CN106050790A - Multi-stroke cylinder - Google Patents
Multi-stroke cylinder Download PDFInfo
- Publication number
- CN106050790A CN106050790A CN201610526278.1A CN201610526278A CN106050790A CN 106050790 A CN106050790 A CN 106050790A CN 201610526278 A CN201610526278 A CN 201610526278A CN 106050790 A CN106050790 A CN 106050790A
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- China
- Prior art keywords
- cylinder barrel
- cylinder
- air inlet
- piston
- plunger shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F15B15/1414—Characterised by the construction of the motor unit of the straight-cylinder type with non-rotatable 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
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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
- F15B15/20—Other details, e.g. assembly with regulating devices
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Actuator (AREA)
Abstract
The invention discloses a multi-stroke cylinder. The multi-stroke cylinder comprises a cylinder barrel. A front cover and a rear cover are arranged at the two ends of the cylinder barrel correspondingly. At least two piston cavities are formed in the cylinder barrel. Every two adjacent piston cavities are partitioned through a middle cover or a cylinder sleeve. Each piston cavity is internally provided with a piston assembly. A gas inlet hole and an exhaust hole are formed in the position, corresponding to each piston cavity, on the cylinder barrel. Multiple electromagnetic coil assemblies are arranged on the cylinder barrel. Each electromagnetic coil assembly is provided with a valve cavity, a gas inlet and an exhaust port. A gas inlet passageway is further arranged on the cylinder barrel. The gas inlets of all the electromagnetic coil assemblies communicate with the gas inlet passageway. The valve cavities of all the electromagnetic coil assemblies communicate with the gas inlet holes or the exhaust holes in the cylinder barrel correspondingly. The multi-stroke cylinder is simple in structure, the requirements for the assembling and machining precision of parts are lower, cost can be effectively reduced, and a control system of the multi-stroke cylinder is simpler and more convenient.
Description
Technical field
The present invention relates to cylinder field, particularly to a kind of integral type multiple-pass cylinder.
Background technology
Multiple-pass cylinder refers to that piston has the cylinder of multiple Stroke Control position, and multiple-pass cylinder is usually used in driving execution
Mechanism forms multiple location status.The cylinder body of multiple-pass cylinder uses segmentation structure at present, will pass through pull bar by multistage cylinder body
It is serially connected with one, then stagewise piston is installed in the cylinder body of correspondence, by arranging air inlet and aerofluxus on different cylinder bodies
The piston in driving cylinder body is carried out in hole, so that outermost piston rod is obtained in that different travel position.Such as patent announcement
A kind of multiple-pass cylinder number disclosed in CN104564898A, its cylinder is made up of multilamellar, and every layer has an independent cylinder,
Each cylinder has different strokes, and the piston rod of each cylinder is independent, and this stagewise cylinder assembling structure is complicated, especially
It is that multiple cylinder body is higher with the machining accuracy of multiple piston rods assembling each part of concentricity requirement, and between adjacent cylinders
The highest to sealing requirements, this is also the principal element that multiple-pass cylinder is relatively costly.The control of existing multiple-pass cylinder
Systematic comparison is complicated, and the control system of current multiple-pass cylinder uses pipe joint, trachea, check valve and electromagnetic valve group to control
System.The control system of such as a kind of multiple-pass cylinder disclosed in Patent publication No CN103821793A, although it is at utmost
Simplify control system, but for still seeming complex under some Special use environment.
Summary of the invention
For shortcomings and deficiencies of the prior art, it is provided that a kind of multiple-pass cylinder, it uses integral type cylinder structure, structure
Simply, assembling and requirement on machining accuracy to part are lower, can effectively reduce cost；This multiple-pass cylinder can pass through solenoid
Directly controlling travel position, control system more simplifies, and controls convenient.
For achieving the above object, the present invention provides techniques below scheme:
A kind of multiple-pass cylinder, including cylinder barrel, cylinder barrel be respectively arranged at two ends with protecgulum and bonnet, at least provided with two in cylinder barrel
Individual plunger shaft, is separated by middle cover or cylinder sleeve between two adjacent plunger shaft, is all equiped with piston component, piston in each plunger shaft
Assembly includes the piston matched with the cavity wall in respective pistons chamber and fixes, with this piston, the piston rod being connected, all work in cylinder barrel
Plug assembly is end to end, and the piston rod being positioned at the piston component in outside stretches out in outside cylinder barrel, each on cylinder barrel through protecgulum
Position corresponding to plunger shaft be equipped with air inlet and steam vent, air inlet and steam vent respectively with the piston in corresponding plunger shaft
Both sides cavity connection；Cylinder barrel is provided with some electromagnetic coil assemblies, and electromagnetic coil assembly is provided with valve pocket, air inlet and aerofluxus
Mouthful, electromagnetic coil assembly, for controlling the keying respectively and between valve pocket of air inlet and air vent, cylinder barrel is additionally provided with air inlet and leads to
Road, the air inlet of each electromagnetic coil assembly all connects with this inlet channel, the valve pocket of each electromagnetic coil assembly respectively with cylinder barrel
On air inlet or steam vent connection.
Wherein, inner wall of cylinder is provided with some draw-in grooves, is arranged with the circlip for hole coordinated with middle cover or cylinder sleeve in draw-in groove,
Middle cover or cylinder sleeve are fixed by circlip for hole is spacing in cylinder barrel.
Further, cylinder barrel is provided with the installing hole for installing electromagnetic coil assembly, is provided with valve nozzle bottom installing hole, electricity
Magnetic coil assemblies includes coil and pilot head, coil drive pilot head action；When the coil is de-energized, close between air inlet and valve pocket
Close, open between air vent and valve pocket；When the coil is energized, open between air inlet and valve pocket, close between air vent and valve pocket
Close.
Preferably scheme, is provided with three plunger shaft, respectively first piston chamber, the second plunger shaft and the 3rd piston in cylinder barrel
Chamber, cylinder barrel is provided with the first air inlet and first row pore connected with first piston chamber and the second of the connection of the second plunger shaft
Air inlet and second row pore and threeth air inlet corresponding with the 3rd plunger shaft and the 3rd steam vent, second row pore and
Three steam vents are arranged at cylinder barrel lower end, and cylinder barrel upper end is provided with four electromagnetic coil assemblies, the row of described four electromagnetic coil assemblies
QI KOU connects with the first air inlet, first row pore, the second air inlet and the 3rd air inlet respectively.
Another preferred scheme, is provided with three plunger shaft, respectively first piston chamber, the second plunger shaft and the 3rd in cylinder barrel
Plunger shaft, cylinder barrel be provided with the first air inlet and first row pore connected with first piston chamber and the second plunger shaft connection
Second air inlet and second row pore and threeth air inlet corresponding with the 3rd plunger shaft and the 3rd steam vent, cylinder barrel upper end sets
Have six electromagnetic coil assemblies, the air vent of described six electromagnetic coil assemblies respectively with the first air inlet, first row pore,
Two air inlets, second row pore, the 3rd air inlet and the connection of the 3rd steam vent.
Wherein, being separated by cylinder sleeve between first piston chamber and the second plunger shaft, the piston component of first piston intracavity sets
It is placed in cylinder sleeve.
Further, the outer ring of middle cover is provided with the sealing ring coordinated with inner wall of cylinder, and the inner ring of middle cover is provided with and piston rod
The Y-shaped ring coordinated, the outer ring of cylinder sleeve is provided with the sealing ring coordinated with inner wall of cylinder, and the inner ring of cylinder sleeve is provided with and coordinates with piston rod
Y-shaped ring, the outer ring of piston is provided with the Y-shaped ring and wear ring coordinated with inner wall of cylinder.
The invention have the benefit that
This multiple-pass cylinder uses integral type cylinder barrel, and compared with existing stagewise cylinder barrel, structure is simpler, to part
Assembling and requirement on machining accuracy are lower, thus effectively reduce cost；The inlet channel that each plunger shaft shares is set on cylinder barrel, reduces
The usage quantity of pipe joint, it is not necessary to numerous and diverse source of the gas pipeline connects, and profile is the most attractive in appearance；Some solenoids are set on cylinder barrel
Assembly, directly controls the intake and exhaust of air inlet or the steam vent being connected with each plunger shaft by electromagnetic coil assembly, from
And realize the multiple-pass position control of the piston rod of this multiple-pass cylinder, compared with existing control system, structure more simplifies,
Control convenient.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of embodiment of the present invention 1；
Fig. 2 is the side-looking structural representation of embodiment of the present invention 1；
Fig. 3 is the plan structure schematic diagram of embodiment of the present invention 1；
Fig. 4 is another sectional structure schematic diagram of embodiment of the present invention 1；
Fig. 5 is the sectional structure schematic diagram of embodiment of the present invention 2.
In figure, 1. cylinder barrel；2. protecgulum；3. bonnet；4. middle cover；5. cylinder sleeve；6. piston；7. piston rod；8. solenoid group
Part；9. air inlet；10. air vent；11. inlet channels；12. circlip for holes；13. valve nozzles；14. coils；15. pilot head；
16. first air inlets；17. first row pores；18. second air inlets；19. second row pores；20. the 3rd air inlets；21. the 3rd
Steam vent.
Detailed description of the invention
In conjunction with accompanying drawing explaination further to the present invention.
Embodiment 1, sees Fig. 1-4, a kind of multiple-pass cylinder, and including cylinder barrel 1, cylinder barrel 1 is provided with according to installation needs and draws
Bar, be respectively arranged at two ends with protecgulum 2 and bonnet 3, protecgulum 2 and the bonnet 3 of cylinder barrel 1 fixed by circlip for hole 12 respectively, cylinder
It is provided with three plunger shaft, respectively first piston chamber, the second plunger shaft and the 3rd plunger shaft, first piston chamber and second in cylinder 1
Being separated by cylinder sleeve 5 between plunger shaft, the effect of cylinder sleeve 5 is the diameter changing first piston chamber, thus changes piston rod 7 thrust
Size, is separated by middle cover 4 between the second plunger shaft and the 3rd plunger shaft, and cylinder barrel 1 inwall is provided with some annular slots, in draw-in groove
It is arranged with the circlip for hole 12 coordinated with middle cover 4 or cylinder sleeve 5, middle cover 4 or cylinder sleeve 5 by circlip for hole 12 at cylinder barrel
In 1 spacing fixing, be all equiped with piston component in each plunger shaft, the piston component of first piston intracavity is arranged in cylinder sleeve 5,
Piston component includes the piston 6 matched with the cavity wall in respective pistons chamber and fixes the piston rod 7 being connected, cylinder barrel 1 with this piston 6
Interior all piston components are end to end, and the piston rod 7 being positioned at the piston component in outside stretches out in outside cylinder barrel 1 through protecgulum 2, in
Lid 4 and the outer ring of cylinder sleeve 5 are respectively equipped with the sealing ring coordinated with cylinder barrel 1 inwall, the inner ring of middle cover 4 and cylinder sleeve 5 be respectively equipped with and
The Y-shaped ring that piston rod 7 coordinates, the outer ring of piston 6 is provided with the Y-shaped ring and wear ring coordinated with cylinder barrel 1 inwall.
Air inlet and steam vent, air inlet and steam vent it is equipped with in the position that each plunger shaft is corresponding respectively on cylinder barrel 1
Cavity connection with the both sides of the piston 6 in corresponding plunger shaft.Specifically, cylinder barrel 1 is provided with and connects with first piston chamber
The second air inlet 18 that first air inlet 16 connects with the second plunger shaft with first row pore 17 and second row pore 19 and with
The 3rd air inlet 20 and the 3rd steam vent 21 that 3rd plunger shaft is corresponding, second row pore 19 and the 3rd steam vent 21 are arranged at cylinder
Cylinder 1 lower end, cylinder barrel 1 upper end is provided with four electromagnetic coil assemblies 8, and specifically, cylinder barrel 1 is provided with for installing electromagnetic coil assembly
The installing hole of 8, is provided with valve nozzle 13 bottom installing hole, each electromagnetic coil assembly 8 is equipped with valve pocket, air inlet 9 and air vent 10,
Electromagnetic coil assembly 8 is for controlling air inlet 9 and the air vent 10 keying respectively and between valve pocket, and electromagnetic coil assembly 8 includes
Coil 14 and pilot head 15, pilot head 15 includes static iron core, dynamic iron core and dynamic iron core spring, and air inlet 9 is located on valve nozzle 13, row
QI KOU 10 is located on static iron core, and coil 14 drives the dynamic iron core upwards action of pilot head 15, dynamic iron core spring drive dynamic iron core to
Lower reset, the dynamic upper and lower two ends of iron core are equipped with sealing gasket so that dynamic iron core respectively with air vent 10 and the lower end of upper end static iron core
The air inlet 9 of valve nozzle 13 seals and coordinates；When coil 14 power-off, dynamic iron core under the resilient force of dynamic iron core spring with valve nozzle
The air inlet of 13 coordinates, and closes between air inlet 9 and valve pocket, opens between air vent 10 and valve pocket, now, and inlet channel 11
Compressed gas can not enter into respective pistons intracavity from this electromagnetic coil assembly 8, and this plunger shaft is interior and this electromagnetic coil assembly 8
The air inlet that communicates of valve pocket or steam vent can be from air vent 10 aerofluxus；When coil 14 is energized, dynamic iron core is at the electricity of coil 14
Under magnetic adsorbability effect, the air vent 10 with static iron core coordinates, and opens, between air vent 10 and valve pocket between air inlet 9 and valve pocket
Closing, now, the air vent 10 of electromagnetic coil assembly 8 cuts out, and the compressed gas of inlet channel 11 can be from this solenoid group
Part 8 enters into respective pistons intracavity and drives piston 6 action.
The valve pocket of described four electromagnetic coil assemblies 8 respectively with the first air inlet 16, first row pore the 17, second air inlet
18 connect with the 3rd air inlet 20, and second row pore 19 and the 3rd steam vent 21 communicate with cylinder barrel 1 outside, and cylinder barrel 1 is additionally provided with
Inlet channel 11, the air inlet 9 of each electromagnetic coil assembly 8 all connects with this inlet channel 11.
In the present embodiment, piston 6 reciprocating action of the first piston intracavity of cylinder barrel 1 is all controlled by electromagnetic coil assembly 8
Make the keying of corresponding air inlet and the steam vent piston 6 to realize control, in the second plunger shaft of cylinder barrel 1 and the 3rd plunger shaft
Extending action is to control the keying of corresponding air inlet by electromagnetic coil assembly 8 to realize control, and retract action is then by first
Piston 6 in plunger shaft promotes and realizes.Piston 6 in second plunger shaft and the 3rd plunger shaft passes through second row respectively when stretching out
Pore 19 and the 3rd steam vent 21 aerofluxus, the piston 6 of first piston intracavity move back and forth time and the second plunger shaft and the 3rd
During piston 6 retract action in plunger shaft, inlet channel 11 is by electromagnetic coil assembly 8 air inlet of energising, by the electricity of power-off
Magnetic coil assemblies 8 aerofluxus drives the piston action of respective pistons intracavity.Such as when the solenoid controlling the first air inlet 16
When assembly 8 is energized, remaining each electromagnetic coil assembly 8 power-off, the air inlet 9 of this energising solenoid 14 turns on valve pocket, now
The compressed gas of inlet channel 11 enters first piston chamber through this electromagnetic coil assembly 8 and the first air inlet 16 thus promotes piston
Bar 7 stretches out；When being such as energized when the electromagnetic coil assembly 8 controlling first row pore 17, remaining each electromagnetic coil assembly 8 power-off,
The air inlet 9 of this energising solenoid 14 turns on valve pocket, and now the compressed gas of inlet channel 11 is through this electromagnetic coil assembly 8
Enter first piston chamber with first row pore 17 thus promote piston rod 7 to retract.The most each electromagnetic coil assembly 8 is energized can
Drive the piston component action of respective pistons intracavity, to realize the multiple-pass position control to piston rod 7.These four solenoids
When assembly 8 is separately energized, the most corresponding four kinds of states of this multiple-pass cylinder, when the solenoid controlling the 3rd air inlet 20
When assembly 8 is energized, piston rod 7 is in the first travel position；When the electromagnetic coil assembly 8 controlling the second air inlet 18 is energized
Time, piston rod 7 is in the second travel position；When the electromagnetic coil assembly 8 controlling the first air inlet 16 is energized, piston rod
7 are in third trip position；When the electromagnetic coil assembly 8 controlling first row pore 17 is energized, piston rod 7 is retracted.
This multiple-pass cylinder uses integral type cylinder barrel 1, and compared with existing stagewise cylinder barrel 1, structure is simpler, to part
Assembling and requirement on machining accuracy lower, thus effectively reduce cost；The inlet channel that each plunger shaft shares is set on cylinder barrel 1
11, decrease the usage quantity of pipe joint, it is not necessary to numerous and diverse source of the gas pipeline connects, and profile is the most attractive in appearance；Arrange some on cylinder barrel 1
Electromagnetic coil assembly 8, directly controls the air inlet of air inlet or the steam vent being connected with each plunger shaft by electromagnetic coil assembly 8
With aerofluxus, thus realize the multiple-pass position control of the piston rod 7 of this multiple-pass cylinder, compared with existing control system, knot
Structure more simplifies, and controls convenient.
Embodiment 2, sees Fig. 5, and present embodiment is with the difference of embodiment 1: be provided with first piston in cylinder barrel 1
Chamber, the second plunger shaft and the 3rd plunger shaft, cylinder barrel 1 is provided with the first air inlet 16 and the first exhaust connected with first piston chamber
Hole 17 and the second air inlet 18 that the second plunger shaft connects and second row pore 19 and the corresponding 3rd enter with the 3rd plunger shaft
Pore 20 and the 3rd steam vent 21, cylinder barrel 1 upper end is provided with six electromagnetic coil assemblies 8, the valve of described six electromagnetic coil assemblies 8
Chamber respectively with the first air inlet 16, first row pore the 17, second air inlet 18, second row pore 19, the 3rd air inlet 20 and
Three steam vents 21 connect.
In the present embodiment, the reciprocating action of each piston 6 in cylinder barrel 1 all controls by electromagnetic coil assembly 8 accordingly
The keying of air inlet and steam vent realizes control, such as when the electromagnetic coil assembly 8 controlling the 3rd air inlet 20 is energized, its
His each electromagnetic coil assembly 8 power-off, the air inlet 9 of this energising solenoid 14 turns on valve pocket, the now pressure of inlet channel 11
Contracting gas enters the 3rd plunger shaft through this electromagnetic coil assembly 8 and the 3rd air inlet 20 thus promotes piston rod 7 to stretch out.The most every
Individual electromagnetic coil assembly 8 is energized and all can drive the piston component action of respective pistons intracavity, to realize the multiple-pass to piston rod 7
Position control.Present embodiment remainder is identical with embodiment 1, repeats no more.
Need it is further noted that above two embodiment is said as a example by all arranging three plunger shaft in cylinder barrel
Bright, but equivalence can also replace with other detailed description of the invention, such as cylinder barrel and arrange two, four according to the design of the present invention
Or more plunger shaft.The above is only the better embodiment of the present invention, therefore all according to described in present patent application scope
Structure, feature and principle done equivalence change or modify, in the range of being all included in present patent application.
Claims (7)
1. a multiple-pass cylinder, including cylinder barrel (1), cylinder barrel (1) be respectively arranged at two ends with protecgulum (2) and bonnet (3), its feature
It is: at least provided with two plunger shaft in cylinder barrel (1), is separated, often by middle cover (4) or cylinder sleeve (5) between two adjacent plunger shaft
All be equiped with piston component in individual plunger shaft, piston component include the piston (6) that matches with the cavity wall in respective pistons chamber and with
The fixing piston rod (7) connected of this piston (6), in cylinder barrel (1), all piston components are end to end, and are positioned at the piston set in outside
The piston rod (7) of part stretches out in outside cylinder barrel through protecgulum (2), cylinder barrel (1) is equipped with in the position that each plunger shaft is corresponding into
Pore and steam vent, air inlet and steam vent cavity with piston (6) both sides in corresponding plunger shaft respectively connects；Cylinder barrel
(1) being provided with some electromagnetic coil assemblies (8), electromagnetic coil assembly (8) is provided with valve pocket, air inlet (9) and air vent (10), electricity
Magnetic coil assemblies (8) is used for controlling air inlet (9) and the air vent (10) keying respectively and between valve pocket, and cylinder barrel also sets on (1)
Having inlet channel (11), the air inlet (9) of each electromagnetic coil assembly (8) all connects with this inlet channel (11), each electromagnetic wire
The valve pocket of coil assembly (8) connects with the air inlet on cylinder barrel (1) or steam vent respectively.
A kind of multiple-pass cylinder the most according to claim 1, it is characterised in that: cylinder barrel (1) inwall is provided with some draw-in grooves, card
The circlip for hole (12) coordinated with middle cover (4) or cylinder sleeve (5), middle cover (4) or cylinder sleeve (5) it is arranged with by hole bullet in groove
Property back-up ring (12) spacing fixing in cylinder barrel (1).
A kind of multiple-pass cylinder the most according to claim 1, it is characterised in that: cylinder barrel (1) is provided with for installing electromagnetism
The installing hole of coil block (8), is provided with valve nozzle (13) bottom installing hole, electromagnetic coil assembly (8) includes coil (14) and guide
Head (15), coil (14) drives pilot head (15) action；When coil (14) power-off, close between air inlet (9) and valve pocket, row
Open between QI KOU (10) and valve pocket；When coil (14) is energized, between air inlet (9) and valve pocket open, air vent (10) with
Close between valve pocket.
A kind of multiple-pass cylinder the most according to claim 1, it is characterised in that: it is provided with three plunger shaft in cylinder barrel (1), point
Not Wei first piston chamber, the second plunger shaft and the 3rd plunger shaft, cylinder barrel (1) is provided with the first air inlet connected with first piston chamber
The second air inlet (18) that hole (16) connects with the second plunger shaft with first row pore (17) and second row pore (19) and with
The 3rd air inlet (20) that 3rd plunger shaft is corresponding and the 3rd steam vent (21), second row pore (19) and the 3rd steam vent (21)
Being arranged at cylinder barrel (1) lower end, cylinder barrel (1) upper end is provided with four electromagnetic coil assemblies (8), described four electromagnetic coil assemblies (8)
Air vent (10) respectively with the first air inlet (16), first row pore (17), the second air inlet (18) and the 3rd air inlet
(20) connection.
A kind of multiple-pass cylinder the most according to claim 1, it is characterised in that: it is provided with three plunger shaft in cylinder barrel (1), point
Not Wei first piston chamber, the second plunger shaft and the 3rd plunger shaft, cylinder barrel (1) is provided with the first air inlet connected with first piston chamber
The second air inlet (18) that hole (16) connects with the second plunger shaft with first row pore (17) and second row pore (19) and with
The 3rd air inlet (20) that 3rd plunger shaft is corresponding and the 3rd steam vent (21), cylinder barrel (1) upper end is provided with six solenoid groups
Part (8), the air vent (10) of described six electromagnetic coil assemblies (8) respectively with the first air inlet (16), first row pore (17),
Second air inlet (18), second row pore (19), the 3rd air inlet (20) connect with the 3rd steam vent (21).
6. according to a kind of multiple-pass cylinder described in claim 4 or 5, it is characterised in that: first piston chamber and the second plunger shaft
Between separated by cylinder sleeve (5), in the piston component of first piston intracavity is arranged at cylinder sleeve (5).
A kind of multiple-pass cylinder the most according to claim 1, it is characterised in that: the outer ring of middle cover (4) is provided with and cylinder barrel (1)
Inwall coordinate sealing ring, the inner ring of middle cover (4) is provided with the Y-shaped ring coordinated with piston rod (7), the outer ring of cylinder sleeve (5) be provided with and
The sealing ring that cylinder barrel (1) inwall coordinates, the inner ring of cylinder sleeve (5) is provided with the Y-shaped ring coordinated with piston rod (7), the outer ring of piston (6)
It is provided with the Y-shaped ring and wear ring coordinated with cylinder barrel (1) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526278.1A CN106050790B (en) | 2016-06-30 | 2016-06-30 | A kind of multirow stroke cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526278.1A CN106050790B (en) | 2016-06-30 | 2016-06-30 | A kind of multirow stroke cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106050790A true CN106050790A (en) | 2016-10-26 |
| CN106050790B CN106050790B (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610526278.1A Active CN106050790B (en) | 2016-06-30 | 2016-06-30 | A kind of multirow stroke cylinder |
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| CN (1) | CN106050790B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218271A (en) * | 2017-05-17 | 2017-09-29 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of ROV samplings basket Combined hydraulic bolt device |
| CN109397632A (en) * | 2018-11-29 | 2019-03-01 | 浙江思纳克热流道科技有限公司 | Valve needle of hot runner control structure and its control method |
| CN110285111A (en) * | 2019-07-19 | 2019-09-27 | 京华派克邯郸机械科技有限公司 | A kind of removable more piece cylinder power unit |
| CN114962379A (en) * | 2022-05-20 | 2022-08-30 | 北京理工大学 | Multi-stroke hydraulic cylinder and vehicle |
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| CN107218271A (en) * | 2017-05-17 | 2017-09-29 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of ROV samplings basket Combined hydraulic bolt device |
| CN107218271B (en) * | 2017-05-17 | 2018-12-18 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of ROV sampling basket Combined hydraulic bolt device |
| CN109397632A (en) * | 2018-11-29 | 2019-03-01 | 浙江思纳克热流道科技有限公司 | Valve needle of hot runner control structure and its control method |
| CN110285111A (en) * | 2019-07-19 | 2019-09-27 | 京华派克邯郸机械科技有限公司 | A kind of removable more piece cylinder power unit |
| CN110285111B (en) * | 2019-07-19 | 2024-02-13 | 京华派克邯郸机械科技有限公司 | Detachable multisection cylinder power unit |
| CN114962379A (en) * | 2022-05-20 | 2022-08-30 | 北京理工大学 | Multi-stroke hydraulic cylinder and vehicle |
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Address after: Xikou town Fenghua District Ji Shan Industrial Park in Zhejiang province Ningbo City Liansheng village 315500 Applicant after: Ningbo heyday Pneumatic Technology Co., Ltd. Address before: 315500 Zhejiang city of Ningbo province Fenghua City Xikou Zhen Lian Sheng Cun Ji Shan Industrial Park Applicant before: FENGHUA QUANSHENG AUTOMATION ENGINEERING CO., LTD. |
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