CN210938101U - Horizontal machine tool with zero-suspension sliding seat structure - Google Patents
Horizontal machine tool with zero-suspension sliding seat structure Download PDFInfo
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- CN210938101U CN210938101U CN201921492601.3U CN201921492601U CN210938101U CN 210938101 U CN210938101 U CN 210938101U CN 201921492601 U CN201921492601 U CN 201921492601U CN 210938101 U CN210938101 U CN 210938101U
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Abstract
The utility model relates to a horizontal lathe with zero slide structure that dangles aims at providing the box horizontal lathe structure in the stand rigidity height, the little and controllable case of deflection. The X-axis numerical control lathe consists of a lathe bed, a stand column, a sliding seat, a spindle box and a workbench, wherein the workbench and the stand column are sequentially arranged on the lathe bed from front to back; the main spindle box is arranged on the sliding seat, can move along the X-axis direction along with the sliding seat on one hand, and can move up and down along the Y-axis direction on the other hand; the stand is L-shaped and comprises a horizontal end and a vertical end, the horizontal end is fixed on the bed body, the horizontal end and the vertical end are both provided with an X-axis guide rail along the X-axis direction, the sliding seat acts on the X-axis guide rail through a plurality of X-axis sliding blocks arranged at the bottom and the rear side of the sliding seat respectively, and the sliding seat moves along the X-axis guide rail under the action of an X-axis driving device.
Description
Technical Field
The utility model belongs to the machining field, in particular to horizontal lathe with zero slide structure that dangles.
Background
With the development of equipment manufacturing industry in China, the precision horizontal machining center is more and more favored by the market. The field of horizontal machining centers mainly has two typical structures, one is a movable column structure, and the other is a frame structure, namely a box-in-box structure.
In order to prevent the vertical column from generating displacement and deformation under the action of cutting force, the vertical column is generally high in mass, and the heavy vertical column cannot realize high speed and acceleration, so that the overall dynamic characteristic of the machine tool is poor. The novel concept of the column ladder structure design reduces the weight of the column, enhances the capability of resisting Z-direction cutting force, but has the problems that the main shaft cannot be too long, otherwise, the Y-axis moves to the lower part to interfere with the column, and certain requirements are also met for the height of the workbench, so that higher rigidity cannot be achieved.
The box-type horizontal machining center in the box adopts a structural form that the upright post is fixed and the slide seat drives the main spindle box to move, improves the static rigidity and the dynamic rigidity of the upright post, lightens the weight of a moving part, has the advantages of small thermal deformation, high rigidity, good dynamic characteristic and the like, can meet the high-speed and high-precision machining requirements of a numerical control machine tool, and therefore becomes a mainstream structure of the horizontal machine tool.
As shown in fig. 1, in the existing box-in-box type horizontal machine tool, the driving support structures of the slide are all disposed on the rear side of the slide, and are equivalent to that the cantilever of the X-axis moving part is mounted on the column, and the gravity of the driving support structures can generate an overturning moment on the column, so that the column is deformed, in addition, the spindle box moves up and down on the slide, the cutting force of the tool can also generate an overturning moment on the column, and the overturning moment is a variable, so that the deformation of the column is uncontrollable, and the improvement of the precision and the dynamic performance of the machine tool is affected.
Disclosure of Invention
An object of the utility model is to overcome prior art not enough, provide a box horizontal lathe structure in the controllable case of stand rigidity height, deflection are little and the deflection.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a horizontal machine tool with a zero-suspension sliding seat structure comprises a machine tool body, a stand column, a sliding seat, a spindle box and a workbench, wherein the workbench and the stand column are sequentially arranged on the machine tool body from front to back; the main spindle box is arranged on the sliding seat, can move along the X-axis direction along with the sliding seat on one hand, and can move up and down along the Y-axis direction on the other hand; the stand is L-shaped and comprises a horizontal end and a vertical end, the horizontal end is fixed on the bed body, the horizontal end and the vertical end are both provided with an X-axis guide rail along the X-axis direction, the sliding seat acts on the X-axis guide rail through a plurality of X-axis sliding blocks arranged at the bottom and the rear side of the sliding seat respectively, and the sliding seat moves along the X-axis guide rail under the action of an X-axis driving device.
According to the horizontal machine tool with the zero-suspension sliding seat structure, the machine tool body is provided with the rotating table, the rotating table acts on the machine tool body through the Z-axis guide rail and the Z-axis sliding block, and can reciprocate along the Z-axis direction under the action of the Z-axis driving device; the workbench is arranged on the rotating platform and can rotate around the center of the rotating platform under the driving of the rotating platform.
According to the horizontal machine tool with the zero-suspension sliding seat structure, the spindle box is arranged on the sliding seat through the Y-axis guide rail and the Y-axis sliding block and moves back and forth along the Y-axis direction under the action of the Y-axis driving device.
According to the horizontal machine tool with the zero-suspension sliding seat structure, the vertical end of the upright column can be of an enclosed wall structure or a frame structure.
When the horizontal machine tool is of a synchronous double-drive structure, the X-axis drive device comprises a first X-axis drive and a second X-axis drive, the first X-axis drive is arranged at the upper part of the vertical end of the upright column, and the second X-axis drive can be arranged at the lower part of the vertical end of the upright column or at the horizontal end of the upright column.
According to the horizontal machine tool with the zero-suspension sliding seat structure, the sliding seat is provided with the ram, the ram is mounted with the sliding seat through the Y-axis guide rail and the Y-axis sliding block and can reciprocate along the Y-axis direction under the action of the Y-axis driving device; the main spindle box is arranged on the ram through a Z-axis guide rail and a Z-axis slide block and can reciprocate along the Z-axis direction under the action of a Z-axis driving device.
Above-mentioned horizontal lathe with zero slide structure that dangles, be provided with the revolving stage on the lathe bed, the rotation center of revolving stage is fixed in on the lathe bed, and the workstation is installed on the revolving stage, can rotate around the revolving stage center under the revolving stage drives.
Above-mentioned horizontal lathe with zero slide structure that dangles, the vertical end of stand is hollow frame construction, and X axle drive arrangement is synchronous dual drive structure, and X axle drive arrangement contains first X axle drive and second X axle drive promptly, and first X axle drive sets up in the upper portion of stand vertical end, and second X axle drive can set up in the lower part of stand vertical end or set up in the stand horizontal end.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses an optimize the overall arrangement form of X axle guide rail, realized the barycenter of X axle moving part and supported, eliminated because X axle moving part dangles and to the moment of overturning that the stand produced, reduced the deflection of stand greatly, promoted the stand quiet, move rigidity to and the dynamic characteristic of X axle.
Drawings
Fig. 1 is a schematic view of a conventional horizontal machine tool mechanism.
Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 3 is a schematic view of the layout structure of the X-axis guide rail according to embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of embodiment 2 of the present invention.
Fig. 5 is a schematic view of the layout structure of the X-axis guide rail according to embodiment 2 of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1.
With reference to fig. 2 and 3, the utility model discloses a horizontal machine tool with zero slide structure that dangles comprises lathe bed 1, stand 2, slide 3, headstock 4, revolving stage 5, workstation 6, X axle guide rail 7, X axle slider 8, X axle drive arrangement 9, Y axle guide rail 10, Y axle slider 11, Y axle drive arrangement 12, Z axle guide rail 13, Z axle slider 14 and Z axle drive arrangement 15. The upright post 2 is of an L-shaped structure and comprises a horizontal end and a vertical end, the horizontal end is fixed on the lathe bed 1, and the vertical end is positioned at the rear side of the horizontal end and is of a wall structure; x-axis guide rails 7 are respectively fixed on the upper end face of the horizontal end and the inner side face of the vertical end of the upright post 2, and the sliding seat 3 acts on the three X-axis guide rails 7 through X-axis sliding blocks 8 arranged on the bottom face and the rear side face of the sliding seat respectively and can reciprocate along the X-axis direction under the action of an X-axis driving device 9. The headstock 4 is mounted on the front end of the slide 3 via a Y-axis guide rail 10 and a Y-axis slider 11, and is reciprocated in the Y-axis direction by a Y-axis drive device 12. The rotating platform 5 is arranged on the machine body through a Z-axis guide rail 13 and a Z-axis slide block 14 and can reciprocate along the Z-axis direction under the action of a Z-axis driving device 15; the worktable 6 is mounted on the rotary table 5, and on one hand, can reciprocate along the Z-axis direction along with the rotary table, and on the other hand, can rotate around the center of the rotary table under the driving of the rotary table 5.
Example 2.
With reference to fig. 4 and 5, the utility model discloses a horizontal machine tool with zero slide structure that dangles comprises lathe bed 1, stand 2, slide 3, headstock 4, revolving stage 5, workstation 6, X axle guide 7, X axle slider 8, first X axle drive 91, second X drive 92, Y axle guide 10, Y axle slider 11, Y axle drive 12, Z axle guide 13, Z axle slider 14, Z axle drive 15 and ram 16. The upright post 2 is of an L-shaped structure and comprises a horizontal end and a vertical end, the horizontal end is fixed on the lathe bed 1, and the vertical end is positioned at the rear side of the horizontal end and is of a hollow frame structure; the X-axis guide rails 7 are respectively fixed on the upper end face of the horizontal end of the upright post 2 and the upper part of the inner side face of the vertical end, the sliding seat 3 acts on the two X-axis guide rails 7 through X-axis sliding blocks 8 arranged at the bottom and the rear side of the sliding seat respectively, and can reciprocate along the X-axis direction under the synchronous action of the first X-axis driver 91 and the second X-axis driver 92. The main spindle box 4 is arranged on a ram 16 through a Z-axis guide rail 13 and a Z-axis slider 14 and can reciprocate along the Z-axis direction under the action of a Z-axis driving device 15; the ram 16 is mounted on the slide base 3 via the Y-axis guide rail 10 and the Y-axis slider 11, and is reciprocated in the Y-axis direction by the Y-axis driving device 12. The rotating center of the rotating table 5 is fixed on the lathe bed 1, and the working table 6 is arranged on the rotating table 5 and can rotate around the rotating center under the driving of the rotating table 5.
The utility model discloses a design of L type stand has optimized the overall arrangement of X axle guide rail, supports through setting up X axle guide rail in X axle moving parts bottom, can eliminate because the X axle moving parts dangles and the adverse effect that brings to the support position of X axle guide rail can be confirmed according to X axle moving parts's barycenter, realizes that X axle moving parts's zero dangles, effectively eliminates because X axle moving parts dangles and to the moment of overturning that the stand produced, reduces the deflection of stand greatly.
Although the present invention has been described in detail, the present invention is not limited thereto, and those skilled in the art can make various modifications according to the principle of the present invention. Therefore, modifications made in accordance with the principles of the present invention should be understood to fall within the scope of the present invention.
Claims (8)
1. A horizontal machine tool with a zero-suspension sliding seat structure comprises a machine tool body, a stand column, a sliding seat, a spindle box and a workbench, wherein the workbench and the stand column are sequentially arranged on the machine tool body from front to back; the main spindle box is arranged on the sliding seat, can move along the X-axis direction along with the sliding seat on one hand, and can move up and down along the Y-axis direction on the other hand; the X-axis sliding seat is characterized in that the stand column is of an L-shaped structure and comprises a horizontal end and a vertical end, the horizontal end is fixed on the bed body, X-axis guide rails are arranged at the horizontal end and the vertical end along the X-axis direction, the sliding seat acts on the X-axis guide rails through a plurality of X-axis sliding blocks arranged at the bottom and the rear side of the sliding seat respectively, and the sliding seat moves along the X-axis guide rails under the action of an X-axis driving device.
2. The horizontal machine tool with the zero-overhang sliding seat structure as claimed in claim 1, wherein a rotating table is arranged on the machine tool body, acts on the machine tool body through a Z-axis guide rail and a Z-axis sliding block, and can move back and forth along the Z-axis direction under the action of a Z-axis driving device; the workbench is arranged on the rotating platform and can rotate around the center of the rotating platform under the driving of the rotating platform.
3. A horizontal machine tool having a zero overhang slide structure according to claim 2, wherein said headstock is mounted on the slide by means of a Y-axis guide rail and a Y-axis slide block, and is reciprocated in the Y-axis direction by a Y-axis driving unit.
4. The horizontal machine tool with zero overhang sliding seat structure according to claim 3, wherein the vertical end of the upright column can be an enclosed wall structure or a frame structure.
5. The horizontal machine tool with zero overhang sliding seat structure according to claim 1, 2 or 3, wherein the X-axis driving device can be a single driving structure or a synchronous dual driving structure, and when the X-axis driving device is a synchronous dual driving structure, the X-axis driving device comprises a first X-axis drive and a second X-axis drive, the first X-axis drive is arranged at the upper part of the vertical end of the upright column, and the second X-axis drive can be arranged at the lower part of the vertical end of the upright column or at the horizontal end of the upright column.
6. The horizontal machine tool with the zero-suspension sliding seat structure as claimed in claim 1, wherein a ram is arranged on the sliding seat, is mounted with the sliding seat through a Y-axis guide rail and a Y-axis sliding block and can reciprocate along the Y-axis direction under the action of a Y-axis driving device; the main spindle box is arranged on the ram through a Z-axis guide rail and a Z-axis slide block and can reciprocate along the Z-axis direction under the action of a Z-axis driving device.
7. The horizontal machine tool with zero overhang sliding base structure according to claim 6, wherein a rotating table is disposed on the machine body, the rotating center of the rotating table is fixed on the machine body, and the working table is mounted on the rotating table and can rotate around the rotating center under the driving of the rotating table.
8. The horizontal machine tool with zero overhang slide carriage structure of claim 7, wherein the vertical end of the column is hollow frame structure, and the X-axis driving device is synchronous dual-driving structure, that is, the X-axis driving device comprises a first X-axis drive and a second X-axis drive, the first X-axis drive is disposed at the upper part of the vertical end of the column, and the second X-axis drive can be disposed at the lower part of the vertical end of the column or disposed at the horizontal end of the column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492601.3U CN210938101U (en) | 2019-09-09 | 2019-09-09 | Horizontal machine tool with zero-suspension sliding seat structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921492601.3U CN210938101U (en) | 2019-09-09 | 2019-09-09 | Horizontal machine tool with zero-suspension sliding seat structure |
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| CN210938101U true CN210938101U (en) | 2020-07-07 |
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| CN201921492601.3U Active CN210938101U (en) | 2019-09-09 | 2019-09-09 | Horizontal machine tool with zero-suspension sliding seat structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453923A (en) * | 2019-09-09 | 2021-03-09 | 北京精雕科技集团有限公司 | Horizontal machine tool with zero-suspension sliding seat structure |
| CN114055183A (en) * | 2020-07-29 | 2022-02-18 | 河北航天振邦精密机械有限公司 | Integral stand column of multi-dimensional machine tool |
-
2019
- 2019-09-09 CN CN201921492601.3U patent/CN210938101U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453923A (en) * | 2019-09-09 | 2021-03-09 | 北京精雕科技集团有限公司 | Horizontal machine tool with zero-suspension sliding seat structure |
| CN114055183A (en) * | 2020-07-29 | 2022-02-18 | 河北航天振邦精密机械有限公司 | Integral stand column of multi-dimensional machine tool |
| CN114055183B (en) * | 2020-07-29 | 2024-03-26 | 河北航天振邦精密机械有限公司 | Integral upright post of multi-dimensional machine tool |
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