CN217814214U - Hydraulic oil circuit energy-saving control system - Google Patents
Hydraulic oil circuit energy-saving control system Download PDFInfo
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- CN217814214U CN217814214U CN202221382087.XU CN202221382087U CN217814214U CN 217814214 U CN217814214 U CN 217814214U CN 202221382087 U CN202221382087 U CN 202221382087U CN 217814214 U CN217814214 U CN 217814214U
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Abstract
The utility model relates to a hydraulic oil circuit energy-saving control system and a control method thereof, the control system comprises a main oil cylinder (1) and a side oil cylinder (2) which are arranged on a hydraulic packing machine, the front cavity and the rear cavity of the main oil cylinder (1) and the side oil cylinder (2) are connected with an oil inlet pipeline (5) through an oil inlet control valve (3) and are connected with an oil return pipeline (6) through an oil return control valve (4); the rear cavity of the main oil cylinder (1) is connected with the front cavity of the side oil cylinder (2) through a pipeline of an intermediate control valve (7); the intermediate control valve (7) comprises a directional cartridge valve (8) and an electromagnetic directional valve (9). The utility model discloses simple structure, shorten piston backspacing stroke time, improve packing efficiency, reduce the hydraulic system energy consumption.
Description
Technical Field
The utility model relates to a hydraulic oil circuit energy-saving control system belongs to hydraulic baling press technical field.
Background
The hydraulic oil circuit is a system for providing power or pressure for hydraulic equipment, in a hydraulic packer, a main cylinder and a side cylinder of the packer are controlled through a hydraulic system, loose waste metal materials are compressed in two directions to form a waste metal block, and the hydraulic packer comprises the following specific working steps: 1. charging waste metal materials into a packing machine; 2. the hydraulic system controls the main cylinder piston to advance and compress; 3. the hydraulic system controls the piston of the side cylinder to advance and compress; 4. the hydraulic system controls the master cylinder piston to retreat; 5. the hydraulic system controls the piston of the side cylinder to retreat; 6. taking out the waste metal blocks, and repeating the steps for 1 to 5 to continuously pack the waste metal blocks. Due to the characteristics of the hydraulic oil circuit of the packaging machine, the steps are required to be executed one by one, and particularly, the two-step piston retraction action after the compression is finished is relatively long in time consumption, so that the packaging waiting time is too long each time, the packaging efficiency is low, and the energy consumption of a hydraulic system is relatively high.
Disclosure of Invention
An object of the utility model is to overcome the aforesaid not enough, provide a simplify baling press hydro-cylinder piston and roll back the action, shorten the piston and roll back time, pack efficient, the hydraulic pressure oil circuit energy-saving control system that the energy consumption is low.
The purpose of the utility model is realized like this:
a hydraulic oil path energy-saving control system comprises a main oil cylinder and a side oil cylinder which are arranged on a hydraulic packing machine, wherein the front cavity and the rear cavity of the main oil cylinder and the side oil cylinder are connected with an oil inlet pipeline through an oil inlet control valve and are connected with an oil return pipeline through an oil return control valve; the rear cavity of the main oil cylinder is connected with the front cavity of the side oil cylinder through a middle control valve pipeline; the intermediate control valve comprises a directional cartridge valve and an electromagnetic directional valve.
Further, the oil inlet control valve comprises a directional cartridge valve and an electromagnetic directional valve.
Further, the oil return control valve comprises a pressure type cartridge valve, an electromagnetic directional valve and an overflow valve.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses increase respectively at hydraulic baling press master cylinder back chamber and side hydro-cylinder front chamber and set up back oil pipe and advance oil pipe, both communicate through the intermediate control valve, the in-process hydraulic oil that returns at the master cylinder piston flows through intermediate control valve to side hydro-cylinder front chamber from the master cylinder back chamber, can accomplish side hydro-cylinder piston when the master cylinder piston returns and return to practice thrift the duty cycle that a side hydro-cylinder piston returned, improve hydraulic baling press's packing efficiency, reduce baling press hydraulic system's energy consumption.
Drawings
Fig. 1 is the utility model discloses a hydraulic oil circuit energy-saving control system's hydraulic oil circuit structure schematic diagram.
Wherein:
the system comprises a main oil cylinder 1, a side oil cylinder 2, an oil inlet control valve 3, an oil return control valve 4, an oil inlet pipeline 5, an oil return pipeline 6, a middle control valve 7, a directional cartridge valve 8, an electromagnetic directional valve 9, a pressure cartridge valve 10, an overflow valve 11 and a piston 12.
Detailed Description
Referring to fig. 1, the energy-saving control system for a hydraulic oil circuit according to the present invention comprises a main oil cylinder 1 and a side oil cylinder 2 installed on a hydraulic packing machine, wherein the front cavity and the rear cavity of the main oil cylinder 1 and the side oil cylinder 2 are connected to an oil inlet pipeline 5 through an oil inlet control valve 3 and are connected to an oil return pipeline 6 through an oil return control valve 4; the oil inlet control valve 3 comprises a directional cartridge valve 8 and an electromagnetic directional valve 9, and the electromagnetic directional valve 9 controls a control oil path leading to the directional cartridge valve 8 by an electric signal to control the opening and closing of the directional cartridge valve 8; the oil return control valve 4 comprises a pressure type cartridge valve 10, an electromagnetic directional valve 9 and an overflow valve 11, the electromagnetic directional valve 9 controls a control oil path leading to the pressure type cartridge valve 10 by an electric signal to control the opening and closing of the pressure type cartridge valve 10, and the overflow valve 11 ensures the pressure stability of the corresponding oil path; the oil inlet pipeline 5 is connected with an oil pump, a filter and a hydraulic station oil tank; the oil return pipeline 6 is connected with an oil tank of the hydraulic station; the rear cavity of the main oil cylinder 1 is connected with the front cavity of the side oil cylinder 2 through a pipeline of an intermediate control valve 7; the intermediate control valve 7 comprises a directional cartridge valve 8 and a solenoid directional valve 9.
After the compression stroke is finished, the electromagnetic directional valve 9 of the oil inlet control valve 3 of the front cavity of the main oil cylinder 1 is electrified, and the oil inlet control valve 3 of the front cavity of the main oil cylinder 1 is opened, so that oil is fed into the front cavity of the main oil cylinder 1; the electromagnetic directional valve 9 of the oil return control valve 4 of the rear cavity of the side oil cylinder 2 is electrified, and the oil return control valve 4 of the rear cavity of the side oil cylinder 2 is opened to return oil to the rear cavity of the side oil cylinder 2; the electromagnetic directional valve 9 of the middle control valve 7 connected with the rear cavity of the main oil cylinder 1 and the front cavity of the side oil cylinder 2 is electrified, and the middle control valve 7 is opened, so that the hydraulic oil in the rear cavity of the main oil cylinder 1 enters the front cavity of the side oil cylinder 2; the piston 12 of the side oil cylinder 2 synchronously retreats when the piston of the main oil cylinder 1 retreats;
when the piston 12 of the side oil cylinder 2 retreats to the right position, the middle control valve 7 is closed; the oil return control valve 4 of the rear cavity of the side oil cylinder 2 is closed; the back cavity oil return control valve 4 of the main oil cylinder 1 is opened, so that the piston 12 of the main oil cylinder 1 continuously retreats.
The utility model discloses at the in-process that the master cylinder 1 piston backed off, utilize the oil return of 1 back chamber of master cylinder to get into 2 front chambers of side hydro-cylinder, open 2 back chambers of side hydro-cylinder oil return simultaneously, can accomplish 2 pistons of side hydro-cylinder and back off before 1 pistons of master cylinder back off the end, practiced thrift the duty cycle that 2 pistons of a side hydro-cylinder back off, improved the work efficiency of hydraulic baling press, reduced baling press hydraulic system's energy consumption.
In addition: it should be noted that the above-mentioned embodiment is only an optimized solution for this patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of this patent.
Claims (3)
1. The utility model provides a hydraulic circuit energy-saving control system, contains main cylinder (1) and side cylinder (2) of installing on hydraulic baling press, its characterized in that: the front cavity and the rear cavity of the main oil cylinder (1) and the side oil cylinder (2) are connected with an oil inlet pipeline (5) through an oil inlet control valve (3) and are connected with an oil return pipeline (6) through an oil return control valve (4); the rear cavity of the main oil cylinder (1) is connected with the front cavity of the side oil cylinder (2) through a pipeline of an intermediate control valve (7); the intermediate control valve (7) comprises a directional cartridge valve (8) and an electromagnetic directional valve (9).
2. The hydraulic oil circuit energy-saving control system according to claim 1, characterized in that: the oil inlet control valve (3) comprises a directional cartridge valve (8) and an electromagnetic directional valve (9).
3. The hydraulic oil circuit energy-saving control system according to claim 1, characterized in that: the oil return control valve (4) comprises a pressure type cartridge valve (10), an electromagnetic directional valve (9) and an overflow valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221382087.XU CN217814214U (en) | 2022-06-06 | 2022-06-06 | Hydraulic oil circuit energy-saving control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221382087.XU CN217814214U (en) | 2022-06-06 | 2022-06-06 | Hydraulic oil circuit energy-saving control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217814214U true CN217814214U (en) | 2022-11-15 |
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ID=83987400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221382087.XU Active CN217814214U (en) | 2022-06-06 | 2022-06-06 | Hydraulic oil circuit energy-saving control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217814214U (en) |
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2022
- 2022-06-06 CN CN202221382087.XU patent/CN217814214U/en active Active
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