CN114135541A - Synchronous displacement connection structure of actuating cylinder - Google Patents
Synchronous displacement connection structure of actuating cylinder Download PDFInfo
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- CN114135541A CN114135541A CN202111308720.0A CN202111308720A CN114135541A CN 114135541 A CN114135541 A CN 114135541A CN 202111308720 A CN202111308720 A CN 202111308720A CN 114135541 A CN114135541 A CN 114135541A
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- hole
- connecting plate
- piston rod
- synchronous displacement
- cylinder
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 31
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 238000013459 approach Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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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
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
- F15B19/005—Fault detection or monitoring
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more 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
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
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- 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 application belongs to the technical field of actuator cylinder synchronous displacement design, concretely relates to actuator cylinder synchronous displacement connection structure, include: two actuating cylinders which are arranged in parallel; each bracket is correspondingly connected to one actuating cylinder and is provided with a first through hole and a second through hole; each connecting plate is correspondingly connected to one actuator cylinder, is close to the corresponding first through hole when the piston rod of the corresponding actuator cylinder extends, and is close to the corresponding second through hole when the piston rod of the corresponding actuator cylinder retracts; the protective sleeve at one end of each steel wire flexible shaft is correspondingly connected to one support, the core shaft at the end penetrates through the corresponding first through hole to be connected to the corresponding connecting plate, the protective sleeve at the other end of each steel wire flexible shaft is correspondingly connected to the other support, and the core shaft at the end penetrates through the corresponding second through hole to be connected to the corresponding connecting plate.
Description
Technical Field
The application belongs to the technical field of synchronous displacement design of actuating cylinders, and particularly relates to a synchronous displacement connecting structure of actuating cylinders.
Background
In engineering, a plurality of actuating cylinders connected in parallel are often required to synchronously drive one component to move, and the current technical scheme has the following defects:
because the actuators have different frictional resistance or some actuator is stuck, the movement of the actuators is not completely synchronous, part of the actuators can bear larger load, are damaged, and can increase the abrasion on a driving part, and the movement of the driving part generates deflection and sticking so as to cause danger.
The present application has been made in view of the above-mentioned technical drawbacks.
It should be noted that the above background disclosure is only for the purpose of assisting understanding of the inventive concept and technical solutions of the present invention, and does not necessarily belong to the prior art of the present patent application, and the above background disclosure should not be used for evaluating the novelty and inventive step of the present application without explicit evidence to suggest that the above content is already disclosed at the filing date of the present application.
Disclosure of Invention
It is an object of the present application to provide a ram synchronous displacement connection that overcomes or mitigates at least one of the technical disadvantages of the known prior art.
The technical scheme of the application is as follows:
a ram synchronous displacement connection, comprising:
two actuating cylinders which are arranged in parallel;
each bracket is correspondingly connected to one actuating cylinder and is provided with a first through hole and a second through hole;
each connecting plate is correspondingly connected to one actuator cylinder, and when a piston rod of the corresponding actuator cylinder extends, the connecting plate approaches to the corresponding first through hole, and when a piston rod of the corresponding actuator cylinder retracts, the connecting plate approaches to the corresponding second through hole;
the protective sleeve at one end of each steel wire flexible shaft is correspondingly connected to one support, the core shaft at the end penetrates through the corresponding first through hole to be connected to the corresponding connecting plate, the protective sleeve at the other end of each steel wire flexible shaft is correspondingly connected to the other support, and the core shaft at the end penetrates through the corresponding second through hole to be connected to the corresponding connecting plate.
According to at least one embodiment of the present application, in the above-described actuator cylinder synchronous displacement connecting structure, each bracket is connected to the cylinder of the corresponding actuator cylinder;
each connecting plate is connected to the piston rod of the corresponding actuator cylinder.
According to at least one embodiment of the present application, in the above-mentioned synchronous displacement connection structure of the actuator cylinders, each connection plate has a through hole, and is sleeved on the corresponding piston rod and clamped by two bolts screwed on the corresponding piston rod.
According to at least one embodiment of the present application, the above-mentioned ram synchronous displacement connection structure further includes:
and two overload detectors, each overload detector is correspondingly connected to one connecting plate and is connected with the mandrel passing through the corresponding second through hole.
According to at least one embodiment of the present application, in the above-mentioned connecting structure for synchronous displacement of the actuating cylinders, more than two actuating cylinders and their corresponding brackets, connecting plates, and overload detectors are connected in series through a corresponding number of flexible steel cables.
According to at least one embodiment of the present application, the above-mentioned ram synchronous displacement connection structure further includes:
and the controller is connected with each overload detector and the control mechanism of the actuating cylinders thereof, and controls each actuating cylinder to stop working when a detection signal transmitted by any overload detector exceeds a set value.
Drawings
Fig. 1 is a schematic view of a synchronous displacement linkage of rams according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a synchronous displacement linkage of more than two rams according to an embodiment of the present disclosure;
wherein:
1-an actuator cylinder; 2-a scaffold; 3-connecting the plates; 4-a steel wire flexible shaft; 5-an overload detector; 6, a controller:
a-a first perforation;
b-second perforation.
For the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; further, the drawings are for illustrative purposes, and terms describing positional relationships are limited to illustrative illustrations only and are not to be construed as limiting the patent.
Detailed Description
In order to make the technical solutions and advantages of the present application clearer, the technical solutions of the present application will be further clearly and completely described in the following detailed description with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only some of the embodiments of the present application, and are only used for explaining the present application, but not limiting the present application. It should be noted that, for convenience of description, only the parts related to the present application are shown in the drawings, other related parts may refer to general designs, and the embodiments and technical features in the embodiments in the present application may be combined with each other to obtain a new embodiment without conflict.
In addition, unless otherwise defined, technical or scientific terms used in the description of the present application shall have the ordinary meaning as understood by one of ordinary skill in the art to which the present application belongs. The terms "upper", "lower", "left", "right", "center", "vertical", "horizontal", "inner", "outer", and the like used in the description of the present application, which indicate orientations, are used only to indicate relative directions or positional relationships, and do not imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed accordingly, and thus, should not be construed as limiting the present application. The use of "first," "second," "third," and the like in the description of the present application is for descriptive purposes only to distinguish between different components and is not to be construed as indicating or implying relative importance. The use of the terms "a," "an," or "the" and similar referents in the context of describing the application is not to be construed as an absolute limitation on the number, but rather as the presence of at least one. The word "comprising" or "comprises", and the like, when used in this description, is intended to specify the presence of stated elements or items, but not the exclusion of other elements or items.
Further, it is noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and the like are used in the description of the invention in a generic sense, e.g., connected as either a fixed connection or a removable connection or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, or they may be connected through the inside of two elements, and those skilled in the art can understand their specific meaning in this application according to the specific situation.
The present application is described in further detail below with reference to fig. 1-2.
A ram synchronous displacement connection, comprising:
two actuating cylinders 1 arranged in parallel;
two brackets 2, each bracket 2 is correspondingly connected to one actuating cylinder 1 and is provided with a first through hole A and a second through hole B;
each connecting plate 3 is correspondingly connected to one actuator cylinder 1, and approaches to a corresponding first through hole A when a piston rod of the corresponding actuator cylinder 1 extends, and approaches to a corresponding second through hole B when the piston rod of the corresponding actuator cylinder 1 retracts;
the protective sleeve at one end of each steel wire flexible shaft 4 is correspondingly connected to one support 2, the core shaft at the end penetrates through the corresponding first through hole A to be connected to the corresponding connecting plate 3, the protective sleeve at the other end is correspondingly connected to the other support 2, and the core shaft at the end penetrates through the corresponding second through hole B to be connected to the corresponding connecting plate 3.
As for the synchronous displacement connection structure of the actuating cylinders disclosed in the above embodiments, it can be understood by those skilled in the art that when the piston rods of two actuating cylinders 1 are required to move synchronously to extend the driving member, if one actuating cylinder 1 is subjected to a larger friction force or is stuck, so that the extension of the piston rod is smaller, that is, the upper connecting plate 3 is farther from the first through hole a of the upper bracket 2, and the extension of the piston rod of the other actuating cylinder 1 is larger, the upper connecting plate 3 of the actuating cylinder 1 is closer to the first through hole a of the upper bracket 2, the actuating cylinder 1 will pull the piston rod of the smaller actuating cylinder 1 to extend by the mandrel passing through the second through hole B of the upper bracket 2, and the mandrel passing through the first through hole a of the upper bracket 2 of the actuating cylinder 1 will block the piston rod of the actuating cylinder 1 to extend further, thereby enabling the piston rods of the two actuating cylinders 1 to extend synchronously, the synchronous movement is kept, so that the situation that one actuating cylinder 1 bears large load and is damaged can be avoided, and the situation that the driving part is seriously abraded and the movement of the driving part generates deflection and clamping stagnation can be avoided.
Based on the synchronous displacement connection structure of the actuating cylinders disclosed in the above embodiments, when the piston rods of the two actuating cylinders 1 are required to retract synchronously to drive the component to move, if one actuating cylinder 1 bears a large friction force or is stuck, the above description can be referred to, and a more detailed description is omitted here.
In some alternative embodiments, in the above-mentioned connecting structure for synchronously displacing the actuating cylinders, each support 2 is connected to the cylinder of the corresponding actuating cylinder 1;
each connecting plate 3 is connected to the piston rod of the corresponding actuator cylinder 1.
In some alternative embodiments, in the above-mentioned synchronous ram displacement connection structure, each connecting plate 3 has a through hole, which is sleeved on the corresponding piston rod and clamped by two bolts screwed on the corresponding piston rod.
In some optional embodiments, the above-mentioned ram synchronous displacement connection structure further includes:
two overload detectors 5, each overload detector 5 being connected to a respective one of the webs 3 and being connected to the mandrel passing through a respective one of the second through-holes B.
As for the synchronous displacement connection structure of the actuating cylinders disclosed in the above embodiments, it can be understood by those skilled in the art that if the extension or retraction motions of the piston rods of the two actuating cylinders 1 are different greatly, the two overload detectors 5 will monitor a large pressure, so that corresponding measures can be taken timely to avoid danger.
In some alternative embodiments, in the above-mentioned connection structure for synchronous displacement of the actuating cylinders, more than two actuating cylinders 1 and their corresponding brackets 2, connecting plates 3, and overload detectors 5 are connected in series through a corresponding number of bowden cables 4, as shown in fig. 2, and the specific operation principle thereof can be understood by referring to the above description, and will not be described herein again.
In some optional embodiments, the above-mentioned ram synchronous displacement connection structure further includes:
and the controller 6 is connected with each overload detector 5 and the control mechanism of the actuating cylinder 1 thereof, and controls each actuating cylinder 1 to stop working when a detection signal transmitted by any overload detector 5 exceeds a set value so as to effectively avoid dangerous accidents.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
Having thus described the present application in connection with the preferred embodiments illustrated in the accompanying drawings, it will be understood by those skilled in the art that the scope of the present application is not limited to those specific embodiments, and that equivalent modifications or substitutions of related technical features may be made by those skilled in the art without departing from the principle of the present application, and those modifications or substitutions will fall within the scope of the present application.
Claims (6)
1. A synchronous ram displacement linkage comprising:
two actuating cylinders (1) arranged in parallel;
two brackets (2), wherein each bracket (2) is correspondingly connected to one actuating cylinder (1) and is provided with a first through hole (A) and a second through hole (B);
the connecting plates (3) are correspondingly connected to one actuator cylinder (1), and approach to the corresponding first through hole (A) when the piston rod of the corresponding actuator cylinder (1) extends, and approach to the corresponding second through hole (B) when the piston rod of the corresponding actuator cylinder (1) retracts;
the protective sleeve at one end of each steel wire flexible shaft (4) is correspondingly connected to one support (2), the core shaft at the end penetrates through the corresponding first through hole (A) to be connected to the corresponding connecting plate (3), the protective sleeve at the other end is correspondingly connected to the other support (2), and the core shaft at the end penetrates through the corresponding second through hole (B) to be connected to the corresponding connecting plate (3).
2. The ram synchronous displacement connection of claim 1,
each bracket (2) is connected to the cylinder body of the corresponding actuating cylinder (1);
each connecting plate (3) is connected to the piston rod of the corresponding actuating cylinder (1).
3. The ram synchronous displacement connection of claim 1,
each connecting plate (3) is provided with a through hole which is sleeved on the corresponding piston rod and clamped by two bolts screwed on the corresponding piston rod.
4. The ram synchronous displacement connection of claim 1,
further comprising:
two overload detectors (5), each overload detector (5) is correspondingly connected to one connecting plate (3) and connected with a mandrel passing through the corresponding second through hole (B).
5. The ram synchronous displacement connection of claim 4,
the actuating cylinders (1) and the corresponding supports (2), the connecting plates (3) and the overload detectors (5) are more than two and are connected in series through a corresponding number of steel wire flexible shafts (4).
6. The ram synchronous displacement connection of claim 1,
further comprising:
and the controller (6) is connected with each overload detector (5) and the control mechanism of the actuating cylinder (1), and controls each actuating cylinder (1) to stop working when a detection signal transmitted by any overload detector (5) exceeds a set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111308720.0A CN114135541A (en) | 2021-11-05 | 2021-11-05 | Synchronous displacement connection structure of actuating cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111308720.0A CN114135541A (en) | 2021-11-05 | 2021-11-05 | Synchronous displacement connection structure of actuating cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114135541A true CN114135541A (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111308720.0A Pending CN114135541A (en) | 2021-11-05 | 2021-11-05 | Synchronous displacement connection structure of actuating cylinder |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4409884A (en) * | 1981-03-25 | 1983-10-18 | Mcdonnell Douglas Corporation | Synchronization cylinder |
| KR200166435Y1 (en) * | 1999-07-09 | 2000-02-15 | 헤스본기계주식회사 | Synchronous apparatus of cross link type lift |
| CN201144903Y (en) * | 2007-11-30 | 2008-11-05 | 中国航空工业第一集团公司沈阳发动机设计研究所 | Mechanical synchronous hydraulic actuation system |
| CN101451553A (en) * | 2007-11-30 | 2009-06-10 | 中国航空工业第一集团公司沈阳发动机设计研究所 | Mechanical synchronous hydraulic pressure moving system |
| CN207245282U (en) * | 2017-09-26 | 2018-04-17 | 湖南永联传动科技有限公司 | The wire rope synchronous device of Double-hydraulic lifting equipment and apply its multi-storied garage |
| CN212982258U (en) * | 2020-07-06 | 2021-04-16 | 湖南汇捷智能装备有限公司 | Lifting synchronization system for straddle carrier |
-
2021
- 2021-11-05 CN CN202111308720.0A patent/CN114135541A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4409884A (en) * | 1981-03-25 | 1983-10-18 | Mcdonnell Douglas Corporation | Synchronization cylinder |
| KR200166435Y1 (en) * | 1999-07-09 | 2000-02-15 | 헤스본기계주식회사 | Synchronous apparatus of cross link type lift |
| CN201144903Y (en) * | 2007-11-30 | 2008-11-05 | 中国航空工业第一集团公司沈阳发动机设计研究所 | Mechanical synchronous hydraulic actuation system |
| CN101451553A (en) * | 2007-11-30 | 2009-06-10 | 中国航空工业第一集团公司沈阳发动机设计研究所 | Mechanical synchronous hydraulic pressure moving system |
| CN207245282U (en) * | 2017-09-26 | 2018-04-17 | 湖南永联传动科技有限公司 | The wire rope synchronous device of Double-hydraulic lifting equipment and apply its multi-storied garage |
| CN212982258U (en) * | 2020-07-06 | 2021-04-16 | 湖南汇捷智能装备有限公司 | Lifting synchronization system for straddle carrier |
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