CN108302091B - Pneumatic full-aluminum built-in cylinder lifting host - Google Patents
Pneumatic full-aluminum built-in cylinder lifting host Download PDFInfo
- Publication number
- CN108302091B CN108302091B CN201810103965.1A CN201810103965A CN108302091B CN 108302091 B CN108302091 B CN 108302091B CN 201810103965 A CN201810103965 A CN 201810103965A CN 108302091 B CN108302091 B CN 108302091B
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- inner cylinder
- cylinder
- piston rod
- outer cylinder
- valve
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 239000000956 alloy Substances 0.000 claims abstract description 4
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000004381 surface treatment Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007105 physical stamina Effects 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- 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
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/08—Trolleys or crabs, e.g. operating above runways with turntables
-
- 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
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/202—Externally-operated valves mounted in or on the actuator
-
- 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
- F15B21/001—Servomotor systems with fluidic control
Abstract
The invention provides a pneumatic all-aluminum built-in cylinder lifting host machine, which comprises an inner cylinder and an outer cylinder, wherein the inner cylinder is an aluminum alloy inner cylinder, the aluminum alloy inner cylinder is of a cylinder structure formed by one-time extrusion, the outer cylinder is an outer cylinder formed by extrusion of an aluminum alloy material, the outer cylinder is formed by splicing two connecting pieces which are bilaterally symmetrical, and the outer cylinder is connected with the inner cylinder through guide wheels or sliding rail sliding blocks; a piston rod is arranged in the inner cylinder and is connected with the top of the outer cylinder through an outer sleeve connecting assembly, and the lower end part of the inner cylinder is connected with a rotary flange.
Description
Technical Field
The invention relates to mechanical equipment, in particular to a pneumatic all-aluminum built-in cylinder lifting host.
Background
In the production and manufacturing process, certain stations also need people to operate the power-assisted mechanical arm to realize carrying. The flexible and simple carrying mode of the heavy objects is always a concern and concerned problem for the greatest release of labor force. For the pneumatic vertical lifting and carrying mode, the common method is an external lifting cylinder and a guiding mechanism. The manipulator composed of the external cylinder and the guide mechanism generally adopts a steel body in the manufacturing process, and has the characteristics of huge structure, high requirement on the structure of the body in order to overcome the additional generated torque due to heavy body and large inertia, and the following defects are comprehensively present:
1. the steel manipulator belongs to non-standard manufacturing equipment, and is subjected to metal processing technologies such as welding, turning, milling, surface treatment and the like in the manufacturing process, so that the manufacturing period is long and the manufacturing cost is high;
2. the steel equipment is subjected to surface treatment such as blackening, electroplating and the like in the manufacturing process, so that the environment is easy to be polluted;
3. the lifting structure of the external cylinder ensures that the gravity center and the lifting force of the workpiece are not concentric, so that additional torsion can be generated, and the requirement on the structural strength of the manipulator is high, thereby increasing the design and manufacturing cost;
4. the resistance born by the lifting process is larger when extra torque is generated in the running process, and if the working condition needs to balance the lifting mode, the operator needs to pay out extra physical force because of the large resistance;
5. the body torque is large in the lifting process, and the body is easy to damage;
6. the body is made of steel and has heavy weight and thick body, and does not accord with human engineering.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides a pneumatic all-aluminum built-in cylinder lifting host machine to solve at least one technical problem.
The technical scheme of the invention is as follows: the pneumatic all-aluminum built-in cylinder lifting host comprises an inner cylinder and an outer cylinder, wherein the inner cylinder is an aluminum alloy inner cylinder, the aluminum alloy inner cylinder is of a cylinder structure formed by one-time extrusion, the outer cylinder is an outer cylinder formed by extrusion of aluminum alloy materials, the outer cylinder is formed by splicing two connecting pieces in bilateral symmetry, and the outer cylinder is connected with the inner cylinder through a guide wheel or a sliding rail;
the inner cylinder is internally provided with a piston rod, the piston rod is connected with the top of the outer cylinder through an outer sleeve connecting assembly, and the lower end part of the inner cylinder is connected with a rotary flange.
According to the invention, the lifting of the inner cylinder body is realized through the charging and discharging of the cylinder, the lower end of the inner cylinder is connected with a load through the rotary flange, so that the lifting and carrying process is realized, and the rotary flange can realize 360-degree rotation of the load. Compared with the traditional aluminum alloy, the invention has the advantages of low manufacturing and processing difficulty, short period, no need of surface treatment and environmental protection. The high-integration weight is light, and under the same load condition, the high-integration weight is 50% lighter than that of a steel manipulator, and the manipulator can be lightly pushed by fingers. The built-in lifting cylinder is concentric with the gravity center of the workpiece and the lifting force, no extra torque is generated, and the damage to the manipulator body is small.
At least four side guide wheels or sliding blocks are arranged on the outer side of the outer cylinder. For increasing the flexibility of the guidance.
The outer wall of the outer cylinder is provided with a connecting device, and the outer cylinder is connected with a pulley through the connecting device. The invention can slide on the aluminum alloy track through the pulley, so that the whole XY direction movement is realized.
The lower end part of the piston rod is sleeved with a piston ring. Can guarantee the gas tightness, reduce the frictional force when the piston tube slides.
The piston ring is made of polyurethane or polytetrafluoroethylene.
A buffer cushion block is arranged above the piston ring. The piston ring can be buffered.
The top of the piston rod is provided with a piston rod end plate, and the piston rod end plate is connected with the outer sleeve connecting assembly.
The piston rod comprises a piston rod joint, and a thrust bearing is arranged below the piston rod joint. The movement speed of the piston rod can be improved, and the resistance is reduced.
The inner cylinder comprises an inner cylinder cover plate, the piston rod penetrates through the center of the inner cylinder cover plate, and the inner cylinder cover plate is detachably connected with the inner cylinder. The impurities in the inner cylinder are cleaned by opening the inner cylinder cover plate, so that the influence on use is avoided.
The inner cylinder is connected with a pneumatic control system, the pneumatic control system comprises a manual stop valve, a relay valve, a one-way throttle valve and a manual control valve, the manual stop valve, the relay valve, the manual control valve and the one-way throttle valve are sequentially connected in series, the control end of the relay valve is connected with the inner cylinder, and the output end of the one-way throttle valve is connected with the inner cylinder.
The manual stop valve is connected with an air source.
The manual control valve is opened, the relay valve works, the lifting host lifts the load, the manual stop valve is connected, the whole pneumatic control system supplies air, the work can be started, when the manual control valve is operated to lift, the air supply system supplies compressed air to the lifting host, at the moment, the pressure of the compressed air in the lifting host is fed back to the relay valve through a pipeline, and the relay valve automatically increases the pressure of the supplied compressed air according to the fed-back pressure, so that the stable lifting of the whole lifting process is ensured; when the manual control valve is operated to descend, the one-way throttle valve throttles the exhaust gas to control the exhaust speed of the gas, so that the whole descending process of the lifting host is guaranteed to be stable at a constant speed, and meanwhile, the pressure is fed back to the relay valve, so that the pressure of the fed air is guaranteed to be reduced when the control valve 5 is operated to ascend, and the stable operation is guaranteed.
Compared with the prior art, the pneumatic all-aluminum built-in cylinder lifting host has the advantages that:
1. the whole aluminum alloy modular design is adopted, the manufacturing and processing difficulties are low, the period is short, the surface treatment is not needed, and the environment-friendly requirement is met.
2. The high-integration weight is light, the weight is 50% lighter than that of a steel manipulator under the same load condition, the manipulator 3 can be lightly pushed by a finger, a lifting cylinder is arranged in the manipulator, the gravity center and the lifting force of a workpiece are concentric, no extra torque is generated, and the damage to the manipulator body is small;
4. no extra torque, light lifting and no resistance;
5. the body is light, and the human-computer engineering effect is wholly promoted.
The weight of the whole aluminum body is only about 40KG, and the steel manipulator with the same load needs 80-100KG
The weight of 300kg can be carried, so that the carrying work is easy and convenient, the modularized structure is compact and attractive in appearance, the maintenance is convenient, and the maintenance cost is low. The human body can release more physical stamina in labor production, and has more comfortable working environment.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
fig. 2 is a schematic diagram of the present invention.
In the figure: the device comprises a thrust bearing 1, a piston rod end plate 2, a piston rod joint 3, an outer sleeve connecting component 4, an inner cylinder cover plate 5, a piston rod 6, a pulley 7, a connecting device 8, an outer cylinder 9, a side guide wheel 10, an inner cylinder 11, a rotary flange 12, a piston ring 13, a buffer cushion block 14, a gas source 15, a manual stop valve 16, a relay valve 17, a one-way throttle valve 18 and a manual control valve 19.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, the pneumatic all-aluminum built-in cylinder lifting host comprises an inner cylinder 11 and an outer cylinder 9, wherein the inner cylinder is an aluminum alloy inner cylinder, the aluminum alloy inner cylinder is of a cylinder structure formed by one-time extrusion, the outer cylinder is an outer cylinder formed by extrusion of an aluminum alloy material, the outer cylinder is spliced by two connecting pieces which are bilaterally symmetrical, and the outer cylinder is connected with the inner cylinder through guide wheels or sliding rail sliding blocks; a piston rod 6 is arranged in the inner cylinder and is connected with the top of the outer cylinder through an outer sleeve connecting assembly 4, and the lower end part of the inner cylinder is connected with a rotary flange 12. According to the invention, the lifting of the inner cylinder body is realized through the charging and discharging of the cylinder, the lower end of the inner cylinder is connected with a load through the rotary flange, so that the lifting and carrying process is realized, and the rotary flange can realize 360-degree rotation of the load. Compared with the traditional aluminum alloy, the invention has the advantages of low manufacturing and processing difficulty, short period, no need of surface treatment and environmental protection. The high-integration weight is light, and under the same load condition, the high-integration weight is 50% lighter than that of a steel manipulator, and the manipulator can be lightly pushed by fingers. The built-in lifting cylinder is concentric with the gravity center of the workpiece and the lifting force, no extra torque is generated, and the damage to the manipulator body is small.
At least four side guide wheels 10 or sliding blocks are arranged on the outer side of the outer cylinder. For increasing the flexibility of the guidance. The outer wall of the outer cylinder is provided with a connecting device, and the outer cylinder is connected with a pulley 7 through a connecting device 8. The invention can slide on the aluminum alloy track through the pulley, so that the whole XY direction movement is realized. The lower end of the piston rod is sleeved with a piston ring 13. Can guarantee the gas tightness, reduce the frictional force when the piston tube slides. The piston ring is made of polyurethane or polytetrafluoroethylene. A buffer cushion block 14 is arranged above the piston ring. The piston ring can be buffered. The top of the piston rod is provided with a piston rod end plate 2 which is connected with the outer sleeve connecting component. The piston rod comprises a piston rod joint 3, and a thrust bearing 1 is arranged below the piston rod joint. The movement speed of the piston rod can be improved, and the resistance is reduced. The inner cylinder comprises an inner cylinder cover plate 5, a piston rod penetrates through the center of the inner cylinder cover plate, and the inner cylinder cover plate is detachably connected with the inner cylinder. The impurities in the inner cylinder are cleaned by opening the inner cylinder cover plate, so that the influence on use is avoided.
As shown in fig. 2, the inner cylinder is connected with a pneumatic control system, the pneumatic control system comprises a manual stop valve 16, a relay valve 17, a one-way throttle valve 18 and a manual control valve 19, the manual stop valve, the relay valve, the manual control valve and the one-way throttle valve are sequentially connected in series, the control end of the relay valve is connected with the inner cylinder 11, and the output end of the one-way throttle valve is connected with the inner cylinder. The manual shut-off valve is connected to a gas source 15. The manual control valve is opened, the relay valve works, the lifting host lifts the load, the manual stop valve is connected, the whole pneumatic control system supplies air, the work can be started, when the manual control valve is operated to lift, the air supply system supplies compressed air to the lifting host, at the moment, the pressure of the compressed air in the lifting host is fed back to the relay valve through a pipeline, and the relay valve automatically increases the pressure of the supplied compressed air according to the fed-back pressure, so that the stable lifting of the whole lifting process is ensured; when the manual control valve is operated to descend, the one-way throttle valve throttles the exhaust gas to control the exhaust speed of the gas, so that the whole descending process of the lifting host is guaranteed to be stable at a constant speed, and meanwhile, the pressure is fed back to the relay valve, so that the pressure of the fed air is guaranteed to be reduced when the control valve 5 is operated to ascend, and the stable operation is guaranteed.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (2)
1. The pneumatic all-aluminum built-in cylinder lifting host is characterized by comprising an inner cylinder and an outer cylinder, wherein the inner cylinder is an aluminum alloy inner cylinder, the aluminum alloy inner cylinder is of a cylinder structure formed by one-time extrusion, the outer cylinder is an outer cylinder formed by extrusion of an aluminum alloy material, the outer cylinder is formed by splicing two connecting pieces in bilateral symmetry, and the outer cylinder is connected with the inner cylinder through a guide wheel or a sliding rail;
a piston rod is arranged in the inner cylinder and is connected with the top of the outer cylinder through an outer sleeve connecting assembly, and the lower end part of the inner cylinder is connected with a rotary flange;
the lower end part of the piston rod is sleeved with a piston ring, a buffer cushion block is arranged above the piston ring, the top of the piston rod is provided with a piston rod end plate, the piston rod end plate is connected with the outer sleeve connecting assembly, the piston rod comprises a piston rod joint, and a thrust bearing is arranged below the piston rod joint;
the outer side of the outer cylinder is provided with at least four side guide wheels or sliding blocks, the outer wall of the outer cylinder is provided with a connecting device, the outer cylinder is connected with a pulley through the connecting device, the inner cylinder comprises an inner cylinder cover plate, a piston rod penetrates through the center of the inner cylinder cover plate, and the inner cylinder cover plate is detachably connected with the inner cylinder.
2. The pneumatic all-aluminum embedded cylinder lifting host machine according to claim 1, wherein: the inner cylinder is connected with a pneumatic control system, the pneumatic control system comprises a manual stop valve, a relay valve, a one-way throttle valve and a manual control valve, the manual stop valve, the relay valve, the manual control valve and the one-way throttle valve are sequentially connected in series, the control end of the relay valve is connected with the inner cylinder, and the output end of the one-way throttle valve is connected with the inner cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103965.1A CN108302091B (en) | 2018-02-01 | 2018-02-01 | Pneumatic full-aluminum built-in cylinder lifting host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810103965.1A CN108302091B (en) | 2018-02-01 | 2018-02-01 | Pneumatic full-aluminum built-in cylinder lifting host |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108302091A CN108302091A (en) | 2018-07-20 |
| CN108302091B true CN108302091B (en) | 2024-03-19 |
Family
ID=62850765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810103965.1A Active CN108302091B (en) | 2018-02-01 | 2018-02-01 | Pneumatic full-aluminum built-in cylinder lifting host |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108302091B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108792942A (en) * | 2018-08-07 | 2018-11-13 | 铮孚智能工程（上海）有限公司 | A kind of flexibility aluminium alloy vertical lift type transfer machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1232993A1 (en) * | 2001-02-14 | 2002-08-21 | Robert Bosch Gmbh | Lifting cylinder unit |
| CN101493105A (en) * | 2008-01-21 | 2009-07-29 | 韩基鲜 | Control valve for cylinder and cylinder with the control valve |
| CN102050395A (en) * | 2009-10-27 | 2011-05-11 | 堵智斌 | Pneumatic workpiece lifting device |
| CN205087808U (en) * | 2015-10-13 | 2016-03-16 | 柳州一工科技有限公司 | Hoist mechanism and have this hoist mechanism's transportation equipment |
| CN205367612U (en) * | 2015-12-29 | 2016-07-06 | 上海元功机械技术有限公司 | Lifting mechanism |
| CN106219405A (en) * | 2016-09-13 | 2016-12-14 | 上汽通用五菱汽车股份有限公司 | A kind of side wall assembly suspender |
| CN106523459A (en) * | 2016-10-10 | 2017-03-22 | 合肥协力液压科技有限公司 | Hydraulic cylinder |
| CN208073903U (en) * | 2018-02-01 | 2018-11-09 | 上海元功机械技术有限公司 | Air cylinder lifting host built in pneumatic full aluminium |
-
2018
- 2018-02-01 CN CN201810103965.1A patent/CN108302091B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1232993A1 (en) * | 2001-02-14 | 2002-08-21 | Robert Bosch Gmbh | Lifting cylinder unit |
| CN101493105A (en) * | 2008-01-21 | 2009-07-29 | 韩基鲜 | Control valve for cylinder and cylinder with the control valve |
| CN102050395A (en) * | 2009-10-27 | 2011-05-11 | 堵智斌 | Pneumatic workpiece lifting device |
| CN205087808U (en) * | 2015-10-13 | 2016-03-16 | 柳州一工科技有限公司 | Hoist mechanism and have this hoist mechanism's transportation equipment |
| CN205367612U (en) * | 2015-12-29 | 2016-07-06 | 上海元功机械技术有限公司 | Lifting mechanism |
| CN106219405A (en) * | 2016-09-13 | 2016-12-14 | 上汽通用五菱汽车股份有限公司 | A kind of side wall assembly suspender |
| CN106523459A (en) * | 2016-10-10 | 2017-03-22 | 合肥协力液压科技有限公司 | Hydraulic cylinder |
| CN208073903U (en) * | 2018-02-01 | 2018-11-09 | 上海元功机械技术有限公司 | Air cylinder lifting host built in pneumatic full aluminium |
Non-Patent Citations (1)
| Title |
|---|
| 刘绍力，王海文.《液压与气动》.华中科技大学出版社,2017,第236页. * |
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| CN108302091A (en) | 2018-07-20 |
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