CN113309061A - Continuous lifting oil cylinder - Google Patents
Continuous lifting oil cylinder Download PDFInfo
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- CN113309061A CN113309061A CN202110579744.3A CN202110579744A CN113309061A CN 113309061 A CN113309061 A CN 113309061A CN 202110579744 A CN202110579744 A CN 202110579744A CN 113309061 A CN113309061 A CN 113309061A
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- cylinder
- oil cylinder
- anchor
- lifting
- lifting oil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/04—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction
- E02B17/08—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering
- E02B17/0809—Equipment specially adapted for raising, lowering, or immobilising the working platform relative to the supporting construction for raising or lowering the equipment being hydraulically actuated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
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- Mechanical Engineering (AREA)
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- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
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Abstract
The application discloses continuous lift cylinder includes: the lifting device comprises at least one first lifting oil cylinder and at least one second lifting oil cylinder, wherein the first lifting oil cylinder and the second lifting oil cylinder are connected in series, and the first lifting oil cylinder and the second lifting oil cylinder alternately or simultaneously operate. In the application, the integral lifting stroke or the lowering stroke of the workpiece can be improved by arranging at least one first lifting oil cylinder and at least one second lifting oil cylinder; the first lifting oil cylinder and the second lifting oil cylinder are double-acting oil cylinders, the first lifting oil cylinder and the second lifting oil cylinder are used for lifting a workpiece or resetting in the extending process, and the second lifting oil cylinder is used for lowering the workpiece or resetting in the retracting process.
Description
Technical Field
The application belongs to the technical field of lifting oil cylinders, and particularly relates to a continuous lifting oil cylinder.
Background
Chinese patent publication No. CN 106013030B discloses a continuous hydraulic lifting device, and specifically discloses: the device comprises an upper lifting oil cylinder and a lower lifting oil cylinder, wherein a piston rod of the upper lifting oil cylinder is arranged on an upper ring beam, a cylinder body of the upper lifting oil cylinder is arranged on a main deck of the ocean platform, a cylinder body of the lower lifting oil cylinder is arranged between the main deck and a bottom deck of the ocean platform, the cylinder body of the lower lifting oil cylinder is arranged on the bottom deck, and a piston rod of the lower lifting oil cylinder penetrates through the main deck and is arranged on a lower ring beam; the continuous lifting function is realized through the cooperation of the upper lifting oil cylinder and the lower lifting oil cylinder, but the structure is relatively complex, the control is complex, and the subsequent maintenance and replacement cost is high.
Disclosure of Invention
To the shortcoming or not enough of the above-mentioned prior art, the technical problem that this application will be solved provides a continuous lift cylinder.
In order to solve the technical problem, the application is realized by the following technical scheme:
the application provides a continuous lift cylinder includes: the lifting device comprises at least one first lifting oil cylinder and at least one second lifting oil cylinder, wherein the first lifting oil cylinder and the second lifting oil cylinder are connected in series, and the first lifting oil cylinder and the second lifting oil cylinder alternately or simultaneously operate.
Further, in the above continuous lift cylinder, the first lift cylinder includes: the first lifting oil cylinder barrel is embedded in the first lifting oil cylinder barrel and is in sliding connection with the first lifting oil cylinder barrel, and the first lifting oil cylinder barrel is further connected with the second lifting oil cylinder.
Further, in the above continuous lift cylinder, the first lift cylinder further includes: the first lifting oil cylinder guide sleeve I is arranged between the first lifting oil cylinder hollow piston rod and the first lifting oil cylinder barrel.
Further, in the above continuous lift cylinder, the first lift cylinder further includes: the first lifting oil cylinder guide sleeve II is arranged between the first lifting oil cylinder hollow piston rod and the first lifting oil cylinder barrel.
Further, in the above continuous lift cylinder, the second lift cylinder includes: the second lifting oil cylinder barrel is embedded in the second lifting oil cylinder barrel and is in sliding connection with the second lifting oil cylinder barrel, and the second lifting oil cylinder barrel is further connected with the first lifting oil cylinder.
Further, in the above continuous lift cylinder, the second lift cylinder further includes: and the second lifting oil cylinder guide sleeve I is arranged between the second lifting oil cylinder hollow piston rod and the second lifting oil cylinder barrel.
Further, in the continuous lifting oil cylinder, the lifting oil cylinder further comprises a second lifting oil cylinder guide sleeve II, and the second lifting oil cylinder guide sleeve II is arranged between the second lifting oil cylinder hollow piston rod and the second lifting oil cylinder barrel.
Further, in the continuous lifting cylinder, the second lifting cylinder hollow piston rod is nested with the first lifting cylinder hollow piston rod in the first lifting cylinder.
Further, the continuous lifting oil cylinder further comprises a first position detection device and a second position detection device, wherein the first position detection device is arranged on the first lifting oil cylinder, and the second position detection device is arranged on the second lifting oil cylinder.
Further, the continuous lifting cylinder further comprises a first workpiece guide pipe and a second workpiece guide pipe for keeping the workpiece moving in a straight manner, wherein the first workpiece guide pipe and the second workpiece guide pipe are respectively arranged in the lifting cylinder and the second lifting cylinder.
Compared with the prior art, the method has the following technical effects:
in the application, the integral lifting stroke or the lowering stroke of the workpiece can be improved by arranging at least one first lifting oil cylinder and at least one second lifting oil cylinder; the first lifting oil cylinder and the second lifting oil cylinder both adopt double-acting oil cylinders, the double-acting oil cylinders lift or reset a workpiece in the extending process, and lower the workpiece or reset in the retracting process; the first position detection device and the second position detection device are further arranged, wherein the first position detection device can be used for detecting the extending position and the retracting position of the first lifting oil cylinder, and the second position detection device can be used for detecting the extending position and the retracting position of the second lifting oil cylinder; still be equipped with first work piece in this application and lead positive pipe and second work piece and lead positive pipe, first work piece is led and is used for guaranteeing that the work piece is in the smooth-going no distortion that takes place of first hoist cylinder internal motion, second work piece is led and is used for guaranteeing that the work piece is in the smooth-going no distortion that takes place of second hoist cylinder internal motion.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1: the application discloses a perspective view of a continuous lifting oil cylinder in one embodiment;
FIG. 2: a cross-sectional view of the structure shown in FIG. 1;
FIG. 3: an application scene perspective view of the continuous lifting oil cylinder in the embodiment of the application is shown;
FIG. 4: a cross-sectional view of the structure shown in FIG. 3;
the system comprises a first lifting oil cylinder, a second lifting oil cylinder, a first anchor device oil cylinder, a second anchor device oil cylinder, a first anchor device oil cylinder guide device and a second anchor device oil cylinder guide device, wherein 1 is the first lifting oil cylinder, 2 is the second lifting oil cylinder, 3 is the first anchor device oil cylinder, 4 is the second anchor device oil cylinder, 5 is the first anchor device oil cylinder guide device, and 6 is the second anchor device oil cylinder guide device;
7-a first anchor device oil cylinder gland, 8-a first anchor device oil cylinder pre-tightening spring, 9-a first anchor device oil cylinder movable anchor sheet, 10-a first anchor device oil cylinder anchor body, 11-a first anchor device oil cylinder guide sleeve, 12-a first anchor device oil cylinder piston rod, 13-a first anchor device oil cylinder barrel, 14-a first anchor device oil cylinder reset top pipe, 15-a first anchor device oil cylinder reset top plate, 16-a first anchor device oil cylinder anchor device supporting seat and 17-a clamping nut;
18-a second anchor cylinder connecting body, 19-a second anchor cylinder pressing cover, 20-a second anchor cylinder pre-tightening spring, 21-a second anchor cylinder movable anchor sheet, 22-a second anchor cylinder anchor body, 23-a second anchor cylinder guide sleeve, 24-a second anchor cylinder anchor body pressing cover, 25-a second anchor cylinder piston rod, 26-a second anchor cylinder reset top pipe, 27-a second anchor cylinder reset top plate, 28-a second anchor cylinder barrel and 29-a second anchor cylinder anchor supporting seat;
31-a first lift cylinder hollow piston rod, 32-a first lift cylinder guide sleeve i, 33-a first lift cylinder barrel, 34-a first lift cylinder guide sleeve ii, 35-a second lift cylinder hollow piston rod, 36-a second lift cylinder guide sleeve i, 37-a second lift cylinder barrel, 38-a second lift cylinder guide sleeve ii, 39-a first workpiece alignment tube, 40-a second workpiece alignment tube, 41-a first position detection device, 42-a second position detection device, 43-a third position detection device, 44-a fourth position detection device.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1 and 2, in one embodiment of the present application, a continuous lift cylinder includes: the lifting device comprises at least one first lifting oil cylinder 1 and at least one second lifting oil cylinder 2, wherein the first lifting oil cylinder 1 and the second lifting oil cylinder 2 are connected in series, and the first lifting oil cylinder 1 and the second lifting oil cylinder 2 alternately or simultaneously operate. This embodiment simple structure, convenient operation, the practicality is strong, can realize in succession or transfer the operation.
In this embodiment, in order to realize a larger lifting force or lifting space, the number of the first lifting cylinders 1 and the second lifting cylinders 2 may be at least one, specifically, the first lifting cylinders 1 may be connected in series with at least one of the second lifting cylinders 2, or the first lifting cylinders 1 and the second lifting cylinders 2 may be connected in series alternately to form a lifting cylinder combination, and the specific setting mode is not limited in this application, and may be adaptively selected according to actual situations.
In this embodiment, taking an example that the first lift cylinder 1 and the second lift cylinder 2 are both provided with one, a person skilled in the art can know a specific connection manner and a working principle of the plurality of first lift cylinders 1 and the plurality of second lift cylinders 2 connected in series on the premise of the disclosure.
Specifically, in this embodiment, the first lift cylinder 1 includes: the lifting device comprises a first lifting oil cylinder barrel 33 and a first lifting oil cylinder hollow piston rod 31, wherein the first lifting oil cylinder hollow piston rod 31 is arranged in the first lifting oil cylinder barrel 33 and is in sliding connection with the first lifting oil cylinder barrel 33, the first lifting oil cylinder barrel 33 is further connected with the second lifting oil cylinder 2, and specifically, the first lifting oil cylinder barrel 33 is further detachably connected with a second lifting oil cylinder barrel 37 in the second lifting oil cylinder 2 described below.
In an application scenario, the first lifting cylinder hollow piston rod 31 may further be connected to a first anchor device cylinder 3 described below, further, the first lifting cylinder hollow piston rod 31 may further be connected to a first anchor device cylinder anchor device support seat 16 in the first anchor device cylinder 3 described below, and further, the first lifting cylinder hollow piston rod 31 may be connected to the first anchor device cylinder anchor device support seat 16 by a clinching nut 17.
Optionally, in order to further improve the stability of the first lifting cylinder hollow piston rod 31 in sliding connection with respect to the first lifting cylinder barrel 33, the first lifting cylinder 1 further includes a first lifting cylinder guide sleeve i 32, the first lifting cylinder guide sleeve i 32 is disposed on the first lifting cylinder barrel 33 and the first lifting cylinder hollow piston rod 31, and under the effect of the first lifting cylinder guide sleeve i 32, the first lifting cylinder hollow piston rod 31 can extend or retract relative to the first lifting cylinder barrel 33. Wherein, first lift cylinder uide bushing I32 is preferably the loop configuration.
Further optionally, the first lift cylinder 1 further includes a first lift cylinder guide sleeve ii 34, the first lift cylinder guide sleeve ii 34 is disposed on the first lift cylinder 33 and the first lift cylinder hollow piston rod 31, and under the action of the first lift cylinder guide sleeve ii 34, the first lift cylinder hollow piston rod 31 can extend or retract relative to the first lift cylinder 33. Likewise, the first lift cylinder guide sleeve II 34 is preferably of annular configuration.
It should be noted that, when only the first lift cylinder guide sleeve i 32 is provided in the present embodiment, in order to improve stability, the first lift cylinder guide sleeve i 32 is preferably provided near the middle position of the first lift cylinder barrel 33 or the first lift cylinder hollow piston rod 31. When only the first lift cylinder guide sleeve ii 34 is provided in the present embodiment, the first lift cylinder guide sleeve ii 34 is preferably provided near the middle position of the first lift cylinder bore 33 or the first lift cylinder hollow piston rod 31 for improving stability. When this embodiment is provided with first lift cylinder uide bushing i 32 with first lift cylinder uide bushing ii 34 simultaneously, preferably, first lift cylinder uide bushing i 32 is close to first lift cylinder bore 33 or the first end setting of first lift cylinder hollow piston rod 31, first lift cylinder uide bushing ii 34 is close to first lift cylinder bore 33 or the second end setting of first lift cylinder hollow piston rod 31.
Of course, the number of the first lift cylinder guide sleeves i 32 and the first lift cylinder guide sleeves ii 34 is not limited, and those skilled in the art will be motivated to increase or decrease the number of the first lift cylinder guide sleeves i 32 and ii as needed.
In this embodiment, the first lift cylinder 1 is further provided with a first lift cylinder oil port b and a first lift cylinder oil port a. Specifically, oil is supplied to an oil port b of the first lifting oil cylinder, a hollow piston rod 31 of the first lifting oil cylinder extends out, and an oil port a of the first lifting oil cylinder returns oil; and supplying oil to the oil port a of the first lifting oil cylinder, retracting the hollow piston rod 31 of the first lifting oil cylinder, and returning oil to the oil port b of the first lifting oil cylinder.
In specific implementation, in order to detect the motion state of the first lift cylinder 1, optionally, a first position detecting device 41 is further disposed on the first lift cylinder 1, wherein the first position detecting device 41 may be configured to detect an extended position and a retracted position of the first lift cylinder 1.
The first lifting oil cylinder 1 is a double-acting oil cylinder, and is used for lifting a workpiece or resetting in the extending process and lowering the workpiece or resetting in the retracting process.
The first lifting oil cylinder 1 is also internally provided with a first workpiece guide pipe 39, and the first workpiece guide pipe 39 is used for keeping a workpiece to move straightly, and particularly can ensure that the workpiece moves smoothly and does not twist in the first lifting oil cylinder 1.
Optionally, in this embodiment, the first lift cylinder 1 is further configured with a first mounting bracket and a first guide flange, the first mounting bracket and the first guide flange are configured to cooperate to mount a first anchor cylinder guide 5, described below, and the first anchor cylinder guide 5 may maintain a straight motion of the workpiece. In the present embodiment, the second lift cylinder 2 includes: second promotes hydro-cylinder 37 and the hollow piston rod 35 of second promotion hydro-cylinder, the hollow piston rod 35 of second promotion hydro-cylinder is embedded in the second promotes hydro-cylinder 37 and relative second promotes hydro-cylinder 37 sliding connection, second promotes hydro-cylinder 37 still with first promotion hydro-cylinder 1 is connected, specifically, second promotes hydro-cylinder 37 still with first promotion hydro-cylinder 33 in the first promotion hydro-cylinder 1 can dismantle the connection.
In an application scenario, the other end of the first lift cylinder hollow piston rod 35 is further connected to a second anchorage cylinder 4 described below.
Optionally, in order to further improve the stability of the second lifting cylinder hollow piston rod 35 in sliding connection with respect to the second lifting cylinder barrel 37, the second lifting cylinder 2 further includes a second lifting cylinder guide sleeve i 36, the second lifting cylinder guide sleeve i 36 is disposed between the second lifting cylinder barrel 37 and the second lifting cylinder hollow piston rod 35, and under the effect of the second lifting cylinder guide sleeve i 36, the second lifting cylinder hollow piston rod 35 can extend or retract relative to the second lifting cylinder barrel 37. The second lifting cylinder guide sleeve I36 is preferably of an annular structure.
Further optionally, the second lift cylinder 2 further includes a second lift cylinder guide sleeve ii 38, the second lift cylinder guide sleeve ii 38 is disposed between the second lift cylinder 37 and the second lift cylinder hollow piston rod 35, and under the action of the second lift cylinder guide sleeve i 36, the second lift cylinder hollow piston rod 35 can extend or retract relative to the second lift cylinder 37. The second lift cylinder guide sleeve II 38 is preferably of an annular structure.
It should be noted that, when only the second lift cylinder guide sleeve i 36 is provided in the present embodiment, in order to improve stability, the second lift cylinder guide sleeve i 36 is preferably provided near the middle position of the second lift cylinder barrel 37 or the second lift cylinder hollow piston rod 35. When only the second lift cylinder guide sleeve ii 38 is provided in the present embodiment, the second lift cylinder guide sleeve ii 38 is preferably provided near the middle position of the second lift cylinder barrel 37 or the second lift cylinder hollow piston rod 35 for improving stability. When the second lifting cylinder guide sleeve i 36 and the second lifting cylinder guide sleeve ii 38 are provided simultaneously in this embodiment, preferably, the second lifting cylinder guide sleeve i 36 is provided near a first end of the second lifting cylinder 37 or the second lifting cylinder hollow piston rod 35, and the second lifting cylinder guide sleeve ii 38 is provided near a second end of the second lifting cylinder 37 or the second lifting cylinder hollow piston rod 35.
Of course, the number of the second lift cylinder guide sleeves i 36 and the second lift cylinder guide sleeves ii 38 is not limited, and those skilled in the art will be motivated to increase or decrease the number of the second lift cylinder guide sleeves according to actual needs.
Similarly, the second lift cylinder 2 is further provided with a second lift cylinder port d and a second lift cylinder port c. Specifically, oil is supplied to an oil port d of the second lifting oil cylinder, a hollow piston rod 35 of the second lifting oil cylinder extends out, and an oil port c of the second lifting oil cylinder returns oil; and supplying oil to an oil port c of the second lifting oil cylinder, retracting the hollow piston rod 35 of the second lifting oil cylinder, and returning oil to an oil port d of the second lifting oil cylinder.
Optionally, the second lift cylinder hollow piston rod 35 is connected to the second anchor cylinder 4 by a second anchor cylinder connection 18 as described below.
In specific implementation, in order to detect the motion state of the second lift cylinder 2, optionally, a second position detecting device 42 is further disposed on the second lift cylinder 2, wherein the second position detecting device 42 may be configured to detect the extended position and the retracted position of the second lift cylinder 2.
The second lifting oil cylinder 2 is a double-acting oil cylinder, and is used for lifting a workpiece or resetting in the extending process and lowering the workpiece or resetting in the retracting process.
In the above technical solution, the first lift cylinder 1 and the second lift cylinder 2 are connected in series, optionally, the second lift cylinder hollow piston rod 35 is nested with the first lift cylinder hollow piston rod 31 in the first lift cylinder 1, and the first lift cylinder 1 and the second lift cylinder 2 can respectively work without interfering with each other, and also can work simultaneously.
The second lifting oil cylinder 2 is also internally provided with a second workpiece guide tube 40, and the second workpiece guide tube 40 is used for keeping the workpiece to move straightly, and particularly can ensure that the workpiece moves smoothly and does not twist in the second lifting oil cylinder 2.
Optionally, in this embodiment, the second lift cylinder 2 is further configured with a second mounting bracket and a second guide flange, the second mounting bracket and the second guide flange are configured to cooperate to mount a second anchor cylinder guide 6, described below, and the second anchor cylinder guide 6 is configured to maintain a straight motion of the workpiece.
As shown in fig. 3 and 4, this embodiment may be used in conjunction with a plurality of anchor cylinders for locking or unlocking a workpiece to achieve rapid and stable lifting or lowering operations, as exemplified below in conjunction with a first anchor cylinder 3 and a second anchor cylinder 4. Specifically, the first lifting cylinder 1 and the second lifting cylinder 2 are connected in series, the first lifting cylinder 1 can be further connected with the first anchorage device cylinder 3, and the second lifting cylinder 2 can be further connected with the second anchorage device cylinder 4; the first lifting oil cylinder 1 and the second lifting oil cylinder 2 alternately or simultaneously operate, and the first anchorage device oil cylinder 3 and the second anchorage device oil cylinder 4 alternately lock and unlock workpieces or simultaneously lock and unlock workpieces. This embodiment can realize promoting in succession or transferring the operation in succession to the work piece through above-mentioned setting.
In this embodiment, the first anchor cylinder 3 includes: a first anchorage device oil cylinder anchorage device supporting seat 16, a first anchorage device oil cylinder anchorage device body 10, a first anchorage device oil cylinder movable anchorage piece 9, a first anchorage device oil cylinder piston rod 12, a first anchorage device oil cylinder guide sleeve 11, a first anchorage device oil cylinder barrel 13, a first anchorage device oil cylinder reset top plate 15, a first anchorage device oil cylinder pre-tightening spring 8 and a first anchorage device oil cylinder gland 7,
the first anchor cylinder anchor supporting seat 16 is connected with the first lifting cylinder 1, the first anchor cylinder anchor body 10 is installed in the first anchor cylinder anchor supporting seat 16, the first anchor cylinder movable anchor sheet 9 is installed in an inner hole of the first anchor cylinder anchor body 10, and the first anchor cylinder pre-tightening spring 8 is installed between the first anchor cylinder movable anchor sheet 9 and the first anchor cylinder gland 7 in a pre-compression mode;
the first anchor device oil cylinder piston rod 12 is connected with the first anchor device oil cylinder anchor device supporting seat 16, the first anchor device oil cylinder guide sleeve 11 is connected with the first anchor device oil cylinder piston rod 12, and the first anchor device oil cylinder barrel 13 is sleeved on the first anchor device oil cylinder piston rod 12;
the first anchor device oil cylinder gland 7 is connected with one end of the first anchor device oil cylinder barrel 13, and the first anchor device oil cylinder reset top plate 15 is connected with the other end of the first anchor device oil cylinder barrel 13.
The first anchor device oil cylinder 3 further comprises a first anchor device oil cylinder reset top pipe 14, wherein the first anchor device oil cylinder reset top pipe 14 is installed in an inner hole of the first anchor device oil cylinder anchor body 10, one end of the first anchor device oil cylinder reset top pipe 14 is in contact with the first anchor device oil cylinder movable anchor sheet 9, and the other end of the first anchor device oil cylinder reset top pipe 14 is in contact with the first anchor device oil cylinder reset top plate 15.
The first anchorage device oil cylinder 3 is connected with the first lifting oil cylinder hollow piston rod 31, and the first lifting oil cylinder hollow piston rod 31 moves back and forth to drive the first anchorage device oil cylinder 3 to move back and forth.
The first anchorage device oil cylinder 3 is further provided with a first anchorage device oil cylinder oil port f and a first anchorage device oil cylinder oil port e. Specifically, oil is supplied to the first anchor device oil cylinder port f, the first anchor device oil cylinder barrel 13 retracts, and the first anchor device oil cylinder port e returns oil; and the first anchor cylinder barrel 13 retracts and drives the first anchor cylinder gland 7 to overcome the compression force of the first anchor cylinder pre-tightening spring 8 to tightly press and attach the outer conical surface of the first anchor cylinder movable anchor sheet 9 and the inner conical surface of the first anchor cylinder anchor body 10, so that the workpiece in the first anchor cylinder movable anchor sheet 9 is locked.
Supplying oil to the first anchor device oil cylinder oil port e, extending the first anchor device oil cylinder barrel 13, and returning oil to the first anchor device oil cylinder oil port f; and the first anchor device oil cylinder barrel 13 extends out and drives the first anchor device oil cylinder reset top plate 15 to push the first anchor device oil cylinder reset top pipe 14 to separate the outer conical surface of the first anchor device oil cylinder movable anchor sheet 9 from the inner conical surface of the first anchor device oil cylinder anchor body 10, so that the workpiece in the first anchor device oil cylinder movable anchor sheet 9 is unlocked.
With respect to the first anchorage device oil cylinder 3, the first anchorage device oil cylinder resetting top plate 15 is driven to work through the reciprocating motion of the first anchorage device oil cylinder barrel 13; the first anchorage device oil cylinder barrel 13 moves leftwards to drive the first anchorage device oil cylinder gland 7 to move leftwards, and the first anchorage device oil cylinder movable anchor sheet 9 is pressed in the first anchorage device oil cylinder anchor body 10, so that a workpiece in the first anchorage device oil cylinder movable anchor sheet 9 is locked; the first anchor device oil cylinder barrel 13 moves rightwards to drive the first anchor device oil cylinder reset top plate 15 to move rightwards, the first anchor device oil cylinder reset top plate 15 drives the first anchor device oil cylinder reset top pipe 14 to move rightwards, the first anchor device oil cylinder movable anchor sheet 9 is ejected out of the first anchor device oil cylinder anchor body 10, and therefore workpieces in the first anchor device oil cylinder movable anchor sheet 9 are unlocked. The moving direction is described by taking a left-right movement as an example, but of course, the moving direction may also be an up-down direction, and the specific moving direction is determined by the product setting direction, which is not limited herein.
The first anchor device oil cylinder movable anchor sheet 9 is of a first conical structure, the first anchor device oil cylinder anchor body 10 is provided with a first conical hole matched with the first conical structure, and the larger end of the first conical structure faces the first anchor device oil cylinder gland 7. The first conical structure is matched with the first conical hole.
Furthermore, expansion joints are arranged in the circumferential direction of the first anchor cylinder movable anchor sheet 9, when the first anchor cylinder movable anchor sheet 9 is pressed by the first anchor cylinder pressing cover 7 to move towards the small end of the first conical hole, the first anchor cylinder movable anchor sheet 9 has the expansion joints due to the fact that the size of the first conical hole is unchanged, the outer conical surface of the first anchor cylinder movable anchor sheet 9 is tightly attached to the inner conical surface of the first conical hole of the first anchor cylinder anchor body 10, gaps of the expansion joints of the first anchor cylinder movable anchor sheet 9 are compressed, the first anchor cylinder movable anchor sheet 9 further moves towards the small end of the first conical hole, in the process, the diameter of the inner hole of the first anchor cylinder movable anchor sheet 9 shrinks and becomes small, and therefore the radial holding workpiece is locked. On the contrary, the movable anchor sheet 9 of the first anchor cylinder moves towards the large end of the first conical hole, the outer conical surface of the movable anchor sheet 9 of the first anchor cylinder is separated from the inner conical surface of the anchor body 10 of the first anchor cylinder, the expansion joint of the movable anchor sheet 9 of the first anchor cylinder recovers the original gap, the diameter of the inner hole of the movable anchor sheet 9 of the first anchor cylinder recovers the original size, the radial holding force is relieved, and therefore the workpiece is loosened.
The first anchor cylinder 3 is further provided with a third position detection device 43, and the third position detection device 43 is used for detecting the locking or unlocking state of the first anchor cylinder 3.
Optionally, the first anchor cylinder 3 is further provided with a first anchor cylinder guide 5, and the first anchor cylinder guide 5 can keep the first anchor cylinder 3 at a fixed angular position with the movement axis during the movement process, so that the workpiece moves smoothly in the first anchor cylinder 3 without distortion.
In this embodiment, the second anchor cylinder 4 includes: a second anchorage device oil cylinder anchorage device supporting seat 29, a second anchorage device oil cylinder reset top plate 27, a second anchorage device oil cylinder barrel 28, a second anchorage device oil cylinder piston rod 25, a second anchorage device oil cylinder guide sleeve 23, a second anchorage device oil cylinder anchorage body 22, a second anchorage device oil cylinder movable anchorage piece 21, a second anchorage device oil cylinder pre-tightening spring 20, a second anchorage device oil cylinder gland 19 and a second anchorage device oil cylinder anchorage body gland 24,
the second anchorage device oil cylinder anchorage device supporting seat 29 is connected with the second lifting oil cylinder piston rod 35 in the second lifting oil cylinder 2, the second anchorage device oil cylinder anchorage device body 22 is arranged in the second anchorage device oil cylinder anchorage device supporting seat 29,
the second anchor cylinder movable anchor sheet 21 is installed in an inner hole of a second anchor cylinder anchor body 22, the second anchor cylinder pre-tightening spring 20 is installed between the second anchor cylinder movable anchor sheet 21 and the second anchor cylinder pressing cover 19 in a pre-compressed mode, the second anchor cylinder anchor body pressing cover 24 is connected with the second anchor cylinder anchor support seat 29, and the second anchor cylinder anchor body 22 is fixed in the second anchor cylinder anchor support seat 29;
the second anchor device oil cylinder guide sleeve 23 is connected with the second anchor device oil cylinder piston rod 25, the second anchor device oil cylinder barrel 28 is sleeved on the second anchor device oil cylinder piston rod 25, the second anchor device oil cylinder gland 19 is connected with the second anchor device oil cylinder guide sleeve 23, and the second anchor device oil cylinder reset top plate 27 is connected with the second anchor device oil cylinder piston rod 25.
Second ground tackle hydro-cylinder 4 still includes: a second anchor cylinder reset jacking pipe 26, wherein the second anchor cylinder reset jacking pipe 26 is installed in an inner hole of the second anchor cylinder anchor body 22, one end of the second anchor cylinder reset jacking pipe 26 is in contact with the second anchor cylinder movable anchor sheet 21, and the other end of the second anchor cylinder reset jacking pipe 26 is in contact with the second anchor cylinder reset jacking plate 27.
Optionally, the second anchor cylinder movable anchor piece 21 is of a second conical structure, the second anchor cylinder anchor body 22 is provided with a second conical hole matched with the second conical structure, and a larger end of the second conical structure is arranged towards the second anchor cylinder gland 19. The second conical structure is matched with the second conical hole.
Furthermore, expansion joints are arranged in the circumferential direction of the second anchor cylinder movable anchor piece 21, when the second anchor cylinder movable anchor piece 21 is pressed by the second anchor cylinder gland 19 to move towards the small end of the second taper hole, the size of the second taper hole is unchanged while the second anchor cylinder movable anchor piece 21 has the expansion joints, the outer conical surface of the second anchor cylinder movable anchor piece 21 is tightly attached to the inner conical surface of the second taper hole of the second anchor cylinder anchor body 22, so that the gap of the expansion joints of the second anchor cylinder movable anchor piece 21 is compressed, the second anchor cylinder movable anchor piece 21 is further moved towards the small end of the second taper hole, and in the process, the diameter of the inner hole of the second anchor cylinder movable anchor piece 21 is shrunk and becomes small, and the workpiece is radially clamped to achieve locking. On the contrary, the second anchor cylinder movable anchor piece 21 moves towards the large end of the second taper hole, the outer conical surface of the second anchor cylinder movable anchor piece 21 is separated from the inner conical surface of the second anchor cylinder anchor body 22, the expansion joint of the second anchor cylinder movable anchor piece 21 recovers the original gap, the diameter of the inner hole of the second anchor cylinder movable anchor piece 21 recovers the original size, the radial holding force is relieved, and therefore the workpiece is loosened.
Further, the second anchor device oil cylinder anchor device supporting seat 29 in the second anchor device oil cylinder 4 is also connected with a second lifting oil cylinder hollow piston rod 35, and the second lifting oil cylinder hollow piston rod 35 can move back and forth to drive the second anchor device oil cylinder 4 to move back and forth.
Optionally, the method further comprises: a second anchor cylinder connector 18, one end of the second anchor cylinder connector 18 being connected to the second anchor cylinder 4, in particular, one end of the second anchor cylinder connector 18 being connected to the other end of the second anchor cylinder barrel 28, the other end of the second anchor cylinder connector 18 being further connected to the second lifting cylinder 2. Namely, the second anchor cylinder 4 is connected to the second lift cylinder hollow piston rod 35 through the second anchor cylinder connecting body 18.
The second anchorage device cylinder 4 is further provided with a fourth position detection device 44, and the fourth position detection device 44 is used for detecting the locking or unlocking state of the second anchorage device cylinder 4.
Optionally, the second anchor cylinder 4 is further provided with a second anchor cylinder guide 6, and the second anchor cylinder guide 6 can enable the second anchor cylinder 4 to keep a fixed angular position with a motion axis in a motion process, so that a workpiece moves smoothly in the second anchor cylinder 4 without distortion.
The second anchorage device oil cylinder 4 is also provided with a second anchorage device oil cylinder oil port h and a second anchorage device oil cylinder oil port g. Specifically, oil is supplied to an oil port h of the second anchor device oil cylinder, a piston rod 25 of the second anchor device oil cylinder retracts, and an oil port g of the second anchor device oil cylinder returns; and the second anchor cylinder piston rod 25 retracts and drives the second anchor cylinder gland 19 to overcome the compression force of the second anchor cylinder pre-tightening spring 20 to tightly press and attach the outer conical surface of the second anchor cylinder movable anchor sheet 21 and the inner conical surface of the second anchor cylinder anchor body 22, and a workpiece in the second anchor cylinder movable anchor sheet 21 is locked.
Supplying oil to an oil port g of the second anchor device oil cylinder, extending a piston rod 25 of the second anchor device oil cylinder, and returning oil to an oil port h of the second anchor device oil cylinder; and the second anchor cylinder piston rod 25 extends out to drive the second anchor cylinder reset top plate 27 to push the second anchor cylinder reset top pipe 26 to separate the outer conical surface of the second anchor cylinder movable anchor piece 21 from the inner conical surface of the second anchor cylinder anchor body 22, so as to unlock the workpiece in the second anchor cylinder movable anchor piece 21.
With respect to the second anchorage device oil cylinder 4, the second anchorage device oil cylinder reset top plate 27 is driven to work through the back-and-forth movement of the second anchorage device oil cylinder piston rod 25; the second anchor cylinder piston rod 25 moves leftwards to drive the second anchor cylinder gland 19 to move leftwards, and the second anchor cylinder movable anchor sheet 21 is pressed in the second anchor cylinder anchor body 22, so that a workpiece in the second anchor cylinder movable anchor sheet 21 is locked; the second anchor cylinder piston rod 25 moves rightwards to drive the second anchor cylinder reset top plate 27 to move rightwards, the second anchor cylinder reset top plate 27 drives the second anchor cylinder reset top pipe 26 to move rightwards, and the second anchor cylinder movable anchor sheet 21 is ejected out of the second anchor cylinder anchor body 22, so that workpieces in the second anchor cylinder movable anchor sheet 21 are unlocked. Similarly, the moving direction is described by taking a left-right movement as an example, but of course, the moving direction may also be an up-down direction, and the specific moving direction is determined by the product setting direction, and is not limited specifically here.
The working principle of some embodiments of the present application is described below:
in some embodiments, the first anchor cylinder port f is supplied with oil, the first anchor cylinder barrel 13 is retracted, and the first anchor cylinder port e is returned with oil; and the first anchor device oil cylinder barrel 13 retracts and drives the first anchor device oil cylinder gland 7 to overcome the compression force of the first anchor device oil cylinder pre-tightening spring 8 and tightly press and attach the outer conical surface of the first anchor device oil cylinder movable anchor sheet 9 and the inner conical surface of the first anchor device oil cylinder anchor body 10, and at the moment, the workpiece in the first anchor device oil cylinder movable anchor sheet 9 is locked. After the cylinder barrel 13 of the first anchor device oil cylinder retracts to the right position and effectively locks the workpiece in the movable anchor sheet 9 of the first anchor device oil cylinder, oil is supplied to an oil port g of the second anchor device oil cylinder, a piston rod 25 of the second anchor device oil cylinder extends out, and oil is returned from an oil port h of the second anchor device oil cylinder; and the second anchor cylinder piston rod 25 extends out and drives the second anchor cylinder reset top plate 27 to push the second anchor cylinder reset top pipe 26 to separate the outer conical surface of the second anchor cylinder movable anchor piece 21 from the inner conical surface of the second anchor cylinder anchor body 22, and at the moment, the workpiece in the second anchor cylinder movable anchor piece 21 is unlocked.
After the second anchor device oil cylinder piston rod 25 extends to the right position and effectively unlocks the workpiece in the second anchor device oil cylinder movable anchor sheet 21, oil is supplied to the oil port b of the first lifting oil cylinder, the hollow piston rod 31 of the first lifting oil cylinder extends out, and the oil port a of the first lifting oil cylinder returns oil; the hollow piston rod 31 of the first lifting oil cylinder extends out and drives the workpiece in the movable anchor sheet 9 of the first anchorage device oil cylinder to do work. And simultaneously supplying oil to an oil port c of the second lifting oil cylinder, retracting the hollow piston rod 35 of the second lifting oil cylinder, and returning oil to an oil port d of the second lifting oil cylinder.
When the first lifting oil cylinder hollow piston rod 31 extends to a certain position, the first lifting oil cylinder hollow piston rod 31 stops extending, and the second lifting oil cylinder hollow piston rod 35 retracts to the right position; supplying oil to an oil port h of the second anchor device oil cylinder, retracting a piston rod 25 of the second anchor device oil cylinder, and returning oil to an oil port g of the second anchor device oil cylinder; and the second anchor cylinder piston rod 25 retracts and drives the second anchor cylinder gland 19 to overcome the compression force of the second anchor cylinder pre-tightening spring 20 to tightly press and attach the outer conical surface of the second anchor cylinder movable anchor sheet 21 and the inner conical surface of the second anchor cylinder anchor body 22, and at the moment, the workpiece in the second anchor cylinder movable anchor sheet 21 is locked. After the second anchor device oil cylinder piston rod 25 retracts to the right position and effectively locks the workpiece of the second anchor device oil cylinder movable anchor sheet 21, oil is supplied to the first anchor device oil cylinder oil port e, the first anchor device oil cylinder barrel 13 extends out, and the first anchor device oil cylinder oil port f returns oil; and the first anchor device oil cylinder barrel 13 extends out and drives the first anchor device oil cylinder reset top plate 15 to push the first anchor device oil cylinder reset top pipe 14 to separate the outer conical surface of the first anchor device oil cylinder movable anchor sheet 9 from the inner conical surface of the first anchor device oil cylinder anchor body 10, and at the moment, the workpiece in the first anchor device oil cylinder movable anchor sheet 9 is unlocked.
After the cylinder barrel 13 of the first anchor device oil cylinder extends to the right position and effectively unlocks a workpiece in the movable anchor sheet 9 of the first anchor device oil cylinder, oil is supplied to an oil port d of the second lifting oil cylinder, the hollow piston rod 35 of the second lifting oil cylinder extends out, and oil is returned from an oil port c of the second lifting oil cylinder; the hollow piston rod 35 of the second lifting cylinder drives the workpiece in the movable anchor sheet 21 of the second anchorage device cylinder to do work. And simultaneously, oil is supplied to an oil port a of the first lifting oil cylinder, the hollow piston rod 31 of the first lifting oil cylinder retracts, and an oil port b of the first lifting oil cylinder returns.
When the second lifting oil cylinder hollow piston rod 35 extends to a certain position, the second lifting oil cylinder hollow piston rod stops extending, and the first lifting oil cylinder hollow piston rod 31 retracts to the right position; supplying oil to the first anchor oil cylinder oil port f, retracting the first anchor oil cylinder barrel 13, and returning oil to the first anchor oil cylinder oil port e; and the first anchor device oil cylinder barrel 13 retracts and drives the first anchor device oil cylinder gland 7 to overcome the compression force of the first anchor device oil cylinder pre-tightening spring 8 and tightly press and attach the outer conical surface of the first anchor device oil cylinder movable anchor sheet 9 and the inner conical surface of the first anchor device oil cylinder anchor body 10, and at the moment, the workpiece in the first anchor device oil cylinder movable anchor sheet 9 is locked. After the cylinder barrel 13 of the first anchor device oil cylinder retracts to the right position and effectively locks the workpiece in the movable anchor sheet 9 of the first anchor device oil cylinder, oil is supplied to an oil port g of the second anchor device oil cylinder, a piston rod 25 of the second anchor device oil cylinder extends out, and oil is returned from an oil port h of the second anchor device oil cylinder; and the second anchor cylinder piston rod 25 extends out and drives the second anchor cylinder reset top plate 27 to push the second anchor cylinder reset top pipe 26 to separate the outer conical surface of the second anchor cylinder movable anchor piece 21 from the inner conical surface of the second anchor cylinder anchor body 22, and at the moment, the workpiece in the second anchor cylinder movable anchor piece 21 is unlocked.
The steps of the operation process can be summarized as follows: after the first anchor device oil cylinder 3 locks the workpiece, the second anchor device oil cylinder 4 unlocks the workpiece, and after the second anchor device oil cylinder 4 unlocks the workpiece, the second lifting oil cylinder 2 retracts in the process that the first lifting oil cylinder 1 extends out of the lifting workpiece; the first lifting oil cylinder 1 stops extending after extending to a certain position, and the second lifting oil cylinder 2 retracts to the right position; after the second anchor device oil cylinder 4 locks the workpiece, the first anchor device oil cylinder 3 unlocks the workpiece, and after the first anchor device oil cylinder 3 unlocks the workpiece, the first lifting oil cylinder 1 retracts in the process that the second lifting oil cylinder 2 extends out of the lifting workpiece; the second lifting oil cylinder 2 stops extending after extending to a certain position, and the first lifting oil cylinder 1 retracts to the right position. The work piece can be continuously lifted by repeating the circulating operation according to the steps.
In other embodiments, the above operation process may be adjusted as follows: after the first anchor device oil cylinder 3 locks the workpiece, the second anchor device oil cylinder 4 unlocks the workpiece, after the second anchor device oil cylinder 4 unlocks the workpiece, the first lifting oil cylinder 1 extends out of the lifting workpiece, and the second lifting oil cylinder 2 retracts in place in the process of extending out of the first lifting oil cylinder 1; after the first lifting oil cylinder 1 extends to a certain position, the second lifting oil cylinder 2 extends synchronously, the second anchorage device oil cylinder 4 locks a workpiece in the synchronous extending process of the second lifting oil cylinder 2, after the second anchorage device oil cylinder 4 locks the workpiece, the first anchorage device oil cylinder 3 unlocks the workpiece, and after the first anchorage device oil cylinder 3 unlocks the workpiece, the first lifting oil cylinder 1 retracts; the first lifting oil cylinder 1 retracts to the right position in the process of extending the second lifting oil cylinder 2, the first lifting oil cylinder 1 extends synchronously after the second lifting oil cylinder 2 extends to a certain position, the first anchorage device oil cylinder 3 locks a workpiece in the process of extending the first lifting oil cylinder 1 synchronously, the second anchorage device oil cylinder 4 unlocks the workpiece after the first anchorage device oil cylinder 3 locks the workpiece, and the second lifting oil cylinder 2 retracts after the second anchorage device oil cylinder 4 unlocks the workpiece; and the second lifting oil cylinder 2 retracts to the right position in the process of extending the first lifting oil cylinder 1. The above steps are repeated to operate in a circulating way, so that the workpiece can be continuously and rapidly lifted.
In other embodiments, the above operation process may be adjusted as follows: after the first anchor device oil cylinder 3 locks the workpiece, the second anchor device oil cylinder 4 unlocks the workpiece, and after the second anchor device oil cylinder 4 unlocks the workpiece, the first lifting oil cylinder 1 retracts to stretch out the second lifting oil cylinder 2 in the process of lowering the workpiece; the first lifting oil cylinder 1 is retracted to a certain position and then stops retracting, and the second lifting oil cylinder 2 extends in place; after the second anchor device oil cylinder 4 locks the workpiece, the first anchor device oil cylinder 3 unlocks the workpiece, and after the first anchor device oil cylinder 3 unlocks the workpiece, the second lifting oil cylinder 2 retracts to stretch out the first lifting oil cylinder 1 in the workpiece lowering process; and the second lifting oil cylinder 2 stops retracting after retracting to a certain position, and the first lifting oil cylinder 1 extends in place. And repeating the circulating operation according to the steps to continuously lower the workpiece.
In other embodiments, the above operation process may be adjusted as follows: after the first anchor device oil cylinder 3 locks the workpiece, the second anchor device oil cylinder 4 unlocks the workpiece, after the second anchor device oil cylinder 4 unlocks the workpiece, the first lifting oil cylinder 1 retracts to lower the workpiece, and the second lifting oil cylinder 2 extends to the place in the retracting process of the first lifting oil cylinder 1; the second lifting oil cylinder 2 retracts synchronously after the first lifting oil cylinder 1 retracts to a certain position, the second anchorage device oil cylinder 4 locks a workpiece in the synchronous retraction process of the second lifting oil cylinder 2, the first anchorage device oil cylinder 3 unlocks the workpiece after the second anchorage device oil cylinder 4 locks the workpiece, and the first lifting oil cylinder 1 extends out after the first anchorage device oil cylinder 3 unlocks the workpiece; the first lifting oil cylinder 1 extends to the right position in the retraction process of the second lifting oil cylinder 2, the first lifting oil cylinder 1 retracts synchronously after the second lifting oil cylinder 2 retracts to a certain position, the first anchorage device oil cylinder 3 locks a workpiece in the synchronous retraction process of the first lifting oil cylinder 1, the second anchorage device oil cylinder 4 unlocks the workpiece after the first anchorage device oil cylinder 3 locks the workpiece, and the second lifting oil cylinder 2 extends after the second anchorage device oil cylinder 4 unlocks the workpiece; and the second lifting oil cylinder 2 extends to the right position in the retraction process of the first lifting oil cylinder 1. The circulation operation is repeated according to the steps, so that the workpiece can be continuously and rapidly placed.
In other embodiments, the above operation process may be adjusted as follows: the first anchor device oil cylinder 3 and the second anchor device oil cylinder 4 lock workpieces at the same time, and the first lifting oil cylinder 1 and the second lifting oil cylinder 2 extend out of the workpieces to lift the workpieces at the same time, so that larger lifting force is obtained.
In other embodiments, the above operation process may be adjusted as follows: the first anchor device oil cylinder 3 and the second anchor device oil cylinder 4 lock workpieces at the same time, and the first lifting oil cylinder 1 and the second lifting oil cylinder 2 retract to transfer the workpieces at the same time, so that the workpieces with larger loads can be transferred conveniently.
The oil supply and return modes involved in the operation processes of the different embodiments are described above, and are not described again here.
In the description of the present application, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The above embodiments are merely to illustrate the technical solutions of the present application and are not limitative, and the present application is described in detail with reference to preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made in the present invention without departing from the spirit and scope of the present invention and shall be covered by the appended claims.
Claims (10)
1. A continuous lift cylinder, comprising: the lifting device comprises at least one first lifting oil cylinder and at least one second lifting oil cylinder, wherein the first lifting oil cylinder and the second lifting oil cylinder are connected in series, and the first lifting oil cylinder and the second lifting oil cylinder alternately or simultaneously operate.
2. The continuous lift cylinder of claim 1, wherein the first lift cylinder comprises: the first lifting oil cylinder barrel is embedded in the first lifting oil cylinder barrel and is in sliding connection with the first lifting oil cylinder barrel, and the first lifting oil cylinder barrel is further connected with the second lifting oil cylinder.
3. The continuous lift cylinder of claim 2, wherein the first lift cylinder further comprises: the first lifting oil cylinder guide sleeve I is arranged between the first lifting oil cylinder hollow piston rod and the first lifting oil cylinder barrel.
4. The continuous lift cylinder of claim 2 or 3, wherein the first lift cylinder further comprises: the first lifting oil cylinder guide sleeve II is arranged between the first lifting oil cylinder hollow piston rod and the first lifting oil cylinder barrel.
5. The continuous lift cylinder of claim 1, wherein the second lift cylinder comprises: the second lifting oil cylinder barrel is embedded in the second lifting oil cylinder barrel and is in sliding connection with the second lifting oil cylinder barrel, and the second lifting oil cylinder barrel is further connected with the first lifting oil cylinder.
6. The continuous lift cylinder of claim 5, wherein the second lift cylinder further comprises: and the second lifting oil cylinder guide sleeve I is arranged between the second lifting oil cylinder hollow piston rod and the second lifting oil cylinder barrel.
7. The continuous lift cylinder of claim 5 or 6, further comprising a second lift cylinder guide sleeve II, the second lift cylinder guide sleeve II being disposed between the second lift cylinder hollow piston rod and the second lift cylinder bore.
8. The continuous lift cylinder of claim 5 or 6, wherein the second lift cylinder hollow piston rod is nested with a first lift cylinder hollow piston rod in the first lift cylinder.
9. The continuous lift cylinder of claim 1, 2, 3, 5 or 6, further comprising a first position sensing device disposed on the first lift cylinder and a second position sensing device disposed on the second lift cylinder.
10. The continuous lift cylinder of claim 1, 2, 3, 5 or 6, further comprising first and second workpiece alignment tubes for maintaining a workpiece in a straight motion thereon, the first and second workpiece alignment tubes being within the first and second lift cylinders, respectively.
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| CN202110579744.3A CN113309061B (en) | 2021-05-26 | 2021-05-26 | Continuous lifting oil cylinder |
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| CN202110579744.3A CN113309061B (en) | 2021-05-26 | 2021-05-26 | Continuous lifting oil cylinder |
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| CN113309061B CN113309061B (en) | 2023-06-16 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201794851U (en) * | 2010-02-05 | 2011-04-13 | 上海德凯液压成套有限公司 | Multi-stage hydraulic cylinders connected in series |
| CN110230623A (en) * | 2019-07-20 | 2019-09-13 | 蚌埠液力机械有限公司 | A kind of synchronization telescope double-outlet cylinder |
| CN211900896U (en) * | 2020-01-15 | 2020-11-10 | 北京先锋锐创环境技术有限公司 | Double-plunger pump |
-
2021
- 2021-05-26 CN CN202110579744.3A patent/CN113309061B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201794851U (en) * | 2010-02-05 | 2011-04-13 | 上海德凯液压成套有限公司 | Multi-stage hydraulic cylinders connected in series |
| CN110230623A (en) * | 2019-07-20 | 2019-09-13 | 蚌埠液力机械有限公司 | A kind of synchronization telescope double-outlet cylinder |
| CN211900896U (en) * | 2020-01-15 | 2020-11-10 | 北京先锋锐创环境技术有限公司 | Double-plunger pump |
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| CN113309061B (en) | 2023-06-16 |
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