CN220782650U

CN220782650U - Beam of laser cutting machine and laser cutting machine

Info

Publication number: CN220782650U
Application number: CN202322532744.5U
Authority: CN
Inventors: 许广庆; 陈鹏
Original assignee: Jinan Bodor Laser Co Ltd
Current assignee: Jinan Bodor Laser Co Ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-04-16
Anticipated expiration: 2033-09-18

Abstract

The utility model relates to a beam of a laser cutting machine, belonging to the field of laser processing equipment. The technical scheme includes that the cross beam of the laser cutting machine comprises a cross beam main body, wherein the cross section of the cross beam main body is rectangular and hollow, at least two reinforcing rib groups are arranged in the cross beam main body, each reinforcing rib group comprises a first oblique reinforcing rib and a second oblique reinforcing rib, the first oblique reinforcing rib and the second oblique reinforcing rib are crossed to be X-shaped in the cross section of the cross beam main body, and a plurality of reinforcing rib groups are arranged along the width direction of the cross beam main body. The cross beam has the beneficial effects that the cross beam is internally provided with the grid-shaped cross sections through the oblique reinforcing ribs which are arranged in a crossing way, the whole weight of the cross beam is uniform and balanced, the whole rigidity in the length direction is good, the strength of the cross beam is ensured while the light weight design is realized, and the requirement of the cutting performance of equipment in high-speed operation can be met.

Description

Beam of laser cutting machine and laser cutting machine

Technical Field

The utility model relates to the field of laser processing equipment, in particular to a beam of a laser cutting machine and the laser cutting machine.

Background

The laser cutting machine mainly comprises a cutting machine body, a workbench, a cross beam, a machine head and other parts. The beam is one of key components forming a laser cutter shaft system, the beam can move along the lathe bed, and the machine head component moves along the length direction of the beam.

Along with the pursuit of laser cutting machine to high speed, high acceleration, set up the higher requirement to the intensity and the lightweight setting of crossbeam, the crossbeam that laser cutting machine used in the market now mostly carbon steel welded structure, aluminum plate welded structure, cast aluminium structure etc. welds some gusset on it in order to satisfy intensity and structural needs. The structure is easy to produce casting defects or welding defects, has the problems of uneven welding quality, overlarge quality and the like, has large overall weight, complex process and high manufacturing cost, is difficult to balance the relationship between the performance of the cross beam and the weight and the quality, and is easy to deform in the high-speed movement process of the machine head, thereby influencing the processing precision of the laser cutting machine.

Disclosure of Invention

Aiming at the problem that the weight and the strength of the traditional laser cutting machine beam are difficult to balance, the utility model provides the laser cutting machine beam which is lighter and has high strength.

In order to solve the problems, the technical scheme includes that the cross beam of the laser cutting machine comprises a cross beam main body, wherein the cross section of the cross beam main body is rectangular and hollow, at least two reinforcing rib groups are arranged in the cross beam main body, each reinforcing rib group comprises a first oblique reinforcing rib and a second oblique reinforcing rib, the first oblique reinforcing rib and the second oblique reinforcing rib are crossed to be X-shaped in the cross section of the cross beam main body, and a plurality of reinforcing rib groups are arranged along the width direction of the cross beam main body. The cross beam is internally provided with the cross-shaped cross section formed by the oblique reinforcing ribs which are arranged in a crossing way, the whole weight of the cross beam is uniform and balanced, the whole rigidity of the length direction is good, the strength of the cross beam is ensured while the design is light, and the requirement of the cutting performance of the equipment in high-speed running can be met.

Preferably, the cross beam main body is further provided with a horizontal reinforcing rib inside, and the horizontal reinforcing rib is connected with the crossing point of the first oblique reinforcing rib and the second oblique reinforcing rib in the plurality of reinforcing rib groups in the cross section of the cross beam main body. Further refine the grid structure in the crossbeam, form more cross points in the cross section, with less weight increase volume has improved crossbeam intensity by a wide margin.

Preferably, the first oblique reinforcing ribs and the second oblique reinforcing ribs are opposite in inclination direction and same in inclination angle. The cross section of the grid inside the cross beam is isosceles triangle, so that the overall strength is high, and the supporting effect is good.

Preferably, in the cross section of the beam main body, the length-width ratio of the rectangle is 3:2, and the long side of the rectangle is horizontally arranged.

Preferably, the reinforcing rib groups are provided with three groups, and the end points of the first inclined reinforcing ribs are connected with the end points of the second inclined reinforcing ribs of the adjacent reinforcing rib groups or the top points of the cross section of the beam main body; the end points of the second inclined reinforcing ribs are connected with the end points of the first inclined reinforcing ribs of the adjacent reinforcing rib groups or the top points of the cross section of the beam main body. The cavities in the cross beam are triangular, so that the support performance is good, and the strength of the cross beam is further improved.

Preferably, a rack positioning plate is arranged on the upper surface of the top plate of the beam main body, the top plate comprises a rack reinforcing part, and the rack positioning plate is positioned above the rack reinforcing part.

Preferably, the top plate of the beam main body comprises a first guide rail reinforcing part, the thickness of the first guide rail reinforcing part is larger than that of other areas of the top plate, and the upper ends of the first oblique reinforcing ribs and the second oblique reinforcing ribs of the adjacent reinforcing rib groups are connected with the bottom surface of the first guide rail reinforcing part; the front riser of the beam body includes a second rail reinforcement having a thickness greater than the thickness of other regions of the front riser.

The parts of the cross beam, on which the machine head guide rail and the driving rack are arranged, are locally reinforced, so that the strength of the joint of the machine head is higher, and the connection stability and the high-speed running performance of the machine head are ensured.

Preferably, mounting seat assemblies are respectively arranged at two ends of the bottom of the beam main body, each mounting seat assembly comprises a base plate, a supporting vertical plate is arranged on each base plate, and the supporting vertical plates are fixedly connected with the bottom surface of the bottom plate of the beam main body; the support vertical plate extends to one side of the beam main body along the width direction of the beam main body, and a base reinforcing rib is arranged between the extension part of the support vertical plate and/or the side surface of the beam main body. The base assembly is arranged at the position of the beam main body, space is provided for Z-axis movement of the machine head component, the base assembly adopts a hollow structure and is matched with the base reinforcing ribs, so that the self strength is ensured while the light weight is realized, and the effect of supporting connection is ensured.

Preferably, the beam main body, the first oblique reinforcing rib and the second oblique reinforcing rib are integrally extruded. The cross beam is integrally formed by adopting an extrusion process, has uniform overall structure, no internal flaws, high overall strength and convenient manufacture.

On the other hand, the utility model also provides a laser cutting machine which comprises a lathe bed, wherein the laser cutting machine beam is arranged on the lathe bed, and a machine head module is arranged on the laser cutting machine beam.

According to the technical scheme, the cross beam has the advantages that the cross beam main body adopts an integrated structure, the texture is uniform and free from hidden injury, the inner cavity reinforcing ribs are mutually intersected, the triangular grid structure is formed by combining the dimension planning of the cross beam main body, the rigidity of the cross beam is greatly improved under the condition that the total weight is basically unchanged, the balance between the weight and the strength is achieved, and the design requirements of light weight and high strength are met; the position of the connecting structure of the head part on the beam main body is locally reinforced, so that the performance of the beam is further improved, the connecting stability of the head part is improved, and the movement with higher speed and acceleration is supported; meanwhile, the laser cutting machine provided by the utility model adopts the step of the cross beam, so that the machining speed is faster and the precision is higher.

Drawings

In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of a first embodiment of the present utility model.

Fig. 3 is a schematic structural view of a beam member in the second embodiment of the present utility model.

In the figure: 1. the novel horizontal type automobile seat comprises a beam main body, 1-1 parts of front vertical plates, 1-2 parts of top plates, 1-3 parts of rear vertical plates, 1-4 parts of bottom plates, 2 parts of first inclined reinforcing ribs, 3 parts of second inclined reinforcing ribs, 4 parts of horizontal reinforcing ribs, 5-1 parts of first guide rail reinforcing parts, 5-2 parts of second guide rail reinforcing parts, 6 parts of rack positioning plates, 7 parts of rack reinforcing parts, 8 parts of base plates, 9 parts of supporting vertical plates, 10 parts of base reinforcing ribs, 11 parts of sealing plates, 12 parts of bearing plates, 13 parts of guide rail components, 14 parts of driving racks and 15 parts of machine seat.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the invention are intended to be within the scope of the patent protection.

Example 1

The embodiment provides a cross beam of a laser cutting machine, as shown in fig. 1 and 2, the cross beam comprises a cross beam main body 1, the cross beam main body 1 comprises a front vertical plate 1-1, a top plate 1-2, a rear vertical plate 1-3 and a bottom plate 1-4, four panels enclose a rectangular structure, in the embodiment, the aspect ratio of the rectangular cross section of the cross beam main body 1 is 3:2, namely the width ratio of the top plate (and the bottom plate) to the front vertical plate (and the rear vertical plate) is 3:2.

In the inner cavity of the beam body 1, a plurality of reinforcing rib groups are provided, and in this embodiment, as shown in fig. 2, the number of reinforcing rib groups is three. The reinforcing rib group comprises a first oblique reinforcing rib 2 and a second oblique reinforcing rib 3, wherein the first oblique reinforcing rib 2 and the second oblique reinforcing rib 3 are arranged along the length direction of the beam main body 1, namely, the first oblique reinforcing rib 2 and the second oblique reinforcing rib 3 are rectangular plates with narrow lengths, the long sides of the rectangular plates are arranged along the length direction of the beam main body 1 and are connected with the inner cavity wall of the beam main body 1, and the narrow sides of the two ends of the rectangular plates are positioned at the two ends of the beam main body 1; as shown in fig. 2, the first oblique reinforcing rib 2 and the second oblique reinforcing rib 3 are crossed into an X shape, and the inclination angles of the first oblique reinforcing rib and the second oblique reinforcing rib are the same, and the inclination directions are opposite;

In the inner cavity of the beam main body 1, three reinforcing rib groups are arranged along the width direction (i.e. the left-right direction in fig. 2) of the beam, the three reinforcing rib groups are respectively filled with one third space of the inner cavity of the beam main body 1, the end point of a first oblique reinforcing rib 2 is connected with the end point of a second oblique reinforcing rib 3 of an adjacent reinforcing rib group or the top point of the cross section of the beam main body, the end point of the second oblique reinforcing rib 3 is connected with the end point of the first oblique reinforcing rib 2 of the adjacent reinforcing rib group or the top point of the cross section of the beam main body, namely, in fig. 2, a first reinforcing rib group, a second reinforcing rib group and a third reinforcing rib group are sequentially arranged from left to right, the lower edge of the first oblique reinforcing rib of the first reinforcing rib group is connected with the connecting corner between a rear vertical plate 1-3 and a bottom plate 1-4, and the upper edge of the first oblique reinforcing rib of the first reinforcing rib group is connected with the upper edge of the second oblique reinforcing rib of the second reinforcing rib group, and both the upper edges of the first oblique reinforcing rib and the lower edge of the second oblique reinforcing rib group are connected with the bottom surface of the top plate 1-2; the upper edge of the second oblique reinforcing rib in the first reinforcing rib group is connected with the connecting corner between the rear vertical plate 1-3 and the top plate 1-2, the lower edge of the second oblique reinforcing rib in the first reinforcing rib group is connected with the lower edge of the first oblique reinforcing rib in the second reinforcing rib group, and the upper edge and the lower edge are both connected with the top surface of the bottom plate 1-4; as shown in fig. 2, the third rib group and one rib group are symmetrical with respect to the second rib group, and will not be described again here. The inside of the beam main body 1 is also provided with a horizontal reinforcing rib 4, the horizontal reinforcing rib 4 is parallel to the top plate 1-1 and the bottom plate 1-4, the long sides of the two sides of the horizontal reinforcing rib 4 are respectively connected with the front vertical plate 1-1 and the rear vertical plate 1-3, the horizontal reinforcing rib 4 passes through the intersection line of the first oblique reinforcing rib 2 and the second oblique reinforcing rib 3 in each reinforcing rib group, namely, in the cross section of the beam main body 1 shown in fig. 2, the horizontal reinforcing rib 4 is connected with the X-shaped intersection point of the first oblique reinforcing rib 2 and the second oblique reinforcing rib 3 in a plurality of reinforcing rib groups.

Therefore, the inner cavity of the beam main body is divided into a plurality of isosceles triangle cavities which penetrate along the length direction, and a grid-shaped inner reinforcing rib structure is formed.

The two ends of the beam main body are respectively provided with a mounting seat component, the mounting seat component comprises a base plate 8, the base plate 8 is rectangular, the long side of the base plate 8 is perpendicular to the length direction of the beam main body 1, a short side of one side of the base plate 8 and the middle position are respectively provided with a supporting vertical plate 9, the distance between the two supporting vertical plates 9 is matched with the distance between the front vertical plate and the rear vertical plate of the beam main body 1, the upper edges of the two supporting vertical plates 9 are jointly connected with a bearing plate 12, the bearing plate 12 is connected with a bottom plate 1-4, meanwhile, the bearing plate 12 is provided with a round hole so as to increase the welding range between the bottom plate 1-4 of the beam main body and the front vertical plate 1-1 and the rear vertical plate 1-3, the base plate 8 extends towards the outer side of the rear vertical plate 1-3, a base reinforcing rib 10 is arranged between the extending part of the base plate 8 and the supporting vertical plate 9 and/or the side surface of the beam main body 1, the base plate 8, the supporting vertical plate 9 and the base reinforcing rib 10 are mutually perpendicular to each other, the base plate 8, the supporting vertical plate 9 and the rectangular base plate 12 are connected with a bottom plate 1-4, a sealing plate 11 is arranged close to the sealing plate, and a sealing plate is arranged on the sealing plate.

In the laser cutting machine, a beam is connected with a machine head module through a driving rack and a guide rail, for the machine head connection structure, the main body of the beam in the embodiment is further locally reinforced, specifically, the upper surface of a top plate 1-2 is provided with a rack positioning plate 6, the rack positioning plate 6 protrudes upwards relative to the upper surface of the top plate 1-2 and extends along the length direction, the position of the top plate 1-2 corresponding to the rack positioning plate 6 is thickened downwards to form a rack reinforcing part 7, the width of the rack reinforcing part 7 is larger than that of the rack positioning plate 6, and the rack positioning plate 6 is positioned above the rack reinforcing part 7;

Corresponding to the guide rail between the cross beam and the machine head module, the top plate 1-2 of the cross beam main body comprises a first guide rail reinforcing part 5-1, the first guide rail reinforcing part 5-1 is thickened downwards relative to the top plate 1-2, and meanwhile, the upper edge of a first oblique reinforcing rib 2 of the first reinforcing rib group is connected with the upper edge of a second oblique reinforcing rib 3 of the second reinforcing rib group; the front riser 1-1 of the cross member main body includes a second rail reinforcement 5-2, and the second rail reinforcement 5-2 is thickened with respect to other areas of the front riser 1-1.

In this embodiment, the beam main body 1, the first diagonal reinforcing rib 2 and the second diagonal reinforcing rib 3 are integrally extrusion-molded.

Example two

Based on the first embodiment, the present embodiment further provides a laser cutting machine, including a machine body, on which the beam of the laser cutting machine according to the first embodiment is mounted, and the beam portion has a structure as shown in fig. 3, a guide rail assembly 13 is mounted on the first guide rail reinforcing portion 5-1 and the second guide rail reinforcing portion 5-2, a driving rack 14 is mounted on a side surface of the rack mounting plate, the driving rack is simultaneously abutted against the top plate 1-2 and the rack mounting plate to achieve positioning, then a headstock 15 is mounted on the guide rail assembly 13, and a driving gear on the headstock is meshed with the driving rack 14.

According to the embodiment, the beam body is of an integrated structure, the texture is uniform and free of hidden injury, the inner cavity reinforcing ribs are mutually intersected, the triangular grid structure is formed by combining the size planning of the beam body, the rigidity of the beam is greatly improved under the condition that the overall weight is basically unchanged, the balance between the weight and the strength is achieved, and the design requirements of light weight and high strength are met; the position of the connecting structure of the head part on the beam main body is locally reinforced, so that the performance of the beam is further improved, the connecting stability of the head part is improved, and the movement with higher speed and acceleration is supported; meanwhile, the laser cutting machine provided by the utility model adopts the step of the cross beam, so that the machining speed is faster and the precision is higher.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a laser cutting machine crossbeam, includes crossbeam main part (1), and the cross section of crossbeam main part (1) is rectangle and inside cavity, and its characterized in that, the inside of crossbeam main part is equipped with two at least strengthening rib groups, and the strengthening rib group includes first slant strengthening rib (2) and second slant strengthening rib (3), in the cross section of crossbeam main part (1), first slant strengthening rib (2) are X-shaped with second slant strengthening rib (3) intersection, and a plurality of strengthening rib groups are arranged along the width direction of crossbeam main part (1).

2. The beam of a laser cutting machine according to claim 1, wherein the inside of the beam body (1) is further provided with horizontal stiffeners (4), and the horizontal stiffeners (4) are connected to the intersections of the first diagonal stiffeners (2) and the second diagonal stiffeners (3) of the plurality of stiffener groups in the cross section of the beam body (1).

3. The laser cutter beam according to claim 1, characterized in that the first oblique reinforcing ribs (2) and the second oblique reinforcing ribs (3) are inclined in opposite directions and at the same inclination angle.

4. A laser cutter beam according to any one of claims 1-3, characterized in that the cross-section of the beam body (1) has a rectangular aspect ratio of 3:2, the long sides of the rectangle being arranged horizontally.

5. A laser cutter beam according to any one of claims 1-3, wherein the reinforcing rib groups are provided with three groups, and the end point of a first oblique reinforcing rib (2) is connected with the end point of a second oblique reinforcing rib (3) of an adjacent reinforcing rib group or the top point of the cross section of the beam main body; the end point of the second inclined reinforcing rib (3) is connected with the end point of the first inclined reinforcing rib (2) of the adjacent reinforcing rib group or the top point of the cross section of the beam main body.

6. A laser cutter beam according to any one of claims 1-3, characterized in that the upper surface of the top plate (1-2) of the beam body is provided with a rack positioning plate (6), the top plate (1-2) comprising a rack reinforcement (7), the rack positioning plate (6) being located above the rack reinforcement (7).

7. The beam of a laser cutting machine according to claim 6, wherein the top plate (1-2) of the beam body includes a first rail reinforcing portion (5-1), the thickness of the first rail reinforcing portion (5-1) being greater than the thickness of other areas of the top plate (1-2), the upper ends of the first diagonal reinforcing rib (2) and the second diagonal reinforcing rib (3) of the adjacent reinforcing rib group being connected to the bottom surface of the first rail reinforcing portion (5-1); the front riser (1-1) of the cross beam body comprises a second rail reinforcement (5-2), the thickness of the second rail reinforcement (5-2) being greater than the thickness of other areas of the front riser (1-1).

8. A beam of a laser cutting machine according to any one of claims 1-3, characterized in that the two ends of the bottom of the beam main body (1) are respectively provided with a mounting seat component, the mounting seat component comprises a base plate (8), a supporting vertical plate (9) is arranged on the base plate (8), and the supporting vertical plate (9) is fixedly connected with the bottom surface of the bottom plate (1-4) of the beam main body (1); the supporting vertical plate (9) extends to one side of the beam main body (1) along the width direction of the beam main body (1), and a base reinforcing rib (10) is arranged between the extending part of the base plate (8) and the supporting vertical plate (9) and/or the side surface of the beam main body (1).

9. A laser cutter beam according to any one of claims 1-3, characterized in that the beam body (1), the first diagonal rib (2) and the second diagonal rib (3) are integrally extrusion-formed.

10. A laser cutting machine comprising a machine bed, wherein the machine bed is provided with a laser cutting machine beam according to any one of claims 1 to 9, and the laser cutting machine beam is provided with a machine head module.