CN113074162A - High-speed moving oil cylinder - Google Patents
High-speed moving oil cylinder Download PDFInfo
- Publication number
- CN113074162A CN113074162A CN202110372186.3A CN202110372186A CN113074162A CN 113074162 A CN113074162 A CN 113074162A CN 202110372186 A CN202110372186 A CN 202110372186A CN 113074162 A CN113074162 A CN 113074162A
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- China
- Prior art keywords
- oil
- cylinder
- energy storage
- storage chamber
- piston type
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
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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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/04—Accumulators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The invention discloses a high-speed moving oil cylinder which comprises a piston type oil cylinder, wherein an energy storage cylinder is arranged on a cylinder body of the piston type oil cylinder, an energy storage cylinder piston is arranged in an inner cavity of the energy storage cylinder, the inner cavity of the energy storage cylinder is divided into an oil storage chamber and an energy storage chamber by the energy storage cylinder piston, a controller used for guiding oil in the oil storage chamber into the rodless cavity of the piston type oil cylinder or guiding the oil in the rodless cavity of the piston type oil cylinder into the oil storage chamber is connected between the oil storage chamber and a rodless cavity of the piston type oil cylinder, and the energy storage chamber is connected with an external power source used for; the high-speed injection molding machine has the advantage that the speed of inputting oil is high, so that the response speed of the high-speed injection molding machine is effectively improved.
Description
Technical Field
The invention relates to an oil cylinder for a high-speed injection molding machine, in particular to a high-speed moving oil cylinder.
Background
With the rapid development of society, the application of plastic molding products is more and more extensive. An injection molding machine is also called an injection molding machine or an injection molding machine, and is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, wherein the injection molding is realized by the injection molding machine and the plastic molding die.
Compared with the common injection molding machine, the high-speed injection molding machine is more environment-friendly and has shorter injection molding time. However, in the ram cylinder used in the conventional high-speed injection molding machine, since the oil is input into the rodless cavity of the ram cylinder from the oil tank through the oil pump, the speed of inputting the oil is slow, and thus the response speed of the high-speed injection molding machine is slow.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a high-speed moving oil cylinder, which has higher oil liquid input speed, thereby effectively improving the response speed of a high-speed injection molding machine.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a high-speed hydro-cylinder that removes, includes piston cylinder, its characterized in that: the piston type oil cylinder is characterized in that an energy storage cylinder is arranged on a cylinder body of the piston type oil cylinder, an energy storage cylinder piston is arranged in an inner cavity of the energy storage cylinder, the energy storage cylinder piston divides the inner cavity of the energy storage cylinder into an oil storage chamber and an energy storage chamber, the oil storage chamber and a rodless cavity of the piston type oil cylinder are connected with one another to be used for guiding oil in the oil storage chamber into the rodless cavity of the piston type oil cylinder or guiding oil in the rodless cavity of the piston type oil cylinder into a controller in the oil storage chamber, and the energy storage chamber is connected with an external power source used for storing energy for the energy storage chamber.
The external power source stores energy for the energy storage chamber, the energy in the energy storage chamber pushes the piston of the energy storage cylinder to compress oil in the oil storage chamber, and the oil in the oil storage chamber enters the rodless cavity of the piston type oil cylinder through the controller, so that the piston of the piston type oil cylinder is pushed to drive the piston rod of the piston type oil cylinder to jack. The piston rod of the piston type oil cylinder still adopts the mode of the existing piston type oil cylinder.
The controller is a hydraulic valve.
One oil port of the hydraulic valve is communicated with the oil storage chamber through a first oil pipe, and the other oil port of the hydraulic valve is communicated with the rodless cavity of the piston type oil cylinder through a second oil pipe. Here, the shorter the first oil pipe and the second oil pipe, the better, so that the smaller the pressure loss and the faster the response.
One oil port of the hydraulic valve is directly communicated with the oil storage chamber in a butt joint mode, and the other oil port of the hydraulic valve is directly communicated with the rodless cavity of the piston type oil cylinder in a butt joint mode.
The external power source is communicated with the energy storage chamber through a pipeline.
The external power source is a supply of compressible media. Compressible media such as nitrogen, etc.
The energy storage cylinder is arranged on the tail part or the top part or the bottom part of the cylinder body of the piston type oil cylinder. The arrangement positions of the energy storage cylinders can be arranged according to actual space, and can also be arranged at other positions except the positions.
Compared with the prior art, the invention has the advantages that:
by additionally arranging the energy storage cylinder, the energy in the energy storage chamber of the energy storage cylinder is utilized to push the piston of the energy storage cylinder to compress oil stored in the oil storage chamber of the energy storage cylinder to directly enter the rodless cavity of the piston type oil cylinder through the controller, namely, the oil directly enters the rodless cavity of the piston type oil cylinder from the oil storage chamber of the energy storage cylinder, the oil input speed is high, namely, the energy storage cylinder is utilized to realize high-speed movement of the piston type oil cylinder, and therefore the response speed of the high-speed injection molding machine is high.
Drawings
Fig. 1 is a simple schematic diagram of a high-speed moving cylinder according to a first embodiment;
FIG. 2 is a simplified schematic diagram of a high-speed moving cylinder according to a second embodiment;
fig. 3 is a simple schematic diagram of a high-speed moving cylinder according to a third embodiment.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The first embodiment is as follows:
the high-speed moving oil cylinder provided by the embodiment comprises a piston type oil cylinder 1, wherein an energy storage cylinder 2 is arranged at the tail part of a cylinder body 11 of the piston type oil cylinder 1, an energy storage cylinder piston 21 is arranged in an inner cavity of the energy storage cylinder 2, the inner cavity of the energy storage cylinder 2 is divided into an oil storage chamber 22 and an energy storage chamber 23 by the energy storage cylinder piston 21, a controller 3 for guiding oil in the oil storage chamber 22 into a rodless cavity 12 of the piston type oil cylinder 1 or guiding oil in the rodless cavity 12 of the piston type oil cylinder 1 into the oil storage chamber 22 is connected between the oil storage chamber 22 and the rodless cavity 12 of the piston type oil cylinder 1, and the energy storage chamber 23 is connected with an external power source 4 for storing energy for the energy storage chamber 23; the external power source 4 stores energy for the energy storage chamber 23, the energy in the energy storage chamber 23 pushes the energy storage cylinder piston 21 to compress oil in the oil storage chamber 22 at a high speed under the condition of reaching a certain pressure, the oil in the oil storage chamber 22 enters the rodless cavity 12 of the piston type oil cylinder 1 through the controller 3, and then the piston 14 of the piston type oil cylinder 1 is pushed to drive the piston rod 15 of the piston type oil cylinder 1 to jack at a high speed, the mode that the piston rod 15 of the piston type oil cylinder 1 retreats still adopts the mode of the existing piston type oil cylinder, namely, the oil is introduced into the rod cavity 13 of the piston type oil cylinder 1, so that the piston 14 of the piston type oil cylinder. By additionally arranging the energy storage cylinder 2, the energy in the energy storage chamber 23 of the energy storage cylinder 2 is utilized to push the energy storage cylinder piston 21 to compress the oil liquid stored in the oil storage chamber 22 of the energy storage cylinder 2, the oil liquid directly enters the rodless cavity 12 of the piston type oil cylinder 1 through the controller 3, namely the oil liquid directly enters the rodless cavity 12 of the piston type oil cylinder 1 from the oil storage chamber 22 of the energy storage cylinder 2, the oil liquid input speed is high, and therefore the response speed of the high-speed injection molding machine is high.
In this embodiment, the controller 3 is a hydraulic valve, one port of which is communicated with the oil chamber 22 through a first oil pipe 51, and the other port of which is communicated with the rodless cavity 12 of the piston cylinder 1 through a second oil pipe 52. Here, the shorter the first oil pipe 51 and the second oil pipe 52, the better, so that the smaller the pressure loss and the faster the response. Therefore, one oil port of the hydraulic valve can be directly in butt joint communication with the oil storage chamber 22, and the other oil port of the hydraulic valve can be directly in butt joint communication with the rodless cavity 12 of the piston type oil cylinder 1.
In this embodiment, the external power source 4 is in communication with the accumulator chamber 23 via a conduit 53, and the external power source 4 is a supply of a compressible medium, such as nitrogen or the like.
Example two:
as shown in fig. 2, the high-speed moving cylinder according to this embodiment has the same structure as the high-speed moving cylinder according to the first embodiment, except that: the energy storage cylinder 2 is arranged on the top of the cylinder body 11 of the piston type oil cylinder 1.
Example three:
as shown in fig. 3, the high-speed moving cylinder according to this embodiment has the same structure as the high-speed moving cylinder according to the first embodiment, except that: the energy storage cylinder 2 is arranged on the bottom of the cylinder body 11 of the piston type oil cylinder 1.
Claims (8)
1. The utility model provides a high-speed hydro-cylinder that removes, includes piston cylinder, its characterized in that: the piston type oil cylinder is characterized in that an energy storage cylinder is arranged on a cylinder body of the piston type oil cylinder, an energy storage cylinder piston is arranged in an inner cavity of the energy storage cylinder, the energy storage cylinder piston divides the inner cavity of the energy storage cylinder into an oil storage chamber and an energy storage chamber, the oil storage chamber and a rodless cavity of the piston type oil cylinder are connected with one another to be used for guiding oil in the oil storage chamber into the rodless cavity of the piston type oil cylinder or guiding oil in the rodless cavity of the piston type oil cylinder into a controller in the oil storage chamber, and the energy storage chamber is connected with an external power source used for storing energy for the energy storage chamber.
2. The high-speed moving oil cylinder according to claim 1, characterized in that: the external power source stores energy for the energy storage chamber, the energy in the energy storage chamber pushes the piston of the energy storage cylinder to compress oil in the oil storage chamber, and the oil in the oil storage chamber enters the rodless cavity of the piston type oil cylinder through the controller, so that the piston of the piston type oil cylinder is pushed to drive the piston rod of the piston type oil cylinder to jack.
3. The high-speed movement oil cylinder according to claim 1 or 2, characterized in that: the controller is a hydraulic valve.
4. The high-speed moving oil cylinder according to claim 3, characterized in that: one oil port of the hydraulic valve is communicated with the oil storage chamber through a first oil pipe, and the other oil port of the hydraulic valve is communicated with the rodless cavity of the piston type oil cylinder through a second oil pipe.
5. The high-speed moving oil cylinder according to claim 3, characterized in that: one oil port of the hydraulic valve is directly communicated with the oil storage chamber in a butt joint mode, and the other oil port of the hydraulic valve is directly communicated with the rodless cavity of the piston type oil cylinder in a butt joint mode.
6. The high-speed moving oil cylinder according to claim 4, characterized in that: the external power source is communicated with the energy storage chamber through a pipeline.
7. The high-speed moving oil cylinder according to claim 6, characterized in that: the external power source is a supply of compressible media.
8. The high-speed moving oil cylinder according to claim 1, characterized in that: the energy storage cylinder is arranged on the tail part or the top part or the bottom part of the cylinder body of the piston type oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110372186.3A CN113074162A (en) | 2021-04-07 | 2021-04-07 | High-speed moving oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110372186.3A CN113074162A (en) | 2021-04-07 | 2021-04-07 | High-speed moving oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113074162A true CN113074162A (en) | 2021-07-06 |
Family
ID=76615331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110372186.3A Withdrawn CN113074162A (en) | 2021-04-07 | 2021-04-07 | High-speed moving oil cylinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN113074162A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022269A (en) * | 1975-07-31 | 1977-05-10 | Toshiba Kikai Kabushiki Kaisha | Die cast machines |
| CN1436108A (en) * | 2000-04-20 | 2003-08-13 | 普罗控制公开股份有限公司 | Method and drive system for control/regulation of linear pressure/cast movement |
| CN106593988A (en) * | 2017-01-25 | 2017-04-26 | 宁波海天金属成型设备有限公司 | Oil return structure of injection oil cylinder |
| CN110374958A (en) * | 2019-08-23 | 2019-10-25 | 天津优瑞纳斯液压机械有限公司 | Accumulator and hydraulic cylinder set composite |
| DE102019126851A1 (en) * | 2018-11-14 | 2020-05-14 | Engel Austria Gmbh | Plastic molding machine and method for operating a plastic molding machine |
| CN111173785A (en) * | 2020-03-10 | 2020-05-19 | 泰安夯神机械有限公司 | Hydraulic hammer stress application device and control method |
-
2021
- 2021-04-07 CN CN202110372186.3A patent/CN113074162A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022269A (en) * | 1975-07-31 | 1977-05-10 | Toshiba Kikai Kabushiki Kaisha | Die cast machines |
| CN1436108A (en) * | 2000-04-20 | 2003-08-13 | 普罗控制公开股份有限公司 | Method and drive system for control/regulation of linear pressure/cast movement |
| CN106593988A (en) * | 2017-01-25 | 2017-04-26 | 宁波海天金属成型设备有限公司 | Oil return structure of injection oil cylinder |
| DE102019126851A1 (en) * | 2018-11-14 | 2020-05-14 | Engel Austria Gmbh | Plastic molding machine and method for operating a plastic molding machine |
| CN110374958A (en) * | 2019-08-23 | 2019-10-25 | 天津优瑞纳斯液压机械有限公司 | Accumulator and hydraulic cylinder set composite |
| CN111173785A (en) * | 2020-03-10 | 2020-05-19 | 泰安夯神机械有限公司 | Hydraulic hammer stress application device and control method |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210706 |