CN215035299U

CN215035299U - Column of gantry numerical control machine tool

Info

Publication number: CN215035299U
Application number: CN202023182502.0U
Authority: CN
Inventors: 赵璐; 余清华
Original assignee: Yibin Chuangshi Machinery Co ltd
Current assignee: Yibin Chuangshi Machinery Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-12-07
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a gantry numerical control machine tool column, which comprises a column body, wherein the column body is of a cavity structure; the inner side wall of the upright post body is provided with a reinforcing rib component, reinforcing rib plates are arranged in the upright post body at intervals along the height direction of the upright post body, and the reinforcing rib plates are parallel to each other and are connected with the inner side wall of the upright post body; still including strengthening the foot subassembly, strengthen the foot subassembly and locate stand body outside lower part. The utility model discloses the stand body is the cavity structure, under the condition that does not thicken the stand body four walls, through set up the strengthening rib subassembly and set up the deep floor and be connected with stand body four walls in the stand body four walls, has realized the structural integrity of stand four walls, has fully strengthened each direction structural rigidity such as bending resistance, antitorque, resistance to compression of stand; the utility model discloses in, stand body lower part is equipped with strengthens foot subassembly, and the whole shape of stand is the L type to be convenient for its be connected with lathe bed and crossbeam, also full play its pillar effect in the middle of the gantry frame.

Description

Column of gantry numerical control machine tool

Technical Field

The utility model relates to a stand field, in particular to longmen digit control machine tool stand.

Background

A gantry numerical control machine, also called a gantry machining center, is a milling machine with a gantry frame and a horizontal long bed; the gantry numerical control machine tool can be used for simultaneously processing the workpiece by one or more milling cutters, has higher processing precision and production efficiency, is suitable for processing the plane inclined plane of a large-sized workpiece in batch and mass production, and can also be used for processing a space curved surface and some specific parts; the gantry machining center is generally provided with a tool magazine and has an automatic tool changing function, after a workpiece is clamped, the numerical control system can control the machine tool to select a tool, replace the tool, automatically set the tool, automatically change the rotating speed of a main shaft, feed amount and the like according to different processes, various processes such as drilling, boring, milling, tapping and the like can be continuously completed, and the gantry machining center has good economic benefits for parts which are complex in machining shape, high in precision requirement and frequent in variety replacement.

In the existing gantry machining center, an upright post is one of main parts of the machining center, and the upright post is one of key parts of a gantry machine tool and is a main bearing part of a gantry frame structure of the machine tool of the gantry machining center. During the operation and the use process, the bearing is not only subjected to the positive pressure from a cross beam, a saddle and the like, but also subjected to bending and torsional moment. In traditional design, in order to guarantee the structural rigidity and the intensity of stand, all carry out thickening to stand four walls usually, so, the whole weight of stand increases too greatly, and expenses such as assembly, transportation increase. In view of the above problems, it is necessary to improve the column structure of the gantry numerical control machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gantry numerical control machine tool stand through the atress condition of finite element analysis simulation stand during operation, has planned reasonable cross sectional shape for the stand part to and unique cloth muscle mode, aim at realizing that the stand is improved at the atress situation of in-service all directions, guarantee gantry numerical control machine tool machining precision's stability.

In order to achieve the purpose, the utility model provides a gantry numerical control machine tool upright post, which comprises an upright post body, wherein the upright post body is of a cavity structure; reinforcing rib assemblies are arranged on the inner side walls of the upright post bodies, reinforcing rib plates are arranged in the upright post bodies at intervals along the height direction of the upright post bodies, and the reinforcing rib plates are parallel to each other and connected with the inner side walls of the upright post bodies; still including strengthening the foot subassembly, strengthen the foot subassembly and locate stand body outside lower part.

The utility model discloses one of them preferred scheme does: the stand body includes left side board, right side board, front bezel, backplate, bottom plate and roof, left side board, right side board, front bezel, backplate, bottom plate and roof enclose to be synthesized the stand body.

The utility model discloses one of them preferred scheme does: the bottom plate is provided with a first mounting hole, and the lower parts of the left side plate, the right side plate, the front plate and the back plate are inwards provided with a first mounting groove matched with the first mounting hole in quantity.

The utility model discloses one of them preferred scheme does: the top plate is provided with a second mounting hole, and the upper parts of the left side plate, the right side plate, the front plate and the back plate are inwards provided with a second mounting groove matched with the second mounting hole in an inwards concave mode.

The utility model discloses one of them preferred scheme does: the reinforcing foot component comprises a front foot, and the front foot is arranged at the lower part of the front side of the front plate.

The utility model discloses one of them preferred scheme does: the reinforcing foot assembly further comprises a mounting frame and a plurality of reinforcing pieces, and the mounting frame is arranged on the front part of the front foot; the reinforcing pieces are arranged on the reinforcing feet at intervals, the lower parts of the reinforcing pieces are fixedly connected with the front feet, and one side part of each reinforcing piece is connected with the mounting frame.

The utility model discloses one of them preferred scheme does: and a third mounting hole is formed in the mounting frame.

The utility model discloses one of them preferred scheme does: the strengthening rib subassembly includes first strengthening rib and second strengthening rib, each inside wall of stand body all is equipped with along stand body direction of height middle part first strengthening rib, the second strengthening rib becomes the X shape, each inside wall of stand body is equipped with along stand body direction of height interval the second strengthening rib, the middle part of second strengthening rib with first strengthening rib is connected.

The utility model discloses one of them preferred scheme does: the reinforcing rib plates are X-shaped rib plates, and the side parts of the reinforcing rib plates are respectively connected with the inner side wall of the upright post body.

The utility model discloses one of them preferred scheme does: the side part of the upright post body is provided with a first upright post perforation and a second upright post perforation in a penetrating manner, 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.

The utility model discloses one of them preferred scheme does: the upright post body is integrally cast and formed, and the left side plate, the right side plate and the back plate are inwards concave to form a groove structure.

The utility model discloses one of them preferred scheme does: and 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 back plate.

The utility model provides a gantry numerical control machine tool stand's beneficial effect as follows: the upright post body is of a cavity structure, under the condition that the four walls of the upright post body are not thickened, the four walls in the upright post body are provided with the reinforcing rib assemblies and the reinforcing rib plates are connected with the four walls of the upright post body, so that the structural integrity of the four walls of the upright post is realized, and the structural rigidity of the upright post in all directions such as bending resistance, torsion resistance, compression resistance and the like is fully enhanced; the utility model discloses in, stand body lower part is equipped with strengthens foot subassembly, and the whole shape of stand is the L type to be convenient for its be connected with lathe bed and crossbeam, also full play its pillar effect in the middle of the gantry frame.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of a front-view three-dimensional structure of an embodiment of a column of the gantry numerical control machine tool of the present invention;

FIG. 2 is a schematic view of a back-view three-dimensional structure of an embodiment of a column of the gantry numerical control machine tool of the present invention;

FIG. 3 is a schematic diagram of the vertical section three-dimensional structure of the column of the numerical control gantry machine tool of the present invention;

FIG. 4 is a schematic diagram of a longitudinal section structure of an embodiment of a column of the gantry numerical control machine tool of the present invention;

the reference numbers illustrate:

100-upright post body, 101-front plate, 102-back plate, 103-bottom plate, 104-top plate, 111-first mounting hole, 112-first mounting groove, 113-second mounting hole, 114-second mounting groove, 115-first upright post through hole and 116-second upright post through hole;

200-a stiffener assembly, 201-a first stiffener, 202-a second stiffener;

300-reinforcing rib plate;

400-reinforcement foot assembly, 401-front foot, 402-mounting frame, 403-reinforcement, 404-third mounting hole;

500-a first mounting portion;

600-second mount portion.

Detailed Description

The technical solution 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, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

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 indicators (such as upper, lower, left, right, middle … …) in the embodiments are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed correspondingly; the terms "first," "second," and the like are used herein to distinguish one structural element from another. These terms are merely for convenience of description and simplicity of description, and are not to be construed as limiting the present invention.

Examples

The embodiment discloses a gantry numerical control machine tool stand column, which relates to the stand column structural design of a large gantry machine tool, and aims to improve the stress condition of the stand column in all directions in the work and ensure the stability of the machining precision of the gantry numerical control machine tool by simulating the stress condition of the stand column during the work through finite element analysis and planning a reasonable section shape and a unique rib arrangement mode for stand column parts.

The column of the gantry numerical control machine tool is one of key parts of the gantry numerical control machine tool and is a main bearing part of a gantry frame structure of the gantry numerical control machine tool. The stand sets up on the lathe bed of longmen digit control machine tool, specifically, be provided with the portal frame on the longmen digit control machine tool, the portal frame includes crossbeam and stand, both sides have all set firmly the digit control machine tool stand on the lathe bed, the lower part both ends of crossbeam body are fixed the upper portion that sets up at the stand respectively, be equipped with the processing platform on the lathe bed of longmen digit control machine tool, the crossbeam sets up in the top of processing platform, through setting up the processing agency on the crossbeam, if set up the processing main shaft on the crossbeam, thereby the realization is processed the work piece of placing on the processing platform, and the stand has then played the effect of support to the crossbeam.

The column of the gantry numerical control machine tool of the embodiment, referring to fig. 1 to 4, comprises a column body 100, wherein the column body 100 is a cavity structure; the inner side walls of the upright post body 100 are respectively provided with a reinforcing rib component 200, a plurality of reinforcing rib plates 300 are arranged in the upright post body 100 at intervals along the height direction of the upright post body, and the reinforcing rib plates 300 are parallel to each other and connected with the inner side walls of the upright post body 100; the column body 100 of the present embodiment is a hollow structure, and under the condition that the four walls of the column body 100 are not thickened, the four walls in the column body 100 are provided with the reinforcing rib assemblies 200 and the reinforcing rib plates 300 to be connected with the four walls of the column body 100, so that the structural integrity of the four walls of the column is realized, and the structural rigidity of the column in all directions, such as bending resistance, torsion resistance, compression resistance, etc., is fully enhanced.

The column of the gantry numerical control machine tool of the embodiment further comprises a reinforcing foot assembly 400, wherein the reinforcing foot assembly 400 is arranged at the lower part of the outer side of the column body 100; this embodiment is through strengthening foot subassembly 400 in the setting of stand body 100 lower part for the whole shape of stand is the L type, so that its and lathe bed and the beam be connected, make the supporting role of stand itself more stable, and this embodiment is specific, and the upper portion of stand is used for the fixed stay crossbeam, and the stand lower part is connected with the lathe bed of digit control machine tool, strengthens foot subassembly 400 and is connected with the workstation on the lathe bed, and full play stand pillar effect in the middle of the portal frame.

One of the preferred schemes in this embodiment is: the upright post body 100 comprises a left side plate, a right side plate, a front plate 101, a back plate 102, a bottom plate 103 and a top plate 104, wherein the left side plate, the right side plate, the front plate 101, the back plate 102, the bottom plate 103 and the top plate 104 enclose the upright post body 100. In this embodiment, the column body 100, the reinforcing rib assembly 200 and the reinforcing rib plate 300 disposed on the column body 100 are integrally cast, and are made of a metal alloy material by casting, and may be made of a gray cast iron material by casting; in this embodiment, the column body 100, the reinforcing rib assemblies 200 and the reinforcing rib plates 300 disposed on the column body 100 are integrally cast, or may be formed in other manners, for example, after the left side plate, the right side plate, the front plate 101, the back plate 102 and the reinforcing rib assemblies 200 are integrally cast, and then are connected and fixed with other structures by other manners such as welding; the top plate 104 of the column body 100 of the present embodiment is preferably a stiffened plate 300, and the bottom plate 103 may be set according to actual conditions, or the stiffened plate 300 may be selected.

One of the preferred schemes in this embodiment is: a first mounting hole 111 is formed in the bottom plate 103, the first mounting hole 111 is formed in the upper side portion of the bottom plate 103, and first mounting grooves 112, the number of which is matched with that of the first mounting hole 111, are concavely formed in the lower portions of the left side plate, the right side plate, the front plate 101 and the back plate 102; in this embodiment, the first mounting hole 111 is a threaded hole, the column bottom plate 103 can be fixed on the bed of the gantry numerical control machine tool by other threaded connectors such as bolts, the bolts can be prevented from being exposed on the outer side of the column body 100 by the first mounting groove 112, and the overall appearance is more attractive;

one of the preferred schemes in this embodiment is: a second mounting hole 113 is formed in the top plate 104, and second mounting grooves 114 matched with the second mounting hole 113 are concavely formed in the upper parts of the left side plate, the right side plate, the front plate 101 and the back plate 102; this embodiment sets up second mounting hole 113, be in order to fix the crossbeam of portal frame on the upper portion of stand, specific crossbeam body lower part both ends be equipped with the fixed mounting seat that second mounting hole 113 matches is equipped with the third mounting hole 404 that matches with second mounting hole 113 on the fixed mounting seat, can understand, second mounting hole 113 and third mounting hole 404 are the screw hole, can realize installing the crossbeam body on stand body 100 through other threaded connection spare such as with first mounting hole 111 and the 113 bolted connection of second mounting hole, can avoid the bolt to expose on the stand body 100 outside through second mounting groove 114, whole appearance is also more pleasing to the eye simultaneously.

One of the preferred schemes in this embodiment is: the reinforcing foot assembly 400 comprises a front foot 401, the front foot 401 is arranged at the lower part of the front side of the front plate 101, and the reinforcing foot assembly 400 can be integrally cast with the upright post body 100 or fixedly connected with the upright post through other connection modes; the front leg 401 of the present embodiment may be integrally molded with the pillar body 100 or connected to the pillar body 100 by welding, screwing, or the like. In this embodiment, a pair of columns is arranged on the bed of the gantry numerical control machine tool, the columns are arranged on two sides of the bed, two sides of the lower portion of the cross beam are respectively and fixedly arranged on the columns, in this embodiment, one surface, opposite to the columns, of the front plate 101 of the columns is provided, and the front feet 401 are arranged to enable the columns to be L-shaped integrally, so that the columns can be conveniently connected with the bed of the machine tool and the cross beam.

One of the preferred schemes in this embodiment is: the reinforced foot assembly 400 further comprises a mounting frame 402 and a plurality of reinforcing members 403, wherein the mounting frame 402 is arranged on the front part of the front foot 401, and in this embodiment, the mounting frame 402 is preferably arranged on the front part of the front foot 401 through bolt connection, and can also be arranged on the front part of the front foot 401 through welding or the like; the reinforcing members 403 are arranged on the reinforcing legs at intervals, the lower parts of the reinforcing members 403 can be fixedly connected with the front legs 401 through welding, and one side part of each reinforcing member 403 is fixedly connected with the mounting frame 402; in this embodiment, a third mounting hole 404 is formed on the mounting frame 402. In this embodiment, the reinforcing member 403 is in the shape of a right triangle, the right-angled side of the lower side of the reinforcing member 403 is fixedly connected to the front leg 401, and may be fixedly connected by welding or the like, and the right-angled side of the reinforcing member is fixedly connected to the mounting frame 402, and in this embodiment, the reinforcing member 403 may be integrally formed with the mounting frame 402 or fixedly connected by welding, and at the same time; the third mounting hole 404 is preferably a threaded mounting hole, so as to facilitate connection with a machining table on a bed of the gantry numerical control machine tool, and it can be understood that fourth mounting holes matched with the third mounting hole 404 are formed in two sides of the machining table, and the machining table can be fixedly connected through bolts, that is, the reinforcing foot assembly 400 and the machining table are fixedly connected, so that the overall supporting effect of the column on the gantry is more stable.

One of the preferred schemes in this embodiment is: the reinforcing rib assembly 200 comprises a first reinforcing rib 201 and a second reinforcing rib 202, the first reinforcing rib 201 is arranged in the middle of each inner side wall of the upright column body 100 along the height direction of the upright column body 100, the second reinforcing rib 202 is in an X shape, the second reinforcing ribs 202 are arranged in the middle of each inner side wall of the upright column body 100 along the height direction of the upright column body 100 at intervals, and the middle parts of the second reinforcing ribs 202 are connected with the first reinforcing ribs 201.

One of the preferred schemes in this embodiment is: the reinforcing rib plate 300 is an X-shaped rib plate, and the side parts of the reinforcing rib plate 300 are respectively connected with the inner side wall of the upright post body 100. Specifically, the reinforcing rib plate 300 is of a plate-shaped structure as a whole, the middle part of the reinforcing rib plate is provided with an X-shaped rib, and the reinforcing rib plate 300 is arranged at intervals along the height direction of the upright post body 100 and connected with each inner side wall of the upright post body 100 and the reinforcing rib assembly 200; the column body 100 of the embodiment is of a cavity structure, and under the condition that the four walls of the column body 100 are not thickened, the structural integrity of the column on the portal frame is realized through the arrangement mode of the reinforcing rib assemblies 200 and the reinforcing rib plates 300.

One of the preferred schemes in this embodiment is: a first upright post through hole 115 and a second upright post through hole 116 for moving the upright post body 100 and routing are arranged in the lateral part of the upright post body 100 in a penetrating manner, the first upright post through hole 115 is arranged at the upper end of the lateral part of the upright post body 100, and the second upright post through hole 116 is arranged at the lower end of the lateral part of the upright post body 100; the first upright post through hole 115 and the second upright post through hole 116 are arranged, so that the upright post body 100 can be moved conveniently, and if a lifting rope penetrates through the upright post through holes, the upright post can be lifted or moved; meanwhile, the first column perforation 115 and the second column perforation 116 can achieve the functions of pipe penetration, threading and the like.

One of the preferred schemes in this embodiment is: the left side plate, the right side plate and the back plate 102 are inwards concave to form a groove structure; a first mounting part 500 is arranged on the left side plate or the right side plate, and a second mounting part 600 is arranged on the back plate 102. This embodiment left side board, the right side board, stand backplate 102 indent forms groove structure, be for the convenience of processing it, and simultaneously, be equipped with first installation department 500 on left side board or the right side board groove structure, be equipped with second installation department 600 on stand backplate 102 groove structure, it is specific, groove structure on left side board or the right side board, and stand backplate 102 groove structure upper portion arch is equipped with the installation department, the thickness of installation department is generally about 5CM, through the screw hole of beating on the installation department, can be used for fixed other structural component, the first installation department 500 of this embodiment is used for fixed line box or other parts of walking, second installation department 600 is used for fixed tool magazine subassembly or other parts.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The column of the gantry numerical control machine tool comprises a column body (100), wherein the column body (100) is of a cavity structure; the method is characterized in that: reinforcing rib assemblies (200) are arranged on the inner side walls of the upright post body (100), reinforcing rib plates (300) are arranged in the upright post body (100) at intervals along the height direction of the upright post body, and the reinforcing rib plates (300) are parallel to each other and connected with the inner side walls of the upright post body (100); the upright post is characterized by further comprising a reinforcing foot component (400), wherein the reinforcing foot component (400) is arranged on the lower portion of the outer side of the upright post body (100).

2. The column of gantry numerical control machine tool according to claim 1, characterized in that: the upright post body (100) comprises a left side plate, a right side plate, a front plate (101), a back plate (102), a bottom plate (103) and a top plate (104), wherein the left side plate, the right side plate, the front plate (101), the back plate (102), the bottom plate (103) and the top plate (104) are enclosed to form the upright post body (100).

3. The column of gantry numerical control machine tool according to claim 2, characterized in that: the bottom plate (103) is provided with a first mounting hole (111), and the lower parts of the left side plate, the right side plate, the front plate (101) and the back plate (102) are concavely provided with first mounting grooves (112) matched with the first mounting hole (111) in quantity.

4. The column of gantry numerical control machine tool according to claim 2 or 3, characterized in that: and a second mounting hole (113) is formed in the top plate (104), and second mounting grooves (114) matched with the second mounting hole (113) are concavely formed in the upper parts of the left side plate, the right side plate, the front plate (101) and the back plate (102).

5. The column of gantry numerical control machine tool according to claim 2, characterized in that: the reinforcing foot assembly (400) comprises a front foot (401), and the front foot (401) is arranged at the lower part of the front side of the front plate (101).

6. The column of gantry numerical control machine tool according to claim 5, characterized in that: the reinforcing foot assembly (400) further comprises a mounting frame (402) and a plurality of reinforcing pieces (403), wherein the mounting frame (402) is arranged on the front part of the front foot (401); the reinforcing pieces (403) are arranged on the reinforcing feet at intervals, the lower parts of the reinforcing pieces (403) are fixedly connected with the front feet (401), and one side part of each reinforcing piece (403) is connected with the mounting frame (402).

7. The column of gantry numerical control machine tool according to claim 6, characterized in that: and a third mounting hole (404) is formed in the mounting frame (402).

8. The column of gantry numerical control machine tool according to claim 1, characterized in that: the reinforcing rib assembly (200) comprises a first reinforcing rib (201) and a second reinforcing rib (202), wherein each inner side wall of the stand body (100) is arranged along the middle part of the height direction of the stand body (100) and is provided with the first reinforcing rib (201), the second reinforcing rib (202) is in an X shape, each inner side wall of the stand body (100) is arranged along the height direction of the stand body (100) at intervals and is provided with the second reinforcing rib (202), and the middle part of the second reinforcing rib (202) is connected with the first reinforcing rib (201).

9. The column of gantry numerical control machine tool according to claim 1, characterized in that: the reinforcing rib plate (300) is an X-shaped rib plate, and the side parts of the reinforcing rib plate (300) are respectively connected with the inner side wall of the upright post body (100).

10. The column of gantry numerical control machine tool according to claim 1, characterized in that: the side of the upright post body (100) is provided with a first upright post through hole (115) and a second upright post through hole (116) which are used for moving the upright post body (100) and routing wires in a penetrating manner, the first upright post through hole (115) is arranged at the upper end of the side of the upright post body (100), and the second upright post through hole (116) is arranged at the lower end of the side of the upright post body (100).

11. The column of gantry numerical control machine tool according to claim 2, characterized in that: the upright post body (100) is integrally cast and formed, and the left side plate, the right side plate and the back plate (102) are inwards concave to form a groove structure.

12. The gantry numerical control machine tool column according to claim 11, wherein: and a first mounting part (500) is arranged on the left side plate or the right side plate, and a second mounting part (600) is arranged on the back plate (102).