CN105152118B - The vacuum automatic oiling equipment of bubble can be eliminated - Google Patents
The vacuum automatic oiling equipment of bubble can be eliminated Download PDFInfo
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- CN105152118B CN105152118B CN201510402531.8A CN201510402531A CN105152118B CN 105152118 B CN105152118 B CN 105152118B CN 201510402531 A CN201510402531 A CN 201510402531A CN 105152118 B CN105152118 B CN 105152118B
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Abstract
No. I liquid level sensor is installed on the vacuum automatic oiling equipment of bubble, including vacuum degassing tank, vacuum degassing tank the invention discloses a kind of can eliminate；Vacuum pump group is connected with vacuum degassing tank and automatic vacuum room respectively；Charging pump is installed on vacuum degassing pot sidewall, and charging pump is connected by oil feed line with oil circuit surge tank, and oil circuit surge tank is connected with metering cylinder, and metering cylinder is connected with accurate filter, and accurate filter is connected with fuel feeding valve；Fuel feeding valve is installed on above automatic vacuum room；Vacuum degassing tank passes through oil return degasification pipeline connection with oil circuit surge tank；Connected at the top of oil circuit surge tank with the exhaust outlet of metering cylinder, PLC is connected with the servomotor and fuel feeding valve above vacuum pump group, metering cylinder by signal wire respectively.The present invention completely eliminates the bubble micro, in small, broken bits produced during oil plant conveying, metering and oiling, it is ensured that oiling precision and precision stability, improves the cleanliness factor of workpiece surface.
Description
Technical field
The invention belongs to a kind of oiling equipment, and in particular to a kind of to eliminate the vacuum automatic oiling equipment of bubble.
Background technology
Positive displacement vacuum automatic oiling equipment easily produces micro, in small, broken bits during oil plant conveying, metering and oiling
Bubble, the stability of the aeration oiling precision that produces and precision, is produced during oiling in conveying and metering process
Bubble makes workpiece surface by grunge pollution, influences the cleanliness factor of workpiece surface.
The content of the invention
The present invention proposes that the purpose is to provide one kind to eliminate gas in order to overcome shortcoming present in prior art
The vacuum automatic oiling equipment of bubble.
The technical scheme is that：
It is a kind of to eliminate the vacuum automatic oiling equipment of bubble including vacuum degassing tank, charging pump, automatic vacuum room, true
Empty pump group and PLC,
No. I liquid level sensor is installed, top is provided with No. I vacuum transducer on the side wall of the vacuum degassing tank；
No. II vacuum transducer is installed at the top of automatic vacuum room；
Vacuum pump group is connected with vacuum degassing tank and automatic vacuum room respectively；
Charging pump is installed on vacuum degassing pot sidewall, and charging pump side is provided with exhaust outlet and oil inlet from top to bottom, and
Exhaust outlet and oil inlet are connected with vacuum degassing tank, and charging pump bottom is provided with oil-feed port, and the oil-feed port of charging pump passes through fuel feeding
Pipeline is connected with oil circuit surge tank, and oil feed line check valve, oil circuit buffering pot bottom oil-out and meter are provided with oil feed line
The input port connection of cylinder is measured, the delivery outlet of metering cylinder is connected with accurate filter entrance, accurate filter outlet and fuel feeding valve
Entrance is connected；Fuel feeding valve is installed on above automatic vacuum room, and the outlet of fuel feeding valve is located in automatic vacuum room；
Vacuum degassing tank top is with oil circuit surge tank top by oil return degasification pipeline connection, and oil return degasification pipeline is provided with
Magnetic valve and degasification line check valve, magnetic valve and degasification line check valve are arranged in parallel；
Surge tank exhaust outlet at the top of oil circuit surge tank is connected with the exhaust outlet of metering cylinder；
No. II liquid level sensor is installed on oil circuit surge tank；
Servomotor is installed, PLC control system is logical with vacuum pump group, servomotor and fuel feeding valve respectively above metering cylinder
Cross signal wire connection.
No. I vacuum that the pressure value P 2 of No. II vacuum transducer on the automatic vacuum room is more than on vacuum degassing tank is passed
The pressure value P 1 of sensor, and △ P=P2-P1=2Pa~5Pa.
The sensed position of No. I liquid level sensor is less than the exhaust outlet of charging pump.
The metering cylinder is driven by servomotor.
Input port of the horizontal level of the exhaust outlet of the metering cylinder higher than metering cylinder and delivery outlet, and with oil circuit surge tank
Top together with.
The fuel feeding connector of the oil feed line and oil circuit surge tank is located in the middle part of oil circuit buffering pot sidewall.
The degasification connector and oil feed line of the surge tank exhaust entrance, oil return degasification pipeline and oil circuit surge tank and oil
The horizontal level of the fuel feeding connector of road surge tank is reduced successively.
The sensed position of No. II liquid level sensor is less than the degasification connector of oil circuit surge tank.
The beneficial effects of the invention are as follows：
The present invention completely eliminates the bubble micro, in small, broken bits produced during oil plant conveying, metering and oiling, it is ensured that note
Accuracy and precision stability, make oiling precision reach ± 0.05g, and make by oiling workpiece surface from grunge pollution, carry
The high cleanliness factor of workpiece surface；Meanwhile, the process that operator cleans workpiece surface by hand is eliminated, manpower money is saved
Source, reduces production cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Wherein：
The charging pump of 1 vacuum degassing tank 2
The vacuum pump group of 3 automatic vacuum room 4
6 No. I liquid level sensors of 5PLC control systems
The metering cylinder of 7 oil circuit surge tank 8
The fuel feeding valve of 9 accurate filter 10
11 vacuum transducers of servomotor 12 I
13 No. II magnetic valves of vacuum transducer 14
The oil feed line check valve of 15 degasification line check valve 16
The oil return degasification pipeline of 17 oil feed line 18
The surge tank exhaust outlet of 19 surge tank exhaust entrance 20
21 liquid level sensors of surge tank entrance 22 II.
Embodiment
It is used for positive displacement vacuum automatic oiling with reference to what Figure of description and embodiment can eliminate bubble to the present invention
Equipment is described in detail：
Can eliminate the vacuum automatic oiling equipment of bubble as shown in figure 1, a kind of, including vacuum degassing tank 1, charging pump 2, from
No. I liquid level sensor 6 is installed on dynamic vacuum chamber 3, vacuum pump group 4 and PLC 5, the side wall of the vacuum degassing tank 1,
Top is provided with No. I vacuum transducer 12；
The top of automatic vacuum room 3 is provided with No. II vacuum transducer 13；The sensing position of No. II liquid level sensor 22
Set low the surge tank exhaust outlet 20 in oil circuit surge tank 7；
Vacuum pump group 4 is connected with vacuum degassing tank 1 and automatic vacuum room 3 respectively；
Charging pump 2 is installed on the side wall of vacuum degassing tank 1, and the side of charging pump 2 is provided with exhaust outlet and oil inlet from top to bottom,
And exhaust outlet and oil inlet are connected with vacuum degassing tank 1, the bottom of charging pump 2 is provided with oil-feed port, and the oil-feed port of charging pump 2 passes through
Oil feed line 17 is connected with oil circuit surge tank 7, and oil feed line check valve 16, the bottom of oil circuit surge tank 7 are provided with oil feed line 17
Portion's oil-out is connected with the input port of metering cylinder 8, and the delivery outlet of metering cylinder 8 is connected with the entrance of accurate filter 9, accurate filter
9 outlets are connected with the entrance of fuel feeding valve 10；Fuel feeding valve 10 is installed on the top of automatic vacuum room 3, and the outlet of fuel feeding valve 10 is located at
In automatic vacuum room 3；
The top of vacuum degassing tank 1 is connected with the top of oil circuit surge tank 7 by oil return degasification pipeline 18, oil return degasification pipeline 18
Magnetic valve 14 and degasification line check valve 15 are installed, magnetic valve 14 and degasification line check valve 15 are arranged in parallel；
The surge tank exhaust entrance 19 at the top of oil circuit surge tank 7 is connected with the exhaust outlet of metering cylinder 8；
No. II liquid level sensor 22 is installed on oil circuit surge tank 7；
The top of metering cylinder 8 is provided with servomotor 11, PLC control system 5 respectively with vacuum pump group 4, servomotor 11 and
Fuel feeding valve 10 is connected by signal wire.
The pressure value P 2 of No. II vacuum transducer 13 on the automatic vacuum room 3 is more than No. I on vacuum degassing tank 1 very
The pressure value P 1 of empty sensor 12, and △ P=P2-P1=2Pa~5Pa.
The sensed position of No. I liquid level sensor 6 is less than the exhaust outlet of charging pump 2.
Input port of the horizontal level of the exhaust outlet of the metering cylinder 8 higher than metering cylinder 8 and delivery outlet, and with oil circuit buffering
The top of tank 7 together with.
The surge tank entrance 21 of the oil feed line 17 and oil circuit surge tank 7 is located in the middle part of the side wall of oil circuit surge tank 7.
The surge tank exhaust outlet 20 and confession of the surge tank exhaust entrance 19, oil return degasification pipeline 18 with oil circuit surge tank 7
The horizontal level of oil pipe line 17 and the surge tank entrance 21 of oil circuit surge tank 7 is reduced successively.
Magnetic valve is respectively arranged with the pipeline that the vacuum pump group 4 is connected with vacuum degassing tank 1 and automatic vacuum room 3.
The metering cylinder 8 is driven by servomotor 11.The stroke of the piston of servomotor 11 is sent by PLC 5
Pulse command is controlled.
The vacuum of the automatic vacuum room 3 is provided by vacuum pump group 4, and is controlled by PLC 5, its working vacuum
Degree can according to technological requirement in the range of 1~30Pa it is adjustable, when vacuum reach control program setting vacuum after, start perform
Oiling process.
The accurate filter 15 uses SS-110-05T powder of stainless steel sintered filter cores.
The present invention completely eliminates the bubble micro, in small, broken bits produced during oil plant conveying, metering and oiling, it is ensured that note
Accuracy and precision stability, make oiling precision reach ± 0.05g, and make by oiling workpiece surface from grunge pollution, carry
The high cleanliness factor of workpiece surface；Meanwhile, the process that operator cleans workpiece surface by hand is eliminated, manpower money is saved
Source, reduces production cost.
Claims (7)
1. a kind of can eliminate the vacuum automatic oiling equipment of bubble, including vacuum degassing tank（1）, charging pump（2）, automatic vacuum room
（3）, vacuum pump group（4）And PLC（5）, it is characterised in that：
The vacuum degassing tank（1）Side wall on No. I liquid level sensor is installed（6）, top is provided with No. I vacuum transducer
（12）；
Automatic vacuum room（3）Top No. II vacuum transducer is installed（13）；
Vacuum pump group（4）Respectively with vacuum degassing tank（1）With automatic vacuum room（3）Connection；
Charging pump（2）It is installed on vacuum degassing tank（1）On the wall of side, charging pump（2）Side is provided with exhaust outlet and oil-feed from top to bottom
Mouthful, and exhaust outlet and oil inlet with vacuum degassing tank（1）Connection, charging pump（2）Bottom is provided with oil-feed port, charging pump（2）'s
Oil-feed port passes through oil feed line（17）With oil circuit surge tank（7）Connection, oil feed line（17）On oil feed line check valve is installed
（16）, oil circuit surge tank（7）Bottom oil-out and metering cylinder（8）Input port connection, metering cylinder（8）Delivery outlet and accurate mistake
Filter（9）Entrance is connected, accurate filter（9）Outlet and fuel feeding valve（10）Entrance connection；Fuel feeding valve（10）It is installed on automatic
Vacuum chamber（3）Top, and fuel feeding valve（10）Outlet be located at automatic vacuum room（3）It is interior；
Vacuum degassing tank（1）Top and oil circuit surge tank（7）Top passes through oil return degasification pipeline（18）Connection, oil return degasification pipeline
（18）Magnetic valve is installed（14）With degasification line check valve（15）, magnetic valve（14）With degasification line check valve（15）Parallel connection is set
Put；
Oil circuit surge tank（7）The surge tank exhaust entrance at top（19）With metering cylinder（8）Exhaust outlet connection；
Oil circuit surge tank（7）On No. II liquid level sensor is installed（22）；
Metering cylinder（8）Top is provided with servomotor（11）, PLC control system（5）Respectively with vacuum pump group（4）, servomotor
（11）And fuel feeding valve（10）Connected by signal wire；
No. I liquid level sensor（6）Sensed position be less than charging pump（2）Exhaust outlet.
2. a kind of the vacuum automatic oiling equipment of bubble can be eliminated according to claim 1, it is characterised in that：It is described automatic
Vacuum chamber（3）On No. II vacuum transducer（13）Pressure value P 2 be more than vacuum degassing tank（1）On No. I vacuum transducer
（12）Pressure value P 1, the Pa of and △ P=P2-P1=2 Pa~5.
3. a kind of the vacuum automatic oiling equipment of bubble can be eliminated according to claim 1, it is characterised in that：The metering
Cylinder（8）By servomotor（11）Driving.
4. a kind of the vacuum automatic oiling equipment of bubble can be eliminated according to claim 1, it is characterised in that：The metering
Cylinder（8）Exhaust outlet horizontal level be higher than metering cylinder（8）Input port and delivery outlet, and with oil circuit surge tank（7）Top connects
Together.
5. a kind of the vacuum automatic oiling equipment of bubble can be eliminated according to claim 1, it is characterised in that：The fuel feeding
Pipeline（17）With oil circuit surge tank（7）Surge tank entrance（21）Positioned at oil circuit surge tank（7）In the middle part of the wall of side.
6. a kind of the vacuum automatic oiling equipment of bubble can be eliminated according to claim 1, it is characterised in that：The buffering
Tank exhaust entrance（19）, oil return degasification pipeline（18）With oil circuit surge tank（7）Surge tank exhaust outlet（20）And oil feed line
（17）With oil circuit surge tank（7）Surge tank entrance（21）Horizontal level reduce successively.
7. a kind of the vacuum automatic oiling equipment of bubble can be eliminated according to claim 1, it is characterised in that：Described No. II
Liquid level sensor（22）Sensed position be less than oil circuit surge tank（7）Surge tank exhaust outlet（20）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510402531.8A CN105152118B (en) | 2015-07-10 | 2015-07-10 | The vacuum automatic oiling equipment of bubble can be eliminated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510402531.8A CN105152118B (en) | 2015-07-10 | 2015-07-10 | The vacuum automatic oiling equipment of bubble can be eliminated |
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| CN105152118A CN105152118A (en) | 2015-12-16 |
| CN105152118B true CN105152118B (en) | 2017-10-20 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015895B (en) * | 2016-06-28 | 2018-08-17 | 河北工业大学 | A kind of deep-sea oil pressure compensation device-specific oiling device |
| CN111811607B (en) * | 2020-07-13 | 2022-08-05 | 朱沛灵 | Irregular tank volume measuring system and method |
| CN114121427B (en) * | 2021-10-29 | 2023-07-21 | 西北核技术研究所 | Gravity pressure difference-based two-stage vacuum oil injection system and application method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3259309B2 (en) * | 1992-01-23 | 2002-02-25 | カシオ計算機株式会社 | Method and apparatus for defoaming liquid resin |
| CN2223127Y (en) * | 1995-06-21 | 1996-03-27 | 北京远东仪表有限公司 | Direct-stirring degassing oil-filling device for remote liquid level pressure transducer |
| CN2316761Y (en) * | 1998-02-09 | 1999-04-28 | 北京大唐发电股份有限公司陡河发电厂 | Vacuum purifier for sealing oil of electric generator |
| CN202449839U (en) * | 2011-12-08 | 2012-09-26 | 重庆今润机电有限公司 | Nitrogen static-pressure vacuum refueling machine |
| CN103318830B (en) * | 2013-07-01 | 2015-06-03 | 核工业理化工程研究院 | Precise vacuum oiling automation line |
| CN204778794U (en) * | 2015-07-10 | 2015-11-18 | 核工业理化工程研究院 | Can eliminate automatic oiling equipment in vacuum of bubble |
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