CN114683061B - A gantry CNC machine tool frame - Google Patents
A gantry CNC machine tool frame Download PDFInfo
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- CN114683061B CN114683061B CN202011564955.1A CN202011564955A CN114683061B CN 114683061 B CN114683061 B CN 114683061B CN 202011564955 A CN202011564955 A CN 202011564955A CN 114683061 B CN114683061 B CN 114683061B
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 105
- 238000009434 installation Methods 0.000 claims description 14
- 230000002787 reinforcement Effects 0.000 claims description 12
- 230000009193 crawling Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 description 10
- 239000003351 stiffener Substances 0.000 description 10
- 238000012545 processing Methods 0.000 description 8
- 210000001364 upper extremity Anatomy 0.000 description 8
- 238000003466 welding Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/012—Portals
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
本发明公开了一种龙门数控机床架，包括横梁本体和立柱本体，横梁本体设于立柱本体上部，横梁本体和立柱本体均为空腔结构；横梁本体内设有加强筋组件A，加强筋组件A包括：沿横梁本体长度方向均布设于横梁本体内腔前壁的第一加强筋；沿横梁本体长度方向设于横梁本体内腔上壁、下壁、后壁的第二加强筋；间隔设于横梁本体内腔且与横梁本体内腔前壁、后壁、上壁、下壁连接的加强筋板A；立柱本体内设有加强筋组件B，加强筋组件B包括：设于立柱本体内侧壁上的第三加强筋；沿立柱本体高度方向间隔设置的加强筋板B；还包括加强脚组件，加强脚组件设于立柱本体外侧下部。本发明龙门架具有更好的承载力以及良好的力学性能，使得龙门架更具有经济性。
The invention discloses a gantry CNC machine tool frame, comprising a beam body and a column body, wherein the beam body is arranged on the upper part of the column body, and both the beam body and the column body are hollow structures; a reinforcing rib assembly A is arranged in the beam body, and the reinforcing rib assembly A comprises: a first reinforcing rib uniformly arranged on the front wall of the inner cavity of the beam body along the length direction of the beam body; a second reinforcing rib arranged on the upper wall, lower wall and rear wall of the inner cavity of the beam body along the length direction of the beam body; a reinforcing rib plate A arranged at intervals in the inner cavity of the beam body and connected to the front wall, rear wall, upper wall and lower wall of the inner cavity of the beam body; a reinforcing rib assembly B is arranged in the column body, and the reinforcing rib assembly B comprises: a third reinforcing rib arranged on the inner side wall of the column body; a reinforcing rib plate B arranged at intervals along the height direction of the column body; and a reinforcing foot assembly is also included, and the reinforcing foot assembly is arranged at the lower part of the outer side of the column body. The gantry frame of the invention has better bearing capacity and good mechanical properties, making the gantry frame more economical.
Description
Technical Field
The invention relates to the field of frame bodies, in particular to a gantry numerical control machine frame.
Background
The gantry type machining center, also called as a gantry type numerical control machine tool, is a milling machine with a gantry type frame and a horizontal type long bed; the planer type machining center can be used for machining the workpiece by one or more milling cutters at the same time, has higher machining precision and production efficiency, is suitable for machining plane inclined planes of large-scale workpieces in batch and mass production, and can be used for machining space curved surfaces and some specific parts; the gantry machining center is generally provided with a tool magazine, has an automatic tool changing function, and after workpiece clamping, the numerical control system can control the machine tool to select tools according to different procedures, change tools, automatically adjust tools, automatically change spindle rotation speed, feed amount and the like, can continuously finish various procedures such as drilling, boring, milling, tapping and the like, has relatively complex machining shape, relatively high precision requirement and has good economic benefit for parts with frequent variety replacement.
The existing gantry type machining center is characterized in that the gantry is one of main parts, the gantry generally comprises a beam arranged on the gantry and an upright post arranged on the side part of the beam, the beam is used as a Y-axis basic part of a machine tool, and not only is the weight of a saddle and a ram part carried, but also the cutting force during machining of the machine tool is required to be carried, so that the rigidity and the strength of the beam directly influence the overall machining performance and the precision of the machine tool; in general, the span of the cross beam of the gantry numerical control machine tool is larger, the deformation caused by the dead weight and the movement of the saddle is correspondingly increased, and at the moment, if the structural rigidity of the cross beam is insufficient, the cross beam of the gantry numerical control machine tool is vibrated during machining to cause the machining precision to be poor; the upright post is used as one of key parts of a gantry machine tool and is a main bearing part of a gantry frame structure of the gantry machine tool in a machining center, and in the working and using processes of the upright post, the upright post is subjected to positive pressure from a cross beam, a saddle and other parts and bending and torsion moment, and in the traditional design, in order to ensure the structural rigidity and strength of the upright post, the four walls of the upright post are thickened, so that the overall weight of the upright post is increased excessively, and the assembly, transportation and other expenses are increased. Aiming at the problems, the whole structure of the gantry numerical control machine tool needs to be improved.
Disclosure of Invention
The invention mainly aims to provide a gantry numerical control machine frame, which simulates the whole stress condition of a gantry during operation through finite element analysis, optimizes the cross section shape of an upper beam of the gantry and the distribution of internal reinforcing ribs, and greatly improves the occurrence of bending deformation condition of a large-span beam; meanwhile, reasonable sectional shapes and unique rib distribution modes are planned for the upright post parts of the portal frame, so that the stress conditions of the portal frame in all directions during working are improved, and the stability of the machining precision of the gantry numerical control machine tool is ensured.
In order to achieve the above purpose, the invention provides a gantry numerical control machine frame, which comprises a beam body and a column body, wherein the beam body is arranged at the upper part of the column body, and the beam body and the column body are both of a cavity structure;
The crossbeam is originally internally provided with a reinforcing rib component A, the reinforcing rib component A comprises: the first reinforcing ribs are uniformly distributed on the front wall of the inner cavity of the beam body along the length direction of the beam body; the second reinforcing ribs are arranged on the upper wall, the lower wall and the rear wall of the inner cavity of the beam body along the length direction of the beam body; reinforcing rib plates A which are arranged in the inner cavity of the beam body at intervals and are connected with the front wall, the rear wall, the upper wall and the lower wall of the inner cavity of the beam body;
the stand is originally internally provided with a reinforcing rib component B, the reinforcing rib component B comprises: the third reinforcing ribs are arranged on the inner side wall of the upright post body; reinforcing rib plates B are arranged at intervals along the height direction of the upright post body; the reinforced foot assembly is arranged at the lower part of the outer side of the upright post body.
One of the preferred schemes of the invention is as follows: the beam body comprises a beam front plate, a beam back plate, a beam top plate and a beam bottom plate, and the beam front plate, the beam back plate, the beam top plate, the beam bottom plate and reinforcing rib plates A arranged on two sides of the beam body are enclosed; the beam bottom plate is of an arch structure with the middle part protruding upwards.
One of the preferred schemes of the invention is as follows: first grooves are formed in the outer side of the top plate of the cross beam at intervals, and first lightening holes are formed in the first grooves; and second grooves are formed in the outer side of the cross beam backboard at intervals, and second lightening holes are formed in the second grooves.
One of the preferred schemes of the invention is as follows: the stand body includes left side board, right side board, stand front bezel, stand backplate, stand bottom plate and stand roof, left side board, right side board, stand front bezel, stand backplate, stand bottom plate and stand roof enclose the synthesis the stand body.
One of the preferred schemes of the invention is as follows: the upright post bottom plate is provided with a first mounting hole, and the lower parts of the left side plate, the right side plate, the upright post front plate and the upright post back plate are concavely provided with first mounting grooves, the number of which are matched with the first mounting hole.
One of the preferred schemes of the invention is as follows: the upright post top plate is provided with second mounting holes, and the upper parts of the left side plate, the right side plate, the upright post front plate and the upright post back plate are concavely provided with second mounting grooves, the number of which are matched with the second mounting holes.
One of the preferred schemes of the invention is as follows: the reinforcement foot assembly comprises a front foot which is arranged at the lower part of the front side of the upright post front plate.
One of the preferred schemes of the invention is as follows: the reinforcement foot assembly further comprises a mounting frame and a plurality of reinforcement pieces, wherein the mounting frame is arranged on the front part of the front foot; the reinforcing piece is arranged at intervals on the upper part of the front foot, the lower part of the reinforcing piece is fixedly connected with the front foot, and one side part of the reinforcing piece is fixedly connected with the mounting frame; and a third mounting hole is formed in the mounting frame.
One of the preferred schemes of the invention is as follows: the first reinforcing ribs are in a shape of a Chinese character 'mi', and adjacent first reinforcing ribs are connected; the reinforcing rib plates A and B are X-shaped reinforcing rib plates, and the side parts of the reinforcing rib plates B are respectively connected with the inner side walls of the upright post bodies.
One of the preferred schemes of the invention is as follows: and the beam front plate and the beam back plate are provided with beam perforations in a penetrating way.
One of the preferred schemes of the invention is as follows: and wiring ports are formed in the side part and the top of the beam body.
One of the preferred schemes of the invention is as follows: the side part of the upright post body is provided with a first upright post perforation and a second upright post perforation which are used for moving the upright post body and wiring, the first upright post perforation is arranged at the upper end of the side part of the upright post body, and the second upright post perforation is arranged at the lower end of the side part of the upright post body.
One of the preferred schemes of the invention is as follows: the left side plate, the right side plate and the upright post backboard are inwards concave to form a groove structure, a first installation part is arranged on the left side plate or the right side plate, and a second installation part is arranged on the upright post backboard.
One of the preferred schemes of the invention is as follows: the front side of the beam front plate is provided with a sliding rail, one end of the front side of the beam front plate is provided with a bearing installation part, and the other end of the front side of the beam front plate is provided with a motor installation part; the front side of the beam front plate is provided with a first mounting seat which is matched with each other and used for fixing the spindle box; the beam top plate is provided with a second mounting seat which is convenient for moving the beam body; and a third mounting seat for mounting the crawling ladder is arranged on the cross beam backboard.
One of the preferred schemes of the invention is as follows: and fixed mounting seats matched with the second mounting holes are arranged at two ends of the lower part of the beam body.
The gantry numerical control machine tool frame provided by the invention has the following beneficial effects:
The first portal frame upper beam body and the portal frame upper beam body are of cavity structures, and the reinforcing rib assembly A is arranged in the beam body, so that the stress condition of the beam can be improved while the weight of the beam is lightened;
Secondly, the distribution of reinforcing ribs inside the portal frame beam body is optimized, and the first reinforcing ribs and the second reinforcing ribs are arranged on the inner wall of the beam body, and the reinforcing rib plates A are arranged in the inner cavity of the beam body at intervals, so that the bending deformation condition of the large-span beam is improved, the overall bearing capacity of the beam is improved, and the whole beam has good mechanical properties;
The column body of the third portal frame is of a cavity structure, and under the condition that the four walls of the column body are not thickened, the structural integrity of the four walls of the column is realized by arranging third reinforcing ribs on the four walls in the column body and arranging reinforcing rib plates B to be connected with the four walls of the column body, and the bending, torsion and compression resistant and other directional structural rigidity of the column is fully enhanced;
fourth, the column body has strengthening foot assembly in the inferior part, the column body overall shape is L-shaped, in order to facilitate its connection with lathe bed and crossbeam body, have also fully exerted its pillar function in the portal frame;
the portal frame has better bearing capacity and good mechanical property, so that the portal frame has better economy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the rear side of a cross beam of an embodiment of a gantry numerical control machine frame of the present invention;
FIG. 2 is a schematic view of the inner side perspective structure of the cross beam section of the gantry numerical control machine frame of the present invention;
FIG. 3 is a schematic view showing the front side of a cross beam of an embodiment of the gantry numerical control machine frame of the present invention;
FIG. 4 is a schematic view showing the structure of the front side of the upright post of the gantry numerical control machine frame of the embodiment of the present invention;
FIG. 5 is a schematic view showing the structure of the rear side of the upright post of the gantry numerical control machine frame of the embodiment of the present invention;
FIG. 6 is a schematic view of the inner side perspective of the cross section of the upright post of the gantry numerical control machine frame of the embodiment of the present invention;
Reference numerals illustrate:
10-beam body, 11-beam front plate, 111-slide rail, 112-bearing installation part, 113-motor installation part, 114-first installation seat, 12-beam back plate, 121-second groove, 122-second lightening hole, 123-third installation seat, 13-beam top plate, 131-first groove, 132-first lightening hole, 133-second installation seat, 14-beam bottom plate, 100-reinforcing rib component A, 101-first reinforcing rib, 102-second reinforcing rib, 103-reinforcing rib plate A, 15-beam perforation, 16-wiring port and 17-fixed installation seat;
20-upright body, 21-upright front plate, 22-upright back plate, 23-upright bottom plate, 231-first mounting hole, 232-first mounting groove, 24-upright top plate, 241-second mounting hole, 242-second mounting groove, 200-stiffener assembly B, 201-third stiffener, 202-stiffener plate B, 25-first upright perforation, 26-second upright perforation, 27-first mounting portion, 28-second mounting portion;
30-reinforcement foot assembly, 31-forefoot, 32-mounting frame, 321-third mounting hole, 33-reinforcement.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "mounted to" another element, it can be directly mounted to the other element or intervening elements may also be present.
Furthermore, it should be understood that all directional indications (such as up, down, left, right, middle … …) in the embodiments are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture changes, the directional indication changes accordingly; the terms "first," "second," and the like are used to distinguish between different structural components. These terms are only used to facilitate the description of the invention and to simplify the description, and should not be construed as limiting the invention.
Examples
The embodiment discloses a gantry numerical control machine tool frame, specifically, the gantry of this embodiment is the gantry on the gantry machining center, in order to improve holistic rigidity and the intensity of portal, this design has planned reasonable cross-sectional shape and unique cloth muscle mode for crossbeam and stand part through finite element analysis simulation portal entablature and stand atress condition when the during operation. The stress conditions of the gantry of the numerical control machine tool in all directions during operation are improved, and the stability of the precision of the machine tool is ensured.
The portal frame of the embodiment is arranged on a gantry numerical control machine tool, and the structure of the embodiment is shown in figures 1 to 6; the portal frame comprises a beam body 10 and a column body 20, the gantry numerical control machine tool comprises a processing table, the column body 20 is fixedly arranged on two sides of the processing table, two ends of the lower part of the beam body 10 are respectively arranged on the upper parts of the column bodies 20 on two sides of the processing table, the beam body 10 and the column body 20 are of cavity structures, the cavity structures can enable the whole weight of the portal frame not to be too large, and the cost of materials, transportation and the like can be reduced;
In this embodiment, a stiffener assembly a100 is disposed in the beam body 10, and the stiffener assembly a100 includes: the first reinforcing ribs 101 are uniformly distributed on the front wall of the inner cavity of the beam body 10 along the length direction of the beam body 10; the second reinforcing ribs 102 are arranged on the upper wall, the lower wall and the rear wall of the inner cavity of the beam body 10 along the length direction of the beam body 10; reinforcing rib plates A103 which are arranged in the inner cavity of the beam body 10 at intervals and are connected with the front wall, the rear wall, the upper wall and the lower wall of the inner cavity of the beam body 10;
In one preferred embodiment of the present invention, the first reinforcing ribs 101 are in a shape of a Chinese character 'mi', adjacent first reinforcing ribs 101 are connected, the first reinforcing ribs 101 are uniformly distributed on the front wall of the inner cavity of the beam body 10 along the length direction of the beam body 10, specifically, the first reinforcing ribs 101 include connecting strips and connecting pieces arranged in the middle of the first reinforcing ribs 101, the connecting strips are connected by the connecting pieces, that is, the connecting pieces are centered on the connecting pieces, and each connecting strip is connected with the connecting piece at a certain angle, so that the first reinforcing ribs 101 are in a structure of a Chinese character 'mi' as a whole; the second reinforcing ribs 102 are arranged on the upper wall, the lower wall and the rear wall of the inner cavity of the beam body 10 along the length direction of the beam body 10, the second reinforcing ribs 102 are reinforcing ribs, at least one second reinforcing rib 102 is arranged, and when one second reinforcing rib 102 is arranged, the second reinforcing ribs 102 are arranged on the middle parts of the upper wall, the lower wall and the rear wall of the inner cavity of the beam body 10 along the length direction of the beam body 10; when there are a plurality of second reinforcing ribs 102, for example, two or three second reinforcing ribs 102 can be arranged at intervals, the second reinforcing ribs 102 are arranged on the upper wall, the lower wall and the rear wall of the inner cavity of the beam body 10 at intervals; the deep floor a103 is an X-shaped rib plate, specifically, the deep floor a103 is integrally of a plate-shaped structure, the middle part of the deep floor is provided with X-shaped ribs, the deep floor a103 is arranged in the inner cavity of the beam body 10 at intervals, and is connected with the front wall, the rear wall, the upper wall and the lower wall of the inner cavity of the beam body 10 and the first and second reinforcing ribs 101 and 102, so that the stress condition of the beam can be improved while the weight of the beam is lightened, and the bearing capacity is provided for structural members arranged on the beam body 10 together, so that the whole beam has good mechanical properties.
In this embodiment, a stiffener assembly B200 is disposed in the upright body 20, and the stiffener assembly B200 includes: third reinforcing ribs 201 provided on the inner side wall of the column body 20; reinforcing rib plates B202 are arranged at intervals along the height direction of the upright post body 20; the reinforced foot assembly 30 is arranged at the lower part of the outer side of the upright post body 20.
In one preferable scheme of this embodiment, third reinforcing ribs 201 are disposed on each inner side wall of the upright post body 20, specifically, the third reinforcing ribs 201 include a first reinforcing bar and a second reinforcing bar, the first reinforcing bar is disposed on each inner side wall of the upright post body 20 along the middle of the height direction of the upright post body 20, the second reinforcing bar is in an X shape, the second reinforcing ribs 102 are disposed on each inner side wall of the upright post body 20 at intervals along the height direction of the upright post body 20, and the middle of the second reinforcing bar is connected with the first reinforcing bar; in this embodiment, the reinforcing rib plate B202 is an X-shaped rib plate, specifically, the reinforcing rib plate B202 is integrally in a plate-shaped structure, the middle part of the reinforcing rib plate B is in an X-shaped rib arrangement, the reinforcing rib plates B202 are arranged at intervals along the height direction of the upright post body 20, and are connected with each inner side wall of the upright post body 20 and the third reinforcing rib 201; the column body 20 of the embodiment is of a cavity structure, and under the condition that the four walls of the column body 20 are not thickened, the structural integrity of the four walls of the upper column of the portal frame is realized, and the bending resistance, torsion resistance, compression resistance and other structural rigidity of the column of the portal frame are fully enhanced.
In this embodiment, the lower part in the outer side of the upright post body 20 is provided with the reinforcing leg component 30, so that the overall shape of the upright post of the portal frame is L-shaped, the cross sections of the upright post body 20 and the beam body 10 are square structures, and the structure of the upright post body 20 is arranged so as to be connected with the gantry numerical control machine tool body and the beam body 10, thereby fully playing the role of the support in the gantry frame.
One of the preferred embodiments is as follows: the beam body 10 comprises a beam front plate 11, a beam back plate 12, a beam top plate 13 and a beam bottom plate 14, wherein the beam front plate 11, the beam back plate 12, the beam top plate 13, the beam bottom plate 14 and reinforcing rib plates A103 arranged on two sides of the beam body 10 are enclosed; in this embodiment, the beam body 10 and the stiffener assembly a100 disposed on the beam body 10 are preferably integrally cast, and the beam body 10 is preferably made of a metal alloy material, and may be made of gray cast iron; the beam body 10 and the stiffener assembly a100 disposed on the beam body 10 in this embodiment are integrally cast and formed, or may be formed by other manners, for example, after the beam front plate 11 and the first stiffener 101 are integrally cast and formed, they are welded with other structures; in this embodiment, the beam bottom plate 14 has an arch structure with an upward convex middle part, i.e. the lower part of the gantry beam is in an arch structure when seen from the front, so as to reduce the weight of the gantry beam and improve the stress condition of the beam body 10.
One of the preferred embodiments is as follows: a plurality of first grooves 131 are formed in the outer side of the beam top plate 13 at intervals, and first lightening holes 132 are formed in the first grooves 131; a plurality of second grooves 121 are formed in the outer side of the beam backboard 12 at intervals, and second lightening holes 122 are formed in the second grooves 121; the first lightening holes 132 and the second lightening holes 122 on the beam body 10 of this embodiment can greatly reduce the weight of castings and improve the dead weight of the gantry beam, and meanwhile, the first grooves 131 are arranged on the beam top plate 13 and the second grooves 121 are arranged on the beam back plate 12, so that the post-processing of the beam top plate 13 and the beam back plate 12 can be greatly reduced.
One of the preferred embodiments is as follows: the upright body 20 comprises a left side plate, a right side plate, an upright front plate 21, an upright back plate 22, an upright bottom plate 23 and an upright top plate 24, and the left side plate, the right side plate, the upright front plate 21, the upright back plate 22, the upright bottom plate 23 and the upright top plate 24 are enclosed to form the upright body 20.
In this embodiment, the upright body 20 and the reinforcing rib assembly B200 disposed on the upright body 20 are preferably integrally cast, and the upright body 20 is preferably made of a metal alloy material, and may be made of gray cast iron; the upright body 20 and the reinforcing rib assembly B200 provided on the upright body 20 are integrally cast and formed, and may be formed by other means, such as welding, screw connection, etc.
One of the preferred embodiments is as follows: the upright post bottom plate 23 is provided with a first mounting hole 231, the first mounting hole 231 is arranged on the upper side part of the upright post bottom plate 23, and the lower parts of the left side plate, the right side plate, the upright post front plate 21 and the upright post back plate 22 are concavely provided with first mounting grooves 232 which are matched with the first mounting hole 231 in number; in this embodiment, the first mounting hole 231 is a threaded hole, the upright post bottom plate 23 can be fixed on the bed of the gantry numerical control machine tool through bolts, and the bolts can be prevented from being exposed on the outer side of the upright post body 20 through the first mounting groove 232;
Further, in this embodiment, the pillar top plate 24 is provided with second mounting holes 241, and the upper parts of the left side plate, the right side plate, the pillar front plate 21 and the pillar back plate 22 are concavely provided with second mounting grooves 242 matched with the second mounting holes 241. Further, in this embodiment, the two ends of the lower portion of the beam body 10 are provided with the fixed mounting seats 17 matched with the second mounting holes 241, the fixed mounting seats 17 are provided with the fourth mounting holes matched with the second mounting holes 241, it can be understood that the second mounting holes 241 and the fourth mounting holes are threaded holes, the beam body 10 can be mounted on the upright body 20 by bolting the fourth mounting holes and the second mounting holes 241, and the bolts can be prevented from being exposed on the outer side of the upright body 20 by the second mounting grooves 242.
One of the preferred schemes of the invention is as follows: the reinforcement leg assembly 30 includes a front leg 31, the front leg 31 is disposed at the lower portion of the front side of the front plate 21 of the upright post, and the front leg 31 may be integrally cast with the upright post body 20 or connected with the upright post body 20 by welding, screw connection, etc.; in this embodiment, the portal frame is specifically, the left and right sides of the lower portion of the beam body 10 are provided with the fixed mounting seats 17, and the two opposite sides of the upright body 20 are front sides of the upright body 20, that is, the front plate of the upright body 20, and the front foot 31 of this embodiment is disposed on the lower portion of the front side of the upright front plate 21, so that the overall shape of the upright on the portal frame is L-shaped, so as to facilitate connection with the machine body and the beam body 10.
Further, the reinforcing leg assembly 30 further includes a mounting frame 32 and a plurality of reinforcing members 33, the mounting frame 32 is disposed on the front portion of the front leg 31, and the mounting frame 32 is preferably disposed on the front portion of the front leg 31 through bolting, or may be disposed on the front portion of the front leg 31 through welding, integral molding, or the like; the reinforcement 33 is arranged at intervals on the upper part of the front foot 31, the lower part of the reinforcement 33 is fixedly connected with the front foot 31, and one side part of the reinforcement 33 is fixedly connected with the mounting frame 32; the mounting frame 32 is provided with a third mounting hole 321; in this embodiment, the reinforcement member 33 may be in a right triangle shape, the right-angle edge of the lower side of the reinforcement member is fixedly connected with the front leg 31, and may be connected by other modes such as welding, and the right-angle edge of the side of the reinforcement member is fixedly connected with the mounting frame 32, and meanwhile, the mounting frame 32 may be connected with the front portion of the front leg 31 by welding or screw connection; in this embodiment, the third mounting hole 321 is preferably a threaded mounting hole, so as to be convenient for connection with a processing table of the gantry numerical control machine tool, and it can be understood that the two sides of the processing table are provided with fifth mounting holes matched with the third mounting hole 321, and the fixed connection between the processing table and the machine tool can be realized through bolting.
One of the preferred embodiments is as follows: the beam top plate 13 is provided with a second mounting seat 133 which is convenient for moving the beam body 10; further, the beam front plate 11 and the beam back plate 12 are provided with beam perforations 15 in a penetrating way; the effect of crossbeam perforation 15 on second mount pad 133 and crossbeam front bezel 11, crossbeam backplate 12 is in order to be convenient for remove the portal frame crossbeam, when processing crossbeam body 10 in the earlier stage, remove it through second mount pad 133, be equipped with the screw hole on the second mount pad 133 promptly, through carrying out threaded connection with external mobile device, can realize removing it, later stage because other components have been installed on crossbeam body 10, the whole weight of portal frame crossbeam is heavy, for removing the portal frame crossbeam, and later stage is for being convenient for install it on stand body 20, be realized through crossbeam perforation 15, if can pass crossbeam perforation 15 through the lifting rope, realize the removal to the portal frame crossbeam.
One of the preferred embodiments is as follows: the side part and the top of the beam body 10 are provided with wiring ports 16; the wiring port 16 is provided to facilitate the functions of pipe penetration, threading, etc.
The present embodiment is the same as: the side part of the upright post body 20 is provided with a first upright post perforation 25 and a second upright post perforation 26 for moving the upright post body 20 and wiring in a penetrating way, the first upright post perforation 25 is arranged at the upper end of the side part of the upright post body 20, and the second upright post perforation 26 is arranged at the lower end of the side part of the upright post body 20; the first and second column perforations 25 and 26 are provided to facilitate movement of the column body 20, and to perform threading, etc.
One of the preferred embodiments is as follows: the left side plate, the right side plate and the upright post backboard 22 are inwards concave to form a groove structure, a first mounting part 27 is arranged on the left side plate or the right side plate, and a second mounting part 28 is arranged on the backboard; the left side board, the right side board and the upright post backboard 22 of the embodiment are concavely inwards to form a groove structure, so that the processing is convenient, meanwhile, a first mounting part 27 is arranged on the groove structure on the left side board or the right side board, a second mounting part 28 is arranged on the groove structure on the upright post backboard 22, the groove structure on the left side board or the right side board and the bulge on the upper part of the groove structure on the upright post backboard 22 are provided with mounting parts, the thickness of the mounting parts is generally about 5mm, the mounting parts can be used for fixing other structural members by punching threaded holes on the mounting parts, the first mounting part 27 of the embodiment is used for fixing a wiring box or other components, and the second mounting part 28 is used for fixing a tool magazine assembly or other components.
One of the preferred schemes of the invention is as follows: the front side of the front beam plate 11 is provided with a sliding rail 111, preferably, the upper and lower parts of the front side of the front beam plate 11 are provided with the sliding rails 111 which are parallel to each other along the length of the front side of the front beam plate 11, one end of the front side of the front beam plate 11 is provided with a bearing mounting part 112, the bearing mounting part 112 is used for mounting a bearing seat, the other end of the front side of the front beam plate 11 is provided with a motor mounting part 113, and the motor mounting part 113 is used for mounting a motor seat; in this embodiment, a spindle box on the gantry numerical control machine tool is slidably connected with the slide rail 111 through a slide block, a bearing mounting portion 112 is connected with a mounting motor base and provided with a screw rod, the spindle box is connected with the screw rod through a screw rod nut, and the spindle box can move left and right on the beam front plate 11 through motor driving;
In this embodiment, further, the front side of the beam front plate 11 is provided with first mounting seats 114 which are mutually matched to fix the headstock, in this embodiment, the left side and the right side of the middle part of the front side of the beam front plate 11 are all provided with the first mounting seats 114, when the headstock is arranged on the beam front plate 11, the headstock is inevitably moved in the transportation process, and in order to prevent the headstock from moving, the headstock is in threaded connection with the first mounting seats 114 through the L-shaped connecting plate, so that the headstock is fixed.
In this embodiment, the beam backboard 12 is provided with a third mounting seat 123 for mounting a ladder; the gantry numerical control machine tool is high in overall structure, and when the upper structure of the gantry numerical control machine tool needs to be operated, the crawling ladder is needed, so that the crawling ladder is generally arranged on the gantry numerical control machine tool, so that workers can go up and down the gantry numerical control machine tool, and the crawling ladder can be fixed on the third mounting seat 123 through a screw assembly, welding and other modes.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (12)
1. The gantry numerical control machine frame comprises a beam body and a stand column body, wherein the beam body is arranged at the upper part of the stand column body, and the beam body and the stand column body are of a cavity structure; the method is characterized in that:
The crossbeam is originally internally provided with a reinforcing rib component A, the reinforcing rib component A comprises: the first reinforcing ribs are uniformly distributed on the front wall of the inner cavity of the beam body along the length direction of the beam body; the second reinforcing ribs are arranged on the upper wall, the lower wall and the rear wall of the inner cavity of the beam body along the length direction of the beam body; reinforcing rib plates A which are arranged in the inner cavity of the beam body at intervals and are connected with the front wall, the rear wall, the upper wall and the lower wall of the inner cavity of the beam body;
The stand is originally internally provided with a reinforcing rib component B, the reinforcing rib component B comprises: the third reinforcing ribs are arranged on the inner side wall of the upright post body; reinforcing rib plates B are arranged at intervals along the height direction of the upright post body; the reinforced foot assembly is arranged at the lower part of the outer side of the upright post body;
The upright post body comprises an upright post front plate, the reinforcing foot assembly comprises a front foot, the front foot is arranged at the lower part of the front side of the upright post front plate, and the upright post body is L-shaped;
The beam body comprises a beam front plate, a beam back plate, a beam top plate and a beam bottom plate, and the beam front plate, the beam back plate, the beam top plate, the beam bottom plate and reinforcing rib plates A arranged on two sides of the beam body are enclosed; the beam bottom plate is of an arch structure with the middle part protruding upwards;
The first reinforcing ribs are in a shape of a Chinese character 'mi', and adjacent first reinforcing ribs are connected; the reinforcing rib plates A and B are X-shaped reinforcing rib plates, and the side parts of the reinforcing rib plates B are respectively connected with the inner side wall of the upright post body;
the plurality of second reinforcing ribs are arranged on the upper wall, the lower wall and the rear wall of the inner cavity of the beam body at intervals;
the third reinforcing rib comprises a first reinforcing strip and a second reinforcing strip, wherein the first reinforcing strip is arranged on each inner side wall of the upright post body along the middle of the height direction of the upright post body, and the second reinforcing strip is in an X shape.
2. The gantry numerical control machine frame according to claim 1, characterized in that: first grooves are formed in the outer side of the top plate of the cross beam at intervals, and first lightening holes are formed in the first grooves; and second grooves are formed in the outer side of the cross beam backboard at intervals, and second lightening holes are formed in the second grooves.
3. The gantry numerical control machine frame according to claim 1, characterized in that: the stand body includes left side board, right side board, stand backplate, stand bottom plate and stand roof, left side board, right side board, stand front bezel, stand backplate, stand bottom plate and stand roof enclose the synthesis the stand body.
4. A gantry numerical control machine frame according to claim 3, characterized in that: the upright post bottom plate is provided with a first mounting hole, and the lower parts of the left side plate, the right side plate, the upright post front plate and the upright post back plate are concavely provided with first mounting grooves, the number of which are matched with the first mounting hole.
5. The gantry numerical control machine frame according to claim 4, wherein: the upright post top plate is provided with second mounting holes, and the upper parts of the left side plate, the right side plate, the upright post front plate and the upright post back plate are concavely provided with second mounting grooves, the number of which are matched with the second mounting holes.
6. The gantry numerical control machine frame according to claim 1, characterized in that: the reinforcement foot assembly further comprises a mounting frame and a plurality of reinforcement pieces, wherein the mounting frame is arranged on the front part of the front foot; the reinforcing piece is arranged at intervals on the upper part of the front foot, the lower part of the reinforcing piece is fixedly connected with the front foot, and one side part of the reinforcing piece is fixedly connected with the mounting frame; and a third mounting hole is formed in the mounting frame.
7. The gantry numerical control machine frame according to claim 1, characterized in that: and the beam front plate and the beam back plate are provided with beam perforations in a penetrating way.
8. The gantry numerical control machine frame according to claim 7, characterized in that: and wiring ports are formed in the side part and the top of the beam body.
9. The gantry numerical control machine frame according to claim 1, characterized in that: the side part of the upright post body is provided with a first upright post perforation and a second upright post perforation which are used for moving the upright post body and wiring, the first upright post perforation is arranged at the upper end of the side part of the upright post body, and the second upright post perforation is arranged at the lower end of the side part of the upright post body.
10. A gantry numerical control machine frame according to claim 3, characterized in that: the left side plate, the right side plate and the upright post backboard are inwards concave to form a groove structure, a first installation part is arranged on the left side plate or the right side plate, and a second installation part is arranged on the upright post backboard.
11. The gantry numerical control machine frame according to claim 1, characterized in that: the front side of the beam front plate is provided with a sliding rail, one end of the front side of the beam front plate is provided with a bearing installation part, and the other end of the front side of the beam front plate is provided with a motor installation part; the front side of the beam front plate is provided with a first mounting seat which is matched with each other and used for fixing the spindle box; the beam top plate is provided with a second mounting seat which is convenient for moving the beam body; and a third mounting seat for mounting the crawling ladder is arranged on the cross beam backboard.
12. The gantry numerical control machine frame according to claim 5, wherein: and fixed mounting seats matched with the second mounting holes are arranged at two ends of the lower part of the beam body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011564955.1A CN114683061B (en) | 2020-12-25 | 2020-12-25 | A gantry CNC machine tool frame |
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| CN202011564955.1A CN114683061B (en) | 2020-12-25 | 2020-12-25 | A gantry CNC machine tool frame |
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| CN114683061A CN114683061A (en) | 2022-07-01 |
| CN114683061B true CN114683061B (en) | 2024-11-15 |
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| CN116118011A (en) * | 2023-01-13 | 2023-05-16 | 厦门品河精密科技有限公司 | Large-scale multi-wire saw frame and down-pressing multi-wire cutting device |
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