CN220296377U - Gantry beam for numerical control machining center - Google Patents
Gantry beam for numerical control machining center Download PDFInfo
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- CN220296377U CN220296377U CN202321295467.4U CN202321295467U CN220296377U CN 220296377 U CN220296377 U CN 220296377U CN 202321295467 U CN202321295467 U CN 202321295467U CN 220296377 U CN220296377 U CN 220296377U
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- machining center
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- beam body
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- 230000003014 reinforcing effect Effects 0.000 claims description 77
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a gantry beam for a numerical control machining center, which comprises a beam body and a boss which are integrally connected, wherein the boss is arranged at the top of the beam body; the sum of the height of the boss and the height of the beam body is the total height; the total height and the span of the beam body satisfy the formula: h= (1/14 to 1/8) L, H being the total height and L being the span. The utility model utilizes the combination of the boss and the beam body, and the sum of the height of the boss and the height of the beam body is that: the total height and the span of the beam body meet the proportion formula of the beam and the span in the design, so that the design requirement is met on the premise of reducing the added weight and the volume as much as possible, and the technical problem in the prior art is solved.
Description
Technical Field
The utility model relates to the field of portal frames of numerical control equipment, in particular to a portal beam for a numerical control machining center.
Background
In order to adapt to a large-scale numerical control machining center for effective machining, the numerical control machining center is often provided with a portal frame, the portal frame comprises a portal beam and supporting frames, and the two supporting frames and one portal beam form an inverted U-shaped door structure, so that the machining requirement is met.
The design of the gantry beam is required to meet a certain standard, and regarding the proportion of the height and the span of the gantry beam, the span is the linear distance between two connecting seats, and the height is the linear distance of the gantry beam along the vertical direction; the ratio is as follows: h= (1/14 to 1/8) L, H being the height of the beam and L being the span. In order to ensure the specific performances such as structural stability and torsion resistance, the conventional gantry beam is generally designed in a rectangular structure, and if the rectangular structure is designed for a large-scale gantry structure with a span of more than 6 meters, the rectangular structure is also adopted and amplified according to the proportion, as shown in fig. 1, the gantry beam A is obviously amplified according to the proportion, and meanwhile, the weight of the beam is greatly improved while ensuring the performance requirements such as stability and torsion resistance, so that serious problems exist in actual equipment use and production, unstable equipment operation is caused, and potential safety hazards exist.
Therefore, how to reduce the weight and volume of the cross beam as much as possible on the basis of meeting the design standard for a large gantry structure with a span of more than 6 meters is one of the technical problems that the person skilled in the art needs to solve.
Disclosure of Invention
The utility model aims to solve the technical problems in the prior art and provides a gantry beam for a numerical control machining center.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a numerical control machining center is with longmen crossbeam, includes beam body and boss of body coupling, wherein:
the boss is arranged at the top of the beam body;
the sum of the height of the boss and the height of the beam body is the total height;
the total height and the span of the beam body satisfy the following formula:
h= (1/14 to 1/8) L, H being the total height and L being the span.
Further preferred is: the boss is a hollow body.
Further preferred is: the boss has a recess.
Further preferred is: the cross section of the groove is U-shaped.
Further preferred is: the groove is formed by recessing the top end of the boss towards the inner cavity of the boss.
Further preferred is: a reinforcing rib group is arranged in the beam body;
the reinforcing rib group is provided with a plurality of reinforcing rib units.
Further preferred is: the reinforcing rib units are rice-shaped reinforcing ribs.
Further preferred is: the beam body is internally provided with a reinforcing rib frame, and two reinforcing rib frames are arranged on two sides of the reinforcing rib group.
Further preferred is: the beam body is provided with two connecting seats;
the two connecting seats are positioned at the bottom of the beam body and are symmetrically distributed.
Further preferred is: the beam body is provided with a reinforced bottom rib, and the reinforced bottom rib is positioned between the two connecting seats.
After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:
1. the utility model utilizes the combination of the boss and the beam body, and the sum of the height of the boss and the height of the beam body is that: the total height and the span of the beam body meet the proportion formula of the beam to the span in the design, so that the design requirement is met on the premise of reducing the added weight and the volume as much as possible, and the technical problem in the prior art is solved;
2. the lug boss is provided with the groove, and the bending resistance and torsion resistance of the lug boss part can be effectively improved by the design of the groove, so that the performance of the whole gantry beam is improved;
3. according to the utility model, the reinforcing rib group is arranged in the beam body, and is provided with a plurality of reinforcing rib units, so that the bending resistance and torsion resistance are further improved, and the structural stability and the service life of the gantry beam are greatly improved.
Drawings
FIG. 1 is a schematic view of a prior art beam;
fig. 2 is a schematic structural perspective view of a gantry beam for a numerical control machining center according to an embodiment of the present utility model;
fig. 3 is a front view of the structure shown in fig. 2;
FIG. 4 is a rear view of FIG. 3;
FIG. 5 is a side view of FIG. 3;
FIG. 6 is a schematic view of the internal structure of a gantry beam for a numerical control machining center according to an embodiment of the present utility model;
fig. 7 is a schematic diagram of an internal structure of a gantry beam for a numerical control machining center according to an embodiment of the utility model.
The reference numerals of the above description 2 to 7 are as follows:
100. a beam body; 110. a reinforcing rib unit; 120. a connecting plate; 130. a reinforcing rib frame;
200. a boss; 210. a groove;
300. a connecting seat;
400. and reinforcing the bottom rib.
Detailed Description
For a large gantry structure with a span of more than 6 meters, if the large gantry structure is designed to be rectangular and is amplified according to the proportion, as shown in the cross beam in fig. 1, the weight of the cross beam amplified according to the proportion is greatly improved while the performance requirements of stability, torsion resistance and the like are ensured, so that serious problems exist in the use and production of actual equipment, and the equipment is unstable in operation and has potential safety hazards and the like.
The inventor aims at the technical problems, and through analysis of reasons, the inventor finds a gantry beam for a numerical control machining center continuously, and the gantry beam comprises a beam body and a boss which are integrally connected, wherein:
the boss is arranged at the top of the beam body;
the sum of the height of the boss and the height of the beam body is the total height;
the total height and the span of the beam body satisfy the following formula:
h= (1/14 to 1/8) L, H being the total height and L being the span.
In the above technical scheme, utilize boss and crossbeam body to combine, the height of boss and the high sum of crossbeam body, namely: the total height and the span of the beam body meet the proportion formula of the beam and the span in the design, so that the design requirement is met on the premise of reducing the added weight and the volume as much as possible, and the technical problem in the prior art is solved.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
The gantry beam for the numerical control machining center is provided with a boss 200, and the design of the boss 200 can improve the torsion resistance of the beam, reduce the self weight of the beam, reduce the cost and prolong the service life of the beam while meeting the design standard of the beam.
As shown in fig. 2 to 7, the gantry beam for the numerical control machining center includes a beam body 100 and a boss 200, where the boss 200 is disposed on the top surface of the beam body 100 and protrudes from the beam body 100.
The beam body 100 comprises a beam body, a reinforcing rib group and a connecting seat 300, wherein the beam body is a hollow frame body and comprises a top plate, a bottom plate, a front plate, a rear plate, a left side plate and a right side plate which are integrally connected, the top plate, the bottom plate, the front plate, the rear plate, the left side plate and the right side plate are enclosed to form a hollow square body, and the front plate is a slide rail mounting plate and is provided with a recess or/and a protrusion for adapting to the installation of a slide rail and a screw rod. The connecting seats 300 are arranged at the bottom of the beam main body, and the two connecting seats 300 are symmetrically distributed: the specific method is as follows: the connecting seats 300 are hollow frame bodies and are fixed on the bottom plate of the beam main body, the two connecting seats 300 are respectively arranged at two ends of the bottom plate and are used for connecting the struts in the portal frame, and the connecting seats 300 are integrally connected with the beam main body.
It should be noted that: as shown in fig. 2 to 7, the inner cavity of the beam body is provided with two reinforcing cavities and two connecting cavities, the two connecting cavities are arranged corresponding to the two connecting seats 300, and the reinforcing cavities are arranged between the two connecting cavities.
As shown in fig. 2 to 7, the reinforcing ribs are arranged in the reinforcing cavity of the beam main body and integrally connected with the beam main body, and a reinforcing structure is formed in the reinforcing cavity of the beam main body, so that the structural strength, the torsional resistance and the bending resistance of the beam are improved. The reinforcing rib group comprises a plurality of reinforcing rib units 110, the reinforcing rib units 110 are arranged along a straight line to form reinforcing rib plates, and the reinforcing rib plates are parallel to each other and distributed at intervals. The specific method is as follows: the reinforcing rib unit 110 is a rib in a shape of a Chinese character 'mi', and comprises a central circle and a rib in a shape of a Chinese character 'mi', which are connected, wherein the central circle is arranged at the center of the rib in the shape of the Chinese character 'mi'; adjacent rice-shaped reinforcing ribs are integrally connected through the connecting plate 120, namely: a connecting plate 120 is arranged between two adjacent rice-shaped reinforcing ribs, and the connecting plate 120 is uniformly connected with two adjacent rice-shaped reinforcing ribs; the reinforcing rib plates comprise four m-shaped reinforcing ribs, wherein the four m-shaped reinforcing ribs are arranged in pairs, each reinforcing rib plate consists of two m-shaped reinforcing ribs and one connecting plate 120, and the two reinforcing rib plates are integrally connected through rectangular reinforcing ribs. Two reinforcing rib plates form a rectangular rib clamping structure. The four reinforcing rib plates are distributed at intervals and in parallel to form the reinforcing rib group; it should be noted that: the two reinforcing rib plates are respectively and integrally connected with the inner walls of the front plate and the rear plate, namely: the four reinforcing rib plates are respectively a first reinforcing rib plate, a second reinforcing rib plate, a third reinforcing rib plate and a fourth reinforcing rib plate, and the first reinforcing rib plate, the second reinforcing rib plate, the third reinforcing rib plate and the fourth reinforcing rib plate are sequentially arranged from the front plate to the rear plate of the beam main body, that is to say: the first reinforcing rib plate is integrally connected with the inner wall of the front plate, and the fourth reinforcing rib plate is integrally connected with the inner wall of the rear plate.
As shown in fig. 2 to 7, the bottom plate of the beam main body has a reinforcing bottom rib 400, the reinforcing bottom rib 400 is a plate body, the reinforcing bottom rib 400 is integrally connected with the two connecting seats 300 and the bottom plate of the beam main body, and the five cavity-clamping bottom ribs are parallel to each other and distributed at intervals. The specific method is as follows: the reinforcing bottom rib 400 comprises triangular parts and rectangular parts which are integrally connected, the number of the triangular parts is two, the rectangular parts are provided with two short sides which are oppositely arranged, the two triangular parts are integrally connected with the short sides, the triangular parts are right-angled triangles, the two right-angle sides of the triangular parts are respectively integrally connected with the bottom plate and the connecting seat 300, and the two triangular parts and the rectangular parts form the reinforcing bottom rib 400 arched towards the top plate of the beam main body. A plurality of reinforcing bottom ribs 400 are added at the bottom of the beam main body, so that the structural strength, the torsion resistance and the bending resistance of the beam are further improved.
As shown in fig. 2 to 7, the reinforcing rib frame 130 is disposed in the connection cavity of the beam main body, the reinforcing rib frame 130 is formed by vertically connecting a plurality of reinforcing transverse plates with a plurality of reinforcing vertical plates, and each reinforcing transverse plate and each reinforcing vertical plate are provided with a through hole for reducing the weight of the reinforcing rib frame 130, thereby reducing the weight of the beam. The specific method is as follows: the two connecting cavities of the beam main body are respectively provided with the reinforcing rib frame 130, namely: the number of the reinforcing rib frames 130 is two, and the two reinforcing rib frames 130 are symmetrically distributed on two sides of the reinforcing rib group and are integrally connected with the reinforcing rib group.
As shown in fig. 2 to 7, the boss 200 is disposed on the top plate of the beam body, protruding from the beam body, and the boss 200 has a trapezoid shape. The boss 200 is a hollow frame body, and is formed by connecting two trapezoid plates, two inclined plates and a concave plate, wherein the two trapezoid plates are symmetrically distributed and are parallel to the front plate and the rear plate of the beam main body, the two trapezoid plates are vertically connected with the top plate of the beam main body, a plurality of through holes are formed in each trapezoid plate, and the two trapezoid plates form a trapezoid frame body; the two inclined plates are fixed on the side face of the trapezoid frame body, are arranged along the square inclination of the middle waist of the trapezoid plate, and the concave plate is positioned at the top end of the trapezoid frame body and is integrally connected with the trapezoid frame body and the two inclined plates.
It should be noted that: as shown in fig. 2 to 7, the beam is required to be disposed in accordance with a certain standard, wherein the ratio of the beam to the span is the distance between the two connection seats 300, and the ratio is: h= (1/14-1/8) L, H is the height of the beam, L is the span, and this scheme is to the large-scale longmen structure that the span reaches more than 6 meters, consequently, this technical scheme increases the boss on the beam body, utilizes the height of boss to increase the height of beam to satisfy above-mentioned design criteria, the volume and the weight of boss are less than the crossbeam part of amplifying according to the same proportion far away, consequently, the effectual crossbeam weight that reduces the crossbeam volume.
The specific method is as follows: as shown in fig. 2 to 7, the recess plate of the boss 200 is formed by recessing a flat plate toward the beam body 100, that is: a concave structure is formed on the top surface of the boss 200, that is: the boss 200 has a groove 210, the groove 210 is a through groove penetrating through the top surface of the boss 200, and the cross section of the groove 210 is in a U shape. The U-shaped groove 210 can effectively improve the torsion resistance of the boss 200, and can also improve the overall torsion resistance of the beam on the premise of greatly reducing the weight and the volume of the beam, thereby ensuring the torsion resistance of the beam in the processing operation process of the equipment and prolonging the service life and the use safety of the beam.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (10)
1. Gantry beam for numerical control machining center, its characterized in that: including body coupling's crossbeam body and boss, wherein:
the boss is arranged at the top of the beam body;
the sum of the height of the boss and the height of the beam body is the total height;
the total height and the span of the beam body satisfy the following formula:
h= (1/14 to 1/8) L, H being the total height and L being the span.
2. The gantry beam for a numerical control machining center according to claim 1, wherein: the boss is a hollow body.
3. The gantry beam for a numerical control machining center according to claim 1, wherein: the boss has a recess.
4. A gantry beam for a numerically controlled machining center according to claim 3, wherein: the cross section of the groove is U-shaped.
5. A gantry beam for a numerically controlled machining center according to claim 3, wherein: the groove is formed by recessing the top end of the boss towards the inner cavity of the boss.
6. The gantry beam for a numerical control machining center according to claim 1, wherein: a reinforcing rib group is arranged in the beam body;
the reinforcing rib group is provided with a plurality of reinforcing rib units.
7. The gantry beam for a numerically controlled machining center according to claim 6, wherein: the reinforcing rib units are rice-shaped reinforcing ribs.
8. The gantry beam for a numerically controlled machining center according to claim 6, wherein: the beam body is internally provided with a reinforcing rib frame, and two reinforcing rib frames are arranged on two sides of the reinforcing rib group.
9. The gantry beam for a numerical control machining center according to claim 1, wherein: the beam body is provided with two connecting seats;
the two connecting seats are positioned at the bottom of the beam body and are symmetrically distributed.
10. The gantry beam for a numerically controlled machining center according to claim 9, wherein: the beam body is provided with a reinforced bottom rib, and the reinforced bottom rib is positioned between the two connecting seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295467.4U CN220296377U (en) | 2023-05-26 | 2023-05-26 | Gantry beam for numerical control machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295467.4U CN220296377U (en) | 2023-05-26 | 2023-05-26 | Gantry beam for numerical control machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220296377U true CN220296377U (en) | 2024-01-05 |
Family
ID=89347506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321295467.4U Active CN220296377U (en) | 2023-05-26 | 2023-05-26 | Gantry beam for numerical control machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220296377U (en) |
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2023
- 2023-05-26 CN CN202321295467.4U patent/CN220296377U/en active Active
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