CN109578376A - A kind of reciprocal cylinder body of integrated self-commutation of no external control device - Google Patents
A kind of reciprocal cylinder body of integrated self-commutation of no external control device Download PDFInfo
- Publication number
- CN109578376A CN109578376A CN201910067004.4A CN201910067004A CN109578376A CN 109578376 A CN109578376 A CN 109578376A CN 201910067004 A CN201910067004 A CN 201910067004A CN 109578376 A CN109578376 A CN 109578376A
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- CN
- China
- Prior art keywords
- commutation
- integrated self
- cylinder
- piston
- end cover
- 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
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
-
- 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
-
- 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
- F15B15/1433—End caps
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of reciprocal cylinder bodies of integrated self-commutation of no external control device, including cylinder sleeve cylinder, the middle position of the cylinder sleeve inner barrel is provided with piston, the first inner chamber is internally provided with First piston bar, the second inner chamber is internally provided with second piston bar, the side of the oil inlet and the first integrated self-commutation structure all passes through drainage pipe and connect with first inner chamber, the side of the oil return opening and the second integrated self-commutation structure all passes through drainage pipe and connect with second inner chamber, the side of the first integrated self-commutation structure is connect by self-commutation differential oil line with the side of the second integrated self-commutation structure.The present invention solves the problems, such as that existing equipment cannot achieve automatic control function and practicability is low by setting First piston bar, oil inlet, piston, oil return opening, second piston bar, the first integrated self-commutation structure, self-commutation differential oil line, the second integrated self-commutation structure, drainage pipe structure.
Description
Technical field
The present invention relates to cleaning robot and its relevant device manufacturing technology field, specially a kind of collection of no external control device
At the reciprocal cylinder body of self-commutation.
Background technique
Traditional linear motion-type oil cylinder/cylinder is required to external reversing mechanism, to liquid inlet and outlet pressure oil (or compression)
Air carries out control switching, to achieve the purpose that move back and forth, external reversing mechanism can be by manual operation, or passes through biography
Sensor detection carries out automatically controlling, it will be apparent that feature is exactly that external reversing mechanism and position signal is needed to detect, this is for small-sized
Change compact designed be it is unfavorable, especially in some special operation condition occasions, such as underwater operation, be not suitable for installation sensor detection
Position, the present invention are specially a kind of reciprocal cylinder body of integrated self-commutation of no external control device.
But there are deficiencies below for existing technology: under special or bad working environments environment, the not applicable peace of oil cylinder/cylinder
Holding position detection sensor does not fit through the drawbacks of external reversing mechanism control moves back and forth；Existing equipment all passes through
Control oil cylinder/cylinder in outside cannot achieve automatic voluntarily completion and move back and forth, and is unable to satisfy the fortune of different industries difference occasion
With.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of reciprocal cylinder body of integrated self-commutation of no external control device, solutions
Existing equipment of having determined cannot achieve automatic control function and the low problem of practicability.
To achieve the above object, the invention provides the following technical scheme: a kind of integrated self-commutation of no external control device is reciprocal
Cylinder body, including cylinder sleeve cylinder, the middle position of the cylinder sleeve inner barrel are provided with piston, the cylinder sleeve of the piston side
Body is internally provided with first inner chamber, and the cylinder sleeve inner barrel of the piston other side is provided with second inner chamber, the cylinder sleeve cylinder
One end first end cover is installed, the other end of the cylinder sleeve cylinder is equipped with second end cover, at the top of the first end cover in
Between the first sealing cover is installed at position, the second sealing cover is installed at the top center position of the second end cover, described
One inner cavity is internally provided with First piston bar, and the second inner chamber is internally provided with second piston bar, the first end cover
Side be provided with oil inlet, the side of the second end cover is provided with oil return opening, and the first end cover and second end cover are another
The inside of side is all provided with mounting groove, and the inside of the mounting groove is separately installed with the first integrated self-commutation structure and second and integrates
The side of self-commutation structure, the oil inlet and the first integrated self-commutation structure all passes through drainage pipe and connect with first inner chamber,
The side of the oil return opening and the second integrated self-commutation structure all passes through drainage pipe and connect with second inner chamber, and described first is integrated
The side of self-commutation structure is connect by self-commutation differential oil line with the side of the second integrated self-commutation structure.
Preferably, the middle position of first end cover and the first sealing cover is run through in one end of the First piston bar, described
The middle position of second end cover and the second sealing cover is run through in one end of second piston bar.
Preferably, the other end of the First piston bar is provided with limiting slot, the other end installation of the second piston bar
There is limited block, the middle position of the piston is provided with through-hole, and the front end of the limited block is arranged through through-hole in limiting slot
Inside.
Preferably, sealing ring is provided between the First piston bar and first end cover, the first sealing cover, described second is living
Sealing ring is provided between stopper rod and second end cover, the second sealing cover.
Preferably, the junction of the first end cover, second end cover and cylinder sleeve cylinder is provided with sealing ring, the limited block
Sealing ring is provided between through-hole.
Preferably, the outside setting of the piston is fluted, is provided with sealing ring between the groove and cylinder sleeve cylinder.
The present invention provides a kind of reciprocal cylinder body of integrated self-commutation of no external control device, have it is following the utility model has the advantages that
(1) present invention passes through setting oil inlet, oil return opening, piston, First piston bar, second piston bar, the first integrated self-commutation
Structure, the second integrated self-commutation structure, self-commutation differential oil line, drainage pipe, and then convenient for passing through oil inlet to first inner chamber
Hydraulic material is injected in inside, and flows into the hydraulic material inside first inner chamber in second inner chamber by self-commutation differential oil line,
And then the material feeding processing that moves in circles is realized by oil return opening, and then when oil cylinder/cylinder piston rod moves to end of travel, lead to
Cross the differential principle of liquid or air pressure, realize the automatic switchover in the disengaging direction of liquid or gas, realize in cycles so automatically into
Row moves back and forth, while the present apparatus is a kind of design of Highgrade integration, greatly reduces production under same operating condition use condition
Product volume can be adapted for using in the equipment of miniaturization exquisitenessization, especially suitable for underwater operation, the spy of operation in material
In different complex environment, and present apparatus long service life, failsafe link point is few, and maintenance is simple, and structure is reliable and stable；
(2) present invention passes through setting oil inlet, oil return opening, piston, First piston bar, second piston bar, the first integrated self-commutation
Structure, the second integrated self-commutation structure, self-commutation differential oil line, drainage pipe, and then make the present apparatus without external reversing arrangement
And position-detection sensor, using design is integrated, compact-sized, process procedure is easy, and it is stable, cost is saved, is made
Its practicability with higher.
Detailed description of the invention
Fig. 1 is main view of the present invention.
Fig. 2 is schematic diagram at a in Fig. 1 of the present invention.
Fig. 3 is schematic diagram at b in Fig. 1 of the present invention.
Appended drawing reference in figure are as follows: 1, First piston bar；2, the first sealing cover；3, oil inlet；4, first end cover；5, piston；
6, cylinder sleeve cylinder；7, oil return opening；8, second end cover；9, the second sealing cover；10, second piston bar；11, the first integrated self-commutation knot
Structure；12, self-commutation differential oil line；13, the second integrated self-commutation structure；14, first inner chamber；15, second inner chamber；16, limited block；
17, groove；18, through-hole；19, limiting slot；20, sealing ring；21, mounting groove；22, drainage pipe.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to shown in Fig. 1-3, a kind of embodiment provided by the invention: a kind of integrated self-commutation of no external control device is reciprocal
Cylinder body, including cylinder sleeve cylinder 6, the middle position inside cylinder sleeve cylinder 6 are provided with piston 5, the middle position setting of piston 5
There is through-hole 18, the outside setting fluted 17 of piston 5 is provided with sealing ring 20 between groove 17 and cylinder sleeve cylinder 6, can be convenient for logical
The sealing between the reinforcement piston 5 of sealing ring 20 and cylinder sleeve cylinder 6 is crossed, and then effectively avoids the first inner chamber inside cylinder sleeve cylinder 6
14 are directly connected to second inner chamber 15, and then can pass through the reciprocal fortune of differential realization convenient for first inner chamber 14 and second inner chamber 15
Dynamic, the cylinder sleeve cylinder 6 of 5 side of piston is internally provided with first inner chamber 14, and the cylinder sleeve cylinder 6 of 5 other side of piston is internally provided with
Second inner chamber 15, one end of cylinder sleeve cylinder 6 are equipped with first end cover 4, and the other end of cylinder sleeve cylinder 6 is equipped with second end cover 8, the
The junction of one end cap 4, second end cover 8 and cylinder sleeve cylinder 6 is provided with sealing ring 20, can reinforce cylinder sleeve convenient for passing through sealing ring 20
The middle position of sealing between cylinder 6 and first end cover 4 and second end cover 8,4 top of first end cover is equipped with the first sealing
Lid 2 is equipped with the second sealing cover 9 at the top center position of second end cover 8, and first inner chamber 14 is internally provided with first piston
The middle position of first end cover 4 and the first sealing cover 2 is run through in bar 1, one end of First piston bar 1, First piston bar 1 it is another
End is provided with limiting slot 19, is provided with sealing ring 20 between First piston bar 1 and first end cover 4, the first sealing cover 2, can be convenient for
Sealing ring 20 reinforces the sealing of First piston bar 1, and second inner chamber 15 is internally provided with second piston bar 10, second piston bar 10
One end run through the middle position of second end cover 8 and the second sealing cover 9, the other end of second piston bar 10 is equipped with limited block
16, the inside of limiting slot 19 is arranged in through through-hole 18 for the front end of limited block 16, is provided between limited block 16 and through-hole 18 close
Seal 20 can reinforce the sealing of limited block 16 convenient for sealing ring 20, avoid the material between first inner chamber 14 and second inner chamber 15
It realizes directly circulation and influences differential, sealing ring 20 is provided between second piston bar 10 and second end cover 8, the second sealing cover 9,
It can reinforce the sealing of second piston bar 10 convenient for sealing ring 20, the side of first end cover 4 is provided with oil inlet 3, second end cover 8
Side is provided with oil return opening 7, and the inside of 8 other side of first end cover 4 and second end cover is all provided with mounting groove 21, mounting groove 21
Inside is separately installed with the first integrated self-commutation structure 11 and the second integrated self-commutation structure 13, and oil inlet 3 and first integrate certainly
The side of commutating structure 11 all passes through drainage pipe 22 and connect with first inner chamber 14, oil return opening 7 and the second integrated self-commutation structure
13 side all passes through drainage pipe 22 and connect with second inner chamber 15, and the side of the first integrated self-commutation structure 11 passes through self-commutation
Differential oil line 12 is connect with the side of the second integrated self-commutation structure 13.
In use, carrying out the processing that feeds intake to the inside of first inner chamber 14 by oil inlet 3, and make inside first inner chamber 14
Material carries out that piston 5 is pushed to be moved, while the material inside first inner chamber 14 being made to import the first collection by drainage pipe 22
At in self-commutation structure 11, and then make the first integrated self-commutation structure 11 that material is imported second by self-commutation differential oil line 12
In integrated self-commutation structure 13, and then material is imported in second by drainage pipe 22 by the second integrated self-commutation structure 13
In chamber 15, and then make the flow direction of material oil return opening 7 inside second inner chamber 15, while when piston 5 moves to end of travel, leads to
The differential principle of liquid or air pressure is crossed, realizes the automatic switchover in the disengaging direction of liquid or gas, and then realizes the present apparatus automatically certainly
Row moves back and forth.
It can to sum up obtain, the present invention passes through setting First piston bar 1, oil inlet 3, piston 5, oil return opening 7, second piston bar
10, the first integrated self-commutation structure 11, self-commutation differential oil line 12, the second integrated self-commutation structure 13,22 structure of drainage pipe,
Solve the problems, such as that existing equipment cannot achieve automatic control function and practicability is low.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of reciprocal cylinder body of integrated self-commutation of no external control device, including cylinder sleeve cylinder (6), it is characterised in that: the cylinder sleeve
The internal middle position of cylinder (6) is provided with piston (5), and the cylinder sleeve cylinder (6) of piston (5) side is internally provided with the
The cylinder sleeve cylinder (6) of one inner cavity (14), piston (5) other side is internally provided with second inner chamber (15), the cylinder sleeve cylinder
(6) one end is equipped with first end cover (4), and the other end of the cylinder sleeve cylinder (6) is equipped with second end cover (8), and described first
Middle position at the top of end cap (4) is equipped with the first sealing cover (2), is pacified at the top center position of the second end cover (8)
Equipped with the second sealing cover (9), the first inner chamber (14) is internally provided with First piston bar (1), the second inner chamber (15)
Be internally provided with second piston bar (10), the side of the first end cover (4) is provided with oil inlet (3), the second end cover
(8) side is provided with oil return opening (7), and the inside of the first end cover (4) and second end cover (8) other side is all provided with installation
Slot (21), the inside of the mounting groove (21) are separately installed with the first integrated self-commutation structure (11) and the second integrated self-commutation knot
The side of structure (13), the oil inlet (3) and the first integrated self-commutation structure (11) all passes through in drainage pipe (22) and first
Chamber (14) connection, the side of the oil return opening (7) and the second integrated self-commutation structure (13) all pass through drainage pipe (22) and the
The side of two inner cavities (15) connection, the first integrated self-commutation structure (11) passes through self-commutation differential oil line (12) and the second collection
It is connected at the side of self-commutation structure (13).
2. a kind of reciprocal cylinder body of integrated self-commutation of no external control device according to claim 1, it is characterised in that: described
The middle position of first end cover (4) and the first sealing cover (2), the second piston bar are run through in one end of one piston rod (1)
(10) middle position of second end cover (8) and the second sealing cover (9) is run through in one end.
3. a kind of reciprocal cylinder body of integrated self-commutation of no external control device according to claim 1, it is characterised in that: described
The other end of one piston rod (1) is provided with limiting slot (19), and the other end of the second piston bar (10) is equipped with limited block
(16), the middle position of the piston (5) is provided with through-hole (18), and the front end of the limited block (16) is set through through-hole (18)
Set the inside in limiting slot (19).
4. a kind of reciprocal cylinder body of integrated self-commutation of no external control device according to claim 1, it is characterised in that: described
It is provided between one piston rod (1) and first end cover (4), the first sealing cover (2) sealing ring (20), the second piston bar (10)
Sealing ring (20) are provided between second end cover (8), the second sealing cover (9).
5. a kind of reciprocal cylinder body of integrated self-commutation of no external control device according to claim 1, it is characterised in that: described
One end cap (4), second end cover (8) and cylinder sleeve cylinder (6) junction be provided with sealing ring (20), the limited block (16) and logical
Sealing ring (20) are provided between hole (18).
6. a kind of reciprocal cylinder body of integrated self-commutation of no external control device according to claim 1, it is characterised in that: the work
Fluted (17) are arranged in the outside for filling in (5), are provided with sealing ring (20) between the groove (17) and cylinder sleeve cylinder (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067004.4A CN109578376A (en) | 2019-01-24 | 2019-01-24 | A kind of reciprocal cylinder body of integrated self-commutation of no external control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067004.4A CN109578376A (en) | 2019-01-24 | 2019-01-24 | A kind of reciprocal cylinder body of integrated self-commutation of no external control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109578376A true CN109578376A (en) | 2019-04-05 |
Family
ID=65917228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910067004.4A Withdrawn CN109578376A (en) | 2019-01-24 | 2019-01-24 | A kind of reciprocal cylinder body of integrated self-commutation of no external control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109578376A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242776A (en) * | 2020-09-29 | 2021-01-19 | 燕山大学 | Hydraulic differential power-assisted electric cylinder with energy storage in cylinder |
-
2019
- 2019-01-24 CN CN201910067004.4A patent/CN109578376A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112242776A (en) * | 2020-09-29 | 2021-01-19 | 燕山大学 | Hydraulic differential power-assisted electric cylinder with energy storage in cylinder |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190405 |
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| WW01 | Invention patent application withdrawn after publication |