Main cross beam of box-type structure

Abstract

The utility model relates to the technical field of heavy side hanging type pipe cutting machines, in particular to a main cross beam of a box type structure, which comprises a cross beam stand column, a main cross beam, an auxiliary cross beam, an auxiliary cross beam driving motor and a laser cutting head, the upper portion of the cross beam stand column is fixedly connected with the main cross beam, and the upper portion of the main cross beam is connected with the auxiliary cross beam in a sliding mode. The auxiliary cross beam driving motor is fixedly connected with the auxiliary cross beam to drive the auxiliary cross beam to slide on the main cross beam, and the side part of the auxiliary cross beam is slidably connected with the laser cutting head; the main cross beam comprises a bottom plate, a top plate and side plates, the side plates are connected with the bottom plate and the top plate in a supporting mode, the cross beam stand columns are fixedly connected with the bottom plate, the bottom plate, the top plate and the side plates are fixedly connected to form a hollow box structure, and a plurality of lightening holes are formed in the top plate and the side plates. The main cross beam is of a hollow box body structure, so that the self weight of the main cross beam is reduced; in addition, a plurality of lightening holes are formed in the top plate and the side plates, so that the weight of the main cross beam is further reduced, excessive concentration of local stress can be avoided, and the strength of the main cross beam is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of a heavy-duty side-mounted pipe cutting machine, in particular to a main crossbeam of a box-type structure. Background Art

[0002] The side-mounted laser tube cutting machine is a laser cutting equipment, which is mainly used for cutting metal tubes. It is characterized by the side-mounted design, which makes the equipment occupy a small area and is more convenient to operate, and is suitable for cutting various metal tubes. The main beam of the laser tube cutting machine is the main structure of the laser tube cutting machine frame that connects the two columns. As the main moving part of the laser cutting machine, the main beam is required to be strong in rigidity, light in weight, and high in processing precision. Some of the main beam structures in the prior art are lighter and less stable; while some beam structures ensure stability, but are heavier, which affects the lightness of the main beam.

[0003] Therefore, providing a main beam structure of a laser tube cutting machine that can take into account both stability and lightness is an issue that technical personnel in this field urgently need to solve. Summary of the invention

[0004] In order to overcome the technical problem that the stability and portability of the main cross beam structure cannot be achieved at the same time, the utility model provides a main cross beam with a box-type structure.

[0005] The utility model provides a box-type main beam that adopts the following technical solution:

[0006] A main crossbeam of a box-type structure, comprising a crossbeam column, a main crossbeam, a secondary crossbeam, a secondary crossbeam driving motor and a laser cutting head, wherein the upper portion of the crossbeam column is fixedly connected to the main crossbeam, the upper portion of the main crossbeam is slidably connected to the secondary crossbeam, the secondary crossbeam driving motor is fixedly connected to the secondary crossbeam to drive the secondary crossbeam to slide on the main crossbeam, and the side portion of the secondary crossbeam is slidably connected to the laser cutting head; it is characterized in that: the main crossbeam comprises a bottom plate, a top plate and a side plate, the side plate is located between the bottom plate and the top plate, the side plate supports and connects the bottom plate and the top plate, the crossbeam column is fixedly connected to the bottom plate, the bottom plate, the top plate and the side plates are fixedly connected to form a hollow box structure, and a plurality of weight-reducing holes are provided on the top plate and the side plates.

[0007] By adopting the above technical solution, the main crossbeam is a hollow box structure formed by fixing and welding the bottom plate, the top plate and the side plates, thereby reducing the deadweight of the main crossbeam; in addition, a number of weight-reducing holes are opened on the top plate and the side plates, which can not only reduce the weight of the main crossbeam, but also avoid excessive concentration of local stress, thereby ensuring the strength of the main crossbeam.

[0008] Preferably, a guide rail and a rack are provided on the top plate, and the guide rail and the rack are arranged along the length direction of the top plate. The secondary crossbeam is connected to the main crossbeam through the guide rail track, and the secondary crossbeam driving motor is connected to the main crossbeam through the rack meshing.

[0009] Preferably, the main cross beam further includes an intermediate support plate, wherein the intermediate support plate is disposed between the two side plates, the intermediate support plate is disposed parallel to the side plates, and the intermediate support plate supports and connects the bottom plate and the top plate.

[0010] Preferably, the main cross beam further comprises a plurality of supporting ribs, wherein the supporting ribs support and connect the bottom plate and the top plate, and the left and right sides of the supporting ribs are respectively welded to connect the side plates and the middle supporting plate.

[0011] By adopting the above technical solution, an intermediate support plate and a support rib plate are arranged inside the main beam, so that the strength and rigidity of the main beam can be enhanced without increasing the wall thickness of the main beam, thereby saving material usage, reducing the weight of the main beam and reducing costs.

[0012] Preferably, a plurality of wire holes are provided on the supporting rib plate.

[0013] By adopting the above technical solution, by opening a number of wire holes on the supporting rib plates, and the wire holes on the several supporting rib plates are set through, the hollow space of the main beam can be reasonably utilized, which is convenient for planning the circuit pipelines of the laser tube cutting equipment and minimizing the line settings on the outside of the equipment, which not only makes the equipment more beautiful, but also reduces safety hazards; in addition, the setting of the wire holes further reduces the weight of the main beam while ensuring the strength of the main beam.

[0014] Preferably, the middle support plate is provided with weight-reducing holes corresponding to the side plates.

[0015] Preferably, a plurality of column through holes are provided on the bottom plate, and the column through holes are provided at the connection between the bottom plate and the crossbeam column.

[0016] By adopting the above technical solution, by opening a plurality of column through holes on the bottom plate, the circuit pipelines coming from the columns can directly enter the interior of the main beam from the column through holes, which helps to reasonably plan the circuit pipelines of the equipment and save space.

[0017] In summary, the utility model has the following beneficial effects:

[0018] 1. The utility model provides a box-type main beam, which is a hollow box structure fixed and welded by a bottom plate, a top plate and side plates, thereby reducing the deadweight of the main beam; in addition, a plurality of weight-reducing holes are provided on the top plate and the side plates, which not only further reduces the weight of the main beam, but also avoids excessive concentration of local stress, thereby ensuring the strength of the main beam.

[0019] 2. The utility model provides a box-type main beam, in which an intermediate support plate and a support rib plate are arranged inside the main beam, which can enhance the strength and rigidity of the main beam without increasing the wall thickness of the main beam, so as to save material consumption, reduce the weight of the main beam and reduce costs; by opening a plurality of wire holes on the support rib plate, the hollow space of the main beam can be reasonably utilized, which is convenient for planning the circuit pipelines of the equipment and minimizing the line settings on the outside of the equipment, which not only makes the equipment more beautiful but also reduces safety hazards; in addition, the arrangement of the wire holes further reduces the weight of the main beam while ensuring the strength of the main beam.

[0020] 3. The utility model has a box-type main beam, which has a plurality of column through holes on the bottom plate, so that the circuit pipelines from the columns can directly enter the interior of the main beam from the column through holes, which helps to reasonably plan the circuit pipelines of the equipment and save space. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] 1. Beam column; 2. Main beam; 21. Bottom plate; 22. Top plate; 221. Guide rail; 222. Rack; 23. Side plate; 24. Middle support plate; 25. Support rib plate; 251. Wire hole; 26. Weight reduction hole; 27. Column through hole; 3. Auxiliary beam; 4. Auxiliary beam drive motor; 5. Laser cutting head.

[0022] Figure 1 This is a schematic diagram of the assembly of a main crossbeam of a box-type structure of the utility model;

[0023] Figure 2 A schematic diagram of a main crossbeam of a box-type structure of the utility model Figure 1 ;

[0024] Figure 3 A schematic diagram of a main crossbeam of a box-type structure of the utility model Figure 2 ;

[0025] Figure 4 It is a cutaway view of a main crossbeam of a box-type structure of the utility model;

[0026] Figure 5 for Figure 4 Enlarged view of point A in the middle. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-5 The utility model is described in further detail.

[0028] This embodiment discloses a main cross beam of a box-type structure. Figure 1-Figure 5, including a beam column 1, a main beam 2, a secondary beam 3, a secondary beam driving motor 4 and a laser cutting head 5, the upper parts of the two beam columns 1 support and connect the main beam 2, the upper part of the main beam 2 is slidably connected with the secondary beam 3, the secondary beam 3 is provided with a secondary beam driving motor 4 inside, and the side of the secondary beam 3 is slidably connected with the laser cutting head 5; the main beam 2 includes a bottom plate 21, a top plate 22 and a side plate 23, the top plate 22 and the side plate 23 are preferably rectangular plate structures, and the two side plates 23 are The two sides are welded to connect the sides of the bottom plate 21 and the top plate 22, and the side plates 23 are arranged perpendicular to the bottom plate 21 and the top plate 22. The main cross beam 2 is fixedly connected to the cross beam column 1 through the bottom plate 21. The main cross beam 2 is a hollow box structure welded by the bottom plate 21, the top plate 22 and the side plates 23, thereby reducing the weight of the main cross beam 2. In order to avoid excessive concentration of local stress and ensure the strength of the main cross beam 2, a plurality of weight reduction holes 26 are opened on the top plate 22 and the side plates 23; the main cross beam 2 The middle support plate 24 and a plurality of support ribs 25 are also included. The middle support plate 24 is arranged between the two side plates 23. The middle support plate 24 is arranged parallel to the side plates 23. The two side surfaces of the middle support plate 24 are respectively welded to the bottom plate 21 and the top plate 22. The middle support plate 24 is preferably consistent with the contour of the side plates 23, so that the middle support plate 24 is provided with weight-reducing holes 26 corresponding to the side plates 23; the support ribs 25 are arranged between the bottom plate 21, the top plate 22, the side plates 23 and the middle support plate 24. The support ribs 25 are arranged perpendicular to the bottom plate 21, the top plate 22, the side plates 23 and the middle support plate 24. The sides of the support ribs 25 are respectively fixedly connected to the bottom plate 21, the top plate 22, the side plates 23 and the middle support plate 24. The plurality of support ribs 25 are arranged at intervals, so that the strength and rigidity of the main cross beam 2 can be enhanced without increasing the wall thickness, thereby saving material usage, reducing the weight of the main cross beam 2 and reducing costs.

[0029] Among them, Figure 1 and Figure 2 As shown, two guide rails 221 and a rack 222 are provided on the top plate 22, and the guide rails 221 and the rack 222 are arranged along the length direction of the top plate 22, and the rack 222 is arranged between the two guide rails 221. The main beam 2 is connected to the secondary beam 3 through the two guide rails 221, and the main beam 2 is meshed and connected to the secondary beam driving motor 4 through the rack 222. Under the driving action of the secondary beam driving motor 4, the secondary beam 3 can slide on the main beam 2 along the guide rail 221, thereby realizing the adjustment of the position of the laser cutting head 5.

[0030] Among them, Figure 1-Figure 5As shown, a plurality of wire holes 251 are provided on the support rib plate 25, and the wire holes 251 on the plurality of support rib plates 25 are set through, and a plurality of column through holes 27 are provided on the bottom plate 21, and the column through holes 27 are provided at the connection between the bottom plate 21 and the beam column 1. Correspondingly, holes corresponding to the column through holes 27 are also provided on the column, so that the circuit pipelines coming from the beam column 1 can directly enter the interior of the main beam 2 from the column through holes 27, which is helpful for rationally planning the circuit pipelines of the equipment and saving space; the through setting of the wire holes 251 on the support rib plate 25 can rationally utilize the hollow space of the main beam 2, facilitate the planning of the circuit pipelines of the equipment, and minimize the line setting on the outside of the equipment, which not only makes the equipment more beautiful, but also reduces safety hazards; in addition, the setting of the wire holes 251 further reduces the weight of the main beam 2 while ensuring the strength of the main beam 2.

[0031] The above description is only a preferred embodiment of the present invention and does not constitute any other form of limitation to the present invention. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes for application in other fields. However, any simple modification or equivalent change made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A main crossbeam of a box-type structure, comprising a crossbeam column (1), a main crossbeam (2), a secondary crossbeam (3), a secondary crossbeam driving motor (4) and a laser cutting head (5), wherein the upper portion of the crossbeam column (1) is fixedly connected to the main crossbeam (2), the upper portion of the main crossbeam (2) is slidably connected to the secondary crossbeam (3), the secondary crossbeam driving motor (4) is fixedly connected to the secondary crossbeam (3) to drive the secondary crossbeam (3) to slide on the main crossbeam (2), and the side portion of the secondary crossbeam (3) is slidably connected to the laser cutting head (5); Features: The main cross beam (2) comprises a bottom plate (21), a top plate (22) and a side plate (23); the side plate (23) is located between the bottom plate (21) and the top plate (22); the side plate (23) supports and connects the bottom plate (21) and the top plate (22); the cross beam column (1) is fixedly connected to the bottom plate (21); the bottom plate (21), the top plate (22) and the side plate (23) are fixedly connected to form a hollow box structure; a plurality of weight-reducing holes (26) are provided on the top plate (22) and the side plate (23).

2. The main cross beam of a box-type structure according to claim 1, Features: A guide rail (221) and a rack (222) are provided on the top plate (22); the guide rail (221) and the rack (222) are provided along the length direction of the top plate (22); the secondary crossbeam (3) is track-connected to the main crossbeam (2) via the guide rail (221); and the secondary crossbeam drive motor (4) is meshedly connected to the main crossbeam (2) via the rack (222).

3. The main cross beam of the box-type structure according to claim 1, Features: The main cross beam (2) further comprises an intermediate support plate (24), wherein the intermediate support plate (24) is arranged between the two side plates (23), the intermediate support plate (24) is arranged parallel to the side plates (23), and the intermediate support plate (24) supports and connects the bottom plate (21) and the top plate (22).

4. The main cross beam of the box-type structure according to claim 3, Features: The main cross beam (2) further comprises a plurality of supporting ribs (25), wherein the supporting ribs (25) support and connect the bottom plate (21) and the top plate (22), and the left and right sides of the supporting ribs (25) are respectively welded to the side plates (23) and the middle supporting plate (24).

5. The main cross beam of the box-type structure according to claim 4, Features: The supporting rib plate (25) is provided with a plurality of wire holes (251).

6. The main cross beam of the box-type structure according to claim 3, Features: The middle support plate (24) is provided with weight-reducing holes (26) corresponding to those on the side plates (23).

7. The main cross beam of the box-type structure according to claim 1, Features: A plurality of column through holes (27) are provided on the bottom plate (21), and the column through holes (27) are provided at the connection between the bottom plate (21) and the crossbeam column (1).

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