CN218051323U

CN218051323U - Novel vertical machining center

Info

Publication number: CN218051323U
Application number: CN202221666884.0U
Authority: CN
Inventors: 陈锋; 杨毅镇; 吕小雨; 林扬波; 张定权
Original assignee: Xiamen Yangsen Nc Equipment Co ltd
Current assignee: Xiamen Yangsen Nc Equipment Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-16
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a novel vertical machining center, including lathe bed, base, saddle and workstation, the front end of lathe bed is equipped with the headstock, the headstock with the lathe bed passes through Z axle guide rail and connects, the base is located the headstock below, just be equipped with X axle guide rail on the base, saddle slidable mounting in on the X axle guide rail, just be equipped with Y axle guide rail on the saddle, workstation slidable mounting in on the Y axle guide rail. The utility model discloses vertical machining center simple structure, reasonable in design, it is invertd through the base, guarantees the support rigidity at saddle both ends to reduce the deflection, promote the precision; the saddle size reduces to reduce moving part weight, thereby promote the corresponding speed of lathe, and can further promote the precision, this novel vertical machining center overall precision can promote about 20%.

Description

Novel vertical machining center

Technical Field

The utility model relates to a machine tool machining technical field particularly, relates to a novel vertical machining center.

Background

The vertical machining center is a machining center with a main shaft in a vertical state, the main shaft is mostly a fixed upright column in a structural form, the workbench is rectangular, the axis of the main shaft is perpendicular to the workbench, and the vertical machining center is mainly suitable for machining complex parts such as plates, dies and small shells.

The base of the existing vertical machining center is usually arranged in the Y direction, the saddle is arranged on the base and arranged in the X direction (the Y direction stroke of the base is smaller than the X direction stroke of the saddle), and the workbench is arranged on the saddle. This structure has the following drawbacks: due to the restriction of the span (width) of the base, the head end and the tail end of the saddle are not supported, the rigidity is poor, and the precision of a processing plane of a product is poor due to rigid deformation; because the X-axis movement of the supporting workbench is needed, the size of the saddle is large, the weight is high, the inertia ratio of the machine tool is large, and the processing and positioning precision of the product is poor; the saddle length (X-direction size) is longer, needs the base to design four-track structure support, causes the lathe straightness accuracy to guarantee difficultly, and the processing resistance is big, can't reach high accuracy requirement.

In view of the above, the inventors of the present application have invented a novel vertical machining center.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, reasonable in design, can effectively promote the novel vertical machining center of machining precision.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel vertical machining center, includes lathe bed, base, saddle and workstation, the front end of lathe bed is equipped with the headstock, the headstock with the lathe bed passes through the Z axle guide rail and connects, the base is located the headstock below, just be equipped with X axle guide rail on the base, saddle slidable mounting in on the X axle guide rail, just be equipped with Y axle guide rail on the saddle, workstation slidable mounting in on the Y axle guide rail.

Furthermore, the number of the X-axis guide rails is three, and the X-axis guide rails are uniformly arranged on the base along the Y direction.

Furthermore, an X-direction screw rod for driving the saddle to move is arranged on the base and is positioned between the X-axis guide rails.

Furthermore, the number of the Y-axis guide rails is three, and the Y-axis guide rails are uniformly arranged on the saddle along the X direction.

Furthermore, a Y-direction screw rod for driving the workbench to move is arranged on the saddle and is positioned between the Y-axis guide rails.

Furthermore, the Z-axis guide rail, the X-axis guide rail and the Y-axis guide rail are all linear rails.

Furthermore, each of the Z-axis guide rail, the X-axis guide rail and the Y-axis guide rail is provided with three sliding blocks in sliding fit with the Z-axis guide rail, the X-axis guide rail and the Y-axis guide rail.

After the technical scheme is adopted, compared with the prior art, the utility model, have following advantage:

the vertical machining center has simple structure and reasonable design, and ensures the support rigidity at the two ends of the saddle by inverting the base, thereby reducing the deformation and improving the precision; the saddle size reduces to reduce moving part weight, thereby promote the corresponding speed of lathe, and can further promote the precision, this novel vertical machining center overall accuracy can promote about 20%.

Drawings

FIG. 1 is a schematic view of a vertical machining center of the present invention;

fig. 2 is another schematic view of the vertical machining center of the present invention.

Description of the reference numerals:

10-a lathe bed, 11-a spindle box, 12-a Z-axis guide rail,

20-base, 21-X axis guide rail, 22-X direction screw rod,

30-saddle, 31-Y-axis guide rail, 32-Y-direction screw rod,

40-a working table, wherein the working table is arranged on the working table,

50-sliding block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the present invention, but do not indicate or imply that the device or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.

Examples

Cooperation figure 1 to fig. 2 show, the utility model discloses a novel vertical machining center, including lathe bed 10, base 20, saddle 30 and workstation 40, the front end of lathe bed 10 is equipped with headstock 11, and headstock 11 includes vertical main shaft (Z axle direction), headstock 11 with lathe bed 10 passes through Z axle guide rail 12 and connects, base 20 is located headstock 11 below, just be equipped with X axle guide rail 21 on the base 20, saddle 30 slidable mounting in on the X axle guide rail 21, just be equipped with Y axle guide rail 31 on the saddle 30, workstation 40 slidable mounting in on the Y axle guide rail 31.

According to the vertical machining center, the existing Y-axis base 20 is inverted, so that the base 20 is arranged along the X direction, and the saddle 30 is arranged along the Y direction (the X-axis stroke is larger than the Y-axis stroke), so that two ends of the saddle 30 can be effectively supported, the stability of the workbench 40 is ensured, and the machining precision is ensured; in addition, with the structure, the size of the saddle 30 is reduced, so that the weight of the moving part is reduced, the response speed of the machine tool can be effectively increased, and the precision of the machine tool is further improved.

The number of the X-axis guide rails 21 is three, and the X-axis guide rails are uniformly arranged on the base 20 along the Y direction. The base 20 is provided with an X-direction screw rod 22 for driving the saddle 30 to move, and the X-direction screw rod is positioned between the X-axis guide rails 21. The X is to lead screw 22 drive saddle 30 and workstation 40 along the slip of X axle guide rail 21, and the even design that sets up of X axle guide rail 21 and the Y direction of three quantity effectively guarantees saddle 30 bottom atress support and distributes evenly to effectively improve stability, further guarantee the lathe precision.

The number of the Y-axis guide rails 31 is three, and the Y-axis guide rails are uniformly arranged on the saddle 30 in the X direction. And a Y-direction screw rod for driving the workbench 40 to move is arranged on the saddle 30, and the Y-direction screw rod 32 is positioned between the Y-axis guide rails 31. Y slides along Y axle guide rail 31 to lead screw drive workstation 40, and the design that the Y axle guide rail 31 of three quantity and the even setting of X direction effectively guarantees that the bottom atress of workstation 40 supports and distributes evenly to effectively improve stability, further guarantee the lathe precision.

The Z-axis guide rail 12, the X-axis guide rail 21 and the Y-axis guide rail 31 are all linear rails. And each of the Z-axis guide rail 12, the X-axis guide rail 21 and the Y-axis guide rail 31 has three sliders 50 slidably engaged therewith. The linear rails are small in friction coefficient, high in moving speed and high in precision, and meanwhile, three sliding blocks 50 are correspondingly arranged on each linear rail, namely the design of three linear rails and nine sliding blocks 50 between the saddle 30 and the base 20 is realized, and the design of three linear rails and nine sliding blocks 50 is also realized between the workbench 40 and the saddle 30, so that the stability and the speed of the saddle 30 or the workbench 40 during sliding are effectively improved, and the precision of a machine tool is further improved.

In the embodiment, the novel vertical machining center is simple in structure and reasonable in design, and the support rigidity of the two ends of the saddle is ensured by inverting the base by 90 degrees, so that the deformation is reduced, and the precision is improved; the saddle size corresponds and reduces to reduce removal part weight, thereby promote the corresponding speed of lathe, and can further promote the precision, this novel vertical machining center whole precision can promote about 20%, and the precision is changeed in the simultaneous processing, and accessory precision promotes and reaches 0.005-0.02 times.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a novel vertical machining center which characterized in that: the X-axis guide rail is arranged on the base, the saddle is slidably mounted on the X-axis guide rail, a Y-axis guide rail is arranged on the saddle, and the workbench is slidably mounted on the Y-axis guide rail.

2. A novel vertical machining center as claimed in claim 1, wherein: the number of the X-axis guide rails is three, and the X-axis guide rails are uniformly arranged on the base along the Y direction.

3. A novel vertical machining center as claimed in claim 2, wherein: the X-direction screw rod is arranged on the base and used for driving the saddle to move, and the X-direction screw rod is located between the X-axis guide rails.

4. A novel vertical machining center as claimed in claim 1, wherein: the number of the Y-axis guide rails is three, and the Y-axis guide rails are uniformly arranged on the saddle along the X direction.

5. The novel vertical machining center of claim 4, wherein: and a Y-direction lead screw for driving the workbench to move is arranged on the saddle, and the Y-direction lead screw is positioned between the Y-axis guide rails.

6. A novel vertical machining center as claimed in any one of claims 1 to 5, wherein: the Z-axis guide rail, the X-axis guide rail and the Y-axis guide rail are all linear rails.

7. The novel vertical machining center of claim 6, wherein: each Z-axis guide rail, each X-axis guide rail and each Y-axis guide rail are provided with three sliding blocks in sliding fit with the Z-axis guide rails, the X-axis guide rails and the Y-axis guide rails.