CN203584946U - Hydrostatic guideway control device for vertical lathe - Google Patents
Hydrostatic guideway control device for vertical lathe Download PDFInfo
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- CN203584946U CN203584946U CN201320778630.2U CN201320778630U CN203584946U CN 203584946 U CN203584946 U CN 203584946U CN 201320778630 U CN201320778630 U CN 201320778630U CN 203584946 U CN203584946 U CN 203584946U
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- vertical lathe
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Abstract
The utility model discloses a hydrostatic guideway control device for a vertical lathe. The device comprises a metering pump and a workbench hydrostatic oil cavity, and is provided with a multi-point flow distributor and a multi-point gear oil distributor, wherein the metering pump is connected with the multi-point flow distributor through an oil way; the multi-point gear oil distributor is connected with the workbench hydrostatic oil cavity through an oil way; the multi-point flow distributor is connected with the multi-point gear oil distributor through three oil ways. According to the technical scheme, a load born by the vertical lathe can be controlled according to the weight of a workpiece in a grading way, so that the machining accuracy is greatly improved; a variable flow control method is adopted, and is combined with electrical control, so that the shortcomings of low regulation accuracy and complexity in control are overcome, operation is facilitated, the cost is lowered, and energy resources are saved; an electromagnetic valve is used for controlling oil discharging, an overflow valve is used for controlling flow in a system, a pressure sensor is used for detecting the pressure of the system, and requirements on the performance of hydraulic components are lower, so that automatic control is facilitated.
Description
Technical field
The utility model belongs to the technical field of machine cut working machine tool, relates to the structure of vertical lathe, and more particularly, the utility model relates to vertical lathe hydrostatic slideway control gear.
Background technique
A main parameter of vertical lathe is maximum carrying, and maximum carrying relates to guide rail form and the hydraulic control mode of vertical lathe workstation.Also to consider maximum carrying and the minimum excessive impact bringing of gap of carrying simultaneously.
In prior art, mostly adopt hydrostatic slideway.The minimum carrying of vertical lathe is exactly the deadweight of worktable, carry on tonnage and often differ greatly with maximum, this is in course of working, will on pumping plant, adjust the hydraulic fluid flow rate of hydrostatic slideway and control, general common adjusting method is several below using: 1, metering pump frequency conversion or actuating motor speed governing; 2, hydrovalve speed governing.
The defect that above adjustment mode exists is:
1, degree of regulation is low and control complicatedly, is unsuitable for the occasion that Flow-rate adjustment excursion is wide, required precision is high, is also not easy to operation;
2, cost is very high, and energy waste is very high.
Model utility content
The utility model provides a kind of vertical lathe hydrostatic slideway control gear, its objective is and guarantees the precision of hydrostatic slideway under different bearer.
To achieve these goals, the technological scheme that the utility model is taked is:
Vertical lathe hydrostatic slideway control gear of the present utility model, comprises metering pump, worktable static-pressure oil chamber, and described control gear arranges multi-point flux distributor, multiple spot gear oil separator; Described metering pump is connected with multi-point flux distributor by oil circuit; Described multiple spot gear oil separator is connected with worktable static-pressure oil chamber by oil circuit; Described multiple spot gear oil separator is connected with multi-point flux distributor by three oil circuits.
Three described oil circuits are respectively the first oil pipe, the second oil pipe and the 3rd oil pipe, at the second described oil pipe and the 3rd oil pipe, are respectively equipped with draining bypass.
Described draining bypass is provided with electromagnetic switch valve.
Described worktable static-pressure oil chamber is provided with location sensitive switch.
Described worktable static-pressure oil chamber is provided with pressure switch.
On the oil circuit that described metering pump is connected with multi-point flux distributor, establish relief valve.
In order to realize the goal of the invention identical with technique scheme, the controlling method that the utility model also provides above-described vertical lathe hydrostatic slideway control gear to adopt, its technological scheme is:
When the minimum carrying of vertical lathe workstation, the electromagnetic switch valve of the draining bypass on the second oil pipe and the 3rd oil pipe is all opened, the hydraulic oil of metering pump is after relief valve set pressure, the first proportioning pump through multi-point flux distributor directly drives multiple spot gear oil separator by the first oil pipe, enter worktable static pressure chamber, worktable is floated, and detected by location sensitive switch; Now, the second proportioning pump of multi-point flux distributor and the 3rd proportioning pump respectively through the pressure oil of the second oil pipe and the 3rd oil pipe by emptying bypass draining;
In vertical lathe workstation during equivalent-load, on operating button station, select step switch again, the solenoid valve dead electricity of draining bypass on the second oil pipe is closed, by metering pump, through the pressure oil of multi-point flux distributor, through the first oil pipe and the second oil pipe, drive multiple spot gear oil separator like this, enter worktable static-pressure oil chamber; Now, the flow of pressure oil increases, and the solenoid valve of the draining bypass on the 3rd oil pipe obtains electric opening, and in draining state, realizes the carrying of medium load;
When the maximum carrying of vertical lathe workstation, the solenoid valve dead electricity of all draining bypasses is closed, the pressure oil exporting from metering pump is like this through multi-point flux distributor, by the first oil pipe, the second oil pipe and the 3rd oil pipe, driving multiple spot gear oil separator, enter worktable static-pressure oil chamber, pressure oil flow is now maximum, thereby realizes the maximum carrying of vertical lathe workstation.
The utility model adopts technique scheme, and vertical lathe carrying can be controlled according to the weight stepping of workpiece, greatly improves machining accuracy; Adopt the controlling method of variable-flow, in conjunction with electrical control, overcome the defect that degree of regulation is low and control is complicated, convenient operation, reduces costs, energy saving; Adopt electromagnetic valve emptying, adopt the flow in relief valve control system, the pressure of adopts pressure sensor detection system, lower to the requirement of hydraulic pressure components and parts performance, be convenient to realize automation and control.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, be labeled as:
1, metering pump, 2, relief valve, 3, multi-point flux distributor, 4, draining bypass, 5, draining bypass, 6, multiple spot gear oil separator, 7, worktable static-pressure oil chamber, 8, pressure switch, the 9, first oil pipe, the 10, second oil pipe, the 11, the 3rd oil pipe.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, embodiment of the present utility model is described in further detail, to help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the present utility model, technological scheme.
Structure of the present utility model as expressed in Fig. 1, for a kind of vertical lathe hydrostatic slideway control gear, comprises metering pump 1, worktable static-pressure oil chamber 7.The utility model relates to a kind of vertical lathe static pressure (hydraulic pressure) control technique, relates in particular to a kind of flow control.Belong to Fluid-transmission and control technique field.
The utility model is a kind of brand-new static pressure control technique of using on vertical lathe, adopt the controlling method of variable-flow, in conjunction with electrical control, object is in order to overcome the defect that degree of regulation is low and control is complicated, make it be suitable for the occasion that Flow-rate adjustment excursion is wide, required precision is high, also convenient operation, reduces costs, energy saving.
In order to solve the problem of prior art existence and to overcome its defect, realize the goal of the invention that guarantees the precision of hydrostatic slideway under different bearer, the technological scheme that the utility model is taked is:
As shown in Figure 1, vertical lathe hydrostatic slideway control gear of the present utility model, described control gear arranges multi-point flux distributor 3, multiple spot gear oil separator 6; Described metering pump 1 is connected with multi-point flux distributor 3 by oil circuit; Described multiple spot gear oil separator 6 is connected with worktable static-pressure oil chamber 7 by oil circuit; Described multiple spot gear oil separator 6 is connected with multi-point flux distributor 3 by three oil circuits.
Above-mentioned vertical lathe static pressure control technique, is divided into third gear the carrying of vertical lathe: minimum carrying, middle carrying, maximum carrying.
The utility model provides the application on vertical lathe of brand-new static pressure control technique, and vertical lathe carrying can be controlled according to the weight stepping of workpiece, greatly improve machining accuracy; Adopt the controlling method of variable-flow, in conjunction with electrical control, overcome the defect that degree of regulation is low and control is complicated, convenient operation, reduces costs, energy saving; Adopt electromagnetic valve emptying, adopt the flow in relief valve control system, the pressure of adopts pressure sensor detection system, lower to the requirement of hydraulic pressure components and parts performance, be convenient to realize automation and control.
Three described oil circuits are respectively the first oil pipe 9, the second oil pipe 10 and the 3rd oil pipe 11, on the second described oil pipe 10, are provided with draining bypass 4, on described the 3rd oil pipe 11, are provided with draining bypass 5.
The filler opening of described multi-point flux distributor 3 is communicated with metering pump 1, and the oil outlet end of described multi-point flux distributor 3 is connected with 6 imports of multiple spot gear oil separator through the first oil pipe 9, the second oil pipe 10 and the 3rd oil pipe 11 respectively; The second oil pipe 10 and the 3rd oil pipe 11 are separately installed with emptying bypass 4 and draining bypass 5 on the pipeline of each oil outlet; Multiple spot gear divides has device 6 to be connected with worktable static pressure chamber 7, and by the floatation volume of position switch 8 testing platforms.
Described emptying bypass comprises one-way valve and solenoid valve.Described emptying bypass 4 and emptying bypass 5 solenoid valves are switch valve.
Described worktable static-pressure oil chamber 7 is provided with location sensitive switch.
Described worktable static-pressure oil chamber 7 is provided with pressure switch 8.
On described metering pump 1 and the pipeline between multi-point flux oil separator 3, be parallel with hydraulic circuit relief valve 2.
In order to realize the goal of the invention identical with technique scheme, the controlling method that the utility model also provides above-described vertical lathe hydrostatic slideway control gear to adopt, its technological scheme is:
When the minimum carrying of vertical lathe workstation, the electromagnetic switch valve of the draining bypass on the second oil pipe 10 and the 3rd oil pipe 11 is all opened, the hydraulic oil of metering pump 1 is after relief valve 2 set pressures, the first proportioning pump through multi-point flux distributor 3 directly drives multiple spot gear oil separator 6 by the first oil pipe 9, enter worktable static pressure chamber, worktable is floated, and detected by location sensitive switch; Now, the second proportioning pump of multi-point flux distributor 3 and the 3rd proportioning pump respectively through the pressure oil of the second oil pipe 10 and the 3rd oil pipe 11 by emptying bypass draining oil sump tank;
In vertical lathe workstation during equivalent-load, on operating button station, select step switch again, on the second oil pipe 10, the solenoid valve dead electricity of draining bypass 4 is closed, by metering pump 1, through the pressure oil of multi-point flux distributor 3, through the first oil pipe 9 and the second oil pipe 10, drive multiple spot gear oil separator 6 like this, enter worktable static-pressure oil chamber 7; Now, the flow of pressure oil increases, and the solenoid valve of the draining bypass 5 on the 3rd oil pipe 11 obtains electric opening, and in draining state, realizes the carrying of medium load;
When the maximum carrying of vertical lathe workstation, the solenoid valve dead electricity of all draining bypasses is closed, the pressure oil exporting from metering pump 1 is like this through multi-point flux distributor 3, by the first oil pipe 9, the second oil pipe 10 and the 3rd oil pipe 11, driving multiple spot gear oil separator 6, enter worktable static-pressure oil chamber 7, pressure oil flow is now maximum, thereby realizes the maximum carrying of vertical lathe workstation.
Adopt the beneficial effect of technique scheme to be:
1, the utility model adopts brand-new static pressure control technique, and its application on vertical lathe can be controlled according to the weight stepping of workpiece vertical lathe carrying, greatly improves machining accuracy;
2, technique scheme of the present utility model adopts the controlling method of variable-flow, in conjunction with electrical control, overcomes the defect that degree of regulation is low and control is complicated, and convenient operation, reduces costs, energy saving;
3, because this utility model adopts electromagnetic valve emptying, adopt the pressure in relief valve initialization system, the pressure of adopts pressure sensor detection system, lower to the requirement of hydraulic pressure components and parts performance, be convenient to realize automation and control.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technological scheme carry out; or without improving, design of the present utility model and technological scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (6)
1. vertical lathe hydrostatic slideway control gear, comprises metering pump (1), worktable static-pressure oil chamber (7), it is characterized in that: described control gear arranges multi-point flux distributor (3), multiple spot gear oil separator (6); Described metering pump (1) is connected with multi-point flux distributor (3) by oil circuit; Described multiple spot gear oil separator (6) is connected with worktable static-pressure oil chamber (7) by oil circuit; Described multiple spot gear oil separator (6) is connected with multi-point flux distributor (3) by three oil circuits.
2. according to vertical lathe hydrostatic slideway control gear claimed in claim 1, it is characterized in that: three described oil circuits are respectively the first oil pipe (9), the second oil pipe (10) and the 3rd oil pipe (11), at described the second oil pipe (10) and the 3rd oil pipe (11), be respectively equipped with draining bypass (4,5).
3. according to vertical lathe hydrostatic slideway control gear claimed in claim 2, it is characterized in that: described draining bypass (4,5) is provided with electromagnetic switch valve.
4. according to vertical lathe hydrostatic slideway control gear claimed in claim 1, it is characterized in that: described worktable static-pressure oil chamber (7) is provided with location sensitive switch.
5. according to vertical lathe hydrostatic slideway control gear claimed in claim 1, it is characterized in that: described worktable static-pressure oil chamber (7) is provided with pressure switch (8).
6. according to vertical lathe hydrostatic slideway control gear claimed in claim 1, it is characterized in that: on the oil circuit that described metering pump (1) is connected with multi-point flux distributor (3), establish relief valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778630.2U CN203584946U (en) | 2013-11-28 | 2013-11-28 | Hydrostatic guideway control device for vertical lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778630.2U CN203584946U (en) | 2013-11-28 | 2013-11-28 | Hydrostatic guideway control device for vertical lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203584946U true CN203584946U (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320778630.2U Expired - Fee Related CN203584946U (en) | 2013-11-28 | 2013-11-28 | Hydrostatic guideway control device for vertical lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203584946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807242A (en) * | 2013-11-28 | 2014-05-21 | 芜湖恒升重型机床股份有限公司 | Control device for hydrostatic guideway of vertical lathe |
| CN104551861A (en) * | 2014-12-25 | 2015-04-29 | 重庆机床(集团)有限责任公司 | Working condition monitoring device of hydrostatic guideway |
-
2013
- 2013-11-28 CN CN201320778630.2U patent/CN203584946U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807242A (en) * | 2013-11-28 | 2014-05-21 | 芜湖恒升重型机床股份有限公司 | Control device for hydrostatic guideway of vertical lathe |
| CN103807242B (en) * | 2013-11-28 | 2016-03-02 | 芜湖恒升重型机床股份有限公司 | Vertical lathe hydrostatic slideway control gear |
| CN104551861A (en) * | 2014-12-25 | 2015-04-29 | 重庆机床(集团)有限责任公司 | Working condition monitoring device of hydrostatic guideway |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20171128 |