising a crossbeam body, wherein the crossbeam body comprises a bent front wall panel and a bent rear wall panel, wherein the bent front wall panel and the bent rear wall panel form a trapezoidal box shape, and a plurality of weight-reducing holes are arranged on the bent front wall panel and the bent rear wall panel;

[0007] A reinforcement component is passed through the bent rear enclosure, and a long rib plate is fixed in the reinforcement component;

[0008] Both ends of the bent front panel and the bent rear panel are provided with a skateboard mounting seat, and the skateboard mounting seat is used to connect the output end of the dual-drive motor to realize the movement of the crossbeam.

[0009] Furthermore, the joints of the bent front panel and the bent rear panel are bent inwards, and the inward bending distance is 15-25 mm.

[0010] Furthermore, the weight-reducing holes are circular, and two circular weight-reducing holes form a group and are equidistantly arranged on the bent front panel and the bent rear panel.

[0011] Furthermore, the reinforcement assembly includes oblique ribs, vertical ribs and supporting ribs. The bent rear panel is fixed with vertical ribs above and below. The supporting ribs connect the upper and lower vertical ribs. The vertical ribs and the supporting ribs form a right-angled trapezoidal frame. A plurality of right-angled trapezoidal frames are equidistantly distributed on the bent rear panel.

[0012] Furthermore, the oblique rib plates connect adjacent right-angle trapezoidal frames and are distributed in the bent rear panel in the form of broken lines.

[0013] Furthermore, the circumferential edge of the inclined rib plate is welded and fixed to the inner wall surfaces of the bent front panel and the bent rear panel.

[0014] Furthermore, an upper guide rail mounting plate is provided on the upper portion of the outer wall of the bent front panel, a rack mounting plate is provided in the middle portion, and a lower guide rail mounting plate is provided in the lower portion.

[0015] Furthermore, the upper guide rail mounting plate, the rack mounting plate and the lower guide rail mounting plate are attached to the outer wall of the bent front panel and are fixed by welding.

[0016] Furthermore, a front rib plate is provided on the front side of the skateboard mounting seat, a rear rib plate is provided on the rear side, a mounting seat bottom plate is provided on the bottom, and mounting holes are provided on the mounting seat bottom plate.

[0017] Preferably, the thickness of the oblique ribs, long ribs, vertical ribs and bent front panels is 3-6 mm.

[0018] Compared with the prior art, the three-dimensional five-axis laser cutting machine crossbeam of the utility model has the following outstanding beneficial effects:

[0019] In this embodiment, the weight of the crossbeam is reduced by setting weight-reducing holes and controlling the thickness of the plate ribs; the stability of the equipment is improved by the structure of the oblique rib plates, long rib plates and vertical rib plates; the upper guide rail mounting plate, rack mounting plate and lower guide rail mounting plate are provided on the bent front panel, as well as a skateboard mounting seat to improve the dynamic performance of the equipment and ensure the reliability and strength of the crossbeam structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] 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 some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Attached Figure 1 It is a three-dimensional structural schematic diagram of a beam of a three-dimensional five-axis laser cutting machine;

[0022] Attached Figure 2 It is a front view of the beam of a three-dimensional five-axis laser cutting machine;

[0023] Attached Figure 3 It is a top view of the beam of a three-dimensional five-axis laser cutting machine;

[0024] Attached Figure 4 It is a three-dimensional five-axis laser cutting machine crossbeam bending rear panel internal schematic diagram (I);

[0025] Attached Figure 5 It is a schematic diagram of the interior of the bent rear panel of a three-dimensional five-axis laser cutting machine crossbeam (II).

[0026] The symbols in the accompanying drawings represent:

[0027] 1. Beam body, 1-1. Bending front panel, 1-2. Bending rear panel, 1-3. Upper guide rail mounting plate, 1-4. Rack mounting plate, 1-5. Lower guide rail mounting plate, 2. Slide plate mounting seat, 2-1. Mounting seat bottom plate, 2-2. Front panel rib plate, 2-3. Rear panel rib plate, 3. Weight reduction hole, 4. Oblique rib plate, 5. Vertical rib plate, 6. Long rib plate, 7. Mounting hole, 8. Support rib plate. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0029] In the present invention, unless otherwise specified, directional words such as "up, down, left, right" generally refer to up, down, left, right as shown in the reference drawings; "inside and outside" refer to inside and outside relative to the outline of each component itself.

[0030] A best embodiment is given below:

[0031] like Figure 1-5 As shown, in the present embodiment, each component of a three-dimensional five-axis laser cutting machine crossbeam is made of Q235A high-strength steel and is spliced ​​together by full welding.

[0032] Specifically, it includes a crossbeam body 1, which includes a bent front panel 1-1 and a bent rear panel 1-2. The bent front panel 1-1 and the bent rear panel 1-2 form a trapezoidal box shape, and a plurality of weight-reducing holes 3 are provided on the bent front panel 1-1 and the bent rear panel 1-2. The thickness of the bent front panel 1-1 is 5 mm.

[0033] Among them, a reinforcement component is passed through the bent rear panel 1-2, and two long rib plates 6 are fixed in the reinforcement component in this embodiment;

[0034] Both ends of the bent front panel 1-1 and the bent rear panel 1-2 are provided with a skateboard mounting seat 2, which is fixed to both ends of the bent front panel 1-1 and the bent rear panel 1-2 by welding, and is used to connect the output end of the dual-drive motor to realize the movement of the crossbeam.

[0035] The joints of the bent front panel 1-1 and the bent rear panel 1-2 are bent inwards, and the distance of the inward bending is 20 mm, so as to strengthen the strength of the joint welds.

[0036] The weight-reducing holes 3 in this embodiment are circular, and two circular weight-reducing holes 3 form a group and are equidistantly processed on the bent front panel 1 - 1 and the bent rear panel 1 - 2 .

[0037] The reinforcement assembly includes an oblique rib plate 4, a vertical rib plate 5 and a supporting rib plate 6. The vertical rib plates 5 are fixed above and below the bent rear panel 1-2. The supporting rib plates 8 connect the upper and lower vertical rib plates 5. The vertical rib plates 5 and the supporting rib plates 8 form a right-angled trapezoidal frame. A plurality of right-angled trapezoidal frames are equidistantly distributed on the bent rear panel 1-2.

[0038] The oblique ribs 4 connect the adjacent right-angled trapezoidal frames and are distributed in the bent rear panel 1-2 in a broken line. In this embodiment, two long ribs 6 pass through the right-angled trapezoid, one is fixed to the side of the bent rear panel 1-2, and the other is fixed to the side of the oblique plate ribs 4. The circumferential edges of the oblique ribs 4 are welded and fixed to the inner wall surfaces of the bent front panel 1-1 and the bent rear panel 1-2.

[0039] Among them, the thickness of the oblique rib plate 4 in this embodiment is 5 mm, the thickness of the vertical rib plate 5 is 4 mm, and the thickness of the long rib plate 6 is 4 mm.

[0040] An upper guide rail mounting plate 1-3 is provided on the upper portion of the outer wall of the bent front panel 1-1, a rack mounting plate 1-4 is provided in the middle portion, and a lower guide rail mounting plate 1-5 is provided in the lower portion.

[0041] The upper guide rail mounting plate 1-3, the rack mounting plate 1-4 and the lower guide rail mounting plate 1-5 are attached to the outer wall of the bent front wall panel 1-1 and are welded and fixed.

[0042] Among them, the skateboard mounting seat 2 is provided with a front rib plate 2-2 on the front side, a rear rib plate 2-3 on the rear side, and a mounting seat base plate 2-1 at the bottom. The mounting seat base plate 2-1 is provided with mounting holes 7 for improving the torsional strength and rigidity of the entire skateboard mounting seat 2 and ensuring the mounting surface accuracy of the X-axis dual-drive motor.

[0043] In the embodiment, the cross beam body 1 is formed by welding a 5mm thick bent front panel 1-1 and a bent rear panel 1-2 together to form a trapezoidal box structure. The joints are bent inward by 20mm to strengthen the strength of the welds. A number of weight-reducing holes 3 are processed on the bent front panel 1-1 and the bent rear panel 1-2 to reduce the weight of the cross beam body 1. The front and rear sides of the skateboard mounting seat 2 are welded with a front rib plate 2-2 and a rear rib plate 2-3 to improve the torsional strength and rigidity of the entire skateboard mounting seat 2 and ensure the mounting surface accuracy of the X-axis dual-drive motor.

[0044] The alternate connection structure of the oblique rib plates 4 and the vertical rib plates 5 can reduce local stress, avoid stress concentration, and improve the strength and rigidity of the entire beam.

[0045] On the back of the center of gravity of the guide rail mounting plate 1-3, the rack mounting plate 1-4, and the lower guide rail mounting plate 1-5, a 4mm thick long rib plate 6 is welded on the bent rear panel 1-2, which can well enhance the strength and rigidity of the entire beam, achieve good force, and ensure good dynamic performance and stability during the operation of the Z-axis component.

[0046] The upper guide rail mounting plate 1-3, rack mounting plate 1-4, and lower guide rail mounting plate 1-5 of the beam structure are designed on the same plane, and the connecting piece between the beam and the Z axis is a straight plate structure, which reduces the processing difficulty and cost of the connecting piece, and the accuracy of the guide rail and rack mounting surfaces of the connecting piece is easier to ensure.

[0047] The embodiment described above is only one of the more preferred specific implementation methods of the utility model. Common changes and substitutions made by technicians in this field within the scope of the technical solution of the utility model should be included in the protection scope of the utility model.

Claims

1. A three-dimensional five-axis laser cutting machine beam, comprising a beam body, characterized in that: The crossbeam body comprises a bent front panel and a bent rear panel, the bent front panel and the bent rear panel form a trapezoidal box shape, and a plurality of weight-reducing holes are arranged on the bent front panel and the bent rear panel; A reinforcement component is passed through the bent rear enclosure, and a long rib plate is fixed in the reinforcement component; Both ends of the bent front panel and the bent rear panel are provided with a skateboard mounting seat, and the skateboard mounting seat is used to connect the output end of the dual-drive motor to realize the movement of the crossbeam; The joints of the bent front panel and the bent rear panel are bent inwards, and the distance of the inward bending is 15-25 mm; The weight-reducing holes are circular, two circular weight-reducing holes form a group, and are equidistantly arranged on the bent front wall panel and the bent rear wall panel; The reinforcement assembly includes an oblique rib plate, a vertical rib plate and a supporting rib plate. The bent rear panel is fixed with vertical rib plates above and below. The supporting rib plate connects the upper and lower vertical rib plates. The vertical rib plates and the supporting rib plates form a right-angle trapezoidal frame. A plurality of right-angle trapezoidal frames are equidistantly distributed on the bent rear panel. The oblique rib plates connect adjacent right-angle trapezoidal frames and are distributed in the bent rear panel in a broken line; The circumferential edge of the inclined rib plate is welded and fixed to the inner wall surfaces of the bent front panel and the bent rear panel.

2. A three-dimensional five-axis laser cutting machine beam according to claim 1, characterized in that: An upper guide rail mounting plate is provided at the upper portion of the outer wall of the bent front panel, a rack mounting plate is provided at the middle portion, and a lower guide rail mounting plate is provided at the lower portion.

3. The three-dimensional five-axis laser cutting machine beam according to claim 2, characterized in that: The upper guide rail mounting plate, the rack mounting plate and the lower guide rail mounting plate are attached to the outer wall of the bent front wall plate and are fixed by welding.

4. The three-dimensional five-axis laser cutting machine beam according to claim 3, characterized in that: The front side of the skateboard mounting seat is provided with a front rib plate, the rear side is provided with a rear rib plate, and the bottom is provided with a mounting seat bottom plate, and the mounting seat bottom plate is provided with mounting holes.

5. The three-dimensional five-axis laser cutting machine beam according to claim 4, characterized in that: The thickness of the oblique rib plate, the long rib plate, the vertical rib plate and the bent front wall plate is 3-6 mm.

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