CN211540248U - Precision numerical control machine tool damping table top and precision numerical control machine tool - Google Patents
Precision numerical control machine tool damping table top and precision numerical control machine tool Download PDFInfo
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- CN211540248U CN211540248U CN201922215840.0U CN201922215840U CN211540248U CN 211540248 U CN211540248 U CN 211540248U CN 201922215840 U CN201922215840 U CN 201922215840U CN 211540248 U CN211540248 U CN 211540248U
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- guide rail
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Abstract
The application discloses precision numerical control machine tool shock attenuation mesa and precision numerical control machine tool, the shock attenuation mesa includes: the sliding table comprises a table top and a guide rail, wherein a first sliding block, a second sliding block and a third sliding block are arranged on the bottom surface of the table top at intervals, and the first sliding block, the second sliding block and the third sliding block are arranged at intervals along the transverse direction of the table top; the first sliding block, the second sliding block and the third sliding block slide in respective guide rails; the second slide block is arranged on the middle point of the distance between the first slide block and the second slide block. The structure is simple, the sliding block is additionally arranged below the table board, the supporting rigidity of the table board is increased, and the external force vertical to the table board can be effectively shared.
Description
Technical Field
The application relates to a precision numerical control machine tool damping table top and a precision numerical control machine tool, and belongs to the technical field of high-grade numerical control equipment and numerical control machining.
Background
The precision numerical control machine tool is a numerical control machine tool with the machining precision within the range of 0.004-0.01mm, the numerical control machine tool comprises a precision mechanical part and an electrical part, and the machine tool is used for controlling the mechanical part to precisely machine a device through the electrical part.
The existing machine tool table top is often subjected to the action of bearing the downward external force of a vertical table top for a long time due to high requirements on machining precision and high manufacturing cost of a machine tool, and the transverse length of the table top is long, and the transverse distance between supporting seats on the bottom surface of the table top is large, so that the flatness of the table top is easy to change under the action of the external force, and the operation stability of the table top is further influenced. With the prolonged service life, the precision of the parts is reduced or the required precision can not be achieved by adopting a machine tool with a deformed table top.
SUMMERY OF THE UTILITY MODEL
The application provides a precision numerical control machine tool shock attenuation mesa and precision numerical control machine tool for solving above-mentioned technical problem.
The application provides accurate digit control machine tool shock attenuation mesa includes: the sliding table comprises a table top and a guide rail, wherein a first sliding block, a second sliding block and a third sliding block are arranged on the bottom surface of the table top at intervals, and the first sliding block, the second sliding block and the third sliding block are arranged at intervals along the transverse direction of the table top;
the first sliding block, the second sliding block and the third sliding block slide in respective guide rails;
the second slide block is arranged on the middle point of the distance between the first slide block and the second slide block.
Preferably, the guide rails include a first guide rail, a second guide rail and a third guide rail;
the first sliding block slides in the first guide rail;
the second sliding block slides in the second guide rail;
the third sliding block slides in the third guide rail;
the first guide rail, the second guide rail and the third guide rail are transversely arranged on the supporting seat at equal intervals;
the first guide rail, the second guide rail and the third guide rail are arranged in parallel to the side edge of the table board.
Preferably, the second slider is disposed between the first slider and the third slider near the first slider.
Preferably, the table top comprises: the bottom surface of the bearing surface is fixedly connected with the top surface of the mounting seat;
the bottom surface of the mounting seat is provided with a boss, and the first sliding block and the third sliding block are symmetrically arranged on the bottom surface of the boss;
the second slider is arranged in the middle of the bottom surface of the boss.
Preferably, the table further comprises a clamp, and the clamp is arranged on the top surface of the table top.
Preferably, the jig comprises: the hydraulic clamping device comprises a first hydraulic driver, a second hydraulic driver, a first clamping arm and a second clamping arm, wherein the first hydraulic driver is fixedly connected with the outer wall of the first clamping arm through a driving rod;
the second hydraulic driver is fixedly connected with the outer wall of the second clamping arm through the driving rod.
Preferably, the method comprises the following steps: the table top is symmetrically provided with the first stop block and the second stop block by taking the central axis of the table top as a symmetry axis;
the first stop block is arranged on the inner side of the first clamping arm;
the second stop block is arranged on the inner side of the second clamping arm.
Preferably, the first clip arm includes: the first support arm and the first spacing arm, the first support arm of first spacing perpendicular sets up on the top lateral wall of first support arm, and the perpendicular mesa of first support arm slides and sets up on the mesa.
Preferably, the second clip arm includes: the second limiting arm is arranged on the side wall of the top of the second supporting arm and is vertical to the second supporting arm, and the second supporting arm is arranged on the table top in a sliding mode and is vertical to the table top;
the extending end of the first limiting arm faces the second limiting arm and is spaced from the extending end of the second limiting arm, and a cavity is defined between the first supporting arm and the second supporting arm.
Another aspect of the present application is directed to a precision numerical control machine tool, comprising: the damping table-board of the precision numerical control machine tool is as above.
The beneficial effects that this application can produce include:
1) the application provides a precision numerical control machine tool shock attenuation mesa, simple structure through increase the slider in mesa below, increases mesa support rigidity, can effectively share the external force of perpendicular mesa, reduces the vibration of mesa on the guide rail system in the operation, has improved processingquality, extension vibration condition under the handle life-span to the processing stationarity and the machining precision of part under the protection mesa receives the external force condition for a long time.
2) The application provides a precision numerical control machine tool, the machining precision satisfies the requirement, and the mesa does not vertically take place vibrations, extension cutter life in the course of working simultaneously.
Drawings
FIG. 1 is a schematic partial sectional view of a shock absorbing table top of a precision numerical control machine tool according to the present application;
FIG. 2 is a schematic view of a structure of a precision numerical control machine tool damping table provided by the present application, illustrating a fixture arranged on the damping table;
illustration of the drawings:
110. a bearing surface; 120. a mounting seat; 210. a first slider; 220. a second slider; 230. a third slider; 310. a first hydraulic driver; 320. a first clamp arm; 321. a first stopper; 340. A second clamp arm; 341. a second stopper; 330. and a second hydraulic driver.
Detailed Description
The present application will be described in detail with reference to examples, but the present application is not limited to these examples.
Referring to fig. 1, the present application provides a precision numerically controlled machine tool, comprising: the table top is provided with a first sliding block 210, a second sliding block 220 and a third sliding block 230 at intervals on the bottom surface. The first slider 210, the second slider 220, and the third slider 230 are spaced laterally along the table top. And further includes guide rails in which the first slider 210, the second slider 220, and the third slider 230 slide. The sliding block can provide longitudinal supporting force for the table top, is particularly suitable for the table top with the length of 2m, and has the optimal supporting effect when the supporting effect is exerted on the table top.
The motor is arranged on the end face of the table top and drives the table top to move along the guide rail.
In a particular embodiment, the guide rails include a first guide rail, a second guide rail, and a third guide rail. The first slider 210 slides within the first rail. The second slider 220 slides in the second guide rail; the third slider 230 slides within the third rail. The first guide rail, the second guide rail and the third guide rail are transversely installed on the supporting seat at equal intervals. The first guide rail, the second guide rail and the third guide rail are arranged in parallel to the side edge of the table board.
The second slider 220 is mounted at the midpoint of the distance between the first slider 210 and the second slider 220. The external force F can be well dispersed according to the arrangement.
More preferably, the second slider 220 is disposed between the first slider 210 and the third slider 230 near the first slider 210. The dispersion effect is optimal at this time.
In a particular embodiment, the mesa includes: the bottom surface of the bearing surface 110 is fixedly connected with the top surface of the mounting seat 120, a boss is arranged on the bottom surface of the mounting seat 120, and the first slider 210 and the third slider 230 are symmetrically arranged on the bottom surface of the boss; the second slider 220 is disposed in the middle of the bottom surface of the boss.
Referring to fig. 2, in order to fix the workpiece to be processed, a clamp is disposed on the top surface of the table top provided by the present application. In a specific embodiment, the clamp includes a first hydraulic driver 310, a second hydraulic driver 330, a first clamping arm 320, and a second clamping arm 340, wherein the first hydraulic driver 310 is fixedly connected to an outer wall of the first clamping arm 320 through a driving rod, and the second hydraulic driver 330 is fixedly connected to an outer wall of the second clamping arm 340 through a driving rod.
Each clamping arm is driven by a hydraulic driver, so that a workpiece to be machined can be conveniently taken out, particularly when the weight of the workpiece to be machined is heavier, the table top can fully play a role in bearing and supporting, and lossless workpiece discharging is realized.
In one embodiment, the table top is symmetrically provided with a first stop 321 and a second stop 341 with the central axis of the table top as the symmetry axis, the first stop 321 is disposed inside the first clamping arm 320; the second stop block 341 is disposed inside the second clamping arm 340. When the first clamping arm 320 moves to the first stop block 321 under the hydraulic driving, the movement is stopped, so as to avoid the damage of the clamping arm to the workpiece. The second clamping arm 340 moves in the same manner as the first clamping arm 320.
In one embodiment, the first clamping arm 320 includes a first supporting arm and a first limiting arm, the first limiting arm is disposed on a top side wall of the first supporting arm perpendicular to the first supporting arm, and the first supporting arm is disposed on the table top in a sliding manner perpendicular to the table top.
In one embodiment, the second clamping arm 340 includes: the second support arm and the second limit arm, the second limit arm is perpendicular to the second support arm and is arranged on the side wall of the top of the second support arm, and the second support arm is perpendicular to the table top and is arranged on the table top in a sliding mode. The extending end of the first limiting arm faces the second limiting arm and is spaced from the extending end of the second limiting arm, and a cavity is defined between the first supporting arm and the second supporting arm.
Through setting up spacing arm, the work piece is treated in centre gripping that can stabilize.
Another aspect of the present application also provides a precision numerically controlled machine tool comprising the table top as described above.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the disclosure to effect such feature, structure, or characteristic in connection with other embodiments.
Although the present application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a precision numerical control machine tool shock attenuation mesa which characterized in that includes: the sliding table comprises a table top and a guide rail, wherein a first sliding block (210), a second sliding block (220) and a third sliding block (230) are arranged on the bottom surface of the table top at intervals, and the first sliding block (210), the second sliding block (220) and the third sliding block (230) are arranged along the transverse direction of the table top at intervals;
the first sliding block (210), the second sliding block (220) and the third sliding block (230) slide in the respective guide rails;
the second sliding block (220) is arranged on the middle point of the distance between the first sliding block (210) and the second sliding block (220).
2. The precise numerically-controlled machine tool damping table top of claim 1, wherein the guide rails comprise a first guide rail, a second guide rail and a third guide rail;
the first slider (210) slides in the first guide rail;
the second sliding block (220) slides in the second guide rail;
the third slider (230) slides in a third guide rail;
the first guide rail, the second guide rail and the third guide rail are transversely arranged on the supporting seat at equal intervals;
the first guide rail, the second guide rail and the third guide rail are arranged in parallel to the side edge of the table board.
3. The shock-absorbing table top for precision numerically-controlled machine tools according to claim 1, wherein the second slider (220) is disposed between the first slider (210) and the third slider (230) near the first slider (210).
4. The precision numerically controlled machine tool shock absorption table top according to claim 1, wherein the table top comprises: the bearing surface (110) and the mounting seat (120), wherein the bottom surface of the bearing surface (110) is fixedly connected with the top surface of the mounting seat (120);
a boss is arranged on the bottom surface of the mounting seat (120), and the first sliding block (210) and the third sliding block (230) are symmetrically arranged on the bottom surface of the boss;
the second sliding block (220) is arranged in the middle of the bottom surface of the boss.
5. The shock absorbing table top for precision numerically-controlled machine tools of claim 1, further comprising a clamp disposed on the top surface of the table top.
6. The shock-absorbing table top for precision numerical control machine tools according to claim 5, wherein the jig comprises: the hydraulic clamping device comprises a first hydraulic driver (310), a second hydraulic driver (330), a first clamping arm (320) and a second clamping arm (340), wherein the first hydraulic driver (310) is fixedly connected with the outer wall of the first clamping arm (320) through a driving rod;
the second hydraulic driver (330) is fixedly connected with the outer wall of the second clamping arm (340) through a driving rod.
7. The shock-absorbing table top for precision numerical control machine tools according to claim 5, comprising: the table comprises a first stop block (321) and a second stop block (341), wherein the table top is symmetrically provided with the first stop block (321) and the second stop block (341) by taking the central axis of the table top as a symmetry axis;
the first stop block (321) is arranged on the inner side of the first clamping arm (320);
the second stop block (341) is arranged on the inner side of the second clamping arm (340).
8. The precision numerically-controlled machine tool damping table top according to claim 6, characterized in that the first clamp arm (320) comprises: the first support arm and the first spacing arm, the first support arm of first spacing perpendicular sets up on the top lateral wall of first support arm, and the perpendicular mesa of first support arm slides and sets up on the mesa.
9. The precision numerically-controlled machine tool damping table according to claim 8, characterized in that the second clamp arm (340) comprises: the second limiting arm is arranged on the side wall of the top of the second supporting arm and is vertical to the second supporting arm, and the second supporting arm is arranged on the table top in a sliding mode and is vertical to the table top;
the extending end of the first limiting arm faces the second limiting arm and is spaced from the extending end of the second limiting arm, and a cavity is defined between the first supporting arm and the second supporting arm.
10. A precision numerically controlled machine tool, comprising: the shock absorption table top of the precision numerical control machine tool according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922215840.0U CN211540248U (en) | 2019-12-11 | 2019-12-11 | Precision numerical control machine tool damping table top and precision numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922215840.0U CN211540248U (en) | 2019-12-11 | 2019-12-11 | Precision numerical control machine tool damping table top and precision numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211540248U true CN211540248U (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922215840.0U Active CN211540248U (en) | 2019-12-11 | 2019-12-11 | Precision numerical control machine tool damping table top and precision numerical control machine tool |
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| Country | Link |
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| CN (1) | CN211540248U (en) |
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