CN118023564A - Central-positioned symmetrical double-sided milling and boring machining center of main milling head - Google Patents
Central-positioned symmetrical double-sided milling and boring machining center of main milling head Download PDFInfo
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- CN118023564A CN118023564A CN202410438409.5A CN202410438409A CN118023564A CN 118023564 A CN118023564 A CN 118023564A CN 202410438409 A CN202410438409 A CN 202410438409A CN 118023564 A CN118023564 A CN 118023564A
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- 238000003754 machining Methods 0.000 claims abstract description 16
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Abstract
The invention discloses a center-mounted symmetrical double-sided milling and boring machining center of a main milling head, which relates to the technical field of numerical control machine tools. When the machining center is used for machining a workpiece, the workpiece to be machined needs to be fixed on a workbench, then the position of the stand column is adjusted, and because the main machine tool body is positioned at symmetrical positions on two sides of the workbench, the stand column moves left and right relative to the workbench on two sides of the workbench, and does not need to move back and forth along the workbench, so that the machining precision of numerical control double-sided milling and boring is improved.
Description
Technical Field
The invention relates to the technical field of numerical control machine tools, in particular to a center-arranged symmetrical double-sided milling and boring machining center of a main milling head.
Background
Numerical control double-sided milling and boring is a mechanical processing device which is mainly used for processing symmetrical workpieces such as bearing seats, gears, shells and the like. The working principle is that boring and milling operations are carried out on two sides of a workpiece simultaneously through two independent control main shafts. Numerical control double-sided milling and boring has important roles in the modern machining industry, and integrates the advantages of high precision, high efficiency, high rigidity and the like.
At present, the common numerical control double-sided milling and boring products in the market are mainly formed by arranging two numerical control horizontal milling and boring machines face to face. The X-axis and Y-axis coordinates of both of its principal axes are not identical (as shown in fig. 1). When machining coaxial-hole parts, the two main shafts need to be adjusted to the same position of the X axis and the Y axis, so that the machining precision of the parts can be ensured.
However, the inventors found that the above-mentioned prior art has at least the following drawbacks, and that when there is a deviation in the accuracy of the machine tool in the X/Y direction operation of the two spindles, the coaxiality error of the machined hole system increases, and the machining accuracy of the parts is not easily ensured. This may result in the machined part failing to meet design requirements, thereby affecting the performance of the overall machine. Therefore, how to improve the operation precision of the numerical control double-sided milling and boring and ensure the machining precision of parts is a current problem to be solved urgently.
Disclosure of Invention
The embodiment of the application improves the machining precision of the numerical control double-sided milling and boring by providing the center for machining the symmetrical double-sided milling and boring with the main milling head.
In order to solve the technical problems, the invention adopts the following technical scheme that the center-arranged symmetrical double-sided milling and boring machining center of the main milling head comprises a workbench, wherein host machine beds are symmetrically arranged on two sides of the workbench, upright posts are arranged above the two host machine beds, the upright posts can be close to or far away from the workbench along the host machine beds, and the main milling head capable of moving up and down along the upright posts is arranged on the upright posts.
When the machining center is used for machining a workpiece, the workpiece to be machined needs to be fixed on a workbench, then the position of the stand column is adjusted, and because the main machine tool body is positioned at symmetrical positions on two sides of the workbench, the stand column moves leftwards and rightwards relative to the workbench on two sides of the workbench, and therefore the stand column does not need to move forwards and backwards along the workbench, and further machining precision of numerical control double-sided milling and boring is improved.
Further, the workbench comprises a workbench body which can move relative to the workbench body; therefore, after the workpiece and the workbench body are relatively fixed, the position of the workbench body is adjusted.
Further, a T-shaped groove is formed in the workbench body.
Further, the moving direction of the workbench body is a first direction, the moving direction of the stand column is a second direction, the second direction is perpendicular to the first direction, the moving direction of the main milling head is a third direction, and the third direction is perpendicular to the first direction and the second direction.
Further, the workbench is a fixed workbench.
Further, a T-shaped groove is formed in the fixed workbench.
Further, the length direction of the workbench is a first direction, the moving direction of the upright post is a second direction, the second direction is perpendicular to the first direction, the moving direction of the main milling head is a third direction, and the third direction is perpendicular to the first direction and the second direction.
Further, the main machine body at two sides of the workbench is provided with a screw rod and a motor for driving the screw rod to rotate, and correspondingly, the bottom of the upright post is provided with a screw nut matched with the screw rod.
Further, the upright post is of a frame type structure, sliding rails are arranged on two sides of the interior of the upright post, and the sliding rails are matched with two sides of the main milling head; because the upright post adopts a closed frame structure, both sides of the main milling head are matched with the sliding rail, so that the high rigidity of the main shaft in the main milling head can be ensured.
Further, a square ram is arranged in the main milling head, a main shaft is arranged in the square ram, the main shaft moves in the square ram along the axial direction of the main shaft, and the axis of the main shaft is positioned on a symmetrical central plane of the box body of the upright post, which is symmetrical in the front-back direction; thereby, high stability of the operation of the spindle can be ensured.
According to the technical scheme, the invention has at least the following technical effects or advantages:
when the machining center is used for machining a workpiece, the workpiece to be machined needs to be fixed on a workbench, then the position of the stand column is adjusted, and because the main machine tool body is positioned at symmetrical positions on two sides of the workbench, the stand column moves leftwards and rightwards relative to the workbench on two sides of the workbench, and therefore the stand column does not need to move forwards and backwards along the workbench, and further machining precision of numerical control double-sided milling and boring is improved.
Drawings
For a clearer description of the technical solutions of the present invention, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained, without inventive effort, by a person skilled in the art, from these drawings:
FIG. 1 is a schematic diagram of a prior art double-sided milling and boring machining center;
Fig. 2 is a schematic structural view of the present invention.
Reference numerals illustrate: 1. the machine tool comprises a workbench body, a main machine body, a stand column, a main milling head and a main milling head.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, 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, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in this patent, other embodiments that may be obtained by one of ordinary skill in the art without making any inventive effort are within the scope of this patent.
Example 1
The invention discloses a center-mounted symmetrical double-sided milling and boring machining center of a main milling head, which comprises a workbench, wherein the workbench is used for supporting and fixing a workpiece to be machined. The two sides of the workbench are symmetrically provided with a main machine body 3, and the main machine body 3 is relatively fixed with the workbench. And the upper parts of the two main machine bodies 3 are respectively provided with a stand column 4, the stand columns 4 can be close to or far away from a workbench along the main machine bodies 3, and the stand columns 4 are provided with a main milling head 5 which can move up and down along the stand columns.
When the machining center is used for machining a workpiece, the workpiece to be machined needs to be fixed on a workbench, then the position of the upright post 4 is adjusted, and because the main machine tool body 3 is positioned at symmetrical positions on two sides of the workbench, the upright post 4 moves leftwards and rightwards relative to the workbench on two sides of the workbench, and therefore the upright post does not need to move forwards and backwards along the workbench, and further the running precision of numerical control double-sided milling and boring is improved.
In this embodiment, the workbench is a mobile workbench, and includes a workbench body 1 and a workbench body 2, as shown in fig. 2, the workbench body 2 can slide back and forth above the workbench body 1. The workbench body 2 is provided with a T-shaped groove for fixing a workpiece, so that after the workpiece is relatively fixed with the workbench body 2, the position of the workbench body 2 is adjusted.
Specifically, as shown in the figure, the moving direction of the table body 2 is defined as a first direction, i.e., the X-axis direction in fig. 2; the moving direction of the upright 4 is the second direction, namely the Z1 axis and Z2 axis directions in FIG. 2; the direction of movement of the main milling head 5 is the third direction, i.e. the Y1 and Y2 directions in fig. 2. The second direction is perpendicular to the first direction, and the third direction is perpendicular to the first direction and the second direction.
More specifically, the upright post 4 adopts screw transmission, as shown in fig. 2, the main machine body 3 at two sides of the workbench are provided with screws, and correspondingly, the bottom of the upright post 4 is provided with nuts matched with the screws. The axial direction of the screw is in the second direction, which acts to convert the rotary motion of the motor into linear motion, in order to control the position of the upright 4. Furthermore, a motor for driving the rotation of the screw is also mounted on the main body 3, and the motor may employ a stepping motor or a servo motor, thereby precisely controlling the rotation of the screw.
Preferably, the stand 4 is frame-type structure, and the inside both sides of stand 4 are provided with the slide rail, and the slide rail sets up in the inboard of stand 4, the both sides of main cutter head 5 with the slide rail cooperatees, can realize from this that the relative stand 4 of main cutter head 5 reciprocates. And because the two sides of the main milling head 5 are matched with the sliding rail on the inner side of the upright post 4, the high rigidity of the main shaft can be ensured.
In addition, a square ram is arranged in the main milling head 5, a main shaft is arranged in the square ram, the main shaft moves in the square ram along the axial direction of the main shaft, and the axis of the main shaft is positioned on a symmetrical central plane of the front-back direction of the box body of the upright post 4. Thereby, high stability of the operation of the spindle can be ensured.
Example two
The embodiment is basically the same as the first embodiment, except that the table may also be a fixed table, and a T-shaped groove for positioning the workpiece is provided on the upper surface of the fixed table.
In the description of the present invention, the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "vertical," "horizontal," and the like, if any, refer to an orientation or positional relationship based on that shown in the drawings, merely to describe the present invention and do not require that the present invention be constructed or operated in a particular orientation and therefore should not be construed as limiting the present invention. "connected" and "connected" in the present invention are to be understood broadly, and may be, for example, connected or detachably connected; the connection may be direct or indirect through intermediate members, and the specific meaning of the terms may be understood in detail by those skilled in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a put formula symmetry double-sided milling boring machining center of main cutter head, includes the workstation, and its characterized in that, the bilateral symmetry of workstation is provided with host computer lathe bed (3), and the top of two host computer lathe beds (3) all is provided with stand (4), and stand (4) can be close to or keep away from the workstation along host computer lathe bed (3), installs on stand (4) can follow main cutter head (5) of its reciprocates.
2. A centre-set symmetrical double sided milling and boring machining centre for a milling head according to claim 1, wherein the table comprises a table body (1) and a table body (2) movable relative to the table body (1).
3. A centre-set symmetrical double sided milling and boring machining centre for a main milling head according to claim 2, wherein the table body (2) is provided with a T-shaped slot.
4. A center symmetrical double-sided milling and boring machining center with a main milling head according to claim 3, characterized in that the moving direction of the table body (2) is a first direction, the moving direction of the column (4) is a second direction perpendicular to the first direction, the moving direction of the main milling head (5) is a third direction perpendicular to the first direction and the second direction.
5. The center-mounted symmetrical double-sided milling and boring machining center of a main milling head according to claim 1, wherein the workbench is a fixed workbench.
6. A center-mounted symmetrical double-sided milling and boring machining center with a main milling head as claimed in claim 5, wherein the fixed table is provided with a T-shaped slot.
7. The center of claim 6, wherein the length direction of the table is a first direction, the moving direction of the column (4) is a second direction, the second direction is perpendicular to the first direction, the moving direction of the main milling head (5) is a third direction, and the third direction is perpendicular to the first direction and the second direction.
8. The center of any one of claims 1 to 7, wherein the main machine beds (3) on both sides of the worktable are respectively provided with a screw rod and a motor for driving the screw rod to rotate, and correspondingly, the bottoms of the upright posts (4) are provided with nuts matched with the screw rods.
9. The center of claim 8, wherein the upright (4) has a frame structure, and sliding rails are arranged on two sides of the inside of the upright (4) and are matched with two sides of the main milling head (5).
10. The center-mounted symmetrical double-sided milling and boring machining center of the main milling head according to claim 9, wherein a square ram is arranged in the main milling head (5), a main shaft is arranged in the square ram, the main shaft moves axially in the square ram, and the axle center of the main shaft is positioned on a central symmetry plane of the front-rear direction symmetry of the box body of the upright post (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410438409.5A CN118023564A (en) | 2024-04-12 | 2024-04-12 | Central-positioned symmetrical double-sided milling and boring machining center of main milling head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410438409.5A CN118023564A (en) | 2024-04-12 | 2024-04-12 | Central-positioned symmetrical double-sided milling and boring machining center of main milling head |
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| CN118023564A true CN118023564A (en) | 2024-05-14 |
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| CN202410438409.5A Pending CN118023564A (en) | 2024-04-12 | 2024-04-12 | Central-positioned symmetrical double-sided milling and boring machining center of main milling head |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB613848A (en) * | 1944-12-20 | 1948-12-03 | Otto Schaerer | Improvements in or relating to horizontal drilling, boring and milling machines |
| SU539696A1 (en) * | 1975-03-28 | 1976-12-25 | Специальное Конструкторское Бюро Расточных Станков | Double side boring machine |
| DE4016480A1 (en) * | 1990-05-22 | 1991-11-28 | Gustav Weeke Maschinenbau Gmbh | Drilling-milling machine spindle unit - is designed partic. for use on flat sheets and has cylinders to move spindles vertically inside central bores of gear wheels of drive |
| CN2470046Y (en) * | 2001-02-28 | 2002-01-09 | 芜湖重型机床股份有限公司 | Milling and boring machine tool |
| CN200988139Y (en) * | 2006-09-22 | 2007-12-12 | 芜湖恒升重型机床有限责任公司 | Digital control double side planing table type grinding and boring machine |
| CN101698245A (en) * | 2009-11-06 | 2010-04-28 | 芜湖日升重型机床有限公司 | Double-side floor milling-boring machine with square ram |
| CN202343978U (en) * | 2011-11-29 | 2012-07-25 | 常州市三利精机有限公司 | Closed frame type horizontal double-faced numerical control boring miller |
| CN114290059A (en) * | 2021-12-20 | 2022-04-08 | 济南二机床集团有限公司 | Numerical control double-sided horizontal milling and boring flexible machining device |
| CN117704935A (en) * | 2023-12-18 | 2024-03-15 | 通用技术齐齐哈尔二机床有限责任公司 | Method for checking opposite precision of opposite numerical control floor type milling and boring machine |
-
2024
- 2024-04-12 CN CN202410438409.5A patent/CN118023564A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB613848A (en) * | 1944-12-20 | 1948-12-03 | Otto Schaerer | Improvements in or relating to horizontal drilling, boring and milling machines |
| SU539696A1 (en) * | 1975-03-28 | 1976-12-25 | Специальное Конструкторское Бюро Расточных Станков | Double side boring machine |
| DE4016480A1 (en) * | 1990-05-22 | 1991-11-28 | Gustav Weeke Maschinenbau Gmbh | Drilling-milling machine spindle unit - is designed partic. for use on flat sheets and has cylinders to move spindles vertically inside central bores of gear wheels of drive |
| CN2470046Y (en) * | 2001-02-28 | 2002-01-09 | 芜湖重型机床股份有限公司 | Milling and boring machine tool |
| CN200988139Y (en) * | 2006-09-22 | 2007-12-12 | 芜湖恒升重型机床有限责任公司 | Digital control double side planing table type grinding and boring machine |
| CN101698245A (en) * | 2009-11-06 | 2010-04-28 | 芜湖日升重型机床有限公司 | Double-side floor milling-boring machine with square ram |
| CN202343978U (en) * | 2011-11-29 | 2012-07-25 | 常州市三利精机有限公司 | Closed frame type horizontal double-faced numerical control boring miller |
| CN114290059A (en) * | 2021-12-20 | 2022-04-08 | 济南二机床集团有限公司 | Numerical control double-sided horizontal milling and boring flexible machining device |
| CN117704935A (en) * | 2023-12-18 | 2024-03-15 | 通用技术齐齐哈尔二机床有限责任公司 | Method for checking opposite precision of opposite numerical control floor type milling and boring machine |
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