CN201615270U - Air control oil proportional valve - Google Patents
Air control oil proportional valve Download PDFInfo
- Publication number
- CN201615270U CN201615270U CN2010291510218U CN201029151021U CN201615270U CN 201615270 U CN201615270 U CN 201615270U CN 2010291510218 U CN2010291510218 U CN 2010291510218U CN 201029151021 U CN201029151021 U CN 201029151021U CN 201615270 U CN201615270 U CN 201615270U
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- Prior art keywords
- valve body
- valve
- oil
- grease
- cover
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- Expired - Fee Related
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Abstract
The utility model discloses an air control oil proportional valve, which is provided with an air cylinder body and a valve body, wherein the air cylinder body is provided with a rear cover and a front cover, the valve body is connected on the front side of an air cylinder, the front part and the rear part of the air cylinder body are respectively provided with a first air nozzle and a second air nozzle which are communicated with the inner portion of the air cylinder body, and an air cylinder piston and a valve rod which is connected on the air cylinder piston are arranged in the air cylinder body. The valve body is provided with an oil inlet nozzle, the inner portion of the valve body is provided with a valve core and a hollow oil stop sleeve which are communicated with the oil inlet nozzle and can move along the valve body, an oil cavity is formed between the movable valve core and the oil stop sleeve, a front port of the valve body is provided with a front end cover of the valve body and an oil outlet nozzle which runs through the front end cover of the valve body, the oil stop sleeve is embedded in one end of the oil outlet nozzle, which is arranged in the valve body, and the other end of the valve rod contacts and is connected with the oil stop sleeve through running through the front end cover of the valve body. The air control oil proportional valve has simple structure, is easy to process and assemble, is used on a proportional oil adder, and has the characteristics of adjustable oil amount, accurate adjustment, and no leakage of oil.
Description
Technical field
The utility model relates to the quantitative stuffing device of a kind of gas control, particularly relates to a kind of gas control grease proportional valve that can realize the control of grease stability of flow.
Background technique
The quantitative stuffing device of gas control is a power source with pressurized air, divides two-way, and one the road drives grease pump constantly imports proportional valve with grease; Another road source of the gas realizes that by the commutation of selector valve the grease of the quantitative cavity of proportional valve discharges.Have quick row's fat, easy to operate; Quantitatively accurately, characteristics such as reliable performance both can be used separately, also can be used for the assembly line production line, were convenient to realize automation.But it is non-adjustable that the quantitative stuffing device of existing gas control exists oil quantity, and easily produce and allow the grease leakage phenomenon.
Summary of the invention
Technical problem to be solved in the utility model is, provides that a kind of to have an oil quantity adjustable, regulates accurately, and do not have the gas control grease proportional valve that grease leaks.
The technological scheme that the utility model adopted is: a kind of gas control grease proportional valve, the valve body that includes the cylinder block that is provided with bonnet and protecgulum and be connected the cylinder front side, the forward part of described cylinder block and rear section are established respectively and are carried on the back first valve and second valve that has with the cylinder block internal communication, are provided with cylinder piston and the valve rod that is connected on the cylinder piston in the cylinder block; Described valve body is provided with oil intake nozzle, the inside of valve body is provided with the grease of the spool that can move along valve body that is communicated with oil intake nozzle and hollow by cover, described movably spool and grease are formed with oil pocket between cover, the front port of valve body is provided with the valve body front cover and runs through the oil outlet of valve body front cover, described grease is embedded in that end that oil outlet is positioned at valve body by cover, and the other end of described valve rod runs through protecgulum and is connected by the cover contact with grease with spool.
Described first valve is arranged on the described bonnet, and described second valve is arranged on the front portion of described cylinder block.
Described valve rod is positioned at grease and is formed with the grease groove on an end of cover.
Have an end on the described spool and be communicated with, the oil hole that the other end is communicated with grease groove on the valve rod with oil intake nozzle.
The outside spiral shell of described oil outlet links to be connected to and is used to regulate this oil outlet along forward and backward mobile adjusting nut in the valve body, and the rear section of described adjusting nut is embedded in the valve body, and front end stretches out the valve body front cover.
Described valve body front cover is the front end that is fixed on valve body by lock screw.
Also be provided with on the described valve body be used to limit the rotation stopping screw that oil outlet rotates in valve body, described rotation stopping screw runs through valve body and is embedded in the keyway that is formed on the oil outlet.
Gas control grease proportional valve of the present utility model, simple in structure, be easy to processing and assembling, be used for quantitative stuffing device, it is adjustable to have an oil quantity, regulates accurately, and does not have the characteristics that grease leaks.
Description of drawings
Fig. 1 is an external structure schematic representation of the present utility model;
Fig. 2 is an internal structure schematic representation of the present utility model.
Wherein:
2: the second valves of 1: the first valve
3: bonnet 4: cylinder block
5: protecgulum 6: oil intake nozzle
7: rotation stopping screw 8: valve body
9: valve body front cover 10: lock screw
11: adjusting nut 12: oil outlet
13: cylinder piston 14: valve rod
15: spool 16: oil pocket
17: grease is by overlapping 18: the grease groove
19: oil hole 20: keyway
Embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify gas control grease proportional valve of the present utility model and how to realize.
As shown in Figure 1 and Figure 2, gas control grease proportional valve of the present utility model, the valve body 8 that includes the cylinder block 4 that is provided with bonnet 3 and protecgulum 5 and be connected cylinder 4 front sides.
The forward part of described cylinder block 4 and rear section be respectively arranged be communicated with source of the gas and with first valve 1 and second valve 2 of cylinder block 4 internal communication, be provided with cylinder piston 13 in the cylinder block 4 and be connected valve rod 14 on the cylinder piston 13.Described first valve 1 is arranged on the described bonnet 3, and described second valve 2 is arranged on the front portion of described cylinder block 4.Wherein, first valve 1 and second valve 2 are used separately as air inlet nozzle and outlet nozzle.
Described valve body 8 is provided with oil intake nozzle 6, the inside of valve body 8 is provided with the grease of the spool 15 that can move along valve body 8 that is communicated with oil intake nozzle 6 and hollow by cover 17, described movably spool 15 and grease are formed with oil pocket 16 between cover 17, the front port of valve body 8 is provided with valve body front cover 9 and runs through the oil outlet 12 of valve body front cover 9, described grease is embedded in that end that oil outlet 12 is positioned at valve body 8 by cover 17, and the other end of described valve rod 14 runs through protecgulum 5 and is connected by cover 17 contacts with grease with spool 15.
Described valve rod 14 is positioned at grease and is formed with grease groove 18 on an end of cover 17.Have an end on the described spool 15 and be communicated with, the oil hole 18 that the other end is communicated with grease groove 18 on the valve rod 14 with oil intake nozzle 6.
The outside spiral shell of described oil outlet 12 links to be connected to and is used to regulate this oil outlet 12 along forward and backward mobile adjusting nut 11 in the valve body 8, and the rear section of described adjusting nut 11 is embedded in the valve body 8, and front end stretches out valve body front cover 9.Described valve body front cover 9 is the front ends that are fixed on valve body 8 by lock screw 10.
Also be provided with on the described valve body 8 be used to limit the rotation stopping screw 7 that oil outlet 12 rotates in valve body 8, described rotation stopping screw 7 runs through valve body 8 and is embedded in the keyway 20 that is formed on the oil outlet 12.
A do action of gas control grease proportional valve of the present utility model is: be power source with pressurized air, when source of the gas enters cylinder block 4 from first valve 1, during from 2 exhausts of second valve, cylinder piston 13 drives the position of rest that valve rod 14 moves backward to cylinder back cylinder cover 3 under gas pressure, this moment, grease was in sealing state by cover 17 and valve rod 14, and pressure grease enters and be full of the oil pocket 16 of valve body 8 from oil intake nozzle 6 via the grease groove 18 of the oil hole 19 of spool 15 and valve rod 14; When source of the gas enters cylinder block 4 from second valve 2, during from 1 exhaust of first valve, cylinder piston 13 drives the position of rest that valve rod 14 moves forward to cylinder front end housing 5 under gas pressure, this moment, pressure grease was sealed up for safekeeping outside oil pocket 16, and oil pocket 16 is by the grease groove 18 and oil outlet 12 conductings of valve rod 14; Spool 15 moves forward under the differential pressure action of pressure grease and oil outlet 12, thereby the quantitative grease in the oil pocket 16 is expressed to oil outlet 12 beginning oiling fat; Source of the gas enters cylinder block 4 from first valve 1, during from 2 exhausts of second valve, cylinder piston 13 drives the position of rest that valve rod 14 moves backward to cylinder back cylinder cover 3 under gas pressure, in this process, spool 15 is return original position under the oil pressure effect, this moment pressure grease will via the grease groove 18 of the oil hole 19 of spool 15 and valve rod 14 from oil intake nozzle 6 enter once more and the oil pocket 16 that is full of valve body 8 so circulation carry out.
Gas control grease proportional valve of the present utility model is adjusted oil pocket 16 amount oil quantities decided at the higher level but not officially announced: prevent that with rotation stopping screw 7 oil outlet 12 from rotating, after unclamping 4 lock screws 10 on the valve body front cover 9, adjust the length that oil nozzle 12 stretches out valve body front cover 9 by adjusting nut 11, thereby also just regulated the size of oil pocket 16, also promptly adjusted the oil reserve in the valve body oil pocket 16, finished after the adjusting 4 lock screws 10 are tightened again getting final product.
Claims (7)
1. gas control grease proportional valve, the valve body (8) that includes the cylinder block (4) that is provided with bonnet (3) and protecgulum (5) and be connected cylinder (4) front side, it is characterized in that, the forward part of described cylinder block (4) and rear section are respectively arranged with first valve (1) and second valve (2) with cylinder block (4) internal communication, are provided with cylinder piston (13) in the cylinder block (4) and are connected valve rod (14) on the cylinder piston (13); Described valve body (8) is provided with oil intake nozzle (6), the inside of valve body (8) is provided with the grease of the spool (15) that can move along valve body (8) that is communicated with oil intake nozzle (6) and hollow by overlapping (17), described movably spool (15) and grease are formed with oil pocket (16) between cover (17), the front port of valve body (8) is provided with valve body front cover (9) and runs through the oil outlet (12) of valve body front cover (9), described grease is embedded in that end that oil outlet (12) is positioned at valve body (8) by cover (17), and the other end of described valve rod (14) runs through protecgulum (5) and is connected by cover (17) contact with grease with spool (15).
2. gas control grease proportional valve according to claim 1 is characterized in that, described first valve (1) is arranged on the described bonnet (3), and described second valve (2) is arranged on the front portion of described cylinder block (4).
3. gas control grease proportional valve according to claim 1 is characterized in that, described valve rod (14) is positioned at grease and is formed with grease groove (18) on an end of cover (17).
4. gas control grease proportional valve according to claim 3 is characterized in that, has an end on the described spool (15) and is communicated with oil intake nozzle (6), the oil hole (18) that the other end is communicated with grease groove (18) on the valve rod (14).
5. gas control grease proportional valve according to claim 1, it is characterized in that, the outside spiral shell of described oil outlet (12) links to be connected to and is used to regulate this oil outlet (12) along forward and backward mobile adjusting nut (11) in the valve body (8), the rear section of described adjusting nut (11) is embedded in the valve body (8), and front end stretches out valve body front cover (9).
6. gas control grease proportional valve according to claim 1 is characterized in that, described valve body front cover (9) is the front end that is fixed on valve body (8) by lock screw (10).
7. gas control grease proportional valve according to claim 1, it is characterized in that, also be provided with on the described valve body (8) be used to limit the rotation stopping screw (7) that oil outlet (12) rotates in valve body (8), described rotation stopping screw (7) runs through valve body (8) and is embedded in the keyway (20) that is formed on the oil outlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010291510218U CN201615270U (en) | 2010-02-08 | 2010-02-08 | Air control oil proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010291510218U CN201615270U (en) | 2010-02-08 | 2010-02-08 | Air control oil proportional valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201615270U true CN201615270U (en) | 2010-10-27 |
Family
ID=43001639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010291510218U Expired - Fee Related CN201615270U (en) | 2010-02-08 | 2010-02-08 | Air control oil proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201615270U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051271A (en) * | 2016-07-18 | 2016-10-26 | 江苏恒立液压科技有限公司 | Electromagnetic pneumatic control assembly |
| CN106051272A (en) * | 2016-07-18 | 2016-10-26 | 江苏恒立液压科技有限公司 | Electromagnetic pneumatic control multi-way valve and electromagnetic pneumatic control assembly thereof |
| CN106439467A (en) * | 2016-10-08 | 2017-02-22 | 温州职业技术学院 | Precision quantification valve for lubricating grease |
| CN113385541A (en) * | 2021-06-16 | 2021-09-14 | 中冶赛迪工程技术股份有限公司 | Energy-saving continuous casting and rolling pendulum shear for thin slab |
| CN115388313A (en) * | 2022-07-19 | 2022-11-25 | 上海灿异机电科技有限公司 | Pneumatic quantitative oil injection lubricating system |
-
2010
- 2010-02-08 CN CN2010291510218U patent/CN201615270U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051271A (en) * | 2016-07-18 | 2016-10-26 | 江苏恒立液压科技有限公司 | Electromagnetic pneumatic control assembly |
| CN106051272A (en) * | 2016-07-18 | 2016-10-26 | 江苏恒立液压科技有限公司 | Electromagnetic pneumatic control multi-way valve and electromagnetic pneumatic control assembly thereof |
| CN106439467A (en) * | 2016-10-08 | 2017-02-22 | 温州职业技术学院 | Precision quantification valve for lubricating grease |
| CN113385541A (en) * | 2021-06-16 | 2021-09-14 | 中冶赛迪工程技术股份有限公司 | Energy-saving continuous casting and rolling pendulum shear for thin slab |
| CN113385541B (en) * | 2021-06-16 | 2024-06-04 | 中冶赛迪工程技术股份有限公司 | Energy-saving thin slab continuous casting and rolling pendulum shear |
| CN115388313A (en) * | 2022-07-19 | 2022-11-25 | 上海灿异机电科技有限公司 | Pneumatic quantitative oil injection lubricating system |
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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: 20101027 Termination date: 20160208 |