CN104895870A - Electric-controllable automatic reciprocating oil cylinder structure and electric controlling method - Google Patents
Electric-controllable automatic reciprocating oil cylinder structure and electric controlling method Download PDFInfo
- Publication number
- CN104895870A CN104895870A CN201510326780.3A CN201510326780A CN104895870A CN 104895870 A CN104895870 A CN 104895870A CN 201510326780 A CN201510326780 A CN 201510326780A CN 104895870 A CN104895870 A CN 104895870A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- electric
- sensor
- oil
- commutation signal
- 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.)
- Pending
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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
- 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
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
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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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
-
- 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
- F15B2211/77—Control of direction of movement of the output member
- F15B2211/7725—Control of direction of movement of the output member with automatic reciprocation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Actuator (AREA)
Abstract
The invention discloses an electric-controllable automatic reciprocating oil cylinder structure and an electric controlling method. The automatic reciprocating oil cylinder structure comprises a reciprocating oil cylinder installed on a transition bracket; the front end part of a lengthened oil cylinder rod is connected to a movement part, and a sensing slice capable of vertically moving along the cylinder rod is installed on the oil cylinder rod; an upper sensor and a lower sensor are corresponding to an upper limit position and a lower limit position of the sensing slice and installed on the transition bracket, and leads for the upper sensor and the lower sensor are respectively connected to peripheral reversing signal control systems. The electric controlling method is: by mounting the sensing slice on the cylinder rod and coordinating with upper and lower sensors installed on the transition bracket, sensing upper and lower limits of the oil cylinder, and giving signals to a two-bit four-way electromagnetic valve installed on an oil path connected with the oil cylinder; automatically switching the valve core position, and thereby realizing the automatic reciprocating linear movement of the oil cylinder. The electric-controllable automatic reciprocating oil cylinder structure is simple in structure, convenient to install and use, good in reliability, high in degree of automation, and low in requirement of manufacturing precision, and so on.
Description
Technical field
The present invention relates to be a kind of can be automatically controlled automatic reciprocal cylinder structure and electric-control method, be mainly used in the equipment needing automatic reciprocating straight line motion, belong to technical field of power mechanical equipment.
Background technique
The equipment of existing linear reciprocating motion mostly adopts crank mechanism or multi-connecting-rod mechanism, its complex structure, makes precision prescribed high, and volume is comparatively large, installs inconvenient.
Summary of the invention
The object of the invention is to overcome the deficiency that prior art exists, and provide a kind of structure simple, easy to install, good reliability, automaticity is high, make required precision low can be automatically controlled automatic reciprocal cylinder structure.
The object of the invention is to have come by following technical solution, a kind of can be automatically controlled automatic reciprocal cylinder structure, it comprises one and is arranged on reciprocating oil cylinder on transition bracket, the oil cylinder bar front end lengthened is connected to moving element, described oil cylinder bar is provided with an induction piece that can move up and down with cylinder bar, corresponding to upper limit position and the lower position of induction piece, transition bracket is provided with a upper sensor and lower sensor, and described upper sensor and lower sensor wire are connected to the commutation signal control system of peripheral hardware.
Described reciprocating oil cylinder is connected hydraulic oil container by in-line with gear oil pump and return line, and on described in-line and return line, be at least provided with two position four-way solenoid valves that is controlled by commutation signal control system.
Utilize an electric-control method for described automatic reciprocal cylinder structure that can be automatically controlled, described electric-control method is:
By installing induction piece on cylinder bar, coordinate the two sensors up and down that transition bracket is installed, the upper and lower of induction oil cylinder, and two position four-way solenoid valves that the oil circuit connected oil cylinder is installed provide signal, automatic switchover spool position, thus the automatic reciprocating straight line motion realizing oil cylinder.
The present invention is preferably: described electric-control method is:
When electromagnetic relief valve obtain electric after, high pressure oil enters B mouth, to rod chamber by P mouth; Oil cylinder bar is retracted into close to upper limit position (state 1), and now induction piece triggers upper sensor; Upper sensor sends commutation signal to commutation signal control system; By commutation signal control system, two position four-way solenoid valves on oil circuit are commutated; Now high pressure oil enters A mouth, to rodless cavity by P mouth; Oil cylinder bar reaches close to lower position, and now induction piece triggers lower sensor; Lower sensor sends commutation signal to commutation signal control system; Commutation signal control system makes two position four-way solenoid valves again commutate; High pressure oil enters B mouth, to rod chamber again by P mouth; Induction piece on such oil cylinder bar all can make two position four-way solenoid valves commutations again after trigger sensor, thus realizes the linear reciprocating motion of oil cylinder.
The features such as it is simple that the present invention has structure, easy to install, good reliability, and automaticity is high, and making required precision is low.
Accompanying drawing explanation
Fig. 1 is that cylinder bar of the present invention arrives upper structural representation in limited time.
Fig. 2 is that cylinder bar of the present invention arrives lower structural representation in limited time.
Fig. 3 is the oil passage connection structure schematic diagram of reciprocating oil cylinder of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail: Fig. 1, shown in 2, of the present invention a kind of can be automatically controlled automatic reciprocal cylinder structure, it comprises one and is arranged on reciprocating oil cylinder 2 on transition bracket 1, oil cylinder bar 3 front end lengthened is connected to moving element 4, described oil cylinder bar 3 is provided with an induction piece 5 that can move up and down with cylinder bar, corresponding to upper limit position and the lower position of induction piece 5, transition bracket 1 is provided with a upper sensor 6 and lower sensor 7, and described upper sensor 6 and lower sensor 7 wire are connected to the commutation signal control system of peripheral hardware.
Shown in Fig. 3, reciprocating oil cylinder 2 of the present invention is connected hydraulic oil container 11 by in-line 8 with gear oil pump 9 and return line 10, and on described in-line 8 and return line 10, be at least provided with two position four-way solenoid valves 12 that is controlled by commutation signal control system.
Utilize an electric-control method for described automatic reciprocal cylinder structure that can be automatically controlled, described electric-control method is:
By installing induction piece on cylinder bar, coordinate the two sensors up and down that transition bracket is installed, the upper and lower of induction oil cylinder, and two position four-way solenoid valves that the oil circuit connected oil cylinder is installed provide signal, automatic switchover spool position, thus the automatic reciprocating straight line motion realizing oil cylinder.
The further embodiment of the present invention is: described electric-control method is:
When electromagnetic relief valve obtain electric after, high pressure oil enters B mouth, to rod chamber by P mouth; Oil cylinder bar is retracted into close to upper limit position (state 1), and now induction piece 5 triggers upper sensor 6; Upper sensor 6 sends commutation signal to control system; Control system makes two position four-way solenoid valves 12 commutate; Now high pressure oil enters A mouth, to rodless cavity by P mouth; Oil cylinder bar reaches close to lower position, and now induction piece 5 triggers lower sensor 7; Lower sensor 7 sends commutation signal to control system; Control system makes two position four-way solenoid valves 12 commutate; High pressure oil enters B mouth, to rod chamber again by P mouth.Two position four-way solenoid valves 12 all can be made to commutate after induction piece 5 trigger sensor on such oil cylinder bar, thus realize the linear reciprocating motion of oil cylinder.
Claims (4)
1. an automatic reciprocal cylinder structure that can be automatically controlled, it comprises one and is arranged on reciprocating oil cylinder on transition bracket, the oil cylinder bar front end lengthened is connected to moving element, it is characterized in that described oil cylinder bar being provided with an induction piece that can move up and down with cylinder bar, corresponding to upper limit position and the lower position of induction piece, transition bracket is provided with a upper sensor and lower sensor, and described upper sensor and lower sensor wire are connected to the commutation signal control system of peripheral hardware.
2. according to claim 1 can be automatically controlled automatic reciprocal cylinder structure, it is characterized in that described reciprocating oil cylinder is connected hydraulic oil container by in-line with gear oil pump and return line, and two position four-way solenoid valves that is controlled by commutation signal control system are at least installed on described in-line and return line.
3. utilize an electric-control method for automatic reciprocal cylinder structure that can be automatically controlled described in claim 1, it is characterized in that described electric-control method is:
By installing induction piece on cylinder bar, coordinate the two sensors up and down that transition bracket is installed, the upper and lower of induction oil cylinder, and two position four-way solenoid valves that the oil circuit connected oil cylinder is installed provide signal, automatic switchover spool position, thus the automatic reciprocating straight line motion realizing oil cylinder.
4. the electric-control method of automatic reciprocal cylinder structure that according to claim 3 can be automatically controlled, is characterized in that described electric-control method is:
When electromagnetic relief valve obtain electric after, high pressure oil enters B mouth, to rod chamber by P mouth; Oil cylinder bar is retracted into close to upper limit position (state 1), and now induction piece triggers upper sensor; Upper sensor sends commutation signal to commutation signal control system; By commutation signal control system, two position four-way solenoid valves on oil circuit are commutated; Now high pressure oil enters A mouth, to rodless cavity by P mouth; Oil cylinder bar reaches close to lower position, and now induction piece triggers lower sensor; Lower sensor sends commutation signal to commutation signal control system; Commutation signal control system makes two position four-way solenoid valves again commutate; High pressure oil enters B mouth, to rod chamber again by P mouth; Induction piece on such oil cylinder bar all can make two position four-way solenoid valves commutations again after trigger sensor, thus realizes the linear reciprocating motion of oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510326780.3A CN104895870A (en) | 2015-06-15 | 2015-06-15 | Electric-controllable automatic reciprocating oil cylinder structure and electric controlling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510326780.3A CN104895870A (en) | 2015-06-15 | 2015-06-15 | Electric-controllable automatic reciprocating oil cylinder structure and electric controlling method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104895870A true CN104895870A (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510326780.3A Pending CN104895870A (en) | 2015-06-15 | 2015-06-15 | Electric-controllable automatic reciprocating oil cylinder structure and electric controlling method |
Country Status (1)
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| CN (1) | CN104895870A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019033230A1 (en) * | 2017-08-14 | 2019-02-21 | 吉林省云动力智能装备制造有限公司 | Intelligent clamping force adjusting oil cylinder |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497890Y (en) * | 2001-03-26 | 2002-07-03 | 南京阿尔发仪器仪表有限公司 | High pressure water jetting cleaner |
| EP2006547A2 (en) * | 2002-05-03 | 2008-12-24 | Fisher Controls International Llc | Method and apparatus for performing diagnostics in a control loop of a control valve |
| CN101688545A (en) * | 2007-04-13 | 2010-03-31 | 诺格伦有限责任公司 | Pneumatic actuator system and method |
| DE102010038448B3 (en) * | 2010-07-27 | 2011-11-03 | Voith Patent Gmbh | Method for operating a hydraulic drive device and hydraulic drive device |
| CN202181885U (en) * | 2011-08-24 | 2012-04-04 | 上海博世力士乐液压及自动化有限公司 | Hydraulic oil pumping machine |
| CN202391864U (en) * | 2011-12-20 | 2012-08-22 | 中联重科股份有限公司 | Stroke detecting device of telescopic cylinder and telescopic cylinder |
| CN204300031U (en) * | 2014-11-23 | 2015-04-29 | 广东韶钢松山股份有限公司 | A kind of proximity switch be attached on oil hydraulic cylinder or cylinder is installed and induction installation |
| CN204729393U (en) * | 2015-06-15 | 2015-10-28 | 浙江美通筑路机械股份有限公司 | A kind of can be automatically controlled automatic reciprocal cylinder structure |
-
2015
- 2015-06-15 CN CN201510326780.3A patent/CN104895870A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497890Y (en) * | 2001-03-26 | 2002-07-03 | 南京阿尔发仪器仪表有限公司 | High pressure water jetting cleaner |
| EP2006547A2 (en) * | 2002-05-03 | 2008-12-24 | Fisher Controls International Llc | Method and apparatus for performing diagnostics in a control loop of a control valve |
| CN101688545A (en) * | 2007-04-13 | 2010-03-31 | 诺格伦有限责任公司 | Pneumatic actuator system and method |
| DE102010038448B3 (en) * | 2010-07-27 | 2011-11-03 | Voith Patent Gmbh | Method for operating a hydraulic drive device and hydraulic drive device |
| CN202181885U (en) * | 2011-08-24 | 2012-04-04 | 上海博世力士乐液压及自动化有限公司 | Hydraulic oil pumping machine |
| CN202391864U (en) * | 2011-12-20 | 2012-08-22 | 中联重科股份有限公司 | Stroke detecting device of telescopic cylinder and telescopic cylinder |
| CN204300031U (en) * | 2014-11-23 | 2015-04-29 | 广东韶钢松山股份有限公司 | A kind of proximity switch be attached on oil hydraulic cylinder or cylinder is installed and induction installation |
| CN204729393U (en) * | 2015-06-15 | 2015-10-28 | 浙江美通筑路机械股份有限公司 | A kind of can be automatically controlled automatic reciprocal cylinder structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019033230A1 (en) * | 2017-08-14 | 2019-02-21 | 吉林省云动力智能装备制造有限公司 | Intelligent clamping force adjusting oil cylinder |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150909 |