CN217122417U - Novel static pressure guide rail device applied to heavy gantry machine tool - Google Patents
Novel static pressure guide rail device applied to heavy gantry machine tool Download PDFInfo
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- CN217122417U CN217122417U CN202221370965.6U CN202221370965U CN217122417U CN 217122417 U CN217122417 U CN 217122417U CN 202221370965 U CN202221370965 U CN 202221370965U CN 217122417 U CN217122417 U CN 217122417U
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Abstract
The utility model relates to a be applied to heavy longmen lathe's novel hydrostatic guideway device belongs to the technical field of lathe accessory. The structure is as follows: the sliding plate type guide rail device comprises a sliding plate, a main guide rail and an auxiliary guide rail, wherein the main guide rail and the auxiliary guide rail are arranged in parallel; the lower part of the sliding plate is of an unsealed rectangular groove structure, the unsealed rectangular groove is in sealing fit with four sides of the main guide rail, and each sealing surface is provided with a plurality of oil cavities shaped like Chinese characters 'hui'; the upper part of the sliding plate is of an L-shaped structure, the L-shaped structure is in sealing fit with three surfaces of the auxiliary guide rail, and each sealing surface is provided with a plurality of oil cavities shaped like Chinese character 'hui'; each oil cavity shaped like a Chinese character 'hui' is respectively connected with a hydraulic system. The hydrostatic guideway device adopts a plurality of oil cavities shaped like Chinese character 'hui' and is respectively controlled by the flow controllers, thereby achieving distribution according to needs, improving the rigidity of an oil film, reducing the total output flow of the hydrostatic station and optimizing the whole system.
Description
Technical Field
The utility model relates to a be applied to heavy longmen lathe's novel hydrostatic guideway device belongs to the technical field of lathe accessory.
Background
At present, the hydrostatic guideway oil supply applied to the heavy gantry machine tool mainly has two modes: one is the oil supply of a multi-connected pump; the other is the oil supply of the traditional quantitative valve block. The two oil supply methods have respective advantages and disadvantages.
The first multi-pump oil supply: the static pressure oil supply device has the advantages of capability of providing larger flow, small heat productivity and main application to static pressure oil supply of the workbench. The oil supply mode has the defects of large volume of the whole device and inconvenient maintenance and replacement.
The second traditional constant-weight valve block supplies oil to each valve, which is equivalent to a speed regulating valve, and has the advantages of accurate oil distribution amount, convenient maintenance, replacement and adjustment, and the oil supply mode adopted by most of linear motion static pressure guide rails. The defects are that the heating value is large, the pressure drop is large, the flow cannot be monitored under the influence of pressure, and the influence of external temperature is large.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a be applied to heavy longmen lathe's novel hydrostatic guideway device, this hydrostatic guideway device adopts a plurality of return font oil pocket to control respectively through flow controller, solved the big technical problem that just can not the convection current control of oil mass quantity.
For solving the above problems, the specific technical scheme of the utility model is as follows: a novel static pressure guide rail device applied to a heavy gantry machine tool comprises a sliding plate, a main guide rail and an auxiliary guide rail, wherein the main guide rail and the auxiliary guide rail are arranged in parallel; the lower part of the sliding plate is of an unsealed rectangular groove structure, the unsealed rectangular groove is in sealing fit with four sides of the main guide rail, and each sealing surface is provided with a plurality of oil cavities shaped like Chinese characters 'hui'; the upper part of the sliding plate is of an L-shaped structure, the L-shaped structure is in sealing fit with three surfaces of the auxiliary guide rail, and each sealing surface is provided with a plurality of oil cavities shaped like Chinese character 'hui'; each oil cavity shaped like a Chinese character 'hui' is respectively connected with a hydraulic system.
The hydraulic system comprises a hydraulic station, a flow controller, a first flow sensor and a second flow sensor; each return-shaped oil cavity is connected with one flow controller, and a plurality of flow controller oil inlets connected with the return-shaped oil cavity matched with the main guide rail are connected with a first flow sensor together; and the oil inlets of the flow controllers connected with the return-shaped oil cavity matched with the auxiliary guide rail are connected with a second flow sensor together, and the inlets of the first flow sensor and the second flow sensor are connected with a hydraulic station together.
The hydraulic station is internally provided with an oil tank, a hydraulic oil constant temperature control cabinet is arranged outside the oil tank, and the hydraulic oil constant temperature control cabinet is communicated with hydraulic oil in the oil tank.
The oil tank is externally provided with a self-circulation filtering device, and an inlet and an outlet of the self-circulation filtering device are respectively arranged in the oil tank.
The utility model provides a novel hydrostatic guideway device adopts above-mentioned structure, has following advantage:
1) the matching surfaces of the sliding plate, the main guide rail and the auxiliary guide rail are composed of a plurality of return oil cavities controlled by flow controllers, each flow controller corresponds to one return oil cavity, and the load borne by the return oil cavities is dynamically changed during working, so that the flow controllers can distribute the total output flow of the hydraulic station to each static pressure oil cavity according to the requirement, and the aim of optimizing a hydraulic system is fulfilled;
2) the sliding plate is provided with the oil cavity shaped like a Chinese character 'hui', the oil cavity has a supporting function on the oil sealing edge around the oil cavity and the negative weight average of the boss in the oil groove when oil is not available, and the pressure on the unit contact area is small, so that the static pressure oil cavity is not easy to wear;
3) a hydraulic oil constant temperature control cabinet and a self-circulation filtering device are arranged in the hydraulic station, so that the static pressure oil supply system is not influenced by pressure and temperature, and the precision of the static pressure guide rail is improved.
Drawings
Fig. 1 is a schematic structural diagram of a novel hydrostatic guideway device applied to a heavy gantry machine tool.
Fig. 2 is a system diagram of a novel hydrostatic guideway device applied to a heavy gantry machine tool.
FIG. 3 is a view showing the structure of the oil chamber of the shape of a Chinese character 'hui' on the inner surface of the slide plate.
Fig. 4 is a sectional view a-a of fig. 3.
Detailed Description
As shown in figure 1, the novel hydrostatic guideway device applied to the heavy gantry machine tool is composed of a sliding plate 1, a main guideway 2 and an auxiliary guideway 3, wherein the main guideway 2 and the auxiliary guideway 3 are arranged in parallel; the lower part of the sliding plate 1 is of an unsealed rectangular groove structure, the unsealed rectangular groove is in sealing fit with four surfaces of the main guide rail 2, and each sealing surface is respectively provided with a plurality of oil cavities 11 shaped like Chinese characters 'hui', as shown in fig. 3 and 4; the upper part of the sliding plate 1 is of an L-shaped structure, the L-shaped structure is in sealing fit with three surfaces of the auxiliary guide rail 3, and each sealing surface is provided with a plurality of oil cavities 11 shaped like Chinese characters 'hui'; each of the oil chambers 11 is connected with a hydraulic system. A plurality of the oil cavities 11 shaped like Chinese character 'hui' are arranged on each contact surface, so that each oil cavity 11 shaped like Chinese character 'hui' works independently, and the uniformity of pressure bearing is guaranteed.
As shown in fig. 2, the hydraulic system includes a hydraulic station 7, a flow controller 4, a first flow sensor 5, and a second flow sensor 6; each return-shaped oil cavity 11 is connected with one flow controller 4, and oil inlets of a plurality of flow controllers 4 connected to the return-shaped oil cavities matched with the main guide rail 2 are connected with a first flow sensor 5 together; the oil inlets of a plurality of flow controllers 4 connected on the square-shaped oil cavities 11 matched with the auxiliary guide rail 3 are connected with a second flow sensor 6 together, and the inlets of the first flow sensor 5 and the second flow sensor 6 are connected with a hydraulic station 7 together. An oil tank 8 is arranged in the hydraulic station 7, a hydraulic oil constant temperature control cabinet 9 is arranged outside the oil tank 8, and the hydraulic oil constant temperature control cabinet 9 is communicated with hydraulic oil in the oil tank 8. The oil tank 8 is externally provided with a self-circulation filtering device 10, and the inlet and the outlet of the self-circulation filtering device 10 are respectively arranged in the oil tank 8.
Claims (4)
1. The utility model provides a be applied to heavy gantry machine tool's novel hydrostatic guideway device which characterized in that: the sliding plate type sliding rail comprises a sliding plate (1), a main guide rail (2) and an auxiliary guide rail (3), wherein the main guide rail (2) and the auxiliary guide rail (3) are arranged in parallel; the lower part of the sliding plate (1) is of an unsealed rectangular groove structure, the unsealed rectangular groove is in sealing fit with four sides of the main guide rail (2), and each sealing surface is provided with a plurality of oil cavities (11) shaped like Chinese character 'hui'; the upper part of the sliding plate (1) is of an L-shaped structure, the L-shaped structure is in sealing fit with three surfaces of the auxiliary guide rail (3), and each sealing surface is provided with a plurality of oil cavities (11) shaped like Chinese character 'hui'; each oil cavity (11) is connected with a hydraulic system.
2. The new hydrostatic guideway apparatus for heavy gantry machine of claim 1, wherein: the hydraulic system comprises a hydraulic station (7), a flow controller (4), a first flow sensor (5) and a second flow sensor (6); each return-shaped oil cavity (11) is connected with one flow controller (4), and oil inlets of a plurality of flow controllers (4) connected to the return-shaped oil cavities matched with the main guide rail (2) are connected with a first flow sensor (5) together; the oil inlets of a plurality of flow controllers (4) connected with the return-shaped oil cavity (11) matched with the auxiliary guide rail (3) are connected with a second flow sensor (6) together, and the inlets of the first flow sensor (5) and the second flow sensor (6) are connected with a hydraulic station (7) together.
3. The new hydrostatic guideway apparatus for heavy gantry machine of claim 2, wherein: the hydraulic station (7) is internally provided with an oil tank (8), a hydraulic oil constant temperature control cabinet (9) is arranged outside the oil tank (8), and the hydraulic oil constant temperature control cabinet (9) is communicated with hydraulic oil in the oil tank (8).
4. The new hydrostatic guideway apparatus for heavy gantry machine of claim 3, wherein: the oil tank (8) is externally provided with a self-circulation filtering device (10), and the inlet and the outlet of the self-circulation filtering device (10) are respectively arranged in the oil tank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221370965.6U CN217122417U (en) | 2022-06-03 | 2022-06-03 | Novel static pressure guide rail device applied to heavy gantry machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221370965.6U CN217122417U (en) | 2022-06-03 | 2022-06-03 | Novel static pressure guide rail device applied to heavy gantry machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217122417U true CN217122417U (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221370965.6U Active CN217122417U (en) | 2022-06-03 | 2022-06-03 | Novel static pressure guide rail device applied to heavy gantry machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217122417U (en) |
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2022
- 2022-06-03 CN CN202221370965.6U patent/CN217122417U/en active Active
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