CN2474272Y

CN2474272Y - Pressurizing unit

Info

Publication number: CN2474272Y
Application number: CN 01219352
Authority: CN
Inventors: 陈天成; 苏正聪
Original assignee: DETER ENTERPRISE Co Ltd
Current assignee: DETER ENTERPRISE Co Ltd
Priority date: 2001-04-12
Filing date: 2001-04-12
Publication date: 2002-01-30
Anticipated expiration: 2011-04-12

Abstract

Utility model relates to a free-oil pressurizing device which comprises a cylinder body, wherein the cylinder body is provided with a first, a second and a third cylinder chambers, an oil chamber, a first shaft hole communicated with the first cylinder chamber, a second shaft hole communicated with the first and the second cylinder chambers, a third shaft hole communicated with the second and the third cylinder chambers and a first and a second oil passages used for communicating the oil chamber and the second cylinder chamber, wherein a first and a second venting holes are arranged at both ends of the first cylinder chamber, and a first piston is arranged in the first cylinder chamber and is provided with a first piston rod which is penetrated in the first shaft hole. A second piston is arranged in the second cylinder chamber and is provided with a second piston rod which is penetrated in the second shaft hole and is connected with the first piston, both ends of the third cylinder chamber are provided with a third venting hole and a fourth venting hole, and a third piston is arranged in the third cylinder chamber and is provided with a third piston rod which is penetrated in the third shaft hole.

Description

Empty oily pressurized machine

The utility model is relevant with oil hydraulic cylinder, pneumatic cylinder, is meant the oily pressurized machine of a kind of sky especially.

Press, pressurized machine be with the inlet limit pressure transmit in a particular manner and be increased to the outlet limit, make the outlet limit have a kind of pressure conversion assembly that high pressure is exported, general milling machine, the holding device of boring machine, punch press, press ... in working machine, all can see the trace of pressurized machine; See also Fig. 1 to Fig. 3, system layout and action diagram for the oily pressurized machine 10 of a kind of sky commonly used, this pressurized machine 10 is in first,

second cylinder chamber

11,12 that is interconnected, one first,

second piston

13,14 is set respectively, and between first,

second cylinder chamber

11,12 more bypass be connected with an oil storage cylinder 15, the top of this oil storage cylinder 15 and these 11 bottoms, first cylinder chamber are to be communicated with and to be constituted a control loop by one first solenoid valve 16, and the top and bottom ends of this second cylinder chamber 12 then is communicated with by one second solenoid valve 17 and constitutes a control loop; The action of this pressurized machine 10 as shown in Figure 1 to Figure 3, can divide into A advances fast, three stages such as high thrust propelling of B and C quick return, when these first solenoid valve, 16 guiding pressurized air enter in this oil storage cylinder 15, hydraulic oil will force this first piston 13 to advance fast towards workpiece 18 downwards, this is to be the A stage, as shown in Figure 1, secondly, this second solenoid valve 17 will be guided pressurized air and be entered in this second cylinder chamber 12, force the stopper rod 14A of this second piston 14 to enter in this first cylinder chamber 11, produce pressurization by the hydraulic oil in this first cylinder chamber 11, the stopper rod 13A that makes this first piston 13 produces high thrust and to workpiece 18 works done, this is to be the B stage, as shown in Figure 2, at last, this is first years old,

second solenoid valve

16,17 will guide pressurized air, make this first,

second piston

13,14 returning positions, this is the C stage, as shown in Figure 3, yet, these pressurized machines 10 are pressurizeed to the hydraulic oil free surface in this oil storage cylinder 15 by pressurized air because of need, and promote this first piston 13, therefore, its reaction velocity will be subjected to certain restriction, and two faces of this first piston 13 are to contact with hydraulic oil and pressurized air respectively, in case the sealing situation is bad, pressurized air enters in the hydraulic oil easily, and influence the pressure of supercharging, in addition, because of pressurized air must pressurize to the hydraulic oil free surface in this oil storage cylinder 15, therefore, no matter this pressurized machine is upright, during horizontal or oblique putting, this oil storage cylinder 15 all must be adjusted to the state of upright setting, can't integrate with the attitude of this pressurized machine, it is comparatively inconvenient to make when this pressurized machine 10 runs in the board that need be disposed at small space, and must be connected with this oil storage cylinder by the pull-out tube line.

In view of this, main purpose of the present utility model is to provide a kind of sky oily pressurized machine, and its hydraulic oil is to form the loop of a sealing and contact with pressurized air, and is swift in motion, and pressurization is certain.

Another purpose of the present utility model is to provide a kind of sky oily pressurized machine, and its oil storage cylinder can optionally and arbitrarily be adjusted its attitude.

For reaching above-mentioned purpose, the oily pressurized machine of a kind of sky provided by the utility model, include: a cylinder body, have one first, second, third cylinder chamber, be equipped with hydraulic oil the grease chamber, be communicated with this first cylinder chamber and extraneous one first axis hole, be communicated with one second cylinder chamber of this first, second cylinder chamber one second axis hole, be communicated with a Triaxial hole of this second, third cylinder chamber, and first, second asphalt channel that is communicated with this grease chamber and this second cylinder chamber; This first cylinder chamber, its two end is respectively equipped with first, second vent; One first piston is to be located in this first cylinder chamber, and it has one first stopper rod, is to be arranged in this first axis hole; One second piston is to be located in this second cylinder chamber, and it has one second stopper rod, is to be arranged in this second axis hole, and is connected with this first piston; The 3rd cylinder chamber, its two end are respectively equipped with one the 3rd, the four-way pore; One the 3rd piston is to be located in the 3rd cylinder chamber, and it has one the 3rd stopper rod, is to be arranged in this Triaxial hole; Thus, this pressurized machine can be controlled pressurized air the flow through direction and the order of this vent respectively by valve body, and controls the action of this first, the 3rd stopper rod, and by the displacement of the 3rd stopper rod, strength is stretched on the top that increases this first stopper rod.

Wherein this cylinder body includes: a base, have this first axis hole and this first vent, and wherein this first axis hole is top, the bottom surface of running through this base, and this first vent is side and the end face that is communicated with this base; One first cylinder barrel is the cylinder that is that a top and bottom ends is open, and this first cylinder barrel bottom is to be covered with to be fixed in this base top surface, and the inside of this first cylinder barrel is to form this first cylinder chamber and be connected with this first axis hole and this first vent; One first tap, its bottom surface is to be covered with to be fixed in this first cylinder barrel end face, it has this second axis hole, this second vent and this first asphalt channel this first tap, this second axis hole is to run through this tap top, bottom surface, this second vent is side and the bottom surface that is communicated with this tap, and this first asphalt channel is to be located in this tap, and its two end opening is the inside and outside side that lays respectively at this tap end face; One second cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of this second cylinder barrel is to cover at this first tap end face, and the inside of this second cylinder barrel be form this second cylinder chamber and with the inboard open communication of this second axis hole and this first asphalt channel; One the 3rd cylinder barrel, be to be the open cylinder of a top and bottom ends, be to be covered with coaxially with second cylinder barrel to be fixed in this first tap end face, then form this grease chamber between the 3rd inner wall of cylinder and this second cylinder barrel outer wall, and be communicated with the outer openings of this first asphalt channel; One second tap, its bottom surface is to be covered with the end face that is fixed in this second, third cylinder barrel, this second tap has a Triaxial hole, the 3rd vent and this second asphalt channel, wherein this Triaxial hole is top, the bottom surface of running through this second tap, be communicated with this second cylinder chamber, the 3rd vent is side and the end face that is communicated with this second tap, and this second asphalt channel, it is the pipeline that is communicated with for a three-dimensional, in order to be communicated with the bottom surface and the side of this Triaxial hole, this second tap respectively, this second cylinder chamber, this grease chamber and the external world can be interconnected; One the 4th cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of the 4th cylinder barrel is to cover at this second tap end face, and the inside of the 4th cylinder barrel is to form one the 3rd cylinder chamber and be connected with this Triaxial hole and the 3rd vent; One footstock, its bottom surface are to be covered with to be fixed in the 4th cylinder barrel top, and it has this four-way pore, are side and the bottom surfaces that is communicated with this footstock, and are communicated with the 3rd cylinder chamber; Secondly, this pressurized cylinder also includes a lubricating cup, is to be connected with the side port of this second asphalt channel.

Wherein this lubricating cup inside is provided with a piston and a spring, and the one side of this piston is to contact with hydraulic oil, and two ends of this spring are to offset with the another side of this piston and the inwall of this lubricating cup respectively.

Wherein this cylinder body includes: one first base, have this first axis hole and this first vent, and wherein this first axis hole is top, the bottom surface of running through this base, and this first vent is side and the end face that is communicated with this base; One first cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of this first cylinder barrel is to be covered with to be fixed in this base top surface, and the inside of this first cylinder barrel is to form this first cylinder chamber and be connected with this first axis hole and this first vent; One first tap, its bottom surface is to be covered with to be fixed in this first cylinder barrel end face, it has this second axis hole, this second vent and one first bypass line this first tap, this second axis hole is to run through this first tap top, bottom surface, this second vent is side and the bottom surface that is communicated with this first tap, and this first bypass line is side and the end face that is communicated with this first tap; One second cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of this second cylinder barrel is to be covered with to be fixed in this first tap end face, and the inside of this second cylinder barrel is to form this second cylinder chamber and be communicated with this second axis hole and this first bypass line; One first footstock, its bottom surface are to be covered with to be fixed in this second cylinder barrel end face, and it has one second bypass line, are side and the bottom surfaces that is communicated with this first footstock, and are communicated with this second cylinder chamber; One second base has the 3rd vent, is side and the end face that is communicated with this second base; One the 3rd cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of the 3rd cylinder barrel is to be covered with to be fixed in this second base top surface, and the inside of the 3rd cylinder barrel is to form the 3rd cylinder chamber and be connected with the 3rd vent; One second tap, its bottom surface is to be covered with to be fixed in the 3rd cylinder barrel end face, this second tap has a Triaxial hole, this four-way pore and one the 3rd bypass line, this second axis hole is to run through this second tap top, the bottom surface, this four-way pore is side and the bottom surface that is communicated with this second tap, and the 3rd bypass line, it is the pipeline that is communicated with for a three-dimensional, in order to be communicated with this Triaxial hole respectively, the end face of this second tap and side, and the lateral opening of the 3rd bypass line is to interconnect with the lateral opening of this first bypass line to communicate, and forms this first asphalt channel; One inside and outside oil storage cylinder, be to be respectively the open cylinder of a top and bottom ends, this inside and outside oil storage cylinder is can be covered with its bottom coaxially to be fixed in this second tap end face, should interior oil storage cylinder inside be to be connected wherein with this Triaxial hole, should in oil storage cylinder outer wall and space that should outer oil storage cylinder inwall then with the end face open communication of the 3rd bypass line, form this grease chamber; One second footstock, its bottom surface is to be covered with the end face that is fixed in this inside and outside oil storage cylinder, it has an oiling passage and one the 4th bypass line, this oiling passage is to be somebody's turn to do outer oil storage cylinder with extraneous in order to be communicated with, the 4th bypass line is bottom surface and the side that is communicated with this second footstock, and the lateral opening of the 4th bypass line is to interconnect with the lateral opening of this second bypass line to communicate, and forms this second asphalt channel.

Wherein also including a lubricating cup, is to be connected with this oiling passage.

Wherein this lubricating cup inside is provided with a piston and a spring, and the one side of this piston is to contact with hydraulic oil, and the two ends of this spring are to offset with the another side of this piston and the inwall of this lubricating cup respectively.

For making the auditor can understand detailed construction of the present utility model and characteristics, enumerate now following examples and conjunction with figs. the explanation as after, wherein:

Fig. 1 is the system layout of the oily pressurized machine of a kind of existing sky, in order to the action that illustrates that this pressurized machine advances fast;

Fig. 2 is the system layout of the oily pressurized machine of a kind of existing sky, in order to the action that illustrates that the high thrust of this pressurized machine advances;

Fig. 3 is the system layout of the oily pressurized machine of a kind of existing sky, in order to the action of this pressurized machine quick return to be described;

Fig. 4 is the action schematic representation of the utility model one preferred embodiment, in order to the action of explanation pressurized machine preparation propelling;

Fig. 5 is the action schematic representation of the utility model one preferred embodiment, in order to the action of propelling fast of explanation pressurized machine;

Fig. 6 is the action schematic representation of the utility model one preferred embodiment, in order to the action of the high thrust propelling of explanation pressurized machine;

Fig. 7 is the action schematic representation of the utility model one preferred embodiment, in order to the action of explanation pressurized machine preparation propelling;

Fig. 8 is the action schematic representation of the utility model one preferred embodiment, in order to the action of propelling fast of explanation pressurized machine;

Fig. 9 is the action schematic representation of another preferred embodiment of the utility model, in order to the action of the high thrust propelling of explanation pressurized machine.

See also Fig. 4 to Fig. 6, a preferred embodiment of the empty oily pressurized machine 30 of the utility model consists predominantly of a cylinder body 32 and is placed in one first, second and

third piston

34,36,38 in this cylinder body 32, wherein:

This cylinder body 32, be by a base 40, one first cylinder barrel 42, one first tap 44, second,

third cylinder barrel

46,48, one second tap 50, one the 4th cylinder barrel 52 and a footstock 54 piles up mutually and establish with bolt (not shown) lock and to link and to form, wherein:

This base 40, have one first axis hole 40A and one first vent 40B, this first axis hole 40A is positioned at the central position of this base 40 and the top, bottom surface 40C, the 40D that run through this base 40, and this first vent 40B is side 40E and the end face 40C that is communicated with this base 40.

This first cylinder barrel 42, be to be a top, the cylinder that the bottom is open, the bottom of this first cylinder barrel 42 is to cover at this base 40 end face 40C, and the inner space of this first cylinder barrel 42 is to form one first cylinder chamber 42A and be connected with this first axis hole 40A and this first vent 40B, and be to be installed with for this first piston 34 among this first cylinder chamber 42A, and one first stopper rod 34A of this first piston 34 can be placed through among the first axis hole 40A, and this first stopper rod 34A can be placed through among this first axis hole 40A, and the free end of this first stopper rod 34A is to be exposed to this base 40 bottom surface 40D and to be connected with a drift 34B.

This first tap 44, be to be covered with to be fixed in this first cylinder barrel, 42 end faces, it has one second axis hole 44A, one second vent 44B and one first asphalt channel 44C, wherein this second axis hole 44A is top, bottom surface 44D, the 44E that runs through this first tap 44 with this first axis hole 40A coaxially, this second vent 44B, be side 44F and the bottom surface 44E that is communicated with this tap 44, and this first asphalt channel 44C, be to be located in this tap 44, its two end opening 44G, 44H are the inside and outside sides that lays respectively at this tap 44 end face 44D; Thus, this first, second vent 40B, 44B can connect one first solenoid valve (not shown) and form a control loop, with this first piston 34 of start shift reciprocately in this first cylinder chamber 42A.

This second cylinder barrel 46, be to be the open cylinder of a top and bottom ends, this second cylinder barrel 46 is to cover at this first tap 44 end face 44D, its barrel is just between two end opening 44G, the 44H of this first asphalt channel 44C, and the inside of this second cylinder barrel 46 is to form one second cylinder chamber 46A, and is communicated with the interior side opening 44G of this second axis hole 44A and the first asphalt channel 44C; And this second piston 36, be to be placed among this second cylinder chamber 46A, and one second stopper rod 36A of this second piston 36 is arranged among this second axis hole 44A, and the free end of this second stopper rod 36A is to be fixed on this first piston 34, but makes this first,

second piston

34,36 Yi Ti Even moving.

The 3rd cylinder barrel 48, be to be the open cylinder of a top and bottom ends, be to cover at this first tap 44 end face 44D coaxially with second cylinder barrel 46, and then can limit out the 48A of grease chamber of a ring-type by sentence between the 3rd cylinder barrel 48 inwalls and this second cylinder barrel, 46 outer wall, and be communicated with the outer openings 44H of this first asphalt channel 44C.

This second tap 50, be cover at this second, the

3rd cylinder barrel

46,48 end face, this second tap 50 has a Triaxial hole 50A, one the 3rd vent 50B and one second asphalt channel 50C, this Triaxial hole 50A wherein, it is the top of running through second tap 50 with this second axis hole 44A coaxially, bottom surface 50D, 50E, and be communicated with this second cylinder chamber 46A, the 3rd vent 50B, be side 50F and the end face 50D that is communicated with this tap, and this second asphalt channel 50C, it is the pipeline that is communicated with for a three-dimensional, in order to be communicated with this Triaxial hole 50A respectively, the bottom surface 50E of this second tap 50 and side 50F make this second cylinder chamber 46A, the 48A of this grease chamber and the external world can be interconnected; Secondly, the side port of this second asphalt channel 50C more is connected with a lubricating cup 51, its inside is provided with a piston 51A and a spring 51B, and the one side of this piston 51A is to contact with hydraulic oil, and two ends of this spring 51B are to offset with the another side of this piston 51A and the inwall of this lubricating cup 51 respectively.

The 4th cylinder barrel 52, be to be the open cylinder of a top and bottom ends, the 4th cylinder barrel is to cover at this second tap, 50 end faces, and the inside of the 4th cylinder barrel 52 is to form one the 3rd cylinder chamber 52A and be connected with this Triaxial hole 50A and the 3rd vent 50B, the 3rd cylinder chamber 52A is ccontaining for the 3rd piston 38, and one the 3rd stopper rod 38A of the 3rd piston 38 can be arranged among this Triaxial hole 50A.

This footstock 54, it is to be covered with to be fixed in the 4th cylinder barrel 52 tops, it has a four-way pore 54A, is side 54B and the bottom surface 54C that is communicated with this footstock 54, and is communicated with the 3rd cylinder chamber 52A; Thus, the 3rd, four-way pore 50B, 54B can connect one second solenoid valve (not shown) and form a control loop, with start the 3rd piston 38 shift reciprocately in the 3rd cylinder chamber 52A.

By above-mentioned combination, when the empty oily pressurized machine 30 of the utility model uses, extremely shown in Figure 6 as Fig. 4, at first can be by this first solenoid valve guiding pressurized air, enter among this first cylinder chamber 42A from this second vent 44B, and this first piston 34 of start drops to the contiguous workpiece of drift 34B 58 positions of this first stopper rod 34A rapidly together with this second piston 36, and the reflux gas among this first cylinder chamber 42A will be discharged in this first vent 40B, as shown in Figure 5, secondly, this second solenoid valve will be guided pressurized air and be entered among the 3rd cylinder chamber 52A from this four-way pore 54A, and start the 3rd piston 38 descends, the 3rd stopper rod 38A shaft will seal the opening of this second asphalt channel 50C and this Triaxial hole 50A this moment, make between this second piston 36 and the 3rd stopper rod 38A and form an airtight grease chamber and supercharging, the oil return of this second cylinder chamber 46A this moment will be through the first asphalt channel 44C, the 48A of this grease chamber, this second asphalt channel 50C and being back in this lubricating cup 51, and the pressure that increases will be passed to this first stopper rod 34A and this workpiece 58 is carried out high thrust work done via this second piston 36, as shown in Figure 6; Then, this second solenoid valve enters the 3rd cylinder chamber 52A with guide's impulse air that contracts in the 3rd vent 50B, and this first solenoid valve is guided pressurized air subsequently, enter among this first cylinder chamber 42A from this first vent 40B, make respectively that this first, second and

third piston

34,36,38 can return back to original position fast, as shown in Figure 4.

By above statement as can be known, the oily pressurized machine 30 of sky of the present utility model, its hydraulic oil is to form a loop and contact with pressurized air, and is directly to drive this first piston 34 by pressurized air to enter outer fast action of spreading to answer, whole action quite rapidly and pressurization certain; In addition, because of being provided with this piston 51A and spring 51B in this lubricating cup 51, so this lubricating cup 51 can put arbitrarily with the attitude of cylinder body 32, and need not limit the state that need be upright.

Please consult Fig. 7 to Fig. 9 again, another preferred embodiment of the empty oily pressurized machine 60 of the utility model consists predominantly of a cylinder body 62 and is placed in first, second and

third piston

64,66,68 in this cylinder body 62, wherein:

This cylinder body 62, being existed side by side mutually to pile up and establish with bolt (end shows among the figure) lock by one first base 70, one first cylinder barrel 72, one first tap 74, one second cylinder barrel 76, a stationary magazine creel 78, one first footstock 80, one second base 82, one the 3rd cylinder barrel 84, one second tap, 86, one inside and outside

oil storage cylinder

88,90 and one second footstock 92 links and forms, wherein:

This first base 70 has one first axis hole 70A and one first vent 70B, and wherein this first axis hole 70A is top, the bottom surface of running through this first base 70, and this first vent 70B is side and the end face that is communicated with this first base.

This first cylinder barrel 72 is the cylinders that are that a top and bottom ends is open, and the bottom of this first cylinder barrel 72 is to cover at this first base, 70 end faces, and the inside of this first cylinder barrel 72 is to form one first cylinder chamber 72A and ccontaining for this first piston 64.

This first tap 74, its bottom surface is to cover at this first cylinder barrel, 72 end faces, this first tap 74 has one second axis hole 74A, one second vent 74B and the first by-pass line 74C, this second axis hole 74A is top, the bottom surface of running through this first tap 74 with this first axis hole 70A coaxially, this second vent 74B, be side and the bottom surface that is communicated with this first tap 74, and this first bypass line 74C is side and the end face that is communicated with this first tap 74; Thus, this first,

second vent

70B, 74B can connect one first solenoid valve (end shows among the figure) and form a control loop, with this first piston 64 of start shift reciprocately in this first cylinder chamber 72A.

This second cylinder barrel 76, be to be the open cylinder of a top and bottom ends, the bottom of this second cylinder barrel 76 is to cover at this first tap, 74 end faces, and the inside of this second cylinder barrel 76 is to form one second cylinder chamber 76A and ccontaining for this second piston 66, and the stopper rod of this second piston 66 is affixed with this first piston 66; Secondly, this stationary magazine creel 78 is the outsides that are sheathed on this second cylinder barrel 76.

This first footstock 80, its bottom surface are to cover at this second cylinder barrel 76 and this stationary magazine creel 78 end faces, and it has one second bypass line 80A, are side and the bottom surfaces that is communicated with this first footstock 80, and are communicated with this second cylinder chamber 76A.

This second base 82 has one the 3rd vent 82A, is side and the end face that is communicated with this second base 82.

The 3rd cylinder barrel 84, be to be the open cylinder of a top and bottom ends, the bottom of the 3rd cylinder barrel 84 is to be covered with to be fixed in this second base, 82 end faces, and the inside of the 3rd cylinder barrel 84 is to form one the 3rd cylinder chamber 84A and ccontaining for the 3rd piston 68, and is connected with the 3rd vent 82A.

This second tap 86, its bottom surface is to be covered with to be fixed in the 3rd cylinder barrel 84 end faces, this second tap 86 has a Triaxial hole 84A, one four-way pore 84B and one the 3rd bypass line 84C, wherein this second axis hole 84A is the top of running through this second tap 86, the bottom surface, this four-way pore 84B is side and the bottom surface that is communicated with this second tap 86, and the 3rd bypass line 84C, it is the pipeline that is communicated with for a three-dimensional, in order to be communicated with this Triaxial hole 86A respectively, the end face of this second tap 86 and side, and the lateral opening of the 3rd bypass line 84C is to interconnect with the lateral opening of this first by-pass line 74C to communicate, and forms one first asphalt channel 84D; Thus, the 3rd, four-way pore 82B, 86B can connect one second solenoid valve (not shown) and form a control loop, with start the 3rd piston 68 shift reciprocately in the 3rd cylinder chamber 84A.

This inside and outside

oil storage cylinder

88,90, be to be respectively the open cylinder of a top and bottom ends, this inside and outside oil storage cylinder the 88, the 90th can be covered with its bottom coaxially and be fixed in this second tap, 86 end faces, should interior oil storage cylinder 88 inside be to be connected wherein with this Triaxial hole 86A, and these interior oil storage cylinder 88 outer walls and the space of being somebody's turn to do outer oil storage cylinder 90 inwalls, then with the end face open communication of the 3rd bypass line 84C, and then form a 90A of grease chamber.

This second footstock 92, its bottom surface is to be covered with the end face that is fixed in this inside and outside

oil storage cylinder

88,90, it has an oiling passage 92A and one the 4th bypass line 92B, this oiling passage 92A is somebody's turn to do outer oil storage cylinder 90 with extraneous in order to be communicated with, and the 4th bypass line 92B, be bottom surface and the side that is communicated with this second footstock 92, and the lateral opening of the 4th bypass line 92B is to interconnect with the lateral opening of this second bypass line 80A to communicate, and forms one second asphalt channel 92C.

This embodiment's manner of execution and last embodiment are similar, so do not give unnecessary details in this appearance, only do not install lubricating cup among this embodiment, so this pressurized cylinder 60 only can be used in upright attitude, certainly, the oiling passage 92A of this second footstock 92 also can connect the lubricating cup that is disclosed as among the last embodiment, makes this pressurized cylinder 60 can be used in any attitude.

Claims

1, the oily pressurized machine of a kind of sky includes:

One cylinder body, have one first, second, third cylinder chamber, be equipped with hydraulic oil the grease chamber, be communicated with this first cylinder chamber and extraneous one first axis hole, be communicated with this first, second cylinder chamber one second axis hole, be communicated with a Triaxial hole of this second, third cylinder chamber, and first, second asphalt channel that is communicated with this grease chamber and this second cylinder chamber; It is characterized in that,

This first cylinder chamber, its two end is respectively equipped with first, second vent;

One first piston is to be located in this first cylinder chamber, and it has one first stopper rod, is to be arranged in first axis hole;

One second piston is to be located in this second cylinder chamber, and it has one second stopper rod, is to be arranged in this second axis hole, and is connected with this first piston;

The 3rd cylinder chamber, its two end are respectively equipped with one the 3rd, the four-way pore;

One the 3rd piston is to be located in the 3rd cylinder chamber, and it has one the 3rd stopper rod, is to be arranged in the Triaxial hole.

2, the oily pressurized machine of sky according to claim 1 is characterized in that, wherein this cylinder body includes:

One base has this first axis hole and this first vent, and wherein this first axis hole is top, the bottom surface of running through this base, and this first vent is side and the end face that is communicated with this base;

One first cylinder barrel is the cylinder that is that a top and bottom ends is open, and this first cylinder barrel bottom is to be covered with to be fixed in this base top surface, and the inside of this first cylinder barrel is to form this first cylinder chamber and be connected with this first axis hole and this first vent;

One first tap, its bottom surface is to be covered with to be fixed in this first cylinder barrel end face, it has this second axis hole, this second vent and this first asphalt channel this first tap, this second axis hole is to run through this tap top, bottom surface, this second vent is side and the bottom surface that is communicated with this tap, and this first asphalt channel is to be located in this tap, and its two end opening is the inside and outside side that lays respectively at this tap end face;

One second cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of this second cylinder barrel is to cover at this first tap end face, and the inside of this second cylinder barrel be form this second cylinder chamber and with the inboard open communication of this second axis hole and this first asphalt channel;

One the 3rd cylinder barrel, be to be the open cylinder of a top and bottom ends, be to be covered with coaxially with second cylinder barrel to be fixed in this first tap end face, then form this grease chamber between the 3rd inner wall of cylinder and this second cylinder barrel outer wall, and be communicated with the outer openings of this first asphalt channel;

One second tap, its bottom surface is to be covered with the end face that is fixed in this second, third cylinder barrel, this second tap has a Triaxial hole, the 3rd vent and this second asphalt channel, wherein this Triaxial hole is top, the bottom surface of running through this second tap, be communicated with this second cylinder chamber, the 3rd vent is side and the end face that is communicated with this second tap, and this second asphalt channel, it is the pipeline that is communicated with for a three-dimensional, in order to be communicated with the bottom surface and the side of this Triaxial hole, this second tap respectively, this second cylinder chamber, this grease chamber and the external world can be interconnected;

One the 4th cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of the 4th cylinder barrel is to cover at this second tap end face, and the inside of the 4th cylinder barrel is to form one the 3rd cylinder chamber and be connected with this Triaxial hole and the 3rd vent;

One footstock, its bottom surface are to be covered with to be fixed in the 4th cylinder barrel top, and it has this four-way pore, are side and the bottom surfaces that is communicated with this footstock, and are communicated with the 3rd cylinder chamber;

Secondly, this pressurized cylinder also includes a lubricating cup, is to be connected with the side port of this second asphalt channel.

3, the oily pressurized machine of sky according to claim 2, it is characterized in that, wherein this lubricating cup inside is provided with a piston and a spring, and the one side of this piston is to contact with hydraulic oil, and two ends of this spring are to offset with the another side of this piston and the inwall of this lubricating cup respectively.

4, the oily pressurized machine of sky according to claim 1 is characterized in that, wherein this cylinder body includes:

One first base has this first axis hole and this first vent, and wherein this first axis hole is top, the bottom surface of running through this base, and this first vent is side and the end face that is communicated with this base;

One first cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of this first cylinder barrel is to be covered with to be fixed in this base top surface, and the inside of this first cylinder barrel is to form this first cylinder chamber and be connected with this first axis hole and this first vent;

One first tap, its bottom surface is to be covered with to be fixed in this first cylinder barrel end face, it has this second axis hole, this second vent and one first bypass line this first tap, this second axis hole is to run through this first tap top, bottom surface, this second vent is side and the bottom surface that is communicated with this first tap, and this first bypass line is side and the end face that is communicated with this first tap;

One second cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of this second cylinder barrel is to be covered with to be fixed in this first tap end face, and the inside of this second cylinder barrel is to form this second cylinder chamber and be communicated with this second axis hole and this first bypass line;

One first footstock, its bottom surface are to be covered with to be fixed in this second cylinder barrel end face, and it has one second bypass line, are side and the bottom surfaces that is communicated with this first footstock, and are communicated with this second cylinder chamber;

One second base has the 3rd vent, is side and the end face that is communicated with this second base;

One the 3rd cylinder barrel is the cylinder that is that a top and bottom ends is open, and the bottom of the 3rd cylinder barrel is to be covered with to be fixed in this second base top surface, and the inside of the 3rd cylinder barrel is to form the 3rd cylinder chamber and be connected with the 3rd vent;

One second tap, its bottom surface is to be covered with to be fixed in the 3rd cylinder barrel end face, this second tap has a Triaxial hole, this four-way pore and one the 3rd bypass line, this second axis hole is to run through this second tap top, the bottom surface, this four-way pore is side and the bottom surface that is communicated with this second tap, and the 3rd bypass line, it is the pipeline that is communicated with for a three-dimensional, in order to be communicated with this Triaxial hole respectively, the end face of this second tap and side, and the lateral opening of the 3rd bypass line is to interconnect with the lateral opening of this first bypass line to communicate, and forms this first asphalt channel;

One inside and outside oil storage cylinder, be to be respectively the open cylinder of a top and bottom ends, this inside and outside oil storage cylinder is can be covered with its bottom coaxially to be fixed in this second tap end face, should interior oil storage cylinder inside be to be connected wherein with this Triaxial hole, should in oil storage cylinder outer wall and space that should outer oil storage cylinder inwall then with the end face open communication of the 3rd bypass line, form this grease chamber;

One second footstock, its bottom surface is to be covered with the end face that is fixed in this inside and outside oil storage cylinder, it has an oiling passage and one the 4th bypass line, this oiling passage is to be somebody's turn to do outer oil storage cylinder with extraneous in order to be communicated with, the 4th bypass line is bottom surface and the side that is communicated with this second footstock, and the lateral opening of the 4th bypass line is to interconnect with the lateral opening of this second bypass line to communicate, and forms this second asphalt channel.

5, the oily pressurized machine of sky according to claim 4 is characterized in that, wherein also includes a lubricating cup, is to be connected with this oiling passage.

6, the oily pressurized machine of sky according to claim 5, it is characterized in that, wherein this lubricating cup inside is provided with a piston and a spring, and the one side of this piston is to contact with hydraulic oil, and the two ends of this spring are to offset with the another side of this piston and the inwall of this lubricating cup respectively.