CN103883784A - Novel multistage pneumatic actuating cylinder - Google Patents
Novel multistage pneumatic actuating cylinder Download PDFInfo
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- CN103883784A CN103883784A CN201210584768.9A CN201210584768A CN103883784A CN 103883784 A CN103883784 A CN 103883784A CN 201210584768 A CN201210584768 A CN 201210584768A CN 103883784 A CN103883784 A CN 103883784A
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- piston ring
- cylinder body
- piston rod
- ring
- suction port
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
- F15B15/1452—Piston sealings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
- F15B15/1461—Piston rod sealings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Actuator (AREA)
Abstract
The invention relates to a novel multistage pneumatic actuating cylinder comprising a piston rod, a front end cover, a cylinder block, a front piston ring, a spacer, a main piston ring, a rear piston ring, a rear end cover, a conduction block, an electromagnetic valve, and intake ports A1, B1, C1 and D1. The front end cover, the front piston ring, the spacer and the main piston ring are disposed in a left cavity of the cylinder and sleeve the piston rod; the piston rod is integrally connected with the main piston ring through a nut mechanism; the rear piston ring and the rear end cover are disposed in a right cavity of the cylinder block; the intake ports A1, B1, C1 and D1 are arranged above the left and right cavities of the cylinder bock; the conduction block and the electromagnetic valve are disposed above one side of the cylinder block and mounted on the cylinder block through bolts. Linear reciprocation of the piston rod of the cylinder is achieved by flowing of gas in the cylinder block and the conduction block and by controlling pressure balance of the cavities of the cylinder block through gas pressure.
Description
Technical field
The present invention relates to a kind of pneumatic execution cylinder of hydro-pneumatic field, particularly relate to a kind of being responsible for the suction port conducting of electromagnetic valve break-make, and built-in executive component, and then complete reciprocating a kind of multi-section type novel pneumatic execution cylinder of carrying out piston bar.
Background technique
Along with the progress of technology, increasing engineering vehicle has been placed on the starting point control accuracy that how to improve vehicle gradually, how to strengthen driver's the aspect such as manipulation experience, and this is often embodied in vehicle and has larger driving space, all parts control is flexible, handles the aspects such as precision height.Be exactly that mechanical type is in the past handled and changed pneumatic or hydrodynamic into and address this problem the simplest directly way.
At present, state's inside cylinder, the power assisted gearshift cylinder being especially applied in engineering machinery mainly contains two kinds, and the one, adopt single hop stroke cylinder, this cylinder is easy to control, and service precision is high, but Applicable scope is relatively limited to.The second is multi-section type cylinder.This kind of cylinder is applied widely, but gas turnover is wayward, and because suction port is too much, often sealing is poor, causes functions of waterproof and dustproof poor, is difficult to working life guarantee.It is built-in that the novel pneumatic that my company develops is carried out cylinder gas circuit, sealing problem well.Can increase according to actual needs in addition preposition dust-proof cover, on put venting gas appliance etc., realize better the problems such as dustproof and waterproof.
As can be seen here, above-mentioned existing cylinder, in structure and use, obviously still has inconvenience and defect, and is urgently further improved.Therefore how to found a kind of pneumatic execution cylinder of a kind of Novel multi-section of new structure, also becoming the current industry utmost point needs improved target.
Summary of the invention
The object of the invention is to, overcome the defect that existing cylinder exists, and the pneumatic execution cylinder of a kind of Novel multi-section that a kind of new structure is provided, technical problem to be solved is to make it work as spool adhesive while having electric current input in solenoid valve to move upward, realize the gas conducting of cavity of resorption and the epicoele of conducting piece, finally realize with dead electricity the gear conversion of carrying out cylinder by obtaining of each solenoid valve and multifunctional electromagnetic valves is electric, be very suitable for practicality.
The object of the invention to solve the technical problems is to adopt following technological scheme to realize.The pneumatic execution cylinder of a kind of Novel multi-section proposing according to the present invention passes through gas at cylinder body and conducting piece internal circulation.Recycling gas pressure intensity, realize the straight reciprocating motion of cylinder piston rod by each cavity pressure balance in control cylinder body, comprising: piston rod, front cover, cylinder body, secondary piston ring, spacer, main piston ring, back piston ring, rear end cover, conducting piece, solenoid valve, suction port A1, B1, C1, D1; In the left chamber of described cylinder body, be provided with described front cover, described secondary piston ring, described spacer, described main piston ring and be sheathed on described piston rod, piston rod and described main piston ring connect as one by nut body; In the right chamber of described cylinder body, be provided with described back piston ring, described rear end cover; Top, the left and right chamber of described cylinder body is provided with suction port A1, B1, C1, D1; Described cylinder body one side top is provided with described conducting piece, described solenoid valve, is installed on cylinder body by bolt.
Object of the present invention and solve its technical problem and can also be further achieved by the following technical measures.
Aforesaid a kind of new electronic control atmospheric control, is characterized in that inner chamber of cylinder block is shaped as I-shaped.
Aforesaid a kind of new electronic control atmospheric control, the gas source that it is characterized in that inlet hole is E.
Aforesaid a kind of new electronic control atmospheric control, is characterized in that the left chamber of cylinder body front end is provided with suction port A1, left cavity rear end is provided with suction port B1, and right chamber front end is provided with suction port C1, right cavity rear end is provided with suction port D1.
Aforesaid a kind of new electronic control atmospheric control, is characterized in that front cover internal diameter is provided with two grooves and is sheathed on piston rod by seal ring, support ring.
Aforesaid a kind of new electronic control atmospheric control, is characterized in that secondary piston ring internal diameter is provided with two grooves and is sheathed on piston rod by seal ring; Secondary piston ring external diameter is provided with two grooves and is installed in cylinder diameter by seal ring, support ring; And this left side is provided with cushion pad, right side is provided with cushion pad and is close to shaft shoulder place.
Aforesaid a kind of new electronic control atmospheric control, is characterized in that main piston ring external diameter is provided with two grooves and is installed in cylinder diameter by support ring, seal ring, and this left side and spacer is adjacent, right side is adjacent with cushion pad and pass through fastening nuts.
Aforesaid a kind of new electronic control atmospheric control, it is characterized in that back piston ring is multidiameter shaft, wherein: path place is provided with a groove and is provided with a groove and is installed in cylinder diameter by seal ring by support ring, large footpath place, and this shaft shoulder place right-hand member of being provided with seal ring, back piston ring cushion pad is installed, passes through screw fastening.The present invention compared with prior art has obvious advantage and beneficial effect.From above technology contents, for achieving the above object, the invention provides the pneumatic execution cylinder of a kind of Novel multi-section passes through gas at cylinder body and conducting piece internal circulation, recycling gas pressure intensity, realize the straight reciprocating motion of cylinder piston rod by each cavity pressure balance in control cylinder body, comprising: piston rod, front cover, cylinder body, secondary piston ring, spacer, main piston ring, back piston ring, rear end cover, conducting piece, solenoid valve, suction port A1, B1, C1, D1; In the left chamber of described cylinder body, be provided with described front cover, described secondary piston ring, described spacer, described main piston ring and be sheathed on described piston rod, piston rod and described main piston ring connect as one by nut body; In the right chamber of described cylinder body, be provided with described back piston ring, described rear end cover; Top, the left and right chamber of described cylinder body is provided with suction port A1, B1, C1, D1; Described cylinder body one side top is provided with described conducting piece, described solenoid valve, is installed on cylinder body by bolt.This cylinder is divided into N, R, F1, tetra-gears of F2, acquiescence initial position when wherein N gear is cylinder installation.Carry out when cylinder working, primary air inlet E all the time with its former communicating, guarantee that by the via of cylinder block inside inlet hole A, B, C, D all have gas to import (as Fig. 1).Conducting piece and solenoid valve are arranged on cylinder body by bolt.In the time having electric current input in solenoid valve, spool adhesive moves upward, and realizes the gas conducting of cavity of resorption and the epicoele of conducting piece, and the conducting between inlet hole A and inlet hole A1, finally realizes the air inlet of A chamber.Finally realize with dead electricity the gear conversion of carrying out cylinder by obtaining of each solenoid valve and multifunctional electromagnetic valves is electric.
The R that reverses gear is that piston rod is released state entirely: solenoid valve III has electric current input, inlet hole C1 realizes the conducting of above-mentioned gas circuit interpreter, other suction port sealings, now pressurized gas promotion back balance piston moves right, main piston endless belt moves spacer, forward horizontal stand piston ring and piston rod together to left movement, after contacting, arrives limit position to forward horizontal stand piston ring with front cover.Now in cylinder body, each chamber reaches pressure balance, realizes piston rod and releases range arrival R gear;
Neutral N is the action of a gear of piston rod retraction: now solenoid valve I, III have electric current input, suction port A1, C1 realize above-mentioned gas circuit conversion and conducting air inlet, other suction port sealings, now pressurized gas promote back balance piston to left movement, forward horizontal stand piston ring drives spacer, forward horizontal stand piston ring and piston rod together to move right, and after contacting, arrives limit position to forward horizontal stand piston ring with cylinder body front cover.Now each chamber reaches pressure balance in cylinder body, realizes the piston rod LAP of retracting left, reaches N gear;
Forward gear F1 is an action of two sections of strokes of piston rod retraction: solenoid valve II, IV have electric current input, suction port B1, D1 realize above-mentioned gas circuit conversion and conducting air inlet, other suction port sealings, now pressurized gas promote after back balance piston moves to cylinder body end left to reach the limit of position, and forward horizontal stand piston ring reaches the limit of position after moving to and contacting with front cover left.Main piston ring drives piston rod to move right, until reach the limit of position after contacting with back balance piston ring.Now each chamber reaches pressure balance in cylinder body, realizes the piston rod two sections of strokes of retracting left, reaches F1 gear;
Forward gear F2 is an action of full reduced time of piston rod: according to Joystick input control order, solenoid valve II has electric current input, suction port B1 realizes gas circuit conversion as above and conducting air inlet, other suction port sealings, now pressurized gas promotion forward horizontal stand piston ring reaches the limit of position after moving to and contacting with front cover left.Main piston ring drives piston rod, back balance piston to move to and move right left, until reach the limit of position after contacting with rear end cover with back balance piston ring.Now in cylinder body, each chamber reaches pressure balance, realizes piston rod full retract action left, reaches F2 gear.
By technique scheme, the pneumatic execution cylinder of a kind of Novel multi-section of the present invention at least has following advantages and beneficial effect: in the time having electric current input in solenoid valve, spool adhesive moves upward, realize the gas conducting of cavity of resorption and the epicoele of conducting piece, finally realize with dead electricity the gear conversion of carrying out cylinder by obtaining of each solenoid valve and multifunctional electromagnetic valves is electric.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is that the pneumatic execution cylinder of a kind of Novel multi-section gas imports schematic diagram.
Fig. 2 is the pneumatic execution cylinder of a kind of Novel multi-section system principle plan view.
Fig. 3 is the pneumatic execution cylinder of a kind of Novel multi-section system principle side view.
1: piston rod 2: front cover
3: cylinder body 4: secondary piston ring
5: spacer 6: main piston ring
7: back piston ring 8: rear end cover
9: conducting piece 10: solenoid valve I, II, III, IV
A1, B1, C1, D1, E: suction port
R: N reverses gear: neutral
F1: forward gear F2: forward gear
Embodiment
Technological means and effect of taking for reaching predetermined goal of the invention for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to pneumatic its embodiment of execution cylinder of a kind of Novel multi-section, structure, feature and effect thereof of proposing according to the present invention, be described in detail as follows.
Referring to Fig. 1 is that the pneumatic execution cylinder of a kind of Novel multi-section gas imports schematic diagram.Fig. 2 is the pneumatic execution cylinder of a kind of Novel multi-section system principle plan view.
Fig. 3 is the pneumatic execution cylinder of a kind of Novel multi-section system principle side view.
The invention relates to that the pneumatic execution cylinder of a kind of Novel multi-section passes through gas at cylinder body and conducting piece internal circulation, recycling gas pressure intensity, realize the straight reciprocating motion of cylinder piston rod by each cavity pressure balance in control cylinder body, comprise: piston rod 1, front cover 2, cylinder body 3, secondary piston ring 4, spacer 5, main piston ring 6, back piston ring 7, rear end cover 8, conducting piece 9, solenoid valve 10, suction port A1, B1, C1, D1;
In the left chamber of described cylinder body 3, be provided with described front cover 2, described secondary piston ring 4, described spacer 5, described main piston ring 6 and be sheathed on described piston rod 1, piston rod 1 connects as one by nut body with described main piston ring 6;
Described cylinder body 3 is provided with described back piston ring 7, described rear end cover 8 in right chamber;
Top, the left and right chamber of described cylinder body 3 is provided with suction port A1, B1, C1, D1;
Described cylinder body 3 one side tops are provided with described conducting piece 9, described solenoid valve 10, are installed on cylinder body by bolt.
The present invention adopt be that one is utilized electromagnetic principle, by by gas at cylinder body and conducting piece internal circulation.Recycling gas pressure intensity, realizes the straight reciprocating motion of cylinder piston rod by each cavity pressure balance in control cylinder body.
This cylinder is divided into N, R, F1, tetra-gears of F2, acquiescence initial position when wherein N gear is cylinder installation.Carry out when cylinder working, primary air inlet E all the time with its former communicating, guarantee that by the via of cylinder block 3 inside inlet hole A, B, C, D all have gas to import (as shown in Figure 1).Conducting piece 9 is arranged on cylinder body by bolt with solenoid valve 10.In the time having electric current input in solenoid valve 10,9 adhesives of (as solenoid valve I) conducting piece move upward, and realize the gas conducting of cavity of resorption and the epicoele of conducting piece 9, and the conducting between inlet hole A and inlet hole A1, finally realizes the air inlet of A chamber.Finally realize with dead electricity the gear conversion of carrying out cylinder by obtaining of each solenoid valve and multifunctional electromagnetic valves is electric.
Arranging situation during according to execution cylinder working, will illustrate one by one to the working condition of the R that reverses gear, neutral N, forward gear F1, forward gear F2.As shown in Figure 2 and Figure 3:
The R that reverses gear is that piston rod is released state entirely: solenoid valve III has electric current input, inlet hole C1 realizes the conducting of above-mentioned gas circuit interpreter, other suction port sealings, now pressurized gas promotion back piston ring 7 moves right, main piston ring 6 drives spacer 5, secondary piston ring 4 and piston rod 1 together to left movement, after contacting, arrives limit position to secondary piston ring 4 with front cover 2.Now in cylinder body, each chamber reaches pressure balance, realizes piston rod 1 and releases range arrival R gear;
Neutral N is the action of a gear of piston rod retraction: now solenoid valve I, III have electric current input, suction port A1, C1 realize above-mentioned gas circuit conversion and conducting air inlet, other suction port sealings, now pressurized gas promote back piston ring 7 to left movement, secondary piston ring 4 drives spacer 5, secondary piston ring 6 and piston rod 1 together to move right, and after contacting, arrives limit position to secondary piston ring 4 with cylinder body 3, front cover 2.Now each chamber reaches pressure balance in cylinder body, realizes piston rod 1 LAP of retracting left, reaches N gear;
Forward gear F1 is an action of two sections of strokes of piston rod retraction: solenoid valve II, IV have electric current input, suction port B1, D1 realize above-mentioned gas circuit conversion and conducting air inlet, other suction port sealings, now pressurized gas promote after back piston ring 7 moves to cylinder body 3, front cover 2 left to reach the limit of position, and secondary piston ring 4 moves to left with (front cover 2 contacts rear) and reaches the limit of position.Main piston ring 6 drives piston rod 1 to move right, until with back piston loop contacts after reach the limit of position.Now each chamber reaches pressure balance in cylinder body, realizes the piston rod two sections of strokes of retracting left, reaches F1 gear;
Forward gear F2 is an action of full reduced time of piston rod: according to Joystick input control order, solenoid valve II has electric current input, suction port B1 realizes gas circuit conversion as above and conducting air inlet, other suction port sealings, now pressurized gas promotion secondary piston ring 4 moves to left with (front cover 2 contacts rear) and reaches the limit of position.Main piston ring 6 drives piston rod 1, back piston hoop left movement to moving right, until reach the limit of position after contacting with rear end cover 8 with back piston ring 7.Now in cylinder body, each chamber reaches pressure balance, realizes piston rod full retract action left, reaches F2 gear.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, but not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the structure of above-mentioned announcement and technology contents to make a little change or being modified to the equivalent embodiment of equivalent variations, but every content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the pneumatic execution cylinder of Novel multi-section passes through gas at cylinder body and conducting piece internal circulation, recycling gas pressure intensity, realize the straight reciprocating motion of cylinder piston rod by each cavity pressure balance in control cylinder body, it is characterized in that comprising: piston rod (1), front cover (2), cylinder body (3), secondary piston ring (4), spacer (5), main piston ring (6), back piston ring (7), rear end cover (8), conducting piece (9), solenoid valve (10), suction port (A1), (B1), (C1), (D1);
In the left chamber of described cylinder body (3), be provided with described front cover (2), described secondary piston ring (4), described spacer (5), described main piston ring (6) and be sheathed on described piston rod (1) above, piston rod (1) connects as one by nut body with described main piston ring (6);
In the right chamber of described cylinder body (3), be provided with described back piston ring (7), described rear end cover (8);
Top, the left and right chamber of described cylinder body (3) is provided with suction port (A1), (B1), and (C1), (D1);
Described cylinder body (3) one side tops are provided with described conducting piece (9), described solenoid valve (10), are installed on cylinder body by bolt.
2. a kind of new electronic control atmospheric control as claimed in claim 1, is characterized in that cylinder body (3) cavity shape is I-shaped.
3. a kind of new electronic control atmospheric control as claimed in claim 1, is characterized in that front cover (2) internal diameter is provided with two grooves and is sheathed on piston rod by seal ring (22), support ring (23) and end cap (21).
4. a kind of new electronic control atmospheric control as claimed in claim 1, is characterized in that secondary piston ring (4) internal diameter is provided with two grooves and is sheathed on piston rod by seal ring (42), (45); Secondary piston ring (4) external diameter is provided with two grooves and is installed in cylinder body (3) internal diameter by seal ring (43), support ring (44); And this left side is provided with cushion pad (41), right side is provided with cushion pad (46) and is close to shaft shoulder place.
5. a kind of new electronic control atmospheric control as claimed in claim 1, it is characterized in that main piston ring (6) external diameter is provided with two grooves and is installed in cylinder body (3) internal diameter by support ring (61), seal ring (62), and this left side is adjacent with spacer (5), right side is adjacent with cushion pad (63) and it is fastening to pass through nut (64).
6. a kind of new electronic control atmospheric control as claimed in claim 1, it is characterized in that back piston ring (7) is multidiameter shaft, wherein: path place is provided with a groove and is provided with a groove and is installed in cylinder body (3) internal diameter by seal ring (73) by support ring (71), large footpath place, and this shaft shoulder place right-hand member of being provided with seal ring (72), back piston ring (7) is provided with cushion pad (74), to pass through screw (75) fastening.
7. a kind of new electronic control atmospheric control as claimed in claim 1, is characterized in that being also provided with Joystick A, and Joystick A is connected with external bundle of outputs telecommunications and divides four gear R, N, F1, F2, wherein:
The R that reverses gear is that piston rod is released state entirely: according to Joystick input control order, solenoid valve (10) has electric current input, after spool (9) adhesive, move upward, suction port (III) and source of the gas conducting air inlet, other suction port sealings, now pressurized gas promotion back piston rings (7) move right, main piston ring (6) drives spacer (5), secondary piston ring (4) and piston rod (1) together to left movement, after contacting, arrives limit position to secondary piston ring (4) with front cover (2).Now in cylinder body, each chamber reaches pressure balance, realizes piston rod (1) and releases range arrival R gear.
8. a kind of new electronic control atmospheric control as claimed in claim 1, it is characterized in that described neutral N is the action of a gear of piston rod retraction: according to Joystick input control order, solenoid valve (10) has electric current input, after spool (9) adhesive, move upward, suction port (I), (III) and source of the gas conducting air inlet, other suction port sealings, now pressurized gas promote back piston ring (7) to left movement, secondary piston ring (4) drives spacer (5), main piston ring (6) and piston rod (1) together move right, to secondary piston ring (4) and cylinder body (3), after front cover (2) contact, arrive limit position.Now each chamber reaches pressure balance in cylinder body, realizes piston rod (1) LAP of retracting left, reaches N gear.
9. a kind of new electronic control atmospheric control as claimed in claim 1, it is characterized in that described forward gear F1 is an action of two sections of strokes of piston rod retraction: according to Joystick input control order, solenoid valve (10) has electric current input, after spool (9) adhesive, move upward, suction port (II), (IV) and source of the gas conducting air inlet, other suction port sealings, now pressurized gas promote after back piston ring (7) moves to cylinder body (3) end left to reach the limit of position, and secondary piston ring (4) reaches the limit of position after moving to and contacting with front cover (2) left.Main piston ring (6) drives piston rod (1) to move right, until reach the limit of position after contacting with back piston ring (7).Now each chamber reaches pressure balance in cylinder body, realizes the piston rod two sections of strokes of retracting left, reaches F1 gear.
10. a kind of new electronic control atmospheric control as claimed in claim 1, it is characterized in that described forward gear F2 is an action of full reduced time of piston rod: according to Joystick input control order, solenoid valve (10) has electric current input, after spool (9) adhesive, move upward, suction port (II) and source of the gas conducting air inlet, other suction port sealings, now pressurized gas promotion secondary piston rings (4) reach the limit of position after moving to and contacting with front cover (2) left.Main piston ring (6) drives piston rod (1), back piston ring (7) to move to and move right left, until reach the limit of position after contacting with rear end cover (8) with back piston ring (7).Now in cylinder body, each chamber reaches pressure balance, realizes piston rod full retract action left, reaches F2 gear.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210584768.9A CN103883784A (en) | 2012-12-28 | 2012-12-28 | Novel multistage pneumatic actuating cylinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210584768.9A CN103883784A (en) | 2012-12-28 | 2012-12-28 | Novel multistage pneumatic actuating cylinder |
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| CN103883784A true CN103883784A (en) | 2014-06-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050790A (en) * | 2016-06-30 | 2016-10-26 | 奉化市全盛自动化工程有限公司 | Multi-stroke cylinder |
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| JP2009019681A (en) * | 2007-07-11 | 2009-01-29 | Denso Corp | Three-position stopping cylinder |
| CN201291386Y (en) * | 2008-10-23 | 2009-08-19 | 安阳鑫盛机床股份有限公司 | Three-position oil cylinder apparatus |
| CN201875116U (en) * | 2010-09-30 | 2011-06-22 | 十堰维克多工业有限公司 | Four-position power cylinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050790A (en) * | 2016-06-30 | 2016-10-26 | 奉化市全盛自动化工程有限公司 | Multi-stroke cylinder |
| CN106050790B (en) * | 2016-06-30 | 2018-01-16 | 宁波全盛世纪气动科技有限公司 | A kind of multirow stroke cylinder |
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Application publication date: 20140625 |